mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-13 14:53:06 +00:00
c35f8e5017
These board files have inconsistent #include ordering. Fix them. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
221 lines
4.5 KiB
C
221 lines
4.5 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* (C) Copyright 2015 Google, Inc
|
|
*/
|
|
|
|
#include <clk.h>
|
|
#include <common.h>
|
|
#include <debug_uart.h>
|
|
#include <dm.h>
|
|
#include <fdtdec.h>
|
|
#include <led.h>
|
|
#include <malloc.h>
|
|
#include <ram.h>
|
|
#include <spl.h>
|
|
#include <syscon.h>
|
|
#include <asm/gpio.h>
|
|
#include <asm/io.h>
|
|
#include <asm/arch/bootrom.h>
|
|
#include <asm/arch/clock.h>
|
|
#include <asm/arch/grf_rk3188.h>
|
|
#include <asm/arch/hardware.h>
|
|
#include <asm/arch/periph.h>
|
|
#include <asm/arch/pmu_rk3188.h>
|
|
#include <asm/arch/sdram.h>
|
|
#include <asm/arch/timer.h>
|
|
#include <dm/pinctrl.h>
|
|
#include <dm/root.h>
|
|
#include <dm/test.h>
|
|
#include <dm/util.h>
|
|
#include <power/regulator.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:
|
|
#endif
|
|
return BOOT_DEVICE_MMC1;
|
|
}
|
|
|
|
static int setup_arm_clock(void)
|
|
{
|
|
struct udevice *dev;
|
|
struct clk clk;
|
|
int ret;
|
|
|
|
ret = rockchip_get_clk(&dev);
|
|
if (ret)
|
|
return ret;
|
|
|
|
clk.id = CLK_ARM;
|
|
ret = clk_request(dev, &clk);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
ret = clk_set_rate(&clk, 600000000);
|
|
|
|
clk_free(&clk);
|
|
return ret;
|
|
}
|
|
|
|
void board_debug_uart_init(void)
|
|
{
|
|
/* Enable early UART on the RK3188 */
|
|
#define GRF_BASE 0x20008000
|
|
struct rk3188_grf * const grf = (void *)GRF_BASE;
|
|
enum {
|
|
GPIO1B1_SHIFT = 2,
|
|
GPIO1B1_MASK = 3,
|
|
GPIO1B1_GPIO = 0,
|
|
GPIO1B1_UART2_SOUT,
|
|
|
|
GPIO1B0_SHIFT = 0,
|
|
GPIO1B0_MASK = 3,
|
|
GPIO1B0_GPIO = 0,
|
|
GPIO1B0_UART2_SIN,
|
|
};
|
|
|
|
/* Enable early UART on the RK3188 */
|
|
rk_clrsetreg(&grf->gpio1b_iomux,
|
|
GPIO1B1_MASK << GPIO1B1_SHIFT |
|
|
GPIO1B0_MASK << GPIO1B0_SHIFT,
|
|
GPIO1B1_UART2_SOUT << GPIO1B1_SHIFT |
|
|
GPIO1B0_UART2_SIN << GPIO1B0_SHIFT);
|
|
}
|
|
|
|
void board_init_f(ulong dummy)
|
|
{
|
|
struct udevice *dev;
|
|
int ret;
|
|
|
|
#define EARLY_UART
|
|
#ifdef EARLY_UART
|
|
/*
|
|
* Debug UART can be used from here if required:
|
|
*
|
|
* debug_uart_init();
|
|
* printch('a');
|
|
* printhex8(0x1234);
|
|
* printascii("string");
|
|
*/
|
|
debug_uart_init();
|
|
printascii("U-Boot SPL board init");
|
|
#endif
|
|
|
|
#ifdef CONFIG_ROCKCHIP_USB_UART
|
|
rk_clrsetreg(&grf->uoc0_con[0],
|
|
SIDDQ_MASK | UOC_DISABLE_MASK | COMMON_ON_N_MASK,
|
|
1 << SIDDQ_SHIFT | 1 << UOC_DISABLE_SHIFT |
|
|
1 << COMMON_ON_N_SHIFT);
|
|
rk_clrsetreg(&grf->uoc0_con[2],
|
|
SOFT_CON_SEL_MASK, 1 << SOFT_CON_SEL_SHIFT);
|
|
rk_clrsetreg(&grf->uoc0_con[3],
|
|
OPMODE_MASK | XCVRSELECT_MASK |
|
|
TERMSEL_FULLSPEED_MASK | SUSPENDN_MASK,
|
|
OPMODE_NODRIVING << OPMODE_SHIFT |
|
|
XCVRSELECT_FSTRANSC << XCVRSELECT_SHIFT |
|
|
1 << TERMSEL_FULLSPEED_SHIFT |
|
|
1 << SUSPENDN_SHIFT);
|
|
rk_clrsetreg(&grf->uoc0_con[0],
|
|
BYPASSSEL_MASK | BYPASSDMEN_MASK,
|
|
1 << BYPASSSEL_SHIFT | 1 << BYPASSDMEN_SHIFT);
|
|
#endif
|
|
|
|
ret = spl_early_init();
|
|
if (ret) {
|
|
debug("spl_early_init() failed: %d\n", ret);
|
|
hang();
|
|
}
|
|
|
|
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;
|
|
}
|
|
|
|
setup_arm_clock();
|
|
#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;
|
|
}
|