diff options
Diffstat (limited to 'arch/arm/imx-common/spl.c')
| -rw-r--r-- | arch/arm/imx-common/spl.c | 49 |
1 files changed, 29 insertions, 20 deletions
diff --git a/arch/arm/imx-common/spl.c b/arch/arm/imx-common/spl.c index 46325ec344b..f392941f03e 100644 --- a/arch/arm/imx-common/spl.c +++ b/arch/arm/imx-common/spl.c @@ -10,6 +10,7 @@ #include <common.h> #include <asm/io.h> #include <asm/arch/imx-regs.h> +#include <asm/arch/sys_proto.h> #include <asm/spl.h> #include <spl.h> #include <asm/imx-common/hab.h> @@ -18,10 +19,8 @@ /* determine boot device from SRC_SBMR1 (BOOT_CFG[4:1]) or SRC_GPR9 register */ u32 spl_boot_device(void) { - struct src *psrc = (struct src *)SRC_BASE_ADDR; - unsigned int gpr10_boot = readl(&psrc->gpr10) & (1 << 28); - unsigned reg = gpr10_boot ? readl(&psrc->gpr9) : readl(&psrc->sbmr1); - unsigned int bmode = readl(&psrc->sbmr2); + unsigned int bmode = readl(&src_base->sbmr2); + u32 reg = imx6_src_get_boot_mode(); /* * Check for BMODE if serial downloader is enabled @@ -29,42 +28,52 @@ u32 spl_boot_device(void) */ if (((bmode >> 24) & 0x03) == 0x01) /* Serial Downloader */ return BOOT_DEVICE_UART; + /* BOOT_CFG1[7:4] - see IMX6DQRM Table 8-8 */ - switch ((reg & 0x000000FF) >> 4) { + switch ((reg & IMX6_BMODE_MASK) >> IMX6_BMODE_SHIFT) { /* EIM: See 8.5.1, Table 8-9 */ - case 0x0: + case IMX6_BMODE_EMI: /* BOOT_CFG1[3]: NOR/OneNAND Selection */ - if ((reg & 0x00000008) >> 3) + switch ((reg & IMX6_BMODE_EMI_MASK) >> IMX6_BMODE_EMI_SHIFT) { + case IMX6_BMODE_ONENAND: return BOOT_DEVICE_ONENAND; - else + case IMX6_BMODE_NOR: return BOOT_DEVICE_NOR; break; + } /* Reserved: Used to force Serial Downloader */ - case 0x1: + case IMX6_BMODE_UART: return BOOT_DEVICE_UART; /* SATA: See 8.5.4, Table 8-20 */ - case 0x2: + case IMX6_BMODE_SATA: return BOOT_DEVICE_SATA; /* Serial ROM: See 8.5.5.1, Table 8-22 */ - case 0x3: + case IMX6_BMODE_SERIAL_ROM: /* BOOT_CFG4[2:0] */ - switch ((reg & 0x07000000) >> 24) { - case 0x0 ... 0x4: + switch ((reg & IMX6_BMODE_SERIAL_ROM_MASK) >> + IMX6_BMODE_SERIAL_ROM_SHIFT) { + case IMX6_BMODE_ECSPI1: + case IMX6_BMODE_ECSPI2: + case IMX6_BMODE_ECSPI3: + case IMX6_BMODE_ECSPI4: + case IMX6_BMODE_ECSPI5: return BOOT_DEVICE_SPI; - case 0x5 ... 0x7: + case IMX6_BMODE_I2C1: + case IMX6_BMODE_I2C2: + case IMX6_BMODE_I2C3: return BOOT_DEVICE_I2C; } break; /* SD/eSD: 8.5.3, Table 8-15 */ - case 0x4: - case 0x5: + case IMX6_BMODE_SD: + case IMX6_BMODE_ESD: return BOOT_DEVICE_MMC1; /* MMC/eMMC: 8.5.3 */ - case 0x6: - case 0x7: + case IMX6_BMODE_MMC: + case IMX6_BMODE_EMMC: return BOOT_DEVICE_MMC1; - /* NAND Flash: 8.5.2 */ - case 0x8 ... 0xf: + /* NAND Flash: 8.5.2, Table 8-10 */ + case IMX6_BMODE_NAND: return BOOT_DEVICE_NAND; } return BOOT_DEVICE_NONE; |