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| author | Heiko Stuebner <heiko@sntech.de> | 2015-11-19 22:22:23 +0100 |
|---|---|---|
| committer | Kishon Vijay Abraham I <kishon@ti.com> | 2015-12-20 15:21:38 +0530 |
| commit | 5fdbb97dec0ca6106c5595c2db667a7957ad8c0f (patch) | |
| tree | 8fd36311f47c6296f0b9bb11bf741eafef8fa70f /drivers/phy/phy-rockchip-usb.c | |
| parent | 75d390fecf9e69eebca7f15de40d761e33fcfd7b (diff) | |
| download | talos-op-linux-5fdbb97dec0ca6106c5595c2db667a7957ad8c0f.tar.gz talos-op-linux-5fdbb97dec0ca6106c5595c2db667a7957ad8c0f.zip | |
phy: rockchip-usb: introduce a common data-struct for the device
This introduces a common struct that holds data belonging to
the umbrella device that contains all the phys and that we
want to use later.
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Diffstat (limited to 'drivers/phy/phy-rockchip-usb.c')
| -rw-r--r-- | drivers/phy/phy-rockchip-usb.c | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/drivers/phy/phy-rockchip-usb.c b/drivers/phy/phy-rockchip-usb.c index e941444072ba..2b4802a7497d 100644 --- a/drivers/phy/phy-rockchip-usb.c +++ b/drivers/phy/phy-rockchip-usb.c @@ -36,9 +36,14 @@ #define SIDDQ_ON BIT(13) #define SIDDQ_OFF (0 << 13) +struct rockchip_usb_phy_base { + struct device *dev; + struct regmap *reg_base; +}; + struct rockchip_usb_phy { + struct rockchip_usb_phy_base *base; unsigned int reg_offset; - struct regmap *reg_base; struct clk *clk; struct phy *phy; }; @@ -46,7 +51,7 @@ struct rockchip_usb_phy { static int rockchip_usb_phy_power(struct rockchip_usb_phy *phy, bool siddq) { - return regmap_write(phy->reg_base, phy->reg_offset, + return regmap_write(phy->base->reg_base, phy->reg_offset, SIDDQ_WRITE_ENA | (siddq ? SIDDQ_ON : SIDDQ_OFF)); } @@ -101,17 +106,23 @@ static void rockchip_usb_phy_action(void *data) static int rockchip_usb_phy_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; + struct rockchip_usb_phy_base *phy_base; struct rockchip_usb_phy *rk_phy; struct phy_provider *phy_provider; struct device_node *child; - struct regmap *grf; unsigned int reg_offset; int err; - grf = syscon_regmap_lookup_by_phandle(dev->of_node, "rockchip,grf"); - if (IS_ERR(grf)) { + phy_base = devm_kzalloc(dev, sizeof(*phy_base), GFP_KERNEL); + if (!phy_base) + return -ENOMEM; + + phy_base->dev = dev; + phy_base->reg_base = syscon_regmap_lookup_by_phandle(dev->of_node, + "rockchip,grf"); + if (IS_ERR(phy_base->reg_base)) { dev_err(&pdev->dev, "Missing rockchip,grf property\n"); - return PTR_ERR(grf); + return PTR_ERR(phy_base->reg_base); } for_each_available_child_of_node(dev->of_node, child) { @@ -121,6 +132,8 @@ static int rockchip_usb_phy_probe(struct platform_device *pdev) goto put_child; } + rk_phy->base = phy_base; + if (of_property_read_u32(child, "reg", ®_offset)) { dev_err(dev, "missing reg property in node %s\n", child->name); @@ -129,7 +142,6 @@ static int rockchip_usb_phy_probe(struct platform_device *pdev) } rk_phy->reg_offset = reg_offset; - rk_phy->reg_base = grf; err = devm_add_action(dev, rockchip_usb_phy_action, rk_phy); if (err) |
