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-rw-r--r--arch/arm/Kconfig52
-rw-r--r--arch/arm/cpu/arm720t/start.S1
-rw-r--r--arch/arm/cpu/arm946es/cpu.c4
-rw-r--r--arch/arm/cpu/armv7/omap-common/boot-common.c10
-rw-r--r--arch/arm/cpu/armv7/omap-common/utils.c13
-rw-r--r--arch/arm/cpu/armv7/omap5/prcm-regs.c4
-rw-r--r--arch/arm/cpu/armv7/vf610/generic.c45
-rw-r--r--arch/arm/cpu/armv7m/Makefile11
-rw-r--r--arch/arm/cpu/armv7m/config.mk8
-rw-r--r--arch/arm/cpu/armv7m/cpu.c35
-rw-r--r--arch/arm/cpu/armv7m/start.S15
-rw-r--r--arch/arm/cpu/armv7m/stm32f4/Makefile11
-rw-r--r--arch/arm/cpu/armv7m/stm32f4/clock.c209
-rw-r--r--arch/arm/cpu/armv7m/stm32f4/flash.c143
-rw-r--r--arch/arm/cpu/armv7m/stm32f4/soc.c37
-rw-r--r--arch/arm/cpu/armv7m/stm32f4/timer.c118
-rw-r--r--arch/arm/imx-common/Makefile3
-rw-r--r--arch/arm/imx-common/ddrmc-vf610.c278
-rw-r--r--arch/arm/include/asm/arch-am33xx/mux_am43xx.h87
-rw-r--r--arch/arm/include/asm/arch-arm720t/hardware.h17
-rw-r--r--arch/arm/include/asm/arch-stm32f4/fmc.h75
-rw-r--r--arch/arm/include/asm/arch-stm32f4/gpio.h116
-rw-r--r--arch/arm/include/asm/arch-stm32f4/stm32.h108
-rw-r--r--arch/arm/include/asm/arch-tegra114/hardware.h22
-rw-r--r--arch/arm/include/asm/arch-tegra124/hardware.h16
-rw-r--r--arch/arm/include/asm/arch-tegra20/hardware.h13
-rw-r--r--arch/arm/include/asm/arch-tegra30/hardware.h22
-rw-r--r--arch/arm/include/asm/arch-vf610/crm_regs.h11
-rw-r--r--arch/arm/include/asm/arch-vf610/ddrmc-vf610.h72
-rw-r--r--arch/arm/include/asm/arch-vf610/imx-regs.h36
-rw-r--r--arch/arm/include/asm/armv7m.h60
-rw-r--r--arch/arm/include/asm/imx-common/regs-usbphy.h26
-rw-r--r--arch/arm/include/asm/mach-types.h1
-rw-r--r--arch/arm/include/asm/omap_common.h5
-rw-r--r--arch/arm/lib/Makefile8
-rw-r--r--arch/arm/lib/crt0.S30
-rw-r--r--arch/arm/lib/interrupts_m.c95
-rw-r--r--arch/arm/lib/relocate.S13
-rw-r--r--arch/arm/lib/vectors_m.S57
-rw-r--r--arch/arm/mach-davinci/Kconfig4
-rw-r--r--arch/arm/mach-integrator/Kconfig54
41 files changed, 1781 insertions, 164 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 3702bb0..b39bb4f 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -33,6 +33,9 @@ config CPU_V7
bool
select HAS_VBAR
+config CPU_V7M
+ bool
+
config CPU_PXA
bool
@@ -47,6 +50,7 @@ config SYS_CPU
default "arm1136" if CPU_ARM1136
default "arm1176" if CPU_ARM1176
default "armv7" if CPU_V7
+ default "armv7m" if CPU_V7M
default "pxa" if CPU_PXA
default "sa1100" if CPU_SA1100
default "armv8" if ARM64
@@ -61,18 +65,6 @@ config SEMIHOSTING
choice
prompt "Target select"
-config TARGET_INTEGRATORAP_CM720T
- bool "Support integratorap_cm720t"
- select CPU_ARM720T
-
-config TARGET_INTEGRATORAP_CM920T
- bool "Support integratorap_cm920t"
- select CPU_ARM920T
-
-config TARGET_INTEGRATORCP_CM920T
- bool "Support integratorcp_cm920t"
- select CPU_ARM920T
-
config ARCH_AT91
bool "Atmel AT91"
@@ -92,14 +84,6 @@ config TARGET_SMDK2410
bool "Support smdk2410"
select CPU_ARM920T
-config TARGET_INTEGRATORAP_CM926EJS
- bool "Support integratorap_cm926ejs"
- select CPU_ARM926EJS
-
-config TARGET_INTEGRATORCP_CM926EJS
- bool "Support integratorcp_cm926ejs"
- select CPU_ARM926EJS
-
config TARGET_ASPENITE
bool "Support aspenite"
select CPU_ARM926EJS
@@ -247,10 +231,6 @@ config ARCH_VERSATILE
bool "ARM Ltd. Versatile family"
select CPU_ARM926EJS
-config TARGET_INTEGRATORCP_CM1136
- bool "Support integratorcp_cm1136"
- select CPU_ARM1136
-
config TARGET_IMX31_PHYCORE
bool "Support imx31_phycore"
select CPU_ARM1136
@@ -299,14 +279,6 @@ config ARCH_BCM283X
select DM_SERIAL
select DM_GPIO
-config TARGET_INTEGRATORAP_CM946ES
- bool "Support integratorap_cm946es"
- select CPU_ARM946ES
-
-config TARGET_INTEGRATORCP_CM946ES
- bool "Support integratorcp_cm946es"
- select CPU_ARM946ES
-
config TARGET_VEXPRESS_CA15_TC2
bool "Support vexpress_ca15_tc2"
select CPU_V7
@@ -461,6 +433,9 @@ config ARCH_HIGHBANK
bool "Calxeda Highbank"
select CPU_V7
+config ARCH_INTEGRATOR
+ bool "ARM Ltd. Integrator family"
+
config ARCH_KEYSTONE
bool "TI Keystone"
select CPU_V7
@@ -665,6 +640,10 @@ config TARGET_VF610TWR
bool "Support vf610twr"
select CPU_V7
+config TARGET_COLIBRI_VF
+ bool "Support Colibri VF50/61"
+ select CPU_V7
+
config ZYNQ
bool "Xilinx Zynq Platform"
select CPU_V7
@@ -785,6 +764,10 @@ config ARCH_UNIPHIER
select DM_SERIAL
select DM_I2C
+config TARGET_STM32F429_DISCOVERY
+ bool "Support STM32F429 Discovery"
+ select CPU_V7M
+
endchoice
source "arch/arm/mach-at91/Kconfig"
@@ -797,6 +780,8 @@ source "arch/arm/cpu/armv7/exynos/Kconfig"
source "arch/arm/mach-highbank/Kconfig"
+source "arch/arm/mach-integrator/Kconfig"
+
source "arch/arm/mach-keystone/Kconfig"
source "arch/arm/mach-kirkwood/Kconfig"
@@ -842,7 +827,6 @@ source "board/Marvell/db-mv784mp-gp/Kconfig"
source "board/Marvell/gplugd/Kconfig"
source "board/altera/socfpga/Kconfig"
source "board/armadeus/apf27/Kconfig"
-source "board/armltd/integrator/Kconfig"
source "board/armltd/vexpress/Kconfig"
source "board/armltd/vexpress64/Kconfig"
source "board/bachmann/ot1200/Kconfig"
@@ -922,6 +906,7 @@ source "board/spear/spear600/Kconfig"
source "board/spear/x600/Kconfig"
source "board/st-ericsson/snowball/Kconfig"
source "board/st-ericsson/u8500/Kconfig"
+source "board/st/stm32f429-discovery/Kconfig"
source "board/st/stv0991/Kconfig"
source "board/sunxi/Kconfig"
source "board/syteco/zmx25/Kconfig"
@@ -933,6 +918,7 @@ source "board/ti/ti814x/Kconfig"
source "board/ti/ti816x/Kconfig"
source "board/timll/devkit3250/Kconfig"
source "board/toradex/colibri_pxa270/Kconfig"
+source "board/toradex/colibri_vf/Kconfig"
source "board/tqc/tqma6/Kconfig"
source "board/trizepsiv/Kconfig"
source "board/ttcontrol/vision2/Kconfig"
diff --git a/arch/arm/cpu/arm720t/start.S b/arch/arm/cpu/arm720t/start.S
index ec8e88d..0bb3441 100644
--- a/arch/arm/cpu/arm720t/start.S
+++ b/arch/arm/cpu/arm720t/start.S
@@ -9,7 +9,6 @@
#include <asm-offsets.h>
#include <config.h>
-#include <asm/hardware.h>
/*
*************************************************************************
diff --git a/arch/arm/cpu/arm946es/cpu.c b/arch/arm/cpu/arm946es/cpu.c
index e20e5a8..5d864b9 100644
--- a/arch/arm/cpu/arm946es/cpu.c
+++ b/arch/arm/cpu/arm946es/cpu.c
@@ -53,7 +53,7 @@ static void cache_flush (void)
asm ("mcr p15, 0, %0, c7, c6, 0": :"r" (i));
}
-#ifndef CONFIG_INTEGRATOR
+#ifndef CONFIG_ARCH_INTEGRATOR
__attribute__((noreturn)) void reset_cpu(ulong addr __attribute__((unused)))
{
@@ -63,4 +63,4 @@ __attribute__((noreturn)) void reset_cpu(ulong addr __attribute__((unused)))
;
}
-#endif /* #ifdef CONFIG_INTEGRATOR */
+#endif /* #ifdef CONFIG_ARCH_INTEGRATOR */
diff --git a/arch/arm/cpu/armv7/omap-common/boot-common.c b/arch/arm/cpu/armv7/omap-common/boot-common.c
index f2f6897..bbc6bed 100644
--- a/arch/arm/cpu/armv7/omap-common/boot-common.c
+++ b/arch/arm/cpu/armv7/omap-common/boot-common.c
@@ -162,3 +162,13 @@ void arch_preboot_os(void)
ahci_reset((void __iomem *)DWC_AHSATA_BASE);
}
#endif
+
+#if defined(CONFIG_CMD_FASTBOOT) && !defined(CONFIG_ENV_IS_NOWHERE)
+int fb_set_reboot_flag(void)
+{
+ printf("Setting reboot to fastboot flag ...\n");
+ setenv("dofastboot", "1");
+ saveenv();
+ return 0;
+}
+#endif
diff --git a/arch/arm/cpu/armv7/omap-common/utils.c b/arch/arm/cpu/armv7/omap-common/utils.c
index 1696c2d..df5f817 100644
--- a/arch/arm/cpu/armv7/omap-common/utils.c
+++ b/arch/arm/cpu/armv7/omap-common/utils.c
@@ -60,3 +60,16 @@ void __weak usb_fake_mac_from_die_id(u32 *id)
eth_setenv_enetaddr("usbethaddr", device_mac);
}
}
+
+void __weak usb_set_serial_num_from_die_id(u32 *id)
+{
+ char serialno[72];
+ uint32_t serialno_lo, serialno_hi;
+
+ if (!getenv("serial#")) {
+ serialno_hi = id[0];
+ serialno_lo = id[1];
+ sprintf(serialno, "%08x%08x", serialno_hi, serialno_lo);
+ setenv("serial#", serialno);
+ }
+}
diff --git a/arch/arm/cpu/armv7/omap5/prcm-regs.c b/arch/arm/cpu/armv7/omap5/prcm-regs.c
index 440bb40..f80d36d 100644
--- a/arch/arm/cpu/armv7/omap5/prcm-regs.c
+++ b/arch/arm/cpu/armv7/omap5/prcm-regs.c
@@ -440,6 +440,10 @@ struct omap_sys_ctrl_regs const dra7xx_ctrl = {
.control_emif1_sdram_config_ext = 0x4AE0C144,
.control_emif2_sdram_config_ext = 0x4AE0C148,
.control_wkup_ldovbb_mpu_voltage_ctrl = 0x4AE0C158,
+ .control_std_fuse_die_id_0 = 0x4AE0C200,
+ .control_std_fuse_die_id_1 = 0x4AE0C208,
+ .control_std_fuse_die_id_2 = 0x4AE0C20C,
+ .control_std_fuse_die_id_3 = 0x4AE0C210,
.control_padconf_mode = 0x4AE0C5A0,
.control_xtal_oscillator = 0x4AE0C5A4,
.control_i2c_2 = 0x4AE0C5A8,
diff --git a/arch/arm/cpu/armv7/vf610/generic.c b/arch/arm/cpu/armv7/vf610/generic.c
index 92aaad9..1bb9b8e 100644
--- a/arch/arm/cpu/armv7/vf610/generic.c
+++ b/arch/arm/cpu/armv7/vf610/generic.c
@@ -18,6 +18,8 @@
DECLARE_GLOBAL_DATA_PTR;
#endif
+static char soc_type[] = "xx0";
+
#ifdef CONFIG_MXC_OCOTP
void enable_ocotp_clk(unsigned char enable)
{
@@ -284,14 +286,37 @@ static char *get_reset_cause(void)
int print_cpuinfo(void)
{
- printf("CPU: Freescale Vybrid VF610 at %d MHz\n",
- mxc_get_clock(MXC_ARM_CLK) / 1000000);
+ printf("CPU: Freescale Vybrid VF%s at %d MHz\n",
+ soc_type, mxc_get_clock(MXC_ARM_CLK) / 1000000);
printf("Reset cause: %s\n", get_reset_cause());
return 0;
}
#endif
+int arch_cpu_init(void)
+{
+ struct mscm *mscm = (struct mscm *)MSCM_BASE_ADDR;
+
+ soc_type[0] = mscm->cpxcount ? '6' : '5'; /*Dual Core => VF6x0 */
+ soc_type[1] = mscm->cpxcfg1 ? '1' : '0'; /* L2 Cache => VFx10 */
+
+ return 0;
+}
+
+#ifdef CONFIG_ARCH_MISC_INIT
+int arch_misc_init(void)
+{
+ char soc[6];
+
+ strcat(soc, "vf");
+ strcat(soc, soc_type);
+ setenv("soc", soc);
+
+ return 0;
+}
+#endif
+
int cpu_eth_init(bd_t *bis)
{
int rc = -ENODEV;
@@ -317,3 +342,19 @@ int get_clocks(void)
#endif
return 0;
}
+
+#ifndef CONFIG_SYS_DCACHE_OFF
+void enable_caches(void)
+{
+#if defined(CONFIG_SYS_ARM_CACHE_WRITETHROUGH)
+ enum dcache_option option = DCACHE_WRITETHROUGH;
+#else
+ enum dcache_option option = DCACHE_WRITEBACK;
+#endif
+ dcache_enable();
+ icache_enable();
+
+ /* Enable caching on OCRAM */
+ mmu_set_region_dcache_behaviour(IRAM_BASE_ADDR, IRAM_SIZE, option);
+}
+#endif
diff --git a/arch/arm/cpu/armv7m/Makefile b/arch/arm/cpu/armv7m/Makefile
new file mode 100644
index 0000000..b662e03
--- /dev/null
+++ b/arch/arm/cpu/armv7m/Makefile
@@ -0,0 +1,11 @@
+#
+# (C) Copyright 2000-2006
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# SPDX-License-Identifier: GPL-2.0+
+#
+
+extra-y := start.o
+obj-y += cpu.o
+
+obj-$(CONFIG_STM32F4) += stm32f4/
diff --git a/arch/arm/cpu/armv7m/config.mk b/arch/arm/cpu/armv7m/config.mk
new file mode 100644
index 0000000..0b31e44
--- /dev/null
+++ b/arch/arm/cpu/armv7m/config.mk
@@ -0,0 +1,8 @@
+#
+# (C) Copyright 2015
+# Kamil Lulko, <rev13@wp.pl>
+#
+# SPDX-License-Identifier: GPL-2.0+
+#
+
+PLATFORM_CPPFLAGS += -march=armv7-m -mthumb
diff --git a/arch/arm/cpu/armv7m/cpu.c b/arch/arm/cpu/armv7m/cpu.c
new file mode 100644
index 0000000..d3ab862
--- /dev/null
+++ b/arch/arm/cpu/armv7m/cpu.c
@@ -0,0 +1,35 @@
+/*
+ * (C) Copyright 2010,2011
+ * Vladimir Khusainov, Emcraft Systems, vlad@emcraft.com
+ *
+ * (C) Copyright 2015
+ * Kamil Lulko, <rev13@wp.pl>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/armv7m.h>
+
+/*
+ * This is called right before passing control to
+ * the Linux kernel point.
+ */
+int cleanup_before_linux(void)
+{
+ return 0;
+}
+
+/*
+ * Perform the low-level reset.
+ */
+void reset_cpu(ulong addr)
+{
+ /*
+ * Perform reset but keep priority group unchanged.
+ */
+ writel((V7M_AIRCR_VECTKEY << V7M_AIRCR_VECTKEY_SHIFT)
+ | (V7M_SCB->aircr & V7M_AIRCR_PRIGROUP_MSK)
+ | V7M_AIRCR_SYSRESET, &V7M_SCB->aircr);
+}
diff --git a/arch/arm/cpu/armv7m/start.S b/arch/arm/cpu/armv7m/start.S
new file mode 100644
index 0000000..e05e984
--- /dev/null
+++ b/arch/arm/cpu/armv7m/start.S
@@ -0,0 +1,15 @@
+/*
+ * (C) Copyright 2015
+ * Kamil Lulko, <rev13@wp.pl>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+.globl reset
+.type reset, %function
+reset:
+ b _main
+
+.globl c_runtime_cpu_setup
+c_runtime_cpu_setup:
+ mov pc, lr
diff --git a/arch/arm/cpu/armv7m/stm32f4/Makefile b/arch/arm/cpu/armv7m/stm32f4/Makefile
new file mode 100644
index 0000000..e982830
--- /dev/null
+++ b/arch/arm/cpu/armv7m/stm32f4/Makefile
@@ -0,0 +1,11 @@
+#
+# (C) Copyright 2000-2006
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# (C) Copyright 2015
+# Kamil Lulko, <rev13@wp.pl>
+#
+# SPDX-License-Identifier: GPL-2.0+
+#
+
+obj-y += soc.o clock.o timer.o flash.o
diff --git a/arch/arm/cpu/armv7m/stm32f4/clock.c b/arch/arm/cpu/armv7m/stm32f4/clock.c
new file mode 100644
index 0000000..2eded1f
--- /dev/null
+++ b/arch/arm/cpu/armv7m/stm32f4/clock.c
@@ -0,0 +1,209 @@
+/*
+ * (C) Copyright 2015
+ * Kamil Lulko, <rev13@wp.pl>
+ *
+ * (C) Copyright 2014
+ * STMicroelectronics
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/stm32.h>
+
+#define RCC_CR_HSION (1 << 0)
+#define RCC_CR_HSEON (1 << 16)
+#define RCC_CR_HSERDY (1 << 17)
+#define RCC_CR_HSEBYP (1 << 18)
+#define RCC_CR_CSSON (1 << 19)
+#define RCC_CR_PLLON (1 << 24)
+#define RCC_CR_PLLRDY (1 << 25)
+
+#define RCC_PLLCFGR_PLLM_MASK 0x3F
+#define RCC_PLLCFGR_PLLN_MASK 0x7FC0
+#define RCC_PLLCFGR_PLLP_MASK 0x30000
+#define RCC_PLLCFGR_PLLQ_MASK 0xF000000
+#define RCC_PLLCFGR_PLLSRC (1 << 22)
+#define RCC_PLLCFGR_PLLN_SHIFT 6
+#define RCC_PLLCFGR_PLLP_SHIFT 16
+#define RCC_PLLCFGR_PLLQ_SHIFT 24
+
+#define RCC_CFGR_AHB_PSC_MASK 0xF0
+#define RCC_CFGR_APB1_PSC_MASK 0x1C00
+#define RCC_CFGR_APB2_PSC_MASK 0xE000
+#define RCC_CFGR_SW0 (1 << 0)
+#define RCC_CFGR_SW1 (1 << 1)
+#define RCC_CFGR_SW_MASK 0x3
+#define RCC_CFGR_SW_HSI 0
+#define RCC_CFGR_SW_HSE RCC_CFGR_SW0
+#define RCC_CFGR_SW_PLL RCC_CFGR_SW1
+#define RCC_CFGR_SWS0 (1 << 2)
+#define RCC_CFGR_SWS1 (1 << 3)
+#define RCC_CFGR_SWS_MASK 0xC
+#define RCC_CFGR_SWS_HSI 0
+#define RCC_CFGR_SWS_HSE RCC_CFGR_SWS0
+#define RCC_CFGR_SWS_PLL RCC_CFGR_SWS1
+#define RCC_CFGR_HPRE_SHIFT 4
+#define RCC_CFGR_PPRE1_SHIFT 10
+#define RCC_CFGR_PPRE2_SHIFT 13
+
+#define RCC_APB1ENR_PWREN (1 << 28)
+
+#define PWR_CR_VOS0 (1 << 14)
+#define PWR_CR_VOS1 (1 << 15)
+#define PWR_CR_VOS_MASK 0xC000
+#define PWR_CR_VOS_SCALE_MODE_1 (PWR_CR_VOS0 | PWR_CR_VOS1)
+#define PWR_CR_VOS_SCALE_MODE_2 (PWR_CR_VOS1)
+#define PWR_CR_VOS_SCALE_MODE_3 (PWR_CR_VOS0)
+
+#define FLASH_ACR_WS(n) n
+#define FLASH_ACR_PRFTEN (1 << 8)
+#define FLASH_ACR_ICEN (1 << 9)
+#define FLASH_ACR_DCEN (1 << 10)
+
+struct pll_psc {
+ u8 pll_m;
+ u16 pll_n;
+ u8 pll_p;
+ u8 pll_q;
+ u8 ahb_psc;
+ u8 apb1_psc;
+ u8 apb2_psc;
+};
+
+#define AHB_PSC_1 0
+#define AHB_PSC_2 0x8
+#define AHB_PSC_4 0x9
+#define AHB_PSC_8 0xA
+#define AHB_PSC_16 0xB
+#define AHB_PSC_64 0xC
+#define AHB_PSC_128 0xD
+#define AHB_PSC_256 0xE
+#define AHB_PSC_512 0xF
+
+#define APB_PSC_1 0
+#define APB_PSC_2 0x4
+#define APB_PSC_4 0x5
+#define APB_PSC_8 0x6
+#define APB_PSC_16 0x7
+
+#if !defined(CONFIG_STM32_HSE_HZ)
+#error "CONFIG_STM32_HSE_HZ not defined!"
+#else
+#if (CONFIG_STM32_HSE_HZ == 8000000)
+struct pll_psc pll_psc_168 = {
+ .pll_m = 8,
+ .pll_n = 336,
+ .pll_p = 2,
+ .pll_q = 7,
+ .ahb_psc = AHB_PSC_1,
+ .apb1_psc = APB_PSC_4,
+ .apb2_psc = APB_PSC_2
+};
+#else
+#error "No PLL/Prescaler configuration for given CONFIG_STM32_HSE_HZ exists"
+#endif
+#endif
+
+int configure_clocks(void)
+{
+ /* Reset RCC configuration */
+ setbits_le32(&STM32_RCC->cr, RCC_CR_HSION);
+ writel(0, &STM32_RCC->cfgr); /* Reset CFGR */
+ clrbits_le32(&STM32_RCC->cr, (RCC_CR_HSEON | RCC_CR_CSSON
+ | RCC_CR_PLLON));
+ writel(0x24003010, &STM32_RCC->pllcfgr); /* Reset value from RM */
+ clrbits_le32(&STM32_RCC->cr, RCC_CR_HSEBYP);
+ writel(0, &STM32_RCC->cir); /* Disable all interrupts */
+
+ /* Configure for HSE+PLL operation */
+ setbits_le32(&STM32_RCC->cr, RCC_CR_HSEON);
+ while (!(readl(&STM32_RCC->cr) & RCC_CR_HSERDY))
+ ;
+
+ /* Enable high performance mode, System frequency up to 168 MHz */
+ setbits_le32(&STM32_RCC->apb1enr, RCC_APB1ENR_PWREN);
+ writel(PWR_CR_VOS_SCALE_MODE_1, &STM32_PWR->cr);
+
+ setbits_le32(&STM32_RCC->cfgr, ((
+ pll_psc_168.ahb_psc << RCC_CFGR_HPRE_SHIFT)
+ | (pll_psc_168.apb1_psc << RCC_CFGR_PPRE1_SHIFT)
+ | (pll_psc_168.apb2_psc << RCC_CFGR_PPRE2_SHIFT)));
+
+ writel(pll_psc_168.pll_m
+ | (pll_psc_168.pll_n << RCC_PLLCFGR_PLLN_SHIFT)
+ | (((pll_psc_168.pll_p >> 1) - 1) << RCC_PLLCFGR_PLLP_SHIFT)
+ | (pll_psc_168.pll_q << RCC_PLLCFGR_PLLQ_SHIFT),
+ &STM32_RCC->pllcfgr);
+ setbits_le32(&STM32_RCC->pllcfgr, RCC_PLLCFGR_PLLSRC);
+
+ setbits_le32(&STM32_RCC->cr, RCC_CR_PLLON);
+
+ while (!(readl(&STM32_RCC->cr) & RCC_CR_PLLRDY))
+ ;
+
+ /* 5 wait states, Prefetch enabled, D-Cache enabled, I-Cache enabled */
+ writel(FLASH_ACR_WS(5) | FLASH_ACR_PRFTEN | FLASH_ACR_ICEN
+ | FLASH_ACR_DCEN, &STM32_FLASH->acr);
+
+ clrbits_le32(&STM32_RCC->cfgr, (RCC_CFGR_SW0 | RCC_CFGR_SW1));
+ setbits_le32(&STM32_RCC->cfgr, RCC_CFGR_SW_PLL);
+
+ while ((readl(&STM32_RCC->cfgr) & RCC_CFGR_SWS_MASK) !=
+ RCC_CFGR_SWS_PLL)
+ ;
+
+ return 0;
+}
+
+unsigned long clock_get(enum clock clck)
+{
+ u32 sysclk = 0;
+ u32 shift = 0;
+ /* Prescaler table lookups for clock computation */
+ u8 ahb_psc_table[16] = {
+ 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 6, 7, 8, 9
+ };
+ u8 apb_psc_table[8] = {
+ 0, 0, 0, 0, 1, 2, 3, 4
+ };
+
+ if ((readl(&STM32_RCC->cfgr) & RCC_CFGR_SWS_MASK) ==
+ RCC_CFGR_SWS_PLL) {
+ u16 pllm, plln, pllp;
+ pllm = (readl(&STM32_RCC->pllcfgr) & RCC_PLLCFGR_PLLM_MASK);
+ plln = ((readl(&STM32_RCC->pllcfgr) & RCC_PLLCFGR_PLLN_MASK)
+ >> RCC_PLLCFGR_PLLN_SHIFT);
+ pllp = ((((readl(&STM32_RCC->pllcfgr) & RCC_PLLCFGR_PLLP_MASK)
+ >> RCC_PLLCFGR_PLLP_SHIFT) + 1) << 1);
+ sysclk = ((CONFIG_STM32_HSE_HZ / pllm) * plln) / pllp;
+ }
+
+ switch (clck) {
+ case CLOCK_CORE:
+ return sysclk;
+ break;
+ case CLOCK_AHB:
+ shift = ahb_psc_table[(
+ (readl(&STM32_RCC->cfgr) & RCC_CFGR_AHB_PSC_MASK)
+ >> RCC_CFGR_HPRE_SHIFT)];
+ return sysclk >>= shift;
+ break;
+ case CLOCK_APB1:
+ shift = apb_psc_table[(
+ (readl(&STM32_RCC->cfgr) & RCC_CFGR_APB1_PSC_MASK)
+ >> RCC_CFGR_PPRE1_SHIFT)];
+ return sysclk >>= shift;
+ break;
+ case CLOCK_APB2:
+ shift = apb_psc_table[(
+ (readl(&STM32_RCC->cfgr) & RCC_CFGR_APB2_PSC_MASK)
+ >> RCC_CFGR_PPRE2_SHIFT)];
+ return sysclk >>= shift;
+ break;
+ default:
+ return 0;
+ break;
+ }
+}
diff --git a/arch/arm/cpu/armv7m/stm32f4/flash.c b/arch/arm/cpu/armv7m/stm32f4/flash.c
new file mode 100644
index 0000000..e5c6111
--- /dev/null
+++ b/arch/arm/cpu/armv7m/stm32f4/flash.c
@@ -0,0 +1,143 @@
+/*
+ * (C) Copyright 2015
+ * Kamil Lulko, <rev13@wp.pl>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/arch/stm32.h>
+
+#define STM32_FLASH_KEY1 0x45670123
+#define STM32_FLASH_KEY2 0xCDEF89AB
+
+flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS];
+
+const u32 sect_sz_kb[CONFIG_SYS_MAX_FLASH_SECT] = {
+ [0 ... 3] = 16 * 1024,
+ [4] = 64 * 1024,
+ [5 ... 11] = 128 * 1024
+};
+
+static void stm32f4_flash_lock(u8 lock)
+{
+ if (lock) {
+ setbits_le32(&STM32_FLASH->cr, STM32_FLASH_CR_LOCK);
+ } else {
+ writel(STM32_FLASH_KEY1, &STM32_FLASH->key);
+ writel(STM32_FLASH_KEY2, &STM32_FLASH->key);
+ }
+}
+
+unsigned long flash_init(void)
+{
+ unsigned long total_size = 0;
+ u8 i, j;
+
+ for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++) {
+ flash_info[i].flash_id = FLASH_STM32F4;
+ flash_info[i].sector_count = CONFIG_SYS_MAX_FLASH_SECT;
+ flash_info[i].start[0] = CONFIG_SYS_FLASH_BASE + (i << 20);
+ flash_info[i].size = sect_sz_kb[0];
+ for (j = 1; j < CONFIG_SYS_MAX_FLASH_SECT; j++) {
+ flash_info[i].start[j] = flash_info[i].start[j - 1]
+ + (sect_sz_kb[j - 1]);
+ flash_info[i].size += sect_sz_kb[j];
+ }
+ total_size += flash_info[i].size;
+ }
+
+ return total_size;
+}
+
+void flash_print_info(flash_info_t *info)
+{
+ int i;
+
+ if (info->flash_id == FLASH_UNKNOWN) {
+ printf("missing or unknown FLASH type\n");
+ return;
+ } else if (info->flash_id == FLASH_STM32F4) {
+ printf("STM32F4 Embedded Flash\n");
+ }
+
+ printf(" Size: %ld MB in %d Sectors\n",
+ info->size >> 20, info->sector_count);
+
+ printf(" Sector Start Addresses:");
+ for (i = 0; i < info->sector_count; ++i) {
+ if ((i % 5) == 0)
+ printf("\n ");
+ printf(" %08lX%s",
+ info->start[i],
+ info->protect[i] ? " (RO)" : " ");
+ }
+ printf("\n");
+ return;
+}
+
+int flash_erase(flash_info_t *info, int first, int last)
+{
+ u8 bank = 0xFF;
+ int i;
+
+ for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++) {
+ if (info == &flash_info[i]) {
+ bank = i;
+ break;
+ }
+ }
+ if (bank == 0xFF)
+ return -1;
+
+ stm32f4_flash_lock(0);
+
+ for (i = first; i <= last; i++) {
+ while (readl(&STM32_FLASH->sr) & STM32_FLASH_SR_BSY)
+ ;
+
+ if (bank == 0) {
+ setbits_le32(&STM32_FLASH->cr,
+ (i << STM32_FLASH_CR_SNB_OFFSET));
+ } else if (bank == 1) {
+ setbits_le32(&STM32_FLASH->cr,
+ ((0x10 | i) << STM32_FLASH_CR_SNB_OFFSET));
+ } else {
+ stm32f4_flash_lock(1);
+ return -1;
+ }
+ setbits_le32(&STM32_FLASH->cr, STM32_FLASH_CR_SER);
+ setbits_le32(&STM32_FLASH->cr, STM32_FLASH_CR_STRT);
+
+ while (readl(&STM32_FLASH->sr) & STM32_FLASH_SR_BSY)
+ ;
+
+ clrbits_le32(&STM32_FLASH->cr, STM32_FLASH_CR_SER);
+ stm32f4_flash_lock(1);
+ }
+
+ return 0;
+}
+
+int write_buff(flash_info_t *info, uchar *src, ulong addr, ulong cnt)
+{
+ ulong i;
+
+ while (readl(&STM32_FLASH->sr) & STM32_FLASH_SR_BSY)
+ ;
+
+ stm32f4_flash_lock(0);
+
+ setbits_le32(&STM32_FLASH->cr, STM32_FLASH_CR_PG);
+ /* To make things simple use byte writes only */
+ for (i = 0; i < cnt; i++) {
+ *(uchar *)(addr + i) = src[i];
+ while (readl(&STM32_FLASH->sr) & STM32_FLASH_SR_BSY)
+ ;
+ }
+ clrbits_le32(&STM32_FLASH->cr, STM32_FLASH_CR_PG);
+ stm32f4_flash_lock(1);
+
+ return 0;
+}
diff --git a/arch/arm/cpu/armv7m/stm32f4/soc.c b/arch/arm/cpu/armv7m/stm32f4/soc.c
new file mode 100644
index 0000000..202a126
--- /dev/null
+++ b/arch/arm/cpu/armv7m/stm32f4/soc.c
@@ -0,0 +1,37 @@
+/*
+ * (C) Copyright 2015
+ * Kamil Lulko, <rev13@wp.pl>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/armv7m.h>
+#include <asm/arch/stm32.h>
+
+u32 get_cpu_rev(void)
+{
+ return 0;
+}
+
+int arch_cpu_init(void)
+{
+ configure_clocks();
+
+ /*
+ * Configure the memory protection unit (MPU) to allow full access to
+ * the whole 4GB address space.
+ */
+ writel(0, &V7M_MPU->rnr);
+ writel(0, &V7M_MPU->rbar);
+ writel((V7M_MPU_RASR_AP_RW_RW | V7M_MPU_RASR_SIZE_4GB
+ | V7M_MPU_RASR_EN), &V7M_MPU->rasr);
+ writel(V7M_MPU_CTRL_ENABLE | V7M_MPU_CTRL_HFNMIENA, &V7M_MPU->ctrl);
+
+ return 0;
+}
+
+void s_init(void)
+{
+}
diff --git a/arch/arm/cpu/armv7m/stm32f4/timer.c b/arch/arm/cpu/armv7m/stm32f4/timer.c
new file mode 100644
index 0000000..102ae6d
--- /dev/null
+++ b/arch/arm/cpu/armv7m/stm32f4/timer.c
@@ -0,0 +1,118 @@
+/*
+ * (C) Copyright 2015
+ * Kamil Lulko, <rev13@wp.pl>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/armv7m.h>
+#include <asm/arch/stm32.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define STM32_TIM2_BASE (STM32_APB1PERIPH_BASE + 0x0000)
+
+#define RCC_APB1ENR_TIM2EN (1 << 0)
+
+struct stm32_tim2_5 {
+ u32 cr1;
+ u32 cr2;
+ u32 smcr;
+ u32 dier;
+ u32 sr;
+ u32 egr;
+ u32 ccmr1;
+ u32 ccmr2;
+ u32 ccer;
+ u32 cnt;
+ u32 psc;
+ u32 arr;
+ u32 reserved1;
+ u32 ccr1;
+ u32 ccr2;
+ u32 ccr3;
+ u32 ccr4;
+ u32 reserved2;
+ u32 dcr;
+ u32 dmar;
+ u32 or;
+};
+
+#define TIM_CR1_CEN (1 << 0)
+
+#define TIM_EGR_UG (1 << 0)
+
+int timer_init(void)
+{
+ struct stm32_tim2_5 *tim = (struct stm32_tim2_5 *)STM32_TIM2_BASE;
+
+ setbits_le32(&STM32_RCC->apb1enr, RCC_APB1ENR_TIM2EN);
+
+ if (clock_get(CLOCK_AHB) == clock_get(CLOCK_APB1))
+ writel((clock_get(CLOCK_APB1) / CONFIG_SYS_HZ_CLOCK) - 1,
+ &tim->psc);
+ else
+ writel(((clock_get(CLOCK_APB1) * 2) / CONFIG_SYS_HZ_CLOCK) - 1,
+ &tim->psc);
+
+ writel(0xFFFFFFFF, &tim->arr);
+ writel(TIM_CR1_CEN, &tim->cr1);
+ setbits_le32(&tim->egr, TIM_EGR_UG);
+
+ gd->arch.tbl = 0;
+ gd->arch.tbu = 0;
+ gd->arch.lastinc = 0;
+
+ return 0;
+}
+
+ulong get_timer(ulong base)
+{
+ return (get_ticks() / (CONFIG_SYS_HZ_CLOCK / CONFIG_SYS_HZ)) - base;
+}
+
+unsigned long long get_ticks(void)
+{
+ struct stm32_tim2_5 *tim = (struct stm32_tim2_5 *)STM32_TIM2_BASE;
+ u32 now;
+
+ now = readl(&tim->cnt);
+
+ if (now >= gd->arch.lastinc)
+ gd->arch.tbl += (now - gd->arch.lastinc);
+ else
+ gd->arch.tbl += (0xFFFFFFFF - gd->arch.lastinc) + now;
+
+ gd->arch.lastinc = now;
+
+ return gd->arch.tbl;
+}
+
+void reset_timer(void)
+{
+ struct stm32_tim2_5 *tim = (struct stm32_tim2_5 *)STM32_TIM2_BASE;
+
+ gd->arch.lastinc = readl(&tim->cnt);
+ gd->arch.tbl = 0;
+}
+
+/* delay x useconds */
+void __udelay(ulong usec)
+{
+ unsigned long long start;
+
+ start = get_ticks(); /* get current timestamp */
+ while ((get_ticks() - start) < usec)
+ ; /* loop till time has passed */
+}
+
+/*
+ * 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 CONFIG_SYS_HZ_CLOCK;
+}
diff --git a/arch/arm/imx-common/Makefile b/arch/arm/imx-common/Makefile
index 606482f..b9f1ca4 100644
--- a/arch/arm/imx-common/Makefile
+++ b/arch/arm/imx-common/Makefile
@@ -22,6 +22,9 @@ ifeq ($(SOC),$(filter $(SOC),mx6))
obj-$(CONFIG_CMD_SATA) += sata.o
obj-$(CONFIG_IMX_VIDEO_SKIP) += video.o
endif
+ifeq ($(SOC),$(filter $(SOC),vf610))
+obj-y += ddrmc-vf610.o
+endif
obj-$(CONFIG_CMD_BMODE) += cmd_bmode.o
obj-$(CONFIG_CMD_HDMIDETECT) += cmd_hdmidet.o
obj-$(CONFIG_CMD_DEKBLOB) += cmd_dek.o
diff --git a/arch/arm/imx-common/ddrmc-vf610.c b/arch/arm/imx-common/ddrmc-vf610.c
new file mode 100644
index 0000000..e462631
--- /dev/null
+++ b/arch/arm/imx-common/ddrmc-vf610.c
@@ -0,0 +1,278 @@
+/*
+ * Copyright 2015 Toradex, Inc.
+ *
+ * Based on vf610twr:
+ * Copyright 2013 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <asm/io.h>
+#include <asm/arch/imx-regs.h>
+#include <asm/arch/iomux-vf610.h>
+#include <asm/arch/ddrmc-vf610.h>
+
+void ddrmc_setup_iomux(void)
+{
+ static const iomux_v3_cfg_t ddr_pads[] = {
+ VF610_PAD_DDR_A15__DDR_A_15,
+ VF610_PAD_DDR_A14__DDR_A_14,
+ VF610_PAD_DDR_A13__DDR_A_13,
+ VF610_PAD_DDR_A12__DDR_A_12,
+ VF610_PAD_DDR_A11__DDR_A_11,
+ VF610_PAD_DDR_A10__DDR_A_10,
+ VF610_PAD_DDR_A9__DDR_A_9,
+ VF610_PAD_DDR_A8__DDR_A_8,
+ VF610_PAD_DDR_A7__DDR_A_7,
+ VF610_PAD_DDR_A6__DDR_A_6,
+ VF610_PAD_DDR_A5__DDR_A_5,
+ VF610_PAD_DDR_A4__DDR_A_4,
+ VF610_PAD_DDR_A3__DDR_A_3,
+ VF610_PAD_DDR_A2__DDR_A_2,
+ VF610_PAD_DDR_A1__DDR_A_1,
+ VF610_PAD_DDR_A0__DDR_A_0,
+ VF610_PAD_DDR_BA2__DDR_BA_2,
+ VF610_PAD_DDR_BA1__DDR_BA_1,
+ VF610_PAD_DDR_BA0__DDR_BA_0,
+ VF610_PAD_DDR_CAS__DDR_CAS_B,
+ VF610_PAD_DDR_CKE__DDR_CKE_0,
+ VF610_PAD_DDR_CLK__DDR_CLK_0,
+ VF610_PAD_DDR_CS__DDR_CS_B_0,
+ VF610_PAD_DDR_D15__DDR_D_15,
+ VF610_PAD_DDR_D14__DDR_D_14,
+ VF610_PAD_DDR_D13__DDR_D_13,
+ VF610_PAD_DDR_D12__DDR_D_12,
+ VF610_PAD_DDR_D11__DDR_D_11,
+ VF610_PAD_DDR_D10__DDR_D_10,
+ VF610_PAD_DDR_D9__DDR_D_9,
+ VF610_PAD_DDR_D8__DDR_D_8,
+ VF610_PAD_DDR_D7__DDR_D_7,
+ VF610_PAD_DDR_D6__DDR_D_6,
+ VF610_PAD_DDR_D5__DDR_D_5,
+ VF610_PAD_DDR_D4__DDR_D_4,
+ VF610_PAD_DDR_D3__DDR_D_3,
+ VF610_PAD_DDR_D2__DDR_D_2,
+ VF610_PAD_DDR_D1__DDR_D_1,
+ VF610_PAD_DDR_D0__DDR_D_0,
+ VF610_PAD_DDR_DQM1__DDR_DQM_1,
+ VF610_PAD_DDR_DQM0__DDR_DQM_0,
+ VF610_PAD_DDR_DQS1__DDR_DQS_1,
+ VF610_PAD_DDR_DQS0__DDR_DQS_0,
+ VF610_PAD_DDR_RAS__DDR_RAS_B,
+ VF610_PAD_DDR_WE__DDR_WE_B,
+ VF610_PAD_DDR_ODT1__DDR_ODT_0,
+ VF610_PAD_DDR_ODT0__DDR_ODT_1,
+ VF610_PAD_DDR_RESETB,
+ };
+
+ imx_iomux_v3_setup_multiple_pads(ddr_pads, ARRAY_SIZE(ddr_pads));
+}
+
+void ddrmc_phy_init(void)
+{
+ struct ddrmr_regs *ddrmr = (struct ddrmr_regs *)DDR_BASE_ADDR;
+
+ writel(DDRMC_PHY_DQ_TIMING, &ddrmr->phy[0]);
+ writel(DDRMC_PHY_DQ_TIMING, &ddrmr->phy[16]);
+ writel(DDRMC_PHY_DQ_TIMING, &ddrmr->phy[32]);
+
+ writel(DDRMC_PHY_DQS_TIMING, &ddrmr->phy[1]);
+ writel(DDRMC_PHY_DQS_TIMING, &ddrmr->phy[17]);
+
+ writel(DDRMC_PHY_CTRL, &ddrmr->phy[2]);
+ writel(DDRMC_PHY_CTRL, &ddrmr->phy[18]);
+ writel(DDRMC_PHY_CTRL, &ddrmr->phy[34]);
+
+ writel(DDRMC_PHY_MASTER_CTRL, &ddrmr->phy[3]);
+ writel(DDRMC_PHY_MASTER_CTRL, &ddrmr->phy[19]);
+ writel(DDRMC_PHY_MASTER_CTRL, &ddrmr->phy[35]);
+
+ writel(DDRMC_PHY_SLAVE_CTRL, &ddrmr->phy[4]);
+ writel(DDRMC_PHY_SLAVE_CTRL, &ddrmr->phy[20]);
+ writel(DDRMC_PHY_SLAVE_CTRL, &ddrmr->phy[36]);
+
+ /* LPDDR2 only parameter */
+ writel(DDRMC_PHY_OFF, &ddrmr->phy[49]);
+
+ writel(DDRMC_PHY50_DDR3_MODE |
+ DDRMC_PHY50_EN_SW_HALF_CYCLE, &ddrmr->phy[50]);
+
+ /* Processor Pad ODT settings */
+ writel(DDRMC_PHY_PROC_PAD_ODT, &ddrmr->phy[52]);
+}
+
+static void ddrmc_ctrl_lvl_init(struct ddrmc_lvl_info *lvl)
+{
+ struct ddrmr_regs *ddrmr = (struct ddrmr_regs *)DDR_BASE_ADDR;
+ u32 cr102 = 0, cr105 = 0, cr106 = 0, cr110 = 0;
+
+ if (lvl->wrlvl_reg_en) {
+ writel(DDRMC_CR97_WRLVL_EN, &ddrmr->cr[97]);
+ writel(DDRMC_CR98_WRLVL_DL_0(lvl->wrlvl_dl_0), &ddrmr->cr[98]);
+ writel(DDRMC_CR99_WRLVL_DL_1(lvl->wrlvl_dl_1), &ddrmr->cr[99]);
+ }
+
+ if (lvl->rdlvl_reg_en) {
+ cr102 |= DDRMC_CR102_RDLVL_REG_EN;
+ cr105 |= DDRMC_CR105_RDLVL_DL_0(lvl->rdlvl_dl_0);
+ cr110 |= DDRMC_CR110_RDLVL_DL_1(lvl->rdlvl_dl_1);
+ }
+
+ if (lvl->rdlvl_gt_reg_en) {
+ cr102 |= DDRMC_CR102_RDLVL_GT_REGEN;
+ cr106 |= DDRMC_CR106_RDLVL_GTDL_0(lvl->rdlvl_gt_dl_0);
+ cr110 |= DDRMC_CR110_RDLVL_GTDL_1(lvl->rdlvl_gt_dl_1);
+ }
+
+ writel(cr102, &ddrmr->cr[102]);
+ writel(cr105, &ddrmr->cr[105]);
+ writel(cr106, &ddrmr->cr[106]);
+ writel(cr110, &ddrmr->cr[110]);
+}
+
+void ddrmc_ctrl_init_ddr3(struct ddr3_jedec_timings const *timings,
+ struct ddrmc_lvl_info *lvl,
+ int col_diff, int row_diff)
+{
+ struct ddrmr_regs *ddrmr = (struct ddrmr_regs *)DDR_BASE_ADDR;
+
+ writel(DDRMC_CR00_DRAM_CLASS_DDR3, &ddrmr->cr[0]);
+ writel(DDRMC_CR02_DRAM_TINIT(timings->tinit), &ddrmr->cr[2]);
+ writel(DDRMC_CR10_TRST_PWRON(timings->trst_pwron), &ddrmr->cr[10]);
+
+ writel(DDRMC_CR11_CKE_INACTIVE(timings->cke_inactive), &ddrmr->cr[11]);
+ writel(DDRMC_CR12_WRLAT(timings->wrlat) |
+ DDRMC_CR12_CASLAT_LIN(timings->caslat_lin), &ddrmr->cr[12]);
+ writel(DDRMC_CR13_TRC(timings->trc) | DDRMC_CR13_TRRD(timings->trrd) |
+ DDRMC_CR13_TCCD(timings->tccd), &ddrmr->cr[13]);
+ writel(DDRMC_CR14_TFAW(timings->tfaw) | DDRMC_CR14_TRP(timings->trp) |
+ DDRMC_CR14_TWTR(timings->twtr) |
+ DDRMC_CR14_TRAS_MIN(timings->tras_min), &ddrmr->cr[14]);
+ writel(DDRMC_CR16_TMRD(timings->tmrd) |
+ DDRMC_CR16_TRTP(timings->trtp), &ddrmr->cr[16]);
+ writel(DDRMC_CR17_TRAS_MAX(timings->tras_max) |
+ DDRMC_CR17_TMOD(timings->tmod), &ddrmr->cr[17]);
+ writel(DDRMC_CR18_TCKESR(timings->tckesr) |
+ DDRMC_CR18_TCKE(timings->tcke), &ddrmr->cr[18]);
+
+ writel(DDRMC_CR20_AP_EN, &ddrmr->cr[20]);
+ writel(DDRMC_CR21_TRCD_INT(timings->trcd_int) |
+ DDRMC_CR21_CCMAP_EN, &ddrmr->cr[21]);
+
+ writel(DDRMC_CR22_TDAL(timings->tdal), &ddrmr->cr[22]);
+ writel(DDRMC_CR23_BSTLEN(3) |
+ DDRMC_CR23_TDLL(timings->tdll), &ddrmr->cr[23]);
+ writel(DDRMC_CR24_TRP_AB(timings->trp_ab), &ddrmr->cr[24]);
+
+ writel(DDRMC_CR25_TREF_EN, &ddrmr->cr[25]);
+ writel(DDRMC_CR26_TREF(timings->tref) |
+ DDRMC_CR26_TRFC(timings->trfc), &ddrmr->cr[26]);
+ writel(DDRMC_CR28_TREF_INT(0), &ddrmr->cr[28]);
+ writel(DDRMC_CR29_TPDEX(timings->tpdex), &ddrmr->cr[29]);
+
+ writel(DDRMC_CR30_TXPDLL(timings->txpdll), &ddrmr->cr[30]);
+ writel(DDRMC_CR31_TXSNR(timings->txsnr) |
+ DDRMC_CR31_TXSR(timings->txsr), &ddrmr->cr[31]);
+ writel(DDRMC_CR33_EN_QK_SREF, &ddrmr->cr[33]);
+ writel(DDRMC_CR34_CKSRX(timings->cksrx) |
+ DDRMC_CR34_CKSRE(timings->cksre), &ddrmr->cr[34]);
+
+ writel(DDRMC_CR38_FREQ_CHG_EN(0), &ddrmr->cr[38]);
+ writel(DDRMC_CR39_PHY_INI_COM(1024) | DDRMC_CR39_PHY_INI_STA(16) |
+ DDRMC_CR39_FRQ_CH_DLLOFF(2), &ddrmr->cr[39]);
+
+ writel(DDRMC_CR41_PHY_INI_STRT_INI_DIS, &ddrmr->cr[41]);
+ writel(DDRMC_CR48_MR1_DA_0(70) |
+ DDRMC_CR48_MR0_DA_0(1056), &ddrmr->cr[48]);
+
+ writel(DDRMC_CR66_ZQCL(timings->zqcl) |
+ DDRMC_CR66_ZQINIT(timings->zqinit), &ddrmr->cr[66]);
+ writel(DDRMC_CR67_ZQCS(timings->zqcs), &ddrmr->cr[67]);
+ writel(DDRMC_CR69_ZQ_ON_SREF_EX(2), &ddrmr->cr[69]);
+
+ writel(DDRMC_CR70_REF_PER_ZQ(timings->ref_per_zq), &ddrmr->cr[70]);
+ writel(DDRMC_CR72_ZQCS_ROTATE(0), &ddrmr->cr[72]);
+
+ writel(DDRMC_CR73_APREBIT(timings->aprebit) |
+ DDRMC_CR73_COL_DIFF(col_diff) |
+ DDRMC_CR73_ROW_DIFF(row_diff), &ddrmr->cr[73]);
+ writel(DDRMC_CR74_BANKSPLT_EN | DDRMC_CR74_ADDR_CMP_EN |
+ DDRMC_CR74_CMD_AGE_CNT(64) | DDRMC_CR74_AGE_CNT(64),
+ &ddrmr->cr[74]);
+ writel(DDRMC_CR75_RW_PG_EN | DDRMC_CR75_RW_EN | DDRMC_CR75_PRI_EN |
+ DDRMC_CR75_PLEN, &ddrmr->cr[75]);
+ writel(DDRMC_CR76_NQENT_ACTDIS(3) | DDRMC_CR76_D_RW_G_BKCN(3) |
+ DDRMC_CR76_W2R_SPLT_EN, &ddrmr->cr[76]);
+ writel(DDRMC_CR77_CS_MAP | DDRMC_CR77_DI_RD_INTLEAVE |
+ DDRMC_CR77_SWAP_EN, &ddrmr->cr[77]);
+ writel(DDRMC_CR78_Q_FULLNESS(7) |
+ DDRMC_CR78_BUR_ON_FLY_BIT(12), &ddrmr->cr[78]);
+ writel(DDRMC_CR79_CTLUPD_AREF(0), &ddrmr->cr[79]);
+
+ writel(DDRMC_CR82_INT_MASK, &ddrmr->cr[82]);
+
+ writel(DDRMC_CR87_ODT_WR_MAPCS0, &ddrmr->cr[87]);
+ writel(DDRMC_CR88_TODTL_CMD(4), &ddrmr->cr[88]);
+ writel(DDRMC_CR89_AODT_RWSMCS(2), &ddrmr->cr[89]);
+
+ writel(DDRMC_CR91_R2W_SMCSDL(2), &ddrmr->cr[91]);
+ writel(DDRMC_CR96_WLMRD(timings->wlmrd) |
+ DDRMC_CR96_WLDQSEN(timings->wldqsen), &ddrmr->cr[96]);
+
+ if (lvl != NULL)
+ ddrmc_ctrl_lvl_init(lvl);
+
+ writel(DDRMC_CR117_AXI0_W_PRI(0) |
+ DDRMC_CR117_AXI0_R_PRI(0), &ddrmr->cr[117]);
+ writel(DDRMC_CR118_AXI1_W_PRI(1) |
+ DDRMC_CR118_AXI1_R_PRI(1), &ddrmr->cr[118]);
+
+ writel(DDRMC_CR120_AXI0_PRI1_RPRI(2) |
+ DDRMC_CR120_AXI0_PRI0_RPRI(2), &ddrmr->cr[120]);
+ writel(DDRMC_CR121_AXI0_PRI3_RPRI(2) |
+ DDRMC_CR121_AXI0_PRI2_RPRI(2), &ddrmr->cr[121]);
+ writel(DDRMC_CR122_AXI1_PRI1_RPRI(1) | DDRMC_CR122_AXI1_PRI0_RPRI(1) |
+ DDRMC_CR122_AXI0_PRIRLX(100), &ddrmr->cr[122]);
+ writel(DDRMC_CR123_AXI1_P_ODR_EN | DDRMC_CR123_AXI1_PRI3_RPRI(1) |
+ DDRMC_CR123_AXI1_PRI2_RPRI(1), &ddrmr->cr[123]);
+ writel(DDRMC_CR124_AXI1_PRIRLX(100), &ddrmr->cr[124]);
+
+ writel(DDRMC_CR126_PHY_RDLAT(8), &ddrmr->cr[126]);
+ writel(DDRMC_CR132_WRLAT_ADJ(5) |
+ DDRMC_CR132_RDLAT_ADJ(6), &ddrmr->cr[132]);
+ writel(DDRMC_CR137_PHYCTL_DL(2), &ddrmr->cr[137]);
+ writel(DDRMC_CR138_PHY_WRLV_MXDL(256) |
+ DDRMC_CR138_PHYDRAM_CK_EN(1), &ddrmr->cr[138]);
+ writel(DDRMC_CR139_PHY_WRLV_RESPLAT(4) | DDRMC_CR139_PHY_WRLV_LOAD(7) |
+ DDRMC_CR139_PHY_WRLV_DLL(3) |
+ DDRMC_CR139_PHY_WRLV_EN(3), &ddrmr->cr[139]);
+ writel(DDRMC_CR140_PHY_WRLV_WW(64), &ddrmr->cr[140]);
+ writel(DDRMC_CR143_RDLV_GAT_MXDL(1536) |
+ DDRMC_CR143_RDLV_MXDL(128), &ddrmr->cr[143]);
+ writel(DDRMC_CR144_PHY_RDLVL_RES(4) | DDRMC_CR144_PHY_RDLV_LOAD(7) |
+ DDRMC_CR144_PHY_RDLV_DLL(3) |
+ DDRMC_CR144_PHY_RDLV_EN(3), &ddrmr->cr[144]);
+ writel(DDRMC_CR145_PHY_RDLV_RR(64), &ddrmr->cr[145]);
+ writel(DDRMC_CR146_PHY_RDLVL_RESP(64), &ddrmr->cr[146]);
+ writel(DDRMC_CR147_RDLV_RESP_MASK(983040), &ddrmr->cr[147]);
+ writel(DDRMC_CR148_RDLV_GATE_RESP_MASK(983040), &ddrmr->cr[148]);
+ writel(DDRMC_CR151_RDLV_GAT_DQ_ZERO_CNT(1) |
+ DDRMC_CR151_RDLVL_DQ_ZERO_CNT(1), &ddrmr->cr[151]);
+
+ writel(DDRMC_CR154_PAD_ZQ_EARLY_CMP_EN_TIMER(13) |
+ DDRMC_CR154_PAD_ZQ_MODE(1) |
+ DDRMC_CR154_DDR_SEL_PAD_CONTR(3) |
+ DDRMC_CR154_PAD_ZQ_HW_FOR(1), &ddrmr->cr[154]);
+ writel(DDRMC_CR155_PAD_ODT_BYTE1(2) |
+ DDRMC_CR155_PAD_ODT_BYTE0(2), &ddrmr->cr[155]);
+ writel(DDRMC_CR158_TWR(6), &ddrmr->cr[158]);
+ writel(DDRMC_CR161_ODT_EN(1) | DDRMC_CR161_TODTH_RD(2) |
+ DDRMC_CR161_TODTH_WR(2), &ddrmr->cr[161]);
+
+ ddrmc_phy_init();
+
+ writel(DDRMC_CR00_DRAM_CLASS_DDR3 | DDRMC_CR00_START, &ddrmr->cr[0]);
+
+ while (!(readl(&ddrmr->cr[80]) && 0x100))
+ udelay(10);
+}
diff --git a/arch/arm/include/asm/arch-am33xx/mux_am43xx.h b/arch/arm/include/asm/arch-am33xx/mux_am43xx.h
index 98fc2b5..2f4a3d1 100644
--- a/arch/arm/include/asm/arch-am33xx/mux_am43xx.h
+++ b/arch/arm/include/asm/arch-am33xx/mux_am43xx.h
@@ -137,14 +137,62 @@ struct pad_signals {
int mcasp0_fsr;
int mcasp0_axr1;
int mcasp0_ahclkx;
- int xdma_event_intr0;
- int xdma_event_intr1;
+ int cam0_hd;
+ int cam0_vd;
+ int cam0_field;
+ int cam0_wen;
+ int cam0_pclk;
+ int cam0_data8;
+ int cam0_data9;
+ int cam1_data9;
+ int cam1_data8;
+ int cam1_hd;
+ int cam1_vd;
+ int cam1_pclk;
+ int cam1_field;
+ int cam1_wen;
+ int cam1_data0;
+ int cam1_data1;
+ int cam1_data2;
+ int cam1_data3;
+ int cam1_data4;
+ int cam1_data5;
+ int cam1_data6;
+ int cam1_data7;
+ int cam0_data0;
+ int cam0_data1;
+ int cam0_data2;
+ int cam0_data3;
+ int cam0_data4;
+ int cam0_data5;
+ int cam0_data6;
+ int cam0_data7;
+ int uart3_rxd;
+ int uart3_txd;
+ int uart3_ctsn;
+ int uart3_rtsn;
+ int gpio5_8;
+ int gpio5_9;
+ int gpio5_10;
+ int gpio5_11;
+ int gpio5_12;
+ int gpio5_13;
+ int spi4_sclk;
+ int spi4_d0;
+ int spi4_d1;
+ int spi4_cs0;
+ int spi2_sclk;
+ int spi2_d0;
+ int spi2_d1;
+ int spi2_cs0;
+ int xdma_evt_intr0;
+ int xdma_evt_intr1;
+ int clkreq;
int nresetin_out;
- int porz;
- int nnmi;
- int osc0_in;
- int osc0_out;
int rsvd1;
+ int nnmi;
+ int rsvd2;
+ int rsvd3;
int tms;
int tdi;
int tdo;
@@ -154,34 +202,11 @@ struct pad_signals {
int emu1;
int osc1_in;
int osc1_out;
- int pmic_power_en;
int rtc_porz;
- int rsvd2;
- int ext_wakeup;
- int enz_kaldo_1p8v;
- int usb0_dm;
- int usb0_dp;
- int usb0_ce;
- int usb0_id;
- int usb0_vbus;
+ int ext_wakeup0;
+ int pmic_power_en0;
int usb0_drvvbus;
- int usb1_dm;
- int usb1_dp;
- int usb1_ce;
- int usb1_id;
- int usb1_vbus;
int usb1_drvvbus;
- int ddr_resetn;
- int ddr_csn0;
- int ddr_cke;
- int ddr_ck;
- int ddr_nck;
- int ddr_casn;
- int ddr_rasn;
- int ddr_wen;
- int ddr_ba0;
- int ddr_ba1;
- int ddr_ba2;
};
#endif /* _MUX_AM43XX_H_ */
diff --git a/arch/arm/include/asm/arch-arm720t/hardware.h b/arch/arm/include/asm/arch-arm720t/hardware.h
deleted file mode 100644
index 8ca42d9..0000000
--- a/arch/arm/include/asm/arch-arm720t/hardware.h
+++ /dev/null
@@ -1,17 +0,0 @@
-#ifndef __ARM7_HW_H
-#define __ARM7_HW_H
-
-/*
- * Copyright (c) 2004 Cucy Systems (http://www.cucy.com)
- * Curt Brune <curt@cucy.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#if defined(CONFIG_INTEGRATOR) && defined(CONFIG_ARCH_INTEGRATOR)
-/* include IntegratorCP/CM720T specific hardware file if there was one */
-#else
-#error No hardware file defined for this configuration
-#endif
-
-#endif /* __ARM7_HW_H */
diff --git a/arch/arm/include/asm/arch-stm32f4/fmc.h b/arch/arm/include/asm/arch-stm32f4/fmc.h
new file mode 100644
index 0000000..4ab3031
--- /dev/null
+++ b/arch/arm/include/asm/arch-stm32f4/fmc.h
@@ -0,0 +1,75 @@
+/*
+ * (C) Copyright 2013
+ * Pavel Boldin, Emcraft Systems, paboldin@emcraft.com
+ *
+ * (C) Copyright 2015
+ * Kamil Lulko, <rev13@wp.pl>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef _MACH_FMC_H_
+#define _MACH_FMC_H_
+
+struct stm32_fmc_regs {
+ u32 sdcr1; /* Control register 1 */
+ u32 sdcr2; /* Control register 2 */
+ u32 sdtr1; /* Timing register 1 */
+ u32 sdtr2; /* Timing register 2 */
+ u32 sdcmr; /* Mode register */
+ u32 sdrtr; /* Refresh timing register */
+ u32 sdsr; /* Status register */
+};
+
+/*
+ * FMC registers base
+ */
+#define STM32_SDRAM_FMC_BASE 0xA0000140
+#define STM32_SDRAM_FMC ((struct stm32_fmc_regs *)STM32_SDRAM_FMC_BASE)
+
+/* Control register SDCR */
+#define FMC_SDCR_RPIPE_SHIFT 13 /* RPIPE bit shift */
+#define FMC_SDCR_RBURST_SHIFT 12 /* RBURST bit shift */
+#define FMC_SDCR_SDCLK_SHIFT 10 /* SDRAM clock divisor shift */
+#define FMC_SDCR_WP_SHIFT 9 /* Write protection shift */
+#define FMC_SDCR_CAS_SHIFT 7 /* CAS latency shift */
+#define FMC_SDCR_NB_SHIFT 6 /* Number of banks shift */
+#define FMC_SDCR_MWID_SHIFT 4 /* Memory width shift */
+#define FMC_SDCR_NR_SHIFT 2 /* Number of row address bits shift */
+#define FMC_SDCR_NC_SHIFT 0 /* Number of col address bits shift */
+
+/* Timings register SDTR */
+#define FMC_SDTR_TMRD_SHIFT 0 /* Load mode register to active */
+#define FMC_SDTR_TXSR_SHIFT 4 /* Exit self-refresh time */
+#define FMC_SDTR_TRAS_SHIFT 8 /* Self-refresh time */
+#define FMC_SDTR_TRC_SHIFT 12 /* Row cycle delay */
+#define FMC_SDTR_TWR_SHIFT 16 /* Recovery delay */
+#define FMC_SDTR_TRP_SHIFT 20 /* Row precharge delay */
+#define FMC_SDTR_TRCD_SHIFT 24 /* Row-to-column delay */
+
+
+#define FMC_SDCMR_NRFS_SHIFT 5
+
+#define FMC_SDCMR_MODE_NORMAL 0
+#define FMC_SDCMR_MODE_START_CLOCK 1
+#define FMC_SDCMR_MODE_PRECHARGE 2
+#define FMC_SDCMR_MODE_AUTOREFRESH 3
+#define FMC_SDCMR_MODE_WRITE_MODE 4
+#define FMC_SDCMR_MODE_SELFREFRESH 5
+#define FMC_SDCMR_MODE_POWERDOWN 6
+
+#define FMC_SDCMR_BANK_1 (1 << 4)
+#define FMC_SDCMR_BANK_2 (1 << 3)
+
+#define FMC_SDCMR_MODE_REGISTER_SHIFT 9
+
+#define FMC_SDSR_BUSY (1 << 5)
+
+#define FMC_BUSY_WAIT() do { \
+ __asm__ __volatile__ ("dsb" : : : "memory"); \
+ while (STM32_SDRAM_FMC->sdsr & FMC_SDSR_BUSY) \
+ ; \
+ } while (0)
+
+
+#endif /* _MACH_FMC_H_ */
diff --git a/arch/arm/include/asm/arch-stm32f4/gpio.h b/arch/arm/include/asm/arch-stm32f4/gpio.h
new file mode 100644
index 0000000..7cd866e
--- /dev/null
+++ b/arch/arm/include/asm/arch-stm32f4/gpio.h
@@ -0,0 +1,116 @@
+/*
+ * (C) Copyright 2011
+ * Yuri Tikhonov, Emcraft Systems, yur@emcraft.com
+ *
+ * (C) Copyright 2015
+ * Kamil Lulko, <rev13@wp.pl>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef _STM32_GPIO_H_
+#define _STM32_GPIO_H_
+
+enum stm32_gpio_port {
+ STM32_GPIO_PORT_A = 0,
+ STM32_GPIO_PORT_B,
+ STM32_GPIO_PORT_C,
+ STM32_GPIO_PORT_D,
+ STM32_GPIO_PORT_E,
+ STM32_GPIO_PORT_F,
+ STM32_GPIO_PORT_G,
+ STM32_GPIO_PORT_H,
+ STM32_GPIO_PORT_I
+};
+
+enum stm32_gpio_pin {
+ STM32_GPIO_PIN_0 = 0,
+ STM32_GPIO_PIN_1,
+ STM32_GPIO_PIN_2,
+ STM32_GPIO_PIN_3,
+ STM32_GPIO_PIN_4,
+ STM32_GPIO_PIN_5,
+ STM32_GPIO_PIN_6,
+ STM32_GPIO_PIN_7,
+ STM32_GPIO_PIN_8,
+ STM32_GPIO_PIN_9,
+ STM32_GPIO_PIN_10,
+ STM32_GPIO_PIN_11,
+ STM32_GPIO_PIN_12,
+ STM32_GPIO_PIN_13,
+ STM32_GPIO_PIN_14,
+ STM32_GPIO_PIN_15
+};
+
+enum stm32_gpio_mode {
+ STM32_GPIO_MODE_IN = 0,
+ STM32_GPIO_MODE_OUT,
+ STM32_GPIO_MODE_AF,
+ STM32_GPIO_MODE_AN
+};
+
+enum stm32_gpio_otype {
+ STM32_GPIO_OTYPE_PP = 0,
+ STM32_GPIO_OTYPE_OD
+};
+
+enum stm32_gpio_speed {
+ STM32_GPIO_SPEED_2M = 0,
+ STM32_GPIO_SPEED_25M,
+ STM32_GPIO_SPEED_50M,
+ STM32_GPIO_SPEED_100M
+};
+
+enum stm32_gpio_pupd {
+ STM32_GPIO_PUPD_NO = 0,
+ STM32_GPIO_PUPD_UP,
+ STM32_GPIO_PUPD_DOWN
+};
+
+enum stm32_gpio_af {
+ STM32_GPIO_AF0 = 0,
+ STM32_GPIO_AF1,
+ STM32_GPIO_AF2,
+ STM32_GPIO_AF3,
+ STM32_GPIO_AF4,
+ STM32_GPIO_AF5,
+ STM32_GPIO_AF6,
+ STM32_GPIO_AF7,
+ STM32_GPIO_AF8,
+ STM32_GPIO_AF9,
+ STM32_GPIO_AF10,
+ STM32_GPIO_AF11,
+ STM32_GPIO_AF12,
+ STM32_GPIO_AF13,
+ STM32_GPIO_AF14,
+ STM32_GPIO_AF15
+};
+
+struct stm32_gpio_dsc {
+ enum stm32_gpio_port port;
+ enum stm32_gpio_pin pin;
+};
+
+struct stm32_gpio_ctl {
+ enum stm32_gpio_mode mode;
+ enum stm32_gpio_otype otype;
+ enum stm32_gpio_speed speed;
+ enum stm32_gpio_pupd pupd;
+ enum stm32_gpio_af af;
+};
+
+static inline unsigned stm32_gpio_to_port(unsigned gpio)
+{
+ return gpio / 16;
+}
+
+static inline unsigned stm32_gpio_to_pin(unsigned gpio)
+{
+ return gpio % 16;
+}
+
+int stm32_gpio_config(const struct stm32_gpio_dsc *gpio_dsc,
+ const struct stm32_gpio_ctl *gpio_ctl);
+int stm32_gpout_set(const struct stm32_gpio_dsc *gpio_dsc, int state);
+
+#endif /* _STM32_GPIO_H_ */
diff --git a/arch/arm/include/asm/arch-stm32f4/stm32.h b/arch/arm/include/asm/arch-stm32f4/stm32.h
new file mode 100644
index 0000000..a9f88db
--- /dev/null
+++ b/arch/arm/include/asm/arch-stm32f4/stm32.h
@@ -0,0 +1,108 @@
+/*
+ * (C) Copyright 2011
+ * Yuri Tikhonov, Emcraft Systems, yur@emcraft.com
+ *
+ * (C) Copyright 2015
+ * Kamil Lulko, <rev13@wp.pl>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef _MACH_STM32_H_
+#define _MACH_STM32_H_
+
+/*
+ * Peripheral memory map
+ */
+#define STM32_PERIPH_BASE 0x40000000
+#define STM32_APB1PERIPH_BASE (STM32_PERIPH_BASE + 0x00000000)
+#define STM32_APB2PERIPH_BASE (STM32_PERIPH_BASE + 0x00010000)
+#define STM32_AHB1PERIPH_BASE (STM32_PERIPH_BASE + 0x00020000)
+#define STM32_AHB2PERIPH_BASE (STM32_PERIPH_BASE + 0x10000000)
+
+#define STM32_BUS_MASK 0xFFFF0000
+
+/*
+ * Register maps
+ */
+struct stm32_rcc_regs {
+ u32 cr; /* RCC clock control */
+ u32 pllcfgr; /* RCC PLL configuration */
+ u32 cfgr; /* RCC clock configuration */
+ u32 cir; /* RCC clock interrupt */
+ u32 ahb1rstr; /* RCC AHB1 peripheral reset */
+ u32 ahb2rstr; /* RCC AHB2 peripheral reset */
+ u32 ahb3rstr; /* RCC AHB3 peripheral reset */
+ u32 rsv0;
+ u32 apb1rstr; /* RCC APB1 peripheral reset */
+ u32 apb2rstr; /* RCC APB2 peripheral reset */
+ u32 rsv1[2];
+ u32 ahb1enr; /* RCC AHB1 peripheral clock enable */
+ u32 ahb2enr; /* RCC AHB2 peripheral clock enable */
+ u32 ahb3enr; /* RCC AHB3 peripheral clock enable */
+ u32 rsv2;
+ u32 apb1enr; /* RCC APB1 peripheral clock enable */
+ u32 apb2enr; /* RCC APB2 peripheral clock enable */
+ u32 rsv3[2];
+ u32 ahb1lpenr; /* RCC AHB1 periph clk enable in low pwr mode */
+ u32 ahb2lpenr; /* RCC AHB2 periph clk enable in low pwr mode */
+ u32 ahb3lpenr; /* RCC AHB3 periph clk enable in low pwr mode */
+ u32 rsv4;
+ u32 apb1lpenr; /* RCC APB1 periph clk enable in low pwr mode */
+ u32 apb2lpenr; /* RCC APB2 periph clk enable in low pwr mode */
+ u32 rsv5[2];
+ u32 bdcr; /* RCC Backup domain control */
+ u32 csr; /* RCC clock control & status */
+ u32 rsv6[2];
+ u32 sscgr; /* RCC spread spectrum clock generation */
+ u32 plli2scfgr; /* RCC PLLI2S configuration */
+ u32 pllsaicfgr;
+ u32 dckcfgr;
+};
+
+struct stm32_pwr_regs {
+ u32 cr;
+ u32 csr;
+};
+
+struct stm32_flash_regs {
+ u32 acr;
+ u32 key;
+ u32 optkeyr;
+ u32 sr;
+ u32 cr;
+ u32 optcr;
+ u32 optcr1;
+};
+
+/*
+ * Registers access macros
+ */
+#define STM32_RCC_BASE (STM32_AHB1PERIPH_BASE + 0x3800)
+#define STM32_RCC ((struct stm32_rcc_regs *)STM32_RCC_BASE)
+
+#define STM32_PWR_BASE (STM32_APB1PERIPH_BASE + 0x7000)
+#define STM32_PWR ((struct stm32_pwr_regs *)STM32_PWR_BASE)
+
+#define STM32_FLASH_BASE (STM32_AHB1PERIPH_BASE + 0x3C00)
+#define STM32_FLASH ((struct stm32_flash_regs *)STM32_FLASH_BASE)
+
+#define STM32_FLASH_SR_BSY (1 << 16)
+
+#define STM32_FLASH_CR_PG (1 << 0)
+#define STM32_FLASH_CR_SER (1 << 1)
+#define STM32_FLASH_CR_STRT (1 << 16)
+#define STM32_FLASH_CR_LOCK (1 << 31)
+#define STM32_FLASH_CR_SNB_OFFSET 3
+
+enum clock {
+ CLOCK_CORE,
+ CLOCK_AHB,
+ CLOCK_APB1,
+ CLOCK_APB2
+};
+
+int configure_clocks(void);
+unsigned long clock_get(enum clock clck);
+
+#endif /* _MACH_STM32_H_ */
diff --git a/arch/arm/include/asm/arch-tegra114/hardware.h b/arch/arm/include/asm/arch-tegra114/hardware.h
deleted file mode 100644
index c21fbb6..0000000
--- a/arch/arm/include/asm/arch-tegra114/hardware.h
+++ /dev/null
@@ -1,22 +0,0 @@
-/*
- * Copyright (c) 2010-2013, NVIDIA CORPORATION. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#ifndef _TEGRA114_HARDWARE_H_
-#define _TEGRA114_HARDWARE_H_
-
-/* include tegra specific hardware definitions */
-
-#endif /* _TEGRA114_HARDWARE_H_ */
diff --git a/arch/arm/include/asm/arch-tegra124/hardware.h b/arch/arm/include/asm/arch-tegra124/hardware.h
deleted file mode 100644
index 114fce8..0000000
--- a/arch/arm/include/asm/arch-tegra124/hardware.h
+++ /dev/null
@@ -1,16 +0,0 @@
-/*
- * (C) Copyright 2013
- * NVIDIA Corporation <www.nvidia.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#ifndef _TEGRA124_HARDWARE_H_
-#define _TEGRA124_HARDWARE_H_
-
-/*
- * Include Tegra-specific hardware definitions
- * Nothing needed currently for Tegra124
- */
-
-#endif /* _TEGRA124_HARDWARE_H_ */
diff --git a/arch/arm/include/asm/arch-tegra20/hardware.h b/arch/arm/include/asm/arch-tegra20/hardware.h
deleted file mode 100644
index a295894..0000000
--- a/arch/arm/include/asm/arch-tegra20/hardware.h
+++ /dev/null
@@ -1,13 +0,0 @@
-/*
-* (C) Copyright 2010-2011
-* NVIDIA Corporation <www.nvidia.com>
-*
- * SPDX-License-Identifier: GPL-2.0+
-*/
-
-#ifndef __TEGRA2_HW_H
-#define __TEGRA2_HW_H
-
-/* include tegra specific hardware definitions */
-
-#endif /* __TEGRA2_HW_H */
diff --git a/arch/arm/include/asm/arch-tegra30/hardware.h b/arch/arm/include/asm/arch-tegra30/hardware.h
deleted file mode 100644
index b1a5aa9..0000000
--- a/arch/arm/include/asm/arch-tegra30/hardware.h
+++ /dev/null
@@ -1,22 +0,0 @@
-/*
- * Copyright (c) 2010-2012, NVIDIA CORPORATION. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#ifndef _TEGRA30_HARDWARE_H_
-#define _TEGRA30_HARDWARE_H_
-
-/* include tegra specific hardware definitions */
-
-#endif /* _TEGRA30-HARDWARE_H_ */
diff --git a/arch/arm/include/asm/arch-vf610/crm_regs.h b/arch/arm/include/asm/arch-vf610/crm_regs.h
index 724682c..bc6db2a 100644
--- a/arch/arm/include/asm/arch-vf610/crm_regs.h
+++ b/arch/arm/include/asm/arch-vf610/crm_regs.h
@@ -189,6 +189,7 @@ struct anadig_reg {
#define CCM_REG_CTRL_MASK 0xffffffff
#define CCM_CCGR0_UART0_CTRL_MASK (0x3 << 14)
#define CCM_CCGR0_UART1_CTRL_MASK (0x3 << 16)
+#define CCM_CCGR1_USBC0_CTRL_MASK (0x3 << 8)
#define CCM_CCGR1_PIT_CTRL_MASK (0x3 << 14)
#define CCM_CCGR1_WDOGA5_CTRL_MASK (0x3 << 28)
#define CCM_CCGR2_QSPI0_CTRL_MASK (0x3 << 8)
@@ -199,6 +200,7 @@ struct anadig_reg {
#define CCM_CCGR2_PORTD_CTRL_MASK (0x3 << 24)
#define CCM_CCGR2_PORTE_CTRL_MASK (0x3 << 26)
#define CCM_CCGR3_ANADIG_CTRL_MASK 0x3
+#define CCM_CCGR3_SCSC_CTRL_MASK (0x3 << 4)
#define CCM_CCGR4_WKUP_CTRL_MASK (0x3 << 20)
#define CCM_CCGR4_CCM_CTRL_MASK (0x3 << 22)
#define CCM_CCGR4_GPC_CTRL_MASK (0x3 << 24)
@@ -206,14 +208,23 @@ struct anadig_reg {
#define CCM_CCGR6_OCOTP_CTRL_MASK (0x3 << 10)
#define CCM_CCGR6_DDRMC_CTRL_MASK (0x3 << 28)
#define CCM_CCGR7_SDHC1_CTRL_MASK (0x3 << 4)
+#define CCM_CCGR7_USBC1_CTRL_MASK (0x3 << 8)
#define CCM_CCGR9_FEC0_CTRL_MASK 0x3
#define CCM_CCGR9_FEC1_CTRL_MASK (0x3 << 2)
#define CCM_CCGR10_NFC_CTRL_MASK 0x3
+#define ANADIG_PLL7_CTRL_BYPASS (1 << 16)
+#define ANADIG_PLL7_CTRL_ENABLE (1 << 13)
+#define ANADIG_PLL7_CTRL_POWERDOWN (1 << 12)
+#define ANADIG_PLL7_CTRL_DIV_SELECT (1 << 1)
#define ANADIG_PLL5_CTRL_BYPASS (1 << 16)
#define ANADIG_PLL5_CTRL_ENABLE (1 << 13)
#define ANADIG_PLL5_CTRL_POWERDOWN (1 << 12)
#define ANADIG_PLL5_CTRL_DIV_SELECT 1
+#define ANADIG_PLL3_CTRL_BYPASS (1 << 16)
+#define ANADIG_PLL3_CTRL_ENABLE (1 << 13)
+#define ANADIG_PLL3_CTRL_POWERDOWN (1 << 12)
+#define ANADIG_PLL3_CTRL_DIV_SELECT (1 << 1)
#define ANADIG_PLL2_CTRL_ENABLE (1 << 13)
#define ANADIG_PLL2_CTRL_POWERDOWN (1 << 12)
#define ANADIG_PLL2_CTRL_DIV_SELECT 1
diff --git a/arch/arm/include/asm/arch-vf610/ddrmc-vf610.h b/arch/arm/include/asm/arch-vf610/ddrmc-vf610.h
new file mode 100644
index 0000000..6730cde
--- /dev/null
+++ b/arch/arm/include/asm/arch-vf610/ddrmc-vf610.h
@@ -0,0 +1,72 @@
+/*
+ * Copyright (C) 2015
+ * Toradex, Inc.
+ *
+ * Authors: Stefan Agner
+ * Sanchayan Maity
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef __ASM_ARCH_VF610_DDRMC_H
+#define __ASM_ARCH_VF610_DDRMC_H
+
+struct ddrmc_lvl_info {
+ u16 wrlvl_reg_en;
+ u16 wrlvl_dl_0;
+ u16 wrlvl_dl_1;
+ u16 rdlvl_gt_reg_en;
+ u16 rdlvl_gt_dl_0;
+ u16 rdlvl_gt_dl_1;
+ u16 rdlvl_reg_en;
+ u16 rdlvl_dl_0;
+ u16 rdlvl_dl_1;
+};
+
+struct ddr3_jedec_timings {
+ u8 tinit;
+ u32 trst_pwron;
+ u32 cke_inactive;
+ u8 wrlat;
+ u8 caslat_lin;
+ u8 trc;
+ u8 trrd;
+ u8 tccd;
+ u8 tfaw;
+ u8 trp;
+ u8 twtr;
+ u8 tras_min;
+ u8 tmrd;
+ u8 trtp;
+ u32 tras_max;
+ u8 tmod;
+ u8 tckesr;
+ u8 tcke;
+ u8 trcd_int;
+ u8 tdal;
+ u16 tdll;
+ u8 trp_ab;
+ u16 tref;
+ u8 trfc;
+ u8 tpdex;
+ u8 txpdll;
+ u8 txsnr;
+ u16 txsr;
+ u8 cksrx;
+ u8 cksre;
+ u16 zqcl;
+ u16 zqinit;
+ u8 zqcs;
+ u8 ref_per_zq;
+ u8 aprebit;
+ u8 wlmrd;
+ u8 wldqsen;
+};
+
+void ddrmc_setup_iomux(void);
+void ddrmc_phy_init(void);
+void ddrmc_ctrl_init_ddr3(struct ddr3_jedec_timings const *timings,
+ struct ddrmc_lvl_info *lvl,
+ int col_diff, int row_diff);
+
+#endif
diff --git a/arch/arm/include/asm/arch-vf610/imx-regs.h b/arch/arm/include/asm/arch-vf610/imx-regs.h
index 6b10bdf..a7d765a 100644
--- a/arch/arm/include/asm/arch-vf610/imx-regs.h
+++ b/arch/arm/include/asm/arch-vf610/imx-regs.h
@@ -52,6 +52,7 @@
#define SAI2_BASE_ADDR (AIPS0_BASE_ADDR + 0x00031000)
#define SAI3_BASE_ADDR (AIPS0_BASE_ADDR + 0x00032000)
#define CRC_BASE_ADDR (AIPS0_BASE_ADDR + 0x00033000)
+#define USBC0_BASE_ADDR (AIPS0_BASE_ADDR + 0x00034000)
#define PDB_BASE_ADDR (AIPS0_BASE_ADDR + 0x00036000)
#define PIT_BASE_ADDR (AIPS0_BASE_ADDR + 0x00037000)
#define FTM0_BASE_ADDR (AIPS0_BASE_ADDR + 0x00038000)
@@ -65,7 +66,9 @@
#define QSPI0_BASE_ADDR (AIPS0_BASE_ADDR + 0x00044000)
#define IOMUXC_BASE_ADDR (AIPS0_BASE_ADDR + 0x00048000)
#define ANADIG_BASE_ADDR (AIPS0_BASE_ADDR + 0x00050000)
-#define SCSCM_BASE_ADDR (AIPS0_BASE_ADDR + 0x00052000)
+#define USB_PHY0_BASE_ADDR (AIPS0_BASE_ADDR + 0x00050800)
+#define USB_PHY1_BASE_ADDR (AIPS0_BASE_ADDR + 0x00050C00)
+#define SCSC_BASE_ADDR (AIPS0_BASE_ADDR + 0x00052000)
#define ASRC_BASE_ADDR (AIPS0_BASE_ADDR + 0x00060000)
#define SPDIF_BASE_ADDR (AIPS0_BASE_ADDR + 0x00061000)
#define ESAI_BASE_ADDR (AIPS0_BASE_ADDR + 0x00062000)
@@ -84,6 +87,7 @@
#define DDR_BASE_ADDR (AIPS1_BASE_ADDR + 0x0002E000)
#define ESDHC0_BASE_ADDR (AIPS1_BASE_ADDR + 0x00031000)
#define ESDHC1_BASE_ADDR (AIPS1_BASE_ADDR + 0x00032000)
+#define USBC1_BASE_ADDR (AIPS1_BASE_ADDR + 0x00034000)
#define ENET_BASE_ADDR (AIPS1_BASE_ADDR + 0x00050000)
#define ENET1_BASE_ADDR (AIPS1_BASE_ADDR + 0x00051000)
#define NFC_BASE_ADDR (AIPS1_BASE_ADDR + 0x00060000)
@@ -196,8 +200,8 @@
#define DDRMC_CR96_WLMRD(v) (((v) & 0x3f) << 8)
#define DDRMC_CR96_WLDQSEN(v) ((v) & 0x3f)
#define DDRMC_CR97_WRLVL_EN (1 << 24)
-#define DDRMC_CR98_WRLVL_DL_0 (0)
-#define DDRMC_CR99_WRLVL_DL_1 (0)
+#define DDRMC_CR98_WRLVL_DL_0(v) ((v) & 0xffff)
+#define DDRMC_CR99_WRLVL_DL_1(v) ((v) & 0xffff)
#define DDRMC_CR102_RDLVL_GT_REGEN (1 << 16)
#define DDRMC_CR102_RDLVL_REG_EN (1 << 8)
#define DDRMC_CR105_RDLVL_DL_0(v) (((v) & 0xff) << 8)
@@ -263,6 +267,14 @@
#define SRC_SRSR_WDOG_M4 (0x1 << 4)
#define SRC_SRSR_WDOG_A5 (0x1 << 3)
#define SRC_SRSR_POR_RST (0x1 << 0)
+#define SRC_SBMR2_BMOD_MASK (0x3 << 24)
+#define SRC_SBMR2_BMOD_SHIFT 24
+#define SRC_SBMR2_BMOD_FUSES 0x0
+#define SRC_SBMR2_BMOD_SERIAL 0x1
+#define SRC_SBMR2_BMOD_RCON 0x2
+
+/* Slow Clock Source Controller Module (SCSC) */
+#define SCSC_SOSC_CTR_SOSC_EN 0x1
#if !(defined(__KERNEL_STRICT_NAMES) || defined(__ASSEMBLY__))
#include <asm/types.h>
@@ -448,6 +460,24 @@ struct mscm_ir {
u16 rsvd3[848];
};
+/* SCSC */
+struct scsc_reg {
+ u32 sirc_ctr;
+ u32 sosc_ctr;
+};
+
+/* MSCM */
+struct mscm {
+ u32 cpxtype;
+ u32 cpxnum;
+ u32 cpxmaster;
+ u32 cpxcount;
+ u32 cpxcfg0;
+ u32 cpxcfg1;
+ u32 cpxcfg2;
+ u32 cpxcfg3;
+};
+
#endif /* __ASSEMBLER__*/
#endif /* __ASM_ARCH_IMX_REGS_H__ */
diff --git a/arch/arm/include/asm/armv7m.h b/arch/arm/include/asm/armv7m.h
new file mode 100644
index 0000000..d2aa1c4
--- /dev/null
+++ b/arch/arm/include/asm/armv7m.h
@@ -0,0 +1,60 @@
+/*
+ * (C) Copyright 2010,2011
+ * Vladimir Khusainov, Emcraft Systems, vlad@emcraft.com
+ *
+ * (C) Copyright 2015
+ * Kamil Lulko, <rev13@wp.pl>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#ifndef ARMV7M_H
+#define ARMV7M_H
+
+#if defined(__ASSEMBLY__)
+.syntax unified
+.thumb
+#endif
+
+#define V7M_SCB_BASE 0xE000ED00
+#define V7M_MPU_BASE 0xE000ED90
+
+#define V7M_SCB_VTOR 0x08
+
+#if !defined(__ASSEMBLY__)
+struct v7m_scb {
+ uint32_t cpuid; /* CPUID Base Register */
+ uint32_t icsr; /* Interrupt Control and State Register */
+ uint32_t vtor; /* Vector Table Offset Register */
+ uint32_t aircr; /* App Interrupt and Reset Control Register */
+};
+#define V7M_SCB ((struct v7m_scb *)V7M_SCB_BASE)
+
+#define V7M_AIRCR_VECTKEY 0x5fa
+#define V7M_AIRCR_VECTKEY_SHIFT 16
+#define V7M_AIRCR_ENDIAN (1 << 15)
+#define V7M_AIRCR_PRIGROUP_SHIFT 8
+#define V7M_AIRCR_PRIGROUP_MSK (0x7 << V7M_AIRCR_PRIGROUP_SHIFT)
+#define V7M_AIRCR_SYSRESET (1 << 2)
+
+#define V7M_ICSR_VECTACT_MSK 0xFF
+
+struct v7m_mpu {
+ uint32_t type; /* Type Register */
+ uint32_t ctrl; /* Control Register */
+ uint32_t rnr; /* Region Number Register */
+ uint32_t rbar; /* Region Base Address Register */
+ uint32_t rasr; /* Region Attribute and Size Register */
+};
+#define V7M_MPU ((struct v7m_mpu *)V7M_MPU_BASE)
+
+#define V7M_MPU_CTRL_ENABLE (1 << 0)
+#define V7M_MPU_CTRL_HFNMIENA (1 << 1)
+
+#define V7M_MPU_RASR_EN (1 << 0)
+#define V7M_MPU_RASR_SIZE_BITS 1
+#define V7M_MPU_RASR_SIZE_4GB (31 << V7M_MPU_RASR_SIZE_BITS)
+#define V7M_MPU_RASR_AP_RW_RW (3 << 24)
+
+#endif /* !defined(__ASSEMBLY__) */
+#endif /* ARMV7M_H */
diff --git a/arch/arm/include/asm/imx-common/regs-usbphy.h b/arch/arm/include/asm/imx-common/regs-usbphy.h
new file mode 100644
index 0000000..220e45f
--- /dev/null
+++ b/arch/arm/include/asm/imx-common/regs-usbphy.h
@@ -0,0 +1,26 @@
+/*
+ * Freescale USB PHY Register Definitions
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ *
+ */
+
+#ifndef __REGS_USBPHY_H__
+#define __REGS_USBPHY_H__
+
+#define USBPHY_CTRL 0x00000030
+#define USBPHY_CTRL_SET 0x00000034
+#define USBPHY_CTRL_CLR 0x00000038
+#define USBPHY_CTRL_TOG 0x0000003C
+#define USBPHY_PWD 0x00000000
+#define USBPHY_TX 0x00000010
+#define USBPHY_RX 0x00000020
+#define USBPHY_DEBUG 0x00000050
+
+#define USBPHY_CTRL_ENUTMILEVEL2 (1 << 14)
+#define USBPHY_CTRL_ENUTMILEVEL3 (1 << 15)
+#define USBPHY_CTRL_OTG_ID (1 << 27)
+#define USBPHY_CTRL_CLKGATE (1 << 30)
+#define USBPHY_CTRL_SFTRST (1 << 31)
+
+#endif /* __REGS_USBPHY_H__ */
diff --git a/arch/arm/include/asm/mach-types.h b/arch/arm/include/asm/mach-types.h
index c424a22..5afe791 100644
--- a/arch/arm/include/asm/mach-types.h
+++ b/arch/arm/include/asm/mach-types.h
@@ -1108,6 +1108,7 @@ extern unsigned int __machine_arch_type;
#define MACH_TYPE_KZM9G 4140
#define MACH_TYPE_COLIBRI_T30 4493
#define MACH_TYPE_APALIS_T30 4513
+#define MACH_TYPE_OMAPL138_LCDK 2495
#ifdef CONFIG_ARCH_EBSA110
# ifdef machine_arch_type
diff --git a/arch/arm/include/asm/omap_common.h b/arch/arm/include/asm/omap_common.h
index c8c3e71..b0296fb 100644
--- a/arch/arm/include/asm/omap_common.h
+++ b/arch/arm/include/asm/omap_common.h
@@ -362,6 +362,10 @@ struct omap_sys_ctrl_regs {
u32 control_core_control_io1;
u32 control_core_control_io2;
u32 control_id_code;
+ u32 control_std_fuse_die_id_0;
+ u32 control_std_fuse_die_id_1;
+ u32 control_std_fuse_die_id_2;
+ u32 control_std_fuse_die_id_3;
u32 control_std_fuse_opp_bgap;
u32 control_ldosram_iva_voltage_ctrl;
u32 control_ldosram_mpu_voltage_ctrl;
@@ -578,6 +582,7 @@ void abb_setup(u32 fuse, u32 ldovbb, u32 setup, u32 control,
s8 abb_setup_ldovbb(u32 fuse, u32 ldovbb);
void usb_fake_mac_from_die_id(u32 *id);
+void usb_set_serial_num_from_die_id(u32 *id);
void omap_smc1(u32 service, u32 val);
diff --git a/arch/arm/lib/Makefile b/arch/arm/lib/Makefile
index da8ed72..0e1ad0e 100644
--- a/arch/arm/lib/Makefile
+++ b/arch/arm/lib/Makefile
@@ -8,7 +8,9 @@
lib-$(CONFIG_USE_PRIVATE_LIBGCC) += _ashldi3.o _ashrdi3.o _divsi3.o \
_lshrdi3.o _modsi3.o _udivsi3.o _umodsi3.o div0.o
-ifdef CONFIG_ARM64
+ifdef CONFIG_CPU_V7M
+obj-y += vectors_m.o crt0.o
+else ifdef CONFIG_ARM64
obj-y += crt0_64.o
else
obj-y += vectors.o crt0.o
@@ -36,7 +38,9 @@ obj-$(CONFIG_SEMIHOSTING) += semihosting.o
obj-y += sections.o
obj-y += stack.o
-ifdef CONFIG_ARM64
+ifdef CONFIG_CPU_V7M
+obj-y += interrupts_m.o
+else ifdef CONFIG_ARM64
obj-y += gic_64.o
obj-y += interrupts_64.o
else
diff --git a/arch/arm/lib/crt0.S b/arch/arm/lib/crt0.S
index 92d3732..afd4f10 100644
--- a/arch/arm/lib/crt0.S
+++ b/arch/arm/lib/crt0.S
@@ -9,6 +9,9 @@
#include <config.h>
#include <asm-offsets.h>
#include <linux/linkage.h>
+#ifdef CONFIG_CPU_V7M
+#include <asm/armv7m.h>
+#endif
/*
* This file handles the target-independent stages of the U-Boot
@@ -66,15 +69,30 @@ ENTRY(_main)
#else
ldr sp, =(CONFIG_SYS_INIT_SP_ADDR)
#endif
+#if defined(CONFIG_CPU_V7M) /* v7M forbids using SP as BIC destination */
+ mov r3, sp
+ bic r3, r3, #7
+ mov sp, r3
+#else
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
+#endif
mov r2, sp
sub sp, sp, #GD_SIZE /* allocate one GD above SP */
+#if defined(CONFIG_CPU_V7M) /* v7M forbids using SP as BIC destination */
+ mov r3, sp
+ bic r3, r3, #7
+ mov sp, r3
+#else
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
+#endif
mov r9, sp /* GD is above SP */
mov r1, sp
mov r0, #0
clr_gd:
cmp r1, r2 /* while not at end of GD */
+#if defined(CONFIG_CPU_V7M)
+ itt lo
+#endif
strlo r0, [r1] /* clear 32-bit GD word */
addlo r1, r1, #4 /* move to next */
blo clr_gd
@@ -94,13 +112,22 @@ clr_gd:
*/
ldr sp, [r9, #GD_START_ADDR_SP] /* sp = gd->start_addr_sp */
+#if defined(CONFIG_CPU_V7M) /* v7M forbids using SP as BIC destination */
+ mov r3, sp
+ bic r3, r3, #7
+ mov sp, r3
+#else
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
+#endif
ldr r9, [r9, #GD_BD] /* r9 = gd->bd */
sub r9, r9, #GD_SIZE /* new GD is below bd */
adr lr, here
ldr r0, [r9, #GD_RELOC_OFF] /* r0 = gd->reloc_off */
add lr, lr, r0
+#if defined(CONFIG_CPU_V7M)
+ orr lr, #1 /* As required by Thumb-only */
+#endif
ldr r0, [r9, #GD_RELOCADDR] /* r0 = gd->relocaddr */
b relocate_code
here:
@@ -134,6 +161,9 @@ here:
mov r2, #0x00000000 /* prepare zero to clear BSS */
clbss_l:cmp r0, r1 /* while not at end of BSS */
+#if defined(CONFIG_CPU_V7M)
+ itt lo
+#endif
strlo r2, [r0] /* clear 32-bit BSS word */
addlo r0, r0, #4 /* move to next */
blo clbss_l
diff --git a/arch/arm/lib/interrupts_m.c b/arch/arm/lib/interrupts_m.c
new file mode 100644
index 0000000..89ce493
--- /dev/null
+++ b/arch/arm/lib/interrupts_m.c
@@ -0,0 +1,95 @@
+/*
+ * (C) Copyright 2015
+ * Kamil Lulko, <rev13@wp.pl>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+
+/*
+ * Upon exception entry ARMv7-M processors automatically save stack
+ * frames containing some registers. For simplicity initial
+ * implementation uses only this auto-saved stack frame.
+ * This does not contain complete register set dump,
+ * only R0-R3, R12, LR, PC and xPSR are saved.
+ */
+
+struct autosave_regs {
+ long uregs[8];
+};
+
+#define ARM_XPSR uregs[7]
+#define ARM_PC uregs[6]
+#define ARM_LR uregs[5]
+#define ARM_R12 uregs[4]
+#define ARM_R3 uregs[3]
+#define ARM_R2 uregs[2]
+#define ARM_R1 uregs[1]
+#define ARM_R0 uregs[0]
+
+int interrupt_init(void)
+{
+ return 0;
+}
+
+void enable_interrupts(void)
+{
+ return;
+}
+
+int disable_interrupts(void)
+{
+ return 0;
+}
+
+void dump_regs(struct autosave_regs *regs)
+{
+ printf("pc : %08lx lr : %08lx xPSR : %08lx\n",
+ regs->ARM_PC, regs->ARM_LR, regs->ARM_XPSR);
+ printf("r12 : %08lx r3 : %08lx r2 : %08lx\n"
+ "r1 : %08lx r0 : %08lx\n",
+ regs->ARM_R12, regs->ARM_R3, regs->ARM_R2,
+ regs->ARM_R1, regs->ARM_R0);
+}
+
+void bad_mode(void)
+{
+ panic("Resetting CPU ...\n");
+ reset_cpu(0);
+}
+
+void do_hard_fault(struct autosave_regs *autosave_regs)
+{
+ printf("Hard fault\n");
+ dump_regs(autosave_regs);
+ bad_mode();
+}
+
+void do_mm_fault(struct autosave_regs *autosave_regs)
+{
+ printf("Memory management fault\n");
+ dump_regs(autosave_regs);
+ bad_mode();
+}
+
+void do_bus_fault(struct autosave_regs *autosave_regs)
+{
+ printf("Bus fault\n");
+ dump_regs(autosave_regs);
+ bad_mode();
+}
+
+void do_usage_fault(struct autosave_regs *autosave_regs)
+{
+ printf("Usage fault\n");
+ dump_regs(autosave_regs);
+ bad_mode();
+}
+
+void do_invalid_entry(struct autosave_regs *autosave_regs)
+{
+ printf("Exception\n");
+ dump_regs(autosave_regs);
+ bad_mode();
+}
diff --git a/arch/arm/lib/relocate.S b/arch/arm/lib/relocate.S
index 92f5314..475d503 100644
--- a/arch/arm/lib/relocate.S
+++ b/arch/arm/lib/relocate.S
@@ -9,6 +9,9 @@
#include <asm-offsets.h>
#include <config.h>
#include <linux/linkage.h>
+#ifdef CONFIG_CPU_V7M
+#include <asm/armv7m.h>
+#endif
/*
* Default/weak exception vectors relocation routine
@@ -23,6 +26,15 @@
ENTRY(relocate_vectors)
+#ifdef CONFIG_CPU_V7M
+ /*
+ * On ARMv7-M we only have to write the new vector address
+ * to VTOR register.
+ */
+ ldr r0, [r9, #GD_RELOCADDR] /* r0 = gd->relocaddr */
+ ldr r1, =V7M_SCB_BASE
+ str r0, [r1, V7M_SCB_VTOR]
+#else
#ifdef CONFIG_HAS_VBAR
/*
* If the ARM processor has the security extensions,
@@ -47,6 +59,7 @@ ENTRY(relocate_vectors)
ldmia r0!, {r2-r8,r10}
stmia r1!, {r2-r8,r10}
#endif
+#endif
bx lr
ENDPROC(relocate_vectors)
diff --git a/arch/arm/lib/vectors_m.S b/arch/arm/lib/vectors_m.S
new file mode 100644
index 0000000..abc7f88
--- /dev/null
+++ b/arch/arm/lib/vectors_m.S
@@ -0,0 +1,57 @@
+/*
+ * (C) Copyright 2015
+ * Kamil Lulko, <rev13@wp.pl>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <config.h>
+#include <asm/armv7m.h>
+#include <linux/linkage.h>
+
+.type __hard_fault_entry, %function
+__hard_fault_entry:
+ mov r0, sp @ pass auto-saved registers as argument
+ b do_hard_fault
+
+.type __mm_fault_entry, %function
+__mm_fault_entry:
+ mov r0, sp @ pass auto-saved registers as argument
+ b do_mm_fault
+
+.type __bus_fault_entry, %function
+__bus_fault_entry:
+ mov r0, sp @ pass auto-saved registers as argument
+ b do_bus_fault
+
+.type __usage_fault_entry, %function
+__usage_fault_entry:
+ mov r0, sp @ pass auto-saved registers as argument
+ b do_usage_fault
+
+.type __invalid_entry, %function
+__invalid_entry:
+ mov r0, sp @ pass auto-saved registers as argument
+ b do_invalid_entry
+
+ .section .vectors
+ENTRY(_start)
+ .long CONFIG_SYS_INIT_SP_ADDR @ 0 - Reset stack pointer
+ .long reset @ 1 - Reset
+ .long __invalid_entry @ 2 - NMI
+ .long __hard_fault_entry @ 3 - HardFault
+ .long __mm_fault_entry @ 4 - MemManage
+ .long __bus_fault_entry @ 5 - BusFault
+ .long __usage_fault_entry @ 6 - UsageFault
+ .long __invalid_entry @ 7 - Reserved
+ .long __invalid_entry @ 8 - Reserved
+ .long __invalid_entry @ 9 - Reserved
+ .long __invalid_entry @ 10 - Reserved
+ .long __invalid_entry @ 11 - SVCall
+ .long __invalid_entry @ 12 - Debug Monitor
+ .long __invalid_entry @ 13 - Reserved
+ .long __invalid_entry @ 14 - PendSV
+ .long __invalid_entry @ 15 - SysTick
+ .rept 255 - 16
+ .long __invalid_entry @ 16..255 - External Interrupts
+ .endr
diff --git a/arch/arm/mach-davinci/Kconfig b/arch/arm/mach-davinci/Kconfig
index 6827721..3ef55d3 100644
--- a/arch/arm/mach-davinci/Kconfig
+++ b/arch/arm/mach-davinci/Kconfig
@@ -21,6 +21,10 @@ config TARGET_CAM_ENC_4XX
bool "CAM ENC 4xx board"
select SUPPORT_SPL
+config TARGET_OMAPL138_LCDK
+ bool "OMAPL138 LCDK"
+ select SUPPORT_SPL
+
config TARGET_DAVINCI_DM355EVM
bool "DM355 EVM board"
diff --git a/arch/arm/mach-integrator/Kconfig b/arch/arm/mach-integrator/Kconfig
new file mode 100644
index 0000000..8ffc544
--- /dev/null
+++ b/arch/arm/mach-integrator/Kconfig
@@ -0,0 +1,54 @@
+menu "Integrator Options"
+ depends on ARCH_INTEGRATOR
+
+choice
+ prompt "Integrator platform select"
+
+config ARCH_INTEGRATOR_AP
+ bool "Support Integrator/AP platform"
+
+config ARCH_INTEGRATOR_CP
+ bool "Support Integrator/CP platform"
+ select ARCH_CINTEGRATOR
+
+endchoice
+
+config ARCH_CINTEGRATOR
+ bool
+
+choice
+ prompt "Integrator core module select"
+
+config CM720T
+ bool "Core Module for ARM720T"
+ select CPU_ARM720T
+
+config CM920T
+ bool "Core Module for ARM920T"
+ select CPU_ARM920T
+
+config CM926EJ_S
+ bool "Core Module for ARM926EJ-STM"
+ select CPU_ARM926EJS
+
+config CM946ES
+ bool "Core Module for ARM946E-STM"
+ select CPU_ARM946ES
+
+config CM1136
+ bool "Core Module for ARM1136JF-STM"
+ select CPU_ARM1136
+
+endchoice
+
+config SYS_BOARD
+ default "integrator"
+
+config SYS_VENDOR
+ default "armltd"
+
+config SYS_CONFIG_NAME
+ default "integratorap" if ARCH_INTEGRATOR_AP
+ default "integratorcp" if ARCH_INTEGRATOR_CP
+
+endmenu