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-rw-r--r--arch/arm/mach-davinci/Kconfig74
-rw-r--r--arch/arm/mach-davinci/Makefile28
-rw-r--r--arch/arm/mach-davinci/config.mk8
-rw-r--r--arch/arm/mach-davinci/cpu.c223
-rw-r--r--arch/arm/mach-davinci/da830_pinmux.c139
-rw-r--r--arch/arm/mach-davinci/da850_lowlevel.c313
-rw-r--r--arch/arm/mach-davinci/da850_pinmux.c181
-rw-r--r--arch/arm/mach-davinci/dm355.c30
-rw-r--r--arch/arm/mach-davinci/dm365.c20
-rw-r--r--arch/arm/mach-davinci/dm365_lowlevel.c460
-rw-r--r--arch/arm/mach-davinci/dm644x.c81
-rw-r--r--arch/arm/mach-davinci/dm646x.c26
-rw-r--r--arch/arm/mach-davinci/dp83848.c128
-rw-r--r--arch/arm/mach-davinci/et1011c.c42
-rw-r--r--arch/arm/mach-davinci/include/mach/aintc_defs.h36
-rw-r--r--arch/arm/mach-davinci/include/mach/da850_lowlevel.h35
-rw-r--r--arch/arm/mach-davinci/include/mach/da8xx-usb.h93
-rw-r--r--arch/arm/mach-davinci/include/mach/davinci_misc.h51
-rw-r--r--arch/arm/mach-davinci/include/mach/ddr2_defs.h84
-rw-r--r--arch/arm/mach-davinci/include/mach/dm365_lowlevel.h25
-rw-r--r--arch/arm/mach-davinci/include/mach/emac_defs.h94
-rw-r--r--arch/arm/mach-davinci/include/mach/gpio.h67
-rw-r--r--arch/arm/mach-davinci/include/mach/hardware.h616
-rw-r--r--arch/arm/mach-davinci/include/mach/i2c_defs.h18
-rw-r--r--arch/arm/mach-davinci/include/mach/pinmux_defs.h57
-rw-r--r--arch/arm/mach-davinci/include/mach/pll_defs.h83
-rw-r--r--arch/arm/mach-davinci/include/mach/psc_defs.h70
-rw-r--r--arch/arm/mach-davinci/include/mach/sdmmc_defs.h164
-rw-r--r--arch/arm/mach-davinci/include/mach/syscfg_defs.h50
-rw-r--r--arch/arm/mach-davinci/include/mach/timer_defs.h44
-rw-r--r--arch/arm/mach-davinci/ksz8873.c53
-rw-r--r--arch/arm/mach-davinci/lowlevel_init.S693
-rw-r--r--arch/arm/mach-davinci/lxt972.c113
-rw-r--r--arch/arm/mach-davinci/misc.c138
-rw-r--r--arch/arm/mach-davinci/pinmux.c90
-rw-r--r--arch/arm/mach-davinci/psc.c160
-rw-r--r--arch/arm/mach-davinci/reset.c32
-rw-r--r--arch/arm/mach-davinci/spl.c65
-rw-r--r--arch/arm/mach-davinci/timer.c128
39 files changed, 4812 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/Kconfig b/arch/arm/mach-davinci/Kconfig
new file mode 100644
index 0000000..6827721
--- /dev/null
+++ b/arch/arm/mach-davinci/Kconfig
@@ -0,0 +1,74 @@
+if ARCH_DAVINCI
+
+choice
+ prompt "DaVinci board select"
+
+config TARGET_ENBW_CMC
+ bool "EnBW CMC board"
+
+config TARGET_IPAM390
+ bool "IPAM390 board"
+ select SUPPORT_SPL
+
+config TARGET_DA830EVM
+ bool "DA830 EVM board"
+
+config TARGET_DA850EVM
+ bool "DA850 EVM board"
+ select SUPPORT_SPL
+
+config TARGET_CAM_ENC_4XX
+ bool "CAM ENC 4xx board"
+ select SUPPORT_SPL
+
+config TARGET_DAVINCI_DM355EVM
+ bool "DM355 EVM board"
+
+config TARGET_DAVINCI_DM355LEOPARD
+ bool "DM355 Leopard board"
+
+config TARGET_DAVINCI_DM365EVM
+ bool "DM365 EVM board"
+
+config TARGET_DAVINCI_DM6467EVM
+ bool "DM6467 EVM board"
+
+config TARGET_DAVINCI_DVEVM
+ bool "DVEVM board"
+
+config TARGET_EA20
+ bool "EA20 board"
+
+config TARGET_DAVINCI_SCHMOOGIE
+ bool "Schmoogie board"
+
+config TARGET_DAVINCI_SFFSDR
+ bool "SFFSDR board"
+
+config TARGET_DAVINCI_SONATA
+ bool "Sonata board"
+
+config TARGET_CALIMAIN
+ bool "Calimain board"
+
+endchoice
+
+config SYS_SOC
+ default "davinci"
+
+source "board/enbw/enbw_cmc/Kconfig"
+source "board/ait/cam_enc_4xx/Kconfig"
+source "board/Barix/ipam390/Kconfig"
+source "board/davinci/da8xxevm/Kconfig"
+source "board/davinci/dm355evm/Kconfig"
+source "board/davinci/dm355leopard/Kconfig"
+source "board/davinci/dm365evm/Kconfig"
+source "board/davinci/dm6467evm/Kconfig"
+source "board/davinci/dvevm/Kconfig"
+source "board/davinci/ea20/Kconfig"
+source "board/davinci/schmoogie/Kconfig"
+source "board/davinci/sffsdr/Kconfig"
+source "board/davinci/sonata/Kconfig"
+source "board/omicron/calimain/Kconfig"
+
+endif
diff --git a/arch/arm/mach-davinci/Makefile b/arch/arm/mach-davinci/Makefile
new file mode 100644
index 0000000..7d67191
--- /dev/null
+++ b/arch/arm/mach-davinci/Makefile
@@ -0,0 +1,28 @@
+#
+# (C) Copyright 2000-2006
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+#
+# SPDX-License-Identifier: GPL-2.0+
+#
+
+obj-y += cpu.o misc.o timer.o psc.o pinmux.o reset.o
+obj-$(CONFIG_DA850_LOWLEVEL) += da850_lowlevel.o
+obj-$(CONFIG_SOC_DM355) += dm355.o
+obj-$(CONFIG_SOC_DM365) += dm365.o
+obj-$(CONFIG_SOC_DM644X) += dm644x.o
+obj-$(CONFIG_SOC_DM646X) += dm646x.o
+obj-$(CONFIG_SOC_DA830) += da830_pinmux.o
+obj-$(CONFIG_SOC_DA850) += da850_pinmux.o
+obj-$(CONFIG_DRIVER_TI_EMAC) += lxt972.o dp83848.o et1011c.o ksz8873.o
+
+ifdef CONFIG_SPL_BUILD
+obj-$(CONFIG_SPL_FRAMEWORK) += spl.o
+obj-$(CONFIG_SOC_DM365) += dm365_lowlevel.o
+obj-$(CONFIG_SOC_DA8XX) += da850_lowlevel.o
+endif
+
+ifndef CONFIG_SKIP_LOWLEVEL_INIT
+obj-y += lowlevel_init.o
+endif
diff --git a/arch/arm/mach-davinci/config.mk b/arch/arm/mach-davinci/config.mk
new file mode 100644
index 0000000..69e9d5a
--- /dev/null
+++ b/arch/arm/mach-davinci/config.mk
@@ -0,0 +1,8 @@
+#
+# Copyright (C) 2012, Texas Instruments, Incorporated - http://www.ti.com/
+#
+# SPDX-License-Identifier: GPL-2.0+
+#
+ifndef CONFIG_SPL_BUILD
+ALL-$(CONFIG_SPL_FRAMEWORK) += u-boot.ais
+endif
diff --git a/arch/arm/mach-davinci/cpu.c b/arch/arm/mach-davinci/cpu.c
new file mode 100644
index 0000000..ff61147
--- /dev/null
+++ b/arch/arm/mach-davinci/cpu.c
@@ -0,0 +1,223 @@
+/*
+ * Copyright (C) 2004 Texas Instruments.
+ * Copyright (C) 2009 David Brownell
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <netdev.h>
+#include <asm/arch/hardware.h>
+#include <asm/io.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/* offsets from PLL controller base */
+#define PLLC_PLLCTL 0x100
+#define PLLC_PLLM 0x110
+#define PLLC_PREDIV 0x114
+#define PLLC_PLLDIV1 0x118
+#define PLLC_PLLDIV2 0x11c
+#define PLLC_PLLDIV3 0x120
+#define PLLC_POSTDIV 0x128
+#define PLLC_BPDIV 0x12c
+#define PLLC_PLLDIV4 0x160
+#define PLLC_PLLDIV5 0x164
+#define PLLC_PLLDIV6 0x168
+#define PLLC_PLLDIV7 0x16c
+#define PLLC_PLLDIV8 0x170
+#define PLLC_PLLDIV9 0x174
+
+#define BIT(x) (1 << (x))
+
+/* SOC-specific pll info */
+#ifdef CONFIG_SOC_DM355
+#define ARM_PLLDIV PLLC_PLLDIV1
+#define DDR_PLLDIV PLLC_PLLDIV1
+#endif
+
+#ifdef CONFIG_SOC_DM644X
+#define ARM_PLLDIV PLLC_PLLDIV2
+#define DSP_PLLDIV PLLC_PLLDIV1
+#define DDR_PLLDIV PLLC_PLLDIV2
+#endif
+
+#ifdef CONFIG_SOC_DM646X
+#define DSP_PLLDIV PLLC_PLLDIV1
+#define ARM_PLLDIV PLLC_PLLDIV2
+#define DDR_PLLDIV PLLC_PLLDIV1
+#endif
+
+#ifdef CONFIG_SOC_DA8XX
+unsigned int sysdiv[9] = {
+ PLLC_PLLDIV1, PLLC_PLLDIV2, PLLC_PLLDIV3, PLLC_PLLDIV4, PLLC_PLLDIV5,
+ PLLC_PLLDIV6, PLLC_PLLDIV7, PLLC_PLLDIV8, PLLC_PLLDIV9
+};
+
+int clk_get(enum davinci_clk_ids id)
+{
+ int pre_div;
+ int pllm;
+ int post_div;
+ int pll_out;
+ unsigned int pll_base;
+
+ pll_out = CONFIG_SYS_OSCIN_FREQ;
+
+ if (id == DAVINCI_AUXCLK_CLKID)
+ goto out;
+
+ if ((id >> 16) == 1)
+ pll_base = (unsigned int)davinci_pllc1_regs;
+ else
+ pll_base = (unsigned int)davinci_pllc0_regs;
+
+ id &= 0xFFFF;
+
+ /*
+ * Lets keep this simple. Combining operations can result in
+ * unexpected approximations
+ */
+ pre_div = (readl(pll_base + PLLC_PREDIV) &
+ DAVINCI_PLLC_DIV_MASK) + 1;
+ pllm = readl(pll_base + PLLC_PLLM) + 1;
+
+ pll_out /= pre_div;
+ pll_out *= pllm;
+
+ if (id == DAVINCI_PLLM_CLKID)
+ goto out;
+
+ post_div = (readl(pll_base + PLLC_POSTDIV) &
+ DAVINCI_PLLC_DIV_MASK) + 1;
+
+ pll_out /= post_div;
+
+ if (id == DAVINCI_PLLC_CLKID)
+ goto out;
+
+ pll_out /= (readl(pll_base + sysdiv[id - 1]) &
+ DAVINCI_PLLC_DIV_MASK) + 1;
+
+out:
+ return pll_out;
+}
+
+int set_cpu_clk_info(void)
+{
+ gd->bd->bi_arm_freq = clk_get(DAVINCI_ARM_CLKID) / 1000000;
+ /* DDR PHY uses an x2 input clock */
+ gd->bd->bi_ddr_freq = cpu_is_da830() ? 0 :
+ (clk_get(DAVINCI_DDR_CLKID) / 1000000);
+ gd->bd->bi_dsp_freq = 0;
+ return 0;
+}
+
+#else /* CONFIG_SOC_DA8XX */
+
+static unsigned pll_div(volatile void *pllbase, unsigned offset)
+{
+ u32 div;
+
+ div = REG(pllbase + offset);
+ return (div & BIT(15)) ? (1 + (div & 0x1f)) : 1;
+}
+
+static inline unsigned pll_prediv(volatile void *pllbase)
+{
+#ifdef CONFIG_SOC_DM355
+ /* this register read seems to fail on pll0 */
+ if (pllbase == (volatile void *)DAVINCI_PLL_CNTRL0_BASE)
+ return 8;
+ else
+ return pll_div(pllbase, PLLC_PREDIV);
+#elif defined(CONFIG_SOC_DM365)
+ return pll_div(pllbase, PLLC_PREDIV);
+#endif
+ return 1;
+}
+
+static inline unsigned pll_postdiv(volatile void *pllbase)
+{
+#if defined(CONFIG_SOC_DM355) || defined(CONFIG_SOC_DM365)
+ return pll_div(pllbase, PLLC_POSTDIV);
+#elif defined(CONFIG_SOC_DM6446)
+ if (pllbase == (volatile void *)DAVINCI_PLL_CNTRL0_BASE)
+ return pll_div(pllbase, PLLC_POSTDIV);
+#endif
+ return 1;
+}
+
+static unsigned pll_sysclk_mhz(unsigned pll_addr, unsigned div)
+{
+ volatile void *pllbase = (volatile void *) pll_addr;
+#ifdef CONFIG_SOC_DM646X
+ unsigned base = CONFIG_REFCLK_FREQ / 1000;
+#else
+ unsigned base = CONFIG_SYS_HZ_CLOCK / 1000;
+#endif
+
+ /* the PLL might be bypassed */
+ if (readl(pllbase + PLLC_PLLCTL) & BIT(0)) {
+ base /= pll_prediv(pllbase);
+#if defined(CONFIG_SOC_DM365)
+ base *= 2 * (readl(pllbase + PLLC_PLLM) & 0x0ff);
+#else
+ base *= 1 + (REG(pllbase + PLLC_PLLM) & 0x0ff);
+#endif
+ base /= pll_postdiv(pllbase);
+ }
+ return DIV_ROUND_UP(base, 1000 * pll_div(pllbase, div));
+}
+
+#ifdef DAVINCI_DM6467EVM
+unsigned int davinci_arm_clk_get()
+{
+ return pll_sysclk_mhz(DAVINCI_PLL_CNTRL0_BASE, ARM_PLLDIV) * 1000000;
+}
+#endif
+
+#if defined(CONFIG_SOC_DM365)
+unsigned int davinci_clk_get(unsigned int div)
+{
+ return pll_sysclk_mhz(DAVINCI_PLL_CNTRL0_BASE, div) * 1000000;
+}
+#endif
+
+int set_cpu_clk_info(void)
+{
+ unsigned int pllbase = DAVINCI_PLL_CNTRL0_BASE;
+#if defined(CONFIG_SOC_DM365)
+ pllbase = DAVINCI_PLL_CNTRL1_BASE;
+#endif
+ gd->bd->bi_arm_freq = pll_sysclk_mhz(pllbase, ARM_PLLDIV);
+
+#ifdef DSP_PLLDIV
+ gd->bd->bi_dsp_freq =
+ pll_sysclk_mhz(DAVINCI_PLL_CNTRL0_BASE, DSP_PLLDIV);
+#else
+ gd->bd->bi_dsp_freq = 0;
+#endif
+
+ pllbase = DAVINCI_PLL_CNTRL1_BASE;
+#if defined(CONFIG_SOC_DM365)
+ pllbase = DAVINCI_PLL_CNTRL0_BASE;
+#endif
+ gd->bd->bi_ddr_freq = pll_sysclk_mhz(pllbase, DDR_PLLDIV) / 2;
+
+ return 0;
+}
+
+#endif /* !CONFIG_SOC_DA8XX */
+
+/*
+ * Initializes on-chip ethernet controllers.
+ * to override, implement board_eth_init()
+ */
+int cpu_eth_init(bd_t *bis)
+{
+#if defined(CONFIG_DRIVER_TI_EMAC)
+ davinci_emac_initialize();
+#endif
+ return 0;
+}
diff --git a/arch/arm/mach-davinci/da830_pinmux.c b/arch/arm/mach-davinci/da830_pinmux.c
new file mode 100644
index 0000000..edaab45
--- /dev/null
+++ b/arch/arm/mach-davinci/da830_pinmux.c
@@ -0,0 +1,139 @@
+/*
+ * Pinmux configurations for the DA830 SoCs
+ *
+ * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/arch/davinci_misc.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/pinmux_defs.h>
+
+/* SPI0 pin muxer settings */
+const struct pinmux_config spi0_pins_base[] = {
+ { pinmux(7), 1, 3 }, /* SPI0_SOMI */
+ { pinmux(7), 1, 4 }, /* SPI0_SIMO */
+ { pinmux(7), 1, 6 } /* SPI0_CLK */
+};
+
+const struct pinmux_config spi0_pins_scs0[] = {
+ { pinmux(7), 1, 7 } /* SPI0_SCS[0] */
+};
+
+const struct pinmux_config spi0_pins_ena[] = {
+ { pinmux(7), 1, 5 } /* SPI0_ENA */
+};
+
+/* NAND pin muxer settings */
+const struct pinmux_config emifa_pins_cs0[] = {
+ { pinmux(18), 1, 2 } /* EMA_CS[0] */
+};
+
+const struct pinmux_config emifa_pins_cs2[] = {
+ { pinmux(18), 1, 3 } /* EMA_CS[2] */
+};
+
+const struct pinmux_config emifa_pins_cs3[] = {
+ { pinmux(18), 1, 4 } /* EMA_CS[3] */
+};
+
+#ifdef CONFIG_USE_NAND
+const struct pinmux_config emifa_pins[] = {
+ { pinmux(13), 1, 6 }, /* EMA_D[0] */
+ { pinmux(13), 1, 7 }, /* EMA_D[1] */
+ { pinmux(14), 1, 0 }, /* EMA_D[2] */
+ { pinmux(14), 1, 1 }, /* EMA_D[3] */
+ { pinmux(14), 1, 2 }, /* EMA_D[4] */
+ { pinmux(14), 1, 3 }, /* EMA_D[5] */
+ { pinmux(14), 1, 4 }, /* EMA_D[6] */
+ { pinmux(14), 1, 5 }, /* EMA_D[7] */
+ { pinmux(14), 1, 6 }, /* EMA_D[8] */
+ { pinmux(14), 1, 7 }, /* EMA_D[9] */
+ { pinmux(15), 1, 0 }, /* EMA_D[10] */
+ { pinmux(15), 1, 1 }, /* EMA_D[11] */
+ { pinmux(15), 1, 2 }, /* EMA_D[12] */
+ { pinmux(15), 1, 3 }, /* EMA_D[13] */
+ { pinmux(15), 1, 4 }, /* EMA_D[14] */
+ { pinmux(15), 1, 5 }, /* EMA_D[15] */
+ { pinmux(15), 1, 6 }, /* EMA_A[0] */
+ { pinmux(15), 1, 7 }, /* EMA_A[1] */
+ { pinmux(16), 1, 0 }, /* EMA_A[2] */
+ { pinmux(16), 1, 1 }, /* EMA_A[3] */
+ { pinmux(16), 1, 2 }, /* EMA_A[4] */
+ { pinmux(16), 1, 3 }, /* EMA_A[5] */
+ { pinmux(16), 1, 4 }, /* EMA_A[6] */
+ { pinmux(16), 1, 5 }, /* EMA_A[7] */
+ { pinmux(16), 1, 6 }, /* EMA_A[8] */
+ { pinmux(16), 1, 7 }, /* EMA_A[9] */
+ { pinmux(17), 1, 0 }, /* EMA_A[10] */
+ { pinmux(17), 1, 1 }, /* EMA_A[11] */
+ { pinmux(17), 1, 2 }, /* EMA_A[12] */
+ { pinmux(17), 1, 3 }, /* EMA_BA[1] */
+ { pinmux(17), 1, 4 }, /* EMA_BA[0] */
+ { pinmux(17), 1, 5 }, /* EMA_CLK */
+ { pinmux(17), 1, 6 }, /* EMA_SDCKE */
+ { pinmux(17), 1, 7 }, /* EMA_CAS */
+ { pinmux(18), 1, 0 }, /* EMA_CAS */
+ { pinmux(18), 1, 1 }, /* EMA_WE */
+ { pinmux(18), 1, 5 }, /* EMA_OE */
+ { pinmux(18), 1, 6 }, /* EMA_WE_DQM[1] */
+ { pinmux(18), 1, 7 }, /* EMA_WE_DQM[0] */
+ { pinmux(10), 1, 0 } /* Tristate */
+};
+#endif
+
+/* EMAC PHY interface pins */
+const struct pinmux_config emac_pins_rmii[] = {
+ { pinmux(10), 2, 1 }, /* RMII_TXD[0] */
+ { pinmux(10), 2, 2 }, /* RMII_TXD[1] */
+ { pinmux(10), 2, 3 }, /* RMII_TXEN */
+ { pinmux(10), 2, 4 }, /* RMII_CRS_DV */
+ { pinmux(10), 2, 5 }, /* RMII_RXD[0] */
+ { pinmux(10), 2, 6 }, /* RMII_RXD[1] */
+ { pinmux(10), 2, 7 } /* RMII_RXER */
+};
+
+const struct pinmux_config emac_pins_mdio[] = {
+ { pinmux(11), 2, 0 }, /* MDIO_CLK */
+ { pinmux(11), 2, 1 } /* MDIO_D */
+};
+
+const struct pinmux_config emac_pins_rmii_clk_source[] = {
+ { pinmux(9), 0, 5 } /* ref.clk from external source */
+};
+
+/* UART2 pin muxer settings */
+const struct pinmux_config uart2_pins_txrx[] = {
+ { pinmux(8), 2, 7 }, /* UART2_RXD */
+ { pinmux(9), 2, 0 } /* UART2_TXD */
+};
+
+/* I2C0 pin muxer settings */
+const struct pinmux_config i2c0_pins[] = {
+ { pinmux(8), 2, 3 }, /* I2C0_SDA */
+ { pinmux(8), 2, 4 } /* I2C0_SCL */
+};
+
+/* USB0_DRVVBUS pin muxer settings */
+const struct pinmux_config usb_pins[] = {
+ { pinmux(9), 1, 1 } /* USB0_DRVVBUS */
+};
+
+#ifdef CONFIG_DAVINCI_MMC
+/* MMC0 pin muxer settings */
+const struct pinmux_config mmc0_pins_8bit[] = {
+ { pinmux(15), 2, 7 }, /* MMCSD0_CLK */
+ { pinmux(16), 2, 0 }, /* MMCSD0_CMD */
+ { pinmux(13), 2, 6 }, /* MMCSD0_DAT_0 */
+ { pinmux(13), 2, 7 }, /* MMCSD0_DAT_1 */
+ { pinmux(14), 2, 0 }, /* MMCSD0_DAT_2 */
+ { pinmux(14), 2, 1 }, /* MMCSD0_DAT_3 */
+ { pinmux(14), 2, 2 }, /* MMCSD0_DAT_4 */
+ { pinmux(14), 2, 3 }, /* MMCSD0_DAT_5 */
+ { pinmux(14), 2, 4 }, /* MMCSD0_DAT_6 */
+ { pinmux(14), 2, 5 } /* MMCSD0_DAT_7 */
+ /* DA830 supports 8-bit mode */
+};
+#endif
diff --git a/arch/arm/mach-davinci/da850_lowlevel.c b/arch/arm/mach-davinci/da850_lowlevel.c
new file mode 100644
index 0000000..19730ce
--- /dev/null
+++ b/arch/arm/mach-davinci/da850_lowlevel.c
@@ -0,0 +1,313 @@
+/*
+ * SoC-specific lowlevel code for DA850
+ *
+ * Copyright (C) 2011
+ * Heiko Schocher, DENX Software Engineering, hs@denx.de.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#include <common.h>
+#include <nand.h>
+#include <ns16550.h>
+#include <post.h>
+#include <asm/arch/da850_lowlevel.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/davinci_misc.h>
+#include <asm/arch/ddr2_defs.h>
+#include <asm/ti-common/davinci_nand.h>
+#include <asm/arch/pll_defs.h>
+
+void davinci_enable_uart0(void)
+{
+ lpsc_on(DAVINCI_LPSC_UART0);
+
+ /* Bringup UART0 out of reset */
+ REG(UART0_PWREMU_MGMT) = 0x00006001;
+}
+
+#if defined(CONFIG_SYS_DA850_PLL_INIT)
+static void da850_waitloop(unsigned long loopcnt)
+{
+ unsigned long i;
+
+ for (i = 0; i < loopcnt; i++)
+ asm(" NOP");
+}
+
+static int da850_pll_init(struct davinci_pllc_regs *reg, unsigned long pllmult)
+{
+ if (reg == davinci_pllc0_regs)
+ /* Unlock PLL registers. */
+ clrbits_le32(&davinci_syscfg_regs->cfgchip0, PLL_MASTER_LOCK);
+
+ /*
+ * Set PLLENSRC '0',bit 5, PLL Enable(PLLEN) selection is controlled
+ * through MMR
+ */
+ clrbits_le32(&reg->pllctl, PLLCTL_PLLENSRC);
+ /* PLLCTL.EXTCLKSRC bit 9 should be left at 0 for Freon */
+ clrbits_le32(&reg->pllctl, PLLCTL_EXTCLKSRC);
+
+ /* Set PLLEN=0 => PLL BYPASS MODE */
+ clrbits_le32(&reg->pllctl, PLLCTL_PLLEN);
+
+ da850_waitloop(150);
+
+ if (reg == davinci_pllc0_regs) {
+ /*
+ * Select the Clock Mode bit 8 as External Clock or On Chip
+ * Oscilator
+ */
+ dv_maskbits(&reg->pllctl, ~PLLCTL_RES_9);
+ setbits_le32(&reg->pllctl,
+ (CONFIG_SYS_DV_CLKMODE << PLLCTL_CLOCK_MODE_SHIFT));
+ }
+
+ /* Clear PLLRST bit to reset the PLL */
+ clrbits_le32(&reg->pllctl, PLLCTL_PLLRST);
+
+ /* Disable the PLL output */
+ setbits_le32(&reg->pllctl, PLLCTL_PLLDIS);
+
+ /* PLL initialization sequence */
+ /*
+ * Power up the PLL- PWRDN bit set to 0 to bring the PLL out of
+ * power down bit
+ */
+ clrbits_le32(&reg->pllctl, PLLCTL_PLLPWRDN);
+
+ /* Enable the PLL from Disable Mode PLLDIS bit to 0 */
+ clrbits_le32(&reg->pllctl, PLLCTL_PLLDIS);
+
+#if defined(CONFIG_SYS_DA850_PLL0_PREDIV)
+ /* program the prediv */
+ if (reg == davinci_pllc0_regs && CONFIG_SYS_DA850_PLL0_PREDIV)
+ writel((PLL_DIVEN | CONFIG_SYS_DA850_PLL0_PREDIV),
+ &reg->prediv);
+#endif
+
+ /* Program the required multiplier value in PLLM */
+ writel(pllmult, &reg->pllm);
+
+ /* program the postdiv */
+ if (reg == davinci_pllc0_regs)
+ writel((PLL_POSTDEN | CONFIG_SYS_DA850_PLL0_POSTDIV),
+ &reg->postdiv);
+ else
+ writel((PLL_POSTDEN | CONFIG_SYS_DA850_PLL1_POSTDIV),
+ &reg->postdiv);
+
+ /*
+ * Check for the GOSTAT bit in PLLSTAT to clear to 0 to indicate that
+ * no GO operation is currently in progress
+ */
+ while ((readl(&reg->pllstat) & PLLCMD_GOSTAT) == PLLCMD_GOSTAT)
+ ;
+
+ if (reg == davinci_pllc0_regs) {
+ writel(CONFIG_SYS_DA850_PLL0_PLLDIV1, &reg->plldiv1);
+ writel(CONFIG_SYS_DA850_PLL0_PLLDIV2, &reg->plldiv2);
+ writel(CONFIG_SYS_DA850_PLL0_PLLDIV3, &reg->plldiv3);
+ writel(CONFIG_SYS_DA850_PLL0_PLLDIV4, &reg->plldiv4);
+ writel(CONFIG_SYS_DA850_PLL0_PLLDIV5, &reg->plldiv5);
+ writel(CONFIG_SYS_DA850_PLL0_PLLDIV6, &reg->plldiv6);
+ writel(CONFIG_SYS_DA850_PLL0_PLLDIV7, &reg->plldiv7);
+ } else {
+ writel(CONFIG_SYS_DA850_PLL1_PLLDIV1, &reg->plldiv1);
+ writel(CONFIG_SYS_DA850_PLL1_PLLDIV2, &reg->plldiv2);
+ writel(CONFIG_SYS_DA850_PLL1_PLLDIV3, &reg->plldiv3);
+ }
+
+ /*
+ * Set the GOSET bit in PLLCMD to 1 to initiate a new divider
+ * transition.
+ */
+ setbits_le32(&reg->pllcmd, PLLCMD_GOSTAT);
+
+ /*
+ * Wait for the GOSTAT bit in PLLSTAT to clear to 0
+ * (completion of phase alignment).
+ */
+ while ((readl(&reg->pllstat) & PLLCMD_GOSTAT) == PLLCMD_GOSTAT)
+ ;
+
+ /* Wait for PLL to reset properly. See PLL spec for PLL reset time */
+ da850_waitloop(200);
+
+ /* Set the PLLRST bit in PLLCTL to 1 to bring the PLL out of reset */
+ setbits_le32(&reg->pllctl, PLLCTL_PLLRST);
+
+ /* Wait for PLL to lock. See PLL spec for PLL lock time */
+ da850_waitloop(2400);
+
+ /*
+ * Set the PLLEN bit in PLLCTL to 1 to remove the PLL from bypass
+ * mode
+ */
+ setbits_le32(&reg->pllctl, PLLCTL_PLLEN);
+
+
+ /*
+ * clear EMIFA and EMIFB clock source settings, let them
+ * run off SYSCLK
+ */
+ if (reg == davinci_pllc0_regs)
+ dv_maskbits(&davinci_syscfg_regs->cfgchip3,
+ ~(PLL_SCSCFG3_DIV45PENA | PLL_SCSCFG3_EMA_CLKSRC));
+
+ return 0;
+}
+#endif /* CONFIG_SYS_DA850_PLL_INIT */
+
+#if defined(CONFIG_SYS_DA850_DDR_INIT)
+static int da850_ddr_setup(void)
+{
+ unsigned long tmp;
+
+ /* Enable the Clock to DDR2/mDDR */
+ lpsc_on(DAVINCI_LPSC_DDR_EMIF);
+
+ tmp = readl(&davinci_syscfg1_regs->vtpio_ctl);
+ if ((tmp & VTP_POWERDWN) == VTP_POWERDWN) {
+ /* Begin VTP Calibration */
+ clrbits_le32(&davinci_syscfg1_regs->vtpio_ctl, VTP_POWERDWN);
+ clrbits_le32(&davinci_syscfg1_regs->vtpio_ctl, VTP_LOCK);
+ setbits_le32(&davinci_syscfg1_regs->vtpio_ctl, VTP_CLKRZ);
+ clrbits_le32(&davinci_syscfg1_regs->vtpio_ctl, VTP_CLKRZ);
+ setbits_le32(&davinci_syscfg1_regs->vtpio_ctl, VTP_CLKRZ);
+
+ /* Polling READY bit to see when VTP calibration is done */
+ tmp = readl(&davinci_syscfg1_regs->vtpio_ctl);
+ while ((tmp & VTP_READY) != VTP_READY)
+ tmp = readl(&davinci_syscfg1_regs->vtpio_ctl);
+
+ setbits_le32(&davinci_syscfg1_regs->vtpio_ctl, VTP_LOCK);
+ setbits_le32(&davinci_syscfg1_regs->vtpio_ctl, VTP_POWERDWN);
+ }
+ setbits_le32(&davinci_syscfg1_regs->vtpio_ctl, VTP_IOPWRDWN);
+ writel(CONFIG_SYS_DA850_DDR2_DDRPHYCR, &dv_ddr2_regs_ctrl->ddrphycr);
+
+ if (CONFIG_SYS_DA850_DDR2_SDBCR & (1 << DV_DDR_SDCR_DDR2EN_SHIFT)) {
+ /* DDR2 */
+ clrbits_le32(&davinci_syscfg1_regs->ddr_slew,
+ (1 << DDR_SLEW_DDR_PDENA_BIT) |
+ (1 << DDR_SLEW_CMOSEN_BIT));
+ } else {
+ /* MOBILE DDR */
+ setbits_le32(&davinci_syscfg1_regs->ddr_slew,
+ (1 << DDR_SLEW_DDR_PDENA_BIT) |
+ (1 << DDR_SLEW_CMOSEN_BIT));
+ }
+
+ /*
+ * SDRAM Configuration Register (SDCR):
+ * First set the BOOTUNLOCK bit to make configuration bits
+ * writeable.
+ */
+ setbits_le32(&dv_ddr2_regs_ctrl->sdbcr, DV_DDR_BOOTUNLOCK);
+
+ /*
+ * Write the new value of these bits and clear BOOTUNLOCK.
+ * At the same time, set the TIMUNLOCK bit to allow changing
+ * the timing registers
+ */
+ tmp = CONFIG_SYS_DA850_DDR2_SDBCR;
+ tmp &= ~DV_DDR_BOOTUNLOCK;
+ tmp |= DV_DDR_TIMUNLOCK;
+ writel(tmp, &dv_ddr2_regs_ctrl->sdbcr);
+
+ /* write memory configuration and timing */
+ if (!(CONFIG_SYS_DA850_DDR2_SDBCR & (1 << DV_DDR_SDCR_DDR2EN_SHIFT))) {
+ /* MOBILE DDR only*/
+ writel(CONFIG_SYS_DA850_DDR2_SDBCR2,
+ &dv_ddr2_regs_ctrl->sdbcr2);
+ }
+ writel(CONFIG_SYS_DA850_DDR2_SDTIMR, &dv_ddr2_regs_ctrl->sdtimr);
+ writel(CONFIG_SYS_DA850_DDR2_SDTIMR2, &dv_ddr2_regs_ctrl->sdtimr2);
+
+ /* clear the TIMUNLOCK bit and write the value of the CL field */
+ tmp &= ~DV_DDR_TIMUNLOCK;
+ writel(tmp, &dv_ddr2_regs_ctrl->sdbcr);
+
+ /*
+ * LPMODEN and MCLKSTOPEN must be set!
+ * Without this bits set, PSC don;t switch states !!
+ */
+ writel(CONFIG_SYS_DA850_DDR2_SDRCR |
+ (1 << DV_DDR_SRCR_LPMODEN_SHIFT) |
+ (1 << DV_DDR_SRCR_MCLKSTOPEN_SHIFT),
+ &dv_ddr2_regs_ctrl->sdrcr);
+
+ /* SyncReset the Clock to EMIF3A SDRAM */
+ lpsc_syncreset(DAVINCI_LPSC_DDR_EMIF);
+ /* Enable the Clock to EMIF3A SDRAM */
+ lpsc_on(DAVINCI_LPSC_DDR_EMIF);
+
+ /* disable self refresh */
+ clrbits_le32(&dv_ddr2_regs_ctrl->sdrcr,
+ DV_DDR_SDRCR_LPMODEN | DV_DDR_SDRCR_MCLKSTOPEN);
+ writel(CONFIG_SYS_DA850_DDR2_PBBPR, &dv_ddr2_regs_ctrl->pbbpr);
+
+ return 0;
+}
+#endif /* CONFIG_SYS_DA850_DDR_INIT */
+
+__attribute__((weak))
+void board_gpio_init(void)
+{
+ return;
+}
+
+int arch_cpu_init(void)
+{
+ /* Unlock kick registers */
+ writel(DV_SYSCFG_KICK0_UNLOCK, &davinci_syscfg_regs->kick0);
+ writel(DV_SYSCFG_KICK1_UNLOCK, &davinci_syscfg_regs->kick1);
+
+ dv_maskbits(&davinci_syscfg_regs->suspsrc,
+ CONFIG_SYS_DA850_SYSCFG_SUSPSRC);
+
+ /* configure pinmux settings */
+ if (davinci_configure_pin_mux_items(pinmuxes, pinmuxes_size))
+ return 1;
+
+#if defined(CONFIG_SYS_DA850_PLL_INIT)
+ /* PLL setup */
+ da850_pll_init(davinci_pllc0_regs, CONFIG_SYS_DA850_PLL0_PLLM);
+ da850_pll_init(davinci_pllc1_regs, CONFIG_SYS_DA850_PLL1_PLLM);
+#endif
+ /* setup CSn config */
+#if defined(CONFIG_SYS_DA850_CS2CFG)
+ writel(CONFIG_SYS_DA850_CS2CFG, &davinci_emif_regs->ab1cr);
+#endif
+#if defined(CONFIG_SYS_DA850_CS3CFG)
+ writel(CONFIG_SYS_DA850_CS3CFG, &davinci_emif_regs->ab2cr);
+#endif
+
+ da8xx_configure_lpsc_items(lpsc, lpsc_size);
+
+ /* GPIO setup */
+ board_gpio_init();
+
+
+ NS16550_init((NS16550_t)(CONFIG_SYS_NS16550_COM1),
+ CONFIG_SYS_NS16550_CLK / 16 / CONFIG_BAUDRATE);
+
+ /*
+ * Fix Power and Emulation Management Register
+ * see sprufw3a.pdf page 37 Table 24
+ */
+ writel((DAVINCI_UART_PWREMU_MGMT_FREE | DAVINCI_UART_PWREMU_MGMT_URRST |
+ DAVINCI_UART_PWREMU_MGMT_UTRST),
+#if (CONFIG_SYS_NS16550_COM1 == DAVINCI_UART0_BASE)
+ &davinci_uart0_ctrl_regs->pwremu_mgmt);
+#else
+ &davinci_uart2_ctrl_regs->pwremu_mgmt);
+#endif
+
+#if defined(CONFIG_SYS_DA850_DDR_INIT)
+ da850_ddr_setup();
+#endif
+
+ return 0;
+}
diff --git a/arch/arm/mach-davinci/da850_pinmux.c b/arch/arm/mach-davinci/da850_pinmux.c
new file mode 100644
index 0000000..6105f63
--- /dev/null
+++ b/arch/arm/mach-davinci/da850_pinmux.c
@@ -0,0 +1,181 @@
+/*
+ * Pinmux configurations for the DA850 SoCs
+ *
+ * Copyright (C) 2011 OMICRON electronics GmbH
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/arch/davinci_misc.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/pinmux_defs.h>
+
+/* SPI pin muxer settings */
+const struct pinmux_config spi1_pins_base[] = {
+ { pinmux(5), 1, 2 }, /* SPI1_CLK */
+ { pinmux(5), 1, 4 }, /* SPI1_SOMI */
+ { pinmux(5), 1, 5 }, /* SPI1_SIMO */
+};
+
+const struct pinmux_config spi1_pins_scs0[] = {
+ { pinmux(5), 1, 1 }, /* SPI1_SCS[0] */
+};
+
+/* UART pin muxer settings */
+const struct pinmux_config uart0_pins_txrx[] = {
+ { pinmux(3), 2, 4 }, /* UART0_RXD */
+ { pinmux(3), 2, 5 }, /* UART0_TXD */
+};
+
+const struct pinmux_config uart0_pins_rtscts[] = {
+ { pinmux(3), 2, 6 },
+ { pinmux(3), 2, 7 },
+};
+
+const struct pinmux_config uart1_pins_txrx[] = {
+ { pinmux(4), 2, 6 }, /* UART1_RXD */
+ { pinmux(4), 2, 7 }, /* UART1_TXD */
+};
+
+const struct pinmux_config uart2_pins_txrx[] = {
+ { pinmux(4), 2, 4 }, /* UART2_RXD */
+ { pinmux(4), 2, 5 }, /* UART2_TXD */
+};
+
+const struct pinmux_config uart2_pins_rtscts[] = {
+ { pinmux(0), 4, 6 }, /* UART2_RTS */
+ { pinmux(0), 4, 7 }, /* UART2_CTS */
+};
+
+/* EMAC pin muxer settings*/
+const struct pinmux_config emac_pins_rmii[] = {
+ { pinmux(14), 8, 2 }, /* RMII_TXD[1] */
+ { pinmux(14), 8, 3 }, /* RMII_TXD[0] */
+ { pinmux(14), 8, 4 }, /* RMII_TXEN */
+ { pinmux(14), 8, 5 }, /* RMII_RXD[1] */
+ { pinmux(14), 8, 6 }, /* RMII_RXD[0] */
+ { pinmux(14), 8, 7 }, /* RMII_RXER */
+ { pinmux(15), 0, 0 }, /* RMII_MHz_50_CLK */
+ { pinmux(15), 8, 1 }, /* RMII_CRS_DV */
+};
+
+const struct pinmux_config emac_pins_mii[] = {
+ { pinmux(2), 8, 1 }, /* MII_TXEN */
+ { pinmux(2), 8, 2 }, /* MII_TXCLK */
+ { pinmux(2), 8, 3 }, /* MII_COL */
+ { pinmux(2), 8, 4 }, /* MII_TXD[3] */
+ { pinmux(2), 8, 5 }, /* MII_TXD[2] */
+ { pinmux(2), 8, 6 }, /* MII_TXD[1] */
+ { pinmux(2), 8, 7 }, /* MII_TXD[0] */
+ { pinmux(3), 8, 0 }, /* MII_RXCLK */
+ { pinmux(3), 8, 1 }, /* MII_RXDV */
+ { pinmux(3), 8, 2 }, /* MII_RXER */
+ { pinmux(3), 8, 3 }, /* MII_CRS */
+ { pinmux(3), 8, 4 }, /* MII_RXD[3] */
+ { pinmux(3), 8, 5 }, /* MII_RXD[2] */
+ { pinmux(3), 8, 6 }, /* MII_RXD[1] */
+ { pinmux(3), 8, 7 }, /* MII_RXD[0] */
+};
+
+const struct pinmux_config emac_pins_mdio[] = {
+ { pinmux(4), 8, 0 }, /* MDIO_CLK */
+ { pinmux(4), 8, 1 }, /* MDIO_D */
+};
+
+/* I2C pin muxer settings */
+const struct pinmux_config i2c0_pins[] = {
+ { pinmux(4), 2, 2 }, /* I2C0_SCL */
+ { pinmux(4), 2, 3 }, /* I2C0_SDA */
+};
+
+const struct pinmux_config i2c1_pins[] = {
+ { pinmux(4), 4, 4 }, /* I2C1_SCL */
+ { pinmux(4), 4, 5 }, /* I2C1_SDA */
+};
+
+/* EMIFA pin muxer settings */
+const struct pinmux_config emifa_pins_cs2[] = {
+ { pinmux(7), 1, 0 }, /* EMA_CS2 */
+};
+
+const struct pinmux_config emifa_pins_cs3[] = {
+ { pinmux(7), 1, 1 }, /* EMA_CS[3] */
+};
+
+const struct pinmux_config emifa_pins_cs4[] = {
+ { pinmux(7), 1, 2 }, /* EMA_CS[4] */
+};
+
+const struct pinmux_config emifa_pins_nand[] = {
+ { pinmux(7), 1, 4 }, /* EMA_WE */
+ { pinmux(7), 1, 5 }, /* EMA_OE */
+ { pinmux(9), 1, 0 }, /* EMA_D[7] */
+ { pinmux(9), 1, 1 }, /* EMA_D[6] */
+ { pinmux(9), 1, 2 }, /* EMA_D[5] */
+ { pinmux(9), 1, 3 }, /* EMA_D[4] */
+ { pinmux(9), 1, 4 }, /* EMA_D[3] */
+ { pinmux(9), 1, 5 }, /* EMA_D[2] */
+ { pinmux(9), 1, 6 }, /* EMA_D[1] */
+ { pinmux(9), 1, 7 }, /* EMA_D[0] */
+ { pinmux(12), 1, 5 }, /* EMA_A[2] */
+ { pinmux(12), 1, 6 }, /* EMA_A[1] */
+};
+
+/* NOR pin muxer settings */
+const struct pinmux_config emifa_pins_nor[] = {
+ { pinmux(5), 1, 6 }, /* EMA_BA[1] */
+ { pinmux(6), 1, 6 }, /* EMA_WAIT[1] */
+ { pinmux(7), 1, 4 }, /* EMA_WE */
+ { pinmux(7), 1, 5 }, /* EMA_OE */
+ { pinmux(8), 1, 0 }, /* EMA_D[15] */
+ { pinmux(8), 1, 1 }, /* EMA_D[14] */
+ { pinmux(8), 1, 2 }, /* EMA_D[13] */
+ { pinmux(8), 1, 3 }, /* EMA_D[12] */
+ { pinmux(8), 1, 4 }, /* EMA_D[11] */
+ { pinmux(8), 1, 5 }, /* EMA_D[10] */
+ { pinmux(8), 1, 6 }, /* EMA_D[9] */
+ { pinmux(8), 1, 7 }, /* EMA_D[8] */
+ { pinmux(9), 1, 0 }, /* EMA_D[7] */
+ { pinmux(9), 1, 1 }, /* EMA_D[6] */
+ { pinmux(9), 1, 2 }, /* EMA_D[5] */
+ { pinmux(9), 1, 3 }, /* EMA_D[4] */
+ { pinmux(9), 1, 4 }, /* EMA_D[3] */
+ { pinmux(9), 1, 5 }, /* EMA_D[2] */
+ { pinmux(9), 1, 6 }, /* EMA_D[1] */
+ { pinmux(9), 1, 7 }, /* EMA_D[0] */
+ { pinmux(10), 1, 1 }, /* EMA_A[22] */
+ { pinmux(10), 1, 2 }, /* EMA_A[21] */
+ { pinmux(10), 1, 3 }, /* EMA_A[20] */
+ { pinmux(10), 1, 4 }, /* EMA_A[19] */
+ { pinmux(10), 1, 5 }, /* EMA_A[18] */
+ { pinmux(10), 1, 6 }, /* EMA_A[17] */
+ { pinmux(10), 1, 7 }, /* EMA_A[16] */
+ { pinmux(11), 1, 0 }, /* EMA_A[15] */
+ { pinmux(11), 1, 1 }, /* EMA_A[14] */
+ { pinmux(11), 1, 2 }, /* EMA_A[13] */
+ { pinmux(11), 1, 3 }, /* EMA_A[12] */
+ { pinmux(11), 1, 4 }, /* EMA_A[11] */
+ { pinmux(11), 1, 5 }, /* EMA_A[10] */
+ { pinmux(11), 1, 6 }, /* EMA_A[9] */
+ { pinmux(11), 1, 7 }, /* EMA_A[8] */
+ { pinmux(12), 1, 0 }, /* EMA_A[7] */
+ { pinmux(12), 1, 1 }, /* EMA_A[6] */
+ { pinmux(12), 1, 2 }, /* EMA_A[5] */
+ { pinmux(12), 1, 3 }, /* EMA_A[4] */
+ { pinmux(12), 1, 4 }, /* EMA_A[3] */
+ { pinmux(12), 1, 5 }, /* EMA_A[2] */
+ { pinmux(12), 1, 6 }, /* EMA_A[1] */
+ { pinmux(12), 1, 7 }, /* EMA_A[0] */
+};
+
+/* MMC0 pin muxer settings */
+const struct pinmux_config mmc0_pins[] = {
+ { pinmux(10), 2, 0 }, /* MMCSD0_CLK */
+ { pinmux(10), 2, 1 }, /* MMCSD0_CMD */
+ { pinmux(10), 2, 2 }, /* MMCSD0_DAT_0 */
+ { pinmux(10), 2, 3 }, /* MMCSD0_DAT_1 */
+ { pinmux(10), 2, 4 }, /* MMCSD0_DAT_2 */
+ { pinmux(10), 2, 5 }, /* MMCSD0_DAT_3 */
+ /* DA850 supports only 4-bit mode, remaining pins are not configured */
+};
diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c
new file mode 100644
index 0000000..f9550a1
--- /dev/null
+++ b/arch/arm/mach-davinci/dm355.c
@@ -0,0 +1,30 @@
+/*
+ * SoC-specific code for tms320dm355 and similar chips
+ *
+ * Copyright (C) 2009 David Brownell
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/arch/hardware.h>
+
+
+void davinci_enable_uart0(void)
+{
+ lpsc_on(DAVINCI_LPSC_UART0);
+
+ /* Bringup UART0 out of reset */
+ REG(UART0_PWREMU_MGMT) = 0x00006001;
+}
+
+
+#ifdef CONFIG_SYS_I2C_DAVINCI
+void davinci_enable_i2c(void)
+{
+ lpsc_on(DAVINCI_LPSC_I2C);
+
+ /* Enable I2C pin Mux */
+ REG(PINMUX3) |= (1 << 20) | (1 << 19);
+}
+#endif
diff --git a/arch/arm/mach-davinci/dm365.c b/arch/arm/mach-davinci/dm365.c
new file mode 100644
index 0000000..f6ca527
--- /dev/null
+++ b/arch/arm/mach-davinci/dm365.c
@@ -0,0 +1,20 @@
+/*
+ * SoC-specific code for tms320dm365 and similar chips
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/arch/hardware.h>
+
+void davinci_enable_uart0(void)
+{
+ lpsc_on(DAVINCI_LPSC_UART0);
+}
+
+#ifdef CONFIG_SYS_I2C_DAVINCI
+void davinci_enable_i2c(void)
+{
+ lpsc_on(DAVINCI_LPSC_I2C);
+}
+#endif
diff --git a/arch/arm/mach-davinci/dm365_lowlevel.c b/arch/arm/mach-davinci/dm365_lowlevel.c
new file mode 100644
index 0000000..c8b4498
--- /dev/null
+++ b/arch/arm/mach-davinci/dm365_lowlevel.c
@@ -0,0 +1,460 @@
+/*
+ * SoC-specific lowlevel code for tms320dm365 and similar chips
+ * Actually used for booting from NAND with nand_spl.
+ *
+ * Copyright (C) 2011
+ * Heiko Schocher, DENX Software Engineering, hs@denx.de.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#include <common.h>
+#include <nand.h>
+#include <ns16550.h>
+#include <post.h>
+#include <asm/ti-common/davinci_nand.h>
+#include <asm/arch/dm365_lowlevel.h>
+#include <asm/arch/hardware.h>
+
+void dm365_waitloop(unsigned long loopcnt)
+{
+ unsigned long i;
+
+ for (i = 0; i < loopcnt; i++)
+ asm(" NOP");
+}
+
+int dm365_pll1_init(unsigned long pllmult, unsigned long prediv)
+{
+ unsigned int clksrc = 0x0;
+
+ /* Power up the PLL */
+ clrbits_le32(&dv_pll0_regs->pllctl, PLLCTL_PLLPWRDN);
+
+ clrbits_le32(&dv_pll0_regs->pllctl, PLLCTL_RES_9);
+ setbits_le32(&dv_pll0_regs->pllctl,
+ clksrc << PLLCTL_CLOCK_MODE_SHIFT);
+
+ /*
+ * Set PLLENSRC '0', PLL Enable(PLLEN) selection is controlled
+ * through MMR
+ */
+ clrbits_le32(&dv_pll0_regs->pllctl, PLLCTL_PLLENSRC);
+
+ /* Set PLLEN=0 => PLL BYPASS MODE */
+ clrbits_le32(&dv_pll0_regs->pllctl, PLLCTL_PLLEN);
+
+ dm365_waitloop(150);
+
+ /* PLLRST=1(reset assert) */
+ setbits_le32(&dv_pll0_regs->pllctl, PLLCTL_PLLRST);
+
+ dm365_waitloop(300);
+
+ /*Bring PLL out of Reset*/
+ clrbits_le32(&dv_pll0_regs->pllctl, PLLCTL_PLLRST);
+
+ /* Program the Multiper and Pre-Divider for PLL1 */
+ writel(pllmult, &dv_pll0_regs->pllm);
+ writel(prediv, &dv_pll0_regs->prediv);
+
+ /* Assert TENABLE = 1, TENABLEDIV = 1, TINITZ = 1 */
+ writel(PLLSECCTL_STOPMODE | PLLSECCTL_TENABLEDIV | PLLSECCTL_TENABLE |
+ PLLSECCTL_TINITZ, &dv_pll0_regs->secctl);
+ /* Assert TENABLE = 1, TENABLEDIV = 1, TINITZ = 0 */
+ writel(PLLSECCTL_STOPMODE | PLLSECCTL_TENABLEDIV | PLLSECCTL_TENABLE,
+ &dv_pll0_regs->secctl);
+ /* Assert TENABLE = 0, TENABLEDIV = 0, TINITZ = 0 */
+ writel(PLLSECCTL_STOPMODE, &dv_pll0_regs->secctl);
+ /* Assert TENABLE = 0, TENABLEDIV = 0, TINITZ = 1 */
+ writel(PLLSECCTL_STOPMODE | PLLSECCTL_TINITZ, &dv_pll0_regs->secctl);
+
+ /* Program the PostDiv for PLL1 */
+ writel(PLL_POSTDEN, &dv_pll0_regs->postdiv);
+
+ /* Post divider setting for PLL1 */
+ writel(CONFIG_SYS_DM36x_PLL1_PLLDIV1, &dv_pll0_regs->plldiv1);
+ writel(CONFIG_SYS_DM36x_PLL1_PLLDIV2, &dv_pll0_regs->plldiv2);
+ writel(CONFIG_SYS_DM36x_PLL1_PLLDIV3, &dv_pll0_regs->plldiv3);
+ writel(CONFIG_SYS_DM36x_PLL1_PLLDIV4, &dv_pll0_regs->plldiv4);
+ writel(CONFIG_SYS_DM36x_PLL1_PLLDIV5, &dv_pll0_regs->plldiv5);
+ writel(CONFIG_SYS_DM36x_PLL1_PLLDIV6, &dv_pll0_regs->plldiv6);
+ writel(CONFIG_SYS_DM36x_PLL1_PLLDIV7, &dv_pll0_regs->plldiv7);
+ writel(CONFIG_SYS_DM36x_PLL1_PLLDIV8, &dv_pll0_regs->plldiv8);
+ writel(CONFIG_SYS_DM36x_PLL1_PLLDIV9, &dv_pll0_regs->plldiv9);
+
+ dm365_waitloop(300);
+
+ /* Set the GOSET bit */
+ writel(PLLCMD_GOSET, &dv_pll0_regs->pllcmd); /* Go */
+
+ dm365_waitloop(300);
+
+ /* Wait for PLL to LOCK */
+ while (!((readl(&dv_sys_module_regs->pll0_config) & PLL0_LOCK)
+ == PLL0_LOCK))
+ ;
+
+ /* Enable the PLL Bit of PLLCTL*/
+ setbits_le32(&dv_pll0_regs->pllctl, PLLCTL_PLLEN);
+
+ return 0;
+}
+
+int dm365_pll2_init(unsigned long pllm, unsigned long prediv)
+{
+ unsigned int clksrc = 0x0;
+
+ /* Power up the PLL*/
+ clrbits_le32(&dv_pll1_regs->pllctl, PLLCTL_PLLPWRDN);
+
+ /*
+ * Select the Clock Mode as Onchip Oscilator or External Clock on
+ * MXI pin
+ * VDB has input on MXI pin
+ */
+ clrbits_le32(&dv_pll1_regs->pllctl, PLLCTL_RES_9);
+ setbits_le32(&dv_pll1_regs->pllctl,
+ clksrc << PLLCTL_CLOCK_MODE_SHIFT);
+
+ /*
+ * Set PLLENSRC '0', PLL Enable(PLLEN) selection is controlled
+ * through MMR
+ */
+ clrbits_le32(&dv_pll1_regs->pllctl, PLLCTL_PLLENSRC);
+
+ /* Set PLLEN=0 => PLL BYPASS MODE */
+ clrbits_le32(&dv_pll1_regs->pllctl, PLLCTL_PLLEN);
+
+ dm365_waitloop(50);
+
+ /* PLLRST=1(reset assert) */
+ setbits_le32(&dv_pll1_regs->pllctl, PLLCTL_PLLRST);
+
+ dm365_waitloop(300);
+
+ /* Bring PLL out of Reset */
+ clrbits_le32(&dv_pll1_regs->pllctl, PLLCTL_PLLRST);
+
+ /* Program the Multiper and Pre-Divider for PLL2 */
+ writel(pllm, &dv_pll1_regs->pllm);
+ writel(prediv, &dv_pll1_regs->prediv);
+
+ writel(PLL_POSTDEN, &dv_pll1_regs->postdiv);
+
+ /* Assert TENABLE = 1, TENABLEDIV = 1, TINITZ = 1 */
+ writel(PLLSECCTL_STOPMODE | PLLSECCTL_TENABLEDIV | PLLSECCTL_TENABLE |
+ PLLSECCTL_TINITZ, &dv_pll1_regs->secctl);
+ /* Assert TENABLE = 1, TENABLEDIV = 1, TINITZ = 0 */
+ writel(PLLSECCTL_STOPMODE | PLLSECCTL_TENABLEDIV | PLLSECCTL_TENABLE,
+ &dv_pll1_regs->secctl);
+ /* Assert TENABLE = 0, TENABLEDIV = 0, TINITZ = 0 */
+ writel(PLLSECCTL_STOPMODE, &dv_pll1_regs->secctl);
+ /* Assert TENABLE = 0, TENABLEDIV = 0, TINITZ = 1 */
+ writel(PLLSECCTL_STOPMODE | PLLSECCTL_TINITZ, &dv_pll1_regs->secctl);
+
+ /* Post divider setting for PLL2 */
+ writel(CONFIG_SYS_DM36x_PLL2_PLLDIV1, &dv_pll1_regs->plldiv1);
+ writel(CONFIG_SYS_DM36x_PLL2_PLLDIV2, &dv_pll1_regs->plldiv2);
+ writel(CONFIG_SYS_DM36x_PLL2_PLLDIV3, &dv_pll1_regs->plldiv3);
+ writel(CONFIG_SYS_DM36x_PLL2_PLLDIV4, &dv_pll1_regs->plldiv4);
+ writel(CONFIG_SYS_DM36x_PLL2_PLLDIV5, &dv_pll1_regs->plldiv5);
+
+ /* GoCmd for PostDivider to take effect */
+ writel(PLLCMD_GOSET, &dv_pll1_regs->pllcmd);
+
+ dm365_waitloop(150);
+
+ /* Wait for PLL to LOCK */
+ while (!((readl(&dv_sys_module_regs->pll1_config) & PLL1_LOCK)
+ == PLL1_LOCK))
+ ;
+
+ dm365_waitloop(4100);
+
+ /* Enable the PLL2 */
+ setbits_le32(&dv_pll1_regs->pllctl, PLLCTL_PLLEN);
+
+ /* do this after PLL's have been set up */
+ writel(CONFIG_SYS_DM36x_PERI_CLK_CTRL,
+ &dv_sys_module_regs->peri_clkctl);
+
+ return 0;
+}
+
+int dm365_ddr_setup(void)
+{
+ lpsc_on(DAVINCI_LPSC_DDR_EMIF);
+ clrbits_le32(&dv_sys_module_regs->vtpiocr,
+ VPTIO_IOPWRDN | VPTIO_CLRZ | VPTIO_LOCK | VPTIO_PWRDN);
+
+ /* Set bit CLRZ (bit 13) */
+ setbits_le32(&dv_sys_module_regs->vtpiocr, VPTIO_CLRZ);
+
+ /* Check VTP READY Status */
+ while (!(readl(&dv_sys_module_regs->vtpiocr) & VPTIO_RDY))
+ ;
+
+ /* Set bit VTP_IOPWRDWN bit 14 for DDR input buffers) */
+ setbits_le32(&dv_sys_module_regs->vtpiocr, VPTIO_IOPWRDN);
+
+ /* Set bit LOCK(bit7) */
+ setbits_le32(&dv_sys_module_regs->vtpiocr, VPTIO_LOCK);
+
+ /*
+ * Powerdown VTP as it is locked (bit 6)
+ * Set bit VTP_IOPWRDWN bit 14 for DDR input buffers)
+ */
+ setbits_le32(&dv_sys_module_regs->vtpiocr,
+ VPTIO_IOPWRDN | VPTIO_PWRDN);
+
+ /* Wait for calibration to complete */
+ dm365_waitloop(150);
+
+ /* Set the DDR2 to synreset, then enable it again */
+ lpsc_syncreset(DAVINCI_LPSC_DDR_EMIF);
+ lpsc_on(DAVINCI_LPSC_DDR_EMIF);
+
+ writel(CONFIG_SYS_DM36x_DDR2_DDRPHYCR, &dv_ddr2_regs_ctrl->ddrphycr);
+
+ /* Program SDRAM Bank Config Register */
+ writel((CONFIG_SYS_DM36x_DDR2_SDBCR | DV_DDR_BOOTUNLOCK),
+ &dv_ddr2_regs_ctrl->sdbcr);
+ writel((CONFIG_SYS_DM36x_DDR2_SDBCR | DV_DDR_TIMUNLOCK),
+ &dv_ddr2_regs_ctrl->sdbcr);
+
+ /* Program SDRAM Timing Control Register1 */
+ writel(CONFIG_SYS_DM36x_DDR2_SDTIMR, &dv_ddr2_regs_ctrl->sdtimr);
+ /* Program SDRAM Timing Control Register2 */
+ writel(CONFIG_SYS_DM36x_DDR2_SDTIMR2, &dv_ddr2_regs_ctrl->sdtimr2);
+
+ writel(CONFIG_SYS_DM36x_DDR2_PBBPR, &dv_ddr2_regs_ctrl->pbbpr);
+
+ writel(CONFIG_SYS_DM36x_DDR2_SDBCR, &dv_ddr2_regs_ctrl->sdbcr);
+
+ /* Program SDRAM Refresh Control Register */
+ writel(CONFIG_SYS_DM36x_DDR2_SDRCR, &dv_ddr2_regs_ctrl->sdrcr);
+
+ lpsc_syncreset(DAVINCI_LPSC_DDR_EMIF);
+ lpsc_on(DAVINCI_LPSC_DDR_EMIF);
+
+ return 0;
+}
+
+static void dm365_vpss_sync_reset(void)
+{
+ unsigned int PdNum = 0;
+
+ /* VPSS_CLKMD 1:1 */
+ setbits_le32(&dv_sys_module_regs->vpss_clkctl,
+ VPSS_CLK_CTL_VPSS_CLKMD);
+
+ /* LPSC SyncReset DDR Clock Enable */
+ writel(((readl(&dv_psc_regs->mdctl[DAVINCI_LPSC_VPSSMASTER]) &
+ ~PSC_MD_STATE_MSK) | PSC_SYNCRESET),
+ &dv_psc_regs->mdctl[DAVINCI_LPSC_VPSSMASTER]);
+
+ writel((1 << PdNum), &dv_psc_regs->ptcmd);
+
+ while (!(((readl(&dv_psc_regs->ptstat) >> PdNum) & PSC_GOSTAT) == 0))
+ ;
+ while (!((readl(&dv_psc_regs->mdstat[DAVINCI_LPSC_VPSSMASTER]) &
+ PSC_MD_STATE_MSK) == PSC_SYNCRESET))
+ ;
+}
+
+static void dm365_por_reset(void)
+{
+ struct davinci_timer *wdog =
+ (struct davinci_timer *)DAVINCI_WDOG_BASE;
+
+ if (readl(&dv_pll0_regs->rstype) &
+ (PLL_RSTYPE_POR | PLL_RSTYPE_XWRST)) {
+ dm365_vpss_sync_reset();
+
+ writel(DV_TMPBUF_VAL, TMPBUF);
+ setbits_le32(TMPSTATUS, FLAG_PORRST);
+ writel(DV_WDT_ENABLE_SYS_RESET, &wdog->na1);
+ writel(DV_WDT_TRIGGER_SYS_RESET, &wdog->na2);
+
+ while (1);
+ }
+}
+
+static void dm365_wdt_reset(void)
+{
+ struct davinci_timer *wdog =
+ (struct davinci_timer *)DAVINCI_WDOG_BASE;
+
+ if (readl(TMPBUF) != DV_TMPBUF_VAL) {
+ writel(DV_TMPBUF_VAL, TMPBUF);
+ setbits_le32(TMPSTATUS, FLAG_PORRST);
+ setbits_le32(TMPSTATUS, FLAG_FLGOFF);
+
+ dm365_waitloop(100);
+
+ dm365_vpss_sync_reset();
+
+ writel(DV_WDT_ENABLE_SYS_RESET, &wdog->na1);
+ writel(DV_WDT_TRIGGER_SYS_RESET, &wdog->na2);
+
+ while (1);
+ }
+}
+
+static void dm365_wdt_flag_on(void)
+{
+ /* VPSS_CLKMD 1:2 */
+ clrbits_le32(&dv_sys_module_regs->vpss_clkctl,
+ VPSS_CLK_CTL_VPSS_CLKMD);
+ writel(0, TMPBUF);
+ setbits_le32(TMPSTATUS, FLAG_FLGON);
+}
+
+void dm365_psc_init(void)
+{
+ unsigned char i = 0;
+ unsigned char lpsc_start;
+ unsigned char lpsc_end, lpscgroup, lpscmin, lpscmax;
+ unsigned int PdNum = 0;
+
+ lpscmin = 0;
+ lpscmax = 2;
+
+ for (lpscgroup = lpscmin; lpscgroup <= lpscmax; lpscgroup++) {
+ if (lpscgroup == 0) {
+ /* Enabling LPSC 3 to 28 SCR first */
+ lpsc_start = DAVINCI_LPSC_VPSSMSTR;
+ lpsc_end = DAVINCI_LPSC_TIMER1;
+ } else if (lpscgroup == 1) { /* Skip locked LPSCs [29-37] */
+ lpsc_start = DAVINCI_LPSC_CFG5;
+ lpsc_end = DAVINCI_LPSC_VPSSMASTER;
+ } else {
+ lpsc_start = DAVINCI_LPSC_MJCP;
+ lpsc_end = DAVINCI_LPSC_HDVICP;
+ }
+
+ /* NEXT=0x3, Enable LPSC's */
+ for (i = lpsc_start; i <= lpsc_end; i++)
+ setbits_le32(&dv_psc_regs->mdctl[i], PSC_ENABLE);
+
+ /*
+ * Program goctl to start transition sequence for LPSCs
+ * CSL_PSC_0_REGS->PTCMD = (1<<PdNum); Kick off Power
+ * Domain 0 Modules
+ */
+ writel((1 << PdNum), &dv_psc_regs->ptcmd);
+
+ /*
+ * Wait for GOSTAT = NO TRANSITION from PSC for Powerdomain 0
+ */
+ while (!(((readl(&dv_psc_regs->ptstat) >> PdNum) & PSC_GOSTAT)
+ == 0))
+ ;
+
+ /* Wait for MODSTAT = ENABLE from LPSC's */
+ for (i = lpsc_start; i <= lpsc_end; i++)
+ while (!((readl(&dv_psc_regs->mdstat[i]) &
+ PSC_MD_STATE_MSK) == PSC_ENABLE))
+ ;
+ }
+}
+
+static void dm365_emif_init(void)
+{
+ writel(CONFIG_SYS_DM36x_AWCCR, &davinci_emif_regs->awccr);
+ writel(CONFIG_SYS_DM36x_AB1CR, &davinci_emif_regs->ab1cr);
+
+ setbits_le32(&davinci_emif_regs->nandfcr, DAVINCI_NANDFCR_CS2NAND);
+
+ writel(CONFIG_SYS_DM36x_AB2CR, &davinci_emif_regs->ab2cr);
+
+ return;
+}
+
+void dm365_pinmux_ctl(unsigned long offset, unsigned long mask,
+ unsigned long value)
+{
+ clrbits_le32(&dv_sys_module_regs->pinmux[offset], mask);
+ setbits_le32(&dv_sys_module_regs->pinmux[offset], (mask & value));
+}
+
+__attribute__((weak))
+void board_gpio_init(void)
+{
+ return;
+}
+
+#if defined(CONFIG_POST)
+int post_log(char *format, ...)
+{
+ return 0;
+}
+#endif
+
+void dm36x_lowlevel_init(ulong bootflag)
+{
+ struct davinci_uart_ctrl_regs *davinci_uart_ctrl_regs =
+ (struct davinci_uart_ctrl_regs *)(CONFIG_SYS_NS16550_COM1 +
+ DAVINCI_UART_CTRL_BASE);
+
+ /* Mask all interrupts */
+ writel(DV_AINTC_INTCTL_IDMODE, &dv_aintc_regs->intctl);
+ writel(0x0, &dv_aintc_regs->eabase);
+ writel(0x0, &dv_aintc_regs->eint0);
+ writel(0x0, &dv_aintc_regs->eint1);
+
+ /* Clear all interrupts */
+ writel(0xffffffff, &dv_aintc_regs->fiq0);
+ writel(0xffffffff, &dv_aintc_regs->fiq1);
+ writel(0xffffffff, &dv_aintc_regs->irq0);
+ writel(0xffffffff, &dv_aintc_regs->irq1);
+
+ dm365_por_reset();
+ dm365_wdt_reset();
+
+ /* System PSC setup - enable all */
+ dm365_psc_init();
+
+ /* Setup Pinmux */
+ dm365_pinmux_ctl(0, 0xFFFFFFFF, CONFIG_SYS_DM36x_PINMUX0);
+ dm365_pinmux_ctl(1, 0xFFFFFFFF, CONFIG_SYS_DM36x_PINMUX1);
+ dm365_pinmux_ctl(2, 0xFFFFFFFF, CONFIG_SYS_DM36x_PINMUX2);
+ dm365_pinmux_ctl(3, 0xFFFFFFFF, CONFIG_SYS_DM36x_PINMUX3);
+ dm365_pinmux_ctl(4, 0xFFFFFFFF, CONFIG_SYS_DM36x_PINMUX4);
+
+ /* PLL setup */
+ dm365_pll1_init(CONFIG_SYS_DM36x_PLL1_PLLM,
+ CONFIG_SYS_DM36x_PLL1_PREDIV);
+ dm365_pll2_init(CONFIG_SYS_DM36x_PLL2_PLLM,
+ CONFIG_SYS_DM36x_PLL2_PREDIV);
+
+ /* GPIO setup */
+ board_gpio_init();
+
+ NS16550_init((NS16550_t)(CONFIG_SYS_NS16550_COM1),
+ CONFIG_SYS_NS16550_CLK / 16 / CONFIG_BAUDRATE);
+
+ /*
+ * Fix Power and Emulation Management Register
+ * see sprufh2.pdf page 38 Table 22
+ */
+ writel((DAVINCI_UART_PWREMU_MGMT_FREE | DAVINCI_UART_PWREMU_MGMT_URRST |
+ DAVINCI_UART_PWREMU_MGMT_UTRST),
+ &davinci_uart_ctrl_regs->pwremu_mgmt);
+
+ puts("ddr init\n");
+ dm365_ddr_setup();
+
+ puts("emif init\n");
+ dm365_emif_init();
+
+ dm365_wdt_flag_on();
+
+#if defined(CONFIG_POST)
+ /*
+ * Do memory tests, calls arch_memory_failure_handle()
+ * if error detected.
+ */
+ memory_post_test(0);
+#endif
+}
diff --git a/arch/arm/mach-davinci/dm644x.c b/arch/arm/mach-davinci/dm644x.c
new file mode 100644
index 0000000..c58e271
--- /dev/null
+++ b/arch/arm/mach-davinci/dm644x.c
@@ -0,0 +1,81 @@
+/*
+ * SoC-specific code for tms320dm644x chips
+ *
+ * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+ * Copyright (C) 2008 Lyrtech <www.lyrtech.com>
+ * Copyright (C) 2004 Texas Instruments.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/arch/hardware.h>
+
+
+#define PINMUX0_EMACEN (1 << 31)
+#define PINMUX0_AECS5 (1 << 11)
+#define PINMUX0_AECS4 (1 << 10)
+
+#define PINMUX1_I2C (1 << 7)
+#define PINMUX1_UART1 (1 << 1)
+#define PINMUX1_UART0 (1 << 0)
+
+
+void davinci_enable_uart0(void)
+{
+ lpsc_on(DAVINCI_LPSC_UART0);
+
+ /* Bringup UART0 out of reset */
+ REG(UART0_PWREMU_MGMT) = 0x00006001;
+
+ /* Enable UART0 MUX lines */
+ REG(PINMUX1) |= PINMUX1_UART0;
+}
+
+#ifdef CONFIG_DRIVER_TI_EMAC
+void davinci_enable_emac(void)
+{
+ lpsc_on(DAVINCI_LPSC_EMAC);
+ lpsc_on(DAVINCI_LPSC_EMAC_WRAPPER);
+ lpsc_on(DAVINCI_LPSC_MDIO);
+
+ /* Enable GIO3.3V cells used for EMAC */
+ REG(VDD3P3V_PWDN) = 0;
+
+ /* Enable EMAC. */
+ REG(PINMUX0) |= PINMUX0_EMACEN;
+}
+#endif
+
+#ifdef CONFIG_SYS_I2C_DAVINCI
+void davinci_enable_i2c(void)
+{
+ lpsc_on(DAVINCI_LPSC_I2C);
+
+ /* Enable I2C pin Mux */
+ REG(PINMUX1) |= PINMUX1_I2C;
+}
+#endif
+
+void davinci_errata_workarounds(void)
+{
+ /*
+ * Workaround for TMS320DM6446 errata 1.3.22:
+ * PSC: PTSTAT Register Does Not Clear After Warm/Maximum Reset
+ * Revision(s) Affected: 1.3 and earlier
+ */
+ REG(PSC_SILVER_BULLET) = 0;
+
+ /*
+ * Set the PR_OLD_COUNT bits in the Bus Burst Priority Register (PBBPR)
+ * as suggested in TMS320DM6446 errata 2.1.2:
+ *
+ * On DM6446 Silicon Revision 2.1 and earlier, under certain conditions
+ * low priority modules can occupy the bus and prevent high priority
+ * modules like the VPSS from getting the required DDR2 throughput.
+ * A hex value of 0x20 should provide a good ARM (cache enabled)
+ * performance and still allow good utilization by the VPSS or other
+ * modules.
+ */
+ REG(VBPR) = 0x20;
+}
diff --git a/arch/arm/mach-davinci/dm646x.c b/arch/arm/mach-davinci/dm646x.c
new file mode 100644
index 0000000..cfea830
--- /dev/null
+++ b/arch/arm/mach-davinci/dm646x.c
@@ -0,0 +1,26 @@
+/*
+ * SoC-specific code for TMS320DM646x chips
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <asm/arch/hardware.h>
+
+void davinci_enable_uart0(void)
+{
+ lpsc_on(DAVINCI_DM646X_LPSC_UART0);
+}
+
+#ifdef CONFIG_DRIVER_TI_EMAC
+void davinci_enable_emac(void)
+{
+ lpsc_on(DAVINCI_DM646X_LPSC_EMAC);
+}
+#endif
+
+#ifdef CONFIG_SYS_I2C_DAVINCI
+void davinci_enable_i2c(void)
+{
+ lpsc_on(DAVINCI_DM646X_LPSC_I2C);
+}
+#endif
diff --git a/arch/arm/mach-davinci/dp83848.c b/arch/arm/mach-davinci/dp83848.c
new file mode 100644
index 0000000..6387e95
--- /dev/null
+++ b/arch/arm/mach-davinci/dp83848.c
@@ -0,0 +1,128 @@
+/*
+ * National Semiconductor DP83848 PHY Driver for TI DaVinci
+ * (TMS320DM644x) based boards.
+ *
+ * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+ *
+ * --------------------------------------------------------
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <net.h>
+#include <dp83848.h>
+#include <asm/arch/emac_defs.h>
+#include "../../../drivers/net/davinci_emac.h"
+
+#ifdef CONFIG_DRIVER_TI_EMAC
+
+#ifdef CONFIG_CMD_NET
+
+int dp83848_is_phy_connected(int phy_addr)
+{
+ u_int16_t id1, id2;
+
+ if (!davinci_eth_phy_read(phy_addr, DP83848_PHYID1_REG, &id1))
+ return(0);
+ if (!davinci_eth_phy_read(phy_addr, DP83848_PHYID2_REG, &id2))
+ return(0);
+
+ if ((id1 == DP83848_PHYID1_OUI) && (id2 == DP83848_PHYID2_OUI))
+ return(1);
+
+ return(0);
+}
+
+int dp83848_get_link_speed(int phy_addr)
+{
+ u_int16_t tmp;
+ volatile emac_regs* emac = (emac_regs *)EMAC_BASE_ADDR;
+
+ if (!davinci_eth_phy_read(phy_addr, DP83848_STAT_REG, &tmp))
+ return(0);
+
+ if (!(tmp & DP83848_LINK_STATUS)) /* link up? */
+ return(0);
+
+ if (!davinci_eth_phy_read(phy_addr, DP83848_PHY_STAT_REG, &tmp))
+ return(0);
+
+ /* Speed doesn't matter, there is no setting for it in EMAC... */
+ if (tmp & DP83848_DUPLEX) {
+ /* set DM644x EMAC for Full Duplex */
+ emac->MACCONTROL = EMAC_MACCONTROL_MIIEN_ENABLE |
+ EMAC_MACCONTROL_FULLDUPLEX_ENABLE;
+ } else {
+ /*set DM644x EMAC for Half Duplex */
+ emac->MACCONTROL = EMAC_MACCONTROL_MIIEN_ENABLE;
+ }
+
+ return(1);
+}
+
+
+int dp83848_init_phy(int phy_addr)
+{
+ int ret = 1;
+
+ if (!dp83848_get_link_speed(phy_addr)) {
+ /* Try another time */
+ udelay(100000);
+ ret = dp83848_get_link_speed(phy_addr);
+ }
+
+ /* Disable PHY Interrupts */
+ davinci_eth_phy_write(phy_addr, DP83848_PHY_INTR_CTRL_REG, 0);
+
+ return(ret);
+}
+
+
+int dp83848_auto_negotiate(int phy_addr)
+{
+ u_int16_t tmp;
+
+
+ if (!davinci_eth_phy_read(phy_addr, DP83848_CTL_REG, &tmp))
+ return(0);
+
+ /* Restart Auto_negotiation */
+ tmp &= ~DP83848_AUTONEG; /* remove autonegotiation enable */
+ tmp |= DP83848_ISOLATE; /* Electrically isolate PHY */
+ davinci_eth_phy_write(phy_addr, DP83848_CTL_REG, tmp);
+
+ /* Set the Auto_negotiation Advertisement Register
+ * MII advertising for Next page, 100BaseTxFD and HD,
+ * 10BaseTFD and HD, IEEE 802.3
+ */
+ tmp = DP83848_NP | DP83848_TX_FDX | DP83848_TX_HDX |
+ DP83848_10_FDX | DP83848_10_HDX | DP83848_AN_IEEE_802_3;
+ davinci_eth_phy_write(phy_addr, DP83848_ANA_REG, tmp);
+
+
+ /* Read Control Register */
+ if (!davinci_eth_phy_read(phy_addr, DP83848_CTL_REG, &tmp))
+ return(0);
+
+ tmp |= DP83848_SPEED_SELECT | DP83848_AUTONEG | DP83848_DUPLEX_MODE;
+ davinci_eth_phy_write(phy_addr, DP83848_CTL_REG, tmp);
+
+ /* Restart Auto_negotiation */
+ tmp |= DP83848_RESTART_AUTONEG;
+ davinci_eth_phy_write(phy_addr, DP83848_CTL_REG, tmp);
+
+ /*check AutoNegotiate complete */
+ udelay(10000);
+ if (!davinci_eth_phy_read(phy_addr, DP83848_STAT_REG, &tmp))
+ return(0);
+
+ if (!(tmp & DP83848_AUTONEG_COMP))
+ return(0);
+
+ return (dp83848_get_link_speed(phy_addr));
+}
+
+#endif /* CONFIG_CMD_NET */
+
+#endif /* CONFIG_DRIVER_ETHER */
diff --git a/arch/arm/mach-davinci/et1011c.c b/arch/arm/mach-davinci/et1011c.c
new file mode 100644
index 0000000..151020d
--- /dev/null
+++ b/arch/arm/mach-davinci/et1011c.c
@@ -0,0 +1,42 @@
+/*
+ * LSI ET1011C PHY Driver for TI DaVinci(TMS320DM6467) board.
+ *
+ * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <net.h>
+#include <miiphy.h>
+#include <asm/arch/emac_defs.h>
+#include "../../../drivers/net/davinci_emac.h"
+
+#ifdef CONFIG_DRIVER_TI_EMAC
+
+#ifdef CONFIG_CMD_NET
+
+/* LSI PHYSICAL LAYER TRANSCEIVER ET1011C */
+
+#define MII_PHY_CONFIG_REG 22
+
+/* PHY Config bits */
+#define PHY_SYS_CLK_EN (1 << 4)
+
+int et1011c_get_link_speed(int phy_addr)
+{
+ u_int16_t data;
+
+ if (davinci_eth_phy_read(phy_addr, MII_STATUS_REG, &data) && (data & 0x04)) {
+ davinci_eth_phy_read(phy_addr, MII_PHY_CONFIG_REG, &data);
+ /* Enable 125MHz clock sourced from PHY */
+ davinci_eth_phy_write(phy_addr, MII_PHY_CONFIG_REG,
+ data | PHY_SYS_CLK_EN);
+ return (1);
+ }
+ return (0);
+}
+
+#endif /* CONFIG_CMD_NET */
+
+#endif /* CONFIG_DRIVER_ETHER */
diff --git a/arch/arm/mach-davinci/include/mach/aintc_defs.h b/arch/arm/mach-davinci/include/mach/aintc_defs.h
new file mode 100644
index 0000000..5063e39
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/aintc_defs.h
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2011
+ * Heiko Schocher, DENX Software Engineering, hs@denx.de.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#ifndef _DV_AINTC_DEFS_H_
+#define _DV_AINTC_DEFS_H_
+
+struct dv_aintc_regs {
+ unsigned int fiq0; /* 0x00 */
+ unsigned int fiq1; /* 0x04 */
+ unsigned int irq0; /* 0x08 */
+ unsigned int irq1; /* 0x0c */
+ unsigned int fiqentry; /* 0x10 */
+ unsigned int irqentry; /* 0x14 */
+ unsigned int eint0; /* 0x18 */
+ unsigned int eint1; /* 0x1c */
+ unsigned int intctl; /* 0x20 */
+ unsigned int eabase; /* 0x24 */
+ unsigned char rsvd0[8]; /* 0x28 */
+ unsigned int intpri0; /* 0x30 */
+ unsigned int intpri1; /* 0x34 */
+ unsigned int intpri2; /* 0x38 */
+ unsigned int intpri3; /* 0x3c */
+ unsigned int intpri4; /* 0x40 */
+ unsigned int intpri5; /* 0x44 */
+ unsigned int intpri6; /* 0x48 */
+ unsigned int intpri7; /* 0x4c */
+};
+
+#define dv_aintc_regs ((struct dv_aintc_regs *)DAVINCI_ARM_INTC_BASE)
+
+#define DV_AINTC_INTCTL_IDMODE (1 << 2)
+
+#endif /* _DV_AINTC_DEFS_H_ */
diff --git a/arch/arm/mach-davinci/include/mach/da850_lowlevel.h b/arch/arm/mach-davinci/include/mach/da850_lowlevel.h
new file mode 100644
index 0000000..45a325c
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/da850_lowlevel.h
@@ -0,0 +1,35 @@
+/*
+ * SoC-specific lowlevel code for DA850
+ *
+ * Copyright (C) 2011
+ * Heiko Schocher, DENX Software Engineering, hs@denx.de.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#ifndef __DA850_LOWLEVEL_H
+#define __DA850_LOWLEVEL_H
+
+#include <asm/arch/pinmux_defs.h>
+
+/* pinmux_resource[] vector is defined in the board specific file */
+extern const struct pinmux_resource pinmuxes[];
+extern const int pinmuxes_size;
+
+extern const struct lpsc_resource lpsc[];
+extern const int lpsc_size;
+
+/* NOR Boot Configuration Word Field Descriptions */
+#define DA850_NORBOOT_COPY_XK(X) ((X - 1) << 8)
+#define DA850_NORBOOT_METHOD_DIRECT (1 << 4)
+#define DA850_NORBOOT_16BIT (1 << 0)
+
+#define dv_maskbits(addr, val) \
+ writel((readl(addr) & val), addr)
+
+void da850_lpc_transition(unsigned char pscnum, unsigned char module,
+ unsigned char domain, unsigned char state);
+void da850_psc_init(void);
+void da850_pinmux_ctl(unsigned long offset, unsigned long mask,
+ unsigned long value);
+
+#endif /* #ifndef __DA850_LOWLEVEL_H */
diff --git a/arch/arm/mach-davinci/include/mach/da8xx-usb.h b/arch/arm/mach-davinci/include/mach/da8xx-usb.h
new file mode 100644
index 0000000..f091e49
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/da8xx-usb.h
@@ -0,0 +1,93 @@
+/*
+ * da8xx-usb.h -- TI's DA8xx platform specific usb wrapper definitions.
+ *
+ * Author: Ajay Kumar Gupta <ajay.gupta@ti.com>
+ *
+ * Based on drivers/usb/musb/davinci.h
+ *
+ * Copyright (C) 2009 Texas Instruments Incorporated
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#ifndef __DA8XX_MUSB_H__
+#define __DA8XX_MUSB_H__
+
+#include <asm/arch/hardware.h>
+#include <asm/arch/gpio.h>
+
+/* Base address of da8xx usb0 wrapper */
+#define DA8XX_USB_OTG_BASE 0x01E00000
+
+/* Base address of da8xx musb core */
+#define DA8XX_USB_OTG_CORE_BASE (DA8XX_USB_OTG_BASE + 0x400)
+
+/* Timeout for DA8xx usb module */
+#define DA8XX_USB_OTG_TIMEOUT 0x3FFFFFF
+
+/*
+ * DA8xx platform USB wrapper register overlay.
+ */
+struct da8xx_usb_regs {
+ dv_reg revision;
+ dv_reg control;
+ dv_reg status;
+ dv_reg emulation;
+ dv_reg mode;
+ dv_reg autoreq;
+ dv_reg srpfixtime;
+ dv_reg teardown;
+ dv_reg intsrc;
+ dv_reg intsrc_set;
+ dv_reg intsrc_clr;
+ dv_reg intmsk;
+ dv_reg intmsk_set;
+ dv_reg intmsk_clr;
+ dv_reg intsrcmsk;
+ dv_reg eoi;
+ dv_reg intvector;
+ dv_reg grndis_size[4];
+};
+
+#define da8xx_usb_regs ((struct da8xx_usb_regs *)DA8XX_USB_OTG_BASE)
+
+/* DA8XX interrupt bits definitions */
+#define DA8XX_USB_TX_ENDPTS_MASK 0x1f /* ep0 + 4 tx */
+#define DA8XX_USB_RX_ENDPTS_MASK 0x1e /* 4 rx */
+#define DA8XX_USB_TXINT_SHIFT 0
+#define DA8XX_USB_RXINT_SHIFT 8
+
+#define DA8XX_USB_USBINT_MASK 0x01ff0000 /* 8 Mentor, DRVVBUS */
+#define DA8XX_USB_TXINT_MASK \
+ (DA8XX_USB_TX_ENDPTS_MASK << DA8XX_USB_TXINT_SHIFT)
+#define DA8XX_USB_RXINT_MASK \
+ (DA8XX_USB_RX_ENDPTS_MASK << DA8XX_USB_RXINT_SHIFT)
+
+/* DA8xx CFGCHIP2 (USB 2.0 PHY Control) register bits */
+#define CFGCHIP2_PHYCLKGD (1 << 17)
+#define CFGCHIP2_VBUSSENSE (1 << 16)
+#define CFGCHIP2_RESET (1 << 15)
+#define CFGCHIP2_OTGMODE (3 << 13)
+#define CFGCHIP2_NO_OVERRIDE (0 << 13)
+#define CFGCHIP2_FORCE_HOST (1 << 13)
+#define CFGCHIP2_FORCE_DEVICE (2 << 13)
+#define CFGCHIP2_FORCE_HOST_VBUS_LOW (3 << 13)
+#define CFGCHIP2_USB1PHYCLKMUX (1 << 12)
+#define CFGCHIP2_USB2PHYCLKMUX (1 << 11)
+#define CFGCHIP2_PHYPWRDN (1 << 10)
+#define CFGCHIP2_OTGPWRDN (1 << 9)
+#define CFGCHIP2_DATPOL (1 << 8)
+#define CFGCHIP2_USB1SUSPENDM (1 << 7)
+#define CFGCHIP2_PHY_PLLON (1 << 6) /* override PLL suspend */
+#define CFGCHIP2_SESENDEN (1 << 5) /* Vsess_end comparator */
+#define CFGCHIP2_VBDTCTEN (1 << 4) /* Vbus comparator */
+#define CFGCHIP2_REFFREQ (0xf << 0)
+#define CFGCHIP2_REFFREQ_12MHZ (1 << 0)
+#define CFGCHIP2_REFFREQ_24MHZ (2 << 0)
+#define CFGCHIP2_REFFREQ_48MHZ (3 << 0)
+
+#define DA8XX_USB_VBUS_GPIO (1 << 15)
+
+int usb_phy_on(void);
+void usb_phy_off(void);
+
+#endif /* __DA8XX_MUSB_H__ */
diff --git a/arch/arm/mach-davinci/include/mach/davinci_misc.h b/arch/arm/mach-davinci/include/mach/davinci_misc.h
new file mode 100644
index 0000000..03be388
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/davinci_misc.h
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2008 Lyrtech <www.lyrtech.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __MISC_H
+#define __MISC_H
+
+/* pin muxer definitions */
+#define PIN_MUX_NUM_FIELDS 8 /* Per register */
+#define PIN_MUX_FIELD_SIZE 4 /* n in bits */
+#define PIN_MUX_FIELD_MASK ((1 << PIN_MUX_FIELD_SIZE) - 1)
+
+/* pin definition */
+struct pinmux_config {
+ dv_reg *mux; /* Address of mux register */
+ unsigned char value; /* Value to set in field */
+ unsigned char field; /* field number */
+};
+
+/* pin table definition */
+struct pinmux_resource {
+ const struct pinmux_config *pins;
+ const int n_pins;
+};
+
+#define PINMUX_ITEM(item) { \
+ .pins = item, \
+ .n_pins = ARRAY_SIZE(item) \
+ }
+
+struct lpsc_resource {
+ const int lpsc_no;
+};
+
+int dvevm_read_mac_address(uint8_t *buf);
+void davinci_sync_env_enetaddr(uint8_t *rom_enetaddr);
+int davinci_configure_pin_mux(const struct pinmux_config *pins, int n_pins);
+int davinci_configure_pin_mux_items(const struct pinmux_resource *item,
+ int n_items);
+#if defined(CONFIG_DRIVER_TI_EMAC) && defined(CONFIG_SOC_DA8XX)
+void davinci_emac_mii_mode_sel(int mode_sel);
+#endif
+#if defined(CONFIG_SOC_DA8XX)
+void irq_init(void);
+int da8xx_configure_lpsc_items(const struct lpsc_resource *item,
+ const int n_items);
+#endif
+
+#endif /* __MISC_H */
diff --git a/arch/arm/mach-davinci/include/mach/ddr2_defs.h b/arch/arm/mach-davinci/include/mach/ddr2_defs.h
new file mode 100644
index 0000000..24afd9d
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/ddr2_defs.h
@@ -0,0 +1,84 @@
+/*
+ * Copyright (C) 2011
+ * Heiko Schocher, DENX Software Engineering, hs@denx.de.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#ifndef _DV_DDR2_DEFS_H_
+#define _DV_DDR2_DEFS_H_
+
+/*
+ * DDR2 Memory Ctrl Register structure
+ * See sprueh7d.pdf for more details.
+ */
+struct dv_ddr2_regs_ctrl {
+ unsigned char rsvd0[4]; /* 0x00 */
+ unsigned int sdrstat; /* 0x04 */
+ unsigned int sdbcr; /* 0x08 */
+ unsigned int sdrcr; /* 0x0C */
+ unsigned int sdtimr; /* 0x10 */
+ unsigned int sdtimr2; /* 0x14 */
+ unsigned char rsvd1[4]; /* 0x18 */
+ unsigned int sdbcr2; /* 0x1C */
+ unsigned int pbbpr; /* 0x20 */
+ unsigned char rsvd2[156]; /* 0x24 */
+ unsigned int irr; /* 0xC0 */
+ unsigned int imr; /* 0xC4 */
+ unsigned int imsr; /* 0xC8 */
+ unsigned int imcr; /* 0xCC */
+ unsigned char rsvd3[20]; /* 0xD0 */
+ unsigned int ddrphycr; /* 0xE4 */
+ unsigned int ddrphycr2; /* 0xE8 */
+ unsigned char rsvd4[4]; /* 0xEC */
+};
+
+#define DV_DDR_PHY_PWRDNEN 0x40
+#define DV_DDR_PHY_EXT_STRBEN 0x80
+#define DV_DDR_PHY_RD_LATENCY_SHIFT 0
+
+#define DV_DDR_SDTMR1_RFC_SHIFT 25
+#define DV_DDR_SDTMR1_RP_SHIFT 22
+#define DV_DDR_SDTMR1_RCD_SHIFT 19
+#define DV_DDR_SDTMR1_WR_SHIFT 16
+#define DV_DDR_SDTMR1_RAS_SHIFT 11
+#define DV_DDR_SDTMR1_RC_SHIFT 6
+#define DV_DDR_SDTMR1_RRD_SHIFT 3
+#define DV_DDR_SDTMR1_WTR_SHIFT 0
+
+#define DV_DDR_SDTMR2_RASMAX_SHIFT 27
+#define DV_DDR_SDTMR2_XP_SHIFT 25
+#define DV_DDR_SDTMR2_ODT_SHIFT 23
+#define DV_DDR_SDTMR2_XSNR_SHIFT 16
+#define DV_DDR_SDTMR2_XSRD_SHIFT 8
+#define DV_DDR_SDTMR2_RTP_SHIFT 5
+#define DV_DDR_SDTMR2_CKE_SHIFT 0
+
+#define DV_DDR_SDCR_DDR2TERM1_SHIFT 27
+#define DV_DDR_SDCR_IBANK_POS_SHIFT 26
+#define DV_DDR_SDCR_MSDRAMEN_SHIFT 25
+#define DV_DDR_SDCR_DDRDRIVE1_SHIFT 24
+#define DV_DDR_SDCR_BOOTUNLOCK_SHIFT 23
+#define DV_DDR_SDCR_DDR_DDQS_SHIFT 22
+#define DV_DDR_SDCR_DDR2EN_SHIFT 20
+#define DV_DDR_SDCR_DDRDRIVE0_SHIFT 18
+#define DV_DDR_SDCR_DDREN_SHIFT 17
+#define DV_DDR_SDCR_SDRAMEN_SHIFT 16
+#define DV_DDR_SDCR_TIMUNLOCK_SHIFT 15
+#define DV_DDR_SDCR_BUS_WIDTH_SHIFT 14
+#define DV_DDR_SDCR_CL_SHIFT 9
+#define DV_DDR_SDCR_IBANK_SHIFT 4
+#define DV_DDR_SDCR_PAGESIZE_SHIFT 0
+
+#define DV_DDR_SDRCR_LPMODEN (1 << 31)
+#define DV_DDR_SDRCR_MCLKSTOPEN (1 << 30)
+
+#define DV_DDR_SRCR_LPMODEN_SHIFT 31
+#define DV_DDR_SRCR_MCLKSTOPEN_SHIFT 30
+
+#define DV_DDR_BOOTUNLOCK (1 << DV_DDR_SDCR_BOOTUNLOCK_SHIFT)
+#define DV_DDR_TIMUNLOCK (1 << DV_DDR_SDCR_TIMUNLOCK_SHIFT)
+
+#define dv_ddr2_regs_ctrl \
+ ((struct dv_ddr2_regs_ctrl *)DAVINCI_DDR_EMIF_CTRL_BASE)
+
+#endif /* _DV_DDR2_DEFS_H_ */
diff --git a/arch/arm/mach-davinci/include/mach/dm365_lowlevel.h b/arch/arm/mach-davinci/include/mach/dm365_lowlevel.h
new file mode 100644
index 0000000..6c0275e
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/dm365_lowlevel.h
@@ -0,0 +1,25 @@
+/*
+ * SoC-specific lowlevel code for tms320dm365 and similar chips
+ *
+ * Copyright (C) 2011
+ * Heiko Schocher, DENX Software Engineering, hs@denx.de.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#ifndef __DM365_LOWLEVEL_H
+#define __DM365_LOWLEVEL_H
+
+#include <common.h>
+#include <asm/arch/hardware.h>
+#include <asm/io.h>
+
+void dm365_waitloop(unsigned long loopcnt);
+int dm365_pll1_init(unsigned long pllmult, unsigned long prediv);
+int dm365_pll2_init(unsigned long pllm, unsigned long prediv);
+int dm365_ddr_setup(void);
+void dm365_psc_init(void);
+void dm365_pinmux_ctl(unsigned long offset, unsigned long mask,
+ unsigned long value);
+void dm36x_lowlevel_init(ulong bootflag);
+
+#endif /* #ifndef __DM365_LOWLEVEL_H */
diff --git a/arch/arm/mach-davinci/include/mach/emac_defs.h b/arch/arm/mach-davinci/include/mach/emac_defs.h
new file mode 100644
index 0000000..c3f046e
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/emac_defs.h
@@ -0,0 +1,94 @@
+/*
+ * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+ *
+ * Based on:
+ *
+ * ----------------------------------------------------------------------------
+ *
+ * dm644x_emac.h
+ *
+ * TI DaVinci (DM644X) EMAC peripheral driver header for DV-EVM
+ *
+ * Copyright (C) 2005 Texas Instruments.
+ *
+ * ----------------------------------------------------------------------------
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ *
+ * Modifications:
+ * ver. 1.0: Sep 2005, TI PSP Team - Created EMAC version for uBoot.
+ */
+
+#ifndef _DM644X_EMAC_H_
+#define _DM644X_EMAC_H_
+
+#include <asm/arch/hardware.h>
+
+#ifdef CONFIG_SOC_DM365
+#define EMAC_BASE_ADDR (0x01d07000)
+#define EMAC_WRAPPER_BASE_ADDR (0x01d0a000)
+#define EMAC_WRAPPER_RAM_ADDR (0x01d08000)
+#define EMAC_MDIO_BASE_ADDR (0x01d0b000)
+#define DAVINCI_EMAC_VERSION2
+#elif defined(CONFIG_SOC_DA8XX)
+#define EMAC_BASE_ADDR DAVINCI_EMAC_CNTRL_REGS_BASE
+#define EMAC_WRAPPER_BASE_ADDR DAVINCI_EMAC_WRAPPER_CNTRL_REGS_BASE
+#define EMAC_WRAPPER_RAM_ADDR DAVINCI_EMAC_WRAPPER_RAM_BASE
+#define EMAC_MDIO_BASE_ADDR DAVINCI_MDIO_CNTRL_REGS_BASE
+#define DAVINCI_EMAC_VERSION2
+#else
+#define EMAC_BASE_ADDR (0x01c80000)
+#define EMAC_WRAPPER_BASE_ADDR (0x01c81000)
+#define EMAC_WRAPPER_RAM_ADDR (0x01c82000)
+#define EMAC_MDIO_BASE_ADDR (0x01c84000)
+#endif
+
+#ifdef CONFIG_SOC_DM646X
+#define DAVINCI_EMAC_VERSION2
+#define DAVINCI_EMAC_GIG_ENABLE
+#endif
+
+#ifdef CONFIG_SOC_DM646X
+/* MDIO module input frequency */
+#define EMAC_MDIO_BUS_FREQ 76500000
+/* MDIO clock output frequency */
+#define EMAC_MDIO_CLOCK_FREQ 2500000 /* 2.5 MHz */
+#elif defined(CONFIG_SOC_DM365)
+/* MDIO module input frequency */
+#define EMAC_MDIO_BUS_FREQ 121500000
+/* MDIO clock output frequency */
+#define EMAC_MDIO_CLOCK_FREQ 2200000 /* 2.2 MHz */
+#elif defined(CONFIG_SOC_DA8XX)
+/* MDIO module input frequency */
+#define EMAC_MDIO_BUS_FREQ clk_get(DAVINCI_MDIO_CLKID)
+/* MDIO clock output frequency */
+#define EMAC_MDIO_CLOCK_FREQ 2000000 /* 2.0 MHz */
+#else
+/* MDIO module input frequency */
+#define EMAC_MDIO_BUS_FREQ 99000000 /* PLL/6 - 99 MHz */
+/* MDIO clock output frequency */
+#define EMAC_MDIO_CLOCK_FREQ 2000000 /* 2.0 MHz */
+#endif
+
+#define PHY_KSZ8873 (0x00221450)
+int ksz8873_is_phy_connected(int phy_addr);
+int ksz8873_get_link_speed(int phy_addr);
+int ksz8873_init_phy(int phy_addr);
+int ksz8873_auto_negotiate(int phy_addr);
+
+#define PHY_LXT972 (0x001378e2)
+int lxt972_is_phy_connected(int phy_addr);
+int lxt972_get_link_speed(int phy_addr);
+int lxt972_init_phy(int phy_addr);
+int lxt972_auto_negotiate(int phy_addr);
+
+#define PHY_DP83848 (0x20005c90)
+int dp83848_is_phy_connected(int phy_addr);
+int dp83848_get_link_speed(int phy_addr);
+int dp83848_init_phy(int phy_addr);
+int dp83848_auto_negotiate(int phy_addr);
+
+#define PHY_ET1011C (0x282f013)
+int et1011c_get_link_speed(int phy_addr);
+
+#endif /* _DM644X_EMAC_H_ */
diff --git a/arch/arm/mach-davinci/include/mach/gpio.h b/arch/arm/mach-davinci/include/mach/gpio.h
new file mode 100644
index 0000000..7da0060
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/gpio.h
@@ -0,0 +1,67 @@
+/*
+ * Copyright (C) 2009 Texas Instruments Incorporated
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#ifndef _GPIO_DEFS_H_
+#define _GPIO_DEFS_H_
+
+#ifndef CONFIG_SOC_DA8XX
+#define DAVINCI_GPIO_BINTEN 0x01C67008
+#define DAVINCI_GPIO_BANK01 0x01C67010
+#define DAVINCI_GPIO_BANK23 0x01C67038
+#define DAVINCI_GPIO_BANK45 0x01C67060
+#define DAVINCI_GPIO_BANK67 0x01C67088
+
+#else /* CONFIG_SOC_DA8XX */
+#define DAVINCI_GPIO_BINTEN 0x01E26008
+#define DAVINCI_GPIO_BANK01 0x01E26010
+#define DAVINCI_GPIO_BANK23 0x01E26038
+#define DAVINCI_GPIO_BANK45 0x01E26060
+#define DAVINCI_GPIO_BANK67 0x01E26088
+#define DAVINCI_GPIO_BANK8 0x01E260B0
+#endif /* CONFIG_SOC_DA8XX */
+
+struct davinci_gpio {
+ unsigned int dir;
+ unsigned int out_data;
+ unsigned int set_data;
+ unsigned int clr_data;
+ unsigned int in_data;
+ unsigned int set_rising;
+ unsigned int clr_rising;
+ unsigned int set_falling;
+ unsigned int clr_falling;
+ unsigned int intstat;
+};
+
+struct davinci_gpio_bank {
+ int num_gpio;
+ unsigned int irq_num;
+ unsigned int irq_mask;
+ unsigned long *in_use;
+ unsigned long base;
+};
+
+#define davinci_gpio_bank01 ((struct davinci_gpio *)DAVINCI_GPIO_BANK01)
+#define davinci_gpio_bank23 ((struct davinci_gpio *)DAVINCI_GPIO_BANK23)
+#define davinci_gpio_bank45 ((struct davinci_gpio *)DAVINCI_GPIO_BANK45)
+#define davinci_gpio_bank67 ((struct davinci_gpio *)DAVINCI_GPIO_BANK67)
+#define davinci_gpio_bank8 ((struct davinci_gpio *)DAVINCI_GPIO_BANK8)
+
+#define gpio_status() gpio_info()
+#define GPIO_NAME_SIZE 20
+#if defined(CONFIG_SOC_DM644X)
+/* GPIO0 to GPIO53, omit the V3.3 volts one */
+#define MAX_NUM_GPIOS 70
+#elif defined(CONFIG_SOC_DA8XX) && !defined(CONFIG_SOC_DA850)
+#define MAX_NUM_GPIOS 128
+#else
+#define MAX_NUM_GPIOS 144
+#endif
+#define GPIO_BANK(gp) (davinci_gpio_bank01 + ((gp) >> 5))
+#define GPIO_BIT(gp) ((gp) & 0x1F)
+
+void gpio_info(void);
+
+#endif
diff --git a/arch/arm/mach-davinci/include/mach/hardware.h b/arch/arm/mach-davinci/include/mach/hardware.h
new file mode 100644
index 0000000..a4eb0bd
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/hardware.h
@@ -0,0 +1,616 @@
+/*
+ * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+ *
+ * Based on:
+ *
+ * -------------------------------------------------------------------------
+ *
+ * linux/include/asm-arm/arch-davinci/hardware.h
+ *
+ * Copyright (C) 2006 Texas Instruments.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#ifndef __ASM_ARCH_HARDWARE_H
+#define __ASM_ARCH_HARDWARE_H
+
+#include <config.h>
+#include <linux/sizes.h>
+
+#define REG(addr) (*(volatile unsigned int *)(addr))
+#define REG_P(addr) ((volatile unsigned int *)(addr))
+
+typedef volatile unsigned int dv_reg;
+typedef volatile unsigned int * dv_reg_p;
+
+/*
+ * Base register addresses
+ *
+ * NOTE: some of these DM6446-specific addresses DO NOT WORK
+ * on other DaVinci chips. Double check them before you try
+ * using the addresses ... or PSC module identifiers, etc.
+ */
+#ifndef CONFIG_SOC_DA8XX
+
+#define DAVINCI_DMA_3PCC_BASE (0x01c00000)
+#define DAVINCI_DMA_3PTC0_BASE (0x01c10000)
+#define DAVINCI_DMA_3PTC1_BASE (0x01c10400)
+#define DAVINCI_UART0_BASE (0x01c20000)
+#define DAVINCI_UART1_BASE (0x01c20400)
+#define DAVINCI_TIMER3_BASE (0x01c20800)
+#define DAVINCI_I2C_BASE (0x01c21000)
+#define DAVINCI_TIMER0_BASE (0x01c21400)
+#define DAVINCI_TIMER1_BASE (0x01c21800)
+#define DAVINCI_WDOG_BASE (0x01c21c00)
+#define DAVINCI_PWM0_BASE (0x01c22000)
+#define DAVINCI_PWM1_BASE (0x01c22400)
+#define DAVINCI_PWM2_BASE (0x01c22800)
+#define DAVINCI_TIMER4_BASE (0x01c23800)
+#define DAVINCI_SYSTEM_MODULE_BASE (0x01c40000)
+#define DAVINCI_PLL_CNTRL0_BASE (0x01c40800)
+#define DAVINCI_PLL_CNTRL1_BASE (0x01c40c00)
+#define DAVINCI_PWR_SLEEP_CNTRL_BASE (0x01c41000)
+#define DAVINCI_ARM_INTC_BASE (0x01c48000)
+#define DAVINCI_USB_OTG_BASE (0x01c64000)
+#define DAVINCI_CFC_ATA_BASE (0x01c66000)
+#define DAVINCI_SPI_BASE (0x01c66800)
+#define DAVINCI_GPIO_BASE (0x01c67000)
+#define DAVINCI_VPSS_REGS_BASE (0x01c70000)
+#if !defined(CONFIG_SOC_DM646X)
+#define DAVINCI_ASYNC_EMIF_DATA_CE0_BASE (0x02000000)
+#define DAVINCI_ASYNC_EMIF_DATA_CE1_BASE (0x04000000)
+#define DAVINCI_ASYNC_EMIF_DATA_CE2_BASE (0x06000000)
+#define DAVINCI_ASYNC_EMIF_DATA_CE3_BASE (0x08000000)
+#endif
+#define DAVINCI_DDR_BASE (0x80000000)
+
+#ifdef CONFIG_SOC_DM644X
+#define DAVINCI_UART2_BASE 0x01c20800
+#define DAVINCI_UHPI_BASE 0x01c67800
+#define DAVINCI_EMAC_CNTRL_REGS_BASE 0x01c80000
+#define DAVINCI_EMAC_WRAPPER_CNTRL_REGS_BASE 0x01c81000
+#define DAVINCI_EMAC_WRAPPER_RAM_BASE 0x01c82000
+#define DAVINCI_MDIO_CNTRL_REGS_BASE 0x01c84000
+#define DAVINCI_IMCOP_BASE 0x01cc0000
+#define DAVINCI_ASYNC_EMIF_CNTRL_BASE 0x01e00000
+#define DAVINCI_VLYNQ_BASE 0x01e01000
+#define DAVINCI_ASP_BASE 0x01e02000
+#define DAVINCI_MMC_SD_BASE 0x01e10000
+#define DAVINCI_MS_BASE 0x01e20000
+#define DAVINCI_VLYNQ_REMOTE_BASE 0x0c000000
+
+#elif defined(CONFIG_SOC_DM355)
+#define DAVINCI_MMC_SD1_BASE 0x01e00000
+#define DAVINCI_ASP0_BASE 0x01e02000
+#define DAVINCI_ASP1_BASE 0x01e04000
+#define DAVINCI_UART2_BASE 0x01e06000
+#define DAVINCI_ASYNC_EMIF_CNTRL_BASE 0x01e10000
+#define DAVINCI_MMC_SD0_BASE 0x01e11000
+
+#elif defined(CONFIG_SOC_DM365)
+#define DAVINCI_MMC_SD1_BASE 0x01d00000
+#define DAVINCI_ASYNC_EMIF_CNTRL_BASE 0x01d10000
+#define DAVINCI_MMC_SD0_BASE 0x01d11000
+#define DAVINCI_DDR_EMIF_CTRL_BASE 0x20000000
+#define DAVINCI_SPI0_BASE 0x01c66000
+#define DAVINCI_SPI1_BASE 0x01c66800
+
+#elif defined(CONFIG_SOC_DM646X)
+#define DAVINCI_ASYNC_EMIF_CNTRL_BASE 0x20008000
+#define DAVINCI_ASYNC_EMIF_DATA_CE0_BASE 0x42000000
+#define DAVINCI_ASYNC_EMIF_DATA_CE1_BASE 0x44000000
+#define DAVINCI_ASYNC_EMIF_DATA_CE2_BASE 0x46000000
+#define DAVINCI_ASYNC_EMIF_DATA_CE3_BASE 0x48000000
+
+#endif
+
+#else /* CONFIG_SOC_DA8XX */
+
+#define DAVINCI_UART0_BASE 0x01c42000
+#define DAVINCI_UART1_BASE 0x01d0c000
+#define DAVINCI_UART2_BASE 0x01d0d000
+#define DAVINCI_I2C0_BASE 0x01c22000
+#define DAVINCI_I2C1_BASE 0x01e28000
+#define DAVINCI_TIMER0_BASE 0x01c20000
+#define DAVINCI_TIMER1_BASE 0x01c21000
+#define DAVINCI_WDOG_BASE 0x01c21000
+#define DAVINCI_RTC_BASE 0x01c23000
+#define DAVINCI_PLL_CNTRL0_BASE 0x01c11000
+#define DAVINCI_PLL_CNTRL1_BASE 0x01e1a000
+#define DAVINCI_PSC0_BASE 0x01c10000
+#define DAVINCI_PSC1_BASE 0x01e27000
+#define DAVINCI_SPI0_BASE 0x01c41000
+#define DAVINCI_USB_OTG_BASE 0x01e00000
+#define DAVINCI_SPI1_BASE (cpu_is_da830() ? \
+ 0x01e12000 : 0x01f0e000)
+#define DAVINCI_GPIO_BASE 0x01e26000
+#define DAVINCI_EMAC_CNTRL_REGS_BASE 0x01e23000
+#define DAVINCI_EMAC_WRAPPER_CNTRL_REGS_BASE 0x01e22000
+#define DAVINCI_EMAC_WRAPPER_RAM_BASE 0x01e20000
+#define DAVINCI_MDIO_CNTRL_REGS_BASE 0x01e24000
+#define DAVINCI_SYSCFG1_BASE 0x01e2c000
+#define DAVINCI_MMC_SD0_BASE 0x01c40000
+#define DAVINCI_MMC_SD1_BASE 0x01e1b000
+#define DAVINCI_TIMER2_BASE 0x01f0c000
+#define DAVINCI_TIMER3_BASE 0x01f0d000
+#define DAVINCI_ASYNC_EMIF_CNTRL_BASE 0x68000000
+#define DAVINCI_ASYNC_EMIF_DATA_CE0_BASE 0x40000000
+#define DAVINCI_ASYNC_EMIF_DATA_CE2_BASE 0x60000000
+#define DAVINCI_ASYNC_EMIF_DATA_CE3_BASE 0x62000000
+#define DAVINCI_ASYNC_EMIF_DATA_CE4_BASE 0x64000000
+#define DAVINCI_ASYNC_EMIF_DATA_CE5_BASE 0x66000000
+#define DAVINCI_DDR_EMIF_CTRL_BASE 0xb0000000
+#define DAVINCI_DDR_EMIF_DATA_BASE 0xc0000000
+#define DAVINCI_INTC_BASE 0xfffee000
+#define DAVINCI_BOOTCFG_BASE 0x01c14000
+#define DAVINCI_LCD_CNTL_BASE 0x01e13000
+#define DAVINCI_L3CBARAM_BASE 0x80000000
+#define JTAG_ID_REG (DAVINCI_BOOTCFG_BASE + 0x18)
+#define CHIP_REV_ID_REG (DAVINCI_BOOTCFG_BASE + 0x24)
+#define HOST1CFG (DAVINCI_BOOTCFG_BASE + 0x44)
+#define PSC0_MDCTL (DAVINCI_PSC0_BASE + 0xa00)
+
+#define GPIO_BANK0_REG_DIR_ADDR (DAVINCI_GPIO_BASE + 0x10)
+#define GPIO_BANK0_REG_OPDATA_ADDR (DAVINCI_GPIO_BASE + 0x14)
+#define GPIO_BANK0_REG_SET_ADDR (DAVINCI_GPIO_BASE + 0x18)
+#define GPIO_BANK0_REG_CLR_ADDR (DAVINCI_GPIO_BASE + 0x1c)
+#define GPIO_BANK2_REG_DIR_ADDR (DAVINCI_GPIO_BASE + 0x38)
+#define GPIO_BANK2_REG_OPDATA_ADDR (DAVINCI_GPIO_BASE + 0x3c)
+#define GPIO_BANK2_REG_SET_ADDR (DAVINCI_GPIO_BASE + 0x40)
+#define GPIO_BANK2_REG_CLR_ADDR (DAVINCI_GPIO_BASE + 0x44)
+#define GPIO_BANK6_REG_DIR_ADDR (DAVINCI_GPIO_BASE + 0x88)
+#define GPIO_BANK6_REG_OPDATA_ADDR (DAVINCI_GPIO_BASE + 0x8c)
+#define GPIO_BANK6_REG_SET_ADDR (DAVINCI_GPIO_BASE + 0x90)
+#define GPIO_BANK6_REG_CLR_ADDR (DAVINCI_GPIO_BASE + 0x94)
+#endif /* CONFIG_SOC_DA8XX */
+
+/* Power and Sleep Controller (PSC) Domains */
+#define DAVINCI_GPSC_ARMDOMAIN 0
+#define DAVINCI_GPSC_DSPDOMAIN 1
+
+#ifndef CONFIG_SOC_DA8XX
+
+#define DAVINCI_LPSC_VPSSMSTR 0
+#define DAVINCI_LPSC_VPSSSLV 1
+#define DAVINCI_LPSC_TPCC 2
+#define DAVINCI_LPSC_TPTC0 3
+#define DAVINCI_LPSC_TPTC1 4
+#define DAVINCI_LPSC_EMAC 5
+#define DAVINCI_LPSC_EMAC_WRAPPER 6
+#define DAVINCI_LPSC_MDIO 7
+#define DAVINCI_LPSC_IEEE1394 8
+#define DAVINCI_LPSC_USB 9
+#define DAVINCI_LPSC_ATA 10
+#define DAVINCI_LPSC_VLYNQ 11
+#define DAVINCI_LPSC_UHPI 12
+#define DAVINCI_LPSC_DDR_EMIF 13
+#define DAVINCI_LPSC_AEMIF 14
+#define DAVINCI_LPSC_MMC_SD 15
+#define DAVINCI_LPSC_MEMSTICK 16
+#define DAVINCI_LPSC_McBSP 17
+#define DAVINCI_LPSC_I2C 18
+#define DAVINCI_LPSC_UART0 19
+#define DAVINCI_LPSC_UART1 20
+#define DAVINCI_LPSC_UART2 21
+#define DAVINCI_LPSC_SPI 22
+#define DAVINCI_LPSC_PWM0 23
+#define DAVINCI_LPSC_PWM1 24
+#define DAVINCI_LPSC_PWM2 25
+#define DAVINCI_LPSC_GPIO 26
+#define DAVINCI_LPSC_TIMER0 27
+#define DAVINCI_LPSC_TIMER1 28
+#define DAVINCI_LPSC_TIMER2 29
+#define DAVINCI_LPSC_SYSTEM_SUBSYS 30
+#define DAVINCI_LPSC_ARM 31
+#define DAVINCI_LPSC_SCR2 32
+#define DAVINCI_LPSC_SCR3 33
+#define DAVINCI_LPSC_SCR4 34
+#define DAVINCI_LPSC_CROSSBAR 35
+#define DAVINCI_LPSC_CFG27 36
+#define DAVINCI_LPSC_CFG3 37
+#define DAVINCI_LPSC_CFG5 38
+#define DAVINCI_LPSC_GEM 39
+#define DAVINCI_LPSC_IMCOP 40
+#define DAVINCI_LPSC_VPSSMASTER 47
+#define DAVINCI_LPSC_MJCP 50
+#define DAVINCI_LPSC_HDVICP 51
+
+#define DAVINCI_DM646X_LPSC_EMAC 14
+#define DAVINCI_DM646X_LPSC_UART0 26
+#define DAVINCI_DM646X_LPSC_I2C 31
+#define DAVINCI_DM646X_LPSC_TIMER0 34
+
+#else /* CONFIG_SOC_DA8XX */
+
+#define DAVINCI_LPSC_TPCC 0
+#define DAVINCI_LPSC_TPTC0 1
+#define DAVINCI_LPSC_TPTC1 2
+#define DAVINCI_LPSC_AEMIF 3
+#define DAVINCI_LPSC_SPI0 4
+#define DAVINCI_LPSC_MMC_SD 5
+#define DAVINCI_LPSC_AINTC 6
+#define DAVINCI_LPSC_ARM_RAM_ROM 7
+#define DAVINCI_LPSC_SECCTL_KEYMGR 8
+#define DAVINCI_LPSC_UART0 9
+#define DAVINCI_LPSC_SCR0 10
+#define DAVINCI_LPSC_SCR1 11
+#define DAVINCI_LPSC_SCR2 12
+#define DAVINCI_LPSC_DMAX 13
+#define DAVINCI_LPSC_ARM 14
+#define DAVINCI_LPSC_GEM 15
+
+/* for LPSCs in PSC1, offset from 32 for differentiation */
+#define DAVINCI_LPSC_PSC1_BASE 32
+#define DAVINCI_LPSC_USB20 (DAVINCI_LPSC_PSC1_BASE + 1)
+#define DAVINCI_LPSC_USB11 (DAVINCI_LPSC_PSC1_BASE + 2)
+#define DAVINCI_LPSC_GPIO (DAVINCI_LPSC_PSC1_BASE + 3)
+#define DAVINCI_LPSC_UHPI (DAVINCI_LPSC_PSC1_BASE + 4)
+#define DAVINCI_LPSC_EMAC (DAVINCI_LPSC_PSC1_BASE + 5)
+#define DAVINCI_LPSC_DDR_EMIF (DAVINCI_LPSC_PSC1_BASE + 6)
+#define DAVINCI_LPSC_McASP0 (DAVINCI_LPSC_PSC1_BASE + 7)
+#define DAVINCI_LPSC_SPI1 (DAVINCI_LPSC_PSC1_BASE + 10)
+#define DAVINCI_LPSC_I2C1 (DAVINCI_LPSC_PSC1_BASE + 11)
+#define DAVINCI_LPSC_UART1 (DAVINCI_LPSC_PSC1_BASE + 12)
+#define DAVINCI_LPSC_UART2 (DAVINCI_LPSC_PSC1_BASE + 13)
+#define DAVINCI_LPSC_LCDC (DAVINCI_LPSC_PSC1_BASE + 16)
+#define DAVINCI_LPSC_ePWM (DAVINCI_LPSC_PSC1_BASE + 17)
+#define DAVINCI_LPSC_MMCSD1 (DAVINCI_LPSC_PSC1_BASE + 18)
+#define DAVINCI_LPSC_eCAP (DAVINCI_LPSC_PSC1_BASE + 20)
+#define DAVINCI_LPSC_L3_CBA_RAM (DAVINCI_LPSC_PSC1_BASE + 31)
+
+/* DA830-specific peripherals */
+#define DAVINCI_LPSC_McASP1 (DAVINCI_LPSC_PSC1_BASE + 8)
+#define DAVINCI_LPSC_McASP2 (DAVINCI_LPSC_PSC1_BASE + 9)
+#define DAVINCI_LPSC_eQEP (DAVINCI_LPSC_PSC1_BASE + 21)
+#define DAVINCI_LPSC_SCR8 (DAVINCI_LPSC_PSC1_BASE + 24)
+#define DAVINCI_LPSC_SCR7 (DAVINCI_LPSC_PSC1_BASE + 25)
+#define DAVINCI_LPSC_SCR12 (DAVINCI_LPSC_PSC1_BASE + 26)
+
+/* DA850-specific peripherals */
+#define DAVINCI_LPSC_TPCC1 (DAVINCI_LPSC_PSC1_BASE + 0)
+#define DAVINCI_LPSC_SATA (DAVINCI_LPSC_PSC1_BASE + 8)
+#define DAVINCI_LPSC_VPIF (DAVINCI_LPSC_PSC1_BASE + 9)
+#define DAVINCI_LPSC_McBSP0 (DAVINCI_LPSC_PSC1_BASE + 14)
+#define DAVINCI_LPSC_McBSP1 (DAVINCI_LPSC_PSC1_BASE + 15)
+#define DAVINCI_LPSC_MMC_SD1 (DAVINCI_LPSC_PSC1_BASE + 18)
+#define DAVINCI_LPSC_uPP (DAVINCI_LPSC_PSC1_BASE + 19)
+#define DAVINCI_LPSC_TPTC2 (DAVINCI_LPSC_PSC1_BASE + 21)
+#define DAVINCI_LPSC_SCR_F0 (DAVINCI_LPSC_PSC1_BASE + 24)
+#define DAVINCI_LPSC_SCR_F1 (DAVINCI_LPSC_PSC1_BASE + 25)
+#define DAVINCI_LPSC_SCR_F2 (DAVINCI_LPSC_PSC1_BASE + 26)
+#define DAVINCI_LPSC_SCR_F6 (DAVINCI_LPSC_PSC1_BASE + 27)
+#define DAVINCI_LPSC_SCR_F7 (DAVINCI_LPSC_PSC1_BASE + 28)
+#define DAVINCI_LPSC_SCR_F8 (DAVINCI_LPSC_PSC1_BASE + 29)
+#define DAVINCI_LPSC_BR_F7 (DAVINCI_LPSC_PSC1_BASE + 30)
+
+#endif /* CONFIG_SOC_DA8XX */
+
+void lpsc_on(unsigned int id);
+void lpsc_syncreset(unsigned int id);
+void lpsc_disable(unsigned int id);
+void dsp_on(void);
+
+void davinci_enable_uart0(void);
+void davinci_enable_emac(void);
+void davinci_enable_i2c(void);
+void davinci_errata_workarounds(void);
+
+#ifndef CONFIG_SOC_DA8XX
+
+/* Some PSC defines */
+#define PSC_CHP_SHRTSW (0x01c40038)
+#define PSC_GBLCTL (0x01c41010)
+#define PSC_EPCPR (0x01c41070)
+#define PSC_EPCCR (0x01c41078)
+#define PSC_PTCMD (0x01c41120)
+#define PSC_PTSTAT (0x01c41128)
+#define PSC_PDSTAT (0x01c41200)
+#define PSC_PDSTAT1 (0x01c41204)
+#define PSC_PDCTL (0x01c41300)
+#define PSC_PDCTL1 (0x01c41304)
+
+#define PSC_MDCTL_BASE (0x01c41a00)
+#define PSC_MDSTAT_BASE (0x01c41800)
+
+#define VDD3P3V_PWDN (0x01c40048)
+#define UART0_PWREMU_MGMT (0x01c20030)
+
+#define PSC_SILVER_BULLET (0x01c41a20)
+
+#else /* CONFIG_SOC_DA8XX */
+
+#define PSC_ENABLE 0x3
+#define PSC_DISABLE 0x2
+#define PSC_SYNCRESET 0x1
+#define PSC_SWRSTDISABLE 0x0
+
+#define PSC_PSC0_MODULE_ID_CNT 16
+#define PSC_PSC1_MODULE_ID_CNT 32
+
+#define UART0_PWREMU_MGMT (0x01c42030)
+
+struct davinci_psc_regs {
+ dv_reg revid;
+ dv_reg rsvd0[71];
+ dv_reg ptcmd;
+ dv_reg rsvd1;
+ dv_reg ptstat;
+ dv_reg rsvd2[437];
+ union {
+ struct {
+ dv_reg mdstat[PSC_PSC0_MODULE_ID_CNT];
+ dv_reg rsvd3[112];
+ dv_reg mdctl[PSC_PSC0_MODULE_ID_CNT];
+ } psc0;
+ struct {
+ dv_reg mdstat[PSC_PSC1_MODULE_ID_CNT];
+ dv_reg rsvd3[96];
+ dv_reg mdctl[PSC_PSC1_MODULE_ID_CNT];
+ } psc1;
+ };
+};
+
+#define davinci_psc0_regs ((struct davinci_psc_regs *)DAVINCI_PSC0_BASE)
+#define davinci_psc1_regs ((struct davinci_psc_regs *)DAVINCI_PSC1_BASE)
+
+#endif /* CONFIG_SOC_DA8XX */
+
+#define PSC_MDSTAT_STATE 0x3f
+#define PSC_MDCTL_NEXT 0x07
+
+#ifndef CONFIG_SOC_DA8XX
+
+/* Miscellania... */
+#define VBPR (0x20000020)
+
+/* NOTE: system control modules are *highly* chip-specific, both
+ * as to register content (e.g. for muxing) and which registers exist.
+ */
+#define PINMUX0 0x01c40000
+#define PINMUX1 0x01c40004
+#define PINMUX2 0x01c40008
+#define PINMUX3 0x01c4000c
+#define PINMUX4 0x01c40010
+
+struct davinci_uart_ctrl_regs {
+ dv_reg revid1;
+ dv_reg res;
+ dv_reg pwremu_mgmt;
+ dv_reg mdr;
+};
+
+#define DAVINCI_UART_CTRL_BASE 0x28
+
+/* UART PWREMU_MGMT definitions */
+#define DAVINCI_UART_PWREMU_MGMT_FREE (1 << 0)
+#define DAVINCI_UART_PWREMU_MGMT_URRST (1 << 13)
+#define DAVINCI_UART_PWREMU_MGMT_UTRST (1 << 14)
+
+#else /* CONFIG_SOC_DA8XX */
+
+struct davinci_pllc_regs {
+ dv_reg revid;
+ dv_reg rsvd1[56];
+ dv_reg rstype;
+ dv_reg rsvd2[6];
+ dv_reg pllctl;
+ dv_reg ocsel;
+ dv_reg rsvd3[2];
+ dv_reg pllm;
+ dv_reg prediv;
+ dv_reg plldiv1;
+ dv_reg plldiv2;
+ dv_reg plldiv3;
+ dv_reg oscdiv;
+ dv_reg postdiv;
+ dv_reg rsvd4[3];
+ dv_reg pllcmd;
+ dv_reg pllstat;
+ dv_reg alnctl;
+ dv_reg dchange;
+ dv_reg cken;
+ dv_reg ckstat;
+ dv_reg systat;
+ dv_reg rsvd5[3];
+ dv_reg plldiv4;
+ dv_reg plldiv5;
+ dv_reg plldiv6;
+ dv_reg plldiv7;
+ dv_reg rsvd6[32];
+ dv_reg emucnt0;
+ dv_reg emucnt1;
+};
+
+#define davinci_pllc0_regs ((struct davinci_pllc_regs *)DAVINCI_PLL_CNTRL0_BASE)
+#define davinci_pllc1_regs ((struct davinci_pllc_regs *)DAVINCI_PLL_CNTRL1_BASE)
+#define DAVINCI_PLLC_DIV_MASK 0x1f
+
+/*
+ * A clock ID is a 32-bit number where bit 16 represents the PLL controller
+ * (clear is PLLC0, set is PLLC1) and the low 16 bits represent the divisor,
+ * counting from 1. Clock IDs may be passed to clk_get().
+ */
+
+/* flags to select PLL controller */
+#define DAVINCI_PLLC0_FLAG (0)
+#define DAVINCI_PLLC1_FLAG (1 << 16)
+
+enum davinci_clk_ids {
+ /*
+ * Clock IDs for PLL outputs. Each may be switched on/off
+ * independently, and each may map to one or more peripherals.
+ */
+ DAVINCI_PLL0_SYSCLK2 = DAVINCI_PLLC0_FLAG | 2,
+ DAVINCI_PLL0_SYSCLK4 = DAVINCI_PLLC0_FLAG | 4,
+ DAVINCI_PLL0_SYSCLK6 = DAVINCI_PLLC0_FLAG | 6,
+ DAVINCI_PLL1_SYSCLK1 = DAVINCI_PLLC1_FLAG | 1,
+ DAVINCI_PLL1_SYSCLK2 = DAVINCI_PLLC1_FLAG | 2,
+
+ /* map peripherals to clock IDs */
+ DAVINCI_ARM_CLKID = DAVINCI_PLL0_SYSCLK6,
+ DAVINCI_DDR_CLKID = DAVINCI_PLL1_SYSCLK1,
+ DAVINCI_MDIO_CLKID = DAVINCI_PLL0_SYSCLK4,
+ DAVINCI_MMC_CLKID = DAVINCI_PLL0_SYSCLK2,
+ DAVINCI_SPI0_CLKID = DAVINCI_PLL0_SYSCLK2,
+ DAVINCI_MMCSD_CLKID = DAVINCI_PLL0_SYSCLK2,
+
+ /* special clock ID - output of PLL multiplier */
+ DAVINCI_PLLM_CLKID = 0x0FF,
+
+ /* special clock ID - output of PLL post divisor */
+ DAVINCI_PLLC_CLKID = 0x100,
+
+ /* special clock ID - PLL bypass */
+ DAVINCI_AUXCLK_CLKID = 0x101,
+};
+
+#define DAVINCI_UART2_CLKID (cpu_is_da830() ? DAVINCI_PLL0_SYSCLK2 \
+ : get_async3_src())
+
+#define DAVINCI_SPI1_CLKID (cpu_is_da830() ? DAVINCI_PLL0_SYSCLK2 \
+ : get_async3_src())
+
+int clk_get(enum davinci_clk_ids id);
+
+/* Boot config */
+struct davinci_syscfg_regs {
+ dv_reg revid;
+ dv_reg rsvd[13];
+ dv_reg kick0;
+ dv_reg kick1;
+ dv_reg rsvd1[52];
+ dv_reg mstpri[3];
+ dv_reg rsvd2;
+ dv_reg pinmux[20];
+ dv_reg suspsrc;
+ dv_reg chipsig;
+ dv_reg chipsig_clr;
+ dv_reg cfgchip0;
+ dv_reg cfgchip1;
+ dv_reg cfgchip2;
+ dv_reg cfgchip3;
+ dv_reg cfgchip4;
+};
+
+#define davinci_syscfg_regs \
+ ((struct davinci_syscfg_regs *)DAVINCI_BOOTCFG_BASE)
+
+#define pinmux(x) (&davinci_syscfg_regs->pinmux[x])
+
+/* Emulation suspend bits */
+#define DAVINCI_SYSCFG_SUSPSRC_EMAC (1 << 5)
+#define DAVINCI_SYSCFG_SUSPSRC_I2C (1 << 16)
+#define DAVINCI_SYSCFG_SUSPSRC_SPI0 (1 << 21)
+#define DAVINCI_SYSCFG_SUSPSRC_SPI1 (1 << 22)
+#define DAVINCI_SYSCFG_SUSPSRC_UART0 (1 << 18)
+#define DAVINCI_SYSCFG_SUSPSRC_UART2 (1 << 20)
+#define DAVINCI_SYSCFG_SUSPSRC_TIMER0 (1 << 27)
+
+struct davinci_syscfg1_regs {
+ dv_reg vtpio_ctl;
+ dv_reg ddr_slew;
+ dv_reg deepsleep;
+ dv_reg pupd_ena;
+ dv_reg pupd_sel;
+ dv_reg rxactive;
+ dv_reg pwrdwn;
+};
+
+#define davinci_syscfg1_regs \
+ ((struct davinci_syscfg1_regs *)DAVINCI_SYSCFG1_BASE)
+
+#define DDR_SLEW_CMOSEN_BIT 4
+#define DDR_SLEW_DDR_PDENA_BIT 5
+
+#define VTP_POWERDWN (1 << 6)
+#define VTP_LOCK (1 << 7)
+#define VTP_CLKRZ (1 << 13)
+#define VTP_READY (1 << 15)
+#define VTP_IOPWRDWN (1 << 14)
+
+#define DV_SYSCFG_KICK0_UNLOCK 0x83e70b13
+#define DV_SYSCFG_KICK1_UNLOCK 0x95a4f1e0
+
+/* Interrupt controller */
+struct davinci_aintc_regs {
+ dv_reg revid;
+ dv_reg cr;
+ dv_reg dummy0[2];
+ dv_reg ger;
+ dv_reg dummy1[219];
+ dv_reg ecr1;
+ dv_reg ecr2;
+ dv_reg ecr3;
+ dv_reg dummy2[1117];
+ dv_reg hier;
+};
+
+#define davinci_aintc_regs ((struct davinci_aintc_regs *)DAVINCI_INTC_BASE)
+
+struct davinci_uart_ctrl_regs {
+ dv_reg revid1;
+ dv_reg revid2;
+ dv_reg pwremu_mgmt;
+ dv_reg mdr;
+};
+
+#define DAVINCI_UART_CTRL_BASE 0x28
+#define DAVINCI_UART0_CTRL_ADDR (DAVINCI_UART0_BASE + DAVINCI_UART_CTRL_BASE)
+#define DAVINCI_UART1_CTRL_ADDR (DAVINCI_UART1_BASE + DAVINCI_UART_CTRL_BASE)
+#define DAVINCI_UART2_CTRL_ADDR (DAVINCI_UART2_BASE + DAVINCI_UART_CTRL_BASE)
+
+#define davinci_uart0_ctrl_regs \
+ ((struct davinci_uart_ctrl_regs *)DAVINCI_UART0_CTRL_ADDR)
+#define davinci_uart1_ctrl_regs \
+ ((struct davinci_uart_ctrl_regs *)DAVINCI_UART1_CTRL_ADDR)
+#define davinci_uart2_ctrl_regs \
+ ((struct davinci_uart_ctrl_regs *)DAVINCI_UART2_CTRL_ADDR)
+
+/* UART PWREMU_MGMT definitions */
+#define DAVINCI_UART_PWREMU_MGMT_FREE (1 << 0)
+#define DAVINCI_UART_PWREMU_MGMT_URRST (1 << 13)
+#define DAVINCI_UART_PWREMU_MGMT_UTRST (1 << 14)
+
+static inline int cpu_is_da830(void)
+{
+ unsigned int jtag_id = REG(JTAG_ID_REG);
+ unsigned short part_no = (jtag_id >> 12) & 0xffff;
+
+ return ((part_no == 0xb7df) ? 1 : 0);
+}
+static inline int cpu_is_da850(void)
+{
+ unsigned int jtag_id = REG(JTAG_ID_REG);
+ unsigned short part_no = (jtag_id >> 12) & 0xffff;
+
+ return ((part_no == 0xb7d1) ? 1 : 0);
+}
+
+static inline enum davinci_clk_ids get_async3_src(void)
+{
+ return (REG(&davinci_syscfg_regs->cfgchip3) & 0x10) ?
+ DAVINCI_PLL1_SYSCLK2 : DAVINCI_PLL0_SYSCLK2;
+}
+
+#endif /* CONFIG_SOC_DA8XX */
+
+#if defined(CONFIG_SOC_DM365)
+#include <asm/arch/aintc_defs.h>
+#include <asm/arch/ddr2_defs.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/pll_defs.h>
+#include <asm/arch/psc_defs.h>
+#include <asm/arch/syscfg_defs.h>
+#include <asm/arch/timer_defs.h>
+
+#define TMPBUF 0x00017ff8
+#define TMPSTATUS 0x00017ff0
+#define DV_TMPBUF_VAL 0x591b3ed7
+#define FLAG_PORRST 0x00000001
+#define FLAG_WDTRST 0x00000002
+#define FLAG_FLGON 0x00000004
+#define FLAG_FLGOFF 0x00000010
+
+#endif
+
+#endif /* __ASM_ARCH_HARDWARE_H */
diff --git a/arch/arm/mach-davinci/include/mach/i2c_defs.h b/arch/arm/mach-davinci/include/mach/i2c_defs.h
new file mode 100644
index 0000000..06da894
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/i2c_defs.h
@@ -0,0 +1,18 @@
+/*
+ * (C) Copyright 2004-2014
+ * Texas Instruments, <www.ti.com>
+ *
+ * Some changes copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#ifndef _I2C_DEFS_H_
+#define _I2C_DEFS_H_
+
+#ifndef CONFIG_SOC_DA8XX
+#define I2C_BASE 0x01c21000
+#else
+#define I2C_BASE 0x01c22000
+#endif
+
+#endif
diff --git a/arch/arm/mach-davinci/include/mach/pinmux_defs.h b/arch/arm/mach-davinci/include/mach/pinmux_defs.h
new file mode 100644
index 0000000..2d82af5
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/pinmux_defs.h
@@ -0,0 +1,57 @@
+/*
+ * Pinmux configurations for the DAxxx SoCs
+ *
+ * Copyright (C) 2011 OMICRON electronics GmbH
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __ASM_ARCH_PINMUX_DEFS_H
+#define __ASM_ARCH_PINMUX_DEFS_H
+
+#include <asm/arch/davinci_misc.h>
+#include <config.h>
+
+/* SPI0 pin muxer settings */
+extern const struct pinmux_config spi0_pins_base[3];
+extern const struct pinmux_config spi0_pins_scs0[1];
+extern const struct pinmux_config spi0_pins_ena[1];
+
+/* SPI1 pin muxer settings */
+extern const struct pinmux_config spi1_pins_base[3];
+extern const struct pinmux_config spi1_pins_scs0[1];
+
+/* UART pin muxer settings */
+extern const struct pinmux_config uart0_pins_txrx[2];
+extern const struct pinmux_config uart0_pins_rtscts[2];
+extern const struct pinmux_config uart1_pins_txrx[2];
+extern const struct pinmux_config uart2_pins_txrx[2];
+extern const struct pinmux_config uart2_pins_rtscts[2];
+
+/* EMAC pin muxer settings*/
+extern const struct pinmux_config emac_pins_rmii[8];
+extern const struct pinmux_config emac_pins_rmii_clk_source[1];
+extern const struct pinmux_config emac_pins_mii[15];
+extern const struct pinmux_config emac_pins_mdio[2];
+
+/* I2C pin muxer settings */
+extern const struct pinmux_config i2c0_pins[2];
+extern const struct pinmux_config i2c1_pins[2];
+
+/* EMIFA pin muxer settings */
+extern const struct pinmux_config emifa_pins[40];
+extern const struct pinmux_config emifa_pins_cs0[1];
+extern const struct pinmux_config emifa_pins_cs2[1];
+extern const struct pinmux_config emifa_pins_cs3[1];
+extern const struct pinmux_config emifa_pins_cs4[1];
+extern const struct pinmux_config emifa_pins_nand[12];
+extern const struct pinmux_config emifa_pins_nor[43];
+
+/* USB pin mux setting */
+extern const struct pinmux_config usb_pins[1];
+
+/* MMC pin muxer settings */
+extern const struct pinmux_config mmc0_pins_8bit[10];
+extern const struct pinmux_config mmc0_pins[6];
+
+#endif
diff --git a/arch/arm/mach-davinci/include/mach/pll_defs.h b/arch/arm/mach-davinci/include/mach/pll_defs.h
new file mode 100644
index 0000000..d083ccc
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/pll_defs.h
@@ -0,0 +1,83 @@
+/*
+ * Copyright (C) 2011
+ * Heiko Schocher, DENX Software Engineering, hs@denx.de.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#ifndef _DV_PLL_DEFS_H_
+#define _DV_PLL_DEFS_H_
+
+struct dv_pll_regs {
+ unsigned int pid; /* 0x00 */
+ unsigned char rsvd0[224]; /* 0x04 */
+ unsigned int rstype; /* 0xe4 */
+ unsigned char rsvd1[24]; /* 0xe8 */
+ unsigned int pllctl; /* 0x100 */
+ unsigned char rsvd2[4]; /* 0x104 */
+ unsigned int secctl; /* 0x108 */
+ unsigned int rv; /* 0x10c */
+ unsigned int pllm; /* 0x110 */
+ unsigned int prediv; /* 0x114 */
+ unsigned int plldiv1; /* 0x118 */
+ unsigned int plldiv2; /* 0x11c */
+ unsigned int plldiv3; /* 0x120 */
+ unsigned int oscdiv1; /* 0x124 */
+ unsigned int postdiv; /* 0x128 */
+ unsigned int bpdiv; /* 0x12c */
+ unsigned char rsvd5[8]; /* 0x130 */
+ unsigned int pllcmd; /* 0x138 */
+ unsigned int pllstat; /* 0x13c */
+ unsigned int alnctl; /* 0x140 */
+ unsigned int dchange; /* 0x144 */
+ unsigned int cken; /* 0x148 */
+ unsigned int ckstat; /* 0x14c */
+ unsigned int systat; /* 0x150 */
+ unsigned char rsvd6[12]; /* 0x154 */
+ unsigned int plldiv4; /* 0x160 */
+ unsigned int plldiv5; /* 0x164 */
+ unsigned int plldiv6; /* 0x168 */
+ unsigned int plldiv7; /* 0x16C */
+ unsigned int plldiv8; /* 0x170 */
+ unsigned int plldiv9; /* 0x174 */
+};
+
+#define PLL_MASTER_LOCK (1 << 4)
+
+#define PLLCTL_CLOCK_MODE_SHIFT 8
+#define PLLCTL_PLLEN (1 << 0)
+#define PLLCTL_PLLPWRDN (1 << 1)
+#define PLLCTL_PLLRST (1 << 3)
+#define PLLCTL_PLLDIS (1 << 4)
+#define PLLCTL_PLLENSRC (1 << 5)
+#define PLLCTL_RES_9 (1 << 8)
+#define PLLCTL_EXTCLKSRC (1 << 9)
+
+#define PLL_DIVEN (1 << 15)
+#define PLL_POSTDEN PLL_DIVEN
+
+#define PLL_SCSCFG3_DIV45PENA (1 << 2)
+#define PLL_SCSCFG3_EMA_CLKSRC (1 << 1)
+
+#define PLL_RSTYPE_POR (1 << 0)
+#define PLL_RSTYPE_XWRST (1 << 1)
+
+#define PLLSECCTL_TINITZ (1 << 16)
+#define PLLSECCTL_TENABLE (1 << 17)
+#define PLLSECCTL_TENABLEDIV (1 << 18)
+#define PLLSECCTL_STOPMODE (1 << 22)
+
+#define PLLCMD_GOSET (1 << 0)
+#define PLLCMD_GOSTAT (1 << 0)
+
+#define PLL0_LOCK 0x07000000
+#define PLL1_LOCK 0x07000000
+
+#define dv_pll0_regs ((struct dv_pll_regs *)DAVINCI_PLL_CNTRL0_BASE)
+#define dv_pll1_regs ((struct dv_pll_regs *)DAVINCI_PLL_CNTRL1_BASE)
+
+#define ARM_PLLDIV (offsetof(struct dv_pll_regs, plldiv2))
+#define DDR_PLLDIV (offsetof(struct dv_pll_regs, plldiv7))
+#define SPI_PLLDIV (offsetof(struct dv_pll_regs, plldiv4))
+
+unsigned int davinci_clk_get(unsigned int div);
+#endif /* _DV_PLL_DEFS_H_ */
diff --git a/arch/arm/mach-davinci/include/mach/psc_defs.h b/arch/arm/mach-davinci/include/mach/psc_defs.h
new file mode 100644
index 0000000..bcb5580
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/psc_defs.h
@@ -0,0 +1,70 @@
+/*
+ * Copyright (C) 2011
+ * Heiko Schocher, DENX Software Engineering, hs@denx.de.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#ifndef _DV_PSC_DEFS_H_
+#define _DV_PSC_DEFS_H_
+
+/*
+ * Power/Sleep Ctrl Register structure
+ * See sprufb3.pdf, Chapter 7
+ */
+struct dv_psc_regs {
+ unsigned int pid; /* 0x000 */
+ unsigned char rsvd0[16]; /* 0x004 */
+ unsigned char rsvd1[4]; /* 0x014 */
+ unsigned int inteval; /* 0x018 */
+ unsigned char rsvd2[36]; /* 0x01C */
+ unsigned int merrpr0; /* 0x040 */
+ unsigned int merrpr1; /* 0x044 */
+ unsigned char rsvd3[8]; /* 0x048 */
+ unsigned int merrcr0; /* 0x050 */
+ unsigned int merrcr1; /* 0x054 */
+ unsigned char rsvd4[8]; /* 0x058 */
+ unsigned int perrpr; /* 0x060 */
+ unsigned char rsvd5[4]; /* 0x064 */
+ unsigned int perrcr; /* 0x068 */
+ unsigned char rsvd6[4]; /* 0x06C */
+ unsigned int epcpr; /* 0x070 */
+ unsigned char rsvd7[4]; /* 0x074 */
+ unsigned int epccr; /* 0x078 */
+ unsigned char rsvd8[144]; /* 0x07C */
+ unsigned char rsvd9[20]; /* 0x10C */
+ unsigned int ptcmd; /* 0x120 */
+ unsigned char rsvd10[4]; /* 0x124 */
+ unsigned int ptstat; /* 0x128 */
+ unsigned char rsvd11[212]; /* 0x12C */
+ unsigned int pdstat0; /* 0x200 */
+ unsigned int pdstat1; /* 0x204 */
+ unsigned char rsvd12[248]; /* 0x208 */
+ unsigned int pdctl0; /* 0x300 */
+ unsigned int pdctl1; /* 0x304 */
+ unsigned char rsvd13[536]; /* 0x308 */
+ unsigned int mckout0; /* 0x520 */
+ unsigned int mckout1; /* 0x524 */
+ unsigned char rsvd14[728]; /* 0x528 */
+ unsigned int mdstat[52]; /* 0x800 */
+ unsigned char rsvd15[304]; /* 0x8D0 */
+ unsigned int mdctl[52]; /* 0xA00 */
+};
+
+/* PSC constants */
+#define EMURSTIE_MASK (0x00000200)
+
+#define PD0 (0)
+
+#define PSC_ENABLE (0x3)
+#define PSC_DISABLE (0x2)
+#define PSC_SYNCRESET (0x1)
+#define PSC_SWRSTDISABLE (0x0)
+
+#define PSC_GOSTAT (1 << 0)
+#define PSC_MD_STATE_MSK (0x1f)
+
+#define PSC_CMD_GO (1 << 0)
+
+#define dv_psc_regs ((struct dv_psc_regs *)DAVINCI_PWR_SLEEP_CNTRL_BASE)
+
+#endif /* _DV_PSC_DEFS_H_ */
diff --git a/arch/arm/mach-davinci/include/mach/sdmmc_defs.h b/arch/arm/mach-davinci/include/mach/sdmmc_defs.h
new file mode 100644
index 0000000..9aa3f4a
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/sdmmc_defs.h
@@ -0,0 +1,164 @@
+/*
+ * Davinci MMC Controller Defines - Based on Linux davinci_mmc.c
+ *
+ * Copyright (C) 2010 Texas Instruments Incorporated
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef _SDMMC_DEFS_H_
+#define _SDMMC_DEFS_H_
+
+#include <asm/arch/hardware.h>
+
+/* MMC Control Reg fields */
+#define MMCCTL_DATRST (1 << 0)
+#define MMCCTL_CMDRST (1 << 1)
+#define MMCCTL_WIDTH_4_BIT (1 << 2)
+#define MMCCTL_DATEG_DISABLED (0 << 6)
+#define MMCCTL_DATEG_RISING (1 << 6)
+#define MMCCTL_DATEG_FALLING (2 << 6)
+#define MMCCTL_DATEG_BOTH (3 << 6)
+#define MMCCTL_PERMDR_LE (0 << 9)
+#define MMCCTL_PERMDR_BE (1 << 9)
+#define MMCCTL_PERMDX_LE (0 << 10)
+#define MMCCTL_PERMDX_BE (1 << 10)
+
+/* MMC Clock Control Reg fields */
+#define MMCCLK_CLKEN (1 << 8)
+#define MMCCLK_CLKRT_MASK (0xFF << 0)
+
+/* MMC Status Reg0 fields */
+#define MMCST0_DATDNE (1 << 0)
+#define MMCST0_BSYDNE (1 << 1)
+#define MMCST0_RSPDNE (1 << 2)
+#define MMCST0_TOUTRD (1 << 3)
+#define MMCST0_TOUTRS (1 << 4)
+#define MMCST0_CRCWR (1 << 5)
+#define MMCST0_CRCRD (1 << 6)
+#define MMCST0_CRCRS (1 << 7)
+#define MMCST0_DXRDY (1 << 9)
+#define MMCST0_DRRDY (1 << 10)
+#define MMCST0_DATED (1 << 11)
+#define MMCST0_TRNDNE (1 << 12)
+
+#define MMCST0_ERR_MASK (0x00F8)
+
+/* MMC Status Reg1 fields */
+#define MMCST1_BUSY (1 << 0)
+#define MMCST1_CLKSTP (1 << 1)
+#define MMCST1_DXEMP (1 << 2)
+#define MMCST1_DRFUL (1 << 3)
+#define MMCST1_DAT3ST (1 << 4)
+#define MMCST1_FIFOEMP (1 << 5)
+#define MMCST1_FIFOFUL (1 << 6)
+
+/* MMC INT Mask Reg fields */
+#define MMCIM_EDATDNE (1 << 0)
+#define MMCIM_EBSYDNE (1 << 1)
+#define MMCIM_ERSPDNE (1 << 2)
+#define MMCIM_ETOUTRD (1 << 3)
+#define MMCIM_ETOUTRS (1 << 4)
+#define MMCIM_ECRCWR (1 << 5)
+#define MMCIM_ECRCRD (1 << 6)
+#define MMCIM_ECRCRS (1 << 7)
+#define MMCIM_EDXRDY (1 << 9)
+#define MMCIM_EDRRDY (1 << 10)
+#define MMCIM_EDATED (1 << 11)
+#define MMCIM_ETRNDNE (1 << 12)
+
+#define MMCIM_MASKALL (0xFFFFFFFF)
+
+/* MMC Resp Tout Reg fields */
+#define MMCTOR_TOR_MASK (0xFF) /* dont write to reg, | it */
+#define MMCTOR_TOD_20_16_SHIFT (8)
+
+/* MMC Data Read Tout Reg fields */
+#define MMCTOD_TOD_0_15_MASK (0xFFFF)
+
+/* MMC Block len Reg fields */
+#define MMCBLEN_BLEN_MASK (0xFFF)
+
+/* MMC Num Blocks Reg fields */
+#define MMCNBLK_NBLK_MASK (0xFFFF)
+#define MMCNBLK_NBLK_MAX (0xFFFF)
+
+/* MMC Num Blocks Counter Reg fields */
+#define MMCNBLC_NBLC_MASK (0xFFFF)
+
+/* MMC Cmd Reg fields */
+#define MMCCMD_CMD_MASK (0x3F)
+#define MMCCMD_PPLEN (1 << 7)
+#define MMCCMD_BSYEXP (1 << 8)
+#define MMCCMD_RSPFMT_NONE (0 << 9)
+#define MMCCMD_RSPFMT_R1567 (1 << 9)
+#define MMCCMD_RSPFMT_R2 (2 << 9)
+#define MMCCMD_RSPFMT_R3 (3 << 9)
+#define MMCCMD_DTRW (1 << 11)
+#define MMCCMD_STRMTP (1 << 12)
+#define MMCCMD_WDATX (1 << 13)
+#define MMCCMD_INITCK (1 << 14)
+#define MMCCMD_DCLR (1 << 15)
+#define MMCCMD_DMATRIG (1 << 16)
+
+/* FIFO control Reg fields */
+#define MMCFIFOCTL_FIFORST (1 << 0)
+#define MMCFIFOCTL_FIFODIR (1 << 1)
+#define MMCFIFOCTL_FIFOLEV (1 << 2)
+#define MMCFIFOCTL_ACCWD_4 (0 << 3) /* access width of 4 bytes */
+#define MMCFIFOCTL_ACCWD_3 (1 << 3) /* access width of 3 bytes */
+#define MMCFIFOCTL_ACCWD_2 (2 << 3) /* access width of 2 bytes */
+#define MMCFIFOCTL_ACCWD_1 (3 << 3) /* access width of 1 byte */
+
+/* Davinci MMC Register definitions */
+struct davinci_mmc_regs {
+ dv_reg mmcctl;
+ dv_reg mmcclk;
+ dv_reg mmcst0;
+ dv_reg mmcst1;
+ dv_reg mmcim;
+ dv_reg mmctor;
+ dv_reg mmctod;
+ dv_reg mmcblen;
+ dv_reg mmcnblk;
+ dv_reg mmcnblc;
+ dv_reg mmcdrr;
+ dv_reg mmcdxr;
+ dv_reg mmccmd;
+ dv_reg mmcarghl;
+ dv_reg mmcrsp01;
+ dv_reg mmcrsp23;
+ dv_reg mmcrsp45;
+ dv_reg mmcrsp67;
+ dv_reg mmcdrsp;
+ dv_reg mmcetok;
+ dv_reg mmccidx;
+ dv_reg mmcckc;
+ dv_reg mmctorc;
+ dv_reg mmctodc;
+ dv_reg mmcblnc;
+ dv_reg sdioctl;
+ dv_reg sdiost0;
+ dv_reg sdioien;
+ dv_reg sdioist;
+ dv_reg mmcfifoctl;
+};
+
+/* Davinci MMC board definitions */
+struct davinci_mmc {
+ struct davinci_mmc_regs *reg_base; /* Register base address */
+ uint input_clk; /* Input clock to MMC controller */
+ uint host_caps; /* Host capabilities */
+ uint voltages; /* Host supported voltages */
+ uint version; /* MMC Controller version */
+ struct mmc_config cfg;
+};
+
+enum {
+ MMC_CTLR_VERSION_1 = 0, /* DM644x and DM355 */
+ MMC_CTLR_VERSION_2, /* DA830 */
+};
+
+int davinci_mmc_init(bd_t *bis, struct davinci_mmc *host);
+
+#endif /* _SDMMC_DEFS_H */
diff --git a/arch/arm/mach-davinci/include/mach/syscfg_defs.h b/arch/arm/mach-davinci/include/mach/syscfg_defs.h
new file mode 100644
index 0000000..812088f
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/syscfg_defs.h
@@ -0,0 +1,50 @@
+/*
+ * Copyright (C) 2011
+ * Heiko Schocher, DENX Software Engineering, hs@denx.de.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#ifndef _DV_SYSCFG_DEFS_H_
+#define _DV_SYSCFG_DEFS_H_
+
+#ifndef CONFIG_SOC_DA8XX
+/* System Control Module register structure for DM365 */
+struct dv_sys_module_regs {
+ unsigned int pinmux[5]; /* 0x00 */
+ unsigned int bootcfg; /* 0x14 */
+ unsigned int arm_intmux; /* 0x18 */
+ unsigned int edma_evtmux; /* 0x1C */
+ unsigned int ddr_slew; /* 0x20 */
+ unsigned int clkout; /* 0x24 */
+ unsigned int device_id; /* 0x28 */
+ unsigned int vdac_config; /* 0x2C */
+ unsigned int timer64_ctl; /* 0x30 */
+ unsigned int usbbphy_ctl; /* 0x34 */
+ unsigned int misc; /* 0x38 */
+ unsigned int mstpri[2]; /* 0x3C */
+ unsigned int vpss_clkctl; /* 0x44 */
+ unsigned int peri_clkctl; /* 0x48 */
+ unsigned int deepsleep; /* 0x4C */
+ unsigned int dft_enable; /* 0x50 */
+ unsigned int debounce[8]; /* 0x54 */
+ unsigned int vtpiocr; /* 0x74 */
+ unsigned int pupdctl0; /* 0x78 */
+ unsigned int pupdctl1; /* 0x7C */
+ unsigned int hdimcopbt; /* 0x80 */
+ unsigned int pll0_config; /* 0x84 */
+ unsigned int pll1_config; /* 0x88 */
+};
+
+#define VPTIO_RDY (1 << 15)
+#define VPTIO_IOPWRDN (1 << 14)
+#define VPTIO_CLRZ (1 << 13)
+#define VPTIO_LOCK (1 << 7)
+#define VPTIO_PWRDN (1 << 6)
+
+#define VPSS_CLK_CTL_VPSS_CLKMD (1 << 7)
+
+#define dv_sys_module_regs \
+ ((struct dv_sys_module_regs *)DAVINCI_SYSTEM_MODULE_BASE)
+
+#endif /* !CONFIG_SOC_DA8XX */
+#endif /* _DV_SYSCFG_DEFS_H_ */
diff --git a/arch/arm/mach-davinci/include/mach/timer_defs.h b/arch/arm/mach-davinci/include/mach/timer_defs.h
new file mode 100644
index 0000000..94d1832
--- /dev/null
+++ b/arch/arm/mach-davinci/include/mach/timer_defs.h
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2011 DENX Software Engineering GmbH
+ * Heiko Schocher <hs@denx.de>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#ifndef _TIMER_DEFS_H_
+#define _TIMER_DEFS_H_
+
+struct davinci_timer {
+ u_int32_t pid12;
+ u_int32_t emumgt;
+ u_int32_t na1;
+ u_int32_t na2;
+ u_int32_t tim12;
+ u_int32_t tim34;
+ u_int32_t prd12;
+ u_int32_t prd34;
+ u_int32_t tcr;
+ u_int32_t tgcr;
+ u_int32_t wdtcr;
+};
+
+#define DV_TIMER_TCR_ENAMODE_MASK 3
+
+#define DV_TIMER_TCR_ENAMODE12_SHIFT 6
+#define DV_TIMER_TCR_CLKSRC12_SHIFT 8
+#define DV_TIMER_TCR_READRSTMODE12_SHIFT 10
+#define DV_TIMER_TCR_CAPMODE12_SHIFT 11
+#define DV_TIMER_TCR_CAPVTMODE12_SHIFT 12
+#define DV_TIMER_TCR_ENAMODE34_SHIFT 22
+#define DV_TIMER_TCR_CLKSRC34_SHIFT 24
+#define DV_TIMER_TCR_READRSTMODE34_SHIFT 26
+#define DV_TIMER_TCR_CAPMODE34_SHIFT 27
+#define DV_TIMER_TCR_CAPEVTMODE12_SHIFT 28
+
+#define DV_WDT_ENABLE_SYS_RESET 0x00020000
+#define DV_WDT_TRIGGER_SYS_RESET 0x00020002
+
+#ifdef CONFIG_HW_WATCHDOG
+void davinci_hw_watchdog_enable(void);
+void davinci_hw_watchdog_reset(void);
+#endif
+#endif /* _TIMER_DEFS_H_ */
diff --git a/arch/arm/mach-davinci/ksz8873.c b/arch/arm/mach-davinci/ksz8873.c
new file mode 100644
index 0000000..75af135
--- /dev/null
+++ b/arch/arm/mach-davinci/ksz8873.c
@@ -0,0 +1,53 @@
+/*
+ * Micrel KSZ8873 PHY Driver for TI DaVinci
+ * (TMS320DM644x) based boards.
+ *
+ * Copyright (C) 2011 Heiko Schocher <hsdenx.de>
+ *
+ * based on:
+ * National Semiconductor DP83848 PHY Driver for TI DaVinci
+ * (TMS320DM644x) based boards.
+ *
+ * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+ *
+ * --------------------------------------------------------
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <miiphy.h>
+#include <net.h>
+#include <asm/arch/emac_defs.h>
+#include <asm/io.h>
+#include "../../../drivers/net/davinci_emac.h"
+
+int ksz8873_is_phy_connected(int phy_addr)
+{
+ u_int16_t dummy;
+
+ return davinci_eth_phy_read(phy_addr, MII_PHYSID1, &dummy);
+}
+
+int ksz8873_get_link_speed(int phy_addr)
+{
+ emac_regs *emac = (emac_regs *)EMAC_BASE_ADDR;
+
+ /* we always have a link to the switch, 100 FD */
+ writel((EMAC_MACCONTROL_MIIEN_ENABLE |
+ EMAC_MACCONTROL_FULLDUPLEX_ENABLE),
+ &emac->MACCONTROL);
+ return 1;
+}
+
+
+int ksz8873_init_phy(int phy_addr)
+{
+ return 1;
+}
+
+
+int ksz8873_auto_negotiate(int phy_addr)
+{
+ return dp83848_get_link_speed(phy_addr);
+}
diff --git a/arch/arm/mach-davinci/lowlevel_init.S b/arch/arm/mach-davinci/lowlevel_init.S
new file mode 100644
index 0000000..e916234
--- /dev/null
+++ b/arch/arm/mach-davinci/lowlevel_init.S
@@ -0,0 +1,693 @@
+/*
+ * Low-level board setup code for TI DaVinci SoC based boards.
+ *
+ * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+ *
+ * Partially based on TI sources, original copyrights follow:
+ */
+
+/*
+ * Board specific setup info
+ *
+ * (C) Copyright 2003
+ * Texas Instruments, <www.ti.com>
+ * Kshitij Gupta <Kshitij@ti.com>
+ *
+ * Modified for OMAP 1610 H2 board by Nishant Kamat, Jan 2004
+ *
+ * Modified for OMAP 5912 OSK board by Rishi Bhattacharya, Apr 2004
+ *
+ * Modified for DV-EVM board by Rishi Bhattacharya, Apr 2005
+ *
+ * Modified for DV-EVM board by Swaminathan S, Nov 2005
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <config.h>
+
+#define MDSTAT_STATE 0x3f
+
+.globl lowlevel_init
+lowlevel_init:
+#ifdef CONFIG_SOC_DM644X
+
+ /*-------------------------------------------------------*
+ * Mask all IRQs by setting all bits in the EINT default *
+ *-------------------------------------------------------*/
+ mov r1, $0
+ ldr r0, =EINT_ENABLE0
+ str r1, [r0]
+ ldr r0, =EINT_ENABLE1
+ str r1, [r0]
+
+ /*------------------------------------------------------*
+ * Put the GEM in reset *
+ *------------------------------------------------------*/
+
+ /* Put the GEM in reset */
+ ldr r8, PSC_GEM_FLAG_CLEAR
+ ldr r6, MDCTL_GEM
+ ldr r7, [r6]
+ and r7, r7, r8
+ str r7, [r6]
+
+ /* Enable the Power Domain Transition Command */
+ ldr r6, PTCMD
+ ldr r7, [r6]
+ orr r7, r7, $0x02
+ str r7, [r6]
+
+ /* Check for Transition Complete(PTSTAT) */
+checkStatClkStopGem:
+ ldr r6, PTSTAT
+ ldr r7, [r6]
+ ands r7, r7, $0x02
+ bne checkStatClkStopGem
+
+ /* Check for GEM Reset Completion */
+checkGemStatClkStop:
+ ldr r6, MDSTAT_GEM
+ ldr r7, [r6]
+ ands r7, r7, $0x100
+ bne checkGemStatClkStop
+
+ /* Do this for enabling a WDT initiated reset this is a workaround
+ for a chip bug. Not required under normal situations */
+ ldr r6, P1394
+ mov r10, $0
+ str r10, [r6]
+
+ /*------------------------------------------------------*
+ * Enable L1 & L2 Memories in Fast mode *
+ *------------------------------------------------------*/
+ ldr r6, DFT_ENABLE
+ mov r10, $0x01
+ str r10, [r6]
+
+ ldr r6, MMARG_BRF0
+ ldr r10, MMARG_BRF0_VAL
+ str r10, [r6]
+
+ ldr r6, DFT_ENABLE
+ mov r10, $0
+ str r10, [r6]
+
+ /*------------------------------------------------------*
+ * DDR2 PLL Initialization *
+ *------------------------------------------------------*/
+
+ /* Select the Clock Mode Depending on the Value written in the Boot Table by the run script */
+ mov r10, $0
+ ldr r6, PLL2_CTL
+ ldr r7, PLL_CLKSRC_MASK
+ ldr r8, [r6]
+ and r8, r8, r7
+ mov r9, r10, lsl $8
+ orr r8, r8, r9
+ str r8, [r6]
+
+ /* Select the PLLEN source */
+ ldr r7, PLL_ENSRC_MASK
+ and r8, r8, r7
+ str r8, [r6]
+
+ /* Bypass the PLL */
+ ldr r7, PLL_BYPASS_MASK
+ and r8, r8, r7
+ str r8, [r6]
+
+ /* Wait for few cycles to allow PLLEN Mux switch properly to bypass Clock */
+ mov r10, $0x20
+WaitPPL2Loop:
+ subs r10, r10, $1
+ bne WaitPPL2Loop
+
+ /* Reset the PLL */
+ ldr r7, PLL_RESET_MASK
+ and r8, r8, r7
+ str r8, [r6]
+
+ /* Power up the PLL */
+ ldr r7, PLL_PWRUP_MASK
+ and r8, r8, r7
+ str r8, [r6]
+
+ /* Enable the PLL from Disable Mode */
+ ldr r7, PLL_DISABLE_ENABLE_MASK
+ and r8, r8, r7
+ str r8, [r6]
+
+ /* Program the PLL Multiplier */
+ ldr r6, PLL2_PLLM
+ mov r2, $0x17 /* 162 MHz */
+ str r2, [r6]
+
+ /* Program the PLL2 Divisor Value */
+ ldr r6, PLL2_DIV2
+ mov r3, $0x01
+ str r3, [r6]
+
+ /* Program the PLL2 Divisor Value */
+ ldr r6, PLL2_DIV1
+ mov r4, $0x0b /* 54 MHz */
+ str r4, [r6]
+
+ /* PLL2 DIV2 MMR */
+ ldr r8, PLL2_DIV_MASK
+ ldr r6, PLL2_DIV2
+ ldr r9, [r6]
+ and r8, r8, r9
+ mov r9, $0x01
+ mov r9, r9, lsl $15
+ orr r8, r8, r9
+ str r8, [r6]
+
+ /* Program the GOSET bit to take new divider values */
+ ldr r6, PLL2_PLLCMD
+ ldr r7, [r6]
+ orr r7, r7, $0x01
+ str r7, [r6]
+
+ /* Wait for Done */
+ ldr r6, PLL2_PLLSTAT
+doneLoop_0:
+ ldr r7, [r6]
+ ands r7, r7, $0x01
+ bne doneLoop_0
+
+ /* PLL2 DIV1 MMR */
+ ldr r8, PLL2_DIV_MASK
+ ldr r6, PLL2_DIV1
+ ldr r9, [r6]
+ and r8, r8, r9
+ mov r9, $0x01
+ mov r9, r9, lsl $15
+ orr r8, r8, r9
+ str r8, [r6]
+
+ /* Program the GOSET bit to take new divider values */
+ ldr r6, PLL2_PLLCMD
+ ldr r7, [r6]
+ orr r7, r7, $0x01
+ str r7, [r6]
+
+ /* Wait for Done */
+ ldr r6, PLL2_PLLSTAT
+doneLoop:
+ ldr r7, [r6]
+ ands r7, r7, $0x01
+ bne doneLoop
+
+ /* Wait for PLL to Reset Properly */
+ mov r10, $0x218
+ResetPPL2Loop:
+ subs r10, r10, $1
+ bne ResetPPL2Loop
+
+ /* Bring PLL out of Reset */
+ ldr r6, PLL2_CTL
+ ldr r8, [r6]
+ orr r8, r8, $0x08
+ str r8, [r6]
+
+ /* Wait for PLL to Lock */
+ ldr r10, PLL_LOCK_COUNT
+PLL2Lock:
+ subs r10, r10, $1
+ bne PLL2Lock
+
+ /* Enable the PLL */
+ ldr r6, PLL2_CTL
+ ldr r8, [r6]
+ orr r8, r8, $0x01
+ str r8, [r6]
+
+ /*------------------------------------------------------*
+ * Issue Soft Reset to DDR Module *
+ *------------------------------------------------------*/
+
+ /* Shut down the DDR2 LPSC Module */
+ ldr r8, PSC_FLAG_CLEAR
+ ldr r6, MDCTL_DDR2
+ ldr r7, [r6]
+ and r7, r7, r8
+ orr r7, r7, $0x03
+ str r7, [r6]
+
+ /* Enable the Power Domain Transition Command */
+ ldr r6, PTCMD
+ ldr r7, [r6]
+ orr r7, r7, $0x01
+ str r7, [r6]
+
+ /* Check for Transition Complete(PTSTAT) */
+checkStatClkStop:
+ ldr r6, PTSTAT
+ ldr r7, [r6]
+ ands r7, r7, $0x01
+ bne checkStatClkStop
+
+ /* Check for DDR2 Controller Enable Completion */
+checkDDRStatClkStop:
+ ldr r6, MDSTAT_DDR2
+ ldr r7, [r6]
+ and r7, r7, $MDSTAT_STATE
+ cmp r7, $0x03
+ bne checkDDRStatClkStop
+
+ /*------------------------------------------------------*
+ * Program DDR2 MMRs for 162MHz Setting *
+ *------------------------------------------------------*/
+
+ /* Program PHY Control Register */
+ ldr r6, DDRCTL
+ ldr r7, DDRCTL_VAL
+ str r7, [r6]
+
+ /* Program SDRAM Bank Config Register */
+ ldr r6, SDCFG
+ ldr r7, SDCFG_VAL
+ str r7, [r6]
+
+ /* Program SDRAM TIM-0 Config Register */
+ ldr r6, SDTIM0
+ ldr r7, SDTIM0_VAL_162MHz
+ str r7, [r6]
+
+ /* Program SDRAM TIM-1 Config Register */
+ ldr r6, SDTIM1
+ ldr r7, SDTIM1_VAL_162MHz
+ str r7, [r6]
+
+ /* Program the SDRAM Bank Config Control Register */
+ ldr r10, MASK_VAL
+ ldr r8, SDCFG
+ ldr r9, SDCFG_VAL
+ and r9, r9, r10
+ str r9, [r8]
+
+ /* Program SDRAM SDREF Config Register */
+ ldr r6, SDREF
+ ldr r7, SDREF_VAL
+ str r7, [r6]
+
+ /*------------------------------------------------------*
+ * Issue Soft Reset to DDR Module *
+ *------------------------------------------------------*/
+
+ /* Issue a Dummy DDR2 read/write */
+ ldr r8, DDR2_START_ADDR
+ ldr r7, DUMMY_VAL
+ str r7, [r8]
+ ldr r7, [r8]
+
+ /* Shut down the DDR2 LPSC Module */
+ ldr r8, PSC_FLAG_CLEAR
+ ldr r6, MDCTL_DDR2
+ ldr r7, [r6]
+ and r7, r7, r8
+ orr r7, r7, $0x01
+ str r7, [r6]
+
+ /* Enable the Power Domain Transition Command */
+ ldr r6, PTCMD
+ ldr r7, [r6]
+ orr r7, r7, $0x01
+ str r7, [r6]
+
+ /* Check for Transition Complete(PTSTAT) */
+checkStatClkStop2:
+ ldr r6, PTSTAT
+ ldr r7, [r6]
+ ands r7, r7, $0x01
+ bne checkStatClkStop2
+
+ /* Check for DDR2 Controller Enable Completion */
+checkDDRStatClkStop2:
+ ldr r6, MDSTAT_DDR2
+ ldr r7, [r6]
+ and r7, r7, $MDSTAT_STATE
+ cmp r7, $0x01
+ bne checkDDRStatClkStop2
+
+ /*------------------------------------------------------*
+ * Turn DDR2 Controller Clocks On *
+ *------------------------------------------------------*/
+
+ /* Enable the DDR2 LPSC Module */
+ ldr r6, MDCTL_DDR2
+ ldr r7, [r6]
+ orr r7, r7, $0x03
+ str r7, [r6]
+
+ /* Enable the Power Domain Transition Command */
+ ldr r6, PTCMD
+ ldr r7, [r6]
+ orr r7, r7, $0x01
+ str r7, [r6]
+
+ /* Check for Transition Complete(PTSTAT) */
+checkStatClkEn2:
+ ldr r6, PTSTAT
+ ldr r7, [r6]
+ ands r7, r7, $0x01
+ bne checkStatClkEn2
+
+ /* Check for DDR2 Controller Enable Completion */
+checkDDRStatClkEn2:
+ ldr r6, MDSTAT_DDR2
+ ldr r7, [r6]
+ and r7, r7, $MDSTAT_STATE
+ cmp r7, $0x03
+ bne checkDDRStatClkEn2
+
+ /* DDR Writes and Reads */
+ ldr r6, CFGTEST
+ mov r3, $0x01
+ str r3, [r6]
+
+ /*------------------------------------------------------*
+ * System PLL Initialization *
+ *------------------------------------------------------*/
+
+ /* Select the Clock Mode Depending on the Value written in the Boot Table by the run script */
+ mov r2, $0
+ ldr r6, PLL1_CTL
+ ldr r7, PLL_CLKSRC_MASK
+ ldr r8, [r6]
+ and r8, r8, r7
+ mov r9, r2, lsl $8
+ orr r8, r8, r9
+ str r8, [r6]
+
+ /* Select the PLLEN source */
+ ldr r7, PLL_ENSRC_MASK
+ and r8, r8, r7
+ str r8, [r6]
+
+ /* Bypass the PLL */
+ ldr r7, PLL_BYPASS_MASK
+ and r8, r8, r7
+ str r8, [r6]
+
+ /* Wait for few cycles to allow PLLEN Mux switch properly to bypass Clock */
+ mov r10, $0x20
+
+WaitLoop:
+ subs r10, r10, $1
+ bne WaitLoop
+
+ /* Reset the PLL */
+ ldr r7, PLL_RESET_MASK
+ and r8, r8, r7
+ str r8, [r6]
+
+ /* Disable the PLL */
+ orr r8, r8, $0x10
+ str r8, [r6]
+
+ /* Power up the PLL */
+ ldr r7, PLL_PWRUP_MASK
+ and r8, r8, r7
+ str r8, [r6]
+
+ /* Enable the PLL from Disable Mode */
+ ldr r7, PLL_DISABLE_ENABLE_MASK
+ and r8, r8, r7
+ str r8, [r6]
+
+ /* Program the PLL Multiplier */
+ ldr r6, PLL1_PLLM
+ mov r3, $0x15 /* For 594MHz */
+ str r3, [r6]
+
+ /* Wait for PLL to Reset Properly */
+ mov r10, $0xff
+
+ResetLoop:
+ subs r10, r10, $1
+ bne ResetLoop
+
+ /* Bring PLL out of Reset */
+ ldr r6, PLL1_CTL
+ orr r8, r8, $0x08
+ str r8, [r6]
+
+ /* Wait for PLL to Lock */
+ ldr r10, PLL_LOCK_COUNT
+
+PLL1Lock:
+ subs r10, r10, $1
+ bne PLL1Lock
+
+ /* Enable the PLL */
+ orr r8, r8, $0x01
+ str r8, [r6]
+
+ nop
+ nop
+ nop
+ nop
+
+ /*------------------------------------------------------*
+ * AEMIF configuration for NOR Flash (double check) *
+ *------------------------------------------------------*/
+ ldr r0, _PINMUX0
+ ldr r1, _DEV_SETTING
+ str r1, [r0]
+
+ ldr r0, WAITCFG
+ ldr r1, WAITCFG_VAL
+ ldr r2, [r0]
+ orr r2, r2, r1
+ str r2, [r0]
+
+ ldr r0, ACFG3
+ ldr r1, ACFG3_VAL
+ ldr r2, [r0]
+ and r1, r2, r1
+ str r1, [r0]
+
+ ldr r0, ACFG4
+ ldr r1, ACFG4_VAL
+ ldr r2, [r0]
+ and r1, r2, r1
+ str r1, [r0]
+
+ ldr r0, ACFG5
+ ldr r1, ACFG5_VAL
+ ldr r2, [r0]
+ and r1, r2, r1
+ str r1, [r0]
+
+ /*--------------------------------------*
+ * VTP manual Calibration *
+ *--------------------------------------*/
+ ldr r0, VTPIOCR
+ ldr r1, VTP_MMR0
+ str r1, [r0]
+
+ ldr r0, VTPIOCR
+ ldr r1, VTP_MMR1
+ str r1, [r0]
+
+ /* Wait for 33 VTP CLK cycles. VRP operates at 27 MHz */
+ ldr r10, VTP_LOCK_COUNT
+VTPLock:
+ subs r10, r10, $1
+ bne VTPLock
+
+ ldr r6, DFT_ENABLE
+ mov r10, $0x01
+ str r10, [r6]
+
+ ldr r6, DDRVTPR
+ ldr r7, [r6]
+ mov r8, r7, LSL #32-10
+ mov r8, r8, LSR #32-10 /* grab low 10 bits */
+ ldr r7, VTP_RECAL
+ orr r8, r7, r8
+ ldr r7, VTP_EN
+ orr r8, r7, r8
+ str r8, [r0]
+
+
+ /* Wait for 33 VTP CLK cycles. VRP operates at 27 MHz */
+ ldr r10, VTP_LOCK_COUNT
+VTP1Lock:
+ subs r10, r10, $1
+ bne VTP1Lock
+
+ ldr r1, [r0]
+ ldr r2, VTP_MASK
+ and r2, r1, r2
+ str r2, [r0]
+
+ ldr r6, DFT_ENABLE
+ mov r10, $0
+ str r10, [r6]
+
+ /*
+ * Call board-specific lowlevel init.
+ * That MUST be present and THAT returns
+ * back to arch calling code with "mov pc, lr."
+ */
+ b dv_board_init
+
+.ltorg
+
+_PINMUX0:
+ .word 0x01c40000 /* Device Configuration Registers */
+_PINMUX1:
+ .word 0x01c40004 /* Device Configuration Registers */
+
+_DEV_SETTING:
+ .word 0x00000c1f
+
+WAITCFG:
+ .word 0x01e00004
+WAITCFG_VAL:
+ .word 0
+ACFG3:
+ .word 0x01e00014
+ACFG3_VAL:
+ .word 0x3ffffffd
+ACFG4:
+ .word 0x01e00018
+ACFG4_VAL:
+ .word 0x3ffffffd
+ACFG5:
+ .word 0x01e0001c
+ACFG5_VAL:
+ .word 0x3ffffffd
+
+MDCTL_DDR2:
+ .word 0x01c41a34
+MDSTAT_DDR2:
+ .word 0x01c41834
+
+PTCMD:
+ .word 0x01c41120
+PTSTAT:
+ .word 0x01c41128
+
+EINT_ENABLE0:
+ .word 0x01c48018
+EINT_ENABLE1:
+ .word 0x01c4801c
+
+PSC_FLAG_CLEAR:
+ .word 0xffffffe0
+PSC_GEM_FLAG_CLEAR:
+ .word 0xfffffeff
+
+/* DDR2 MMR & CONFIGURATION VALUES, 162 MHZ clock */
+DDRCTL:
+ .word 0x200000e4
+DDRCTL_VAL:
+ .word 0x50006405
+SDREF:
+ .word 0x2000000c
+SDREF_VAL:
+ .word 0x000005c3
+SDCFG:
+ .word 0x20000008
+SDCFG_VAL:
+#ifdef DDR_4BANKS
+ .word 0x00178622
+#elif defined DDR_8BANKS
+ .word 0x00178632
+#else
+#error "Unknown DDR configuration!!!"
+#endif
+SDTIM0:
+ .word 0x20000010
+SDTIM0_VAL_162MHz:
+ .word 0x28923211
+SDTIM1:
+ .word 0x20000014
+SDTIM1_VAL_162MHz:
+ .word 0x0016c722
+VTPIOCR:
+ .word 0x200000f0 /* VTP IO Control register */
+DDRVTPR:
+ .word 0x01c42030 /* DDR VPTR MMR */
+VTP_MMR0:
+ .word 0x201f
+VTP_MMR1:
+ .word 0xa01f
+DFT_ENABLE:
+ .word 0x01c4004c
+VTP_LOCK_COUNT:
+ .word 0x5b0
+VTP_MASK:
+ .word 0xffffdfff
+VTP_RECAL:
+ .word 0x08000
+VTP_EN:
+ .word 0x02000
+CFGTEST:
+ .word 0x80010000
+MASK_VAL:
+ .word 0x00000fff
+
+/* GEM Power Up & LPSC Control Register */
+MDCTL_GEM:
+ .word 0x01c41a9c
+MDSTAT_GEM:
+ .word 0x01c4189c
+
+/* For WDT reset chip bug */
+P1394:
+ .word 0x01c41a20
+
+PLL_CLKSRC_MASK:
+ .word 0xfffffeff /* Mask the Clock Mode bit */
+PLL_ENSRC_MASK:
+ .word 0xffffffdf /* Select the PLLEN source */
+PLL_BYPASS_MASK:
+ .word 0xfffffffe /* Put the PLL in BYPASS */
+PLL_RESET_MASK:
+ .word 0xfffffff7 /* Put the PLL in Reset Mode */
+PLL_PWRUP_MASK:
+ .word 0xfffffffd /* PLL Power up Mask Bit */
+PLL_DISABLE_ENABLE_MASK:
+ .word 0xffffffef /* Enable the PLL from Disable */
+PLL_LOCK_COUNT:
+ .word 0x2000
+
+/* PLL1-SYSTEM PLL MMRs */
+PLL1_CTL:
+ .word 0x01c40900
+PLL1_PLLM:
+ .word 0x01c40910
+
+/* PLL2-SYSTEM PLL MMRs */
+PLL2_CTL:
+ .word 0x01c40d00
+PLL2_PLLM:
+ .word 0x01c40d10
+PLL2_DIV1:
+ .word 0x01c40d18
+PLL2_DIV2:
+ .word 0x01c40d1c
+PLL2_PLLCMD:
+ .word 0x01c40d38
+PLL2_PLLSTAT:
+ .word 0x01c40d3c
+PLL2_DIV_MASK:
+ .word 0xffff7fff
+
+MMARG_BRF0:
+ .word 0x01c42010 /* BRF margin mode 0 (R/W)*/
+MMARG_BRF0_VAL:
+ .word 0x00444400
+
+DDR2_START_ADDR:
+ .word 0x80000000
+DUMMY_VAL:
+ .word 0xa55aa55a
+#else /* CONFIG_SOC_DM644X */
+ mov pc, lr
+#endif
diff --git a/arch/arm/mach-davinci/lxt972.c b/arch/arm/mach-davinci/lxt972.c
new file mode 100644
index 0000000..a7356f9
--- /dev/null
+++ b/arch/arm/mach-davinci/lxt972.c
@@ -0,0 +1,113 @@
+/*
+ * Intel LXT971/LXT972 PHY Driver for TI DaVinci
+ * (TMS320DM644x) based boards.
+ *
+ * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+ *
+ * --------------------------------------------------------
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <net.h>
+#include <miiphy.h>
+#include <lxt971a.h>
+#include <asm/arch/emac_defs.h>
+#include "../../../drivers/net/davinci_emac.h"
+
+#ifdef CONFIG_DRIVER_TI_EMAC
+
+#ifdef CONFIG_CMD_NET
+
+int lxt972_is_phy_connected(int phy_addr)
+{
+ u_int16_t id1, id2;
+
+ if (!davinci_eth_phy_read(phy_addr, MII_PHYSID1, &id1))
+ return(0);
+ if (!davinci_eth_phy_read(phy_addr, MII_PHYSID2, &id2))
+ return(0);
+
+ if ((id1 == (0x0013)) && ((id2 & 0xfff0) == 0x78e0))
+ return(1);
+
+ return(0);
+}
+
+int lxt972_get_link_speed(int phy_addr)
+{
+ u_int16_t stat1, tmp;
+ volatile emac_regs *emac = (emac_regs *)EMAC_BASE_ADDR;
+
+ if (!davinci_eth_phy_read(phy_addr, PHY_LXT971_STAT2, &stat1))
+ return(0);
+
+ if (!(stat1 & PHY_LXT971_STAT2_LINK)) /* link up? */
+ return(0);
+
+ if (!davinci_eth_phy_read(phy_addr, PHY_LXT971_DIG_CFG, &tmp))
+ return(0);
+
+ tmp |= PHY_LXT971_DIG_CFG_MII_DRIVE;
+
+ davinci_eth_phy_write(phy_addr, PHY_LXT971_DIG_CFG, tmp);
+ /* Read back */
+ if (!davinci_eth_phy_read(phy_addr, PHY_LXT971_DIG_CFG, &tmp))
+ return(0);
+
+ /* Speed doesn't matter, there is no setting for it in EMAC... */
+ if (stat1 & PHY_LXT971_STAT2_DUPLEX_MODE) {
+ /* set DM644x EMAC for Full Duplex */
+ emac->MACCONTROL = EMAC_MACCONTROL_MIIEN_ENABLE |
+ EMAC_MACCONTROL_FULLDUPLEX_ENABLE;
+ } else {
+ /*set DM644x EMAC for Half Duplex */
+ emac->MACCONTROL = EMAC_MACCONTROL_MIIEN_ENABLE;
+ }
+
+ return(1);
+}
+
+
+int lxt972_init_phy(int phy_addr)
+{
+ int ret = 1;
+
+ if (!lxt972_get_link_speed(phy_addr)) {
+ /* Try another time */
+ ret = lxt972_get_link_speed(phy_addr);
+ }
+
+ /* Disable PHY Interrupts */
+ davinci_eth_phy_write(phy_addr, PHY_LXT971_INT_ENABLE, 0);
+
+ return(ret);
+}
+
+
+int lxt972_auto_negotiate(int phy_addr)
+{
+ u_int16_t tmp;
+
+ if (!davinci_eth_phy_read(phy_addr, MII_BMCR, &tmp))
+ return(0);
+
+ /* Restart Auto_negotiation */
+ tmp |= BMCR_ANRESTART;
+ davinci_eth_phy_write(phy_addr, MII_BMCR, tmp);
+
+ /*check AutoNegotiate complete */
+ udelay (10000);
+ if (!davinci_eth_phy_read(phy_addr, MII_BMSR, &tmp))
+ return(0);
+
+ if (!(tmp & BMSR_ANEGCOMPLETE))
+ return(0);
+
+ return (lxt972_get_link_speed(phy_addr));
+}
+
+#endif /* CONFIG_CMD_NET */
+
+#endif /* CONFIG_DRIVER_ETHER */
diff --git a/arch/arm/mach-davinci/misc.c b/arch/arm/mach-davinci/misc.c
new file mode 100644
index 0000000..e18bdfc
--- /dev/null
+++ b/arch/arm/mach-davinci/misc.c
@@ -0,0 +1,138 @@
+/*
+ * Miscelaneous DaVinci functions.
+ *
+ * Copyright (C) 2009 Nick Thompson, GE Fanuc Ltd, <nick.thompson@gefanuc.com>
+ * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+ * Copyright (C) 2008 Lyrtech <www.lyrtech.com>
+ * Copyright (C) 2004 Texas Instruments.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <i2c.h>
+#include <net.h>
+#include <asm/arch/hardware.h>
+#include <asm/io.h>
+#include <asm/arch/davinci_misc.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#ifndef CONFIG_SPL_BUILD
+int dram_init(void)
+{
+ /* dram_init must store complete ramsize in gd->ram_size */
+ gd->ram_size = get_ram_size(
+ (void *)CONFIG_SYS_SDRAM_BASE,
+ CONFIG_MAX_RAM_BANK_SIZE);
+ return 0;
+}
+
+void dram_init_banksize(void)
+{
+ gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
+ gd->bd->bi_dram[0].size = gd->ram_size;
+}
+#endif
+
+#ifdef CONFIG_DRIVER_TI_EMAC
+/*
+ * Read ethernet MAC address from EEPROM for DVEVM compatible boards.
+ * Returns 1 if found, 0 otherwise.
+ */
+int dvevm_read_mac_address(uint8_t *buf)
+{
+#ifdef CONFIG_SYS_I2C_EEPROM_ADDR
+ /* Read MAC address. */
+ if (i2c_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0x7F00,
+ CONFIG_SYS_I2C_EEPROM_ADDR_LEN, (uint8_t *) &buf[0], 6))
+ goto i2cerr;
+
+ /* Check that MAC address is valid. */
+ if (!is_valid_ether_addr(buf))
+ goto err;
+
+ return 1; /* Found */
+
+i2cerr:
+ printf("Read from EEPROM @ 0x%02x failed\n",
+ CONFIG_SYS_I2C_EEPROM_ADDR);
+err:
+#endif /* CONFIG_SYS_I2C_EEPROM_ADDR */
+
+ return 0;
+}
+
+/*
+ * Set the mii mode as MII or RMII
+ */
+#if defined(CONFIG_SOC_DA8XX)
+void davinci_emac_mii_mode_sel(int mode_sel)
+{
+ int val;
+
+ val = readl(&davinci_syscfg_regs->cfgchip3);
+ if (mode_sel == 0)
+ val &= ~(1 << 8);
+ else
+ val |= (1 << 8);
+ writel(val, &davinci_syscfg_regs->cfgchip3);
+}
+#endif
+/*
+ * If there is no MAC address in the environment, then it will be initialized
+ * (silently) from the value in the EEPROM.
+ */
+void davinci_sync_env_enetaddr(uint8_t *rom_enetaddr)
+{
+ uint8_t env_enetaddr[6];
+ int ret;
+
+ ret = eth_getenv_enetaddr_by_index("eth", 0, env_enetaddr);
+ if (!ret) {
+ /*
+ * There is no MAC address in the environment, so we
+ * initialize it from the value in the EEPROM.
+ */
+ debug("### Setting environment from EEPROM MAC address = "
+ "\"%pM\"\n",
+ env_enetaddr);
+ ret = !eth_setenv_enetaddr("ethaddr", rom_enetaddr);
+ }
+ if (!ret)
+ printf("Failed to set mac address from EEPROM: %d\n", ret);
+}
+#endif /* CONFIG_DRIVER_TI_EMAC */
+
+#if defined(CONFIG_SOC_DA8XX)
+#ifndef CONFIG_USE_IRQ
+void irq_init(void)
+{
+ /*
+ * Mask all IRQs by clearing the global enable and setting
+ * the enable clear for all the 90 interrupts.
+ */
+ writel(0, &davinci_aintc_regs->ger);
+
+ writel(0, &davinci_aintc_regs->hier);
+
+ writel(0xffffffff, &davinci_aintc_regs->ecr1);
+ writel(0xffffffff, &davinci_aintc_regs->ecr2);
+ writel(0xffffffff, &davinci_aintc_regs->ecr3);
+}
+#endif
+
+/*
+ * Enable PSC for various peripherals.
+ */
+int da8xx_configure_lpsc_items(const struct lpsc_resource *item,
+ const int n_items)
+{
+ int i;
+
+ for (i = 0; i < n_items; i++)
+ lpsc_on(item[i].lpsc_no);
+
+ return 0;
+}
+#endif
diff --git a/arch/arm/mach-davinci/pinmux.c b/arch/arm/mach-davinci/pinmux.c
new file mode 100644
index 0000000..e9d8c87
--- /dev/null
+++ b/arch/arm/mach-davinci/pinmux.c
@@ -0,0 +1,90 @@
+/*
+ * DaVinci pinmux functions.
+ *
+ * Copyright (C) 2009 Nick Thompson, GE Fanuc Ltd, <nick.thompson@gefanuc.com>
+ * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+ * Copyright (C) 2008 Lyrtech <www.lyrtech.com>
+ * Copyright (C) 2004 Texas Instruments.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/arch/hardware.h>
+#include <asm/io.h>
+#include <asm/arch/davinci_misc.h>
+
+/*
+ * Change the setting of a pin multiplexer field.
+ *
+ * Takes an array of pinmux settings similar to:
+ *
+ * struct pinmux_config uart_pins[] = {
+ * { &davinci_syscfg_regs->pinmux[8], 2, 7 },
+ * { &davinci_syscfg_regs->pinmux[9], 2, 0 }
+ * };
+ *
+ * Stepping through the array, each pinmux[n] register has the given value
+ * set in the pin mux field specified.
+ *
+ * The number of pins in the array must be passed (ARRAY_SIZE can provide
+ * this value conveniently).
+ *
+ * Returns 0 if all field numbers and values are in the correct range,
+ * else returns -1.
+ */
+int davinci_configure_pin_mux(const struct pinmux_config *pins,
+ const int n_pins)
+{
+ int i;
+
+ /* check for invalid pinmux values */
+ for (i = 0; i < n_pins; i++) {
+ if (pins[i].field >= PIN_MUX_NUM_FIELDS ||
+ (pins[i].value & ~PIN_MUX_FIELD_MASK) != 0)
+ return -1;
+ }
+
+ /* configure the pinmuxes */
+ for (i = 0; i < n_pins; i++) {
+ const int offset = pins[i].field * PIN_MUX_FIELD_SIZE;
+ const unsigned int value = pins[i].value << offset;
+ const unsigned int mask = PIN_MUX_FIELD_MASK << offset;
+ const dv_reg *mux = pins[i].mux;
+
+ writel(value | (readl(mux) & (~mask)), mux);
+ }
+
+ return 0;
+}
+
+/*
+ * Configure multiple pinmux resources.
+ *
+ * Takes an pinmux_resource array of pinmux_config and pin counts:
+ *
+ * const struct pinmux_resource pinmuxes[] = {
+ * PINMUX_ITEM(uart_pins),
+ * PINMUX_ITEM(i2c_pins),
+ * };
+ *
+ * The number of items in the array must be passed (ARRAY_SIZE can provide
+ * this value conveniently).
+ *
+ * Each item entry is configured in the defined order. If configuration
+ * of any item fails, -1 is returned and none of the following items are
+ * configured. On success, 0 is returned.
+ */
+int davinci_configure_pin_mux_items(const struct pinmux_resource *item,
+ const int n_items)
+{
+ int i;
+
+ for (i = 0; i < n_items; i++) {
+ if (davinci_configure_pin_mux(item[i].pins,
+ item[i].n_pins) != 0)
+ return -1;
+ }
+
+ return 0;
+}
diff --git a/arch/arm/mach-davinci/psc.c b/arch/arm/mach-davinci/psc.c
new file mode 100644
index 0000000..8d99e2e
--- /dev/null
+++ b/arch/arm/mach-davinci/psc.c
@@ -0,0 +1,160 @@
+/*
+ * Power and Sleep Controller (PSC) functions.
+ *
+ * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+ * Copyright (C) 2008 Lyrtech <www.lyrtech.com>
+ * Copyright (C) 2004 Texas Instruments.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/arch/hardware.h>
+#include <asm/io.h>
+
+/*
+ * The PSC manages three inputs to a "module" which may be a peripheral or
+ * CPU. Those inputs are the module's: clock; reset signal; and sometimes
+ * its power domain. For our purposes, we only care whether clock and power
+ * are active, and the module is out of reset.
+ *
+ * DaVinci chips may include two separate power domains: "Always On" and "DSP".
+ * Chips without a DSP generally have only one domain.
+ *
+ * The "Always On" power domain is always on when the chip is on, and is
+ * powered by the VDD pins (on DM644X). The majority of DaVinci modules
+ * lie within the "Always On" power domain.
+ *
+ * A separate domain called the "DSP" domain houses the C64x+ and other video
+ * hardware such as VICP. In some chips, the "DSP" domain is not always on.
+ * The "DSP" power domain is powered by the CVDDDSP pins (on DM644X).
+ */
+
+/* Works on Always On power domain only (no PD argument) */
+static void lpsc_transition(unsigned int id, unsigned int state)
+{
+ dv_reg_p mdstat, mdctl, ptstat, ptcmd;
+#ifdef CONFIG_SOC_DA8XX
+ struct davinci_psc_regs *psc_regs;
+#endif
+
+#ifndef CONFIG_SOC_DA8XX
+ if (id >= DAVINCI_LPSC_GEM)
+ return; /* Don't work on DSP Power Domain */
+
+ mdstat = REG_P(PSC_MDSTAT_BASE + (id * 4));
+ mdctl = REG_P(PSC_MDCTL_BASE + (id * 4));
+ ptstat = REG_P(PSC_PTSTAT);
+ ptcmd = REG_P(PSC_PTCMD);
+#else
+ if (id < DAVINCI_LPSC_PSC1_BASE) {
+ if (id >= PSC_PSC0_MODULE_ID_CNT)
+ return;
+ psc_regs = davinci_psc0_regs;
+ mdstat = &psc_regs->psc0.mdstat[id];
+ mdctl = &psc_regs->psc0.mdctl[id];
+ } else {
+ id -= DAVINCI_LPSC_PSC1_BASE;
+ if (id >= PSC_PSC1_MODULE_ID_CNT)
+ return;
+ psc_regs = davinci_psc1_regs;
+ mdstat = &psc_regs->psc1.mdstat[id];
+ mdctl = &psc_regs->psc1.mdctl[id];
+ }
+ ptstat = &psc_regs->ptstat;
+ ptcmd = &psc_regs->ptcmd;
+#endif
+
+ while (readl(ptstat) & 0x01)
+ continue;
+
+ if ((readl(mdstat) & PSC_MDSTAT_STATE) == state)
+ return; /* Already in that state */
+
+ writel((readl(mdctl) & ~PSC_MDCTL_NEXT) | state, mdctl);
+
+ switch (id) {
+#ifdef CONFIG_SOC_DM644X
+ /* Special treatment for some modules as for sprue14 p.7.4.2 */
+ case DAVINCI_LPSC_VPSSSLV:
+ case DAVINCI_LPSC_EMAC:
+ case DAVINCI_LPSC_EMAC_WRAPPER:
+ case DAVINCI_LPSC_MDIO:
+ case DAVINCI_LPSC_USB:
+ case DAVINCI_LPSC_ATA:
+ case DAVINCI_LPSC_VLYNQ:
+ case DAVINCI_LPSC_UHPI:
+ case DAVINCI_LPSC_DDR_EMIF:
+ case DAVINCI_LPSC_AEMIF:
+ case DAVINCI_LPSC_MMC_SD:
+ case DAVINCI_LPSC_MEMSTICK:
+ case DAVINCI_LPSC_McBSP:
+ case DAVINCI_LPSC_GPIO:
+ writel(readl(mdctl) | 0x200, mdctl);
+ break;
+#endif
+ }
+
+ writel(0x01, ptcmd);
+
+ while (readl(ptstat) & 0x01)
+ continue;
+ while ((readl(mdstat) & PSC_MDSTAT_STATE) != state)
+ continue;
+}
+
+void lpsc_on(unsigned int id)
+{
+ lpsc_transition(id, 0x03);
+}
+
+void lpsc_syncreset(unsigned int id)
+{
+ lpsc_transition(id, 0x01);
+}
+
+void lpsc_disable(unsigned int id)
+{
+ lpsc_transition(id, 0x0);
+}
+
+/* Not all DaVinci chips have a DSP power domain. */
+#ifdef CONFIG_SOC_DM644X
+
+/* If DSPLINK is used, we don't want U-Boot to power on the DSP. */
+#if !defined(CONFIG_SYS_USE_DSPLINK)
+void dsp_on(void)
+{
+ int i;
+
+ if (REG(PSC_PDSTAT1) & 0x1f)
+ return; /* Already on */
+
+ REG(PSC_GBLCTL) |= 0x01;
+ REG(PSC_PDCTL1) |= 0x01;
+ REG(PSC_PDCTL1) &= ~0x100;
+ REG(PSC_MDCTL_BASE + (DAVINCI_LPSC_GEM * 4)) |= 0x03;
+ REG(PSC_MDCTL_BASE + (DAVINCI_LPSC_GEM * 4)) &= 0xfffffeff;
+ REG(PSC_MDCTL_BASE + (DAVINCI_LPSC_IMCOP * 4)) |= 0x03;
+ REG(PSC_MDCTL_BASE + (DAVINCI_LPSC_IMCOP * 4)) &= 0xfffffeff;
+ REG(PSC_PTCMD) = 0x02;
+
+ for (i = 0; i < 100; i++) {
+ if (REG(PSC_EPCPR) & 0x02)
+ break;
+ }
+
+ REG(PSC_CHP_SHRTSW) = 0x01;
+ REG(PSC_PDCTL1) |= 0x100;
+ REG(PSC_EPCCR) = 0x02;
+
+ for (i = 0; i < 100; i++) {
+ if (!(REG(PSC_PTSTAT) & 0x02))
+ break;
+ }
+
+ REG(PSC_GBLCTL) &= ~0x1f;
+}
+#endif /* CONFIG_SYS_USE_DSPLINK */
+
+#endif /* have a DSP */
diff --git a/arch/arm/mach-davinci/reset.c b/arch/arm/mach-davinci/reset.c
new file mode 100644
index 0000000..6b0f154
--- /dev/null
+++ b/arch/arm/mach-davinci/reset.c
@@ -0,0 +1,32 @@
+/*
+ * Processor reset using WDT.
+ *
+ * Copyright (C) 2012 Dmitry Bondar <bond@inmys.ru>
+ * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/timer_defs.h>
+#include <asm/arch/hardware.h>
+
+void reset_cpu(unsigned long a)
+{
+ struct davinci_timer *const wdttimer =
+ (struct davinci_timer *)DAVINCI_WDOG_BASE;
+ writel(0x08, &wdttimer->tgcr);
+ writel(readl(&wdttimer->tgcr) | 0x03, &wdttimer->tgcr);
+ writel(0, &wdttimer->tim12);
+ writel(0, &wdttimer->tim34);
+ writel(0, &wdttimer->prd12);
+ writel(0, &wdttimer->prd34);
+ writel(readl(&wdttimer->tcr) | 0x40, &wdttimer->tcr);
+ writel(readl(&wdttimer->wdtcr) | 0x4000, &wdttimer->wdtcr);
+ writel(0xa5c64000, &wdttimer->wdtcr);
+ writel(0xda7e4000, &wdttimer->wdtcr);
+ writel(0x4000, &wdttimer->wdtcr);
+ while (1)
+ /*nothing*/;
+}
diff --git a/arch/arm/mach-davinci/spl.c b/arch/arm/mach-davinci/spl.c
new file mode 100644
index 0000000..49349da
--- /dev/null
+++ b/arch/arm/mach-davinci/spl.c
@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2011
+ * Heiko Schocher, DENX Software Engineering, hs@denx.de.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+#include <common.h>
+#include <config.h>
+#include <spl.h>
+#include <asm/u-boot.h>
+#include <asm/utils.h>
+#include <nand.h>
+#include <asm/arch/dm365_lowlevel.h>
+#include <ns16550.h>
+#include <malloc.h>
+#include <spi_flash.h>
+#include <mmc.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#ifndef CONFIG_SPL_LIBCOMMON_SUPPORT
+void puts(const char *str)
+{
+ while (*str)
+ putc(*str++);
+}
+
+void putc(char c)
+{
+ if (c == '\n')
+ NS16550_putc((NS16550_t)(CONFIG_SYS_NS16550_COM1), '\r');
+
+ NS16550_putc((NS16550_t)(CONFIG_SYS_NS16550_COM1), c);
+}
+#endif /* CONFIG_SPL_LIBCOMMON_SUPPORT */
+
+void spl_board_init(void)
+{
+#ifdef CONFIG_SOC_DM365
+ dm36x_lowlevel_init(0);
+#endif
+#ifdef CONFIG_SOC_DA8XX
+ arch_cpu_init();
+#endif
+ preloader_console_init();
+}
+
+u32 spl_boot_mode(void)
+{
+ return MMCSD_MODE_RAW;
+}
+
+u32 spl_boot_device(void)
+{
+#ifdef CONFIG_SPL_NAND_SIMPLE
+ return BOOT_DEVICE_NAND;
+#elif defined(CONFIG_SPL_SPI_LOAD)
+ return BOOT_DEVICE_SPI;
+#elif defined(CONFIG_SPL_MMC_LOAD)
+ return BOOT_DEVICE_MMC1;
+#else
+ puts("Unknown boot device\n");
+ hang();
+#endif
+}
diff --git a/arch/arm/mach-davinci/timer.c b/arch/arm/mach-davinci/timer.c
new file mode 100644
index 0000000..c7d0652
--- /dev/null
+++ b/arch/arm/mach-davinci/timer.c
@@ -0,0 +1,128 @@
+/*
+ * (C) Copyright 2003
+ * Texas Instruments <www.ti.com>
+ *
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Marius Groeger <mgroeger@sysgo.de>
+ *
+ * (C) Copyright 2002
+ * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
+ * Alex Zuepke <azu@sysgo.de>
+ *
+ * (C) Copyright 2002-2004
+ * Gary Jennejohn, DENX Software Engineering, <garyj@denx.de>
+ *
+ * (C) Copyright 2004
+ * Philippe Robin, ARM Ltd. <philippe.robin@arm.com>
+ *
+ * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/timer_defs.h>
+#include <div64.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+static struct davinci_timer * const timer =
+ (struct davinci_timer *)CONFIG_SYS_TIMERBASE;
+
+#define TIMER_LOAD_VAL 0xffffffff
+
+#define TIM_CLK_DIV 16
+
+int timer_init(void)
+{
+ /* We are using timer34 in unchained 32-bit mode, full speed */
+ writel(0x0, &timer->tcr);
+ writel(0x0, &timer->tgcr);
+ writel(0x06 | ((TIM_CLK_DIV - 1) << 8), &timer->tgcr);
+ writel(0x0, &timer->tim34);
+ writel(TIMER_LOAD_VAL, &timer->prd34);
+ writel(2 << 22, &timer->tcr);
+ gd->arch.timer_rate_hz = CONFIG_SYS_HZ_CLOCK / TIM_CLK_DIV;
+ gd->arch.timer_reset_value = 0;
+
+ return(0);
+}
+
+/*
+ * Get the current 64 bit timer tick count
+ */
+unsigned long long get_ticks(void)
+{
+ unsigned long now = readl(&timer->tim34);
+
+ /* increment tbu if tbl has rolled over */
+ if (now < gd->arch.tbl)
+ gd->arch.tbu++;
+ gd->arch.tbl = now;
+
+ return (((unsigned long long)gd->arch.tbu) << 32) | gd->arch.tbl;
+}
+
+ulong get_timer(ulong base)
+{
+ unsigned long long timer_diff;
+
+ timer_diff = get_ticks() - gd->arch.timer_reset_value;
+
+ return lldiv(timer_diff,
+ (gd->arch.timer_rate_hz / CONFIG_SYS_HZ)) - base;
+}
+
+void __udelay(unsigned long usec)
+{
+ unsigned long long endtime;
+
+ endtime = lldiv((unsigned long long)usec * gd->arch.timer_rate_hz,
+ 1000000UL);
+ endtime += get_ticks();
+
+ while (get_ticks() < endtime)
+ ;
+}
+
+/*
+ * This function is derived from PowerPC code (timebase clock frequency).
+ * On ARM it returns the number of timer ticks per second.
+ */
+ulong get_tbclk(void)
+{
+ return gd->arch.timer_rate_hz;
+}
+
+#ifdef CONFIG_HW_WATCHDOG
+static struct davinci_timer * const wdttimer =
+ (struct davinci_timer *)CONFIG_SYS_WDTTIMERBASE;
+
+/*
+ * See prufw2.pdf for using Timer as a WDT
+ */
+void davinci_hw_watchdog_enable(void)
+{
+ writel(0x0, &wdttimer->tcr);
+ writel(0x0, &wdttimer->tgcr);
+ /* TIMMODE = 2h */
+ writel(0x08 | 0x03 | ((TIM_CLK_DIV - 1) << 8), &wdttimer->tgcr);
+ writel(CONFIG_SYS_WDT_PERIOD_LOW, &wdttimer->prd12);
+ writel(CONFIG_SYS_WDT_PERIOD_HIGH, &wdttimer->prd34);
+ writel(2 << 22, &wdttimer->tcr);
+ writel(0x0, &wdttimer->tim12);
+ writel(0x0, &wdttimer->tim34);
+ /* set WDEN bit, WDKEY 0xa5c6 */
+ writel(0xa5c64000, &wdttimer->wdtcr);
+ /* clear counter register */
+ writel(0xda7e4000, &wdttimer->wdtcr);
+}
+
+void davinci_hw_watchdog_reset(void)
+{
+ writel(0xa5c64000, &wdttimer->wdtcr);
+ writel(0xda7e4000, &wdttimer->wdtcr);
+}
+#endif