From 9e4ed5c394e64a40adc55797e885dae571e32800 Mon Sep 17 00:00:00 2001 From: Jassi Brar Date: Tue, 18 May 2010 16:02:39 +0900 Subject: [PATCH 1/2] ARM: S5PC100: Add audio platform devices Define platform devices for all audio devices found on S5PC100 Signed-off-by: Jassi Brar Signed-off-by: Ben Dooks --- arch/arm/mach-s5pc100/Makefile | 3 + arch/arm/mach-s5pc100/dev-audio.c | 287 ++++++++++++++++++++++ arch/arm/mach-s5pc100/include/mach/map.h | 7 + arch/arm/plat-samsung/include/plat/devs.h | 7 + 4 files changed, 304 insertions(+) create mode 100644 arch/arm/mach-s5pc100/dev-audio.c diff --git a/arch/arm/mach-s5pc100/Makefile b/arch/arm/mach-s5pc100/Makefile index 373bc546eae..e02d8fd8191 100644 --- a/arch/arm/mach-s5pc100/Makefile +++ b/arch/arm/mach-s5pc100/Makefile @@ -22,3 +22,6 @@ obj-$(CONFIG_S5PC100_SETUP_SDHCI) += setup-sdhci.o # machine support obj-$(CONFIG_MACH_SMDKC100) += mach-smdkc100.o + +# device support +obj-y += dev-audio.o diff --git a/arch/arm/mach-s5pc100/dev-audio.c b/arch/arm/mach-s5pc100/dev-audio.c new file mode 100644 index 00000000000..18cfe9ae193 --- /dev/null +++ b/arch/arm/mach-s5pc100/dev-audio.c @@ -0,0 +1,287 @@ +/* linux/arch/arm/mach-s5pc100/dev-audio.c + * + * Copyright (c) 2010 Samsung Electronics Co. Ltd + * Jaswinder Singh + * + * 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 +#include + +#include +#include + +#include +#include +#include +#include + +static int s5pc100_cfg_i2s(struct platform_device *pdev) +{ + /* configure GPIO for i2s port */ + switch (pdev->id) { + case 1: + s3c_gpio_cfgpin(S5PC100_GPC(0), S3C_GPIO_SFN(2)); + s3c_gpio_cfgpin(S5PC100_GPC(1), S3C_GPIO_SFN(2)); + s3c_gpio_cfgpin(S5PC100_GPC(2), S3C_GPIO_SFN(2)); + s3c_gpio_cfgpin(S5PC100_GPC(3), S3C_GPIO_SFN(2)); + s3c_gpio_cfgpin(S5PC100_GPC(4), S3C_GPIO_SFN(2)); + break; + + case 2: + s3c_gpio_cfgpin(S5PC100_GPG3(0), S3C_GPIO_SFN(4)); + s3c_gpio_cfgpin(S5PC100_GPG3(1), S3C_GPIO_SFN(4)); + s3c_gpio_cfgpin(S5PC100_GPG3(2), S3C_GPIO_SFN(4)); + s3c_gpio_cfgpin(S5PC100_GPG3(3), S3C_GPIO_SFN(4)); + s3c_gpio_cfgpin(S5PC100_GPG3(4), S3C_GPIO_SFN(4)); + break; + + case -1: /* Dedicated pins */ + break; + + default: + printk(KERN_ERR "Invalid Device %d\n", pdev->id); + return -EINVAL; + } + + return 0; +} + +static struct s3c_audio_pdata s3c_i2s_pdata = { + .cfg_gpio = s5pc100_cfg_i2s, +}; + +static struct resource s5pc100_iis0_resource[] = { + [0] = { + .start = S5PC100_PA_I2S0, + .end = S5PC100_PA_I2S0 + 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 s5pc100_device_iis0 = { + .name = "s3c64xx-iis-v4", + .id = -1, + .num_resources = ARRAY_SIZE(s5pc100_iis0_resource), + .resource = s5pc100_iis0_resource, + .dev = { + .platform_data = &s3c_i2s_pdata, + }, +}; + +static struct resource s5pc100_iis1_resource[] = { + [0] = { + .start = S5PC100_PA_I2S1, + .end = S5PC100_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 s5pc100_device_iis1 = { + .name = "s3c64xx-iis", + .id = 1, + .num_resources = ARRAY_SIZE(s5pc100_iis1_resource), + .resource = s5pc100_iis1_resource, + .dev = { + .platform_data = &s3c_i2s_pdata, + }, +}; + +static struct resource s5pc100_iis2_resource[] = { + [0] = { + .start = S5PC100_PA_I2S2, + .end = S5PC100_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 s5pc100_device_iis2 = { + .name = "s3c64xx-iis", + .id = 2, + .num_resources = ARRAY_SIZE(s5pc100_iis2_resource), + .resource = s5pc100_iis2_resource, + .dev = { + .platform_data = &s3c_i2s_pdata, + }, +}; + +/* PCM Controller platform_devices */ + +static int s5pc100_pcm_cfg_gpio(struct platform_device *pdev) +{ + switch (pdev->id) { + case 0: + s3c_gpio_cfgpin(S5PC100_GPG3(0), S3C_GPIO_SFN(5)); + s3c_gpio_cfgpin(S5PC100_GPG3(1), S3C_GPIO_SFN(5)); + s3c_gpio_cfgpin(S5PC100_GPG3(2), S3C_GPIO_SFN(5)); + s3c_gpio_cfgpin(S5PC100_GPG3(3), S3C_GPIO_SFN(5)); + s3c_gpio_cfgpin(S5PC100_GPG3(4), S3C_GPIO_SFN(5)); + break; + + case 1: + s3c_gpio_cfgpin(S5PC100_GPC(0), S3C_GPIO_SFN(3)); + s3c_gpio_cfgpin(S5PC100_GPC(1), S3C_GPIO_SFN(3)); + s3c_gpio_cfgpin(S5PC100_GPC(2), S3C_GPIO_SFN(3)); + s3c_gpio_cfgpin(S5PC100_GPC(3), S3C_GPIO_SFN(3)); + s3c_gpio_cfgpin(S5PC100_GPC(4), S3C_GPIO_SFN(3)); + break; + + default: + printk(KERN_DEBUG "Invalid PCM Controller number!"); + return -EINVAL; + } + + return 0; +} + +static struct s3c_audio_pdata s3c_pcm_pdata = { + .cfg_gpio = s5pc100_pcm_cfg_gpio, +}; + +static struct resource s5pc100_pcm0_resource[] = { + [0] = { + .start = S5PC100_PA_PCM0, + .end = S5PC100_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 platform_device s5pc100_device_pcm0 = { + .name = "samsung-pcm", + .id = 0, + .num_resources = ARRAY_SIZE(s5pc100_pcm0_resource), + .resource = s5pc100_pcm0_resource, + .dev = { + .platform_data = &s3c_pcm_pdata, + }, +}; + +static struct resource s5pc100_pcm1_resource[] = { + [0] = { + .start = S5PC100_PA_PCM1, + .end = S5PC100_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 platform_device s5pc100_device_pcm1 = { + .name = "samsung-pcm", + .id = 1, + .num_resources = ARRAY_SIZE(s5pc100_pcm1_resource), + .resource = s5pc100_pcm1_resource, + .dev = { + .platform_data = &s3c_pcm_pdata, + }, +}; + +/* AC97 Controller platform devices */ + +static int s5pc100_ac97_cfg_gpio(struct platform_device *pdev) +{ + s3c_gpio_cfgpin(S5PC100_GPC(0), S3C_GPIO_SFN(4)); + s3c_gpio_cfgpin(S5PC100_GPC(1), S3C_GPIO_SFN(4)); + s3c_gpio_cfgpin(S5PC100_GPC(2), S3C_GPIO_SFN(4)); + s3c_gpio_cfgpin(S5PC100_GPC(3), S3C_GPIO_SFN(4)); + s3c_gpio_cfgpin(S5PC100_GPC(4), S3C_GPIO_SFN(4)); + + return 0; +} + +static struct resource s5pc100_ac97_resource[] = { + [0] = { + .start = S5PC100_PA_AC97, + .end = S5PC100_PA_AC97 + 0x100 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = DMACH_AC97_PCMOUT, + .end = DMACH_AC97_PCMOUT, + .flags = IORESOURCE_DMA, + }, + [2] = { + .start = DMACH_AC97_PCMIN, + .end = DMACH_AC97_PCMIN, + .flags = IORESOURCE_DMA, + }, + [3] = { + .start = DMACH_AC97_MICIN, + .end = DMACH_AC97_MICIN, + .flags = IORESOURCE_DMA, + }, + [4] = { + .start = IRQ_AC97, + .end = IRQ_AC97, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct s3c_audio_pdata s3c_ac97_pdata = { + .cfg_gpio = s5pc100_ac97_cfg_gpio, +}; + +static u64 s5pc100_ac97_dmamask = DMA_BIT_MASK(32); + +struct platform_device s5pc100_device_ac97 = { + .name = "s3c-ac97", + .id = -1, + .num_resources = ARRAY_SIZE(s5pc100_ac97_resource), + .resource = s5pc100_ac97_resource, + .dev = { + .platform_data = &s3c_ac97_pdata, + .dma_mask = &s5pc100_ac97_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, +}; diff --git a/arch/arm/mach-s5pc100/include/mach/map.h b/arch/arm/mach-s5pc100/include/mach/map.h index 4681ebe8bef..de3891c6af0 100644 --- a/arch/arm/mach-s5pc100/include/mach/map.h +++ b/arch/arm/mach-s5pc100/include/mach/map.h @@ -106,6 +106,13 @@ #define S5PC100_PA_I2S1 (0xF2100000) #define S5PC100_PA_I2S2 (0xF2200000) +/* AC97 */ +#define S5PC100_PA_AC97 0xF2300000 + +/* PCM */ +#define S5PC100_PA_PCM0 0xF2400000 +#define S5PC100_PA_PCM1 0xF2500000 + /* KEYPAD */ #define S5PC100_PA_KEYPAD (0xF3100000) diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h index ef69e56b288..e03bce04a79 100644 --- a/arch/arm/plat-samsung/include/plat/devs.h +++ b/arch/arm/plat-samsung/include/plat/devs.h @@ -80,6 +80,13 @@ extern struct platform_device s5p6442_device_iis1; extern struct platform_device s5p6440_device_pcm; extern struct platform_device s5p6440_device_iis; +extern struct platform_device s5pc100_device_ac97; +extern struct platform_device s5pc100_device_pcm0; +extern struct platform_device s5pc100_device_pcm1; +extern struct platform_device s5pc100_device_iis0; +extern struct platform_device s5pc100_device_iis1; +extern struct platform_device s5pc100_device_iis2; + /* s3c2440 specific devices */ #ifdef CONFIG_CPU_S3C2440 From 99c56e0ce1c11221948c7da127b0bbe1641cbe41 Mon Sep 17 00:00:00 2001 From: Jassi Brar Date: Tue, 18 May 2010 16:02:44 +0900 Subject: [PATCH 2/2] ARM: SMDKC100: Add audio devices on board Add audio platform devices on the smdk by default. Signed-off-by: Jassi Brar Signed-off-by: Ben Dooks --- arch/arm/mach-s5pc100/mach-smdkc100.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/mach-s5pc100/mach-smdkc100.c b/arch/arm/mach-s5pc100/mach-smdkc100.c index bfe67db34f0..62bf38c06ae 100644 --- a/arch/arm/mach-s5pc100/mach-smdkc100.c +++ b/arch/arm/mach-s5pc100/mach-smdkc100.c @@ -150,6 +150,8 @@ static struct platform_device *smdkc100_devices[] __initdata = { &s3c_device_hsmmc1, &s3c_device_hsmmc2, &smdkc100_lcd_powerdev, + &s5pc100_device_iis0, + &s5pc100_device_ac97, }; static void __init smdkc100_map_io(void)