diff options
Diffstat (limited to 'arch/arm/mach-rockchip/rk3288-board-spl.c')
| -rw-r--r-- | arch/arm/mach-rockchip/rk3288-board-spl.c | 249 |
1 files changed, 0 insertions, 249 deletions
diff --git a/arch/arm/mach-rockchip/rk3288-board-spl.c b/arch/arm/mach-rockchip/rk3288-board-spl.c deleted file mode 100644 index c2e168192c..0000000000 --- a/arch/arm/mach-rockchip/rk3288-board-spl.c +++ /dev/null @@ -1,249 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * (C) Copyright 2015 Google, Inc - */ - -#include <common.h> -#include <debug_uart.h> -#include <dm.h> -#include <fdtdec.h> -#include <i2c.h> -#include <led.h> -#include <malloc.h> -#include <ram.h> -#include <spl.h> -#include <asm/gpio.h> -#include <asm/io.h> -#include <asm/arch-rockchip/bootrom.h> -#include <asm/arch-rockchip/clock.h> -#include <asm/arch-rockchip/hardware.h> -#include <asm/arch-rockchip/periph.h> -#include <asm/arch-rockchip/pmu_rk3288.h> -#include <asm/arch-rockchip/sdram.h> -#include <asm/arch-rockchip/sdram_common.h> -#include <asm/arch-rockchip/sys_proto.h> -#include <dm/root.h> -#include <dm/test.h> -#include <dm/util.h> -#include <power/regulator.h> -#include <power/rk8xx_pmic.h> - -DECLARE_GLOBAL_DATA_PTR; - -u32 spl_boot_device(void) -{ -#if !CONFIG_IS_ENABLED(OF_PLATDATA) - const void *blob = gd->fdt_blob; - struct udevice *dev; - const char *bootdev; - int node; - int ret; - - bootdev = fdtdec_get_config_string(blob, "u-boot,boot0"); - debug("Boot device %s\n", bootdev); - if (!bootdev) - goto fallback; - - node = fdt_path_offset(blob, bootdev); - if (node < 0) { - debug("node=%d\n", node); - goto fallback; - } - ret = device_get_global_by_ofnode(offset_to_ofnode(node), &dev); - if (ret) { - debug("device at node %s/%d not found: %d\n", bootdev, node, - ret); - goto fallback; - } - debug("Found device %s\n", dev->name); - switch (device_get_uclass_id(dev)) { - case UCLASS_SPI_FLASH: - return BOOT_DEVICE_SPI; - case UCLASS_MMC: - return BOOT_DEVICE_MMC1; - default: - debug("Booting from device uclass '%s' not supported\n", - dev_get_uclass_name(dev)); - } - -fallback: -#elif defined(CONFIG_TARGET_CHROMEBOOK_JERRY) || \ - defined(CONFIG_TARGET_CHROMEBIT_MICKEY) || \ - defined(CONFIG_TARGET_CHROMEBOOK_MINNIE) || \ - defined(CONFIG_TARGET_CHROMEBOOK_SPEEDY) - return BOOT_DEVICE_SPI; -#endif - return BOOT_DEVICE_MMC1; -} - -#if !defined(CONFIG_SPL_OF_PLATDATA) -static int phycore_init(void) -{ - struct udevice *pmic; - int ret; - - ret = uclass_first_device_err(UCLASS_PMIC, &pmic); - if (ret) - return ret; - -#if defined(CONFIG_SPL_POWER_SUPPORT) - /* Increase USB input current to 2A */ - ret = rk818_spl_configure_usb_input_current(pmic, 2000); - if (ret) - return ret; - - /* Close charger when USB lower then 3.26V */ - ret = rk818_spl_configure_usb_chrg_shutdown(pmic, 3260000); - if (ret) - return ret; -#endif - - return 0; -} -#endif - -__weak int arch_cpu_init(void) -{ - return 0; -} - -#define TIMER_LOAD_COUNT_L 0x00 -#define TIMER_LOAD_COUNT_H 0x04 -#define TIMER_CONTROL_REG 0x10 -#define TIMER_EN 0x1 -#define TIMER_FMODE BIT(0) -#define TIMER_RMODE BIT(1) - -void rockchip_stimer_init(void) -{ - /* If Timer already enabled, don't re-init it */ - u32 reg = readl(CONFIG_ROCKCHIP_STIMER_BASE + TIMER_CONTROL_REG); - - if (reg & TIMER_EN) - return; - - asm volatile("mcr p15, 0, %0, c14, c0, 0" - : : "r"(COUNTER_FREQUENCY)); - - writel(0, CONFIG_ROCKCHIP_STIMER_BASE + TIMER_CONTROL_REG); - writel(0xffffffff, CONFIG_ROCKCHIP_STIMER_BASE); - writel(0xffffffff, CONFIG_ROCKCHIP_STIMER_BASE + 4); - writel(TIMER_EN | TIMER_FMODE, CONFIG_ROCKCHIP_STIMER_BASE + - TIMER_CONTROL_REG); -} - -void board_init_f(ulong dummy) -{ - struct udevice *dev; - int ret; - -#ifdef CONFIG_DEBUG_UART - /* - * Debug UART can be used from here if required: - * - * debug_uart_init(); - * printch('a'); - * printhex8(0x1234); - * printascii("string"); - */ - debug_uart_init(); - debug("\nspl:debug uart enabled in %s\n", __func__); -#endif - ret = spl_early_init(); - if (ret) { - debug("spl_early_init() failed: %d\n", ret); - hang(); - } - - /* Init secure timer */ - rockchip_stimer_init(); - /* Init ARM arch timer in arch/arm/cpu/armv7/arch_timer.c */ - timer_init(); - - arch_cpu_init(); - - ret = rockchip_get_clk(&dev); - if (ret) { - debug("CLK init failed: %d\n", ret); - return; - } - -#if !defined(CONFIG_SPL_OF_PLATDATA) - if (of_machine_is_compatible("phytec,rk3288-phycore-som")) { - ret = phycore_init(); - if (ret) { - debug("Failed to set up phycore power settings: %d\n", - ret); - return; - } - } -#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(BROM_BOOT_NEXTSTAGE); -#endif -} - -static int setup_led(void) -{ -#ifdef CONFIG_SPL_LED - struct udevice *dev; - char *led_name; - int ret; - - led_name = fdtdec_get_config_string(gd->fdt_blob, "u-boot,boot-led"); - if (!led_name) - return 0; - ret = led_get_by_label(led_name, &dev); - if (ret) { - debug("%s: get=%d\n", __func__, ret); - return ret; - } - ret = led_set_on(dev, 1); - if (ret) - return ret; -#endif - - return 0; -} - -void spl_board_init(void) -{ - int ret; - - ret = setup_led(); - if (ret) { - debug("LED ret=%d\n", ret); - hang(); - } - - preloader_console_init(); -#if CONFIG_IS_ENABLED(ROCKCHIP_BACK_TO_BROM) - back_to_bootrom(BROM_BOOT_NEXTSTAGE); -#endif - return; -} - -#ifdef CONFIG_SPL_OS_BOOT - -#define PMU_BASE 0xff730000 -int dram_init_banksize(void) -{ - struct rk3288_pmu *const pmu = (void *)PMU_BASE; - size_t size = rockchip_sdram_size((phys_addr_t)&pmu->sys_reg[2]); - - gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE; - gd->bd->bi_dram[0].size = size; - - return 0; -} -#endif |