/* linux/arch/arm/plat-s3c/dev-audio.c * * Copyright 2009 Wolfson Microelectronics * Mark Brown <broonie@opensource.wolfsonmicro.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/kernel.h> #include <linux/string.h> #include <linux/platform_device.h> #include <linux/dma-mapping.h> #include <linux/gpio.h> #include <linux/export.h> #include <mach/irqs.h> #include <mach/map.h> #include <mach/dma.h> #include <plat/devs.h> #include <linux/platform_data/asoc-s3c.h> #include <plat/gpio-cfg.h> #include <mach/gpio-samsung.h> static int s3c64xx_i2s_cfg_gpio(struct platform_device *pdev) { unsigned int base; switch (pdev->id) { case 0: base = S3C64XX_GPD(0); break; case 1: base = S3C64XX_GPE(0); break; case 2: s3c_gpio_cfgpin(S3C64XX_GPC(4), S3C_GPIO_SFN(5)); s3c_gpio_cfgpin(S3C64XX_GPC(5), S3C_GPIO_SFN(5)); s3c_gpio_cfgpin(S3C64XX_GPC(7), S3C_GPIO_SFN(5)); s3c_gpio_cfgpin_range(S3C64XX_GPH(6), 4, S3C_GPIO_SFN(5)); return 0; default: printk(KERN_DEBUG "Invalid I2S Controller number: %d\n", pdev->id); return -EINVAL; } s3c_gpio_cfgpin_range(base, 5, S3C_GPIO_SFN(3)); return 0; } static struct resource s3c64xx_iis0_resource[] = { [0] = DEFINE_RES_MEM(S3C64XX_PA_IIS0, SZ_256), [1] = DEFINE_RES_DMA(DMACH_I2S0_OUT), [2] = DEFINE_RES_DMA(DMACH_I2S0_IN), }; static struct s3c_audio_pdata i2sv3_pdata = { .cfg_gpio = s3c64xx_i2s_cfg_gpio, }; struct platform_device s3c64xx_device_iis0 = { .name = "samsung-i2s", .id = 0, .num_resources = ARRAY_SIZE(s3c64xx_iis0_resource), .resource = s3c64xx_iis0_resource, .dev = { .platform_data = &i2sv3_pdata, }, }; EXPORT_SYMBOL(s3c64xx_device_iis0); static struct resource s3c64xx_iis1_resource[] = { [0] = DEFINE_RES_MEM(S3C64XX_PA_IIS1, SZ_256), [1] = DEFINE_RES_DMA(DMACH_I2S1_OUT), [2] = DEFINE_RES_DMA(DMACH_I2S1_IN), }; struct platform_device s3c64xx_device_iis1 = { .name = "samsung-i2s", .id = 1, .num_resources = ARRAY_SIZE(s3c64xx_iis1_resource), .resource = s3c64xx_iis1_resource, .dev = { .platform_data = &i2sv3_pdata, }, }; EXPORT_SYMBOL(s3c64xx_device_iis1); static struct resource s3c64xx_iisv4_resource[] = { [0] = DEFINE_RES_MEM(S3C64XX_PA_IISV4, SZ_256), [1] = DEFINE_RES_DMA(DMACH_HSI_I2SV40_TX), [2] = DEFINE_RES_DMA(DMACH_HSI_I2SV40_RX), }; static struct s3c_audio_pdata i2sv4_pdata = { .cfg_gpio = s3c64xx_i2s_cfg_gpio, .type = { .i2s = { .quirks = QUIRK_PRI_6CHAN, }, }, }; struct platform_device s3c64xx_device_iisv4 = { .name = "samsung-i2s", .id = 2, .num_resources = ARRAY_SIZE(s3c64xx_iisv4_resource), .resource = s3c64xx_iisv4_resource, .dev = { .platform_data = &i2sv4_pdata, }, }; EXPORT_SYMBOL(s3c64xx_device_iisv4); /* PCM Controller platform_devices */ static int s3c64xx_pcm_cfg_gpio(struct platform_device *pdev) { unsigned int base; switch (pdev->id) { case 0: base = S3C64XX_GPD(0); break; case 1: base = S3C64XX_GPE(0); break; default: printk(KERN_DEBUG "Invalid PCM Controller number: %d\n", pdev->id); return -EINVAL; } s3c_gpio_cfgpin_range(base, 5, S3C_GPIO_SFN(2)); return 0; } static struct resource s3c64xx_pcm0_resource[] = { [0] = DEFINE_RES_MEM(S3C64XX_PA_PCM0, SZ_256), [1] = DEFINE_RES_DMA(DMACH_PCM0_TX), [2] = DEFINE_RES_DMA(DMACH_PCM0_RX), }; static struct s3c_audio_pdata s3c_pcm0_pdata = { .cfg_gpio = s3c64xx_pcm_cfg_gpio, }; struct platform_device s3c64xx_device_pcm0 = { .name = "samsung-pcm", .id = 0, .num_resources = ARRAY_SIZE(s3c64xx_pcm0_resource), .resource = s3c64xx_pcm0_resource, .dev = { .platform_data = &s3c_pcm0_pdata, }, }; EXPORT_SYMBOL(s3c64xx_device_pcm0); static struct resource s3c64xx_pcm1_resource[] = { [0] = DEFINE_RES_MEM(S3C64XX_PA_PCM1, SZ_256), [1] = DEFINE_RES_DMA(DMACH_PCM1_TX), [2] = DEFINE_RES_DMA(DMACH_PCM1_RX), }; static struct s3c_audio_pdata s3c_pcm1_pdata = { .cfg_gpio = s3c64xx_pcm_cfg_gpio, }; struct platform_device s3c64xx_device_pcm1 = { .name = "samsung-pcm", .id = 1, .num_resources = ARRAY_SIZE(s3c64xx_pcm1_resource), .resource = s3c64xx_pcm1_resource, .dev = { .platform_data = &s3c_pcm1_pdata, }, }; EXPORT_SYMBOL(s3c64xx_device_pcm1); /* AC97 Controller platform devices */ static int s3c64xx_ac97_cfg_gpd(struct platform_device *pdev) { return s3c_gpio_cfgpin_range(S3C64XX_GPD(0), 5, S3C_GPIO_SFN(4)); } static int s3c64xx_ac97_cfg_gpe(struct platform_device *pdev) { return s3c_gpio_cfgpin_range(S3C64XX_GPE(0), 5, S3C_GPIO_SFN(4)); } static struct resource s3c64xx_ac97_resource[] = { [0] = DEFINE_RES_MEM(S3C64XX_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(IRQ_AC97), }; static struct s3c_audio_pdata s3c_ac97_pdata; static u64 s3c64xx_ac97_dmamask = DMA_BIT_MASK(32); struct platform_device s3c64xx_device_ac97 = { .name = "samsung-ac97", .id = -1, .num_resources = ARRAY_SIZE(s3c64xx_ac97_resource), .resource = s3c64xx_ac97_resource, .dev = { .platform_data = &s3c_ac97_pdata, .dma_mask = &s3c64xx_ac97_dmamask, .coherent_dma_mask = DMA_BIT_MASK(32), }, }; EXPORT_SYMBOL(s3c64xx_device_ac97); void __init s3c64xx_ac97_setup_gpio(int num) { if (num == S3C64XX_AC97_GPD) s3c_ac97_pdata.cfg_gpio = s3c64xx_ac97_cfg_gpd; else s3c_ac97_pdata.cfg_gpio = s3c64xx_ac97_cfg_gpe; }