mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-30 18:47:06 +00:00
f8c22c9bff
Update to latest U-Boot release. Patches refreshed and fixed when needed. Signed-off-by: Daniel Golle <daniel@makrotopia.org>
142 lines
3.8 KiB
Diff
142 lines
3.8 KiB
Diff
--- a/board/mediatek/mt7622/mt7622_rfb.c
|
|
+++ b/board/mediatek/mt7622/mt7622_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"
|
|
@@ -21,10 +23,43 @@
|
|
#include <nmbm/nmbm.h>
|
|
#include <nmbm/nmbm-mtd.h>
|
|
|
|
+#define MT7622_TOPRGUSTRAP_PAR 0x10212060
|
|
+#define MT7622_BOOT_SEQ_MASK 0x18
|
|
+#define MT7622_BOOT_SEQ_SHIFT 3
|
|
+#define MT7622_BOOT_SEQ_NOR_EMMC_SDXC 0x0
|
|
+#define MT7622_BOOT_SEQ_SPI_NAND_EMMC_SDXC 0x1
|
|
+#define MT7622_BOOT_SEQ_NAND_EMMC_SDXC 0x2
|
|
+#define MT7622_BOOT_SEQ_SDXC_EMMC_NAND 0x3
|
|
+
|
|
+#define MT7622_GPIO_MODE0 0x10211300
|
|
+#define MT7622_GPIO_NAND_MODE_MASK 0x00f00000
|
|
+#define MT7622_GPIO_NAND_MODE_SHIFT 20
|
|
+#define MT7622_GPIO_NAND_MODE_EMMC 0x2
|
|
+#define MT7622_GPIO_RGMII_MODE_MASK 0x0000f000
|
|
+#define MT7622_GPIO_RGMII_MODE_SHIFT 12
|
|
+#define MT7622_GPIO_RGMII_MODE_SDCX 0x2
|
|
+#define MT7622_GPIO_SPI_MODE_MASK 0x00000f00
|
|
+#define MT7622_GPIO_SPI_MODE_SHIFT 8
|
|
+#define MT7622_GPIO_SPI_MODE_NAND 0x2
|
|
+
|
|
+#define MT7622_MSDC_INT 0x1124000C
|
|
+#define MT7622_MSDC_INT_BD_CS_ERR 0x200
|
|
+
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
+static int gpio_mode0;
|
|
+static int msdc_int;
|
|
+
|
|
int board_init(void)
|
|
{
|
|
+ /*
|
|
+ * Save content of GPIO_MODE0 as left behind by the BootROM.
|
|
+ * Also grab MSDC1 INT status to see if BootROM has been reading
|
|
+ * from SD card.
|
|
+ * Together this will allow to infer the device used for booting.
|
|
+ */
|
|
+ gpio_mode0 = readl(MT7622_GPIO_MODE0);
|
|
+ msdc_int = readl(MT7622_MSDC_INT);
|
|
return 0;
|
|
}
|
|
|
|
@@ -82,3 +117,84 @@ int board_nmbm_init(void)
|
|
|
|
return 0;
|
|
}
|
|
+
|
|
+int ft_system_setup(void *blob, struct bd_info *bd)
|
|
+{
|
|
+ bool pinctrl_set_mmc = false;
|
|
+ bool pinctrl_set_snfi = false;
|
|
+ bool pinctrl_set_emmc = false;
|
|
+ bool msdc_bd_cs_err = false;
|
|
+
|
|
+ const u32 *media_handle_p;
|
|
+ int chosen, len, ret;
|
|
+ const char *media;
|
|
+ u32 media_handle, strap;
|
|
+
|
|
+ if ((gpio_mode0 & MT7622_GPIO_RGMII_MODE_MASK) >>
|
|
+ MT7622_GPIO_RGMII_MODE_SHIFT == MT7622_GPIO_RGMII_MODE_SDCX)
|
|
+ pinctrl_set_mmc = true;
|
|
+
|
|
+ if ((gpio_mode0 & MT7622_GPIO_SPI_MODE_MASK) >>
|
|
+ MT7622_GPIO_SPI_MODE_SHIFT == MT7622_GPIO_SPI_MODE_NAND)
|
|
+ pinctrl_set_snfi = true;
|
|
+
|
|
+ if ((gpio_mode0 & MT7622_GPIO_NAND_MODE_MASK) >>
|
|
+ MT7622_GPIO_NAND_MODE_SHIFT == MT7622_GPIO_NAND_MODE_EMMC)
|
|
+ pinctrl_set_emmc = true;
|
|
+
|
|
+ if (msdc_int & MT7622_MSDC_INT_BD_CS_ERR)
|
|
+ msdc_bd_cs_err = true;
|
|
+
|
|
+ strap = readl(MT7622_TOPRGUSTRAP_PAR);
|
|
+ strap &= MT7622_BOOT_SEQ_MASK;
|
|
+ strap >>= MT7622_BOOT_SEQ_SHIFT;
|
|
+ switch (strap) {
|
|
+ case MT7622_BOOT_SEQ_NOR_EMMC_SDXC:
|
|
+ if (!pinctrl_set_emmc)
|
|
+ media = "rootdisk-nor";
|
|
+ else if (pinctrl_set_mmc)
|
|
+ media = "rootdisk-emmc";
|
|
+ else
|
|
+ media = "rootdisk-sd";
|
|
+ break
|
|
+ ;;
|
|
+ case MT7622_BOOT_SEQ_SPI_NAND_EMMC_SDXC:
|
|
+ if (pinctrl_set_snfi)
|
|
+ media = "rootdisk-snfi";
|
|
+ else if (pinctrl_set_emmc)
|
|
+ media = "rootdisk-emmc";
|
|
+ else
|
|
+ media = "rootdisk-sd";
|
|
+ break
|
|
+ ;;
|
|
+ case MT7622_BOOT_SEQ_NAND_EMMC_SDXC:
|
|
+ case MT7622_BOOT_SEQ_SDXC_EMMC_NAND:
|
|
+ if (!pinctrl_set_emmc && pinctrl_set_mmc)
|
|
+ media = "rootdisk-nand";
|
|
+ else if (pinctrl_set_emmc)
|
|
+ media = "rootdisk-emmc";
|
|
+ else
|
|
+ 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;
|
|
+}
|