diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-4.19/950-0797-adds-LED-OFF-feature-to-HiFiBerry-DAC-ADC-PRO-sound-.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-4.19/950-0797-adds-LED-OFF-feature-to-HiFiBerry-DAC-ADC-PRO-sound-.patch | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/target/linux/bcm27xx/patches-4.19/950-0797-adds-LED-OFF-feature-to-HiFiBerry-DAC-ADC-PRO-sound-.patch b/target/linux/bcm27xx/patches-4.19/950-0797-adds-LED-OFF-feature-to-HiFiBerry-DAC-ADC-PRO-sound-.patch deleted file mode 100644 index 233e368737..0000000000 --- a/target/linux/bcm27xx/patches-4.19/950-0797-adds-LED-OFF-feature-to-HiFiBerry-DAC-ADC-PRO-sound-.patch +++ /dev/null @@ -1,89 +0,0 @@ -From c23190019110e3314041f2184552a8343de55117 Mon Sep 17 00:00:00 2001 -From: j-schambacher <joerg@i2audio.com> -Date: Mon, 27 Jan 2020 17:45:51 +0100 -Subject: [PATCH] adds LED OFF feature to HiFiBerry DAC+ADC PRO 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 ++ - .../overlays/hifiberry-dacplusadcpro-overlay.dts | 1 + - sound/soc/bcm/hifiberry_dacplusadcpro.c | 15 +++++++++++++-- - 3 files changed, 16 insertions(+), 2 deletions(-) - ---- a/arch/arm/boot/dts/overlays/README -+++ b/arch/arm/boot/dts/overlays/README -@@ -948,6 +948,8 @@ Params: 24db_digital_gain Allow ga - that does not result in clipping/distortion!) - slave Force DAC+ADC 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-dacplusdsp ---- a/arch/arm/boot/dts/overlays/hifiberry-dacplusadcpro-overlay.dts -+++ b/arch/arm/boot/dts/overlays/hifiberry-dacplusadcpro-overlay.dts -@@ -60,5 +60,6 @@ - 24db_digital_gain = - <&hifiberry_dacplusadcpro>,"hifiberry-dacplusadcpro,24db_digital_gain?"; - slave = <&hifiberry_dacplusadcpro>,"hifiberry-dacplusadcpro,slave?"; -+ leds_off = <&hifiberry_dacplusadcpro>,"hifiberry-dacplusadcpro,leds_off?"; - }; - }; ---- a/sound/soc/bcm/hifiberry_dacplusadcpro.c -+++ b/sound/soc/bcm/hifiberry_dacplusadcpro.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 const unsigned int pcm186x_adc_input_channel_sel_value[] = { - 0x00, 0x01, 0x02, 0x03, 0x10 -@@ -321,7 +322,10 @@ static int snd_rpi_hifiberry_dacplusadcp - - snd_soc_component_update_bits(dac, PCM512x_GPIO_EN, 0x08, 0x08); - snd_soc_component_update_bits(dac, PCM512x_GPIO_OUTPUT_4, 0x0f, 0x02); -- snd_soc_component_update_bits(dac, PCM512x_GPIO_CONTROL_1, 0x08, 0x08); -+ if (leds_off) -+ snd_soc_component_update_bits(dac, PCM512x_GPIO_CONTROL_1, 0x08, 0x00); -+ else -+ snd_soc_component_update_bits(dac, PCM512x_GPIO_CONTROL_1, 0x08, 0x08); - - ret = pcm1863_add_controls(adc); - if (ret < 0) -@@ -331,7 +335,10 @@ static int snd_rpi_hifiberry_dacplusadcp - /* set GPIO2 to output, GPIO3 input */ - snd_soc_component_write(adc, PCM186X_GPIO3_2_CTRL, 0x00); - snd_soc_component_write(adc, PCM186X_GPIO3_2_DIR_CTRL, 0x04); -- snd_soc_component_update_bits(adc, PCM186X_GPIO_IN_OUT, 0x40, 0x40); -+ if (leds_off) -+ snd_soc_component_update_bits(adc, PCM186X_GPIO_IN_OUT, 0x40, 0x00); -+ else -+ snd_soc_component_update_bits(adc, PCM186X_GPIO_IN_OUT, 0x40, 0x40); - - if (digital_gain_0db_limit) { - int ret; -@@ -417,6 +424,8 @@ static int snd_rpi_hifiberry_dacplusadcp - struct snd_soc_component *dac = rtd->codec_dais[0]->component; - struct snd_soc_component *adc = rtd->codec_dais[1]->component; - -+ if (leds_off) -+ return 0; - /* switch on respective LED */ - if (!substream->stream) - snd_soc_component_update_bits(dac, PCM512x_GPIO_CONTROL_1, 0x08, 0x08); -@@ -508,6 +517,8 @@ static int snd_rpi_hifiberry_dacplusadcp - pdev->dev.of_node, "hifiberry-dacplusadcpro,24db_digital_gain"); - slave = of_property_read_bool(pdev->dev.of_node, - "hifiberry-dacplusadcpro,slave"); -+ leds_off = of_property_read_bool(pdev->dev.of_node, -+ "hifiberry-dacplusadcpro,leds_off"); - ret = snd_soc_register_card(&snd_rpi_hifiberry_dacplusadcpro); - if (ret && ret != -EPROBE_DEFER) - dev_err(&pdev->dev, |