diff options
| -rw-r--r-- | drivers/gpu/drm/rockchip/dw_hdmi_qp-rockchip.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/gpu/drm/rockchip/dw_hdmi_qp-rockchip.c b/drivers/gpu/drm/rockchip/dw_hdmi_qp-rockchip.c index 9191a74a568f..931343b072ad 100644 --- a/drivers/gpu/drm/rockchip/dw_hdmi_qp-rockchip.c +++ b/drivers/gpu/drm/rockchip/dw_hdmi_qp-rockchip.c @@ -429,14 +429,15 @@ static int dw_hdmi_qp_rockchip_bind(struct device *dev, struct device *master, void *data) { struct platform_device *pdev = to_platform_device(dev); + struct dw_hdmi_qp_plat_data plat_data = {}; const struct rockchip_hdmi_qp_cfg *cfg; - struct dw_hdmi_qp_plat_data plat_data; struct drm_device *drm = data; struct drm_connector *connector; struct drm_encoder *encoder; struct rockchip_hdmi_qp *hdmi; struct resource *res; struct clk_bulk_data *clks; + struct clk *ref_clk; int ret, irq, i; if (!pdev->dev.of_node) @@ -506,6 +507,14 @@ static int dw_hdmi_qp_rockchip_bind(struct device *dev, struct device *master, if (ret < 0) return dev_err_probe(hdmi->dev, ret, "Failed to get clocks\n"); + ref_clk = clk_get(hdmi->dev, "ref"); + if (IS_ERR(ref_clk)) + return dev_err_probe(hdmi->dev, PTR_ERR(ref_clk), + "Failed to get ref clock\n"); + + plat_data.ref_clk_rate = clk_get_rate(ref_clk); + clk_put(ref_clk); + hdmi->enable_gpio = devm_gpiod_get_optional(hdmi->dev, "enable", GPIOD_OUT_HIGH); if (IS_ERR(hdmi->enable_gpio)) |