[U-Boot] [PATCH 1/2] ARM: mvebu: define board_ahci_enable() for A38x

Baruch Siach baruch at tkos.co.il
Sun Mar 24 11:27:43 UTC 2019


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

Signed-off-by: Baruch Siach <baruch at tkos.co.il>
---
 arch/arm/mach-mvebu/cpu.c | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/arch/arm/mach-mvebu/cpu.c b/arch/arm/mach-mvebu/cpu.c
index 919d05c88c77..5d3f553b5dd3 100644
--- 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
-- 
2.20.1



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