diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-mvebu/include/mach/soc.h | 6 | ||||
| -rw-r--r-- | arch/arm/mach-mvebu/spl.c | 9 |
2 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/mach-mvebu/include/mach/soc.h b/arch/arm/mach-mvebu/include/mach/soc.h index 1d30276..4f81285 100644 --- a/arch/arm/mach-mvebu/include/mach/soc.h +++ b/arch/arm/mach-mvebu/include/mach/soc.h @@ -111,10 +111,16 @@ #define COMPHY_REFCLK_ALIGNMENT (MVEBU_REGISTER(0x182f8)) /* BootROM error register (also includes some status infos) */ +#if defined(CONFIG_ARMADA_38X) +#define CONFIG_BOOTROM_ERR_REG (MVEBU_REGISTER(0x182d0)) +#define BOOTROM_ERR_MODE_OFFS 0 +#define BOOTROM_ERR_MODE_MASK (0xf << BOOTROM_ERR_MODE_OFFS) +#else #define CONFIG_BOOTROM_ERR_REG (MVEBU_REGISTER(0x182d0)) #define BOOTROM_ERR_MODE_OFFS 28 #define BOOTROM_ERR_MODE_MASK (0xf << BOOTROM_ERR_MODE_OFFS) #define BOOTROM_ERR_MODE_UART 0x6 +#endif #if defined(CONFIG_ARMADA_375) /* SAR values for Armada 375 */ diff --git a/arch/arm/mach-mvebu/spl.c b/arch/arm/mach-mvebu/spl.c index a72a769..2fd6c62 100644 --- a/arch/arm/mach-mvebu/spl.c +++ b/arch/arm/mach-mvebu/spl.c @@ -26,7 +26,16 @@ static u32 get_boot_device(void) val = readl(CONFIG_BOOTROM_ERR_REG); boot_device = (val & BOOTROM_ERR_MODE_MASK) >> BOOTROM_ERR_MODE_OFFS; debug("BOOTROM_REG=0x%08x boot_device=0x%x\n", val, boot_device); +#if defined(CONFIG_ARMADA_38X) + /* + * If the bootrom error register contains any else than zeros + * in the first 8 bits it's an error condition. And in that case + * try to boot from UART. + */ + if (boot_device) +#else if (boot_device == BOOTROM_ERR_MODE_UART) +#endif return BOOT_DEVICE_UART; /* |