From 82872e42bb1501dd9e60ca430f4bae45a469aa64 Mon Sep 17 00:00:00 2001 From: Yakir Yang Date: Wed, 29 Jun 2016 17:15:26 +0800 Subject: [PATCH] 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 Acked-by: Mark Yao Reviewed-by: Tomasz Figa Reviewed-by: Sean Paul --- .../bindings/display/bridge/analogix_dp.txt | 1 + .../display/rockchip/analogix_dp-rockchip.txt | 3 ++- .../drm/bridge/analogix/analogix_dp_core.c | 1 + .../gpu/drm/rockchip/analogix_dp-rockchip.c | 23 +++++++++++++++++++ include/drm/bridge/analogix_dp.h | 3 ++- 5 files changed, 29 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/display/bridge/analogix_dp.txt b/Documentation/devicetree/bindings/display/bridge/analogix_dp.txt index 4f2ba8c13d92..4a0f4f7682ad 100644 --- a/Documentation/devicetree/bindings/display/bridge/analogix_dp.txt +++ b/Documentation/devicetree/bindings/display/bridge/analogix_dp.txt @@ -5,6 +5,7 @@ Required properties for dp-controller: platform specific such as: * "samsung,exynos5-dp" * "rockchip,rk3288-dp" + * "rockchip,rk3399-edp" -reg: physical base address of the controller and length of memory mapped region. diff --git a/Documentation/devicetree/bindings/display/rockchip/analogix_dp-rockchip.txt b/Documentation/devicetree/bindings/display/rockchip/analogix_dp-rockchip.txt index e832ff98fd61..726c94502a2a 100644 --- a/Documentation/devicetree/bindings/display/rockchip/analogix_dp-rockchip.txt +++ b/Documentation/devicetree/bindings/display/rockchip/analogix_dp-rockchip.txt @@ -2,7 +2,8 @@ Rockchip RK3288 specific extensions to the Analogix Display Port ================================ Required properties: -- compatible: "rockchip,rk3288-edp"; +- compatible: "rockchip,rk3288-edp", + "rockchip,rk3399-edp"; - reg: physical base address of the controller and length diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c index 7699597070a1..ed798e3c8744 100644 --- a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c +++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c @@ -1208,6 +1208,7 @@ static int analogix_dp_dt_parse_pdata(struct analogix_dp_device *dp) switch (dp->plat_data->dev_type) { case RK3288_DP: + case RK3399_EDP: /* * Like Rk3288 DisplayPort TRM indicate that "Main link * containing 4 physical lanes of 2.7/1.62 Gbps/lane". diff --git a/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c b/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c index 0a309315f852..8557a085d0ac 100644 --- a/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c +++ b/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c @@ -36,6 +36,8 @@ #define RK3288_GRF_SOC_CON6 0x25c #define RK3288_EDP_LCDC_SEL BIT(5) +#define RK3399_GRF_SOC_CON20 0x6250 +#define RK3399_EDP_LCDC_SEL BIT(5) #define HIWORD_UPDATE(val, mask) (val | (mask) << 16) @@ -159,6 +161,8 @@ rockchip_dp_drm_encoder_atomic_check(struct drm_encoder *encoder, struct drm_connector_state *conn_state) { struct rockchip_crtc_state *s = to_rockchip_crtc_state(crtc_state); + struct rockchip_dp_device *dp = to_dp(encoder); + int ret; /* * FIXME(Yakir): driver should configure the CRTC output video @@ -173,8 +177,19 @@ rockchip_dp_drm_encoder_atomic_check(struct drm_encoder *encoder, * But if I configure CTRC to RGBaaa, and eDP driver still keep * RGB666 input video mode, then screen would works prefect. */ + s->output_mode = ROCKCHIP_OUT_MODE_AAAA; s->output_type = DRM_MODE_CONNECTOR_eDP; + if (dp->data->chip_type == RK3399_EDP) { + /* + * For RK3399, VOP Lit must code the out mode to RGB888, + * VOP Big must code the out mode to RGB10. + */ + ret = drm_of_encoder_active_endpoint_id(dp->dev->of_node, + encoder); + if (ret > 0) + s->output_mode = ROCKCHIP_OUT_MODE_P888; + } return 0; } @@ -378,6 +393,13 @@ static const struct dev_pm_ops rockchip_dp_pm_ops = { #endif }; +static const struct rockchip_dp_chip_data rk3399_edp = { + .lcdsel_grf_reg = RK3399_GRF_SOC_CON20, + .lcdsel_big = HIWORD_UPDATE(0, RK3399_EDP_LCDC_SEL), + .lcdsel_lit = HIWORD_UPDATE(RK3399_EDP_LCDC_SEL, RK3399_EDP_LCDC_SEL), + .chip_type = RK3399_EDP, +}; + static const struct rockchip_dp_chip_data rk3288_dp = { .lcdsel_grf_reg = RK3288_GRF_SOC_CON6, .lcdsel_big = HIWORD_UPDATE(0, RK3288_EDP_LCDC_SEL), @@ -387,6 +409,7 @@ static const struct rockchip_dp_chip_data rk3288_dp = { static const struct of_device_id rockchip_dp_dt_ids[] = { {.compatible = "rockchip,rk3288-dp", .data = &rk3288_dp }, + {.compatible = "rockchip,rk3399-edp", .data = &rk3399_edp }, {} }; MODULE_DEVICE_TABLE(of, rockchip_dp_dt_ids); diff --git a/include/drm/bridge/analogix_dp.h b/include/drm/bridge/analogix_dp.h index 790ab5d07a88..fc4aea39822d 100644 --- a/include/drm/bridge/analogix_dp.h +++ b/include/drm/bridge/analogix_dp.h @@ -16,11 +16,12 @@ enum analogix_dp_devtype { EXYNOS_DP, RK3288_DP, + RK3399_EDP, }; static inline bool is_rockchip(enum analogix_dp_devtype type) { - return type == RK3288_DP; + return type == RK3288_DP || type == RK3399_EDP; } struct analogix_dp_plat_data {