130 lines
3.8 KiB
Diff
130 lines
3.8 KiB
Diff
From 92123f0abd5e24c150b54c56261813ced432ac87 Mon Sep 17 00:00:00 2001
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From: Giedrius <giedrius@blokas.io>
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Date: Mon, 22 Jan 2024 13:29:24 +0000
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Subject: [PATCH 1251/1295] Pisound: Set the spi-speed-hz for Pisound in the
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Device Tree overlay, and specify spi-speed-hz override for Pi 5.
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Signed-off-by: Giedrius Trainavičius <giedrius@blokas.io>
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---
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arch/arm/boot/dts/overlays/Makefile | 1 +
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arch/arm/boot/dts/overlays/README | 8 ++++-
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arch/arm/boot/dts/overlays/overlay_map.dts | 10 ++++++
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.../arm/boot/dts/overlays/pisound-overlay.dts | 4 ++-
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.../boot/dts/overlays/pisound-pi5-overlay.dts | 31 +++++++++++++++++++
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5 files changed, 52 insertions(+), 2 deletions(-)
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create mode 100644 arch/arm/boot/dts/overlays/pisound-pi5-overlay.dts
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--- a/arch/arm/boot/dts/overlays/Makefile
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+++ b/arch/arm/boot/dts/overlays/Makefile
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@@ -192,6 +192,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
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piscreen.dtbo \
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piscreen2r.dtbo \
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pisound.dtbo \
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+ pisound-pi5.dtbo \
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pitft22.dtbo \
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pitft28-capacitive.dtbo \
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pitft28-resistive.dtbo \
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--- a/arch/arm/boot/dts/overlays/README
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+++ b/arch/arm/boot/dts/overlays/README
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@@ -3486,11 +3486,17 @@ Params: speed Display
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Name: pisound
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-Info: Configures the Blokas Labs pisound card
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+Info: Configures the Blokas Labs Pisound card
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Load: dtoverlay=pisound
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Params: <None>
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+Name: pisound-pi5
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+Info: Pi 5 specific overlay override for Blokas Labs Pisound card, see pisound
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+Load: dtoverlay=pisound-pi5
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+Params: <None>
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+
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+
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Name: pitft22
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Info: Adafruit PiTFT 2.2" screen
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Load: dtoverlay=pitft22,<param>=<val>
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--- a/arch/arm/boot/dts/overlays/overlay_map.dts
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+++ b/arch/arm/boot/dts/overlays/overlay_map.dts
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@@ -203,6 +203,16 @@
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renamed = "miniuart-bt";
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};
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+ pisound {
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+ bcm2835;
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+ bcm2711;
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+ bcm2712 = "pisound-pi5";
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+ };
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+
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+ pisound-pi5 {
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+ bcm2712;
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+ };
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+
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pwm1 {
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bcm2711;
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};
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--- a/arch/arm/boot/dts/overlays/pisound-overlay.dts
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+++ b/arch/arm/boot/dts/overlays/pisound-overlay.dts
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@@ -1,6 +1,6 @@
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/*
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* Pisound Linux kernel module.
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- * Copyright (C) 2016-2017 Vilniaus Blokas UAB, https://blokas.io/pisound
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+ * Copyright (C) 2016-2024 Vilniaus Blokas UAB, https://blokas.io/pisound
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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@@ -56,6 +56,7 @@
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compatible = "blokaslabs,pisound-spi";
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reg = <0>;
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spi-max-frequency = <1000000>;
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+ spi-speed-hz = <150000>;
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};
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};
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};
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@@ -76,6 +77,7 @@
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__overlay__ {
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compatible = "blokaslabs,pisound";
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i2s-controller = <&i2s_clk_consumer>;
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+ spi-controller = <&pisound_spi>;
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status = "okay";
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pinctrl-names = "default";
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--- /dev/null
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+++ b/arch/arm/boot/dts/overlays/pisound-pi5-overlay.dts
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@@ -0,0 +1,31 @@
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+/*
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+ * Pisound Linux kernel module.
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+ * Copyright (C) 2016-2024 Vilniaus Blokas UAB, https://blokas.io/pisound
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+ *
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+ * This program is free software; you can redistribute it and/or
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+ * modify it under the terms of the GNU General Public License
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+ * as published by the Free Software Foundation; version 2 of the
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+ * License.
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+ *
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+ * This program is distributed in the hope that it will be useful,
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+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+ * GNU General Public License for more details.
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+ *
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+ * You should have received a copy of the GNU General Public License
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+ * along with this program; if not, write to the Free Software
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+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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+ */
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+
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+/dts-v1/;
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+/plugin/;
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+
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+#include "pisound-overlay.dts"
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+
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+&pisound_spi {
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+ spi-speed-hz = <100000>;
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+};
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+
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+/ {
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+ compatible = "brcm,bcm2712";
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+};
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