1 files changed, 85 insertions, 1 deletions

diff --git a/arch/arm/mach-rockchip/rk3188/rk3188.c b/arch/arm/mach-rockchip/rk3188/rk3188.c
index 933484e0df..95f0e3ccbe 100644
--- a/arch/arm/mach-rockchip/rk3188/rk3188.c
+++ b/arch/arm/mach-rockchip/rk3188/rk3188.c
@@ -3,15 +3,25 @@
  * (C) Copyright 2019 Rockchip Electronics Co., Ltd
  */
 #include <common.h>
+#include <dm.h>
+#include <syscon.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>
 
+#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 */
-#define GRF_BASE	0x20008000
 	struct rk3188_grf * const grf = (void *)GRF_BASE;
 	enum {
 		GPIO1B1_SHIFT		= 2,
@@ -34,3 +44,77 @@ void board_debug_uart_init(void)
 		     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
+
+	/* 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 0;
+}
+#endif
+
+#ifdef CONFIG_SPL_BUILD
+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();
+	}
+}
+#endif