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drm/rockchip: dw_hdmi: Handle aud clk for hdmi qp

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Signed-off-by: Sugar Zhang <sugar.zhang@rock-chips.com>
Change-Id: I9a8abc55175a1c1219d7731d358a63451de60238
This commit is contained in:
Sugar Zhang
2021-11-25 14:44:45 +08:00
committed by Tao Huang
parent ee356cb5a6
commit e108ff9f6f
1 changed files with 16 additions and 0 deletions
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drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
+16
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@@ -161,6 +161,7 @@ struct rockchip_hdmi {
struct regmap *vo1_regmap; struct regmap *vo1_regmap;
struct drm_encoder encoder; struct drm_encoder encoder;
const struct rockchip_hdmi_chip_data *chip_data; const struct rockchip_hdmi_chip_data *chip_data;
struct clk *aud_clk;
struct clk *phyref_clk; struct clk *phyref_clk;
struct clk *grf_clk; struct clk *grf_clk;
struct clk *hclk_vio; struct clk *hclk_vio;
@@ -1435,6 +1436,13 @@ static int rockchip_hdmi_parse_dt(struct rockchip_hdmi *hdmi)
return PTR_ERR(hdmi->hclk_vop); return PTR_ERR(hdmi->hclk_vop);
} }
hdmi->aud_clk = devm_clk_get_optional(hdmi->dev, "aud");
if (IS_ERR(hdmi->aud_clk)) {
dev_err_probe(hdmi->dev, PTR_ERR(hdmi->aud_clk),
"failed to get aud_clk clock\n");
return PTR_ERR(hdmi->aud_clk);
}
hdmi->hpd_clk = devm_clk_get_optional(hdmi->dev, "hpd"); hdmi->hpd_clk = devm_clk_get_optional(hdmi->dev, "hpd");
if (IS_ERR(hdmi->hpd_clk)) { if (IS_ERR(hdmi->hpd_clk)) {
dev_err_probe(hdmi->dev, PTR_ERR(hdmi->hpd_clk), dev_err_probe(hdmi->dev, PTR_ERR(hdmi->hpd_clk),
@@ -2939,6 +2947,12 @@ static int dw_hdmi_rockchip_bind(struct device *dev, struct device *master,
return ret; return ret;
} }
ret = clk_prepare_enable(hdmi->aud_clk);
if (ret) {
dev_err(hdmi->dev, "Failed to enable HDMI aud_clk: %d\n", ret);
return ret;
}
ret = clk_prepare_enable(hdmi->hpd_clk); ret = clk_prepare_enable(hdmi->hpd_clk);
if (ret) { if (ret) {
dev_err(hdmi->dev, "Failed to enable HDMI hpd_clk: %d\n", ret); dev_err(hdmi->dev, "Failed to enable HDMI hpd_clk: %d\n", ret);
@@ -3091,6 +3105,7 @@ static int dw_hdmi_rockchip_bind(struct device *dev, struct device *master,
if (IS_ERR(hdmi->hdmi)) { if (IS_ERR(hdmi->hdmi)) {
ret = PTR_ERR(hdmi->hdmi); ret = PTR_ERR(hdmi->hdmi);
drm_encoder_cleanup(encoder); drm_encoder_cleanup(encoder);
clk_disable_unprepare(hdmi->aud_clk);
clk_disable_unprepare(hdmi->phyref_clk); clk_disable_unprepare(hdmi->phyref_clk);
clk_disable_unprepare(hdmi->hclk_vop); clk_disable_unprepare(hdmi->hclk_vop);
clk_disable_unprepare(hdmi->hpd_clk); clk_disable_unprepare(hdmi->hpd_clk);
@@ -3121,6 +3136,7 @@ static void dw_hdmi_rockchip_unbind(struct device *dev, struct device *master,
dw_hdmi_qp_unbind(hdmi->hdmi_qp); dw_hdmi_qp_unbind(hdmi->hdmi_qp);
else else
dw_hdmi_unbind(hdmi->hdmi); dw_hdmi_unbind(hdmi->hdmi);
clk_disable_unprepare(hdmi->aud_clk);
clk_disable_unprepare(hdmi->phyref_clk); clk_disable_unprepare(hdmi->phyref_clk);
clk_disable_unprepare(hdmi->hclk_vop); clk_disable_unprepare(hdmi->hclk_vop);
clk_disable_unprepare(hdmi->hpd_clk); clk_disable_unprepare(hdmi->hpd_clk);