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authorDan Murphy <dmurphy@ti.com>2014-01-16 11:23:30 -0600
committerTom Rini <trini@ti.com>2014-01-24 16:59:22 -0500
commit8cffe5bd0d601f64eca78d28b8a710ad6ca8edd2 (patch)
tree17c1cec019810ffc5dcb4a59ab0522cec4c5fdf5 /arch/arm/include/asm/arch-am33xx/spl.h
parent773b5940b5f2fb5d1041c6f4db5796121ccd29c5 (diff)
spl: common: Support for USB MSD FAT image loading
Add SPL support to be able to detect a USB Mass Storage device connected to a USB host. Once a USB Mass storage device is detected the SPL will load the u-boot.img from a FAT partition to target address. Signed-off-by: Dan Murphy <dmurphy@ti.com>
Diffstat (limited to 'arch/arm/include/asm/arch-am33xx/spl.h')
-rw-r--r--arch/arm/include/asm/arch-am33xx/spl.h14
1 files changed, 11 insertions, 3 deletions
diff --git a/arch/arm/include/asm/arch-am33xx/spl.h b/arch/arm/include/asm/arch-am33xx/spl.h
index 5cd1e95257..2df4114580 100644
--- a/arch/arm/include/asm/arch-am33xx/spl.h
+++ b/arch/arm/include/asm/arch-am33xx/spl.h
@@ -19,6 +19,7 @@
#define BOOT_DEVICE_MMC1 7
#define BOOT_DEVICE_MMC2 8
#define BOOT_DEVICE_SPI 10
+#define BOOT_DEVICE_USB 13
#define BOOT_DEVICE_UART 65
#define BOOT_DEVICE_CPGMAC 71
#else
@@ -38,9 +39,16 @@
#endif
#define BOOT_DEVICE_MMC2_2 0xFF
-#if defined(CONFIG_AM33XX) || defined(CONFIG_AM43XX)
-#define MMC_BOOT_DEVICES_START BOOT_DEVICE_MMC1
-#define MMC_BOOT_DEVICES_END BOOT_DEVICE_MMC2
+#if defined(CONFIG_AM33XX)
+#define MMC_BOOT_DEVICES_START BOOT_DEVICE_MMC1
+#define MMC_BOOT_DEVICES_END BOOT_DEVICE_MMC2
+#elif defined(CONFIG_AM43XX)
+#define MMC_BOOT_DEVICES_START BOOT_DEVICE_MMC1
+#ifdef CONFIG_SPL_USB_SUPPORT
+#define MMC_BOOT_DEVICES_END BOOT_DEVICE_USB
+#else
+#define MMC_BOOT_DEVICES_END BOOT_DEVICE_MMC2
+#endif
#elif defined(CONFIG_TI81XX)
#define MMC_BOOT_DEVICES_START BOOT_DEVICE_MMC2
#define MMC_BOOT_DEVICES_END BOOT_DEVICE_MMC1