diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/Kconfig | 6 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/sunxi/Makefile | 4 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/sunxi/board.c | 38 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/sunxi/clock_sun4i.c | 11 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/sunxi/clock_sun6i.c | 76 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/sunxi/cpu_info.c | 4 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/sunxi/dram.c | 36 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/sunxi/prcm.c | 35 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-sunxi/clock.h | 5 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-sunxi/clock_sun4i.h | 3 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-sunxi/clock_sun6i.h | 205 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-sunxi/cpu.h | 10 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-sunxi/gpio.h | 45 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-sunxi/mmc.h | 7 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-sunxi/prcm.h | 238 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-sunxi/timer.h | 23 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-sunxi/watchdog.h | 44 |
17 files changed, 749 insertions, 41 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 109d49f..8f910f3 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -450,9 +450,15 @@ config TARGET_SUN4I config TARGET_SUN5I bool "Support sun5i" +config TARGET_SUN6I + bool "Support sun6i" + config TARGET_SUN7I bool "Support sun7i" +config TARGET_SUN8I + bool "Support sun8i" + config TARGET_SNOWBALL bool "Support snowball" diff --git a/arch/arm/cpu/armv7/sunxi/Makefile b/arch/arm/cpu/armv7/sunxi/Makefile index e9721b2..24f1dae 100644 --- a/arch/arm/cpu/armv7/sunxi/Makefile +++ b/arch/arm/cpu/armv7/sunxi/Makefile @@ -11,9 +11,13 @@ obj-y += timer.o obj-y += board.o obj-y += clock.o obj-y += pinmux.o +obj-$(CONFIG_SUN6I) += prcm.o +obj-$(CONFIG_SUN8I) += prcm.o obj-$(CONFIG_SUN4I) += clock_sun4i.o obj-$(CONFIG_SUN5I) += clock_sun4i.o +obj-$(CONFIG_SUN6I) += clock_sun6i.o obj-$(CONFIG_SUN7I) += clock_sun4i.o +obj-$(CONFIG_SUN8I) += clock_sun6i.o ifndef CONFIG_SPL_BUILD obj-y += cpu_info.o diff --git a/arch/arm/cpu/armv7/sunxi/board.c b/arch/arm/cpu/armv7/sunxi/board.c index f2cedbb..06eb676 100644 --- a/arch/arm/cpu/armv7/sunxi/board.c +++ b/arch/arm/cpu/armv7/sunxi/board.c @@ -50,18 +50,35 @@ u32 spl_boot_mode(void) int gpio_init(void) { -#if CONFIG_CONS_INDEX == 1 && (defined(CONFIG_SUN4I) || defined(CONFIG_SUN7I)) +#if CONFIG_CONS_INDEX == 1 && defined(CONFIG_UART0_PORT_F) +#if defined(CONFIG_SUN4I) || defined(CONFIG_SUN7I) + /* disable GPB22,23 as uart0 tx,rx to avoid conflict */ + sunxi_gpio_set_cfgpin(SUNXI_GPB(22), SUNXI_GPIO_INPUT); + sunxi_gpio_set_cfgpin(SUNXI_GPB(23), SUNXI_GPIO_INPUT); +#endif + sunxi_gpio_set_cfgpin(SUNXI_GPF(2), SUNXI_GPF2_UART0_TX); + sunxi_gpio_set_cfgpin(SUNXI_GPF(4), SUNXI_GPF4_UART0_RX); + sunxi_gpio_set_pull(SUNXI_GPF(4), 1); +#elif CONFIG_CONS_INDEX == 1 && (defined(CONFIG_SUN4I) || defined(CONFIG_SUN7I)) sunxi_gpio_set_cfgpin(SUNXI_GPB(22), SUN4I_GPB22_UART0_TX); sunxi_gpio_set_cfgpin(SUNXI_GPB(23), SUN4I_GPB23_UART0_RX); - sunxi_gpio_set_pull(SUNXI_GPB(23), 1); + sunxi_gpio_set_pull(SUNXI_GPB(23), SUNXI_GPIO_PULL_UP); #elif CONFIG_CONS_INDEX == 1 && defined(CONFIG_SUN5I) sunxi_gpio_set_cfgpin(SUNXI_GPB(19), SUN5I_GPB19_UART0_TX); sunxi_gpio_set_cfgpin(SUNXI_GPB(20), SUN5I_GPB20_UART0_RX); - sunxi_gpio_set_pull(SUNXI_GPB(20), 1); + sunxi_gpio_set_pull(SUNXI_GPB(20), SUNXI_GPIO_PULL_UP); +#elif CONFIG_CONS_INDEX == 1 && defined(CONFIG_SUN6I) + sunxi_gpio_set_cfgpin(SUNXI_GPH(20), SUN6I_GPH20_UART0_TX); + sunxi_gpio_set_cfgpin(SUNXI_GPH(21), SUN6I_GPH21_UART0_RX); + sunxi_gpio_set_pull(SUNXI_GPH(21), SUNXI_GPIO_PULL_UP); #elif CONFIG_CONS_INDEX == 2 && defined(CONFIG_SUN5I) sunxi_gpio_set_cfgpin(SUNXI_GPG(3), SUN5I_GPG3_UART1_TX); sunxi_gpio_set_cfgpin(SUNXI_GPG(4), SUN5I_GPG4_UART1_RX); - sunxi_gpio_set_pull(SUNXI_GPG(4), 1); + sunxi_gpio_set_pull(SUNXI_GPG(4), SUNXI_GPIO_PULL_UP); +#elif CONFIG_CONS_INDEX == 5 && defined(CONFIG_SUN8I) + sunxi_gpio_set_cfgpin(SUNXI_GPL(2), SUN8I_GPL2_R_UART_TX); + sunxi_gpio_set_cfgpin(SUNXI_GPL(3), SUN8I_GPL3_R_UART_RX); + sunxi_gpio_set_pull(SUNXI_GPL(3), SUNXI_GPIO_PULL_UP); #else #error Unsupported console port number. Please fix pin mux settings in board.c #endif @@ -71,6 +88,7 @@ int gpio_init(void) void reset_cpu(ulong addr) { +#if defined(CONFIG_SUN4I) || defined(CONFIG_SUN5I) || defined(CONFIG_SUN7I) static const struct sunxi_wdog *wdog = &((struct sunxi_timer_reg *)SUNXI_TIMER_BASE)->wdog; @@ -82,12 +100,22 @@ void reset_cpu(ulong addr) /* sun5i sometimes gets stuck without this */ writel(WDT_MODE_RESET_EN | WDT_MODE_EN, &wdog->mode); } +#else /* CONFIG_SUN6I || CONFIG_SUN8I || .. */ + static const struct sunxi_wdog *wdog = + ((struct sunxi_timer_reg *)SUNXI_TIMER_BASE)->wdog; + + /* Set the watchdog for its shortest interval (.5s) and wait */ + writel(WDT_CFG_RESET, &wdog->cfg); + writel(WDT_MODE_EN, &wdog->mode); + writel(WDT_CTRL_KEY | WDT_CTRL_RESTART, &wdog->ctl); +#endif } /* do some early init */ void s_init(void) { -#if !defined CONFIG_SPL_BUILD && (defined CONFIG_SUN7I || defined CONFIG_SUN6I) +#if !defined CONFIG_SPL_BUILD && (defined CONFIG_SUN7I || \ + defined CONFIG_SUN6I || defined CONFIG_SUN8I) /* Enable SMP mode for CPU0, by setting bit 6 of Auxiliary Ctl reg */ asm volatile( "mrc p15, 0, r0, c1, c0, 1\n" diff --git a/arch/arm/cpu/armv7/sunxi/clock_sun4i.c b/arch/arm/cpu/armv7/sunxi/clock_sun4i.c index ecbdb01..4a0d64f 100644 --- a/arch/arm/cpu/armv7/sunxi/clock_sun4i.c +++ b/arch/arm/cpu/armv7/sunxi/clock_sun4i.c @@ -180,6 +180,17 @@ void clock_set_pll1(unsigned int hz) } #endif +unsigned int clock_get_pll5p(void) +{ + struct sunxi_ccm_reg *const ccm = + (struct sunxi_ccm_reg *)SUNXI_CCM_BASE; + uint32_t rval = readl(&ccm->pll5_cfg); + int n = ((rval & CCM_PLL5_CTRL_N_MASK) >> CCM_PLL5_CTRL_N_SHIFT); + int k = ((rval & CCM_PLL5_CTRL_K_MASK) >> CCM_PLL5_CTRL_K_SHIFT) + 1; + int p = ((rval & CCM_PLL5_CTRL_P_MASK) >> CCM_PLL5_CTRL_P_SHIFT); + return (24000000 * n * k) >> p; +} + unsigned int clock_get_pll6(void) { struct sunxi_ccm_reg *const ccm = diff --git a/arch/arm/cpu/armv7/sunxi/clock_sun6i.c b/arch/arm/cpu/armv7/sunxi/clock_sun6i.c new file mode 100644 index 0000000..1eae976 --- /dev/null +++ b/arch/arm/cpu/armv7/sunxi/clock_sun6i.c @@ -0,0 +1,76 @@ +/* + * sun6i specific clock code + * + * (C) Copyright 2007-2012 + * Allwinner Technology Co., Ltd. <www.allwinnertech.com> + * Tom Cubie <tangliang@allwinnertech.com> + * + * (C) Copyright 2013 Luke Kenneth Casson Leighton <lkcl@lkcl.net> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/clock.h> +#include <asm/arch/prcm.h> +#include <asm/arch/sys_proto.h> + +void clock_init_uart(void) +{ + struct sunxi_ccm_reg *const ccm = + (struct sunxi_ccm_reg *)SUNXI_CCM_BASE; + +#if CONFIG_CONS_INDEX < 5 + /* uart clock source is apb2 */ + writel(APB2_CLK_SRC_OSC24M| + APB2_CLK_RATE_N_1| + APB2_CLK_RATE_M(1), + &ccm->apb2_div); + + /* open the clock for uart */ + setbits_le32(&ccm->apb2_gate, + CLK_GATE_OPEN << (APB2_GATE_UART_SHIFT + + CONFIG_CONS_INDEX - 1)); + + /* deassert uart reset */ + setbits_le32(&ccm->apb2_reset_cfg, + 1 << (APB2_RESET_UART_SHIFT + + CONFIG_CONS_INDEX - 1)); +#else + /* enable R_PIO and R_UART clocks, and de-assert resets */ + prcm_apb0_enable(PRCM_APB0_GATE_PIO | PRCM_APB0_GATE_UART); +#endif + + /* Dup with clock_init_safe(), drop once sun6i SPL support lands */ + writel(PLL6_CFG_DEFAULT, &ccm->pll6_cfg); +} + +int clock_twi_onoff(int port, int state) +{ + struct sunxi_ccm_reg *const ccm = + (struct sunxi_ccm_reg *)SUNXI_CCM_BASE; + + if (port > 3) + return -1; + + /* set the apb clock gate for twi */ + if (state) + setbits_le32(&ccm->apb2_gate, + CLK_GATE_OPEN << (APB2_GATE_TWI_SHIFT+port)); + else + clrbits_le32(&ccm->apb2_gate, + CLK_GATE_OPEN << (APB2_GATE_TWI_SHIFT+port)); + + return 0; +} + +unsigned int clock_get_pll6(void) +{ + struct sunxi_ccm_reg *const ccm = + (struct sunxi_ccm_reg *)SUNXI_CCM_BASE; + uint32_t rval = readl(&ccm->pll6_cfg); + int n = ((rval & CCM_PLL6_CTRL_N_MASK) >> CCM_PLL6_CTRL_N_SHIFT) + 1; + int k = ((rval & CCM_PLL6_CTRL_K_MASK) >> CCM_PLL6_CTRL_K_SHIFT) + 1; + return 24000000 * n * k / 2; +} diff --git a/arch/arm/cpu/armv7/sunxi/cpu_info.c b/arch/arm/cpu/armv7/sunxi/cpu_info.c index 5cf35ac..4f2a09c 100644 --- a/arch/arm/cpu/armv7/sunxi/cpu_info.c +++ b/arch/arm/cpu/armv7/sunxi/cpu_info.c @@ -23,8 +23,12 @@ int print_cpuinfo(void) case 7: puts("CPU: Allwinner A10s (SUN5I)\n"); break; default: puts("CPU: Allwinner A1X (SUN5I)\n"); } +#elif defined CONFIG_SUN6I + puts("CPU: Allwinner A31 (SUN6I)\n"); #elif defined CONFIG_SUN7I puts("CPU: Allwinner A20 (SUN7I)\n"); +#elif defined CONFIG_SUN8I + puts("CPU: Allwinner A23 (SUN8I)\n"); #else #warning Please update cpu_info.c with correct CPU information puts("CPU: SUNXI Family\n"); diff --git a/arch/arm/cpu/armv7/sunxi/dram.c b/arch/arm/cpu/armv7/sunxi/dram.c index 584f742..3cf3cbf 100644 --- a/arch/arm/cpu/armv7/sunxi/dram.c +++ b/arch/arm/cpu/armv7/sunxi/dram.c @@ -252,15 +252,9 @@ static void mctl_setup_dram_clock(u32 clk, u32 mbus_clk) { u32 reg_val; struct sunxi_ccm_reg *ccm = (struct sunxi_ccm_reg *)SUNXI_CCM_BASE; - - /* PLL5P and PLL6 are the potential clock sources for MBUS */ - u32 pll6x_div, pll5p_div; - u32 pll6x_clk = clock_get_pll6() / 1000000; - u32 pll5p_clk = clk / 24 * 48; + u32 pll5p_clk, pll6x_clk; + u32 pll5p_div, pll6x_div; u32 pll5p_rate, pll6x_rate; -#ifdef CONFIG_SUN7I - pll6x_clk *= 2; /* sun7i uses PLL6*2, sun5i uses just PLL6 */ -#endif /* setup DRAM PLL */ reg_val = readl(&ccm->pll5_cfg); @@ -268,33 +262,32 @@ static void mctl_setup_dram_clock(u32 clk, u32 mbus_clk) reg_val &= ~CCM_PLL5_CTRL_K_MASK; /* set K to 0 (x1) */ reg_val &= ~CCM_PLL5_CTRL_N_MASK; /* set N to 0 (x0) */ reg_val &= ~CCM_PLL5_CTRL_P_MASK; /* set P to 0 (x1) */ +#ifdef CONFIG_OLD_SUNXI_KERNEL_COMPAT + /* Old kernels are hardcoded to P=1 (divide by 2) */ + reg_val |= CCM_PLL5_CTRL_P(1); +#endif if (clk >= 540 && clk < 552) { - /* dram = 540MHz, pll5p = 1080MHz */ - pll5p_clk = 1080; + /* dram = 540MHz */ reg_val |= CCM_PLL5_CTRL_M(CCM_PLL5_CTRL_M_X(2)); reg_val |= CCM_PLL5_CTRL_K(CCM_PLL5_CTRL_K_X(3)); reg_val |= CCM_PLL5_CTRL_N(CCM_PLL5_CTRL_N_X(15)); } else if (clk >= 512 && clk < 528) { - /* dram = 512MHz, pll5p = 1536MHz */ - pll5p_clk = 1536; + /* dram = 512MHz */ reg_val |= CCM_PLL5_CTRL_M(CCM_PLL5_CTRL_M_X(3)); reg_val |= CCM_PLL5_CTRL_K(CCM_PLL5_CTRL_K_X(4)); reg_val |= CCM_PLL5_CTRL_N(CCM_PLL5_CTRL_N_X(16)); } else if (clk >= 496 && clk < 504) { - /* dram = 496MHz, pll5p = 1488MHz */ - pll5p_clk = 1488; + /* dram = 496MHz */ reg_val |= CCM_PLL5_CTRL_M(CCM_PLL5_CTRL_M_X(3)); reg_val |= CCM_PLL5_CTRL_K(CCM_PLL5_CTRL_K_X(2)); reg_val |= CCM_PLL5_CTRL_N(CCM_PLL5_CTRL_N_X(31)); } else if (clk >= 468 && clk < 480) { - /* dram = 468MHz, pll5p = 936MHz */ - pll5p_clk = 936; + /* dram = 468MHz */ reg_val |= CCM_PLL5_CTRL_M(CCM_PLL5_CTRL_M_X(2)); reg_val |= CCM_PLL5_CTRL_K(CCM_PLL5_CTRL_K_X(3)); reg_val |= CCM_PLL5_CTRL_N(CCM_PLL5_CTRL_N_X(13)); } else if (clk >= 396 && clk < 408) { - /* dram = 396MHz, pll5p = 792MHz */ - pll5p_clk = 792; + /* dram = 396MHz */ reg_val |= CCM_PLL5_CTRL_M(CCM_PLL5_CTRL_M_X(2)); reg_val |= CCM_PLL5_CTRL_K(CCM_PLL5_CTRL_K_X(3)); reg_val |= CCM_PLL5_CTRL_N(CCM_PLL5_CTRL_N_X(11)); @@ -322,6 +315,13 @@ static void mctl_setup_dram_clock(u32 clk, u32 mbus_clk) /* setup MBUS clock */ if (!mbus_clk) mbus_clk = 300; + + /* PLL5P and PLL6 are the potential clock sources for MBUS */ + pll6x_clk = clock_get_pll6() / 1000000; +#ifdef CONFIG_SUN7I + pll6x_clk *= 2; /* sun7i uses PLL6*2, sun5i uses just PLL6 */ +#endif + pll5p_clk = clock_get_pll5p() / 1000000; pll6x_div = DIV_ROUND_UP(pll6x_clk, mbus_clk); pll5p_div = DIV_ROUND_UP(pll5p_clk, mbus_clk); pll6x_rate = pll6x_clk / pll6x_div; diff --git a/arch/arm/cpu/armv7/sunxi/prcm.c b/arch/arm/cpu/armv7/sunxi/prcm.c new file mode 100644 index 0000000..19b4938 --- /dev/null +++ b/arch/arm/cpu/armv7/sunxi/prcm.c @@ -0,0 +1,35 @@ +/* + * Sunxi A31 Power Management Unit + * + * (C) Copyright 2013 Oliver Schinagl <oliver@schinagl.nl> + * http://linux-sunxi.org + * + * Based on sun6i sources and earlier U-Boot Allwinner A10 SPL work + * + * (C) Copyright 2006-2013 + * Allwinner Technology Co., Ltd. <www.allwinnertech.com> + * Berg Xing <bergxing@allwinnertech.com> + * Tom Cubie <tangliang@allwinnertech.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <errno.h> +#include <asm/io.h> +#include <asm/arch/cpu.h> +#include <asm/arch/prcm.h> +#include <asm/arch/sys_proto.h> + +/* APB0 clock gate and reset bit offsets are the same. */ +void prcm_apb0_enable(u32 flags) +{ + struct sunxi_prcm_reg *prcm = + (struct sunxi_prcm_reg *)SUNXI_PRCM_BASE; + + /* open the clock for module */ + setbits_le32(&prcm->apb0_gate, flags); + + /* deassert reset for module */ + setbits_le32(&prcm->apb0_reset, flags); +} diff --git a/arch/arm/include/asm/arch-sunxi/clock.h b/arch/arm/include/asm/arch-sunxi/clock.h index 5669f39..c562f62 100644 --- a/arch/arm/include/asm/arch-sunxi/clock.h +++ b/arch/arm/include/asm/arch-sunxi/clock.h @@ -15,12 +15,17 @@ #define CLK_GATE_CLOSE 0x0 /* clock control module regs definition */ +#if defined(CONFIG_SUN6I) || defined(CONFIG_SUN8I) +#include <asm/arch/clock_sun6i.h> +#else #include <asm/arch/clock_sun4i.h> +#endif #ifndef __ASSEMBLY__ int clock_init(void); int clock_twi_onoff(int port, int state); void clock_set_pll1(unsigned int hz); +unsigned int clock_get_pll5p(void); unsigned int clock_get_pll6(void); void clock_init_safe(void); void clock_init_uart(void); diff --git a/arch/arm/include/asm/arch-sunxi/clock_sun4i.h b/arch/arm/include/asm/arch-sunxi/clock_sun4i.h index 1ba997a..90af8e2 100644 --- a/arch/arm/include/asm/arch-sunxi/clock_sun4i.h +++ b/arch/arm/include/asm/arch-sunxi/clock_sun4i.h @@ -199,13 +199,16 @@ struct sunxi_ccm_reg { #define CCM_PLL5_CTRL_M1_MASK CCM_PLL5_CTRL_M1(0x3) #define CCM_PLL5_CTRL_M1_X(n) ((n) - 1) #define CCM_PLL5_CTRL_K(n) (((n) & 0x3) << 4) +#define CCM_PLL5_CTRL_K_SHIFT 4 #define CCM_PLL5_CTRL_K_MASK CCM_PLL5_CTRL_K(0x3) #define CCM_PLL5_CTRL_K_X(n) ((n) - 1) #define CCM_PLL5_CTRL_LDO (0x1 << 7) #define CCM_PLL5_CTRL_N(n) (((n) & 0x1f) << 8) +#define CCM_PLL5_CTRL_N_SHIFT 8 #define CCM_PLL5_CTRL_N_MASK CCM_PLL5_CTRL_N(0x1f) #define CCM_PLL5_CTRL_N_X(n) (n) #define CCM_PLL5_CTRL_P(n) (((n) & 0x3) << 16) +#define CCM_PLL5_CTRL_P_SHIFT 16 #define CCM_PLL5_CTRL_P_MASK CCM_PLL5_CTRL_P(0x3) #define CCM_PLL5_CTRL_P_X(n) ((n) - 1) #define CCM_PLL5_CTRL_BW (0x1 << 18) diff --git a/arch/arm/include/asm/arch-sunxi/clock_sun6i.h b/arch/arm/include/asm/arch-sunxi/clock_sun6i.h new file mode 100644 index 0000000..1397b35 --- /dev/null +++ b/arch/arm/include/asm/arch-sunxi/clock_sun6i.h @@ -0,0 +1,205 @@ +/* + * sun6i clock register definitions + * + * (C) Copyright 2007-2011 + * Allwinner Technology Co., Ltd. <www.allwinnertech.com> + * Tom Cubie <tangliang@allwinnertech.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _SUNXI_CLOCK_SUN6I_H +#define _SUNXI_CLOCK_SUN6I_H + +struct sunxi_ccm_reg { + u32 pll1_cfg; /* 0x00 pll1 control */ + u32 reserved0; + u32 pll2_cfg; /* 0x08 pll2 control */ + u32 reserved1; + u32 pll3_cfg; /* 0x10 pll3 control */ + u32 reserved2; + u32 pll4_cfg; /* 0x18 pll4 control */ + u32 reserved3; + u32 pll5_cfg; /* 0x20 pll5 control */ + u32 reserved4; + u32 pll6_cfg; /* 0x28 pll6 control */ + u32 reserved5; + u32 pll7_cfg; /* 0x30 pll7 control */ + u32 reserved6; + u32 pll8_cfg; /* 0x38 pll8 control */ + u32 reserved7; + u32 mipi_pll_cfg; /* 0x40 MIPI pll control */ + u32 pll9_cfg; /* 0x44 pll9 control */ + u32 pll10_cfg; /* 0x48 pll10 control */ + u32 reserved8; + u32 cpu_axi_cfg; /* 0x50 CPU/AXI divide ratio */ + u32 ahb1_apb1_div; /* 0x54 AHB1/APB1 divide ratio */ + u32 apb2_div; /* 0x58 APB2 divide ratio */ + u32 axi_gate; /* 0x5c axi module clock gating */ + u32 ahb_gate0; /* 0x60 ahb module clock gating 0 */ + u32 ahb_gate1; /* 0x64 ahb module clock gating 1 */ + u32 apb1_gate; /* 0x68 apb1 module clock gating */ + u32 apb2_gate; /* 0x6c apb2 module clock gating */ + u32 reserved9[4]; + u32 nand0_clk_cfg; /* 0x80 nand0 clock control */ + u32 nand1_clk_cfg; /* 0x84 nand1 clock control */ + u32 sd0_clk_cfg; /* 0x88 sd0 clock control */ + u32 sd1_clk_cfg; /* 0x8c sd1 clock control */ + u32 sd2_clk_cfg; /* 0x90 sd2 clock control */ + u32 sd3_clk_cfg; /* 0x94 sd3 clock control */ + u32 ts_clk_cfg; /* 0x98 transport stream clock control */ + u32 ss_clk_cfg; /* 0x9c security system clock control */ + u32 spi0_clk_cfg; /* 0xa0 spi0 clock control */ + u32 spi1_clk_cfg; /* 0xa4 spi1 clock control */ + u32 spi2_clk_cfg; /* 0xa8 spi2 clock control */ + u32 spi3_clk_cfg; /* 0xac spi3 clock control */ + u32 i2s0_clk_cfg; /* 0xb0 I2S0 clock control*/ + u32 i2s1_clk_cfg; /* 0xb4 I2S1 clock control */ + u32 reserved10[2]; + u32 spdif_clk_cfg; /* 0xc0 SPDIF clock control */ + u32 reserved11[2]; + u32 usb_clk_cfg; /* 0xcc USB clock control */ + u32 gmac_clk_cfg; /* 0xd0 GMAC clock control */ + u32 reserved12[7]; + u32 mdfs_clk_cfg; /* 0xf0 MDFS clock control */ + u32 dram_clk_cfg; /* 0xf4 DRAM configuration clock control */ + u32 reserved13[2]; + u32 dram_clk_gate; /* 0x100 DRAM module gating */ + u32 be0_clk_cfg; /* 0x104 BE0 module clock */ + u32 be1_clk_cfg; /* 0x108 BE1 module clock */ + u32 fe0_clk_cfg; /* 0x10c FE0 module clock */ + u32 fe1_clk_cfg; /* 0x110 FE1 module clock */ + u32 mp_clk_cfg; /* 0x114 MP module clock */ + u32 lcd0_ch0_clk_cfg; /* 0x118 LCD0 CH0 module clock */ + u32 lcd1_ch0_clk_cfg; /* 0x11c LCD1 CH0 module clock */ + u32 reserved14[3]; + u32 lcd0_ch1_clk_cfg; /* 0x12c LCD0 CH1 module clock */ + u32 lcd1_ch1_clk_cfg; /* 0x130 LCD1 CH1 module clock */ + u32 csi0_clk_cfg; /* 0x134 CSI0 module clock */ + u32 csi1_clk_cfg; /* 0x138 CSI1 module clock */ + u32 ve_clk_cfg; /* 0x13c VE module clock */ + u32 adda_clk_cfg; /* 0x140 ADDA module clock */ + u32 avs_clk_cfg; /* 0x144 AVS module clock */ + u32 dmic_clk_cfg; /* 0x148 Digital Mic module clock*/ + u32 reserved15; + u32 hdmi_clk_cfg; /* 0x150 HDMI module clock */ + u32 ps_clk_cfg; /* 0x154 PS module clock */ + u32 mtc_clk_cfg; /* 0x158 MTC module clock */ + u32 mbus0_clk_cfg; /* 0x15c MBUS0 module clock */ + u32 mbus1_clk_cfg; /* 0x160 MBUS1 module clock */ + u32 reserved16; + u32 mipi_dsi_clk_cfg; /* 0x168 MIPI DSI clock control */ + u32 mipi_csi_clk_cfg; /* 0x16c MIPI CSI clock control */ + u32 reserved17[4]; + u32 iep_drc0_clk_cfg; /* 0x180 IEP DRC0 module clock */ + u32 iep_drc1_clk_cfg; /* 0x184 IEP DRC1 module clock */ + u32 iep_deu0_clk_cfg; /* 0x188 IEP DEU0 module clock */ + u32 iep_deu1_clk_cfg; /* 0x18c IEP DEU1 module clock */ + u32 reserved18[4]; + u32 gpu_core_clk_cfg; /* 0x1a0 GPU core clock config */ + u32 gpu_mem_clk_cfg; /* 0x1a4 GPU memory clock config */ + u32 gpu_hyd_clk_cfg; /* 0x1a0 GPU HYD clock config */ + u32 reserved19[21]; + u32 pll_lock; /* 0x200 PLL Lock Time */ + u32 pll1_lock; /* 0x204 PLL1 Lock Time */ + u32 reserved20[6]; + u32 pll1_bias_cfg; /* 0x220 PLL1 Bias config */ + u32 pll2_bias_cfg; /* 0x224 PLL2 Bias config */ + u32 pll3_bias_cfg; /* 0x228 PLL3 Bias config */ + u32 pll4_bias_cfg; /* 0x22c PLL4 Bias config */ + u32 pll5_bias_cfg; /* 0x230 PLL5 Bias config */ + u32 pll6_bias_cfg; /* 0x234 PLL6 Bias config */ + u32 pll7_bias_cfg; /* 0x238 PLL7 Bias config */ + u32 pll8_bias_cfg; /* 0x23c PLL8 Bias config */ + u32 mipi_bias_cfg; /* 0x240 MIPI Bias config */ + u32 pll9_bias_cfg; /* 0x244 PLL9 Bias config */ + u32 pll10_bias_cfg; /* 0x248 PLL10 Bias config */ + u32 reserved21[13]; + u32 pll1_pattern_cfg; /* 0x280 PLL1 Pattern config */ + u32 pll2_pattern_cfg; /* 0x284 PLL2 Pattern config */ + u32 pll3_pattern_cfg; /* 0x288 PLL3 Pattern config */ + u32 pll4_pattern_cfg; /* 0x28c PLL4 Pattern config */ + u32 pll5_pattern_cfg; /* 0x290 PLL5 Pattern config */ + u32 pll6_pattern_cfg; /* 0x294 PLL6 Pattern config */ + u32 pll7_pattern_cfg; /* 0x298 PLL7 Pattern config */ + u32 pll8_pattern_cfg; /* 0x29c PLL8 Pattern config */ + u32 mipi_pattern_cfg; /* 0x2a0 MIPI Pattern config */ + u32 pll9_pattern_cfg; /* 0x2a4 PLL9 Pattern config */ + u32 pll10_pattern_cfg; /* 0x2a8 PLL10 Pattern config */ + u32 reserved22[5]; + u32 ahb_reset0_cfg; /* 0x2c0 AHB1 Reset 0 config */ + u32 ahb_reset1_cfg; /* 0x2c4 AHB1 Reset 1 config */ + u32 ahb_reset2_cfg; /* 0x2c8 AHB1 Reset 2 config */ + u32 reserved23; + u32 apb1_reset_cfg; /* 0x2d0 APB1 Reset config */ + u32 reserved24; + u32 apb2_reset_cfg; /* 0x2d8 APB2 Reset config */ +}; + +/* apb2 bit field */ +#define APB2_CLK_SRC_LOSC (0x0 << 24) +#define APB2_CLK_SRC_OSC24M (0x1 << 24) +#define APB2_CLK_SRC_PLL6 (0x2 << 24) +#define APB2_CLK_SRC_MASK (0x3 << 24) +#define APB2_CLK_RATE_N_1 (0x0 << 16) +#define APB2_CLK_RATE_N_2 (0x1 << 16) +#define APB2_CLK_RATE_N_4 (0x2 << 16) +#define APB2_CLK_RATE_N_8 (0x3 << 16) +#define APB2_CLK_RATE_N_MASK (3 << 16) +#define APB2_CLK_RATE_M(m) (((m)-1) << 0) +#define APB2_CLK_RATE_M_MASK (0x1f << 0) + +/* apb2 gate field */ +#define APB2_GATE_UART_SHIFT (16) +#define APB2_GATE_UART_MASK (0xff << APB2_GATE_UART_SHIFT) +#define APB2_GATE_TWI_SHIFT (0) +#define APB2_GATE_TWI_MASK (0xf << APB2_GATE_TWI_SHIFT) + +/* cpu_axi_cfg bits */ +#define AXI_DIV_SHIFT 0 +#define ATB_DIV_SHIFT 8 +#define CPU_CLK_SRC_SHIFT 16 + +#define AXI_DIV_1 0 +#define AXI_DIV_2 1 +#define AXI_DIV_3 2 +#define AXI_DIV_4 3 +#define ATB_DIV_1 0 +#define ATB_DIV_2 1 +#define ATB_DIV_4 2 +#define CPU_CLK_SRC_OSC24M 1 +#define CPU_CLK_SRC_PLL1 2 + +#define PLL1_CFG_DEFAULT 0x90011b21 + +#define PLL6_CFG_DEFAULT 0x90041811 + +#define CCM_PLL6_CTRL_N_SHIFT 8 +#define CCM_PLL6_CTRL_N_MASK (0x1f << CCM_PLL6_CTRL_N_SHIFT) +#define CCM_PLL6_CTRL_K_SHIFT 4 +#define CCM_PLL6_CTRL_K_MASK (0x3 << CCM_PLL6_CTRL_K_SHIFT) + +#define AHB_GATE_OFFSET_MMC3 11 +#define AHB_GATE_OFFSET_MMC2 10 +#define AHB_GATE_OFFSET_MMC1 9 +#define AHB_GATE_OFFSET_MMC0 8 +#define AHB_GATE_OFFSET_MMC(n) (AHB_GATE_OFFSET_MMC0 + (n)) + +#define CCM_MMC_CTRL_OSCM24 (0x0 << 24) +#define CCM_MMC_CTRL_PLL6 (0x1 << 24) + +#define CCM_MMC_CTRL_ENABLE (0x1 << 31) + +#define AHB_RESET_OFFSET_MMC3 11 +#define AHB_RESET_OFFSET_MMC2 10 +#define AHB_RESET_OFFSET_MMC1 9 +#define AHB_RESET_OFFSET_MMC0 8 +#define AHB_RESET_OFFSET_MMC(n) (AHB_RESET_OFFSET_MMC0 + (n)) + +/* apb2 reset */ +#define APB2_RESET_UART_SHIFT (16) +#define APB2_RESET_UART_MASK (0xff << APB2_RESET_UART_SHIFT) +#define APB2_RESET_TWI_SHIFT (0) +#define APB2_RESET_TWI_MASK (0xf << APB2_RESET_TWI_SHIFT) + +#endif /* _SUNXI_CLOCK_SUN6I_H */ diff --git a/arch/arm/include/asm/arch-sunxi/cpu.h b/arch/arm/include/asm/arch-sunxi/cpu.h index a987e51d..0de79a0 100644 --- a/arch/arm/include/asm/arch-sunxi/cpu.h +++ b/arch/arm/include/asm/arch-sunxi/cpu.h @@ -95,6 +95,11 @@ #define SUNXI_MALI400_BASE 0x01c40000 #define SUNXI_GMAC_BASE 0x01c50000 +#define SUNXI_DRAM_COM_BASE 0x01c62000 +#define SUNXI_DRAM_CTL_BASE 0x01c63000 +#define SUNXI_DRAM_PHY_CH1_BASE 0x01c65000 +#define SUNXI_DRAM_PHY_CH2_BASE 0x01c66000 + /* module sram */ #define SUNXI_SRAM_C_BASE 0x01d00000 @@ -105,6 +110,11 @@ #define SUNXI_MP_BASE 0x01e80000 #define SUNXI_AVG_BASE 0x01ea0000 +#define SUNXI_PRCM_BASE 0x01f01400 +#define SUNXI_R_UART_BASE 0x01f02800 +#define SUNXI_R_PIO_BASE 0x01f02c00 +#define SUNXI_P2WI_BASE 0x01f03400 + /* CoreSight Debug Module */ #define SUNXI_CSDM_BASE 0x3f500000 diff --git a/arch/arm/include/asm/arch-sunxi/gpio.h b/arch/arm/include/asm/arch-sunxi/gpio.h index f7f3d8c..7bb6499 100644 --- a/arch/arm/include/asm/arch-sunxi/gpio.h +++ b/arch/arm/include/asm/arch-sunxi/gpio.h @@ -10,6 +10,7 @@ #define _SUNXI_GPIO_H #include <linux/types.h> +#include <asm/arch/cpu.h> /* * sunxi has 9 banks of gpio, they are: @@ -27,8 +28,27 @@ #define SUNXI_GPIO_G 6 #define SUNXI_GPIO_H 7 #define SUNXI_GPIO_I 8 + +/* + * This defines the number of GPIO banks for the _main_ GPIO controller. + * You should fix up the padding in struct sunxi_gpio_reg below if you + * change this. + */ #define SUNXI_GPIO_BANKS 9 +/* + * sun6i/sun8i and later SoCs have an additional GPIO controller (R_PIO) + * at a different register offset. + * + * sun6i has 2 banks: + * PL0 - PL8 | PM0 - PM7 + * + * sun8i has 1 bank: + * PL0 - PL11 + */ +#define SUNXI_GPIO_L 11 +#define SUNXI_GPIO_M 12 + struct sunxi_gpio { u32 cfg[4]; u32 dat; @@ -50,8 +70,9 @@ struct sunxi_gpio_reg { struct sunxi_gpio_int gpio_int; }; -#define BANK_TO_GPIO(bank) \ - &((struct sunxi_gpio_reg *)SUNXI_PIO_BASE)->gpio_bank[bank] +#define BANK_TO_GPIO(bank) (((bank) < SUNXI_GPIO_L) ? \ + &((struct sunxi_gpio_reg *)SUNXI_PIO_BASE)->gpio_bank[bank] : \ + &((struct sunxi_gpio_reg *)SUNXI_R_PIO_BASE)->gpio_bank[(bank) - SUNXI_GPIO_L]) #define GPIO_BANK(pin) ((pin) >> 5) #define GPIO_NUM(pin) ((pin) & 0x1f) @@ -75,6 +96,8 @@ struct sunxi_gpio_reg { #define SUNXI_GPIO_G_NR 32 #define SUNXI_GPIO_H_NR 32 #define SUNXI_GPIO_I_NR 32 +#define SUNXI_GPIO_L_NR 32 +#define SUNXI_GPIO_M_NR 32 #define SUNXI_GPIO_NEXT(__gpio) \ ((__gpio##_START) + (__gpio##_NR) + 0) @@ -89,6 +112,8 @@ enum sunxi_gpio_number { SUNXI_GPIO_G_START = SUNXI_GPIO_NEXT(SUNXI_GPIO_F), SUNXI_GPIO_H_START = SUNXI_GPIO_NEXT(SUNXI_GPIO_G), SUNXI_GPIO_I_START = SUNXI_GPIO_NEXT(SUNXI_GPIO_H), + SUNXI_GPIO_L_START = 352, + SUNXI_GPIO_M_START = SUNXI_GPIO_NEXT(SUNXI_GPIO_L), }; /* SUNXI GPIO number definitions */ @@ -101,6 +126,8 @@ enum sunxi_gpio_number { #define SUNXI_GPG(_nr) (SUNXI_GPIO_G_START + (_nr)) #define SUNXI_GPH(_nr) (SUNXI_GPIO_H_START + (_nr)) #define SUNXI_GPI(_nr) (SUNXI_GPIO_I_START + (_nr)) +#define SUNXI_GPL(_nr) (SUNXI_GPIO_L_START + (_nr)) +#define SUNXI_GPM(_nr) (SUNXI_GPIO_M_START + (_nr)) /* GPIO pin function config */ #define SUNXI_GPIO_INPUT 0 @@ -117,6 +144,8 @@ enum sunxi_gpio_number { #define SUN5I_GPB19_UART0_TX 2 #define SUN5I_GPB20_UART0_RX 2 +#define SUN5I_GPG3_SDC1 2 + #define SUN5I_GPG3_UART1_TX 4 #define SUN5I_GPG4_UART1_RX 4 @@ -125,15 +154,27 @@ enum sunxi_gpio_number { #define SUNXI_GPF0_SDC0 2 #define SUNXI_GPF2_SDC0 2 + +#ifdef CONFIG_SUN8I +#define SUNXI_GPF2_UART0_TX 3 +#define SUNXI_GPF4_UART0_RX 3 +#else #define SUNXI_GPF2_UART0_TX 4 #define SUNXI_GPF4_UART0_RX 4 +#endif #define SUN4I_GPG0_SDC1 4 #define SUN4I_GPH22_SDC1 5 +#define SUN6I_GPH20_UART0_TX 2 +#define SUN6I_GPH21_UART0_RX 2 + #define SUN4I_GPI4_SDC3 2 +#define SUN8I_GPL2_R_UART_TX 2 +#define SUN8I_GPL3_R_UART_RX 2 + /* GPIO pin pull-up/down config */ #define SUNXI_GPIO_PULL_DISABLE 0 #define SUNXI_GPIO_PULL_UP 1 diff --git a/arch/arm/include/asm/arch-sunxi/mmc.h b/arch/arm/include/asm/arch-sunxi/mmc.h index 53196e3..8a21674 100644 --- a/arch/arm/include/asm/arch-sunxi/mmc.h +++ b/arch/arm/include/asm/arch-sunxi/mmc.h @@ -43,7 +43,10 @@ struct sunxi_mmc { u32 chda; /* 0x90 */ u32 cbda; /* 0x94 */ u32 res1[26]; - u32 fifo; /* 0x100 FIFO access address */ +#if defined(CONFIG_SUN6I) || defined(CONFIG_SUN8I) + u32 res2[64]; +#endif + u32 fifo; /* 0x100 (0x200 on sun6i) FIFO access address */ }; #define SUNXI_MMC_CLK_POWERSAVE (0x1 << 17) @@ -120,5 +123,5 @@ struct sunxi_mmc { #define SUNXI_MMC_IDIE_TXIRQ (0x1 << 0) #define SUNXI_MMC_IDIE_RXIRQ (0x1 << 1) -int sunxi_mmc_init(int sdc_no); +struct mmc *sunxi_mmc_init(int sdc_no); #endif /* _SUNXI_MMC_H */ diff --git a/arch/arm/include/asm/arch-sunxi/prcm.h b/arch/arm/include/asm/arch-sunxi/prcm.h new file mode 100644 index 0000000..3d3bfa6 --- /dev/null +++ b/arch/arm/include/asm/arch-sunxi/prcm.h @@ -0,0 +1,238 @@ +/* + * Sunxi A31 Power Management Unit register definition. + * + * (C) Copyright 2013 Oliver Schinagl <oliver@schinagl.nl> + * http://linux-sunxi.org + * Allwinner Technology Co., Ltd. <www.allwinnertech.com> + * Berg Xing <bergxing@allwinnertech.com> + * Tom Cubie <tangliang@allwinnertech.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _SUNXI_PRCM_H +#define _SUNXI_PRCM_H + +#define __PRCM_CPUS_CFG_PRE(n) (((n) & 0x3) << 4) +#define PRCM_CPUS_CFG_PRE_MASK __PRCM_CPUS_CFG_PRE(0x3) +#define __PRCM_CPUS_CFG_PRE_DIV(n) (((n) >> 1) - 1) +#define PRCM_CPUS_CFG_PRE_DIV(n) \ + __PRCM_CPUS_CFG_PRE(__PRCM_CPUS_CFG_CLK_PRE(n)) +#define __PRCM_CPUS_CFG_POST(n) (((n) & 0x1f) << 8) +#define PRCM_CPUS_CFG_POST_MASK __PRCM_CPUS_CFG_POST(0x1f) +#define __PRCM_CPUS_CFG_POST_DIV(n) ((n) - 1) +#define PRCM_CPUS_CFG_POST_DIV(n) \ + __PRCM_CPUS_CFG_POST_DIV(__PRCM_CPUS_CFG_POST_DIV(n)) +#define __PRCM_CPUS_CFG_CLK_SRC(n) (((n) & 0x3) << 16) +#define PRCM_CPUS_CFG_CLK_SRC_MASK __PRCM_CPUS_CFG_CLK_SRC(0x3) +#define __PRCM_CPUS_CFG_CLK_SRC_LOSC 0x0 +#define __PRCM_CPUS_CFG_CLK_SRC_HOSC 0x1 +#define __PRCM_CPUS_CFG_CLK_SRC_PLL6 0x2 +#define __PRCM_CPUS_CFG_CLK_SRC_PDIV 0x3 +#define PRCM_CPUS_CFG_CLK_SRC_LOSC \ + __PRCM_CPUS_CFG_CLK_SRC(__PRCM_CPUS_CFG_CLK_SRC_LOSC) +#define PRCM_CPUS_CFG_CLK_SRC_HOSC \ + __PRCM_CPUS_CFG_CLK_SRC(__PRCM_CPUS_CFG_CLK_SRC_HOSC) +#define PRCM_CPUS_CFG_CLK_SRC_PLL6 \ + __PRCM_CPUS_CFG_CLK_SRC(__PRCM_CPUS_CFG_CLK_SRC_PLL6) +#define PRCM_CPUS_CFG_CLK_SRC_PDIV \ + __PRCM_CPUS_CFG_CLK_SRC(__PRCM_CPUS_CFG_CLK_SRC_PDIV) + +#define __PRCM_APB0_RATIO(n) (((n) & 0x3) << 0) +#define PRCM_APB0_RATIO_DIV_MASK __PRCM_APB0_RATIO_DIV(0x3) +#define __PRCM_APB0_RATIO_DIV(n) (((n) >> 1) - 1) +#define PRCM_APB0_RATIO_DIV(n) \ + __PRCM_APB0_RATIO(__PRCM_APB0_RATIO_DIV(n)) + +#define PRCM_CPU_CFG_NEON_CLK_EN (0x1 << 0) +#define PRCM_CPU_CFG_CPU_CLK_EN (0x1 << 1) + +#define PRCM_APB0_GATE_PIO (0x1 << 0) +#define PRCM_APB0_GATE_IR (0x1 << 1) +#define PRCM_APB0_GATE_TIMER01 (0x1 << 2) +#define PRCM_APB0_GATE_P2WI (0x1 << 3) +#define PRCM_APB0_GATE_UART (0x1 << 4) +#define PRCM_APB0_GATE_1WIRE (0x1 << 5) +#define PRCM_APB0_GATE_I2C (0x1 << 6) + +#define PRCM_APB0_RESET_PIO (0x1 << 0) +#define PRCM_APB0_RESET_IR (0x1 << 1) +#define PRCM_APB0_RESET_TIMER01 (0x1 << 2) +#define PRCM_APB0_RESET_P2WI (0x1 << 3) +#define PRCM_APB0_RESET_UART (0x1 << 4) +#define PRCM_APB0_RESET_1WIRE (0x1 << 5) +#define PRCM_APB0_RESET_I2C (0x1 << 6) + +#define PRCM_PLL_CTRL_PLL_BIAS (0x1 << 0) +#define PRCM_PLL_CTRL_HOSC_GAIN_ENH (0x1 << 1) +#define __PRCM_PLL_CTRL_USB_CLK_SRC(n) (((n) & 0x3) << 4) +#define PRCM_PLL_CTRL_USB_CLK_SRC_MASK \ + __PRCM_PLL_CTRL_USB_CLK_SRC(0x3) +#define __PRCM_PLL_CTRL_USB_CLK_0 0x0 +#define __PRCM_PLL_CTRL_USB_CLK_1 0x1 +#define __PRCM_PLL_CTRL_USB_CLK_2 0x2 +#define __PRCM_PLL_CTRL_USB_CLK_3 0x3 +#define PRCM_PLL_CTRL_USB_CLK_0 \ + __PRCM_PLL_CTRL_USB_CLK_SRC(__PRCM_PLL_CTRL_USB_CLK_0) +#define PRCM_PLL_CTRL_USB_CLK_1 \ + __PRCM_PLL_CTRL_USB_CLK_SRC(__PRCM_PLL_CTRL_USB_CLK_1) +#define PRCM_PLL_CTRL_USB_CLK_2 \ + __PRCM_PLL_CTRL_USB_CLK_SRC(__PRCM_PLL_CTRL_USB_CLK_2) +#define PRCM_PLL_CTRL_USB_CLK_3 \ + __PRCM_PLL_CTRL_USB_CLK_SRC(__PRCM_PLL_CTRL_USB_CLK_3) +#define __PRCM_PLL_CTRL_INT_PLL_IN_SEL(n) (((n) & 0x3) << 12) +#define PRCM_PLL_CTRL_INT_PLL_IN_SEL_MASK \ + __PRCM_PLL_CTRL_INT_PLL_IN_SEL(0x3) +#define PRCM_PLL_CTRL_INT_PLL_IN_SEL(n) \ + __PRCM_PLL_CTRL_INT_PLL_IN_SEL(n) +#define __PRCM_PLL_CTRL_HOSC_CLK_SEL(n) (((n) & 0x3) << 20) +#define PRCM_PLL_CTRL_HOSC_CLK_SEL_MASK \ + __PRCM_PLL_CTRL_HOSC_CLK_SEL(0x3) +#define __PRCM_PLL_CTRL_HOSC_CLK_0 0x0 +#define __PRCM_PLL_CTRL_HOSC_CLK_1 0x1 +#define __PRCM_PLL_CTRL_HOSC_CLK_2 0x2 +#define __PRCM_PLL_CTRL_HOSC_CLK_3 0x3 +#define PRCM_PLL_CTRL_HOSC_CLK_0 \ + __PRCM_PLL_CTRL_HOSC_CLK_SEL(__PRCM_PLL_CTRL_HOSC_CLK_0) +#define PRCM_PLL_CTRL_HOSC_CLK_1 \ + __PRCM_PLL_CTRL_HOSC_CLK_SEL(__PRCM_PLL_CTRL_HOSC_CLK_1) +#define PRCM_PLL_CTRL_HOSC_CLK_2 \ + __PRCM_PLL_CTRL_HOSC_CLK_SEL(__PRCM_PLL_CTRL_HOSC_CLK_2) +#define PRCM_PLL_CTRL_HOSC_CLK_3 \ + __PRCM_PLL_CTRL_HOSC_CLK_SEL(__PRCM_PLL_CTRL_HOSC_CLK_3) +#define PRCM_PLL_CTRL_PLL_TST_SRC_EXT (0x1 << 24) +#define PRCM_PLL_CTRL_LDO_DIGITAL_EN (0x1 << 0) +#define PRCM_PLL_CTRL_LDO_ANALOG_EN (0x1 << 1) +#define PRCM_PLL_CTRL_EXT_OSC_EN (0x1 << 2) +#define PRCM_PLL_CTRL_CLK_TST_EN (0x1 << 3) +#define PRCM_PLL_CTRL_IN_PWR_HIGH (0x1 << 15) /* 3.3 for hi 2.5 for lo */ +#define __PRCM_PLL_CTRL_VDD_LDO_OUT(n) (((n) & 0x7) << 16) +#define PRCM_PLL_CTRL_LDO_OUT_MASK \ + __PRCM_PLL_CTRL_LDO_OUT(0x7) +/* When using the low voltage 20 mV steps, and high voltage 30 mV steps */ +#define PRCM_PLL_CTRL_LDO_OUT_L(n) \ + __PRCM_PLL_CTRL_VDD_LDO_OUT((((n) - 1000) / 20) & 0x7) +#define PRCM_PLL_CTRL_LDO_OUT_H(n) \ + __PRCM_PLL_CTRL_VDD_LDO_OUT((((n) - 1160) / 30) & 0x7) +#define PRCM_PLL_CTRL_LDO_OUT_LV(n) \ + __PRCM_PLL_CTRL_VDD_LDO_OUT((((n) & 0x7) * 20) + 1000) +#define PRCM_PLL_CTRL_LDO_OUT_HV(n) \ + __PRCM_PLL_CTRL_VDD_LDO_OUT((((n) & 0x7) * 30) + 1160) +#define PRCM_PLL_CTRL_LDO_KEY (0xa7 << 24) + +#define PRCM_CLK_1WIRE_GATE (0x1 << 31) + +#define __PRCM_CLK_MOD0_M(n) (((n) & 0xf) << 0) +#define PRCM_CLK_MOD0_M_MASK __PRCM_CLK_MOD0_M(0xf) +#define __PRCM_CLK_MOD0_M_X(n) (n - 1) +#define PRCM_CLK_MOD0_M(n) __PRCM_CLK_MOD0_M(__PRCM_CLK_MOD0_M_X(n)) +#define PRCM_CLK_MOD0_OUT_PHASE(n) (((n) & 0x7) << 8) +#define PRCM_CLK_MOD0_OUT_PHASE_MASK(n) PRCM_CLK_MOD0_OUT_PHASE(0x7) +#define _PRCM_CLK_MOD0_N(n) (((n) & 0x3) << 16) +#define PRCM_CLK_MOD0_N_MASK __PRCM_CLK_MOD_N(0x3) +#define __PRCM_CLK_MOD0_N_X(n) (((n) >> 1) - 1) +#define PRCM_CLK_MOD0_N(n) __PRCM_CLK_MOD0_N(__PRCM_CLK_MOD0_N_X(n)) +#define PRCM_CLK_MOD0_SMPL_PHASE(n) (((n) & 0x7) << 20) +#define PRCM_CLK_MOD0_SMPL_PHASE_MASK PRCM_CLK_MOD0_SMPL_PHASE(0x7) +#define PRCM_CLK_MOD0_SRC_SEL(n) (((n) & 0x7) << 24) +#define PRCM_CLK_MOD0_SRC_SEL_MASK PRCM_CLK_MOD0_SRC_SEL(0x7) +#define PRCM_CLK_MOD0_GATE_EN (0x1 << 31) + +#define PRCM_APB0_RESET_PIO (0x1 << 0) +#define PRCM_APB0_RESET_IR (0x1 << 1) +#define PRCM_APB0_RESET_TIMER01 (0x1 << 2) +#define PRCM_APB0_RESET_P2WI (0x1 << 3) +#define PRCM_APB0_RESET_UART (0x1 << 4) +#define PRCM_APB0_RESET_1WIRE (0x1 << 5) +#define PRCM_APB0_RESET_I2C (0x1 << 6) + +#define __PRCM_CLK_OUTD_M(n) (((n) & 0x7) << 8) +#define PRCM_CLK_OUTD_M_MASK __PRCM_CLK_OUTD_M(0x7) +#define __PRCM_CLK_OUTD_M_X() ((n) - 1) +#define PRCM_CLK_OUTD_M(n) __PRCM_CLK_OUTD_M(__PRCM_CLK_OUTD_M_X(n)) +#define __PRCM_CLK_OUTD_N(n) (((n) & 0x7) << 20) +#define PRCM_CLK_OUTD_N_MASK __PRCM_CLK_OUTD_N(0x7) +#define __PRCM_CLK_OUTD_N_X(n) (((n) >> 1) - 1) +#define PRCM_CLK_OUTD_N(n) __PRCM_CLK_OUTD_N(__PRCM_CLK_OUTD_N_X(n) +#define __PRCM_CLK_OUTD_SRC_SEL(n) (((n) & 0x3) << 24) +#define PRCM_CLK_OUTD_SRC_SEL_MASK __PRCM_CLK_OUTD_SRC_SEL(0x3) +#define __PRCM_CLK_OUTD_SRC_LOSC2 0x0 +#define __PRCM_CLK_OUTD_SRC_LOSC 0x1 +#define __PRCM_CLK_OUTD_SRC_HOSC 0x2 +#define __PRCM_CLK_OUTD_SRC_ERR 0x3 +#define PRCM_CLK_OUTD_SRC_LOSC2 \ +#deifne __PRCM_CLK_OUTD_SRC_SEL(__PRCM_CLK_OUTD_SRC_LOSC2) +#define PRCM_CLK_OUTD_SRC_LOSC \ +#deifne __PRCM_CLK_OUTD_SRC_SEL(__PRCM_CLK_OUTD_SRC_LOSC) +#define PRCM_CLK_OUTD_SRC_HOSC \ +#deifne __PRCM_CLK_OUTD_SRC_SEL(__PRCM_CLK_OUTD_SRC_HOSC) +#define PRCM_CLK_OUTD_SRC_ERR \ +#deifne __PRCM_CLK_OUTD_SRC_SEL(__PRCM_CLK_OUTD_SRC_ERR) +#define PRCM_CLK_OUTD_EN (0x1 << 31) + +#define PRCM_CPU0_PWROFF (0x1 << 0) +#define PRCM_CPU1_PWROFF (0x1 << 1) +#define PRCM_CPU2_PWROFF (0x1 << 2) +#define PRCM_CPU3_PWROFF (0x1 << 3) +#define PRCM_CPU_ALL_PWROFF (0xf << 0) + +#define PRCM_VDD_SYS_DRAM_CH0_PAD_HOLD_PWROFF (0x1 << 0) +#define PRCM_VDD_SYS_DRAM_CH1_PAD_HOLD_PWROFF (0x1 << 1) +#define PRCM_VDD_SYS_AVCC_A_PWROFF (0x1 << 2) +#define PRCM_VDD_SYS_CPU0_VDD_PWROFF (0x1 << 3) + +#define PRCM_VDD_GPU_PWROFF (0x1 << 0) + +#define PRCM_VDD_SYS_RESET (0x1 << 0) + +#define PRCM_CPU1_PWR_CLAMP(n) (((n) & 0xff) << 0) +#define PRCM_CPU1_PWR_CLAMP_MASK PRCM_CPU1_PWR_CLAMP(0xff) + +#define PRCM_CPU2_PWR_CLAMP(n) (((n) & 0xff) << 0) +#define PRCM_CPU2_PWR_CLAMP_MASK PRCM_CPU2_PWR_CLAMP(0xff) + +#define PRCM_CPU3_PWR_CLAMP(n) (((n) & 0xff) << 0) +#define PRCM_CPU3_PWR_CLAMP_MASK PRCM_CPU3_PWR_CLAMP(0xff) + +#ifndef __ASSEMBLY__ +struct sunxi_prcm_reg { + u32 cpus_cfg; /* 0x000 */ + u8 res0[0x8]; /* 0x004 */ + u32 apb0_ratio; /* 0x00c */ + u32 cpu0_cfg; /* 0x010 */ + u32 cpu1_cfg; /* 0x014 */ + u32 cpu2_cfg; /* 0x018 */ + u32 cpu3_cfg; /* 0x01c */ + u8 res1[0x8]; /* 0x020 */ + u32 apb0_gate; /* 0x028 */ + u8 res2[0x14]; /* 0x02c */ + u32 pll_ctrl0; /* 0x040 */ + u32 pll_ctrl1; /* 0x044 */ + u8 res3[0x8]; /* 0x048 */ + u32 clk_1wire; /* 0x050 */ + u32 clk_ir; /* 0x054 */ + u8 res4[0x58]; /* 0x058 */ + u32 apb0_reset; /* 0x0b0 */ + u8 res5[0x3c]; /* 0x0b4 */ + u32 clk_outd; /* 0x0f0 */ + u8 res6[0xc]; /* 0x0f4 */ + u32 cpu_pwroff; /* 0x100 */ + u8 res7[0xc]; /* 0x104 */ + u32 vdd_sys_pwroff; /* 0x110 */ + u8 res8[0x4]; /* 0x114 */ + u32 gpu_pwroff; /* 0x118 */ + u8 res9[0x4]; /* 0x11c */ + u32 vdd_pwr_reset; /* 0x120 */ + u8 res10[0x20]; /* 0x124 */ + u32 cpu1_pwr_clamp; /* 0x144 */ + u32 cpu2_pwr_clamp; /* 0x148 */ + u32 cpu3_pwr_clamp; /* 0x14c */ + u8 res11[0x30]; /* 0x150 */ + u32 dram_pwr; /* 0x180 */ + u8 res12[0xc]; /* 0x184 */ + u32 dram_tst; /* 0x190 */ +}; + +void prcm_apb0_enable(u32 flags); +#endif /* __ASSEMBLY__ */ +#endif /* _PRCM_H */ diff --git a/arch/arm/include/asm/arch-sunxi/timer.h b/arch/arm/include/asm/arch-sunxi/timer.h index 58e14fd..03a0684 100644 --- a/arch/arm/include/asm/arch-sunxi/timer.h +++ b/arch/arm/include/asm/arch-sunxi/timer.h @@ -11,14 +11,10 @@ #ifndef _SUNXI_TIMER_H_ #define _SUNXI_TIMER_H_ -#define WDT_CTRL_RESTART (0x1 << 0) -#define WDT_CTRL_KEY (0x0a57 << 1) -#define WDT_MODE_EN (0x1 << 0) -#define WDT_MODE_RESET_EN (0x1 << 1) - #ifndef __ASSEMBLY__ #include <linux/types.h> +#include <asm/arch/watchdog.h> /* General purpose timer */ struct sunxi_timer { @@ -43,12 +39,6 @@ struct sunxi_64cnt { u32 hi; /* 0xa8 */ }; -/* Watchdog */ -struct sunxi_wdog { - u32 ctl; /* 0x90 */ - u32 mode; /* 0x94 */ -}; - /* Rtc */ struct sunxi_rtc { u32 ctl; /* 0x100 */ @@ -77,15 +67,20 @@ struct sunxi_timer_reg { struct sunxi_timer timer[6]; /* We have 6 timers */ u8 res2[16]; struct sunxi_avs avs; - struct sunxi_wdog wdog; - u8 res3[8]; - struct sunxi_64cnt cnt64; +#if defined(CONFIG_SUN4I) || defined(CONFIG_SUN5I) || defined(CONFIG_SUN7I) + struct sunxi_wdog wdog; /* 0x90 */ + /* XXX the following is not accurate for sun5i/sun7i */ + struct sunxi_64cnt cnt64; /* 0xa0 */ u8 res4[0x58]; struct sunxi_rtc rtc; struct sunxi_alarm alarm; struct sunxi_tgp tgp[4]; u8 res5[8]; u32 cpu_cfg; +#else /* CONFIG_SUN6I || CONFIG_SUN8I || ... */ + u8 res3[16]; + struct sunxi_wdog wdog[5]; /* We have 5 watchdogs */ +#endif }; #endif /* __ASSEMBLY__ */ diff --git a/arch/arm/include/asm/arch-sunxi/watchdog.h b/arch/arm/include/asm/arch-sunxi/watchdog.h new file mode 100644 index 0000000..ccc8fa3 --- /dev/null +++ b/arch/arm/include/asm/arch-sunxi/watchdog.h @@ -0,0 +1,44 @@ +/* + * (C) Copyright 2014 + * Chen-Yu Tsai <wens@csie.org> + * + * Watchdog register definitions + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _SUNXI_WATCHDOG_H_ +#define _SUNXI_WATCHDOG_H_ + +#define WDT_CTRL_RESTART (0x1 << 0) +#define WDT_CTRL_KEY (0x0a57 << 1) + +#if defined(CONFIG_SUN4I) || defined(CONFIG_SUN5I) || defined(CONFIG_SUN7I) + +#define WDT_MODE_EN (0x1 << 0) +#define WDT_MODE_RESET_EN (0x1 << 1) + +struct sunxi_wdog { + u32 ctl; /* 0x00 */ + u32 mode; /* 0x04 */ + u32 res[2]; +}; + +#else + +#define WDT_CFG_RESET (0x1) +#define WDT_MODE_EN (0x1) + +struct sunxi_wdog { + u32 irq_en; /* 0x00 */ + u32 irq_sta; /* 0x04 */ + u32 res1[2]; + u32 ctl; /* 0x10 */ + u32 cfg; /* 0x14 */ + u32 mode; /* 0x18 */ + u32 res2; +}; + +#endif + +#endif /* _SUNXI_WATCHDOG_H_ */ |