arm: socfpga: Unreset NAND in SPL

If the system boots from NAND, make sure to de-assert the NAND IP
reset, otherwise the system will get stuck.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Dinh Nguyen <dinguyen@opensource.altera.com>

diff --git a/arch/arm/mach-socfpga/spl.c b/arch/arm/mach-socfpga/spl.c
index 775a82780f7fb9b2aac63d859f829ca08f2c125f..98c16a000d83375b4b963511a802ab945a4f5c66 100644 (file)
--- a/arch/arm/mach-socfpga/spl.c
+++ b/arch/arm/mach-socfpga/spl.c
@@ -40,6 +40,7 @@ u32 spl_boot_device(void)
                return BOOT_DEVICE_RAM;
        case 0x2:       /* NAND Flash (1.8V) */
        case 0x3:       /* NAND Flash (3.0V) */
+               socfpga_per_reset(SOCFPGA_RESET(NAND), 0);
                return BOOT_DEVICE_NAND;
        case 0x4:       /* SD/MMC External Transceiver (1.8V) */
        case 0x5:       /* SD/MMC Internal Transceiver (3.0V) */