diff options
Diffstat (limited to 'arch/arm/mach-rockchip')
| -rw-r--r-- | arch/arm/mach-rockchip/rk3368-board-spl.c | 6 | ||||
| -rw-r--r-- | arch/arm/mach-rockchip/rk3368-board-tpl.c | 69 | ||||
| -rw-r--r-- | arch/arm/mach-rockchip/rk3368/rk3368.c | 75 |
3 files changed, 80 insertions, 70 deletions
diff --git a/arch/arm/mach-rockchip/rk3368-board-spl.c b/arch/arm/mach-rockchip/rk3368-board-spl.c index c651193712..3a7d0b640a 100644 --- a/arch/arm/mach-rockchip/rk3368-board-spl.c +++ b/arch/arm/mach-rockchip/rk3368-board-spl.c @@ -11,6 +11,11 @@ #include <asm/io.h> #include <asm/arch-rockchip/periph.h> +__weak int arch_cpu_init(void) +{ + return 0; +} + void board_init_f(ulong dummy) { struct udevice *dev; @@ -22,6 +27,7 @@ void board_init_f(ulong dummy) hang(); } + arch_cpu_init(); preloader_console_init(); ret = uclass_get_device(UCLASS_RAM, 0, &dev); diff --git a/arch/arm/mach-rockchip/rk3368-board-tpl.c b/arch/arm/mach-rockchip/rk3368-board-tpl.c index 42aeb2e91c..a1da8ccb0f 100644 --- a/arch/arm/mach-rockchip/rk3368-board-tpl.c +++ b/arch/arm/mach-rockchip/rk3368-board-tpl.c @@ -8,74 +8,8 @@ #include <dm.h> #include <ram.h> #include <spl.h> -#include <syscon.h> #include <asm/io.h> #include <asm/arch-rockchip/bootrom.h> -#include <asm/arch-rockchip/clock.h> -#include <asm/arch-rockchip/cru_rk3368.h> -#include <asm/arch-rockchip/hardware.h> - -/* - * The SPL (and also the full U-Boot stage on the RK3368) will run in - * secure mode (i.e. EL3) and an ATF will eventually be booted before - * starting up the operating system... so we can initialize the SGRF - * here and rely on the ATF installing the final (secure) policy - * later. - */ -static inline uintptr_t sgrf_soc_con_addr(unsigned no) -{ - const uintptr_t SGRF_BASE = - (uintptr_t)syscon_get_first_range(ROCKCHIP_SYSCON_SGRF); - - return SGRF_BASE + sizeof(u32) * no; -} - -static inline uintptr_t sgrf_busdmac_addr(unsigned no) -{ - const uintptr_t SGRF_BASE = - (uintptr_t)syscon_get_first_range(ROCKCHIP_SYSCON_SGRF); - const uintptr_t SGRF_BUSDMAC_OFFSET = 0x100; - const uintptr_t SGRF_BUSDMAC_BASE = SGRF_BASE + SGRF_BUSDMAC_OFFSET; - - return SGRF_BUSDMAC_BASE + sizeof(u32) * no; -} - -static void sgrf_init(void) -{ - struct rk3368_cru * const cru = - (struct rk3368_cru * const)rockchip_get_cru(); - const u16 SGRF_SOC_CON_SEC = GENMASK(15, 0); - const u16 SGRF_BUSDMAC_CON0_SEC = BIT(2); - const u16 SGRF_BUSDMAC_CON1_SEC = GENMASK(15, 12); - - /* Set all configurable IP to 'non secure'-mode */ - rk_setreg(sgrf_soc_con_addr(5), SGRF_SOC_CON_SEC); - rk_setreg(sgrf_soc_con_addr(6), SGRF_SOC_CON_SEC); - rk_setreg(sgrf_soc_con_addr(7), SGRF_SOC_CON_SEC); - - /* - * From rockchip-uboot/arch/arm/cpu/armv8/rk33xx/cpu.c - * Original comment: "ddr space set no secure mode" - */ - rk_clrreg(sgrf_soc_con_addr(8), SGRF_SOC_CON_SEC); - rk_clrreg(sgrf_soc_con_addr(9), SGRF_SOC_CON_SEC); - rk_clrreg(sgrf_soc_con_addr(10), SGRF_SOC_CON_SEC); - - /* Set 'secure dma' to 'non secure'-mode */ - rk_setreg(sgrf_busdmac_addr(0), SGRF_BUSDMAC_CON0_SEC); - rk_setreg(sgrf_busdmac_addr(1), SGRF_BUSDMAC_CON1_SEC); - - dsb(); /* barrier */ - - rk_setreg(&cru->softrst_con[1], DMA1_SRST_REQ); - rk_setreg(&cru->softrst_con[4], DMA2_SRST_REQ); - - dsb(); /* barrier */ - udelay(10); - - rk_clrreg(&cru->softrst_con[1], DMA1_SRST_REQ); - rk_clrreg(&cru->softrst_con[4], DMA2_SRST_REQ); -} void board_init_f(ulong dummy) { @@ -101,9 +35,6 @@ void board_init_f(ulong dummy) hang(); } - /* Reset security, so we can use DMA in the MMC drivers */ - sgrf_init(); - ret = uclass_get_device(UCLASS_RAM, 0, &dev); if (ret) { debug("DRAM init failed: %d\n", ret); diff --git a/arch/arm/mach-rockchip/rk3368/rk3368.c b/arch/arm/mach-rockchip/rk3368/rk3368.c index f06d27717d..47786f52ee 100644 --- a/arch/arm/mach-rockchip/rk3368/rk3368.c +++ b/arch/arm/mach-rockchip/rk3368/rk3368.c @@ -5,12 +5,13 @@ */ #include <common.h> +#include <syscon.h> #include <asm/armv8/mmu.h> #include <asm/io.h> #include <asm/arch-rockchip/clock.h> #include <asm/arch-rockchip/cru_rk3368.h> #include <asm/arch-rockchip/grf_rk3368.h> -#include <syscon.h> +#include <asm/arch-rockchip/hardware.h> DECLARE_GLOBAL_DATA_PTR; @@ -97,6 +98,78 @@ int arch_early_init_r(void) } #endif +#ifdef CONFIG_SPL_BUILD +/* + * The SPL (and also the full U-Boot stage on the RK3368) will run in + * secure mode (i.e. EL3) and an ATF will eventually be booted before + * starting up the operating system... so we can initialize the SGRF + * here and rely on the ATF installing the final (secure) policy + * later. + */ +static inline uintptr_t sgrf_soc_con_addr(unsigned int no) +{ + const uintptr_t SGRF_BASE = + (uintptr_t)syscon_get_first_range(ROCKCHIP_SYSCON_SGRF); + + return SGRF_BASE + sizeof(u32) * no; +} + +static inline uintptr_t sgrf_busdmac_addr(unsigned int no) +{ + const uintptr_t SGRF_BASE = + (uintptr_t)syscon_get_first_range(ROCKCHIP_SYSCON_SGRF); + const uintptr_t SGRF_BUSDMAC_OFFSET = 0x100; + const uintptr_t SGRF_BUSDMAC_BASE = SGRF_BASE + SGRF_BUSDMAC_OFFSET; + + return SGRF_BUSDMAC_BASE + sizeof(u32) * no; +} + +static void sgrf_init(void) +{ + struct rk3368_cru * const cru = + (struct rk3368_cru * const)rockchip_get_cru(); + const u16 SGRF_SOC_CON_SEC = GENMASK(15, 0); + const u16 SGRF_BUSDMAC_CON0_SEC = BIT(2); + const u16 SGRF_BUSDMAC_CON1_SEC = GENMASK(15, 12); + + /* Set all configurable IP to 'non secure'-mode */ + rk_setreg(sgrf_soc_con_addr(5), SGRF_SOC_CON_SEC); + rk_setreg(sgrf_soc_con_addr(6), SGRF_SOC_CON_SEC); + rk_setreg(sgrf_soc_con_addr(7), SGRF_SOC_CON_SEC); + + /* + * From rockchip-uboot/arch/arm/cpu/armv8/rk33xx/cpu.c + * Original comment: "ddr space set no secure mode" + */ + rk_clrreg(sgrf_soc_con_addr(8), SGRF_SOC_CON_SEC); + rk_clrreg(sgrf_soc_con_addr(9), SGRF_SOC_CON_SEC); + rk_clrreg(sgrf_soc_con_addr(10), SGRF_SOC_CON_SEC); + + /* Set 'secure dma' to 'non secure'-mode */ + rk_setreg(sgrf_busdmac_addr(0), SGRF_BUSDMAC_CON0_SEC); + rk_setreg(sgrf_busdmac_addr(1), SGRF_BUSDMAC_CON1_SEC); + + dsb(); /* barrier */ + + rk_setreg(&cru->softrst_con[1], DMA1_SRST_REQ); + rk_setreg(&cru->softrst_con[4], DMA2_SRST_REQ); + + dsb(); /* barrier */ + udelay(10); + + rk_clrreg(&cru->softrst_con[1], DMA1_SRST_REQ); + rk_clrreg(&cru->softrst_con[4], DMA2_SRST_REQ); +} + +int arch_cpu_init(void) +{ + /* Reset security, so we can use DMA in the MMC drivers */ + sgrf_init(); + + return 0; +} +#endif + #ifdef CONFIG_DEBUG_UART_BOARD_INIT void board_debug_uart_init(void) { |