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uboot: board: add rootdisk support from openwrt

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Signed-off-by: Tianling Shen <cnsztl@immortalwrt.org>
This commit is contained in:
Tianling Shen
2024-09-09 16:30:31 +08:00
committed by hanwckf
parent 67ab0457d2
commit 1dbebb4242
6 changed files with 321 additions and 0 deletions
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53
uboot-mtk-20220606/board/mediatek/mt7981/mt7981_rfb.c
View File

@@ -9,6 +9,8 @@
#include <env.h>
#include <init.h>
#include <asm/global_data.h>
#include <asm/io.h>
#include <linux/libfdt.h>
#include <mtd.h>
#include <linux/mtd/mtd.h>
@@ -60,3 +62,54 @@ 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;
}

53
uboot-mtk-20220606/board/mediatek/mt7986/mt7986_rfb.c
View File

@@ -9,6 +9,8 @@
#include <env.h>
#include <init.h>
#include <asm/global_data.h>
#include <asm/io.h>
#include <linux/libfdt.h>
#include <mtd.h>
#include <linux/mtd/mtd.h>
@@ -62,3 +64,54 @@ int board_nmbm_init(void)
return 0;
}
#define MT7986_BOOT_NOR 0
#define MT7986_BOOT_SPIM_NAND 1
#define MT7986_BOOT_EMMC 2
#define MT7986_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) & 0x300) >> 8) {
case MT7986_BOOT_NOR:
media = "rootdisk-nor";
break
;;
case MT7986_BOOT_SPIM_NAND:
media = "rootdisk-spim-nand";
break
;;
case MT7986_BOOT_EMMC:
media = "rootdisk-emmc";
break
;;
case MT7986_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;
}

53
uboot-mtk-20220606/board/mediatek/mt7988/mt7988_rfb.c
View File

@@ -9,6 +9,8 @@
#include <env.h>
#include <init.h>
#include <asm/global_data.h>
#include <asm/io.h>
#include <linux/libfdt.h>
#include <mtd.h>
#include <linux/mtd/mtd.h>
@@ -60,3 +62,54 @@ int board_nmbm_init(void)
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;
}

54
uboot-mtk-20230718-09eda825/board/mediatek/mt7981/mt7981_rfb.c
View File

@@ -4,7 +4,61 @@
* Author: Sam Shih <sam.shih@mediatek.com>
*/
#include <asm/io.h>
#include <linux/libfdt.h>
int board_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;
}

54
uboot-mtk-20230718-09eda825/board/mediatek/mt7986/mt7986_rfb.c
View File

@@ -4,7 +4,61 @@
* Author: Sam Shih <sam.shih@mediatek.com>
*/
#include <asm/io.h>
#include <linux/libfdt.h>
int board_init(void)
{
return 0;
}
#define MT7986_BOOT_NOR 0
#define MT7986_BOOT_SPIM_NAND 1
#define MT7986_BOOT_EMMC 2
#define MT7986_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) & 0x300) >> 8) {
case MT7986_BOOT_NOR:
media = "rootdisk-nor";
break
;;
case MT7986_BOOT_SPIM_NAND:
media = "rootdisk-spim-nand";
break
;;
case MT7986_BOOT_EMMC:
media = "rootdisk-emmc";
break
;;
case MT7986_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;
}

54
uboot-mtk-20230718-09eda825/board/mediatek/mt7988/mt7988_rfb.c
View File

@@ -4,7 +4,61 @@
* Author: Sam Shih <sam.shih@mediatek.com>
*/
#include <asm/io.h>
#include <linux/libfdt.h>
int board_init(void)
{
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;
}