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   1 From 4b3fe84c0de9fe0d6669abb0ec8ae628b65b4a2e Mon Sep 17 00:00:00 2001
   2 From: Dave Stevenson <dave.stevenson@raspberrypi.com>
   3 Date: Mon, 14 Feb 2022 15:59:32 +0000
   4 Subject: [PATCH] dtoverlays: Add additional mappings to
   5  vc4-kms-dpi-generic
   6
   7 Adds mappings for bgr666, bgr666-padhi, and bgr888.
   8
   9 Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
  10 ---
  11  arch/arm/boot/dts/overlays/README                          | 4 ++++
  12  arch/arm/boot/dts/overlays/vc4-kms-dpi-generic-overlay.dts | 5 +++++
  13  2 files changed, 9 insertions(+)
  14
  15 --- a/arch/arm/boot/dts/overlays/README
  16 +++ b/arch/arm/boot/dts/overlays/README
  17 @@ -3651,8 +3651,12 @@ Params: clock-frequency         Display
  18          rgb565                  Change to RGB565 output on GPIOs 0-19
  19          rgb565-padhi            Change to RGB565 output on GPIOs 0-8, 12-17, and
  20                                  20-24
  21 +        bgr666                  Change to BGR666 output on GPIOs 0-21.
  22 +        bgr666-padhi            Change to BGR666 output on GPIOs 0-9, 12-17, and
  23 +                                20-25
  24          rgb666-padhi            Change to RGB666 output on GPIOs 0-9, 12-17, and
  25                                  20-25
  26 +        bgr888                  Change to BGR888 output on GPIOs 0-27
  27          rgb888                  Change to RGB888 output on GPIOs 0-27
  28          bus-format              Override the bus format for a MEDIA_BUS_FMT_*
  29                                  value. NB also overridden by rgbXXX overrides.
  30 --- a/arch/arm/boot/dts/overlays/vc4-kms-dpi-generic-overlay.dts
  31 +++ b/arch/arm/boot/dts/overlays/vc4-kms-dpi-generic-overlay.dts
  32 @@ -67,8 +67,13 @@
  33                         <&dpi_node_generic>, "pinctrl-0:0=",<&dpi_16bit_gpio0>;
  34                 rgb565-padhi = <&panel_generic>, "bus-format:0=0x1020",
  35                         <&dpi_node_generic>, "pinctrl-0:0=",<&dpi_16bit_cpadhi_gpio0>;
  36 +               bgr666 = <&panel_generic>, "bus-format:0=0x101f";
  37 +               bgr666-padhi = <&panel_generic>, "bus-format:0=0x101e",
  38 +                       <&dpi_node_generic>, "pinctrl-0:0=",<&dpi_18bit_cpadhi_gpio0>;
  39                 rgb666-padhi = <&panel_generic>, "bus-format:0=0x1015",
  40                         <&dpi_node_generic>, "pinctrl-0:0=",<&dpi_18bit_cpadhi_gpio0>;
  41 +               bgr888 = <&panel_generic>, "bus-format:0=0x1013",
  42 +                       <&dpi_node_generic>, "pinctrl-0:0=",<&dpi_gpio0>;
  43                 rgb888 = <&panel_generic>, "bus-format:0=0x100a",
  44                         <&dpi_node_generic>, "pinctrl-0:0=",<&dpi_gpio0>;
  45                 bus-format = <&panel_generic>, "bus-format:0";