| /* linux/arch/arm/mach-s5pc100/dev-audio.c |
| * |
| * Copyright (c) 2010 Samsung Electronics Co. Ltd |
| * Jaswinder Singh <jassi.brar@samsung.com> |
| * |
| * 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 <linux/platform_device.h> |
| #include <linux/dma-mapping.h> |
| #include <linux/gpio.h> |
| |
| #include <plat/gpio-cfg.h> |
| #include <plat/audio.h> |
| |
| #include <mach/map.h> |
| #include <mach/dma.h> |
| #include <mach/irqs.h> |
| |
| static int s5pc100_cfg_i2s(struct platform_device *pdev) |
| { |
| /* configure GPIO for i2s port */ |
| switch (pdev->id) { |
| case 1: |
| s3c_gpio_cfgpin_range(S5PC100_GPC(0), 5, S3C_GPIO_SFN(2)); |
| break; |
| |
| case 2: |
| s3c_gpio_cfgpin_range(S5PC100_GPG3(0), 5, S3C_GPIO_SFN(4)); |
| break; |
| |
| case -1: /* Dedicated pins */ |
| break; |
| |
| default: |
| printk(KERN_ERR "Invalid Device %d\n", pdev->id); |
| return -EINVAL; |
| } |
| |
| return 0; |
| } |
| |
| static struct s3c_audio_pdata s3c_i2s_pdata = { |
| .cfg_gpio = s5pc100_cfg_i2s, |
| }; |
| |
| static struct resource s5pc100_iis0_resource[] = { |
| [0] = { |
| .start = S5PC100_PA_I2S0, |
| .end = S5PC100_PA_I2S0 + 0x100 - 1, |
| .flags = IORESOURCE_MEM, |
| }, |
| [1] = { |
| .start = DMACH_I2S0_TX, |
| .end = DMACH_I2S0_TX, |
| .flags = IORESOURCE_DMA, |
| }, |
| [2] = { |
| .start = DMACH_I2S0_RX, |
| .end = DMACH_I2S0_RX, |
| .flags = IORESOURCE_DMA, |
| }, |
| }; |
| |
| struct platform_device s5pc100_device_iis0 = { |
| .name = "s3c64xx-iis-v4", |
| .id = -1, |
| .num_resources = ARRAY_SIZE(s5pc100_iis0_resource), |
| .resource = s5pc100_iis0_resource, |
| .dev = { |
| .platform_data = &s3c_i2s_pdata, |
| }, |
| }; |
| |
| static struct resource s5pc100_iis1_resource[] = { |
| [0] = { |
| .start = S5PC100_PA_I2S1, |
| .end = S5PC100_PA_I2S1 + 0x100 - 1, |
| .flags = IORESOURCE_MEM, |
| }, |
| [1] = { |
| .start = DMACH_I2S1_TX, |
| .end = DMACH_I2S1_TX, |
| .flags = IORESOURCE_DMA, |
| }, |
| [2] = { |
| .start = DMACH_I2S1_RX, |
| .end = DMACH_I2S1_RX, |
| .flags = IORESOURCE_DMA, |
| }, |
| }; |
| |
| struct platform_device s5pc100_device_iis1 = { |
| .name = "s3c64xx-iis", |
| .id = 1, |
| .num_resources = ARRAY_SIZE(s5pc100_iis1_resource), |
| .resource = s5pc100_iis1_resource, |
| .dev = { |
| .platform_data = &s3c_i2s_pdata, |
| }, |
| }; |
| |
| static struct resource s5pc100_iis2_resource[] = { |
| [0] = { |
| .start = S5PC100_PA_I2S2, |
| .end = S5PC100_PA_I2S2 + 0x100 - 1, |
| .flags = IORESOURCE_MEM, |
| }, |
| [1] = { |
| .start = DMACH_I2S2_TX, |
| .end = DMACH_I2S2_TX, |
| .flags = IORESOURCE_DMA, |
| }, |
| [2] = { |
| .start = DMACH_I2S2_RX, |
| .end = DMACH_I2S2_RX, |
| .flags = IORESOURCE_DMA, |
| }, |
| }; |
| |
| struct platform_device s5pc100_device_iis2 = { |
| .name = "s3c64xx-iis", |
| .id = 2, |
| .num_resources = ARRAY_SIZE(s5pc100_iis2_resource), |
| .resource = s5pc100_iis2_resource, |
| .dev = { |
| .platform_data = &s3c_i2s_pdata, |
| }, |
| }; |
| |
| /* PCM Controller platform_devices */ |
| |
| static int s5pc100_pcm_cfg_gpio(struct platform_device *pdev) |
| { |
| switch (pdev->id) { |
| case 0: |
| s3c_gpio_cfgpin_range(S5PC100_GPG3(0), 5, S3C_GPIO_SFN(5)); |
| break; |
| |
| case 1: |
| s3c_gpio_cfgpin_range(S5PC100_GPC(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 = s5pc100_pcm_cfg_gpio, |
| }; |
| |
| static struct resource s5pc100_pcm0_resource[] = { |
| [0] = { |
| .start = S5PC100_PA_PCM0, |
| .end = S5PC100_PA_PCM0 + 0x100 - 1, |
| .flags = IORESOURCE_MEM, |
| }, |
| [1] = { |
| .start = DMACH_PCM0_TX, |
| .end = DMACH_PCM0_TX, |
| .flags = IORESOURCE_DMA, |
| }, |
| [2] = { |
| .start = DMACH_PCM0_RX, |
| .end = DMACH_PCM0_RX, |
| .flags = IORESOURCE_DMA, |
| }, |
| }; |
| |
| struct platform_device s5pc100_device_pcm0 = { |
| .name = "samsung-pcm", |
| .id = 0, |
| .num_resources = ARRAY_SIZE(s5pc100_pcm0_resource), |
| .resource = s5pc100_pcm0_resource, |
| .dev = { |
| .platform_data = &s3c_pcm_pdata, |
| }, |
| }; |
| |
| static struct resource s5pc100_pcm1_resource[] = { |
| [0] = { |
| .start = S5PC100_PA_PCM1, |
| .end = S5PC100_PA_PCM1 + 0x100 - 1, |
| .flags = IORESOURCE_MEM, |
| }, |
| [1] = { |
| .start = DMACH_PCM1_TX, |
| .end = DMACH_PCM1_TX, |
| .flags = IORESOURCE_DMA, |
| }, |
| [2] = { |
| .start = DMACH_PCM1_RX, |
| .end = DMACH_PCM1_RX, |
| .flags = IORESOURCE_DMA, |
| }, |
| }; |
| |
| struct platform_device s5pc100_device_pcm1 = { |
| .name = "samsung-pcm", |
| .id = 1, |
| .num_resources = ARRAY_SIZE(s5pc100_pcm1_resource), |
| .resource = s5pc100_pcm1_resource, |
| .dev = { |
| .platform_data = &s3c_pcm_pdata, |
| }, |
| }; |
| |
| /* AC97 Controller platform devices */ |
| |
| static int s5pc100_ac97_cfg_gpio(struct platform_device *pdev) |
| { |
| return s3c_gpio_cfgpin_range(S5PC100_GPC(0), 5, S3C_GPIO_SFN(4)); |
| } |
| |
| static struct resource s5pc100_ac97_resource[] = { |
| [0] = { |
| .start = S5PC100_PA_AC97, |
| .end = S5PC100_PA_AC97 + 0x100 - 1, |
| .flags = IORESOURCE_MEM, |
| }, |
| [1] = { |
| .start = DMACH_AC97_PCMOUT, |
| .end = DMACH_AC97_PCMOUT, |
| .flags = IORESOURCE_DMA, |
| }, |
| [2] = { |
| .start = DMACH_AC97_PCMIN, |
| .end = DMACH_AC97_PCMIN, |
| .flags = IORESOURCE_DMA, |
| }, |
| [3] = { |
| .start = DMACH_AC97_MICIN, |
| .end = DMACH_AC97_MICIN, |
| .flags = IORESOURCE_DMA, |
| }, |
| [4] = { |
| .start = IRQ_AC97, |
| .end = IRQ_AC97, |
| .flags = IORESOURCE_IRQ, |
| }, |
| }; |
| |
| static struct s3c_audio_pdata s3c_ac97_pdata = { |
| .cfg_gpio = s5pc100_ac97_cfg_gpio, |
| }; |
| |
| static u64 s5pc100_ac97_dmamask = DMA_BIT_MASK(32); |
| |
| struct platform_device s5pc100_device_ac97 = { |
| .name = "s3c-ac97", |
| .id = -1, |
| .num_resources = ARRAY_SIZE(s5pc100_ac97_resource), |
| .resource = s5pc100_ac97_resource, |
| .dev = { |
| .platform_data = &s3c_ac97_pdata, |
| .dma_mask = &s5pc100_ac97_dmamask, |
| .coherent_dma_mask = DMA_BIT_MASK(32), |
| }, |
| }; |
| |
| /* S/PDIF Controller platform_device */ |
| static int s5pc100_spdif_cfg_gpd(struct platform_device *pdev) |
| { |
| s3c_gpio_cfgpin_range(S5PC100_GPD(5), 2, S3C_GPIO_SFN(3)); |
| |
| return 0; |
| } |
| |
| static int s5pc100_spdif_cfg_gpg3(struct platform_device *pdev) |
| { |
| s3c_gpio_cfgpin_range(S5PC100_GPG3(5), 2, S3C_GPIO_SFN(3)); |
| |
| return 0; |
| } |
| |
| static struct resource s5pc100_spdif_resource[] = { |
| [0] = { |
| .start = S5PC100_PA_SPDIF, |
| .end = S5PC100_PA_SPDIF + 0x100 - 1, |
| .flags = IORESOURCE_MEM, |
| }, |
| [1] = { |
| .start = DMACH_SPDIF, |
| .end = DMACH_SPDIF, |
| .flags = IORESOURCE_DMA, |
| }, |
| }; |
| |
| static struct s3c_audio_pdata s5p_spdif_pdata = { |
| .cfg_gpio = s5pc100_spdif_cfg_gpd, |
| }; |
| |
| static u64 s5pc100_spdif_dmamask = DMA_BIT_MASK(32); |
| |
| struct platform_device s5pc100_device_spdif = { |
| .name = "samsung-spdif", |
| .id = -1, |
| .num_resources = ARRAY_SIZE(s5pc100_spdif_resource), |
| .resource = s5pc100_spdif_resource, |
| .dev = { |
| .platform_data = &s5p_spdif_pdata, |
| .dma_mask = &s5pc100_spdif_dmamask, |
| .coherent_dma_mask = DMA_BIT_MASK(32), |
| }, |
| }; |
| |
| void __init s5pc100_spdif_setup_gpio(int gpio) |
| { |
| if (gpio == S5PC100_SPDIF_GPD) |
| s5p_spdif_pdata.cfg_gpio = s5pc100_spdif_cfg_gpd; |
| else |
| s5p_spdif_pdata.cfg_gpio = s5pc100_spdif_cfg_gpg3; |
| } |