/* linux/arch/arm/mach-s5p64x0/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 const char *rclksrc[] = { [0] = "iis", [1] = "sclk_audio2", }; static int s5p6440_cfg_i2s(struct platform_device *pdev) { switch (pdev->id) { case 0: s3c_gpio_cfgpin_range(S5P6440_GPC(4), 2, S3C_GPIO_SFN(5)); s3c_gpio_cfgpin(S5P6440_GPC(7), S3C_GPIO_SFN(5)); s3c_gpio_cfgpin_range(S5P6440_GPH(6), 4, S3C_GPIO_SFN(5)); break; default: printk(KERN_ERR "Invalid Device %d\n", pdev->id); return -EINVAL; } return 0; } static struct s3c_audio_pdata s5p6440_i2s_pdata = { .cfg_gpio = s5p6440_cfg_i2s, .type = { .i2s = { .quirks = QUIRK_PRI_6CHAN, .src_clk = rclksrc, }, }, }; static struct resource s5p64x0_i2s0_resource[] = { [0] = { .start = S5P64X0_PA_I2S, .end = S5P64X0_PA_I2S + 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 s5p6440_device_iis = { .name = "samsung-i2s", .id = 0, .num_resources = ARRAY_SIZE(s5p64x0_i2s0_resource), .resource = s5p64x0_i2s0_resource, .dev = { .platform_data = &s5p6440_i2s_pdata, }, }; static int s5p6450_cfg_i2s(struct platform_device *pdev) { switch (pdev->id) { case 0: s3c_gpio_cfgpin_range(S5P6450_GPR(4), 5, S3C_GPIO_SFN(5)); s3c_gpio_cfgpin_range(S5P6450_GPR(13), 2, S3C_GPIO_SFN(5)); break; case 1: s3c_gpio_cfgpin(S5P6440_GPB(4), S3C_GPIO_SFN(5)); s3c_gpio_cfgpin_range(S5P6450_GPC(0), 4, S3C_GPIO_SFN(5)); break; case 2: s3c_gpio_cfgpin_range(S5P6450_GPK(0), 5, S3C_GPIO_SFN(5)); break; default: printk(KERN_ERR "Invalid Device %d\n", pdev->id); return -EINVAL; } return 0; } static struct s3c_audio_pdata s5p6450_i2s0_pdata = { .cfg_gpio = s5p6450_cfg_i2s, .type = { .i2s = { .quirks = QUIRK_PRI_6CHAN, .src_clk = rclksrc, }, }, }; struct platform_device s5p6450_device_iis0 = { .name = "samsung-i2s", .id = 0, .num_resources = ARRAY_SIZE(s5p64x0_i2s0_resource), .resource = s5p64x0_i2s0_resource, .dev = { .platform_data = &s5p6450_i2s0_pdata, }, }; static struct s3c_audio_pdata s5p6450_i2s_pdata = { .cfg_gpio = s5p6450_cfg_i2s, .type = { .i2s = { .src_clk = rclksrc, }, }, }; static struct resource s5p6450_i2s1_resource[] = { [0] = { .start = S5P6450_PA_I2S1, .end = S5P6450_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 s5p6450_device_iis1 = { .name = "samsung-i2s", .id = 1, .num_resources = ARRAY_SIZE(s5p6450_i2s1_resource), .resource = s5p6450_i2s1_resource, .dev = { .platform_data = &s5p6450_i2s_pdata, }, }; static struct resource s5p6450_i2s2_resource[] = { [0] = { .start = S5P6450_PA_I2S2, .end = S5P6450_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 s5p6450_device_iis2 = { .name = "samsung-i2s", .id = 2, .num_resources = ARRAY_SIZE(s5p6450_i2s2_resource), .resource = s5p6450_i2s2_resource, .dev = { .platform_data = &s5p6450_i2s_pdata, }, }; /* PCM Controller platform_devices */ static int s5p6440_pcm_cfg_gpio(struct platform_device *pdev) { switch (pdev->id) { case 0: s3c_gpio_cfgpin_range(S5P6440_GPR(6), 3, S3C_GPIO_SFN(2)); s3c_gpio_cfgpin_range(S5P6440_GPR(13), 2, S3C_GPIO_SFN(2)); break; default: printk(KERN_DEBUG "Invalid PCM Controller number!"); return -EINVAL; } return 0; } static struct s3c_audio_pdata s5p6440_pcm_pdata = { .cfg_gpio = s5p6440_pcm_cfg_gpio, }; static struct resource s5p6440_pcm0_resource[] = { [0] = { .start = S5P64X0_PA_PCM, .end = S5P64X0_PA_PCM + 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 s5p6440_device_pcm = { .name = "samsung-pcm", .id = 0, .num_resources = ARRAY_SIZE(s5p6440_pcm0_resource), .resource = s5p6440_pcm0_resource, .dev = { .platform_data = &s5p6440_pcm_pdata, }, };