diff options
| author | Jaedon Shin <jaedon.shin@gmail.com> | 2015-11-26 02:56:34 (GMT) |
|---|---|---|
| committer | Kishon Vijay Abraham I <kishon@ti.com> | 2015-12-20 11:58:33 (GMT) |
| commit | 810c6f169fd1d8a37df884c0942727863f00319a (patch) | |
| tree | b34e39c3b5408ca751f518468da6f0a9a141296c /drivers/phy/phy-brcmstb-sata.c | |
| parent | 1dc3a8582c3b99bd88b47f7aafd07ceb934024dc (diff) | |
| download | linux-810c6f169fd1d8a37df884c0942727863f00319a.tar.xz | |
phy: phy_brcmstb_sata: add data for phy version
Add data for phy version, and the default value of version is using the
BRCM_SATA_PHY_28NM.
Signed-off-by: Jaedon Shin <jaedon.shin@gmail.com>
Tested-by: Florian Fainelli <f.fainelli@gmail.com>
Acked-by: Brian Norris <computersforpeace@gmail.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Diffstat (limited to 'drivers/phy/phy-brcmstb-sata.c')
| -rw-r--r-- | drivers/phy/phy-brcmstb-sata.c | 23 |
1 files changed, 20 insertions, 3 deletions
diff --git a/drivers/phy/phy-brcmstb-sata.c b/drivers/phy/phy-brcmstb-sata.c index ddb9b9e..555fb2d 100644 --- a/drivers/phy/phy-brcmstb-sata.c +++ b/drivers/phy/phy-brcmstb-sata.c @@ -30,7 +30,11 @@ #define MAX_PORTS 2 /* Register offset between PHYs in PCB space */ -#define SATA_MDIO_REG_SPACE_SIZE 0x1000 +#define SATA_MDIO_REG_28NM_SPACE_SIZE 0x1000 + +enum brcm_sata_phy_version { + BRCM_SATA_PHY_28NM, +}; struct brcm_sata_port { int portnum; @@ -42,6 +46,7 @@ struct brcm_sata_port { struct brcm_sata_phy { struct device *dev; void __iomem *phy_base; + enum brcm_sata_phy_version version; struct brcm_sata_port phys[MAX_PORTS]; }; @@ -64,8 +69,12 @@ enum sata_mdio_phy_regs_28nm { static inline void __iomem *brcm_sata_phy_base(struct brcm_sata_port *port) { struct brcm_sata_phy *priv = port->phy_priv; + u32 offset; - return priv->phy_base + (port->portnum * SATA_MDIO_REG_SPACE_SIZE); + if (priv->version == BRCM_SATA_PHY_28NM) + offset = SATA_MDIO_REG_28NM_SPACE_SIZE; + + return priv->phy_base + (port->portnum * offset); } static void brcm_sata_mdio_wr(void __iomem *addr, u32 bank, u32 ofs, @@ -126,7 +135,8 @@ static const struct phy_ops phy_ops_28nm = { }; static const struct of_device_id brcm_sata_phy_of_match[] = { - { .compatible = "brcm,bcm7445-sata-phy" }, + { .compatible = "brcm,bcm7445-sata-phy", + .data = (void *)BRCM_SATA_PHY_28NM }, {}, }; MODULE_DEVICE_TABLE(of, brcm_sata_phy_of_match); @@ -135,6 +145,7 @@ static int brcm_sata_phy_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct device_node *dn = dev->of_node, *child; + const struct of_device_id *of_id; struct brcm_sata_phy *priv; struct resource *res; struct phy_provider *provider; @@ -154,6 +165,12 @@ static int brcm_sata_phy_probe(struct platform_device *pdev) if (IS_ERR(priv->phy_base)) return PTR_ERR(priv->phy_base); + of_id = of_match_node(brcm_sata_phy_of_match, dn); + if (of_id) + priv->version = (enum brcm_sata_phy_version)of_id->data; + else + priv->version = BRCM_SATA_PHY_28NM; + for_each_available_child_of_node(dn, child) { unsigned int id; struct brcm_sata_port *port; |