diff options
Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0261-BCM270X-Adding-device-tree-support-for-AudioSense-Pi.patch')
-rw-r--r-- | target/linux/brcm2708/patches-4.19/950-0261-BCM270X-Adding-device-tree-support-for-AudioSense-Pi.patch | 135 |
1 files changed, 0 insertions, 135 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0261-BCM270X-Adding-device-tree-support-for-AudioSense-Pi.patch b/target/linux/brcm2708/patches-4.19/950-0261-BCM270X-Adding-device-tree-support-for-AudioSense-Pi.patch deleted file mode 100644 index 1e85d9f23c..0000000000 --- a/target/linux/brcm2708/patches-4.19/950-0261-BCM270X-Adding-device-tree-support-for-AudioSense-Pi.patch +++ /dev/null @@ -1,135 +0,0 @@ -From 0d2a0f4f4c00c958fb6e7a2673adbe51c2a932f2 Mon Sep 17 00:00:00 2001 -From: b-ak <anur.bhargav@gmail.com> -Date: Thu, 3 Jan 2019 00:29:14 +0530 -Subject: [PATCH] BCM270X: Adding device tree support for AudioSense-Pi - add-on soundcard - -Device tree overlay for AudioSense-Pi card. - -To enable support for the hardware add the following -line to the RPi /boot/config.txt: - - dtoverlay=audiosense-pi - -More documentation @ arch/arm/boot/dts/overlays/README - -Signed-off-by: b-ak <anur.bhargav@gmail.com> ---- - arch/arm/boot/dts/overlays/Makefile | 1 + - arch/arm/boot/dts/overlays/README | 8 ++ - .../dts/overlays/audiosense-pi-overlay.dts | 82 +++++++++++++++++++ - 3 files changed, 91 insertions(+) - create mode 100644 arch/arm/boot/dts/overlays/audiosense-pi-overlay.dts - ---- a/arch/arm/boot/dts/overlays/Makefile -+++ b/arch/arm/boot/dts/overlays/Makefile -@@ -20,6 +20,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \ - audioinjector-addons.dtbo \ - audioinjector-ultra.dtbo \ - audioinjector-wm8731-audio.dtbo \ -+ audiosense-pi.dtbo \ - audremap.dtbo \ - balena-fin.dtbo \ - bmp085_i2c-sensor.dtbo \ ---- a/arch/arm/boot/dts/overlays/README -+++ b/arch/arm/boot/dts/overlays/README -@@ -453,6 +453,14 @@ Load: dtoverlay=audioinjector-wm8731-a - Params: <None> - - -+Name: audiosense-pi -+Info: Configures the audiosense-pi add on soundcard -+ For more information refer to -+ https://gitlab.com/kakar0t/audiosense-pi -+Load: dtoverlay=audiosense-pi -+Params: <None> -+ -+ - Name: audremap - Info: Switches PWM sound output to pins 12 (Right) & 13 (Left) - Load: dtoverlay=audremap,<param>=<val> ---- /dev/null -+++ b/arch/arm/boot/dts/overlays/audiosense-pi-overlay.dts -@@ -0,0 +1,82 @@ -+// Definitions for audiosense add on soundcard -+/dts-v1/; -+/plugin/; -+#include <dt-bindings/pinctrl/bcm2835.h> -+#include <dt-bindings/gpio/gpio.h> -+ -+/ { -+ compatible = "brcm,bcm2837", "brcm,bcm2836", "brcm,bcm2835", "brcm,bcm2708", "brcm,bcm2709"; -+ -+ fragment@0 { -+ target = <&i2s>; -+ __overlay__ { -+ status = "okay"; -+ }; -+ }; -+ -+ fragment@1 { -+ target-path = "/"; -+ __overlay__ { -+ codec_reg_1v8: codec-reg-1v8 { -+ compatible = "regulator-fixed"; -+ regulator-name = "tlv320aic3204_1v8"; -+ regulator-min-microvolt = <1800000>; -+ regulator-max-microvolt = <1800000>; -+ regulator-always-on; -+ }; -+ }; -+ }; -+ -+ fragment@2 { -+ target = <&gpio>; -+ __overlay__ { -+ codec_rst: codec-rst { -+ brcm,pins = <26>; -+ brcm,function = <BCM2835_FSEL_GPIO_OUT>; -+ }; -+ }; -+ }; -+ -+ fragment@3 { -+ target = <&i2c1>; -+ __overlay__ { -+ #address-cells = <1>; -+ #size-cells = <0>; -+ status = "okay"; -+ -+ /* audio external oscillator */ -+ codec_osc: codec_osc { -+ compatible = "fixed-clock"; -+ #clock-cells = <0>; -+ clock-frequency = <12000000>; /* 12 MHz */ -+ }; -+ -+ codec: tlv320aic32x4@18 { -+ #sound-dai-cells = <0>; -+ compatible = "ti,tlv320aic32x4"; -+ reg = <0x18>; -+ -+ clocks = <&codec_osc>; -+ clock-names = "mclk"; -+ -+ iov-supply = <&vdd_3v3_reg>; -+ ldoin-supply = <&vdd_3v3_reg>; -+ -+ gpio-controller; -+ #gpio-cells = <2>; -+ reset-gpios = <&gpio 26 GPIO_ACTIVE_HIGH>; -+ -+ status = "okay"; -+ }; -+ }; -+ }; -+ -+ fragment@4 { -+ target = <&sound>; -+ __overlay__ { -+ compatible = "as,audiosense-pi"; -+ i2s-controller = <&i2s>; -+ status = "okay"; -+ }; -+ }; -+}; |