From: Tomasz Stanislawski t.stanislaws@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@samsung.com Signed-off-by: Rahul Sharma Rahul.Sharma@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;