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phy: rockchip-inno-mipi-dphy: use phy_set_bus_width() to set the lane mbps

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We use phy_set_bus_width() to set the lane rate that the PHY supports.
The controller driver may then use phy_get_bus_width() to fetch the
PHY lane rate in order to properly configure the controller.

Change-Id: I116f0d82ad187806914c0d566eab92b922f143ef
Signed-off-by: WeiYong Bi <bivvy.bi@rock-chips.com>
This commit is contained in:
WeiYong Bi
2017-03-29 17:48:09 +08:00
committed by Huang, Tao
parent 0a95d11068
commit 7f2f388565
1 changed files with 7 additions and 6 deletions
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13
drivers/phy/phy-rockchip-inno-mipi-dphy.c
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@@ -234,6 +234,7 @@ struct dsi_panel {
struct inno_mipi_dphy {
struct device *dev;
struct phy *phy;
void __iomem *regs;
struct clk *ref_clk;
struct clk *pclk;
@@ -475,7 +476,8 @@ static void inno_mipi_dphy_pll_init(struct inno_mipi_dphy *inno)
break;
}
inno->lane_mbps = pllref / prediv * fbdiv;
inno->lane_mbps = pllref * fbdiv / prediv;
phy_set_bus_width(inno->phy, inno->lane_mbps);
mask = M_FBDIV_8 | M_PREDIV;
val = V_FBDIV_8(fbdiv >> 8) | V_PREDIV(prediv);
@@ -674,7 +676,6 @@ static int inno_mipi_dphy_probe(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
struct inno_mipi_dphy *inno;
struct phy *phy;
struct phy_provider *phy_provider;
struct resource *res;
int ret;
@@ -716,13 +717,13 @@ static int inno_mipi_dphy_probe(struct platform_device *pdev)
inno->rst = NULL;
}
phy = devm_phy_create(&pdev->dev, NULL, &inno_mipi_dphy_ops);
if (IS_ERR(phy)) {
inno->phy = devm_phy_create(&pdev->dev, NULL, &inno_mipi_dphy_ops);
if (IS_ERR(inno->phy)) {
dev_err(&pdev->dev, "failed to create MIPI D-PHY\n");
return PTR_ERR(phy);
return PTR_ERR(inno->phy);
}
phy_set_drvdata(phy, inno);
phy_set_drvdata(inno->phy, inno);
phy_provider = devm_of_phy_provider_register(&pdev->dev,
of_phy_simple_xlate);