linux-kernel - Re: [PATCH v1 10/10] arch64: dts: rockchip: Enable eDP0 display on RK3588S EVB1 board

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Message-ID: <2485598.jE0xQCEvom@diego>
Date: Wed, 27 Nov 2024 10:02:46 +0100
From: Heiko Stübner <heiko@...ech.de>
To: Damon Ding <damon.ding@...k-chips.com>
Cc: robh@...nel.org, krzk+dt@...nel.org, conor+dt@...nel.org,
 rfoss@...nel.org, vkoul@...nel.org, sebastian.reichel@...labora.com,
 cristian.ciocaltea@...labora.com, l.stach@...gutronix.de,
 andy.yan@...k-chips.com, hjc@...k-chips.com, algea.cao@...k-chips.com,
 kever.yang@...k-chips.com, dri-devel@...ts.freedesktop.org,
 devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
 linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
 linux-phy@...ts.infradead.org, Damon Ding <damon.ding@...k-chips.com>
Subject:
 Re: [PATCH v1 10/10] arch64: dts: rockchip: Enable eDP0 display on RK3588S
 EVB1 board

Hi Damon,

Am Mittwoch, 27. November 2024, 08:51:57 CET schrieb Damon Ding:
> Add the necessary DT changes to enable eDP0 on RK3588S EVB1 board.
> 
> Signed-off-by: Damon Ding <damon.ding@...k-chips.com>
> ---
>  .../boot/dts/rockchip/rk3588s-evb1-v10.dts    | 84 +++++++++++++++++++
>  1 file changed, 84 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/rockchip/rk3588s-evb1-v10.dts b/arch/arm64/boot/dts/rockchip/rk3588s-evb1-v10.dts
> index bc4077575beb..67c2e6d1bece 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3588s-evb1-v10.dts
> +++ b/arch/arm64/boot/dts/rockchip/rk3588s-evb1-v10.dts
> @@ -9,6 +9,7 @@
>  #include <dt-bindings/gpio/gpio.h>
>  #include <dt-bindings/input/input.h>
>  #include <dt-bindings/pinctrl/rockchip.h>
> +#include <dt-bindings/soc/rockchip,vop2.h>
>  #include <dt-bindings/usb/pd.h>
>  #include "rk3588s.dtsi"
>  
> @@ -116,10 +117,56 @@ masterdai: simple-audio-card,codec {
>  
>  	backlight: backlight {
>  		compatible = "pwm-backlight";
> +		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>;

manual brightness-levels shouldn't be needed anymore and the backlight
can create those automatically.

So both the brightness-levels and default-brightness-level should be able
to go away?

> +		default-brightness-level = <200>;
>  		power-supply = <&vcc3v3_lcd_edp>;
>  		pwms = <&pwm12 0 25000 0>;
>  	};
>  


Heiko