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video: dw_hdmi: Add Vendor PHY handling

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DW HDMI support Vendor PHY like Rockchip RK3328 Inno HDMI PHY.

Extend the vendor phy handling by adding platform phy hooks.

Signed-off-by: Jagan Teki <jagan@edgeble.ai>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
This commit is contained in:
Jagan Teki 2024-01-17 13:21:39 +05:30 • committed by Anatolij Gustschin
parent 41524d7f3a
commit f889491d57
5 changed files with 26 additions and 5 deletions
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10
drivers/video/dw_hdmi.c
View file

@ -988,7 +988,7 @@ int dw_hdmi_enable(struct dw_hdmi *hdmi, const struct display_timing *edid)
hdmi_av_composer(hdmi, edid);
ret = hdmi->phy_set(hdmi, edid->pixelclock.typ);
ret = hdmi->ops->phy_set(hdmi, edid->pixelclock.typ);
if (ret)
return ret;
@ -1009,10 +1009,18 @@ int dw_hdmi_enable(struct dw_hdmi *hdmi, const struct display_timing *edid)
return 0;
}
static const struct dw_hdmi_phy_ops dw_hdmi_synopsys_phy_ops = {
.phy_set = dw_hdmi_phy_cfg,
};
void dw_hdmi_init(struct dw_hdmi *hdmi)
{
uint ih_mute;
/* hook Synopsys PHYs ops */
if (!hdmi->ops)
hdmi->ops = &dw_hdmi_synopsys_phy_ops;
/*
* boot up defaults are:
* hdmi_ih_mute = 0x03 (disabled)

6
drivers/video/meson/meson_dw_hdmi.c
View file

@ -375,6 +375,10 @@ static int meson_dw_hdmi_wait_hpd(struct dw_hdmi *hdmi)
return -ETIMEDOUT;
}
static const struct dw_hdmi_phy_ops dw_hdmi_meson_phy_ops = {
.phy_set = meson_dw_hdmi_phy_init,
};
static int meson_dw_hdmi_probe(struct udevice *dev)
{
struct meson_dw_hdmi *priv = dev_get_priv(dev);
@ -397,7 +401,7 @@ static int meson_dw_hdmi_probe(struct udevice *dev)
priv->hdmi.hdmi_data.enc_out_bus_format = MEDIA_BUS_FMT_RGB888_1X24;
priv->hdmi.hdmi_data.enc_in_bus_format = MEDIA_BUS_FMT_YUV8_1X24;
priv->hdmi.phy_set = meson_dw_hdmi_phy_init;
priv->hdmi.ops = &dw_hdmi_meson_phy_ops;
if (meson_hdmi_is_compatible(priv, HDMI_COMPATIBLE_G12A))
priv->hdmi.reg_io_width = 1;
else {

1
drivers/video/rockchip/rk_hdmi.c
View file

@ -89,7 +89,6 @@ int rk_hdmi_of_to_plat(struct udevice *dev)
/* hdmi->i2c_clk_{high,low} are set up by the SoC driver */
hdmi->reg_io_width = 4;
hdmi->phy_set = dw_hdmi_phy_cfg;
priv->grf = syscon_get_first_range(ROCKCHIP_SYSCON_GRF);

6
drivers/video/sunxi/sunxi_dw_hdmi.c
View file

@ -369,6 +369,10 @@ static int sunxi_dw_hdmi_probe(struct udevice *dev)
return 0;
}
static const struct dw_hdmi_phy_ops dw_hdmi_sunxi_phy_ops = {
.phy_set = sunxi_dw_hdmi_phy_cfg,
};
static int sunxi_dw_hdmi_of_to_plat(struct udevice *dev)
{
struct sunxi_dw_hdmi_priv *priv = dev_get_priv(dev);
@ -379,7 +383,7 @@ static int sunxi_dw_hdmi_of_to_plat(struct udevice *dev)
hdmi->i2c_clk_high = 0xd8;
hdmi->i2c_clk_low = 0xfe;
hdmi->reg_io_width = 1;
hdmi->phy_set = sunxi_dw_hdmi_phy_cfg;
hdmi->ops = &dw_hdmi_sunxi_phy_ops;
ret = reset_get_bulk(dev, &priv->resets);
if (ret)

8
include/dw_hdmi.h
View file

@ -534,6 +534,12 @@ struct hdmi_data_info {
struct hdmi_vmode video_mode;
};
struct dw_hdmi;
struct dw_hdmi_phy_ops {
int (*phy_set)(struct dw_hdmi *hdmi, uint mpixelclock);
};
struct dw_hdmi {
ulong ioaddr;
const struct hdmi_mpll_config *mpll_cfg;
@ -543,8 +549,8 @@ struct dw_hdmi {
u8 reg_io_width;
struct hdmi_data_info hdmi_data;
struct udevice *ddc_bus;
const struct dw_hdmi_phy_ops *ops;
int (*phy_set)(struct dw_hdmi *hdmi, uint mpixelclock);
void (*write_reg)(struct dw_hdmi *hdmi, u8 val, int offset);
u8 (*read_reg)(struct dw_hdmi *hdmi, int offset);
};