From ce8f45370e118fb6d5fe820b97558b9e2e2fece5 Mon Sep 17 00:00:00 2001 From: Tang Yuantian Date: Fri, 20 Jan 2017 14:59:36 +0800 Subject: [PATCH] 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 Signed-off-by: Tejun Heo --- drivers/ata/ahci_qoriq.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/ata/ahci_qoriq.c b/drivers/ata/ahci_qoriq.c index 137b1c7..85d8332 100644 --- a/drivers/ata/ahci_qoriq.c +++ b/drivers/ata/ahci_qoriq.c @@ -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; -- 2.7.4