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path: root/drivers/gpu/drm/msm/hdmi/hdmi_phy_8x74.c
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Diffstat (limited to 'drivers/gpu/drm/msm/hdmi/hdmi_phy_8x74.c')
-rw-r--r--drivers/gpu/drm/msm/hdmi/hdmi_phy_8x74.c57
1 files changed, 0 insertions, 57 deletions
diff --git a/drivers/gpu/drm/msm/hdmi/hdmi_phy_8x74.c b/drivers/gpu/drm/msm/hdmi/hdmi_phy_8x74.c
index 59fa6cdacb2a..56ab8917ee9a 100644
--- a/drivers/gpu/drm/msm/hdmi/hdmi_phy_8x74.c
+++ b/drivers/gpu/drm/msm/hdmi/hdmi_phy_8x74.c
@@ -19,7 +19,6 @@
struct hdmi_phy_8x74 {
struct hdmi_phy base;
- struct hdmi *hdmi;
void __iomem *mmio;
};
#define to_hdmi_phy_8x74(x) container_of(x, struct hdmi_phy_8x74, base)
@@ -41,59 +40,6 @@ static void hdmi_phy_8x74_destroy(struct hdmi_phy *phy)
kfree(phy_8x74);
}
-static void hdmi_phy_8x74_reset(struct hdmi_phy *phy)
-{
- struct hdmi_phy_8x74 *phy_8x74 = to_hdmi_phy_8x74(phy);
- struct hdmi *hdmi = phy_8x74->hdmi;
- unsigned int val;
-
- /* NOTE that HDMI_PHY_CTL is in core mmio, not phy mmio: */
-
- val = hdmi_read(hdmi, REG_HDMI_PHY_CTRL);
-
- if (val & HDMI_PHY_CTRL_SW_RESET_LOW) {
- /* pull low */
- hdmi_write(hdmi, REG_HDMI_PHY_CTRL,
- val & ~HDMI_PHY_CTRL_SW_RESET);
- } else {
- /* pull high */
- hdmi_write(hdmi, REG_HDMI_PHY_CTRL,
- val | HDMI_PHY_CTRL_SW_RESET);
- }
-
- if (val & HDMI_PHY_CTRL_SW_RESET_PLL_LOW) {
- /* pull low */
- hdmi_write(hdmi, REG_HDMI_PHY_CTRL,
- val & ~HDMI_PHY_CTRL_SW_RESET_PLL);
- } else {
- /* pull high */
- hdmi_write(hdmi, REG_HDMI_PHY_CTRL,
- val | HDMI_PHY_CTRL_SW_RESET_PLL);
- }
-
- msleep(100);
-
- if (val & HDMI_PHY_CTRL_SW_RESET_LOW) {
- /* pull high */
- hdmi_write(hdmi, REG_HDMI_PHY_CTRL,
- val | HDMI_PHY_CTRL_SW_RESET);
- } else {
- /* pull low */
- hdmi_write(hdmi, REG_HDMI_PHY_CTRL,
- val & ~HDMI_PHY_CTRL_SW_RESET);
- }
-
- if (val & HDMI_PHY_CTRL_SW_RESET_PLL_LOW) {
- /* pull high */
- hdmi_write(hdmi, REG_HDMI_PHY_CTRL,
- val | HDMI_PHY_CTRL_SW_RESET_PLL);
- } else {
- /* pull low */
- hdmi_write(hdmi, REG_HDMI_PHY_CTRL,
- val & ~HDMI_PHY_CTRL_SW_RESET_PLL);
- }
-}
-
static void hdmi_phy_8x74_powerup(struct hdmi_phy *phy,
unsigned long int pixclock)
{
@@ -117,7 +63,6 @@ static void hdmi_phy_8x74_powerdown(struct hdmi_phy *phy)
static const struct hdmi_phy_funcs hdmi_phy_8x74_funcs = {
.destroy = hdmi_phy_8x74_destroy,
- .reset = hdmi_phy_8x74_reset,
.powerup = hdmi_phy_8x74_powerup,
.powerdown = hdmi_phy_8x74_powerdown,
};
@@ -138,8 +83,6 @@ struct hdmi_phy *hdmi_phy_8x74_init(struct hdmi *hdmi)
phy->funcs = &hdmi_phy_8x74_funcs;
- phy_8x74->hdmi = hdmi;
-
/* for 8x74, the phy mmio is mapped separately: */
phy_8x74->mmio = msm_ioremap(hdmi->pdev,
"phy_physical", "HDMI_8x74");