From 716ca530e1c4515d8683c9d5be3d56b301758b66 Mon Sep 17 00:00:00 2001 From: James <> Date: Wed, 4 Nov 2015 11:49:21 +0000 Subject: trunk-47381 --- ...ice-Tree-support-for-some-RPi-audio-cards.patch | 353 +++++++++++++++++++++ 1 file changed, 353 insertions(+) create mode 100644 target/linux/brcm2708/patches-4.1/0050-Adding-Device-Tree-support-for-some-RPi-audio-cards.patch (limited to 'target/linux/brcm2708/patches-4.1/0050-Adding-Device-Tree-support-for-some-RPi-audio-cards.patch') diff --git a/target/linux/brcm2708/patches-4.1/0050-Adding-Device-Tree-support-for-some-RPi-audio-cards.patch b/target/linux/brcm2708/patches-4.1/0050-Adding-Device-Tree-support-for-some-RPi-audio-cards.patch new file mode 100644 index 0000000..c723e69 --- /dev/null +++ b/target/linux/brcm2708/patches-4.1/0050-Adding-Device-Tree-support-for-some-RPi-audio-cards.patch @@ -0,0 +1,353 @@ +From a6bc94bfd95cb3351ebac3ccff75cd915a8d9e86 Mon Sep 17 00:00:00 2001 +From: popcornmix +Date: Mon, 13 Apr 2015 18:45:39 +0100 +Subject: [PATCH 050/203] Adding Device Tree support for some RPi audio cards + +--- + arch/arm/mach-bcm2709/bcm2709.c | 143 ++++++++++++++++++++++++++++++++++++++ + sound/soc/bcm/hifiberry_dac.c | 22 ++++++ + sound/soc/bcm/hifiberry_dacplus.c | 22 ++++++ + sound/soc/bcm/hifiberry_digi.c | 22 ++++++ + sound/soc/bcm/iqaudio-dac.c | 16 +++++ + sound/soc/codecs/pcm5102a.c | 7 ++ + 6 files changed, 232 insertions(+) + +--- a/arch/arm/mach-bcm2709/bcm2709.c ++++ b/arch/arm/mach-bcm2709/bcm2709.c +@@ -636,6 +636,115 @@ static struct platform_device bcm2835_th + .name = "bcm2835_thermal", + }; + ++#if defined(CONFIG_SND_BCM2708_SOC_I2S) || defined(CONFIG_SND_BCM2708_SOC_I2S_MODULE) ++static struct resource bcm2708_i2s_resources[] = { ++ { ++ .start = I2S_BASE, ++ .end = I2S_BASE + 0x20, ++ .flags = IORESOURCE_MEM, ++ }, ++ { ++ .start = PCM_CLOCK_BASE, ++ .end = PCM_CLOCK_BASE + 0x02, ++ .flags = IORESOURCE_MEM, ++ } ++}; ++ ++static struct platform_device bcm2708_i2s_device = { ++ .name = "bcm2708-i2s", ++ .id = 0, ++ .num_resources = ARRAY_SIZE(bcm2708_i2s_resources), ++ .resource = bcm2708_i2s_resources, ++}; ++#endif ++ ++#if defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DAC) || defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DAC_MODULE) ++static struct platform_device snd_hifiberry_dac_device = { ++ .name = "snd-hifiberry-dac", ++ .id = 0, ++ .num_resources = 0, ++}; ++ ++static struct platform_device snd_pcm5102a_codec_device = { ++ .name = "pcm5102a-codec", ++ .id = -1, ++ .num_resources = 0, ++}; ++#endif ++ ++#if defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DACPLUS) || defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DACPLUS_MODULE) ++static struct platform_device snd_rpi_hifiberry_dacplus_device = { ++ .name = "snd-rpi-hifiberry-dacplus", ++ .id = 0, ++ .num_resources = 0, ++}; ++ ++static struct i2c_board_info __initdata snd_pcm512x_hbdacplus_i2c_devices[] = { ++ { ++ I2C_BOARD_INFO("pcm5122", 0x4d) ++ }, ++}; ++#endif ++ ++#if defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DIGI) || defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DIGI_MODULE) ++static struct platform_device snd_hifiberry_digi_device = { ++ .name = "snd-hifiberry-digi", ++ .id = 0, ++ .num_resources = 0, ++}; ++ ++static struct i2c_board_info __initdata snd_wm8804_i2c_devices[] = { ++ { ++ I2C_BOARD_INFO("wm8804", 0x3b) ++ }, ++}; ++ ++#endif ++ ++#if defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_AMP) || defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_AMP_MODULE) ++static struct platform_device snd_hifiberry_amp_device = { ++ .name = "snd-hifiberry-amp", ++ .id = 0, ++ .num_resources = 0, ++}; ++ ++static struct i2c_board_info __initdata snd_tas5713_i2c_devices[] = { ++ { ++ I2C_BOARD_INFO("tas5713", 0x1b) ++ }, ++}; ++#endif ++ ++#if defined(CONFIG_SND_BCM2708_SOC_RPI_DAC) || defined(CONFIG_SND_BCM2708_SOC_RPI_DAC_MODULE) ++static struct platform_device snd_rpi_dac_device = { ++ .name = "snd-rpi-dac", ++ .id = 0, ++ .num_resources = 0, ++}; ++ ++static struct platform_device snd_pcm1794a_codec_device = { ++ .name = "pcm1794a-codec", ++ .id = -1, ++ .num_resources = 0, ++}; ++#endif ++ ++ ++#if defined(CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC) || defined(CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC_MODULE) ++static struct platform_device snd_rpi_iqaudio_dac_device = { ++ .name = "snd-rpi-iqaudio-dac", ++ .id = 0, ++ .num_resources = 0, ++}; ++ ++// Use the actual device name rather than generic driver name ++static struct i2c_board_info __initdata snd_pcm512x_i2c_devices[] = { ++ { ++ I2C_BOARD_INFO("pcm5122", 0x4c) ++ }, ++}; ++#endif ++ + int __init bcm_register_device(struct platform_device *pdev) + { + int ret; +@@ -800,6 +909,40 @@ void __init bcm2709_init(void) + + bcm_register_device_dt(&bcm2835_thermal_device); + ++#if defined(CONFIG_SND_BCM2708_SOC_I2S) || defined(CONFIG_SND_BCM2708_SOC_I2S_MODULE) ++ bcm_register_device_dt(&bcm2708_i2s_device); ++#endif ++ ++#if defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DAC) || defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DAC_MODULE) ++ bcm_register_device_dt(&snd_hifiberry_dac_device); ++ bcm_register_device_dt(&snd_pcm5102a_codec_device); ++#endif ++ ++#if defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DACPLUS) || defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DACPLUS_MODULE) ++ bcm_register_device_dt(&snd_rpi_hifiberry_dacplus_device); ++ i2c_register_board_info_dt(1, snd_pcm512x_hbdacplus_i2c_devices, ARRAY_SIZE(snd_pcm512x_hbdacplus_i2c_devices)); ++#endif ++ ++#if defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DIGI) || defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_DIGI_MODULE) ++ bcm_register_device_dt(&snd_hifiberry_digi_device); ++ i2c_register_board_info_dt(1, snd_wm8804_i2c_devices, ARRAY_SIZE(snd_wm8804_i2c_devices)); ++#endif ++ ++#if defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_AMP) || defined(CONFIG_SND_BCM2708_SOC_HIFIBERRY_AMP_MODULE) ++ bcm_register_device_dt(&snd_hifiberry_amp_device); ++ i2c_register_board_info_dt(1, snd_tas5713_i2c_devices, ARRAY_SIZE(snd_tas5713_i2c_devices)); ++#endif ++ ++#if defined(CONFIG_SND_BCM2708_SOC_RPI_DAC) || defined(CONFIG_SND_BCM2708_SOC_RPI_DAC_MODULE) ++ bcm_register_device_dt(&snd_rpi_dac_device); ++ bcm_register_device_dt(&snd_pcm1794a_codec_device); ++#endif ++ ++#if defined(CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC) || defined(CONFIG_SND_BCM2708_SOC_IQAUDIO_DAC_MODULE) ++ bcm_register_device_dt(&snd_rpi_iqaudio_dac_device); ++ i2c_register_board_info_dt(1, snd_pcm512x_i2c_devices, ARRAY_SIZE(snd_pcm512x_i2c_devices)); ++#endif ++ + if (!use_dt) { + for (i = 0; i < ARRAY_SIZE(amba_devs); i++) { + struct amba_device *d = amba_devs[i]; +--- a/sound/soc/bcm/hifiberry_dac.c ++++ b/sound/soc/bcm/hifiberry_dac.c +@@ -72,6 +72,21 @@ static int snd_rpi_hifiberry_dac_probe(s + int ret = 0; + + snd_rpi_hifiberry_dac.dev = &pdev->dev; ++ ++ if (pdev->dev.of_node) { ++ struct device_node *i2s_node; ++ struct snd_soc_dai_link *dai = &snd_rpi_hifiberry_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; ++ } ++ } ++ + ret = snd_soc_register_card(&snd_rpi_hifiberry_dac); + if (ret) + dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n", ret); +@@ -84,10 +99,17 @@ static int snd_rpi_hifiberry_dac_remove( + return snd_soc_unregister_card(&snd_rpi_hifiberry_dac); + } + ++static const struct of_device_id snd_rpi_hifiberry_dac_of_match[] = { ++ { .compatible = "hifiberry,hifiberry-dac", }, ++ {}, ++}; ++MODULE_DEVICE_TABLE(of, snd_rpi_hifiberry_dac_of_match); ++ + static struct platform_driver snd_rpi_hifiberry_dac_driver = { + .driver = { + .name = "snd-hifiberry-dac", + .owner = THIS_MODULE, ++ .of_match_table = snd_rpi_hifiberry_dac_of_match, + }, + .probe = snd_rpi_hifiberry_dac_probe, + .remove = snd_rpi_hifiberry_dac_remove, +--- a/sound/soc/bcm/hifiberry_dacplus.c ++++ b/sound/soc/bcm/hifiberry_dacplus.c +@@ -90,6 +90,21 @@ static int snd_rpi_hifiberry_dacplus_pro + int ret = 0; + + snd_rpi_hifiberry_dacplus.dev = &pdev->dev; ++ ++ if (pdev->dev.of_node) { ++ struct device_node *i2s_node; ++ struct snd_soc_dai_link *dai = &snd_rpi_hifiberry_dacplus_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_hifiberry_dacplus); + if (ret) + dev_err(&pdev->dev, +@@ -103,10 +118,17 @@ static int snd_rpi_hifiberry_dacplus_rem + return snd_soc_unregister_card(&snd_rpi_hifiberry_dacplus); + } + ++static const struct of_device_id snd_rpi_hifiberry_dacplus_of_match[] = { ++ { .compatible = "hifiberry,hifiberry-dacplus", }, ++ {}, ++}; ++MODULE_DEVICE_TABLE(of, snd_rpi_hifiberry_dacplus_of_match); ++ + static struct platform_driver snd_rpi_hifiberry_dacplus_driver = { + .driver = { + .name = "snd-rpi-hifiberry-dacplus", + .owner = THIS_MODULE, ++ .of_match_table = snd_rpi_hifiberry_dacplus_of_match, + }, + .probe = snd_rpi_hifiberry_dacplus_probe, + .remove = snd_rpi_hifiberry_dacplus_remove, +--- a/sound/soc/bcm/hifiberry_digi.c ++++ b/sound/soc/bcm/hifiberry_digi.c +@@ -173,6 +173,21 @@ static int snd_rpi_hifiberry_digi_probe( + int ret = 0; + + snd_rpi_hifiberry_digi.dev = &pdev->dev; ++ ++ if (pdev->dev.of_node) { ++ struct device_node *i2s_node; ++ struct snd_soc_dai_link *dai = &snd_rpi_hifiberry_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_hifiberry_digi); + if (ret) + dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n", ret); +@@ -185,10 +200,17 @@ static int snd_rpi_hifiberry_digi_remove + return snd_soc_unregister_card(&snd_rpi_hifiberry_digi); + } + ++static const struct of_device_id snd_rpi_hifiberry_digi_of_match[] = { ++ { .compatible = "hifiberry,hifiberry-digi", }, ++ {}, ++}; ++MODULE_DEVICE_TABLE(of, snd_rpi_hifiberry_digi_of_match); ++ + static struct platform_driver snd_rpi_hifiberry_digi_driver = { + .driver = { + .name = "snd-hifiberry-digi", + .owner = THIS_MODULE, ++ .of_match_table = snd_rpi_hifiberry_digi_of_match, + }, + .probe = snd_rpi_hifiberry_digi_probe, + .remove = snd_rpi_hifiberry_digi_remove, +--- a/sound/soc/bcm/iqaudio-dac.c ++++ b/sound/soc/bcm/iqaudio-dac.c +@@ -82,6 +82,21 @@ static int snd_rpi_iqaudio_dac_probe(str + int ret = 0; + + snd_rpi_iqaudio_dac.dev = &pdev->dev; ++ ++ if (pdev->dev.of_node) { ++ struct device_node *i2s_node; ++ struct snd_soc_dai_link *dai = &snd_rpi_iqaudio_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; ++ } ++ } ++ + ret = snd_soc_register_card(&snd_rpi_iqaudio_dac); + if (ret) + dev_err(&pdev->dev, +@@ -99,6 +114,7 @@ static const struct of_device_id iqaudio + { .compatible = "iqaudio,iqaudio-dac", }, + {}, + }; ++MODULE_DEVICE_TABLE(of, iqaudio_of_match); + + static struct platform_driver snd_rpi_iqaudio_dac_driver = { + .driver = { +--- a/sound/soc/codecs/pcm5102a.c ++++ b/sound/soc/codecs/pcm5102a.c +@@ -47,12 +47,19 @@ static int pcm5102a_remove(struct platfo + return 0; + } + ++static const struct of_device_id pcm5102a_of_match[] = { ++ { .compatible = "ti,pcm5102a", }, ++ { } ++}; ++MODULE_DEVICE_TABLE(of, pcm5102a_of_match); ++ + static struct platform_driver pcm5102a_codec_driver = { + .probe = pcm5102a_probe, + .remove = pcm5102a_remove, + .driver = { + .name = "pcm5102a-codec", + .owner = THIS_MODULE, ++ .of_match_table = pcm5102a_of_match, + }, + }; + -- cgit v1.2.3