diff options
| -rw-r--r-- | arch/arm/mach-rockchip/Makefile | 1 | ||||
| -rw-r--r-- | arch/arm/mach-rockchip/rk3288-board-spl.c | 3 | ||||
| -rw-r--r-- | arch/arm/mach-rockchip/rk3288-board-tpl.c | 84 | ||||
| -rw-r--r-- | arch/arm/mach-rockchip/rk3288/Kconfig | 16 | ||||
| -rw-r--r-- | configs/vyasa-rk3288_defconfig | 3 | ||||
| -rw-r--r-- | doc/README.rockchip | 18 | ||||
| -rw-r--r-- | include/configs/rk3288_common.h | 6 |
7 files changed, 130 insertions, 1 deletions
diff --git a/arch/arm/mach-rockchip/Makefile b/arch/arm/mach-rockchip/Makefile index 79e9704a2c..daafc8de6a 100644 --- a/arch/arm/mach-rockchip/Makefile +++ b/arch/arm/mach-rockchip/Makefile @@ -12,6 +12,7 @@ obj-spl-$(CONFIG_ROCKCHIP_BROM_HELPER) += bootrom.o save_boot_param.o obj-tpl-$(CONFIG_ROCKCHIP_BROM_HELPER) += bootrom.o save_boot_param.o obj-tpl-$(CONFIG_ROCKCHIP_RK3188) += rk3188-board-tpl.o +obj-tpl-$(CONFIG_ROCKCHIP_RK3288) += rk3288-board-tpl.o obj-tpl-$(CONFIG_ROCKCHIP_RK3368) += rk3368-board-tpl.o obj-spl-$(CONFIG_ROCKCHIP_RK3036) += rk3036-board-spl.o diff --git a/arch/arm/mach-rockchip/rk3288-board-spl.c b/arch/arm/mach-rockchip/rk3288-board-spl.c index 23af653454..5239cbc37c 100644 --- a/arch/arm/mach-rockchip/rk3288-board-spl.c +++ b/arch/arm/mach-rockchip/rk3288-board-spl.c @@ -204,12 +204,15 @@ void board_init_f(ulong dummy) } #endif +#if !defined(CONFIG_SUPPORT_TPL) debug("\nspl:init dram\n"); ret = uclass_get_device(UCLASS_RAM, 0, &dev); if (ret) { debug("DRAM init failed: %d\n", ret); return; } +#endif + #if CONFIG_IS_ENABLED(ROCKCHIP_BACK_TO_BROM) && !defined(CONFIG_SPL_BOARD_INIT) back_to_bootrom(); #endif diff --git a/arch/arm/mach-rockchip/rk3288-board-tpl.c b/arch/arm/mach-rockchip/rk3288-board-tpl.c new file mode 100644 index 0000000000..3d08b5b6d8 --- /dev/null +++ b/arch/arm/mach-rockchip/rk3288-board-tpl.c @@ -0,0 +1,84 @@ +/* + * Copyright (C) 2017 Amarula Solutions + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <debug_uart.h> +#include <dm.h> +#include <ram.h> +#include <spl.h> +#include <version.h> +#include <asm/io.h> +#include <asm/arch/bootrom.h> +#include <asm/arch/clock.h> +#include <asm/arch/grf_rk3288.h> +#include <asm/arch/periph.h> +#include <asm/arch/pmu_rk3288.h> +#include <asm/arch/sys_proto.h> +#include <asm/arch/timer.h> + +DECLARE_GLOBAL_DATA_PTR; + +#define GRF_BASE 0xff770000 +void board_init_f(ulong dummy) +{ + struct udevice *dev; + int ret; + + /* Example code showing how to enable the debug UART on RK3288 */ + /* Enable early UART on the RK3288 */ + struct rk3288_grf * const grf = (void *)GRF_BASE; + + rk_clrsetreg(&grf->gpio7ch_iomux, GPIO7C7_MASK << GPIO7C7_SHIFT | + GPIO7C6_MASK << GPIO7C6_SHIFT, + GPIO7C7_UART2DBG_SOUT << GPIO7C7_SHIFT | + GPIO7C6_UART2DBG_SIN << GPIO7C6_SHIFT); + /* + * Debug UART can be used from here if required: + * + * debug_uart_init(); + * printch('a'); + * printhex8(0x1234); + * printascii("string"); + */ + debug_uart_init(); + + ret = spl_early_init(); + if (ret) { + debug("spl_early_init() failed: %d\n", ret); + hang(); + } + + rockchip_timer_init(); + configure_l2ctlr(); + + ret = rockchip_get_clk(&dev); + if (ret) { + debug("CLK init failed: %d\n", ret); + return; + } + + ret = uclass_get_device(UCLASS_RAM, 0, &dev); + if (ret) { + debug("DRAM init failed: %d\n", ret); + return; + } +} + +void board_return_to_bootrom(void) +{ + back_to_bootrom(); +} + +u32 spl_boot_device(void) +{ + return BOOT_DEVICE_BOOTROM; +} + +void spl_board_init(void) +{ + puts("\nU-Boot TPL " PLAIN_VERSION " (" U_BOOT_DATE " - " \ + U_BOOT_TIME ")\n"); +} diff --git a/arch/arm/mach-rockchip/rk3288/Kconfig b/arch/arm/mach-rockchip/rk3288/Kconfig index 4ad2940069..6beb26fd7a 100644 --- a/arch/arm/mach-rockchip/rk3288/Kconfig +++ b/arch/arm/mach-rockchip/rk3288/Kconfig @@ -87,6 +87,22 @@ config TARGET_POPMETAL_RK3288 config TARGET_VYASA_RK3288 bool "Vyasa-RK3288" select BOARD_LATE_INIT + select TPL + select SUPPORT_TPL + select TPL_DM + select TPL_REGMAP + select TPL_SYSCON + select TPL_CLK + select TPL_RAM + select TPL_OF_PLATDATA + select TPL_OF_CONTROL + select TPL_BOOTROM_SUPPORT + select TPL_NEEDS_SEPARATE_TEXT_BASE if SPL + select ROCKCHIP_BROM_HELPER + select TPL_DRIVERS_MISC_SUPPORT + select TPL_LIBCOMMON_SUPPORT + select TPL_LIBGENERIC_SUPPORT + select TPL_SERIAL_SUPPORT help Vyasa is a RK3288-based development board with 2 USB ports, HDMI, VGA, micro-SD card, audio, WiFi and Gigabit Ethernet, It diff --git a/configs/vyasa-rk3288_defconfig b/configs/vyasa-rk3288_defconfig index 7db7b0b6f9..7bd6068e0c 100644 --- a/configs/vyasa-rk3288_defconfig +++ b/configs/vyasa-rk3288_defconfig @@ -1,8 +1,11 @@ CONFIG_ARM=y +# CONFIG_SPL_USE_ARCH_MEMCPY is not set +# CONFIG_SPL_USE_ARCH_MEMSET is not set CONFIG_ARCH_ROCKCHIP=y CONFIG_SYS_MALLOC_F_LEN=0x2000 CONFIG_ROCKCHIP_RK3288=y CONFIG_TARGET_VYASA_RK3288=y +CONFIG_TPL_TEXT_BASE=0xff704004 CONFIG_SPL_STACK_R_ADDR=0x80000 CONFIG_DEFAULT_DEVICE_TREE="rk3288-vyasa" CONFIG_DEBUG_UART=y diff --git a/doc/README.rockchip b/doc/README.rockchip index 12fec38139..4b7be0b715 100644 --- a/doc/README.rockchip +++ b/doc/README.rockchip @@ -150,6 +150,24 @@ Note: rk3036 SDMMC and debug uart use the same iomux, so if you boot from SD, th debug uart must be disabled +Booting from an SD card on RK3288 with TPL +========================================== + +Since the size of SPL can't be exceeded 0x8000 bytes in RK3288, it is not possible add +new SPL features like Falcon mode or etc. + +So introduce TPL so-that adding new features to SPL is possible because now TPL should +run minimal with code like DDR, clock etc and rest of new features in SPL. + +As of now TPL is added on Vyasa-RK3288 board. + +To write an image that boots from an SD card (assumed to be /dev/mmcblk0): + + ./tools/mkimage -n rk3288 -T rksd -d ./tpl/u-boot-tpl.bin out && + cat ./spl/u-boot-spl-dtb.bin >> out && + sudo dd if=out of=/dev/mmcblk0 seek=64 && + sudo dd if=u-boot-dtb.img of=/dev/mmcblk0 seek=256 + Booting from an SD card on RK3188 ================================= diff --git a/include/configs/rk3288_common.h b/include/configs/rk3288_common.h index e9e3c4013c..34f255847a 100644 --- a/include/configs/rk3288_common.h +++ b/include/configs/rk3288_common.h @@ -32,7 +32,11 @@ #define CONFIG_SYS_INIT_SP_ADDR 0x00100000 #define CONFIG_SYS_LOAD_ADDR 0x00800800 #define CONFIG_SPL_STACK 0xff718000 -#define CONFIG_SPL_TEXT_BASE 0xff704004 +#if defined(CONFIG_SPL_BUILD) && defined(CONFIG_TPL_BOOTROM_SUPPORT) +# define CONFIG_SPL_TEXT_BASE 0x0 +#else +# define CONFIG_SPL_TEXT_BASE 0xff704004 +#endif /* MMC/SD IP block */ #define CONFIG_BOUNCE_BUFFER |