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![Rajeshwari Shinde](/assets/img/avatar_default.png)
Segregate I2S devices for S5P6440 and S5P6450. Signed-off-by: Rajeshwari Shinde <rajeshwari.s@samsung.com> Signed-off-by: Jassi Brar <jassi.brar@samsung.com> Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
236 lines
4.8 KiB
C
236 lines
4.8 KiB
C
/* linux/arch/arm/mach-s5p64x0/dev-audio.c
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*
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* Copyright (c) 2010 Samsung Electronics Co. Ltd
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* Jaswinder Singh <jassi.brar@samsung.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/platform_device.h>
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#include <linux/dma-mapping.h>
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#include <linux/gpio.h>
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#include <plat/gpio-cfg.h>
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#include <plat/audio.h>
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#include <mach/map.h>
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#include <mach/dma.h>
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#include <mach/irqs.h>
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static const char *rclksrc[] = {
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[0] = "iis",
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[1] = "sclk_audio2",
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};
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static int s5p6440_cfg_i2s(struct platform_device *pdev)
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{
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switch (pdev->id) {
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case 0:
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s3c_gpio_cfgpin_range(S5P6440_GPC(4), 2, S3C_GPIO_SFN(5));
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s3c_gpio_cfgpin(S5P6440_GPC(7), S3C_GPIO_SFN(5));
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s3c_gpio_cfgpin_range(S5P6440_GPH(6), 4, S3C_GPIO_SFN(5));
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break;
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default:
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printk(KERN_ERR "Invalid Device %d\n", pdev->id);
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return -EINVAL;
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}
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return 0;
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}
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static struct s3c_audio_pdata s5p6440_i2s_pdata = {
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.cfg_gpio = s5p6440_cfg_i2s,
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.type = {
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.i2s = {
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.quirks = QUIRK_PRI_6CHAN,
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.src_clk = rclksrc,
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},
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},
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};
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static struct resource s5p64x0_i2s0_resource[] = {
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[0] = {
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.start = S5P64X0_PA_I2S,
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.end = S5P64X0_PA_I2S + 0x100 - 1,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = DMACH_I2S0_TX,
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.end = DMACH_I2S0_TX,
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.flags = IORESOURCE_DMA,
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},
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[2] = {
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.start = DMACH_I2S0_RX,
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.end = DMACH_I2S0_RX,
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.flags = IORESOURCE_DMA,
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},
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};
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struct platform_device s5p6440_device_iis = {
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.name = "samsung-i2s",
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.id = 0,
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.num_resources = ARRAY_SIZE(s5p64x0_i2s0_resource),
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.resource = s5p64x0_i2s0_resource,
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.dev = {
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.platform_data = &s5p6440_i2s_pdata,
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},
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};
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static int s5p6450_cfg_i2s(struct platform_device *pdev)
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{
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switch (pdev->id) {
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case 0:
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s3c_gpio_cfgpin_range(S5P6450_GPR(4), 5, S3C_GPIO_SFN(5));
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s3c_gpio_cfgpin_range(S5P6450_GPR(13), 2, S3C_GPIO_SFN(5));
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break;
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case 1:
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s3c_gpio_cfgpin(S5P6440_GPB(4), S3C_GPIO_SFN(5));
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s3c_gpio_cfgpin_range(S5P6450_GPC(0), 4, S3C_GPIO_SFN(5));
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break;
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case 2:
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s3c_gpio_cfgpin_range(S5P6450_GPK(0), 5, S3C_GPIO_SFN(5));
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break;
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default:
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printk(KERN_ERR "Invalid Device %d\n", pdev->id);
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return -EINVAL;
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}
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return 0;
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}
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static struct s3c_audio_pdata s5p6450_i2s0_pdata = {
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.cfg_gpio = s5p6450_cfg_i2s,
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.type = {
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.i2s = {
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.quirks = QUIRK_PRI_6CHAN,
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.src_clk = rclksrc,
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},
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},
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};
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struct platform_device s5p6450_device_iis0 = {
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.name = "samsung-i2s",
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.id = 0,
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.num_resources = ARRAY_SIZE(s5p64x0_i2s0_resource),
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.resource = s5p64x0_i2s0_resource,
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.dev = {
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.platform_data = &s5p6450_i2s0_pdata,
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},
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};
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static struct s3c_audio_pdata s5p6450_i2s_pdata = {
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.cfg_gpio = s5p6450_cfg_i2s,
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.type = {
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.i2s = {
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.src_clk = rclksrc,
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},
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},
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};
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static struct resource s5p6450_i2s1_resource[] = {
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[0] = {
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.start = S5P6450_PA_I2S1,
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.end = S5P6450_PA_I2S1 + 0x100 - 1,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = DMACH_I2S1_TX,
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.end = DMACH_I2S1_TX,
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.flags = IORESOURCE_DMA,
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},
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[2] = {
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.start = DMACH_I2S1_RX,
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.end = DMACH_I2S1_RX,
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.flags = IORESOURCE_DMA,
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},
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};
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struct platform_device s5p6450_device_iis1 = {
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.name = "samsung-i2s",
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.id = 1,
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.num_resources = ARRAY_SIZE(s5p6450_i2s1_resource),
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.resource = s5p6450_i2s1_resource,
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.dev = {
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.platform_data = &s5p6450_i2s_pdata,
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},
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};
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static struct resource s5p6450_i2s2_resource[] = {
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[0] = {
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.start = S5P6450_PA_I2S2,
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.end = S5P6450_PA_I2S2 + 0x100 - 1,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = DMACH_I2S2_TX,
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.end = DMACH_I2S2_TX,
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.flags = IORESOURCE_DMA,
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},
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[2] = {
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.start = DMACH_I2S2_RX,
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.end = DMACH_I2S2_RX,
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.flags = IORESOURCE_DMA,
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},
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};
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struct platform_device s5p6450_device_iis2 = {
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.name = "samsung-i2s",
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.id = 2,
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.num_resources = ARRAY_SIZE(s5p6450_i2s2_resource),
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.resource = s5p6450_i2s2_resource,
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.dev = {
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.platform_data = &s5p6450_i2s_pdata,
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},
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};
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/* PCM Controller platform_devices */
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static int s5p6440_pcm_cfg_gpio(struct platform_device *pdev)
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{
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switch (pdev->id) {
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case 0:
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s3c_gpio_cfgpin_range(S5P6440_GPR(6), 3, S3C_GPIO_SFN(2));
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s3c_gpio_cfgpin_range(S5P6440_GPR(13), 2, S3C_GPIO_SFN(2));
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break;
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default:
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printk(KERN_DEBUG "Invalid PCM Controller number!");
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return -EINVAL;
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}
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return 0;
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}
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static struct s3c_audio_pdata s5p6440_pcm_pdata = {
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.cfg_gpio = s5p6440_pcm_cfg_gpio,
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};
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static struct resource s5p6440_pcm0_resource[] = {
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[0] = {
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.start = S5P64X0_PA_PCM,
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.end = S5P64X0_PA_PCM + 0x100 - 1,
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.flags = IORESOURCE_MEM,
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},
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[1] = {
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.start = DMACH_PCM0_TX,
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.end = DMACH_PCM0_TX,
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.flags = IORESOURCE_DMA,
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},
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[2] = {
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.start = DMACH_PCM0_RX,
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.end = DMACH_PCM0_RX,
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.flags = IORESOURCE_DMA,
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},
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};
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struct platform_device s5p6440_device_pcm = {
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.name = "samsung-pcm",
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.id = 0,
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.num_resources = ARRAY_SIZE(s5p6440_pcm0_resource),
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.resource = s5p6440_pcm0_resource,
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.dev = {
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.platform_data = &s5p6440_pcm_pdata,
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},
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};
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