target/linux/bcm27xx/patches-5.15/950-0886-overlays-Add-arducam-pivariety-overlay.dts.patch

   1 From 2027e24ef1d143526bfd596294cf8e18fd5dfe49 Mon Sep 17 00:00:00 2001
   2 From: Lee Jackson <info@arducam.com>
   3 Date: Thu, 21 Apr 2022 13:15:34 +0800
   4 Subject: [PATCH] overlays: Add arducam-pivariety-overlay.dts
   5
   6 Added overlays for enabling Arducam Pivariety and add the
   7 relevant information to the README.
   8
   9 Signed-off-by: Lee Jackson <info@arducam.com>
  10 ---
  11  arch/arm/boot/dts/overlays/Makefile           |  1 +
  12  arch/arm/boot/dts/overlays/README             | 15 +++
  13  .../overlays/arducam-pivariety-overlay.dts    | 94 +++++++++++++++++++
  14  3 files changed, 110 insertions(+)
  15  create mode 100644 arch/arm/boot/dts/overlays/arducam-pivariety-overlay.dts
  16
  17 --- a/arch/arm/boot/dts/overlays/Makefile
  18 +++ b/arch/arm/boot/dts/overlays/Makefile
  19 @@ -23,6 +23,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
  20         anyspi.dtbo \
  21         apds9960.dtbo \
  22         applepi-dac.dtbo \
  23 +       arducam-pivariety.dtbo \
  24         at86rf233.dtbo \
  25         audioinjector-addons.dtbo \
  26         audioinjector-bare-i2s.dtbo \
  27 --- a/arch/arm/boot/dts/overlays/README
  28 +++ b/arch/arm/boot/dts/overlays/README
  29 @@ -582,6 +582,21 @@ Load:   dtoverlay=applepi-dac
  30  Params: <None>
  31
  32
  33 +Name:   arducam-pivariety
  34 +Info:   Arducam Pivariety camera module.
  35 +        Uses Unicam 1, which is the standard camera connector on most Pi
  36 +        variants.
  37 +Load:   dtoverlay=arducam-pivariety,<param>=<val>
  38 +Params: rotation                Mounting rotation of the camera sensor (0 or
  39 +                                180, default 0)
  40 +        orientation             Sensor orientation (0 = front, 1 = rear,
  41 +                                2 = external, default external)
  42 +        media-controller        Configure use of Media Controller API for
  43 +                                configuring the sensor (default on)
  44 +        cam0                    Adopt the default configuration for CAM0 on a
  45 +                                Compute Module (CSI0, i2c_vc, and cam0_reg).
  46 +
  47 +
  48  Name:   at86rf233
  49  Info:   Configures the Atmel AT86RF233 802.15.4 low-power WPAN transceiver,
  50          connected to spi0.0
  51 --- /dev/null
  52 +++ b/arch/arm/boot/dts/overlays/arducam-pivariety-overlay.dts
  53 @@ -0,0 +1,94 @@
  54 +// SPDX-License-Identifier: GPL-2.0-only
  55 +// Definitions for Arducam Pivariety camera module on VC I2C bus
  56 +/dts-v1/;
  57 +/plugin/;
  58 +
  59 +/{
  60 +       compatible = "brcm,bcm2835";
  61 +
  62 +       i2c_frag: fragment@0 {
  63 +               target = <&i2c_csi_dsi>;
  64 +               __overlay__ {
  65 +                       #address-cells = <1>;
  66 +                       #size-cells = <0>;
  67 +                       status = "okay";
  68 +
  69 +                       arducam_pivariety: arducam_pivariety@0c {
  70 +                               compatible = "arducam,arducam-pivariety";
  71 +                               reg = <0x0c>;
  72 +                               status = "okay";
  73 +
  74 +                               clocks = <&cam1_clk>;
  75 +                               clock-names = "xclk";
  76 +
  77 +                               VANA-supply = <&cam1_reg>;      /* 2.8v */
  78 +                               VDIG-supply = <&cam_dummy_reg>; /* 1.8v */
  79 +                               VDDL-supply = <&cam_dummy_reg>; /* 1.2v */
  80 +
  81 +                               rotation = <0>;
  82 +                               orientation = <2>;
  83 +
  84 +                               port {
  85 +                                       arducam_pivariety_0: endpoint {
  86 +                                               remote-endpoint = <&csi1_ep>;
  87 +                                               clock-lanes = <0>;
  88 +                                               data-lanes = <1 2>;
  89 +                                               clock-noncontinuous;
  90 +                                               link-frequencies =
  91 +                                                       /bits/ 64 <493500000>;
  92 +                                       };
  93 +                               };
  94 +                       };
  95 +               };
  96 +       };
  97 +
  98 +       csi_frag: fragment@1 {
  99 +               target = <&csi1>;
 100 +               csi: __overlay__ {
 101 +                       status = "okay";
 102 +                       brcm,media-controller;
 103 +
 104 +                       port{
 105 +                               csi1_ep: endpoint{
 106 +                                       remote-endpoint = <&arducam_pivariety_0>;
 107 +                                       clock-lanes = <0>;
 108 +                                       data-lanes = <1 2>;
 109 +                                       clock-noncontinuous;
 110 +                               };
 111 +                       };
 112 +               };
 113 +       };
 114 +
 115 +       fragment@2 {
 116 +               target = <&i2c0if>;
 117 +               __overlay__ {
 118 +                       status = "okay";
 119 +               };
 120 +       };
 121 +
 122 +       clk_frag: fragment@3 {
 123 +               target = <&cam1_clk>;
 124 +               __overlay__ {
 125 +                       clock-frequency = <24000000>;
 126 +                       status = "okay";
 127 +               };
 128 +       };
 129 +
 130 +       fragment@4 {
 131 +               target = <&i2c0mux>;
 132 +               __overlay__ {
 133 +                       status = "okay";
 134 +               };
 135 +       };
 136 +
 137 +       __overrides__ {
 138 +               rotation = <&arducam_pivariety>,"rotation:0";
 139 +               orientation = <&arducam_pivariety>,"orientation:0";
 140 +               media-controller = <&csi>,"brcm,media-controller?";
 141 +               cam0 = <&i2c_frag>, "target:0=",<&i2c_vc>,
 142 +                      <&csi_frag>, "target:0=",<&csi0>,
 143 +                      <&clk_frag>, "target:0=",<&cam0_clk>,
 144 +                      <&arducam_pivariety>, "clocks:0=",<&cam0_clk>,
 145 +                      <&arducam_pivariety>, "VANA-supply:0=",<&cam0_reg>;
 146 +       };
 147 +};