From: Tang Yuantian <yuantian.t...@freescale.com>
Updated the registers' values to enhance SATA performance and
reliability.
Signed-off-by: Tang Yuantian <yuantian.t...@freescale.com>
---
drivers/ata/ahci_qoriq.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/ata/ahci_qoriq.c b/drivers/ata/ahci_qoriq.c
index d0f9de9..4d613f8 100644
--- a/drivers/ata/ahci_qoriq.c
+++ b/drivers/ata/ahci_qoriq.c
@@ -39,6 +39,8 @@
#define AHCI_PORT_PHY_4_CFG 0x00480811
#define AHCI_PORT_PHY_5_CFG 0x192c96a4
#define AHCI_PORT_TRANS_CFG 0x08000025
+#define LS1043A_PORT_PHY2 0x28184d1f
+#define LS1043A_PORT_PHY3 0x0e081509
#define SATA_ECC_DISABLE 0x00020000
@@ -159,6 +161,12 @@ static int ahci_qoriq_phy_init(struct ahci_host_priv
*hpriv)
break;
case AHCI_LS1043A:
+ writel(AHCI_PORT_PHY_1_CFG, reg_base + PORT_PHY1);
+ writel(LS1043A_PORT_PHY2, reg_base + PORT_PHY2);
+ writel(LS1043A_PORT_PHY3, reg_base + PORT_PHY3);
+ writel(AHCI_PORT_TRANS_CFG, reg_base + PORT_TRANS);
+ break;
+
case AHCI_LS2080A:
writel(AHCI_PORT_PHY_1_CFG, reg_base + PORT_PHY1);
break;
--
2.1.0.27.g96db324
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