diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-4.19/950-0798-adds-LED-OFF-feature-to-HiFiBerry-DAC-ADC-sound-card.patch')
-rw-r--r-- | target/linux/bcm27xx/patches-4.19/950-0798-adds-LED-OFF-feature-to-HiFiBerry-DAC-ADC-sound-card.patch | 76 |
1 files changed, 0 insertions, 76 deletions
diff --git a/target/linux/bcm27xx/patches-4.19/950-0798-adds-LED-OFF-feature-to-HiFiBerry-DAC-ADC-sound-card.patch b/target/linux/bcm27xx/patches-4.19/950-0798-adds-LED-OFF-feature-to-HiFiBerry-DAC-ADC-sound-card.patch deleted file mode 100644 index 2bc030666f..0000000000 --- a/target/linux/bcm27xx/patches-4.19/950-0798-adds-LED-OFF-feature-to-HiFiBerry-DAC-ADC-sound-card.patch +++ /dev/null @@ -1,76 +0,0 @@ -From ee513338448ddbb72ac8f76e7053865fe926a18c Mon Sep 17 00:00:00 2001 -From: j-schambacher <joerg@i2audio.com> -Date: Mon, 27 Jan 2020 20:37:34 +0100 -Subject: [PATCH] adds LED OFF feature to HiFiBerry DAC+ADC sound card - -This adds a DT overlay parameter 'leds_off' which allows -to switch off the onboard activity LEDs at all times -which has been requested by some users. - -Signed-off-by: Joerg Schambacher <joerg@i2audio.com> ---- - arch/arm/boot/dts/overlays/README | 2 ++ - .../boot/dts/overlays/hifiberry-dacplusadc-overlay.dts | 1 + - sound/soc/bcm/hifiberry_dacplusadc.c | 10 +++++++++- - 3 files changed, 12 insertions(+), 1 deletion(-) - ---- a/arch/arm/boot/dts/overlays/README -+++ b/arch/arm/boot/dts/overlays/README -@@ -927,6 +927,8 @@ Params: 24db_digital_gain Allow ga - that does not result in clipping/distortion!) - slave Force DAC+ Pro into slave mode, using Pi as - master for bit clock and frame clock. -+ leds_off If set to 'true' the onboard indicator LEDs -+ are switched off at all times. - - - Name: hifiberry-dacplusadcpro ---- a/arch/arm/boot/dts/overlays/hifiberry-dacplusadc-overlay.dts -+++ b/arch/arm/boot/dts/overlays/hifiberry-dacplusadc-overlay.dts -@@ -67,5 +67,6 @@ - 24db_digital_gain = - <&hifiberry_dacplusadc>,"hifiberry,24db_digital_gain?"; - slave = <&hifiberry_dacplusadc>,"hifiberry-dacplusadc,slave?"; -+ leds_off = <&hifiberry_dacplusadc>,"hifiberry-dacplusadc,leds_off?"; - }; - }; ---- a/sound/soc/bcm/hifiberry_dacplusadc.c -+++ b/sound/soc/bcm/hifiberry_dacplusadc.c -@@ -54,6 +54,7 @@ struct pcm512x_priv { - static bool slave; - static bool snd_rpi_hifiberry_is_dacpro; - static bool digital_gain_0db_limit = true; -+static bool leds_off; - - static void snd_rpi_hifiberry_dacplusadc_select_clk(struct snd_soc_component *component, - int clk_id) -@@ -175,7 +176,10 @@ static int snd_rpi_hifiberry_dacplusadc_ - - snd_soc_component_update_bits(component, PCM512x_GPIO_EN, 0x08, 0x08); - snd_soc_component_update_bits(component, PCM512x_GPIO_OUTPUT_4, 0x0f, 0x02); -- snd_soc_component_update_bits(component, PCM512x_GPIO_CONTROL_1, 0x08, 0x08); -+ if (leds_off) -+ snd_soc_component_update_bits(component, PCM512x_GPIO_CONTROL_1, 0x08, 0x00); -+ else -+ snd_soc_component_update_bits(component, PCM512x_GPIO_CONTROL_1, 0x08, 0x08); - - if (digital_gain_0db_limit) { - int ret; -@@ -256,6 +260,8 @@ static int snd_rpi_hifiberry_dacplusadc_ - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct snd_soc_component *component = rtd->codec_dai->component; - -+ if (leds_off) -+ return 0; - snd_soc_component_update_bits(component, PCM512x_GPIO_CONTROL_1, - 0x08, 0x08); - hifiberry_dacplusadc_LED_cnt++; -@@ -347,6 +353,8 @@ static int snd_rpi_hifiberry_dacplusadc_ - pdev->dev.of_node, "hifiberry,24db_digital_gain"); - slave = of_property_read_bool(pdev->dev.of_node, - "hifiberry-dacplusadc,slave"); -+ leds_off = of_property_read_bool(pdev->dev.of_node, -+ "hifiberry-dacplusadc,leds_off"); - - ret = devm_snd_soc_register_card(&pdev->dev, - &snd_rpi_hifiberry_dacplusadc); |