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1140 lines
34 KiB
Diff
1140 lines
34 KiB
Diff
From 6a5d72f7ea13b48840353fd22f672dc3af8b9fc5 Mon Sep 17 00:00:00 2001
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From: Aaron Shaw <shawaj@gmail.com>
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Date: Thu, 26 May 2016 23:37:11 +0100
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Subject: [PATCH] Change BoomBerry name to JustBoom in all locations due to
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legal challenge
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---
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arch/arm/boot/dts/overlays/Makefile | 4 +-
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arch/arm/boot/dts/overlays/README | 52 ++---
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.../boot/dts/overlays/boomberry-dac-overlay.dts | 43 -----
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.../boot/dts/overlays/boomberry-digi-overlay.dts | 39 ----
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.../arm/boot/dts/overlays/justboom-dac-overlay.dts | 43 +++++
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.../boot/dts/overlays/justboom-digi-overlay.dts | 39 ++++
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arch/arm/configs/bcm2709_defconfig | 4 +-
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arch/arm/configs/bcmrpi_defconfig | 4 +-
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sound/soc/bcm/Kconfig | 12 +-
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sound/soc/bcm/Makefile | 8 +-
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sound/soc/bcm/boomberry-dac.c | 162 ----------------
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sound/soc/bcm/boomberry-digi.c | 215 ---------------------
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sound/soc/bcm/justboom-dac.c | 162 ++++++++++++++++
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sound/soc/bcm/justboom-digi.c | 215 +++++++++++++++++++++
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14 files changed, 501 insertions(+), 501 deletions(-)
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delete mode 100644 arch/arm/boot/dts/overlays/boomberry-dac-overlay.dts
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delete mode 100644 arch/arm/boot/dts/overlays/boomberry-digi-overlay.dts
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create mode 100644 arch/arm/boot/dts/overlays/justboom-dac-overlay.dts
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create mode 100644 arch/arm/boot/dts/overlays/justboom-digi-overlay.dts
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delete mode 100644 sound/soc/bcm/boomberry-dac.c
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delete mode 100644 sound/soc/bcm/boomberry-digi.c
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create mode 100644 sound/soc/bcm/justboom-dac.c
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create mode 100644 sound/soc/bcm/justboom-digi.c
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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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@@ -18,8 +18,6 @@ dtbo-$(RPI_DT_OVERLAYS) += akkordion-iqd
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dtbo-$(RPI_DT_OVERLAYS) += at86rf233.dtbo
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dtbo-$(RPI_DT_OVERLAYS) += audioinjector-wm8731-audio.dtbo
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dtbo-$(RPI_DT_OVERLAYS) += bmp085_i2c-sensor.dtbo
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-dtbo-$(RPI_DT_OVERLAYS) += boomberry-dac.dtbo
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-dtbo-$(RPI_DT_OVERLAYS) += boomberry-digi.dtbo
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dtbo-$(RPI_DT_OVERLAYS) += dpi24.dtbo
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dtbo-$(RPI_DT_OVERLAYS) += dwc2.dtbo
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dtbo-$(RPI_DT_OVERLAYS) += dwc-otg.dtbo
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@@ -43,6 +41,8 @@ dtbo-$(RPI_DT_OVERLAYS) += i2s-gpio28-31
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dtbo-$(RPI_DT_OVERLAYS) += i2s-mmap.dtbo
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dtbo-$(RPI_DT_OVERLAYS) += iqaudio-dac.dtbo
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dtbo-$(RPI_DT_OVERLAYS) += iqaudio-dacplus.dtbo
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+dtbo-$(RPI_DT_OVERLAYS) += justboom-dac.dtbo
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+dtbo-$(RPI_DT_OVERLAYS) += justboom-digi.dtbo
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dtbo-$(RPI_DT_OVERLAYS) += lirc-rpi.dtbo
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dtbo-$(RPI_DT_OVERLAYS) += mcp2515-can0.dtbo
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dtbo-$(RPI_DT_OVERLAYS) += mcp2515-can1.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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@@ -238,32 +238,6 @@ Load: dtoverlay=bmp085_i2c-sensor
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Params: <None>
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-Name: boomberry-dac
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-Info: Configures the BoomBerry DAC HAT, Amp HAT, DAC Zero and Amp Zero audio
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- cards
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-Load: dtoverlay=boomberry-dac,<param>=<val>
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-Params: 24db_digital_gain Allow gain to be applied via the PCM512x codec
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- Digital volume control. Enable with
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- "dtoverlay=boomberry-dac,24db_digital_gain"
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- (The default behaviour is that the Digital
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- volume control is limited to a maximum of
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- 0dB. ie. it can attenuate but not provide
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- gain. For most users, this will be desired
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- as it will prevent clipping. By appending
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- the 24dB_digital_gain parameter, the Digital
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- volume control will allow up to 24dB of
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- gain. If this parameter is enabled, it is the
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- responsibility of the user to ensure that
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- the Digital volume control is set to a value
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- that does not result in clipping/distortion!)
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-
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-
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-Name: boomberry-digi
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-Info: Configures the BoomBerry Digi HAT and Digi Zero audio cards
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-Load: dtoverlay=boomberry-digi
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-Params: <None>
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-
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-
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Name: dht11
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Info: Overlay for the DHT11/DHT21/DHT22 humidity/temperature sensors
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Also sometimes found with the part number(s) AM230x.
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@@ -541,6 +515,32 @@ Params: 24db_digital_gain Allow ga
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that does not result in clipping/distortion!)
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+Name: justboom-dac
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+Info: Configures the JustBoom DAC HAT, Amp HAT, DAC Zero and Amp Zero audio
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+ cards
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+Load: dtoverlay=justboom-dac,<param>=<val>
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+Params: 24db_digital_gain Allow gain to be applied via the PCM512x codec
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+ Digital volume control. Enable with
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+ "dtoverlay=justboom-dac,24db_digital_gain"
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+ (The default behaviour is that the Digital
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+ volume control is limited to a maximum of
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+ 0dB. ie. it can attenuate but not provide
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+ gain. For most users, this will be desired
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+ as it will prevent clipping. By appending
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+ the 24dB_digital_gain parameter, the Digital
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+ volume control will allow up to 24dB of
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+ gain. If this parameter is enabled, it is the
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+ responsibility of the user to ensure that
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+ the Digital volume control is set to a value
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+ that does not result in clipping/distortion!)
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+
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+
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+Name: justboom-digi
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+Info: Configures the JustBoom Digi HAT and Digi Zero audio cards
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+Load: dtoverlay=justboom-digi
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+Params: <None>
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+
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+
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Name: lirc-rpi
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Info: Configures lirc-rpi (Linux Infrared Remote Control for Raspberry Pi)
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Consult the module documentation for more details.
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--- a/arch/arm/boot/dts/overlays/boomberry-dac-overlay.dts
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+++ /dev/null
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@@ -1,43 +0,0 @@
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-// Definitions for BoomBerry DAC
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-/dts-v1/;
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-/plugin/;
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-
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-/ {
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- compatible = "brcm,bcm2708";
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-
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- fragment@0 {
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- target = <&i2s>;
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- __overlay__ {
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- status = "okay";
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- };
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- };
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-
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- fragment@1 {
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- target = <&i2c1>;
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- __overlay__ {
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- #address-cells = <1>;
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- #size-cells = <0>;
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- status = "okay";
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-
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- pcm5122@4d {
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- #sound-dai-cells = <0>;
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- compatible = "ti,pcm5122";
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- reg = <0x4d>;
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- status = "okay";
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- };
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- };
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- };
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-
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- fragment@2 {
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- target = <&sound>;
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- frag2: __overlay__ {
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- compatible = "boomberry,boomberry-dac";
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- i2s-controller = <&i2s>;
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- status = "okay";
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- };
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- };
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-
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- __overrides__ {
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- 24db_digital_gain = <&frag2>,"boomberry,24db_digital_gain?";
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- };
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-};
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--- a/arch/arm/boot/dts/overlays/boomberry-digi-overlay.dts
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+++ /dev/null
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@@ -1,39 +0,0 @@
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-// Definitions for BoomBerry Digi
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-/dts-v1/;
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-/plugin/;
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-
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-/ {
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- compatible = "brcm,bcm2708";
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-
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- fragment@0 {
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- target = <&i2s>;
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- __overlay__ {
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- status = "okay";
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- };
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- };
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-
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- fragment@1 {
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- target = <&i2c1>;
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- __overlay__ {
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- #address-cells = <1>;
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- #size-cells = <0>;
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- status = "okay";
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-
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- wm8804@3b {
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- #sound-dai-cells = <0>;
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- compatible = "wlf,wm8804";
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- reg = <0x3b>;
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- status = "okay";
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- };
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- };
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- };
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-
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- fragment@2 {
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- target = <&sound>;
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- __overlay__ {
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- compatible = "boomberry,boomberry-digi";
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- i2s-controller = <&i2s>;
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- status = "okay";
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- };
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- };
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-};
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--- /dev/null
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+++ b/arch/arm/boot/dts/overlays/justboom-dac-overlay.dts
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@@ -0,0 +1,43 @@
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+// Definitions for JustBoom DAC
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+/dts-v1/;
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+/plugin/;
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+
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+/ {
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+ compatible = "brcm,bcm2708";
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+
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+ fragment@0 {
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+ target = <&i2s>;
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+ __overlay__ {
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+ status = "okay";
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+ };
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+ };
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+
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+ fragment@1 {
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+ target = <&i2c1>;
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+ __overlay__ {
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+ status = "okay";
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+
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+ pcm5122@4d {
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+ #sound-dai-cells = <0>;
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+ compatible = "ti,pcm5122";
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+ reg = <0x4d>;
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+ status = "okay";
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+ };
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+ };
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+ };
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+
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+ fragment@2 {
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+ target = <&sound>;
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+ frag2: __overlay__ {
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+ compatible = "justboom,justboom-dac";
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+ i2s-controller = <&i2s>;
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+ status = "okay";
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+ };
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+ };
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+
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+ __overrides__ {
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+ 24db_digital_gain = <&frag2>,"justboom,24db_digital_gain?";
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+ };
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+};
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--- /dev/null
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+++ b/arch/arm/boot/dts/overlays/justboom-digi-overlay.dts
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@@ -0,0 +1,39 @@
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+// Definitions for JustBoom Digi
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+/dts-v1/;
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+/plugin/;
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+
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+/ {
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+ compatible = "brcm,bcm2708";
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+
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+ fragment@0 {
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+ target = <&i2s>;
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+ __overlay__ {
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+ status = "okay";
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+ };
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+ };
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+
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+ fragment@1 {
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+ target = <&i2c1>;
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+ __overlay__ {
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+ status = "okay";
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+
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+ wm8804@3b {
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+ #sound-dai-cells = <0>;
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+ compatible = "wlf,wm8804";
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+ reg = <0x3b>;
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+ status = "okay";
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+ };
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+ };
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+ };
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+
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+ fragment@2 {
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+ target = <&sound>;
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+ __overlay__ {
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+ compatible = "justboom,justboom-digi";
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+ i2s-controller = <&i2s>;
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+ status = "okay";
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+ };
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+ };
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+};
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--- a/arch/arm/configs/bcm2709_defconfig
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+++ b/arch/arm/configs/bcm2709_defconfig
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@@ -861,8 +861,8 @@ CONFIG_SND_BCM2708_SOC_HIFIBERRY_DIGI=m
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CONFIG_SND_BCM2708_SOC_HIFIBERRY_AMP=m
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CONFIG_SND_BCM2708_SOC_RPI_DAC=m
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CONFIG_SND_BCM2708_SOC_RPI_PROTO=m
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-CONFIG_SND_BCM2708_SOC_BOOMBERRY_DAC=m
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-CONFIG_SND_BCM2708_SOC_BOOMBERRY_DIGI=m
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+CONFIG_SND_BCM2708_SOC_JUSTBOOM_DAC=m
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+CONFIG_SND_BCM2708_SOC_JUSTBOOM_DIGI=m
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CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC=m
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CONFIG_SND_BCM2708_SOC_RASPIDAC3=m
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CONFIG_SND_AUDIOINJECTOR_PI_SOUNDCARD=m
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--- a/arch/arm/configs/bcmrpi_defconfig
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+++ b/arch/arm/configs/bcmrpi_defconfig
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@@ -853,8 +853,8 @@ CONFIG_SND_BCM2708_SOC_HIFIBERRY_DIGI=m
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CONFIG_SND_BCM2708_SOC_HIFIBERRY_AMP=m
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CONFIG_SND_BCM2708_SOC_RPI_DAC=m
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CONFIG_SND_BCM2708_SOC_RPI_PROTO=m
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-CONFIG_SND_BCM2708_SOC_BOOMBERRY_DAC=m
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-CONFIG_SND_BCM2708_SOC_BOOMBERRY_DIGI=m
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+CONFIG_SND_BCM2708_SOC_JUSTBOOM_DAC=m
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+CONFIG_SND_BCM2708_SOC_JUSTBOOM_DIGI=m
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CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC=m
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CONFIG_SND_BCM2708_SOC_RASPIDAC3=m
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CONFIG_SND_AUDIOINJECTOR_PI_SOUNDCARD=m
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--- a/sound/soc/bcm/Kconfig
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+++ b/sound/soc/bcm/Kconfig
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@@ -50,19 +50,19 @@ config SND_BCM2708_SOC_RPI_PROTO
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help
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Say Y or M if you want to add support for Audio Codec Board PROTO (WM8731).
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-config SND_BCM2708_SOC_BOOMBERRY_DAC
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- tristate "Support for BoomBerry DAC"
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+config SND_BCM2708_SOC_JUSTBOOM_DAC
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+ tristate "Support for JustBoom DAC"
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depends on SND_BCM2708_SOC_I2S || SND_BCM2835_SOC_I2S
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select SND_SOC_PCM512x
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help
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- Say Y or M if you want to add support for BoomBerry DAC.
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+ Say Y or M if you want to add support for JustBoom DAC.
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-config SND_BCM2708_SOC_BOOMBERRY_DIGI
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- tristate "Support for BoomBerry Digi"
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+config SND_BCM2708_SOC_JUSTBOOM_DIGI
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+ tristate "Support for JustBoom Digi"
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depends on SND_BCM2708_SOC_I2S || SND_BCM2835_SOC_I2S
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select SND_SOC_WM8804
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help
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- Say Y or M if you want to add support for BoomBerry Digi.
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+ Say Y or M if you want to add support for JustBoom Digi.
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config SND_BCM2708_SOC_IQAUDIO_DAC
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tristate "Support for IQaudIO-DAC"
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--- a/sound/soc/bcm/Makefile
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+++ b/sound/soc/bcm/Makefile
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@@ -9,8 +9,8 @@ snd-soc-hifiberry-dac-objs := hifiberry_
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snd-soc-hifiberry-dacplus-objs := hifiberry_dacplus.o
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snd-soc-hifiberry-digi-objs := hifiberry_digi.o
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snd-soc-hifiberry-amp-objs := hifiberry_amp.o
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-snd-soc-boomberry-dac-objs := boomberry-dac.o
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-snd-soc-boomberry-digi-objs := boomberry-digi.o
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+snd-soc-justboom-dac-objs := justboom-dac.o
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+snd-soc-justboom-digi-objs := justboom-digi.o
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snd-soc-rpi-dac-objs := rpi-dac.o
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snd-soc-rpi-proto-objs := rpi-proto.o
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snd-soc-iqaudio-dac-objs := iqaudio-dac.o
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@@ -22,8 +22,8 @@ obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_D
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obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DACPLUS) += snd-soc-hifiberry-dacplus.o
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obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DIGI) += snd-soc-hifiberry-digi.o
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obj-$(CONFIG_SND_BCM2708_SOC_HIFIBERRY_AMP) += snd-soc-hifiberry-amp.o
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-obj-$(CONFIG_SND_BCM2708_SOC_BOOMBERRY_DAC) += snd-soc-boomberry-dac.o
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-obj-$(CONFIG_SND_BCM2708_SOC_BOOMBERRY_DIGI) += snd-soc-boomberry-digi.o
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+obj-$(CONFIG_SND_BCM2708_SOC_JUSTBOOM_DAC) += snd-soc-justboom-dac.o
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+obj-$(CONFIG_SND_BCM2708_SOC_JUSTBOOM_DIGI) += snd-soc-justboom-digi.o
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obj-$(CONFIG_SND_BCM2708_SOC_RPI_DAC) += snd-soc-rpi-dac.o
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obj-$(CONFIG_SND_BCM2708_SOC_RPI_PROTO) += snd-soc-rpi-proto.o
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obj-$(CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC) += snd-soc-iqaudio-dac.o
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--- a/sound/soc/bcm/boomberry-dac.c
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+++ /dev/null
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@@ -1,162 +0,0 @@
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-/*
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- * ASoC Driver for BoomBerry DAC Raspberry Pi HAT Sound Card
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- *
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- * Author: Milan Neskovic
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- * Copyright 2016
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- * based on code by Daniel Matuschek <info@crazy-audio.com>
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- * based on code by Florian Meier <florian.meier@koalo.de>
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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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- * version 2 as published by the Free Software Foundation.
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- *
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- * This program is distributed in the hope that it will be useful, but
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- * WITHOUT ANY WARRANTY; without even the implied warranty of
|
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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- * General Public License for more details.
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- */
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-
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-#include <linux/module.h>
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-#include <linux/platform_device.h>
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-
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-#include <sound/core.h>
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-#include <sound/pcm.h>
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-#include <sound/pcm_params.h>
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-#include <sound/soc.h>
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-#include <sound/jack.h>
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-
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-#include "../codecs/pcm512x.h"
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-
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-static bool digital_gain_0db_limit = true;
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-
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-static int snd_rpi_boomberry_dac_init(struct snd_soc_pcm_runtime *rtd)
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-{
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- struct snd_soc_codec *codec = rtd->codec;
|
|
- snd_soc_update_bits(codec, PCM512x_GPIO_EN, 0x08, 0x08);
|
|
- snd_soc_update_bits(codec, PCM512x_GPIO_OUTPUT_4, 0xf, 0x02);
|
|
- snd_soc_update_bits(codec, PCM512x_GPIO_CONTROL_1, 0x08,0x08);
|
|
-
|
|
- if (digital_gain_0db_limit)
|
|
- {
|
|
- int ret;
|
|
- struct snd_soc_card *card = rtd->card;
|
|
-
|
|
- ret = snd_soc_limit_volume(card, "Digital Playback Volume", 207);
|
|
- if (ret < 0)
|
|
- dev_warn(card->dev, "Failed to set volume limit: %d\n", ret);
|
|
- }
|
|
-
|
|
- return 0;
|
|
-}
|
|
-
|
|
-static int snd_rpi_boomberry_dac_hw_params(struct snd_pcm_substream *substream,
|
|
- struct snd_pcm_hw_params *params)
|
|
-{
|
|
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
|
|
- struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
|
|
- /*return snd_soc_dai_set_bclk_ratio(cpu_dai, 64);*/
|
|
- unsigned int sample_bits =
|
|
- snd_pcm_format_physical_width(params_format(params));
|
|
- return snd_soc_dai_set_bclk_ratio(cpu_dai, sample_bits * 2);
|
|
-}
|
|
-
|
|
-static int snd_rpi_boomberry_dac_startup(struct snd_pcm_substream *substream) {
|
|
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
|
|
- struct snd_soc_codec *codec = rtd->codec;
|
|
- snd_soc_update_bits(codec, PCM512x_GPIO_CONTROL_1, 0x08,0x08);
|
|
- return 0;
|
|
-}
|
|
-
|
|
-static void snd_rpi_boomberry_dac_shutdown(struct snd_pcm_substream *substream) {
|
|
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
|
|
- struct snd_soc_codec *codec = rtd->codec;
|
|
- snd_soc_update_bits(codec, PCM512x_GPIO_CONTROL_1, 0x08,0x00);
|
|
-}
|
|
-
|
|
-/* machine stream operations */
|
|
-static struct snd_soc_ops snd_rpi_boomberry_dac_ops = {
|
|
- .hw_params = snd_rpi_boomberry_dac_hw_params,
|
|
- .startup = snd_rpi_boomberry_dac_startup,
|
|
- .shutdown = snd_rpi_boomberry_dac_shutdown,
|
|
-};
|
|
-
|
|
-static struct snd_soc_dai_link snd_rpi_boomberry_dac_dai[] = {
|
|
-{
|
|
- .name = "BoomBerry DAC",
|
|
- .stream_name = "BoomBerry DAC HiFi",
|
|
- .cpu_dai_name = "bcm2708-i2s.0",
|
|
- .codec_dai_name = "pcm512x-hifi",
|
|
- .platform_name = "bcm2708-i2s.0",
|
|
- .codec_name = "pcm512x.1-004d",
|
|
- .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
|
|
- SND_SOC_DAIFMT_CBS_CFS,
|
|
- .ops = &snd_rpi_boomberry_dac_ops,
|
|
- .init = snd_rpi_boomberry_dac_init,
|
|
-},
|
|
-};
|
|
-
|
|
-/* audio machine driver */
|
|
-static struct snd_soc_card snd_rpi_boomberry_dac = {
|
|
- .name = "snd_rpi_boomberry_dac",
|
|
- .owner = THIS_MODULE,
|
|
- .dai_link = snd_rpi_boomberry_dac_dai,
|
|
- .num_links = ARRAY_SIZE(snd_rpi_boomberry_dac_dai),
|
|
-};
|
|
-
|
|
-static int snd_rpi_boomberry_dac_probe(struct platform_device *pdev)
|
|
-{
|
|
- int ret = 0;
|
|
-
|
|
- snd_rpi_boomberry_dac.dev = &pdev->dev;
|
|
-
|
|
- if (pdev->dev.of_node) {
|
|
- struct device_node *i2s_node;
|
|
- struct snd_soc_dai_link *dai = &snd_rpi_boomberry_dac_dai[0];
|
|
- i2s_node = of_parse_phandle(pdev->dev.of_node,
|
|
- "i2s-controller", 0);
|
|
-
|
|
- if (i2s_node) {
|
|
- dai->cpu_dai_name = NULL;
|
|
- dai->cpu_of_node = i2s_node;
|
|
- dai->platform_name = NULL;
|
|
- dai->platform_of_node = i2s_node;
|
|
- }
|
|
-
|
|
- digital_gain_0db_limit = !of_property_read_bool(
|
|
- pdev->dev.of_node, "boomberry,24db_digital_gain");
|
|
- }
|
|
-
|
|
- ret = snd_soc_register_card(&snd_rpi_boomberry_dac);
|
|
- if (ret)
|
|
- dev_err(&pdev->dev,
|
|
- "snd_soc_register_card() failed: %d\n", ret);
|
|
-
|
|
- return ret;
|
|
-}
|
|
-
|
|
-static int snd_rpi_boomberry_dac_remove(struct platform_device *pdev)
|
|
-{
|
|
- return snd_soc_unregister_card(&snd_rpi_boomberry_dac);
|
|
-}
|
|
-
|
|
-static const struct of_device_id snd_rpi_boomberry_dac_of_match[] = {
|
|
- { .compatible = "boomberry,boomberry-dac", },
|
|
- {},
|
|
-};
|
|
-MODULE_DEVICE_TABLE(of, snd_rpi_boomberry_dac_of_match);
|
|
-
|
|
-static struct platform_driver snd_rpi_boomberry_dac_driver = {
|
|
- .driver = {
|
|
- .name = "snd-rpi-boomberry-dac",
|
|
- .owner = THIS_MODULE,
|
|
- .of_match_table = snd_rpi_boomberry_dac_of_match,
|
|
- },
|
|
- .probe = snd_rpi_boomberry_dac_probe,
|
|
- .remove = snd_rpi_boomberry_dac_remove,
|
|
-};
|
|
-
|
|
-module_platform_driver(snd_rpi_boomberry_dac_driver);
|
|
-
|
|
-MODULE_AUTHOR("Milan Neskovic <info@boomberry.co>");
|
|
-MODULE_DESCRIPTION("ASoC Driver for BoomBerry PI DAC HAT Sound Card");
|
|
-MODULE_LICENSE("GPL v2");
|
|
--- a/sound/soc/bcm/boomberry-digi.c
|
|
+++ /dev/null
|
|
@@ -1,215 +0,0 @@
|
|
-/*
|
|
- * ASoC Driver for BoomBerry Raspberry Pi Digi HAT Sound Card
|
|
- *
|
|
- * Author: Milan Neskovic
|
|
- * Copyright 2016
|
|
- * based on code by Daniel Matuschek <info@crazy-audio.com>
|
|
- * based on code by Florian Meier <florian.meier@koalo.de>
|
|
- *
|
|
- * This program is free software; you can redistribute it and/or
|
|
- * modify it under the terms of the GNU General Public License
|
|
- * version 2 as published by the Free Software Foundation.
|
|
- *
|
|
- * This program is distributed in the hope that it will be useful, but
|
|
- * WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
- * General Public License for more details.
|
|
- */
|
|
-
|
|
-#include <linux/module.h>
|
|
-#include <linux/platform_device.h>
|
|
-
|
|
-#include <sound/core.h>
|
|
-#include <sound/pcm.h>
|
|
-#include <sound/pcm_params.h>
|
|
-#include <sound/soc.h>
|
|
-#include <sound/jack.h>
|
|
-
|
|
-#include "../codecs/wm8804.h"
|
|
-
|
|
-static int snd_rpi_boomberry_digi_init(struct snd_soc_pcm_runtime *rtd)
|
|
-{
|
|
- struct snd_soc_codec *codec = rtd->codec;
|
|
-
|
|
- /* enable TX output */
|
|
- snd_soc_update_bits(codec, WM8804_PWRDN, 0x4, 0x0);
|
|
-
|
|
- return 0;
|
|
-}
|
|
-
|
|
-static int snd_rpi_boomberry_digi_startup(struct snd_pcm_substream *substream) {
|
|
- /* turn on digital output */
|
|
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
|
|
- struct snd_soc_codec *codec = rtd->codec;
|
|
- snd_soc_update_bits(codec, WM8804_PWRDN, 0x3c, 0x00);
|
|
- return 0;
|
|
-}
|
|
-
|
|
-static void snd_rpi_boomberry_digi_shutdown(struct snd_pcm_substream *substream) {
|
|
- /* turn off output */
|
|
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
|
|
- struct snd_soc_codec *codec = rtd->codec;
|
|
- snd_soc_update_bits(codec, WM8804_PWRDN, 0x3c, 0x3c);
|
|
-}
|
|
-
|
|
-static int snd_rpi_boomberry_digi_hw_params(struct snd_pcm_substream *substream,
|
|
- struct snd_pcm_hw_params *params)
|
|
-{
|
|
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
|
|
- struct snd_soc_dai *codec_dai = rtd->codec_dai;
|
|
- struct snd_soc_codec *codec = rtd->codec;
|
|
- struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
|
|
-
|
|
- int sysclk = 27000000; /* This is fixed on this board */
|
|
-
|
|
- long mclk_freq=0;
|
|
- int mclk_div=1;
|
|
- int sampling_freq=1;
|
|
-
|
|
- int ret;
|
|
-
|
|
- int samplerate = params_rate(params);
|
|
-
|
|
- if (samplerate<=96000) {
|
|
- mclk_freq=samplerate*256;
|
|
- mclk_div=WM8804_MCLKDIV_256FS;
|
|
- } else {
|
|
- mclk_freq=samplerate*128;
|
|
- mclk_div=WM8804_MCLKDIV_128FS;
|
|
- }
|
|
-
|
|
- switch (samplerate) {
|
|
- case 32000:
|
|
- sampling_freq=0x03;
|
|
- break;
|
|
- case 44100:
|
|
- sampling_freq=0x00;
|
|
- break;
|
|
- case 48000:
|
|
- sampling_freq=0x02;
|
|
- break;
|
|
- case 88200:
|
|
- sampling_freq=0x08;
|
|
- break;
|
|
- case 96000:
|
|
- sampling_freq=0x0a;
|
|
- break;
|
|
- case 176400:
|
|
- sampling_freq=0x0c;
|
|
- break;
|
|
- case 192000:
|
|
- sampling_freq=0x0e;
|
|
- break;
|
|
- default:
|
|
- dev_err(codec->dev,
|
|
- "Failed to set WM8804 SYSCLK, unsupported samplerate %d\n",
|
|
- samplerate);
|
|
- }
|
|
-
|
|
- snd_soc_dai_set_clkdiv(codec_dai, WM8804_MCLK_DIV, mclk_div);
|
|
- snd_soc_dai_set_pll(codec_dai, 0, 0, sysclk, mclk_freq);
|
|
-
|
|
- ret = snd_soc_dai_set_sysclk(codec_dai, WM8804_TX_CLKSRC_PLL,
|
|
- sysclk, SND_SOC_CLOCK_OUT);
|
|
- if (ret < 0) {
|
|
- dev_err(codec->dev,
|
|
- "Failed to set WM8804 SYSCLK: %d\n", ret);
|
|
- return ret;
|
|
- }
|
|
-
|
|
- /* Enable TX output */
|
|
- snd_soc_update_bits(codec, WM8804_PWRDN, 0x4, 0x0);
|
|
-
|
|
- /* Power on */
|
|
- snd_soc_update_bits(codec, WM8804_PWRDN, 0x9, 0);
|
|
-
|
|
- /* set sampling frequency status bits */
|
|
- snd_soc_update_bits(codec, WM8804_SPDTX4, 0x0f, sampling_freq);
|
|
-
|
|
- return snd_soc_dai_set_bclk_ratio(cpu_dai,64);
|
|
-}
|
|
-
|
|
-/* machine stream operations */
|
|
-static struct snd_soc_ops snd_rpi_boomberry_digi_ops = {
|
|
- .hw_params = snd_rpi_boomberry_digi_hw_params,
|
|
- .startup = snd_rpi_boomberry_digi_startup,
|
|
- .shutdown = snd_rpi_boomberry_digi_shutdown,
|
|
-};
|
|
-
|
|
-static struct snd_soc_dai_link snd_rpi_boomberry_digi_dai[] = {
|
|
-{
|
|
- .name = "BoomBerry Digi",
|
|
- .stream_name = "BoomBerry Digi HiFi",
|
|
- .cpu_dai_name = "bcm2708-i2s.0",
|
|
- .codec_dai_name = "wm8804-spdif",
|
|
- .platform_name = "bcm2708-i2s.0",
|
|
- .codec_name = "wm8804.1-003b",
|
|
- .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
|
|
- SND_SOC_DAIFMT_CBM_CFM,
|
|
- .ops = &snd_rpi_boomberry_digi_ops,
|
|
- .init = snd_rpi_boomberry_digi_init,
|
|
-},
|
|
-};
|
|
-
|
|
-/* audio machine driver */
|
|
-static struct snd_soc_card snd_rpi_boomberry_digi = {
|
|
- .name = "snd_rpi_boomberry_digi",
|
|
- .owner = THIS_MODULE,
|
|
- .dai_link = snd_rpi_boomberry_digi_dai,
|
|
- .num_links = ARRAY_SIZE(snd_rpi_boomberry_digi_dai),
|
|
-};
|
|
-
|
|
-static int snd_rpi_boomberry_digi_probe(struct platform_device *pdev)
|
|
-{
|
|
- int ret = 0;
|
|
-
|
|
- snd_rpi_boomberry_digi.dev = &pdev->dev;
|
|
-
|
|
- if (pdev->dev.of_node) {
|
|
- struct device_node *i2s_node;
|
|
- struct snd_soc_dai_link *dai = &snd_rpi_boomberry_digi_dai[0];
|
|
- i2s_node = of_parse_phandle(pdev->dev.of_node,
|
|
- "i2s-controller", 0);
|
|
-
|
|
- if (i2s_node) {
|
|
- dai->cpu_dai_name = NULL;
|
|
- dai->cpu_of_node = i2s_node;
|
|
- dai->platform_name = NULL;
|
|
- dai->platform_of_node = i2s_node;
|
|
- }
|
|
- }
|
|
-
|
|
- ret = snd_soc_register_card(&snd_rpi_boomberry_digi);
|
|
- if (ret)
|
|
- dev_err(&pdev->dev,
|
|
- "snd_soc_register_card() failed: %d\n", ret);
|
|
-
|
|
- return ret;
|
|
-}
|
|
-
|
|
-static int snd_rpi_boomberry_digi_remove(struct platform_device *pdev)
|
|
-{
|
|
- return snd_soc_unregister_card(&snd_rpi_boomberry_digi);
|
|
-}
|
|
-
|
|
-static const struct of_device_id snd_rpi_boomberry_digi_of_match[] = {
|
|
- { .compatible = "boomberry,boomberry-digi", },
|
|
- {},
|
|
-};
|
|
-MODULE_DEVICE_TABLE(of, snd_rpi_boomberry_digi_of_match);
|
|
-
|
|
-static struct platform_driver snd_rpi_boomberry_digi_driver = {
|
|
- .driver = {
|
|
- .name = "snd-rpi-boomberry-digi",
|
|
- .owner = THIS_MODULE,
|
|
- .of_match_table = snd_rpi_boomberry_digi_of_match,
|
|
- },
|
|
- .probe = snd_rpi_boomberry_digi_probe,
|
|
- .remove = snd_rpi_boomberry_digi_remove,
|
|
-};
|
|
-
|
|
-module_platform_driver(snd_rpi_boomberry_digi_driver);
|
|
-
|
|
-MODULE_AUTHOR("Milan Neskovic <info@boomberry.co>");
|
|
-MODULE_DESCRIPTION("ASoC Driver for BoomBerry PI Digi HAT Sound Card");
|
|
-MODULE_LICENSE("GPL v2");
|
|
--- /dev/null
|
|
+++ b/sound/soc/bcm/justboom-dac.c
|
|
@@ -0,0 +1,162 @@
|
|
+/*
|
|
+ * ASoC Driver for JustBoom DAC Raspberry Pi HAT Sound Card
|
|
+ *
|
|
+ * Author: Milan Neskovic
|
|
+ * Copyright 2016
|
|
+ * based on code by Daniel Matuschek <info@crazy-audio.com>
|
|
+ * based on code by Florian Meier <florian.meier@koalo.de>
|
|
+ *
|
|
+ * This program is free software; you can redistribute it and/or
|
|
+ * modify it under the terms of the GNU General Public License
|
|
+ * version 2 as published by the Free Software Foundation.
|
|
+ *
|
|
+ * This program is distributed in the hope that it will be useful, but
|
|
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
+ * General Public License for more details.
|
|
+ */
|
|
+
|
|
+#include <linux/module.h>
|
|
+#include <linux/platform_device.h>
|
|
+
|
|
+#include <sound/core.h>
|
|
+#include <sound/pcm.h>
|
|
+#include <sound/pcm_params.h>
|
|
+#include <sound/soc.h>
|
|
+#include <sound/jack.h>
|
|
+
|
|
+#include "../codecs/pcm512x.h"
|
|
+
|
|
+static bool digital_gain_0db_limit = true;
|
|
+
|
|
+static int snd_rpi_justboom_dac_init(struct snd_soc_pcm_runtime *rtd)
|
|
+{
|
|
+ struct snd_soc_codec *codec = rtd->codec;
|
|
+ snd_soc_update_bits(codec, PCM512x_GPIO_EN, 0x08, 0x08);
|
|
+ snd_soc_update_bits(codec, PCM512x_GPIO_OUTPUT_4, 0xf, 0x02);
|
|
+ snd_soc_update_bits(codec, PCM512x_GPIO_CONTROL_1, 0x08,0x08);
|
|
+
|
|
+ if (digital_gain_0db_limit)
|
|
+ {
|
|
+ int ret;
|
|
+ struct snd_soc_card *card = rtd->card;
|
|
+
|
|
+ ret = snd_soc_limit_volume(card, "Digital Playback Volume", 207);
|
|
+ if (ret < 0)
|
|
+ dev_warn(card->dev, "Failed to set volume limit: %d\n", ret);
|
|
+ }
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static int snd_rpi_justboom_dac_hw_params(struct snd_pcm_substream *substream,
|
|
+ struct snd_pcm_hw_params *params)
|
|
+{
|
|
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
|
|
+ struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
|
|
+ /*return snd_soc_dai_set_bclk_ratio(cpu_dai, 64);*/
|
|
+ unsigned int sample_bits =
|
|
+ snd_pcm_format_physical_width(params_format(params));
|
|
+ return snd_soc_dai_set_bclk_ratio(cpu_dai, sample_bits * 2);
|
|
+}
|
|
+
|
|
+static int snd_rpi_justboom_dac_startup(struct snd_pcm_substream *substream) {
|
|
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
|
|
+ struct snd_soc_codec *codec = rtd->codec;
|
|
+ snd_soc_update_bits(codec, PCM512x_GPIO_CONTROL_1, 0x08,0x08);
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static void snd_rpi_justboom_dac_shutdown(struct snd_pcm_substream *substream) {
|
|
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
|
|
+ struct snd_soc_codec *codec = rtd->codec;
|
|
+ snd_soc_update_bits(codec, PCM512x_GPIO_CONTROL_1, 0x08,0x00);
|
|
+}
|
|
+
|
|
+/* machine stream operations */
|
|
+static struct snd_soc_ops snd_rpi_justboom_dac_ops = {
|
|
+ .hw_params = snd_rpi_justboom_dac_hw_params,
|
|
+ .startup = snd_rpi_justboom_dac_startup,
|
|
+ .shutdown = snd_rpi_justboom_dac_shutdown,
|
|
+};
|
|
+
|
|
+static struct snd_soc_dai_link snd_rpi_justboom_dac_dai[] = {
|
|
+{
|
|
+ .name = "JustBoom DAC",
|
|
+ .stream_name = "JustBoom DAC HiFi",
|
|
+ .cpu_dai_name = "bcm2708-i2s.0",
|
|
+ .codec_dai_name = "pcm512x-hifi",
|
|
+ .platform_name = "bcm2708-i2s.0",
|
|
+ .codec_name = "pcm512x.1-004d",
|
|
+ .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
|
|
+ SND_SOC_DAIFMT_CBS_CFS,
|
|
+ .ops = &snd_rpi_justboom_dac_ops,
|
|
+ .init = snd_rpi_justboom_dac_init,
|
|
+},
|
|
+};
|
|
+
|
|
+/* audio machine driver */
|
|
+static struct snd_soc_card snd_rpi_justboom_dac = {
|
|
+ .name = "snd_rpi_justboom_dac",
|
|
+ .owner = THIS_MODULE,
|
|
+ .dai_link = snd_rpi_justboom_dac_dai,
|
|
+ .num_links = ARRAY_SIZE(snd_rpi_justboom_dac_dai),
|
|
+};
|
|
+
|
|
+static int snd_rpi_justboom_dac_probe(struct platform_device *pdev)
|
|
+{
|
|
+ int ret = 0;
|
|
+
|
|
+ snd_rpi_justboom_dac.dev = &pdev->dev;
|
|
+
|
|
+ if (pdev->dev.of_node) {
|
|
+ struct device_node *i2s_node;
|
|
+ struct snd_soc_dai_link *dai = &snd_rpi_justboom_dac_dai[0];
|
|
+ i2s_node = of_parse_phandle(pdev->dev.of_node,
|
|
+ "i2s-controller", 0);
|
|
+
|
|
+ if (i2s_node) {
|
|
+ dai->cpu_dai_name = NULL;
|
|
+ dai->cpu_of_node = i2s_node;
|
|
+ dai->platform_name = NULL;
|
|
+ dai->platform_of_node = i2s_node;
|
|
+ }
|
|
+
|
|
+ digital_gain_0db_limit = !of_property_read_bool(
|
|
+ pdev->dev.of_node, "justboom,24db_digital_gain");
|
|
+ }
|
|
+
|
|
+ ret = snd_soc_register_card(&snd_rpi_justboom_dac);
|
|
+ if (ret)
|
|
+ dev_err(&pdev->dev,
|
|
+ "snd_soc_register_card() failed: %d\n", ret);
|
|
+
|
|
+ return ret;
|
|
+}
|
|
+
|
|
+static int snd_rpi_justboom_dac_remove(struct platform_device *pdev)
|
|
+{
|
|
+ return snd_soc_unregister_card(&snd_rpi_justboom_dac);
|
|
+}
|
|
+
|
|
+static const struct of_device_id snd_rpi_justboom_dac_of_match[] = {
|
|
+ { .compatible = "justboom,justboom-dac", },
|
|
+ {},
|
|
+};
|
|
+MODULE_DEVICE_TABLE(of, snd_rpi_justboom_dac_of_match);
|
|
+
|
|
+static struct platform_driver snd_rpi_justboom_dac_driver = {
|
|
+ .driver = {
|
|
+ .name = "snd-rpi-justboom-dac",
|
|
+ .owner = THIS_MODULE,
|
|
+ .of_match_table = snd_rpi_justboom_dac_of_match,
|
|
+ },
|
|
+ .probe = snd_rpi_justboom_dac_probe,
|
|
+ .remove = snd_rpi_justboom_dac_remove,
|
|
+};
|
|
+
|
|
+module_platform_driver(snd_rpi_justboom_dac_driver);
|
|
+
|
|
+MODULE_AUTHOR("Milan Neskovic <info@justboom.co>");
|
|
+MODULE_DESCRIPTION("ASoC Driver for JustBoom PI DAC HAT Sound Card");
|
|
+MODULE_LICENSE("GPL v2");
|
|
--- /dev/null
|
|
+++ b/sound/soc/bcm/justboom-digi.c
|
|
@@ -0,0 +1,215 @@
|
|
+/*
|
|
+ * ASoC Driver for JustBoom Raspberry Pi Digi HAT Sound Card
|
|
+ *
|
|
+ * Author: Milan Neskovic
|
|
+ * Copyright 2016
|
|
+ * based on code by Daniel Matuschek <info@crazy-audio.com>
|
|
+ * based on code by Florian Meier <florian.meier@koalo.de>
|
|
+ *
|
|
+ * This program is free software; you can redistribute it and/or
|
|
+ * modify it under the terms of the GNU General Public License
|
|
+ * version 2 as published by the Free Software Foundation.
|
|
+ *
|
|
+ * This program is distributed in the hope that it will be useful, but
|
|
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
+ * General Public License for more details.
|
|
+ */
|
|
+
|
|
+#include <linux/module.h>
|
|
+#include <linux/platform_device.h>
|
|
+
|
|
+#include <sound/core.h>
|
|
+#include <sound/pcm.h>
|
|
+#include <sound/pcm_params.h>
|
|
+#include <sound/soc.h>
|
|
+#include <sound/jack.h>
|
|
+
|
|
+#include "../codecs/wm8804.h"
|
|
+
|
|
+static int snd_rpi_justboom_digi_init(struct snd_soc_pcm_runtime *rtd)
|
|
+{
|
|
+ struct snd_soc_codec *codec = rtd->codec;
|
|
+
|
|
+ /* enable TX output */
|
|
+ snd_soc_update_bits(codec, WM8804_PWRDN, 0x4, 0x0);
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static int snd_rpi_justboom_digi_startup(struct snd_pcm_substream *substream) {
|
|
+ /* turn on digital output */
|
|
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
|
|
+ struct snd_soc_codec *codec = rtd->codec;
|
|
+ snd_soc_update_bits(codec, WM8804_PWRDN, 0x3c, 0x00);
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static void snd_rpi_justboom_digi_shutdown(struct snd_pcm_substream *substream) {
|
|
+ /* turn off output */
|
|
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
|
|
+ struct snd_soc_codec *codec = rtd->codec;
|
|
+ snd_soc_update_bits(codec, WM8804_PWRDN, 0x3c, 0x3c);
|
|
+}
|
|
+
|
|
+static int snd_rpi_justboom_digi_hw_params(struct snd_pcm_substream *substream,
|
|
+ struct snd_pcm_hw_params *params)
|
|
+{
|
|
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
|
|
+ struct snd_soc_dai *codec_dai = rtd->codec_dai;
|
|
+ struct snd_soc_codec *codec = rtd->codec;
|
|
+ struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
|
|
+
|
|
+ int sysclk = 27000000; /* This is fixed on this board */
|
|
+
|
|
+ long mclk_freq=0;
|
|
+ int mclk_div=1;
|
|
+ int sampling_freq=1;
|
|
+
|
|
+ int ret;
|
|
+
|
|
+ int samplerate = params_rate(params);
|
|
+
|
|
+ if (samplerate<=96000) {
|
|
+ mclk_freq=samplerate*256;
|
|
+ mclk_div=WM8804_MCLKDIV_256FS;
|
|
+ } else {
|
|
+ mclk_freq=samplerate*128;
|
|
+ mclk_div=WM8804_MCLKDIV_128FS;
|
|
+ }
|
|
+
|
|
+ switch (samplerate) {
|
|
+ case 32000:
|
|
+ sampling_freq=0x03;
|
|
+ break;
|
|
+ case 44100:
|
|
+ sampling_freq=0x00;
|
|
+ break;
|
|
+ case 48000:
|
|
+ sampling_freq=0x02;
|
|
+ break;
|
|
+ case 88200:
|
|
+ sampling_freq=0x08;
|
|
+ break;
|
|
+ case 96000:
|
|
+ sampling_freq=0x0a;
|
|
+ break;
|
|
+ case 176400:
|
|
+ sampling_freq=0x0c;
|
|
+ break;
|
|
+ case 192000:
|
|
+ sampling_freq=0x0e;
|
|
+ break;
|
|
+ default:
|
|
+ dev_err(codec->dev,
|
|
+ "Failed to set WM8804 SYSCLK, unsupported samplerate %d\n",
|
|
+ samplerate);
|
|
+ }
|
|
+
|
|
+ snd_soc_dai_set_clkdiv(codec_dai, WM8804_MCLK_DIV, mclk_div);
|
|
+ snd_soc_dai_set_pll(codec_dai, 0, 0, sysclk, mclk_freq);
|
|
+
|
|
+ ret = snd_soc_dai_set_sysclk(codec_dai, WM8804_TX_CLKSRC_PLL,
|
|
+ sysclk, SND_SOC_CLOCK_OUT);
|
|
+ if (ret < 0) {
|
|
+ dev_err(codec->dev,
|
|
+ "Failed to set WM8804 SYSCLK: %d\n", ret);
|
|
+ return ret;
|
|
+ }
|
|
+
|
|
+ /* Enable TX output */
|
|
+ snd_soc_update_bits(codec, WM8804_PWRDN, 0x4, 0x0);
|
|
+
|
|
+ /* Power on */
|
|
+ snd_soc_update_bits(codec, WM8804_PWRDN, 0x9, 0);
|
|
+
|
|
+ /* set sampling frequency status bits */
|
|
+ snd_soc_update_bits(codec, WM8804_SPDTX4, 0x0f, sampling_freq);
|
|
+
|
|
+ return snd_soc_dai_set_bclk_ratio(cpu_dai,64);
|
|
+}
|
|
+
|
|
+/* machine stream operations */
|
|
+static struct snd_soc_ops snd_rpi_justboom_digi_ops = {
|
|
+ .hw_params = snd_rpi_justboom_digi_hw_params,
|
|
+ .startup = snd_rpi_justboom_digi_startup,
|
|
+ .shutdown = snd_rpi_justboom_digi_shutdown,
|
|
+};
|
|
+
|
|
+static struct snd_soc_dai_link snd_rpi_justboom_digi_dai[] = {
|
|
+{
|
|
+ .name = "JustBoom Digi",
|
|
+ .stream_name = "JustBoom Digi HiFi",
|
|
+ .cpu_dai_name = "bcm2708-i2s.0",
|
|
+ .codec_dai_name = "wm8804-spdif",
|
|
+ .platform_name = "bcm2708-i2s.0",
|
|
+ .codec_name = "wm8804.1-003b",
|
|
+ .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
|
|
+ SND_SOC_DAIFMT_CBM_CFM,
|
|
+ .ops = &snd_rpi_justboom_digi_ops,
|
|
+ .init = snd_rpi_justboom_digi_init,
|
|
+},
|
|
+};
|
|
+
|
|
+/* audio machine driver */
|
|
+static struct snd_soc_card snd_rpi_justboom_digi = {
|
|
+ .name = "snd_rpi_justboom_digi",
|
|
+ .owner = THIS_MODULE,
|
|
+ .dai_link = snd_rpi_justboom_digi_dai,
|
|
+ .num_links = ARRAY_SIZE(snd_rpi_justboom_digi_dai),
|
|
+};
|
|
+
|
|
+static int snd_rpi_justboom_digi_probe(struct platform_device *pdev)
|
|
+{
|
|
+ int ret = 0;
|
|
+
|
|
+ snd_rpi_justboom_digi.dev = &pdev->dev;
|
|
+
|
|
+ if (pdev->dev.of_node) {
|
|
+ struct device_node *i2s_node;
|
|
+ struct snd_soc_dai_link *dai = &snd_rpi_justboom_digi_dai[0];
|
|
+ i2s_node = of_parse_phandle(pdev->dev.of_node,
|
|
+ "i2s-controller", 0);
|
|
+
|
|
+ if (i2s_node) {
|
|
+ dai->cpu_dai_name = NULL;
|
|
+ dai->cpu_of_node = i2s_node;
|
|
+ dai->platform_name = NULL;
|
|
+ dai->platform_of_node = i2s_node;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ ret = snd_soc_register_card(&snd_rpi_justboom_digi);
|
|
+ if (ret)
|
|
+ dev_err(&pdev->dev,
|
|
+ "snd_soc_register_card() failed: %d\n", ret);
|
|
+
|
|
+ return ret;
|
|
+}
|
|
+
|
|
+static int snd_rpi_justboom_digi_remove(struct platform_device *pdev)
|
|
+{
|
|
+ return snd_soc_unregister_card(&snd_rpi_justboom_digi);
|
|
+}
|
|
+
|
|
+static const struct of_device_id snd_rpi_justboom_digi_of_match[] = {
|
|
+ { .compatible = "justboom,justboom-digi", },
|
|
+ {},
|
|
+};
|
|
+MODULE_DEVICE_TABLE(of, snd_rpi_justboom_digi_of_match);
|
|
+
|
|
+static struct platform_driver snd_rpi_justboom_digi_driver = {
|
|
+ .driver = {
|
|
+ .name = "snd-rpi-justboom-digi",
|
|
+ .owner = THIS_MODULE,
|
|
+ .of_match_table = snd_rpi_justboom_digi_of_match,
|
|
+ },
|
|
+ .probe = snd_rpi_justboom_digi_probe,
|
|
+ .remove = snd_rpi_justboom_digi_remove,
|
|
+};
|
|
+
|
|
+module_platform_driver(snd_rpi_justboom_digi_driver);
|
|
+
|
|
+MODULE_AUTHOR("Milan Neskovic <info@justboom.co>");
|
|
+MODULE_DESCRIPTION("ASoC Driver for JustBoom PI Digi HAT Sound Card");
|
|
+MODULE_LICENSE("GPL v2");
|