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ARM: S5P64X0: Segregate audio devices
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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>
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Rajeshwari Shinde authored and Kukjin Kim committed Dec 29, 2010
1 parent cf57b1a commit e0b9c88
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Showing 2 changed files with 112 additions and 13 deletions.
123 changes: 110 additions & 13 deletions arch/arm/mach-s5p64x0/dev-audio.c
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Original file line number Diff line number Diff line change
Expand Up @@ -24,13 +24,13 @@ static const char *rclksrc[] = {
[1] = "sclk_audio2",
};

static int s5p64x0_cfg_i2s(struct platform_device *pdev)
static int s5p6440_cfg_i2s(struct platform_device *pdev)
{
/* configure GPIO for i2s port */
switch (pdev->id) {
case 0:
s3c_gpio_cfgpin_range(S5P6440_GPR(4), 5, S3C_GPIO_SFN(5));
s3c_gpio_cfgpin_range(S5P6440_GPR(13), 2, S3C_GPIO_SFN(5));
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);
Expand All @@ -40,8 +40,8 @@ static int s5p64x0_cfg_i2s(struct platform_device *pdev)
return 0;
}

static struct s3c_audio_pdata s5p64x0_i2s_pdata = {
.cfg_gpio = s5p64x0_cfg_i2s,
static struct s3c_audio_pdata s5p6440_i2s_pdata = {
.cfg_gpio = s5p6440_cfg_i2s,
.type = {
.i2s = {
.quirks = QUIRK_PRI_6CHAN,
Expand All @@ -50,7 +50,7 @@ static struct s3c_audio_pdata s5p64x0_i2s_pdata = {
},
};

static struct resource s5p64x0_iis0_resource[] = {
static struct resource s5p64x0_i2s0_resource[] = {
[0] = {
.start = S5P64X0_PA_I2S,
.end = S5P64X0_PA_I2S + 0x100 - 1,
Expand All @@ -71,20 +71,117 @@ static struct resource s5p64x0_iis0_resource[] = {
struct platform_device s5p6440_device_iis = {
.name = "samsung-i2s",
.id = 0,
.num_resources = ARRAY_SIZE(s5p64x0_iis0_resource),
.resource = s5p64x0_iis0_resource,
.num_resources = ARRAY_SIZE(s5p64x0_i2s0_resource),
.resource = s5p64x0_i2s0_resource,
.dev = {
.platform_data = &s5p64x0_i2s_pdata,
.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_iis0_resource),
.resource = s5p64x0_iis0_resource,
.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 = &s5p64x0_i2s_pdata,
.platform_data = &s5p6450_i2s_pdata,
},
};

Expand Down
2 changes: 2 additions & 0 deletions arch/arm/plat-samsung/include/plat/devs.h
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Original file line number Diff line number Diff line change
Expand Up @@ -115,6 +115,8 @@ extern struct platform_device s5p6440_device_pcm;
extern struct platform_device s5p6440_device_iis;

extern struct platform_device s5p6450_device_iis0;
extern struct platform_device s5p6450_device_iis1;
extern struct platform_device s5p6450_device_iis2;
extern struct platform_device s5p6450_device_pcm0;

extern struct platform_device s5pc100_device_ac97;
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