aboutsummaryrefslogtreecommitdiffstats
path: root/target/linux/bcm27xx/patches-5.4/950-1000-PiFi-40-Devicetree-files.patch
diff options
context:
space:
mode:
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-1000-PiFi-40-Devicetree-files.patch')
-rw-r--r--target/linux/bcm27xx/patches-5.4/950-1000-PiFi-40-Devicetree-files.patch91
1 files changed, 91 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-1000-PiFi-40-Devicetree-files.patch b/target/linux/bcm27xx/patches-5.4/950-1000-PiFi-40-Devicetree-files.patch
new file mode 100644
index 0000000000..06f5da66e7
--- /dev/null
+++ b/target/linux/bcm27xx/patches-5.4/950-1000-PiFi-40-Devicetree-files.patch
@@ -0,0 +1,91 @@
+From a822d6667a687451cdf65aef66ecc7fa15891205 Mon Sep 17 00:00:00 2001
+From: David Knell <david.knell@gmail.com>
+Date: Wed, 28 Oct 2020 14:20:56 +0000
+Subject: [PATCH] PiFi-40 Devicetree files
+
+Signed-off-by: David Knell <david.knell@gmail.com>
+---
+ arch/arm/boot/dts/overlays/Makefile | 1 +
+ arch/arm/boot/dts/overlays/README | 6 +++
+ .../arm/boot/dts/overlays/pifi-40-overlay.dts | 50 +++++++++++++++++++
+ 3 files changed, 57 insertions(+)
+ create mode 100644 arch/arm/boot/dts/overlays/pifi-40-overlay.dts
+
+--- a/arch/arm/boot/dts/overlays/Makefile
++++ b/arch/arm/boot/dts/overlays/Makefile
+@@ -125,6 +125,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
+ pca953x.dtbo \
+ pibell.dtbo \
+ pifacedigital.dtbo \
++ pifi-40.dtbo \
+ piglow.dtbo \
+ piscreen.dtbo \
+ piscreen2r.dtbo \
+--- a/arch/arm/boot/dts/overlays/README
++++ b/arch/arm/boot/dts/overlays/README
+@@ -2000,6 +2000,12 @@ Params: spi-present-mask 8-bit in
+ 0-3, which can be configured with JP1 and JP2.
+
+
++Name: pifi-40
++Info: Configures the PiFi 40W stereo amplifier
++Load: dtoverlay=pifi-40
++Params: <None>
++
++
+ Name: piglow
+ Info: Configures the PiGlow by pimoroni.com
+ Load: dtoverlay=piglow
+--- /dev/null
++++ b/arch/arm/boot/dts/overlays/pifi-40-overlay.dts
+@@ -0,0 +1,50 @@
++// Definitions for PiFi-40 Amp
++/dts-v1/;
++/plugin/;
++#include <dt-bindings/gpio/gpio.h>
++/ {
++ compatible = "brcm,bcm2835";
++
++ fragment@0 {
++ target = <&i2s>;
++ __overlay__ {
++ status = "okay";
++ };
++ };
++
++ fragment@1 {
++ target = <&i2c1>;
++ __overlay__ {
++ #address-cells = <1>;
++ #size-cells = <0>;
++ status = "okay";
++
++ tas5711l: audio-codec@1a {
++ compatible = "ti,tas5711";
++ reg = <0x1a>;
++ #sound-dai-cells = <0>;
++ sound-name-prefix = "Left";
++ status = "okay";
++ };
++
++ tas5711r: audio-codec@1b {
++ compatible = "ti,tas5711";
++ reg = <0x1b>;
++ #sound-dai-cells = <0>;
++ sound-name-prefix = "Right";
++ status = "okay";
++ };
++ };
++ };
++
++ fragment@2 {
++ target = <&sound>;
++ pifi_40: __overlay__ {
++ compatible = "pifi,pifi-40";
++ audio-codec = <&tas5711l &tas5711r>;
++ i2s-controller = <&i2s>;
++ pdn-gpios = <&gpio 23 1>;
++ status = "okay";
++ };
++ };
++};