mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-10-01 14:44:12 +00:00
Code Issues Releases Wiki Activity

ahci: qoriq: added ls1046a platform support

Browse source 
Ls1046a is a new introduced soc which supports ATA3.0.

Signed-off-by: Tang Yuantian <yuantian.tang@nxp.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Tang Yuantian 2016-10-09 16:51:04 +08:00 committed by Tejun Heo
parent 1001354ca3
commit 2facc6dacc
1 changed files with 13 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

16
drivers/ata/ahci_qoriq.c
View file

@ -46,11 +46,13 @@
#define LS1021A_AXICC_ADDR 0xC0
#define SATA_ECC_DISABLE 0x00020000
#define LS1046A_SATA_ECC_DIS 0x80000000
enum ahci_qoriq_type {
AHCI_LS1021A,
AHCI_LS1043A,
AHCI_LS2080A,
AHCI_LS1046A,
};
struct ahci_qoriq_priv {
@ -63,6 +65,7 @@ static const struct of_device_id ahci_qoriq_of_match[] = {
{ .compatible = "fsl,ls1021a-ahci", .data = (void *)AHCI_LS1021A},
{ .compatible = "fsl,ls1043a-ahci", .data = (void *)AHCI_LS1043A},
{ .compatible = "fsl,ls2080a-ahci", .data = (void *)AHCI_LS2080A},
{ .compatible = "fsl,ls1046a-ahci", .data = (void *)AHCI_LS1046A},
{},
};
MODULE_DEVICE_TABLE(of, ahci_qoriq_of_match);
@ -175,6 +178,13 @@ static int ahci_qoriq_phy_init(struct ahci_host_priv *hpriv)
writel(AHCI_PORT_TRANS_CFG, reg_base + PORT_TRANS);
writel(AHCI_PORT_AXICC_CFG, reg_base + PORT_AXICC);
break;
case AHCI_LS1046A:
writel(LS1046A_SATA_ECC_DIS, qpriv->ecc_addr);
writel(AHCI_PORT_PHY_1_CFG, reg_base + PORT_PHY1);
writel(AHCI_PORT_TRANS_CFG, reg_base + PORT_TRANS);
writel(AHCI_PORT_AXICC_CFG, reg_base + PORT_AXICC);
break;
}
return 0;
@ -204,9 +214,9 @@ static int ahci_qoriq_probe(struct platform_device *pdev)
qoriq_priv->type = (enum ahci_qoriq_type)of_id->data;
if (qoriq_priv->type == AHCI_LS1021A) {
res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
"sata-ecc");
res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
"sata-ecc");
if (res) {
qoriq_priv->ecc_addr = devm_ioremap_resource(dev, res);
if (IS_ERR(qoriq_priv->ecc_addr))
return PTR_ERR(qoriq_priv->ecc_addr);