From 2085de57f3928d72b27338f68d4250d1fb302d04 Mon Sep 17 00:00:00 2001 From: Eric Gao Date: Tue, 2 May 2017 18:32:45 +0800 Subject: [PATCH] rockchip: dts: evb_rk3288: Add mipi display support Add mipi dsi configuration for evb-rk3288 device tree. Signed-off-by: Eric Gao Reviewed-by: Simon Glass --- arch/arm/dts/rk3288-evb.dtsi | 80 ++++++++++++++++++++++++++++++++++++ arch/arm/dts/rk3288.dtsi | 41 ++++++++++++++++++ 2 files changed, 121 insertions(+) diff --git a/arch/arm/dts/rk3288-evb.dtsi b/arch/arm/dts/rk3288-evb.dtsi index 4960f3367c..a84156fe14 100644 --- a/arch/arm/dts/rk3288-evb.dtsi +++ b/arch/arm/dts/rk3288-evb.dtsi @@ -85,6 +85,59 @@ regulator-always-on; vin-supply = <&vcc_5v>; }; + + backlight: backlight { + compatible = "pwm-backlight"; + power-supply = <&vcc_sys>; + enable-gpios = <&gpio7 2 GPIO_ACTIVE_HIGH>; + brightness-levels = < + 0 1 2 3 4 5 6 7 + 8 9 10 11 12 13 14 15 + 16 17 18 19 20 21 22 23 + 24 25 26 27 28 29 30 31 + 32 33 34 35 36 37 38 39 + 40 41 42 43 44 45 46 47 + 48 49 50 51 52 53 54 55 + 56 57 58 59 60 61 62 63 + 64 65 66 67 68 69 70 71 + 72 73 74 75 76 77 78 79 + 80 81 82 83 84 85 86 87 + 88 89 90 91 92 93 94 95 + 96 97 98 99 100 101 102 103 + 104 105 106 107 108 109 110 111 + 112 113 114 115 116 117 118 119 + 120 121 122 123 124 125 126 127 + 128 129 130 131 132 133 134 135 + 136 137 138 139 140 141 142 143 + 144 145 146 147 148 149 150 151 + 152 153 154 155 156 157 158 159 + 160 161 162 163 164 165 166 167 + 168 169 170 171 172 173 174 175 + 176 177 178 179 180 181 182 183 + 184 185 186 187 188 189 190 191 + 192 193 194 195 196 197 198 199 + 200 201 202 203 204 205 206 207 + 208 209 210 211 212 213 214 215 + 216 217 218 219 220 221 222 223 + 224 225 226 227 228 229 230 231 + 232 233 234 235 236 237 238 239 + 240 241 242 243 244 245 246 247 + 248 249 250 251 252 253 254 255>; + default-brightness-level = <50>; + pwms = <&pwm0 0 25000 0>; + pinctrl-names = "default"; + pinctrl-0 = <&pwm0_pin>; + pwm-delay-us = <10000>; + status = "disabled"; + }; + + panel: panel { + compatible = "simple-panel"; + power-supply = <&vcc_io>; + backlight = <&backlight>; + enable-gpios = <&gpio7 3 GPIO_ACTIVE_HIGH>; + status = "disabled"; + }; }; &cpu0 { @@ -318,6 +371,10 @@ }; }; +&pwm0 { + status = "okay"; +}; + &saradc { vref-supply = <&vcc_18>; status = "okay"; @@ -396,6 +453,29 @@ status = "okay"; }; +&mipi_dsi0 { + status = "disabled"; + rockchip,panel = <&panel>; + display-timings { + timing0 { + bits-per-pixel = <24>; + clock-frequency = <160000000>; + hfront-porch = <120>; + hsync-len = <20>; + hback-porch = <21>; + hactive = <1200>; + vfront-porch = <21>; + vsync-len = <3>; + vback-porch = <18>; + vactive = <1920>; + hsync-active = <0>; + vsync-active = <0>; + de-active = <1>; + pixelclk-active = <0>; + }; + }; +}; + &wdt { status = "okay"; }; diff --git a/arch/arm/dts/rk3288.dtsi b/arch/arm/dts/rk3288.dtsi index bcf051a9d9..64aa07de36 100644 --- a/arch/arm/dts/rk3288.dtsi +++ b/arch/arm/dts/rk3288.dtsi @@ -664,6 +664,7 @@ }; vopb: vop@ff930000 { + u-boot,dm-pre-reloc; compatible = "rockchip,rk3288-vop"; reg = <0xff930000 0x19c>; interrupts = ; @@ -689,6 +690,11 @@ reg = <2>; remote-endpoint = <&lvds_in_vopb>; }; + vopb_out_mipi: endpoint@3 { + reg = <3>; + remote-endpoint = <&mipi_in_vopb>; + }; + }; }; @@ -729,6 +735,11 @@ reg = <2>; remote-endpoint = <&lvds_in_vopl>; }; + vopl_out_mipi: endpoint@3 { + reg = <3>; + remote-endpoint = <&mipi_in_vopl>; + }; + }; }; @@ -823,6 +834,36 @@ }; }; + mipi_dsi0: mipi@ff960000 { + compatible = "rockchip,rk3288_mipi_dsi"; + reg = <0xff960000 0x4000>; + clocks = <&cru PCLK_MIPI_DSI0>; + clock-names = "pclk_mipi"; + /*pinctrl-names = "default"; + pinctrl-0 = <&lcdc0_ctl>;*/ + rockchip,grf = <&grf>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + ports { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + mipi_in: port { + #address-cells = <1>; + #size-cells = <0>; + mipi_in_vopb: endpoint@0 { + reg = <0>; + remote-endpoint = <&vopb_out_mipi>; + }; + mipi_in_vopl: endpoint@1 { + reg = <1>; + remote-endpoint = <&vopl_out_mipi>; + }; + }; + }; + }; + hdmi_audio: hdmi_audio { compatible = "rockchip,rk3288-hdmi-audio"; i2s-controller = <&i2s>; -- 2.25.1