We need to know from what device we are booting in order
to save the enviroment in right place
Signed-off-by: Michael Trimarchi <mich...@amarulasolutions.com>
---
arch/arm/dts/rk3288-tinker-s-u-boot.dtsi | 1 +
arch/arm/mach-rockchip/rk3288/rk3288.c | 46 ++++++++++++++++++++
board/rockchip/tinker_rk3288/tinker-rk3288.c | 41 +++++++++++++++++
configs/tinker-rk3288_defconfig | 2 +
configs/tinker-s-rk3288_defconfig | 2 +
5 files changed, 92 insertions(+)
diff --git a/arch/arm/dts/rk3288-tinker-s-u-boot.dtsi
b/arch/arm/dts/rk3288-tinker-s-u-boot.dtsi
index 538593359a..2193127514 100644
--- a/arch/arm/dts/rk3288-tinker-s-u-boot.dtsi
+++ b/arch/arm/dts/rk3288-tinker-s-u-boot.dtsi
@@ -10,6 +10,7 @@
chosen {
u-boot,spl-boot-order = \
"same-as-spl", &sdmmc, &emmc;
+ u-boot,spl-boot-device = "/dwmmc@ff0f0000";
};
};
diff --git a/arch/arm/mach-rockchip/rk3288/rk3288.c
b/arch/arm/mach-rockchip/rk3288/rk3288.c
index 987b4e0d58..002d1508e5 100644
--- a/arch/arm/mach-rockchip/rk3288/rk3288.c
+++ b/arch/arm/mach-rockchip/rk3288/rk3288.c
@@ -3,6 +3,8 @@
* Copyright (c) 2016 Rockchip Electronics Co., Ltd
*/
#include <common.h>
+#include <spl.h>
+#include <fdt_support.h>
#include <dm.h>
#include <env.h>
#include <clk.h>
@@ -26,6 +28,50 @@ const char * const boot_devices[BROM_LAST_BOOTSOURCE + 1] = {
[BROM_BOOTSOURCE_SD] = "/dwmmc@ff0c0000",
};
+#if defined(CONFIG_SPL_BUILD) && !defined(CONFIG_TPL_BUILD)
+const char *spl_decode_boot_device(u32 boot_device)
+{
+ int i;
+ static const struct {
+ u32 boot_device;
+ const char *ofpath;
+ } spl_boot_devices_tbl[] = {
+ { BOOT_DEVICE_MMC2, "/dwmmc@ff0f0000" },
+ { BOOT_DEVICE_MMC1, "/dwmmc@ff0c0000" },
+ };
+
+ for (i = 0; i < ARRAY_SIZE(spl_boot_devices_tbl); ++i)
+ if (spl_boot_devices_tbl[i].boot_device == boot_device)
+ return spl_boot_devices_tbl[i].ofpath;
+
+ return NULL;
+}
+
+void spl_perform_fixups(struct spl_image_info *spl_image)
+{
+ void *blob = (void *)gd->fdt_blob;
+ const char *boot_ofpath;
+ int chosen;
+
+ if (!blob)
+ return;
+
+ boot_ofpath = spl_decode_boot_device(spl_image->boot_device);
+ if (!boot_ofpath) {
+ pr_err("%s: could not map boot_device to ofpath\n", __func__);
+ return;
+ }
+
+ chosen = fdt_find_or_add_subnode(blob, 0, "chosen");
+ if (chosen < 0) {
+ pr_err("%s: could not find/create '/chosen'\n", __func__);
+ return;
+ }
+ fdt_setprop_string(blob, chosen,
+ "u-boot,spl-boot-device", boot_ofpath);
+}
+#endif
+
#ifdef CONFIG_SPL_BUILD
static void configure_l2ctlr(void)
{
diff --git a/board/rockchip/tinker_rk3288/tinker-rk3288.c
b/board/rockchip/tinker_rk3288/tinker-rk3288.c
index 6c76c3c25c..66a7394d95 100644
--- a/board/rockchip/tinker_rk3288/tinker-rk3288.c
+++ b/board/rockchip/tinker_rk3288/tinker-rk3288.c
@@ -9,6 +9,34 @@
#include <i2c_eeprom.h>
#include <netdev.h>
+static int tinker_boot_device = CONFIG_SYS_MMC_ENV_DEV;
+
+/*
+ * Select the boot device according to what was set in spl step
+ */
+static int setup_boottargets(void)
+{
+ const char *boot_device =
+ ofnode_get_chosen_prop("u-boot,spl-boot-device");
+
+ if (!boot_device) {
+ debug("%s: /chosen/u-boot,spl-boot-device not set\n",
+ __func__);
+ return -1;
+ }
+ debug("%s: booted from %s\n", __func__, boot_device);
+
+ if (!strcmp(boot_device, "/dwmmc@ff0f0000")) {
+ /* eMMC boot device */
+ tinker_boot_device = 1;
+ } else {
+ /* sdcard boot device */
+ tinker_boot_device = 0;
+ }
+
+ return 0;
+}
+
static int get_ethaddr_from_eeprom(u8 *addr)
{
int ret;
@@ -33,3 +61,16 @@ int rk3288_board_late_init(void)
return 0;
}
+
+int misc_init_r(void)
+{
+ setup_boottargets();
+
+ return 0;
+}
+
+int mmc_get_env_dev(void)
+{
+ debug("boot device %d\n", tinker_boot_device);
+ return tinker_boot_device;
+}
diff --git a/configs/tinker-rk3288_defconfig b/configs/tinker-rk3288_defconfig
index c851a93f31..106e24e8ca 100644
--- a/configs/tinker-rk3288_defconfig
+++ b/configs/tinker-rk3288_defconfig
@@ -13,7 +13,9 @@ CONFIG_DEBUG_UART=y
CONFIG_TPL_SYS_MALLOC_F_LEN=0x4000
CONFIG_SPL_SYS_MALLOC_F_LEN=0x4000
CONFIG_SYS_MALLOC_F_LEN=0x4000
+CONFIG_SPL_OF_LIBFDT=y
# CONFIG_ANDROID_BOOT_IMAGE is not set
+CONFIG_MISC_INIT_R=y
CONFIG_USE_PREBOOT=y
CONFIG_SILENT_CONSOLE=y
CONFIG_CONSOLE_MUX=y
diff --git a/configs/tinker-s-rk3288_defconfig
b/configs/tinker-s-rk3288_defconfig
index c851a93f31..106e24e8ca 100644
--- a/configs/tinker-s-rk3288_defconfig
+++ b/configs/tinker-s-rk3288_defconfig
@@ -13,7 +13,9 @@ CONFIG_DEBUG_UART=y
CONFIG_TPL_SYS_MALLOC_F_LEN=0x4000
CONFIG_SPL_SYS_MALLOC_F_LEN=0x4000
CONFIG_SYS_MALLOC_F_LEN=0x4000
+CONFIG_SPL_OF_LIBFDT=y
# CONFIG_ANDROID_BOOT_IMAGE is not set
+CONFIG_MISC_INIT_R=y
CONFIG_USE_PREBOOT=y
CONFIG_SILENT_CONSOLE=y
CONFIG_CONSOLE_MUX=y
--
2.17.1
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