ARM: S3C64XX: Defined PCM controller platform devices (acf1aef9) · Commits · 戴 / test

arch/arm/plat-s3c/include/plat/devs.h

+3 −0

Original line number	Diff line number	Diff line
		@@ -28,6 +28,9 @@ extern struct platform_device s3c64xx_device_iis0;
		extern struct platform_device s3c64xx_device_iis1;
		extern struct platform_device s3c64xx_device_iisv4;

		extern struct platform_device s3c64xx_device_pcm0;
		extern struct platform_device s3c64xx_device_pcm1;

		extern struct platform_device s3c_device_fb;
		extern struct platform_device s3c_device_usb;
		extern struct platform_device s3c_device_lcd;

arch/arm/plat-s3c64xx/dev-audio.c

+100 −1

Original line number	Diff line number	Diff line
		@@ -15,9 +15,14 @@

		#include <mach/irqs.h>
		#include <mach/map.h>
		#include <mach/dma.h>
		#include <mach/gpio.h>

		#include <plat/devs.h>

		#include <plat/audio.h>
		#include <plat/gpio-bank-d.h>
		#include <plat/gpio-bank-e.h>
		#include <plat/gpio-cfg.h>

		static struct resource s3c64xx_iis0_resource[] = {
		[0] = {
		@@ -66,3 +71,97 @@ struct platform_device s3c64xx_device_iisv4 = {
		.resource = s3c64xx_iisv4_resource,
		};
		EXPORT_SYMBOL(s3c64xx_device_iisv4);


		/* PCM Controller platform_devices */

		static int s3c64xx_pcm_cfg_gpio(struct platform_device *pdev)
		{
		switch (pdev->id) {
		case 0:
		s3c_gpio_cfgpin(S3C64XX_GPD(0), S3C64XX_GPD0_PCM0_SCLK);
		s3c_gpio_cfgpin(S3C64XX_GPD(1), S3C64XX_GPD1_PCM0_EXTCLK);
		s3c_gpio_cfgpin(S3C64XX_GPD(2), S3C64XX_GPD2_PCM0_FSYNC);
		s3c_gpio_cfgpin(S3C64XX_GPD(3), S3C64XX_GPD3_PCM0_SIN);
		s3c_gpio_cfgpin(S3C64XX_GPD(4), S3C64XX_GPD4_PCM0_SOUT);
		break;
		case 1:
		s3c_gpio_cfgpin(S3C64XX_GPE(0), S3C64XX_GPE0_PCM1_SCLK);
		s3c_gpio_cfgpin(S3C64XX_GPE(1), S3C64XX_GPE1_PCM1_EXTCLK);
		s3c_gpio_cfgpin(S3C64XX_GPE(2), S3C64XX_GPE2_PCM1_FSYNC);
		s3c_gpio_cfgpin(S3C64XX_GPE(3), S3C64XX_GPE3_PCM1_SIN);
		s3c_gpio_cfgpin(S3C64XX_GPE(4), S3C64XX_GPE4_PCM1_SOUT);
		break;
		default:
		printk(KERN_DEBUG "Invalid PCM Controller number!");
		return -EINVAL;
		}

		return 0;
		}

		static struct resource s3c64xx_pcm0_resource[] = {
		[0] = {
		.start = S3C64XX_PA_PCM0,
		.end = S3C64XX_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 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] = {
		.start = S3C64XX_PA_PCM1,
		.end = S3C64XX_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 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);

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