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| author | Daniel Golle <daniel@makrotopia.org> | 2023-12-05 04:10:31 +0000 |
|---|---|---|
| committer | Daniel Golle <daniel@makrotopia.org> | 2024-02-15 19:06:37 +0000 |
| commit | b165d451bd868d8939ee332c00fe9f307fac7ae6 (patch) | |
| tree | 46e5d4401dddb989efacaf657b04b5a57ddbab8d /package/boot/uboot-mediatek/patches | |
| parent | 89fcf211cb64619911533622f6380dafb268225f (diff) | |
| download | openwrt-b165d451bd868d8939ee332c00fe9f307fac7ae6.tar.gz openwrt-b165d451bd868d8939ee332c00fe9f307fac7ae6.tar.bz2 openwrt-b165d451bd868d8939ee332c00fe9f307fac7ae6.zip | |
uboot-mediatek: mt7988: set rootdisk according to boot device
If nodes /chosen/rootdisk-${bootdevice} exists, set /chosen/rootdisk
phandle according to boot device selected by the bootstrap pins.
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
Diffstat (limited to 'package/boot/uboot-mediatek/patches')
| -rw-r--r-- | package/boot/uboot-mediatek/patches/310-mt7988-select-rootdisk.patch | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/package/boot/uboot-mediatek/patches/310-mt7988-select-rootdisk.patch b/package/boot/uboot-mediatek/patches/310-mt7988-select-rootdisk.patch new file mode 100644 index 0000000000..f6654731cb --- /dev/null +++ b/package/boot/uboot-mediatek/patches/310-mt7988-select-rootdisk.patch @@ -0,0 +1,66 @@ +--- a/board/mediatek/mt7988/mt7988_rfb.c ++++ b/board/mediatek/mt7988/mt7988_rfb.c +@@ -11,6 +11,8 @@ + #include <env.h> + #include <init.h> + #include <asm/global_data.h> ++#include <asm/io.h> + #include <linux/delay.h> ++#include <linux/libfdt.h> + + #ifndef CONFIG_RESET_BUTTON_LABEL +@@ -44,3 +50,54 @@ int board_late_init(void) + env_relocate(); + return 0; + } ++ ++#define MT7988_BOOT_NOR 0 ++#define MT7988_BOOT_SPIM_NAND 1 ++#define MT7988_BOOT_EMMC 2 ++#define MT7988_BOOT_SNFI_NAND 3 ++ ++int ft_system_setup(void *blob, struct bd_info *bd) ++{ ++ const u32 *media_handle_p; ++ int chosen, len, ret; ++ const char *media; ++ u32 media_handle; ++ ++ switch ((readl(0x1001f6f0) & 0xc00) >> 10) { ++ case MT7988_BOOT_NOR: ++ media = "rootdisk-nor"; ++ break ++ ;; ++ case MT7988_BOOT_SPIM_NAND: ++ media = "rootdisk-spim-nand"; ++ break ++ ;; ++ case MT7988_BOOT_EMMC: ++ media = "rootdisk-emmc"; ++ break ++ ;; ++ case MT7988_BOOT_SNFI_NAND: ++ media = "rootdisk-sd"; ++ break ++ ;; ++ } ++ ++ chosen = fdt_path_offset(blob, "/chosen"); ++ if (chosen <= 0) ++ return 0; ++ ++ media_handle_p = fdt_getprop(blob, chosen, media, &len); ++ if (media_handle_p <= 0 || len != 4) ++ return 0; ++ ++ media_handle = *media_handle_p; ++ ret = fdt_setprop(blob, chosen, "rootdisk", &media_handle, sizeof(media_handle)); ++ if (ret) { ++ printf("cannot set media phandle %s as rootdisk /chosen node\n", media); ++ return ret; ++ } ++ ++ printf("set /chosen/rootdisk to bootrom media: %s (phandle 0x%08x)\n", media, fdt32_to_cpu(media_handle)); ++ ++ return 0; ++} |