Writing grf register according to device type.
Signed-off-by: Algea Cao algea.cao@rock-chips.com --- drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c | 19 ++++++++++++++++++- 1 file changed, 18 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c index e1a9941..b9087af 100644 --- a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c +++ b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c @@ -349,9 +349,26 @@ static void dw_hdmi_rockchip_encoder_mode_set(struct drm_encoder *encoder, static void dw_hdmi_rockchip_encoder_enable(struct drm_encoder *encoder) { struct rockchip_hdmi *hdmi = to_rockchip_hdmi(encoder); - u32 val; + struct drm_crtc *crtc = encoder->crtc; + u32 val, lcdsel_grf_reg, lcdsel_mask; int ret;
+ if (WARN_ON(!crtc || !crtc->state)) + return; + + switch (hdmi->dev_type) { + case RK3288_HDMI: + lcdsel_grf_reg = RK3288_GRF_SOC_CON6; + lcdsel_mask = RK3288_HDMI_LCDC_SEL; + break; + case RK3399_HDMI: + lcdsel_grf_reg = RK3399_GRF_SOC_CON20; + lcdsel_mask = RK3399_HDMI_LCDC_SEL; + break; + default: + return; + } + ret = drm_of_encoder_active_endpoint_id(hdmi->dev->of_node, encoder); if (ret) val = hdmi->chip_data->lcdsel_lit;