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drm/rockchip: analogix_dp: add rk3399 eDP support
RK3399 and RK3288 shared the same eDP IP controller, only some light difference with VOP configure and GRF configure. Signed-off-by: Yakir Yang <ykk@rock-chips.com> Acked-by: Mark Yao <mark.yao@rock-chips.com> Reviewed-by: Tomasz Figa <tomasz.figa@chromium.com> Reviewed-by: Sean Paul <seanpaul@chromium.org>
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@ -5,6 +5,7 @@ Required properties for dp-controller:
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platform specific such as:
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* "samsung,exynos5-dp"
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* "rockchip,rk3288-dp"
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* "rockchip,rk3399-edp"
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-reg:
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physical base address of the controller and length
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of memory mapped region.
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@ -2,7 +2,8 @@ Rockchip RK3288 specific extensions to the Analogix Display Port
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================================
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Required properties:
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- compatible: "rockchip,rk3288-edp";
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- compatible: "rockchip,rk3288-edp",
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"rockchip,rk3399-edp";
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- reg: physical base address of the controller and length
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@ -1208,6 +1208,7 @@ static int analogix_dp_dt_parse_pdata(struct analogix_dp_device *dp)
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switch (dp->plat_data->dev_type) {
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case RK3288_DP:
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case RK3399_EDP:
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/*
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* Like Rk3288 DisplayPort TRM indicate that "Main link
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* containing 4 physical lanes of 2.7/1.62 Gbps/lane".
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@ -36,6 +36,8 @@
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#define RK3288_GRF_SOC_CON6 0x25c
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#define RK3288_EDP_LCDC_SEL BIT(5)
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#define RK3399_GRF_SOC_CON20 0x6250
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#define RK3399_EDP_LCDC_SEL BIT(5)
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#define HIWORD_UPDATE(val, mask) (val | (mask) << 16)
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@ -159,6 +161,8 @@ rockchip_dp_drm_encoder_atomic_check(struct drm_encoder *encoder,
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struct drm_connector_state *conn_state)
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{
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struct rockchip_crtc_state *s = to_rockchip_crtc_state(crtc_state);
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struct rockchip_dp_device *dp = to_dp(encoder);
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int ret;
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/*
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* FIXME(Yakir): driver should configure the CRTC output video
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@ -173,8 +177,19 @@ rockchip_dp_drm_encoder_atomic_check(struct drm_encoder *encoder,
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* But if I configure CTRC to RGBaaa, and eDP driver still keep
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* RGB666 input video mode, then screen would works prefect.
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*/
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s->output_mode = ROCKCHIP_OUT_MODE_AAAA;
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s->output_type = DRM_MODE_CONNECTOR_eDP;
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if (dp->data->chip_type == RK3399_EDP) {
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/*
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* For RK3399, VOP Lit must code the out mode to RGB888,
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* VOP Big must code the out mode to RGB10.
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*/
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ret = drm_of_encoder_active_endpoint_id(dp->dev->of_node,
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encoder);
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if (ret > 0)
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s->output_mode = ROCKCHIP_OUT_MODE_P888;
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}
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return 0;
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}
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@ -378,6 +393,13 @@ static const struct dev_pm_ops rockchip_dp_pm_ops = {
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#endif
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};
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static const struct rockchip_dp_chip_data rk3399_edp = {
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.lcdsel_grf_reg = RK3399_GRF_SOC_CON20,
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.lcdsel_big = HIWORD_UPDATE(0, RK3399_EDP_LCDC_SEL),
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.lcdsel_lit = HIWORD_UPDATE(RK3399_EDP_LCDC_SEL, RK3399_EDP_LCDC_SEL),
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.chip_type = RK3399_EDP,
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};
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static const struct rockchip_dp_chip_data rk3288_dp = {
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.lcdsel_grf_reg = RK3288_GRF_SOC_CON6,
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.lcdsel_big = HIWORD_UPDATE(0, RK3288_EDP_LCDC_SEL),
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@ -387,6 +409,7 @@ static const struct rockchip_dp_chip_data rk3288_dp = {
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static const struct of_device_id rockchip_dp_dt_ids[] = {
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{.compatible = "rockchip,rk3288-dp", .data = &rk3288_dp },
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{.compatible = "rockchip,rk3399-edp", .data = &rk3399_edp },
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{}
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};
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MODULE_DEVICE_TABLE(of, rockchip_dp_dt_ids);
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@ -16,11 +16,12 @@
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enum analogix_dp_devtype {
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EXYNOS_DP,
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RK3288_DP,
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RK3399_EDP,
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};
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static inline bool is_rockchip(enum analogix_dp_devtype type)
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{
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return type == RK3288_DP;
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return type == RK3288_DP || type == RK3399_EDP;
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}
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struct analogix_dp_plat_data {
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