openwrt-cghmn-mt300n/package/boot/uboot-mediatek/patches/314-mt7981-select-rootdisk.patch
Shiji Yang 10b16d9328 uboot-mediatek: update to v2025.01
Remove upstreamed patches:
010-menu-fix-the-logic-checking-whether-ESC-key-is-press.patch [1]
011-menu-add-support-to-check-if-menu-needs-to-be-reprin.patch [2]
012-bootmenu-add-reprint-check.patch [3]

Remove outdated patches:
455-arm-provide-noncached_set_region-prototype-to-fix-build.patch

Some patches have been manually rebased to match the upstream
changes. This patch also fixes the dtc warning for reserved-memory
dts node. If #address-cells and #size-cells are not same as the
root node definitions, the dtc will complain about it.

All defconfigs are refreshed by `make "$board"_defconfig` and
`make savedefconfig`.

[1] ddac69885e
[2] ccdd7948e2
[3] 599652cff1

Signed-off-by: Shiji Yang <yangshiji66@qq.com>
2025-02-09 21:50:58 +00:00

103 lines
2.5 KiB
Diff

--- a/board/mediatek/mt7981/mt7981_rfb.c
+++ b/board/mediatek/mt7981/mt7981_rfb.c
@@ -10,7 +10,9 @@
#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
#define CONFIG_RESET_BUTTON_LABEL "reset"
@@ -80,3 +82,54 @@ int board_nmbm_init(void)
return 0;
}
+
+#define MT7981_BOOT_NOR 0
+#define MT7981_BOOT_SPIM_NAND 1 /* ToDo: fallback to SD */
+#define MT7981_BOOT_EMMC 2
+#define MT7981_BOOT_SNFI_NAND 3 /* ToDo (treated as SD) */
+
+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(0x11d006f0) & 0xc0) >> 6) {
+ case MT7981_BOOT_NOR:
+ media = "rootdisk-nor";
+ break
+ ;;
+ case MT7981_BOOT_SPIM_NAND:
+ media = "rootdisk-spim-nand";
+ break
+ ;;
+ case MT7981_BOOT_EMMC:
+ media = "rootdisk-emmc";
+ break
+ ;;
+ case MT7981_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;
+}
--- a/configs/mt7981_emmc_rfb_defconfig
+++ b/configs/mt7981_emmc_rfb_defconfig
@@ -113,3 +113,4 @@ CONFIG_DM_SERIAL=y
CONFIG_MTK_SERIAL=y
CONFIG_FAT_WRITE=y
CONFIG_HEXDUMP=y
+CONFIG_OF_SYSTEM_SETUP=y
--- a/configs/mt7981_nor_rfb_defconfig
+++ b/configs/mt7981_nor_rfb_defconfig
@@ -126,3 +126,4 @@ CONFIG_DM_SPI=y
CONFIG_MTK_SPIM=y
CONFIG_HEXDUMP=y
CONFIG_LMB_MAX_REGIONS=64
+CONFIG_OF_SYSTEM_SETUP=y
--- a/configs/mt7981_rfb_defconfig
+++ b/configs/mt7981_rfb_defconfig
@@ -134,3 +134,4 @@ CONFIG_SPI=y
CONFIG_DM_SPI=y
CONFIG_MTK_SPIM=y
CONFIG_HEXDUMP=y
+CONFIG_OF_SYSTEM_SETUP=y
--- a/configs/mt7981_sd_rfb_defconfig
+++ b/configs/mt7981_sd_rfb_defconfig
@@ -113,3 +113,4 @@ CONFIG_DM_SERIAL=y
CONFIG_MTK_SERIAL=y
CONFIG_FAT_WRITE=y
CONFIG_HEXDUMP=y
+CONFIG_OF_SYSTEM_SETUP=y
--- a/configs/mt7981_snfi_nand_rfb_defconfig
+++ b/configs/mt7981_snfi_nand_rfb_defconfig
@@ -119,3 +119,4 @@ CONFIG_DM_SERIAL=y
CONFIG_MTK_SERIAL=y
CONFIG_HEXDUMP=y
CONFIG_LMB_MAX_REGIONS=64
+CONFIG_OF_SYSTEM_SETUP=y