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ahci: qoriq: added ls2088a platforms support 

Ls2088a is new introduced arm-based soc with sata support with
following features:
1. Complies with the serial ATA 3.0 specification and the AHCI 1.3.1
   specification
2. Contains a high-speed descriptor-based DMA controller
3. Supports the following:
   a. Speeds of 1.5 Gb/s (first-generation SATA), 3 Gb/s
      (second-generation SATA), and 6 Gb/s (third-generation SATA)
   b. FIS-based switching
   c. Native command queuing (NCQ) commands
   d. Port multiplier operation
   e. Asynchronous notification
   f. SATA BIST mode

Signed-off-by: Tang Yuantian <yuantian.tang@nxp.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Tang Yuantian 2017-01-20 14:59:36 +08:00 committed by Tejun Heo
parent 01f2901a26
commit ce8f45370e
1 changed files with 9 additions and 0 deletions
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9
drivers/ata/ahci_qoriq.c
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@ -53,6 +53,7 @@ enum ahci_qoriq_type {
AHCI_LS1043A,
AHCI_LS2080A,
AHCI_LS1046A,
AHCI_LS2088A,
};
struct ahci_qoriq_priv {
@ -67,6 +68,7 @@ static const struct of_device_id ahci_qoriq_of_match[] = {
{ .compatible = "fsl,ls1043a-ahci", .data = (void *)AHCI_LS1043A},
{ .compatible = "fsl,ls2080a-ahci", .data = (void *)AHCI_LS2080A},
{ .compatible = "fsl,ls1046a-ahci", .data = (void *)AHCI_LS1046A},
{ .compatible = "fsl,ls2088a-ahci", .data = (void *)AHCI_LS2088A},
{},
};
MODULE_DEVICE_TABLE(of, ahci_qoriq_of_match);
@ -198,6 +200,13 @@ static int ahci_qoriq_phy_init(struct ahci_host_priv *hpriv)
if (qpriv->is_dmacoherent)
writel(AHCI_PORT_AXICC_CFG, reg_base + PORT_AXICC);
break;
case AHCI_LS2088A:
writel(AHCI_PORT_PHY_1_CFG, reg_base + PORT_PHY1);
writel(AHCI_PORT_TRANS_CFG, reg_base + PORT_TRANS);
if (qpriv->is_dmacoherent)
writel(AHCI_PORT_AXICC_CFG, reg_base + PORT_AXICC);
break;
}
return 0;