diff options
| author | Tang Yuantian <Yuantian.Tang@freescale.com> | 2015-12-16 09:00:35 +0300 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2015-12-16 18:24:35 +0300 |
| commit | dfcdc5fe0379d5650c9306ecc6fcc5cb6cb8982a (patch) | |
| tree | b71d866db15f6013908b3668f2b699a98af1d0bd /drivers/ata/ahci_qoriq.c | |
| parent | e3a6dadc6dca64f464238f8a36876c610400eef9 (diff) | |
| download | linux-dfcdc5fe0379d5650c9306ecc6fcc5cb6cb8982a.tar.xz | |
ahci: qoriq: Adjust the default register values on ls1021a
Updated the registers' values to enhance SATA performance and
reliability on ls1021a soc.
Signed-off-by: Tang Yuantian <Yuantian.Tang@freescale.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'drivers/ata/ahci_qoriq.c')
| -rw-r--r-- | drivers/ata/ahci_qoriq.c | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/drivers/ata/ahci_qoriq.c b/drivers/ata/ahci_qoriq.c index 256d9114a194..7bdee9bd8786 100644 --- a/drivers/ata/ahci_qoriq.c +++ b/drivers/ata/ahci_qoriq.c @@ -34,16 +34,20 @@ /* port register default value */ #define AHCI_PORT_PHY_1_CFG 0xa003fffe -#define AHCI_PORT_PHY_2_CFG 0x28183411 -#define AHCI_PORT_PHY_3_CFG 0x0e081004 -#define AHCI_PORT_PHY_4_CFG 0x00480811 -#define AHCI_PORT_PHY_5_CFG 0x192c96a4 #define AHCI_PORT_TRANS_CFG 0x08000029 -#define LS1043A_PORT_PHY2 0x28184d1f -#define LS1043A_PORT_PHY3 0x0e081509 + +/* for ls1021a */ +#define LS1021A_PORT_PHY2 0x28183414 +#define LS1021A_PORT_PHY3 0x0e080e06 +#define LS1021A_PORT_PHY4 0x064a080b +#define LS1021A_PORT_PHY5 0x2aa86470 #define SATA_ECC_DISABLE 0x00020000 +/* for ls1043a */ +#define LS1043A_PORT_PHY2 0x28184d1f +#define LS1043A_PORT_PHY3 0x0e081509 + enum ahci_qoriq_type { AHCI_LS1021A, AHCI_LS1043A, @@ -153,10 +157,10 @@ static int ahci_qoriq_phy_init(struct ahci_host_priv *hpriv) case AHCI_LS1021A: writel(SATA_ECC_DISABLE, qpriv->ecc_addr); writel(AHCI_PORT_PHY_1_CFG, reg_base + PORT_PHY1); - writel(AHCI_PORT_PHY_2_CFG, reg_base + PORT_PHY2); - writel(AHCI_PORT_PHY_3_CFG, reg_base + PORT_PHY3); - writel(AHCI_PORT_PHY_4_CFG, reg_base + PORT_PHY4); - writel(AHCI_PORT_PHY_5_CFG, reg_base + PORT_PHY5); + writel(LS1021A_PORT_PHY2, reg_base + PORT_PHY2); + writel(LS1021A_PORT_PHY3, reg_base + PORT_PHY3); + writel(LS1021A_PORT_PHY4, reg_base + PORT_PHY4); + writel(LS1021A_PORT_PHY5, reg_base + PORT_PHY5); writel(AHCI_PORT_TRANS_CFG, reg_base + PORT_TRANS); break; |