mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-18 02:38:56 +00:00
7de8bd03c3
The current API is outdated as it requires a devicetree pointer. Move these functions to use the ofnode API and update this globally. Add some tests while we are here. Correct the call in exynos_dsim_config_parse_dt() which is obviously wrong. Signed-off-by: Simon Glass <sjg@chromium.org>
144 lines
3.1 KiB
C
144 lines
3.1 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* (C) Copyright 2019 Rockchip Electronics Co., Ltd
|
|
*/
|
|
#include <common.h>
|
|
#include <dm.h>
|
|
#include <hang.h>
|
|
#include <init.h>
|
|
#include <led.h>
|
|
#include <log.h>
|
|
#include <syscon.h>
|
|
#include <asm/global_data.h>
|
|
#include <asm/io.h>
|
|
#include <asm/arch-rockchip/bootrom.h>
|
|
#include <asm/arch-rockchip/clock.h>
|
|
#include <asm/arch-rockchip/grf_rk3188.h>
|
|
#include <asm/arch-rockchip/hardware.h>
|
|
#include <dm/ofnode.h>
|
|
#include <linux/err.h>
|
|
|
|
#define GRF_BASE 0x20008000
|
|
|
|
const char * const boot_devices[BROM_LAST_BOOTSOURCE + 1] = {
|
|
[BROM_BOOTSOURCE_EMMC] = "/dwmmc@1021c000",
|
|
[BROM_BOOTSOURCE_SD] = "/dwmmc@10214000",
|
|
};
|
|
|
|
#ifdef CONFIG_DEBUG_UART_BOARD_INIT
|
|
void board_debug_uart_init(void)
|
|
{
|
|
/* Enable early UART on the RK3188 */
|
|
struct rk3188_grf * const grf = (void *)GRF_BASE;
|
|
enum {
|
|
GPIO1B1_SHIFT = 2,
|
|
GPIO1B1_MASK = 3,
|
|
GPIO1B1_GPIO = 0,
|
|
GPIO1B1_UART2_SOUT,
|
|
GPIO1B1_JTAG_TDO,
|
|
|
|
GPIO1B0_SHIFT = 0,
|
|
GPIO1B0_MASK = 3,
|
|
GPIO1B0_GPIO = 0,
|
|
GPIO1B0_UART2_SIN,
|
|
GPIO1B0_JTAG_TDI,
|
|
};
|
|
|
|
rk_clrsetreg(&grf->gpio1b_iomux,
|
|
GPIO1B1_MASK << GPIO1B1_SHIFT |
|
|
GPIO1B0_MASK << GPIO1B0_SHIFT,
|
|
GPIO1B1_UART2_SOUT << GPIO1B1_SHIFT |
|
|
GPIO1B0_UART2_SIN << GPIO1B0_SHIFT);
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_SPL_BUILD
|
|
int arch_cpu_init(void)
|
|
{
|
|
struct rk3188_grf *grf;
|
|
|
|
grf = syscon_get_first_range(ROCKCHIP_SYSCON_GRF);
|
|
if (IS_ERR(grf)) {
|
|
pr_err("grf syscon returned %ld\n", PTR_ERR(grf));
|
|
return 0;
|
|
}
|
|
#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
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
__weak int rk3188_board_late_init(void)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
int rk_board_late_init(void)
|
|
{
|
|
struct rk3188_grf *grf;
|
|
|
|
grf = syscon_get_first_range(ROCKCHIP_SYSCON_GRF);
|
|
if (IS_ERR(grf)) {
|
|
pr_err("grf syscon returned %ld\n", PTR_ERR(grf));
|
|
return 0;
|
|
}
|
|
|
|
/* enable noc remap to mimic legacy loaders */
|
|
rk_clrsetreg(&grf->soc_con0,
|
|
NOC_REMAP_MASK << NOC_REMAP_SHIFT,
|
|
NOC_REMAP_MASK << NOC_REMAP_SHIFT);
|
|
|
|
return rk3188_board_late_init();
|
|
}
|
|
|
|
#ifdef CONFIG_SPL_BUILD
|
|
static int setup_led(void)
|
|
{
|
|
#ifdef CONFIG_SPL_LED
|
|
struct udevice *dev;
|
|
char *led_name;
|
|
int ret;
|
|
|
|
led_name = ofnode_conf_read_str("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_state(dev, LEDST_ON);
|
|
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();
|
|
}
|
|
}
|
|
#endif
|