From: Tomasz Stanislawski <t.stanisl...@samsung.com>

The HDMIPHY (physical interface) is controlled by a single
bit in a power controller's regiter. It was implemented
as clock. It was a simple but effective hack.

This patch makes S5P-HDMI driver to control HDMIPHY via PHY interface.

Signed-off-by: Tomasz Stanislawski <t.stanislaws at samsung.com>
Signed-off-by: Rahul Sharma <Rahul.Sharma at samsung.com>
---
 drivers/media/platform/s5p-tv/hdmi_drv.c |   11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/drivers/media/platform/s5p-tv/hdmi_drv.c 
b/drivers/media/platform/s5p-tv/hdmi_drv.c
index 534722c..8013e52 100644
--- a/drivers/media/platform/s5p-tv/hdmi_drv.c
+++ b/drivers/media/platform/s5p-tv/hdmi_drv.c
@@ -32,6 +32,7 @@
 #include <linux/clk.h>
 #include <linux/regulator/consumer.h>
 #include <linux/v4l2-dv-timings.h>
+#include <linux/phy/phy.h>

 #include <media/s5p_hdmi.h>
 #include <media/v4l2-common.h>
@@ -66,7 +67,7 @@ struct hdmi_resources {
        struct clk *sclk_hdmi;
        struct clk *sclk_pixel;
        struct clk *sclk_hdmiphy;
-       struct clk *hdmiphy;
+       struct phy *hdmiphy;
        struct regulator_bulk_data *regul_bulk;
        int regul_count;
 };
@@ -586,7 +587,7 @@ static int hdmi_resource_poweron(struct hdmi_resources *res)
        if (ret < 0)
                return ret;
        /* power-on hdmi physical interface */
-       clk_enable(res->hdmiphy);
+       phy_power_on(res->hdmiphy);
        /* use VPP as parent clock; HDMIPHY is not working yet */
        clk_set_parent(res->sclk_hdmi, res->sclk_pixel);
        /* turn clocks on */
@@ -600,7 +601,7 @@ static void hdmi_resource_poweroff(struct hdmi_resources 
*res)
        /* turn clocks off */
        clk_disable(res->sclk_hdmi);
        /* power-off hdmiphy */
-       clk_disable(res->hdmiphy);
+       phy_power_off(res->hdmiphy);
        /* turn HDMI power off */
        regulator_bulk_disable(res->regul_count, res->regul_bulk);
 }
@@ -784,7 +785,7 @@ static void hdmi_resources_cleanup(struct hdmi_device *hdev)
        /* kfree is NULL-safe */
        kfree(res->regul_bulk);
        if (!IS_ERR(res->hdmiphy))
-               clk_put(res->hdmiphy);
+               phy_put(res->hdmiphy);
        if (!IS_ERR(res->sclk_hdmiphy))
                clk_put(res->sclk_hdmiphy);
        if (!IS_ERR(res->sclk_pixel))
@@ -835,7 +836,7 @@ static int hdmi_resources_init(struct hdmi_device *hdev)
                dev_err(dev, "failed to get clock 'sclk_hdmiphy'\n");
                goto fail;
        }
-       res->hdmiphy = clk_get(dev, "hdmiphy");
+       res->hdmiphy = phy_get(dev, "hdmiphy");
        if (IS_ERR(res->hdmiphy)) {
                dev_err(dev, "failed to get clock 'hdmiphy'\n");
                goto fail;
-- 
1.7.9.5

Reply via email to