mirror of https://gitee.com/openkylin/linux.git
153 lines
3.2 KiB
C
153 lines
3.2 KiB
C
/* 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 int s5p6440_cfg_i2s(struct platform_device *pdev)
|
|
{
|
|
/* configure GPIO for i2s port */
|
|
switch (pdev->id) {
|
|
case -1:
|
|
s3c_gpio_cfgpin_range(S5P6440_GPR(4), 5, S3C_GPIO_SFN(5));
|
|
s3c_gpio_cfgpin_range(S5P6440_GPR(13), 2, S3C_GPIO_SFN(5));
|
|
break;
|
|
|
|
default:
|
|
printk(KERN_ERR "Invalid Device %d\n", pdev->id);
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int s5p6450_cfg_i2s(struct platform_device *pdev)
|
|
{
|
|
/* configure GPIO for i2s port */
|
|
switch (pdev->id) {
|
|
case -1:
|
|
s3c_gpio_cfgpin(S5P6450_GPB(4), S3C_GPIO_SFN(5));
|
|
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;
|
|
|
|
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,
|
|
};
|
|
|
|
static struct s3c_audio_pdata s5p6450_i2s_pdata = {
|
|
.cfg_gpio = s5p6450_cfg_i2s,
|
|
};
|
|
|
|
static struct resource s5p64x0_iis0_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 = "s3c64xx-iis-v4",
|
|
.id = -1,
|
|
.num_resources = ARRAY_SIZE(s5p64x0_iis0_resource),
|
|
.resource = s5p64x0_iis0_resource,
|
|
.dev = {
|
|
.platform_data = &s5p6440_i2s_pdata,
|
|
},
|
|
};
|
|
|
|
struct platform_device s5p6450_device_iis0 = {
|
|
.name = "s3c64xx-iis-v4",
|
|
.id = -1,
|
|
.num_resources = ARRAY_SIZE(s5p64x0_iis0_resource),
|
|
.resource = s5p64x0_iis0_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,
|
|
},
|
|
};
|