target/linux/bcm27xx/patches-6.1/950-1251-Pisound-Set-the-spi-speed-hz-for-Pisound-in-the-Devi.patch

   1 From 92123f0abd5e24c150b54c56261813ced432ac87 Mon Sep 17 00:00:00 2001
   2 From: Giedrius <giedrius@blokas.io>
   3 Date: Mon, 22 Jan 2024 13:29:24 +0000
   4 Subject: [PATCH 1251/1295] Pisound: Set the spi-speed-hz for Pisound in the
   5  Device Tree overlay, and specify spi-speed-hz override for Pi 5.
   6 MIME-Version: 1.0
   7 Content-Type: text/plain; charset=UTF-8
   8 Content-Transfer-Encoding: 8bit
   9
  10 Signed-off-by: Giedrius Trainavičius <giedrius@blokas.io>
  11 ---
  12  arch/arm/boot/dts/overlays/Makefile           |  1 +
  13  arch/arm/boot/dts/overlays/README             |  8 ++++-
  14  arch/arm/boot/dts/overlays/overlay_map.dts    | 10 ++++++
  15  .../arm/boot/dts/overlays/pisound-overlay.dts |  4 ++-
  16  .../boot/dts/overlays/pisound-pi5-overlay.dts | 31 +++++++++++++++++++
  17  5 files changed, 52 insertions(+), 2 deletions(-)
  18  create mode 100644 arch/arm/boot/dts/overlays/pisound-pi5-overlay.dts
  19
  20 --- a/arch/arm/boot/dts/overlays/Makefile
  21 +++ b/arch/arm/boot/dts/overlays/Makefile
  22 @@ -192,6 +192,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
  23         piscreen.dtbo \
  24         piscreen2r.dtbo \
  25         pisound.dtbo \
  26 +       pisound-pi5.dtbo \
  27         pitft22.dtbo \
  28         pitft28-capacitive.dtbo \
  29         pitft28-resistive.dtbo \
  30 --- a/arch/arm/boot/dts/overlays/README
  31 +++ b/arch/arm/boot/dts/overlays/README
  32 @@ -3486,11 +3486,17 @@ Params: speed                   Display
  33
  34
  35  Name:   pisound
  36 -Info:   Configures the Blokas Labs pisound card
  37 +Info:   Configures the Blokas Labs Pisound card
  38  Load:   dtoverlay=pisound
  39  Params: <None>
  40
  41
  42 +Name:   pisound-pi5
  43 +Info:   Pi 5 specific overlay override for Blokas Labs Pisound card, see pisound
  44 +Load:   dtoverlay=pisound-pi5
  45 +Params: <None>
  46 +
  47 +
  48  Name:   pitft22
  49  Info:   Adafruit PiTFT 2.2" screen
  50  Load:   dtoverlay=pitft22,<param>=<val>
  51 --- a/arch/arm/boot/dts/overlays/overlay_map.dts
  52 +++ b/arch/arm/boot/dts/overlays/overlay_map.dts
  53 @@ -203,6 +203,16 @@
  54                 renamed = "miniuart-bt";
  55         };
  56
  57 +       pisound {
  58 +               bcm2835;
  59 +               bcm2711;
  60 +               bcm2712 = "pisound-pi5";
  61 +       };
  62 +
  63 +       pisound-pi5 {
  64 +               bcm2712;
  65 +       };
  66 +
  67         pwm1 {
  68                 bcm2711;
  69         };
  70 --- a/arch/arm/boot/dts/overlays/pisound-overlay.dts
  71 +++ b/arch/arm/boot/dts/overlays/pisound-overlay.dts
  72 @@ -1,6 +1,6 @@
  73  /*
  74   * Pisound Linux kernel module.
  75 - * Copyright (C) 2016-2017  Vilniaus Blokas UAB, https://blokas.io/pisound
  76 + * Copyright (C) 2016-2024  Vilniaus Blokas UAB, https://blokas.io/pisound
  77   *
  78   * This program is free software; you can redistribute it and/or
  79   * modify it under the terms of the GNU General Public License
  80 @@ -56,6 +56,7 @@
  81                                 compatible = "blokaslabs,pisound-spi";
  82                                 reg = <0>;
  83                                 spi-max-frequency = <1000000>;
  84 +                               spi-speed-hz = <150000>;
  85                         };
  86                 };
  87         };
  88 @@ -76,6 +77,7 @@
  89                 __overlay__ {
  90                         compatible = "blokaslabs,pisound";
  91                         i2s-controller = <&i2s_clk_consumer>;
  92 +                       spi-controller = <&pisound_spi>;
  93                         status = "okay";
  94
  95                         pinctrl-names = "default";
  96 --- /dev/null
  97 +++ b/arch/arm/boot/dts/overlays/pisound-pi5-overlay.dts
  98 @@ -0,0 +1,31 @@
  99 +/*
 100 + * Pisound Linux kernel module.
 101 + * Copyright (C) 2016-2024  Vilniaus Blokas UAB, https://blokas.io/pisound
 102 + *
 103 + * This program is free software; you can redistribute it and/or
 104 + * modify it under the terms of the GNU General Public License
 105 + * as published by the Free Software Foundation; version 2 of the
 106 + * License.
 107 + *
 108 + * This program is distributed in the hope that it will be useful,
 109 + * but WITHOUT ANY WARRANTY; without even the implied warranty of
 110 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 111 + * GNU General Public License for more details.
 112 + *
 113 + * You should have received a copy of the GNU General Public License
 114 + * along with this program; if not, write to the Free Software
 115 + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 116 + */
 117 +
 118 +/dts-v1/;
 119 +/plugin/;
 120 +
 121 +#include "pisound-overlay.dts"
 122 +
 123 +&pisound_spi {
 124 +       spi-speed-hz = <100000>;
 125 +};
 126 +
 127 +/ {
 128 +       compatible = "brcm,bcm2712";
 129 +};