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-rw-r--r--arch/arm/include/asm/arch-exynos/power.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-exynos/power.h b/arch/arm/include/asm/arch-exynos/power.h
index 4f2447b3f8..e8a98a5471 100644
--- a/arch/arm/include/asm/arch-exynos/power.h
+++ b/arch/arm/include/asm/arch-exynos/power.h
@@ -1670,6 +1670,27 @@ struct exynos5420_power {
};
#endif /* __ASSEMBLY__ */
+#define OM_PIN_BITS 0x1f
+#define OM_PIN_SHIFT 0x1
+#define OM_PIN_MASK (OM_PIN_BITS << OM_PIN_SHIFT)
+
+enum {
+ /*
+ * Assign the OM pin values for respective boot modes.
+ * Exynos4 does not support spi boot and the mmc boot OM
+ * pin values are the same across Exynos4 and Exynos5.
+ */
+ BOOT_MODE_SD = 4, /* SD_CH2 | USB */
+ BOOT_MODE_EMMC = 8, /* EMMC4.4 | USB */
+ BOOT_MODE_EMMC_SD = 40, /* EMMC4.4 | SD_CH2 */
+ BOOT_MODE_SERIAL = 20,
+ /* Boot based on Operating Mode pin settings */
+ BOOT_MODE_OM = 32,
+ BOOT_MODE_USB, /* Boot using USB download */
+};
+
+unsigned int get_boot_mode(void);
+
void set_mipi_phy_ctrl(unsigned int dev_index, unsigned int enable);
#define EXYNOS_MIPI_PHY_ENABLE (1 << 0)