Merge git://git.denx.de/u-boot-marvell

3 files changed, 44 insertions, 3 deletions

diff --git a/arch/arm/dts/armada-38x.dtsi b/arch/arm/dts/armada-38x.dtsi
index dc8a1a6..5e5a158 100644
--- a/arch/arm/dts/armada-38x.dtsi
+++ b/arch/arm/dts/armada-38x.dtsi
@@ -258,6 +258,19 @@
 					marvell,function = "i2c0";
 				};
 
+				nand_pins: nand-pins {
+					marvell,pins = "mpp22", "mpp34", "mpp23", "mpp33",
+						       "mpp38", "mpp28", "mpp40", "mpp42",
+						       "mpp35", "mpp36", "mpp25", "mpp30",
+						       "mpp32";
+					marvell,function = "dev";
+				};
+
+				nand_rb: nand-rb {
+					marvell,pins = "mpp41";
+					marvell,function = "nand";
+				};
+
 				mdio_pins: mdio-pins {
 					marvell,pins = "mpp4", "mpp5";
 					marvell,function = "ge";
@@ -545,7 +558,7 @@
 			};
 
 			flash@d0000 {
-				compatible = "marvell,armada370-nand";
+				compatible = "marvell,armada370-nand","marvell,mvebu-pxa3xx-nand";
 				reg = <0xd0000 0x54>;
 				#address-cells = <1>;
 				#size-cells = <1>;
diff --git a/arch/arm/mach-mvebu/include/mach/soc.h b/arch/arm/mach-mvebu/include/mach/soc.h
index 1d30276..1a06a1e 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 */
@@ -141,6 +147,7 @@
 #define BOOT_DEV_SEL_OFFS	4
 #define BOOT_DEV_SEL_MASK	(0x3f << BOOT_DEV_SEL_OFFS)
 
+#define BOOT_FROM_NAND		0x0A
 #define BOOT_FROM_UART		0x28
 #define BOOT_FROM_UART_ALT	0x3f
 #define BOOT_FROM_SPI		0x32
diff --git a/arch/arm/mach-mvebu/spl.c b/arch/arm/mach-mvebu/spl.c
index a72a769..d16a62d 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;
 
 	/*
@@ -36,6 +45,10 @@ static u32 get_boot_device(void)
 	boot_device = (val & BOOT_DEV_SEL_MASK) >> BOOT_DEV_SEL_OFFS;
 	debug("SAR_REG=0x%08x boot_device=0x%x\n", val, boot_device);
 	switch (boot_device) {
+#if defined(CONFIG_ARMADA_38X)
+	case BOOT_FROM_NAND:
+		return BOOT_DEVICE_NAND;
+#endif
 #ifdef CONFIG_SPL_MMC_SUPPORT
 	case BOOT_FROM_MMC:
 	case BOOT_FROM_MMC_ALT:
@@ -119,7 +132,15 @@ void board_init_f(ulong dummy)
 	 * SPL has no chance to receive this information. So we
 	 * need to return to the BootROM to enable this xmodem
 	 * UART download.
+	 *
+	 * If booting from NAND lets let the BootROM load the
+	 * rest of the bootloader.
 	 */
-	if (get_boot_device() == BOOT_DEVICE_UART)
-		return_to_bootrom();
+	switch (get_boot_device()) {
+		case BOOT_DEVICE_UART:
+#if defined(CONFIG_ARMADA_38X)
+		case BOOT_DEVICE_NAND:
+#endif
+			return_to_bootrom();
+	}
 }