/* 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 #include static const char *rclksrc[] = { [0] = "busclk", [1] = "i2sclk", }; 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, .src_clk = rclksrc, .idma_addr = EXYNOS4_AUDSS_INT_MEM, }, }, }; static struct resource exynos4_i2s0_resource[] = { [0] = { .start = EXYNOS4_PA_I2S0, .end = EXYNOS4_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, }, [3] = { .start = DMACH_I2S0S_TX, .end = DMACH_I2S0S_TX, .flags = IORESOURCE_DMA, }, }; 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 const char *rclksrc_v3[] = { [0] = "sclk_i2s", [1] = "no_such_clock", }; static struct s3c_audio_pdata i2sv3_pdata = { .cfg_gpio = exynos4_cfg_i2s, .type = { .i2s = { .quirks = QUIRK_NO_MUXPSR, .src_clk = rclksrc_v3, }, }, }; static struct resource exynos4_i2s1_resource[] = { [0] = { .start = EXYNOS4_PA_I2S1, .end = EXYNOS4_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 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] = { .start = EXYNOS4_PA_I2S2, .end = EXYNOS4_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 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] = { .start = EXYNOS4_PA_PCM0, .end = EXYNOS4_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 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] = { .start = EXYNOS4_PA_PCM1, .end = EXYNOS4_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 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] = { .start = EXYNOS4_PA_PCM2, .end = EXYNOS4_PA_PCM2 + 0x100 - 1, .flags = IORESOURCE_MEM, }, [1] = { .start = DMACH_PCM2_TX, .end = DMACH_PCM2_TX, .flags = IORESOURCE_DMA, }, [2] = { .start = DMACH_PCM2_RX, .end = DMACH_PCM2_RX, .flags = IORESOURCE_DMA, }, }; 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] = { .start = EXYNOS4_PA_AC97, .end = EXYNOS4_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 = EXYNOS4_IRQ_AC97, .end = EXYNOS4_IRQ_AC97, .flags = IORESOURCE_IRQ, }, }; 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] = { .start = EXYNOS4_PA_SPDIF, .end = EXYNOS4_PA_SPDIF + 0x100 - 1, .flags = IORESOURCE_MEM, }, [1] = { .start = DMACH_SPDIF, .end = DMACH_SPDIF, .flags = IORESOURCE_DMA, }, }; 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), }, };