From 8e4bff4cab0ddac6060645b0715210484d02ff40 Mon Sep 17 00:00:00 2001 From: Yuval Adam <_@yuv.al> Date: Wed, 30 Aug 2017 08:25:59 +0000 Subject: Initial file dump from open source release --- arch/arm/mach-exynos/dev-audio.c | 254 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 254 insertions(+) create mode 100644 arch/arm/mach-exynos/dev-audio.c (limited to 'arch/arm/mach-exynos/dev-audio.c') diff --git a/arch/arm/mach-exynos/dev-audio.c b/arch/arm/mach-exynos/dev-audio.c new file mode 100644 index 00000000..c662c897 --- /dev/null +++ b/arch/arm/mach-exynos/dev-audio.c @@ -0,0 +1,254 @@ +/* linux/arch/arm/mach-exynos4/dev-audio.c + * + * Copyright (c) 2011 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * Copyright (c) 2010 Samsung Electronics Co. Ltd + * Jaswinder Singh + * + * 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. + */ + +#include +#include +#include +#include + +#include + +#include +#include +#include + +#define EXYNOS4_AUDSS_INT_MEM (0x03000000) + +static int exynos4_cfg_i2s(struct platform_device *pdev) +{ + /* configure GPIO for i2s port */ + switch (pdev->id) { + case 0: + s3c_gpio_cfgpin_range(EXYNOS4_GPZ(0), 7, S3C_GPIO_SFN(2)); + break; + case 1: + s3c_gpio_cfgpin_range(EXYNOS4_GPC0(0), 5, S3C_GPIO_SFN(2)); + break; + case 2: + s3c_gpio_cfgpin_range(EXYNOS4_GPC1(0), 5, S3C_GPIO_SFN(4)); + break; + default: + printk(KERN_ERR "Invalid Device %d\n", pdev->id); + return -EINVAL; + } + + return 0; +} + +static struct s3c_audio_pdata i2sv5_pdata = { + .cfg_gpio = exynos4_cfg_i2s, + .type = { + .i2s = { + .quirks = QUIRK_PRI_6CHAN | QUIRK_SEC_DAI + | QUIRK_NEED_RSTCLR, + .idma_addr = EXYNOS4_AUDSS_INT_MEM, + }, + }, +}; + +static struct resource exynos4_i2s0_resource[] = { + [0] = DEFINE_RES_MEM(EXYNOS4_PA_I2S0, SZ_256), + [1] = DEFINE_RES_DMA(DMACH_I2S0_TX), + [2] = DEFINE_RES_DMA(DMACH_I2S0_RX), + [3] = DEFINE_RES_DMA(DMACH_I2S0S_TX), +}; + +struct platform_device exynos4_device_i2s0 = { + .name = "samsung-i2s", + .id = 0, + .num_resources = ARRAY_SIZE(exynos4_i2s0_resource), + .resource = exynos4_i2s0_resource, + .dev = { + .platform_data = &i2sv5_pdata, + }, +}; + +static struct s3c_audio_pdata i2sv3_pdata = { + .cfg_gpio = exynos4_cfg_i2s, + .type = { + .i2s = { + .quirks = QUIRK_NO_MUXPSR, + }, + }, +}; + +static struct resource exynos4_i2s1_resource[] = { + [0] = DEFINE_RES_MEM(EXYNOS4_PA_I2S1, SZ_256), + [1] = DEFINE_RES_DMA(DMACH_I2S1_TX), + [2] = DEFINE_RES_DMA(DMACH_I2S1_RX), +}; + +struct platform_device exynos4_device_i2s1 = { + .name = "samsung-i2s", + .id = 1, + .num_resources = ARRAY_SIZE(exynos4_i2s1_resource), + .resource = exynos4_i2s1_resource, + .dev = { + .platform_data = &i2sv3_pdata, + }, +}; + +static struct resource exynos4_i2s2_resource[] = { + [0] = DEFINE_RES_MEM(EXYNOS4_PA_I2S2, SZ_256), + [1] = DEFINE_RES_DMA(DMACH_I2S2_TX), + [2] = DEFINE_RES_DMA(DMACH_I2S2_RX), +}; + +struct platform_device exynos4_device_i2s2 = { + .name = "samsung-i2s", + .id = 2, + .num_resources = ARRAY_SIZE(exynos4_i2s2_resource), + .resource = exynos4_i2s2_resource, + .dev = { + .platform_data = &i2sv3_pdata, + }, +}; + +/* PCM Controller platform_devices */ + +static int exynos4_pcm_cfg_gpio(struct platform_device *pdev) +{ + switch (pdev->id) { + case 0: + s3c_gpio_cfgpin_range(EXYNOS4_GPZ(0), 5, S3C_GPIO_SFN(3)); + break; + case 1: + s3c_gpio_cfgpin_range(EXYNOS4_GPC0(0), 5, S3C_GPIO_SFN(3)); + break; + case 2: + s3c_gpio_cfgpin_range(EXYNOS4_GPC1(0), 5, S3C_GPIO_SFN(3)); + break; + default: + printk(KERN_DEBUG "Invalid PCM Controller number!"); + return -EINVAL; + } + + return 0; +} + +static struct s3c_audio_pdata s3c_pcm_pdata = { + .cfg_gpio = exynos4_pcm_cfg_gpio, +}; + +static struct resource exynos4_pcm0_resource[] = { + [0] = DEFINE_RES_MEM(EXYNOS4_PA_PCM0, SZ_256), + [1] = DEFINE_RES_DMA(DMACH_PCM0_TX), + [2] = DEFINE_RES_DMA(DMACH_PCM0_RX), +}; + +struct platform_device exynos4_device_pcm0 = { + .name = "samsung-pcm", + .id = 0, + .num_resources = ARRAY_SIZE(exynos4_pcm0_resource), + .resource = exynos4_pcm0_resource, + .dev = { + .platform_data = &s3c_pcm_pdata, + }, +}; + +static struct resource exynos4_pcm1_resource[] = { + [0] = DEFINE_RES_MEM(EXYNOS4_PA_PCM1, SZ_256), + [1] = DEFINE_RES_DMA(DMACH_PCM1_TX), + [2] = DEFINE_RES_DMA(DMACH_PCM1_RX), +}; + +struct platform_device exynos4_device_pcm1 = { + .name = "samsung-pcm", + .id = 1, + .num_resources = ARRAY_SIZE(exynos4_pcm1_resource), + .resource = exynos4_pcm1_resource, + .dev = { + .platform_data = &s3c_pcm_pdata, + }, +}; + +static struct resource exynos4_pcm2_resource[] = { + [0] = DEFINE_RES_MEM(EXYNOS4_PA_PCM2, SZ_256), + [1] = DEFINE_RES_DMA(DMACH_PCM2_TX), + [2] = DEFINE_RES_DMA(DMACH_PCM2_RX), +}; + +struct platform_device exynos4_device_pcm2 = { + .name = "samsung-pcm", + .id = 2, + .num_resources = ARRAY_SIZE(exynos4_pcm2_resource), + .resource = exynos4_pcm2_resource, + .dev = { + .platform_data = &s3c_pcm_pdata, + }, +}; + +/* AC97 Controller platform devices */ + +static int exynos4_ac97_cfg_gpio(struct platform_device *pdev) +{ + return s3c_gpio_cfgpin_range(EXYNOS4_GPC0(0), 5, S3C_GPIO_SFN(4)); +} + +static struct resource exynos4_ac97_resource[] = { + [0] = DEFINE_RES_MEM(EXYNOS4_PA_AC97, SZ_256), + [1] = DEFINE_RES_DMA(DMACH_AC97_PCMOUT), + [2] = DEFINE_RES_DMA(DMACH_AC97_PCMIN), + [3] = DEFINE_RES_DMA(DMACH_AC97_MICIN), + [4] = DEFINE_RES_IRQ(EXYNOS4_IRQ_AC97), +}; + +static struct s3c_audio_pdata s3c_ac97_pdata = { + .cfg_gpio = exynos4_ac97_cfg_gpio, +}; + +static u64 exynos4_ac97_dmamask = DMA_BIT_MASK(32); + +struct platform_device exynos4_device_ac97 = { + .name = "samsung-ac97", + .id = -1, + .num_resources = ARRAY_SIZE(exynos4_ac97_resource), + .resource = exynos4_ac97_resource, + .dev = { + .platform_data = &s3c_ac97_pdata, + .dma_mask = &exynos4_ac97_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, +}; + +/* S/PDIF Controller platform_device */ + +static int exynos4_spdif_cfg_gpio(struct platform_device *pdev) +{ + s3c_gpio_cfgpin_range(EXYNOS4_GPC1(0), 2, S3C_GPIO_SFN(4)); + + return 0; +} + +static struct resource exynos4_spdif_resource[] = { + [0] = DEFINE_RES_MEM(EXYNOS4_PA_SPDIF, SZ_256), + [1] = DEFINE_RES_DMA(DMACH_SPDIF), +}; + +static struct s3c_audio_pdata samsung_spdif_pdata = { + .cfg_gpio = exynos4_spdif_cfg_gpio, +}; + +static u64 exynos4_spdif_dmamask = DMA_BIT_MASK(32); + +struct platform_device exynos4_device_spdif = { + .name = "samsung-spdif", + .id = -1, + .num_resources = ARRAY_SIZE(exynos4_spdif_resource), + .resource = exynos4_spdif_resource, + .dev = { + .platform_data = &samsung_spdif_pdata, + .dma_mask = &exynos4_spdif_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, +}; -- cgit v1.3.1