ARM: mvebu: define board_ahci_enable() for A38x

This allows the ahci_mvebu driver to do A38x platform specific
configuration at initialization.

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Reviewed-by: Stefan Roese <sr@denx.de>
Signed-off-by: Stefan Roese <sr@denx.de>

diff --git a/arch/arm/mach-mvebu/cpu.c b/arch/arm/mach-mvebu/cpu.c
index 919d05c..5d3f553 100644 (file)
--- a/arch/arm/mach-mvebu/cpu.c
+++ b/arch/arm/mach-mvebu/cpu.c
@@ -501,7 +501,6 @@ int board_mmc_init(bd_t *bis)
 }
 #endif
 
-#ifdef CONFIG_SCSI_AHCI_PLAT
 #define AHCI_VENDOR_SPECIFIC_0_ADDR    0xa0
 #define AHCI_VENDOR_SPECIFIC_0_DATA    0xa4
 
@@ -545,11 +544,19 @@ static void ahci_mvebu_regret_option(void __iomem *base)
        writel(0x80, base + AHCI_VENDOR_SPECIFIC_0_DATA);
 }
 
-void scsi_init(void)
+int board_ahci_enable(void)
 {
-       printf("MVEBU SATA INIT\n");
        ahci_mvebu_mbus_config((void __iomem *)MVEBU_SATA0_BASE);
        ahci_mvebu_regret_option((void __iomem *)MVEBU_SATA0_BASE);
+
+       return 0;
+}
+
+#ifdef CONFIG_SCSI_AHCI_PLAT
+void scsi_init(void)
+{
+       printf("MVEBU SATA INIT\n");
+       board_ahci_enable();
        ahci_init((void __iomem *)MVEBU_SATA0_BASE);
 }
 #endif