From: Jassi Brar jassi.brar@samsung.com

Define platform devices for all audio devices found on S5PV310

Signed-off-by: Jassi Brar jassi.brar@samsung.com --- arch/arm/mach-s5pv310/Makefile | 1 + arch/arm/mach-s5pv310/dev-audio.c | 356 +++++++++++++++++++++++++++++++++++++ 2 files changed, 357 insertions(+), 0 deletions(-) create mode 100644 arch/arm/mach-s5pv310/dev-audio.c

diff --git a/arch/arm/mach-s5pv310/Makefile b/arch/arm/mach-s5pv310/Makefile index d5b51c7..b511650 100644 --- a/arch/arm/mach-s5pv310/Makefile +++ b/arch/arm/mach-s5pv310/Makefile @@ -26,5 +26,6 @@ obj-$(CONFIG_MACH_UNIVERSAL_C210) += mach-universal_c210.o

# device support

+obj-y += dev-audio.o obj-$(CONFIG_S5PV310_SETUP_I2C1) += setup-i2c1.o obj-$(CONFIG_S5PV310_SETUP_I2C2) += setup-i2c2.o diff --git a/arch/arm/mach-s5pv310/dev-audio.c b/arch/arm/mach-s5pv310/dev-audio.c new file mode 100644 index 0000000..ebb9f73 --- /dev/null +++ b/arch/arm/mach-s5pv310/dev-audio.c @@ -0,0 +1,356 @@ +/* linux/arch/arm/mach-s5pv310/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 const char *rclksrc_v5[] = { + [0] = "busclk", + [1] = "i2sclk", +}; + +static int s5pv310_cfg_i2s(struct platform_device *pdev) +{ + /* configure GPIO for i2s port */ + switch (pdev->id) { + case 0: + s3c_gpio_cfgpin(S5PV310_GPZ(0), S3C_GPIO_SFN(2)); + s3c_gpio_cfgpin(S5PV310_GPZ(1), S3C_GPIO_SFN(2)); + s3c_gpio_cfgpin(S5PV310_GPZ(2), S3C_GPIO_SFN(2)); + s3c_gpio_cfgpin(S5PV310_GPZ(3), S3C_GPIO_SFN(2)); + s3c_gpio_cfgpin(S5PV310_GPZ(4), S3C_GPIO_SFN(2)); + s3c_gpio_cfgpin(S5PV310_GPZ(5), S3C_GPIO_SFN(2)); + s3c_gpio_cfgpin(S5PV310_GPZ(6), S3C_GPIO_SFN(2)); + break; + case 1: + s3c_gpio_cfgpin(S5PV310_GPC0(0), S3C_GPIO_SFN(2)); + s3c_gpio_cfgpin(S5PV310_GPC0(1), S3C_GPIO_SFN(2)); + s3c_gpio_cfgpin(S5PV310_GPC0(2), S3C_GPIO_SFN(2)); + s3c_gpio_cfgpin(S5PV310_GPC0(3), S3C_GPIO_SFN(2)); + s3c_gpio_cfgpin(S5PV310_GPC0(4), S3C_GPIO_SFN(2)); + break; + case 2: + s3c_gpio_cfgpin(S5PV310_GPC1(0), S3C_GPIO_SFN(4)); + s3c_gpio_cfgpin(S5PV310_GPC1(1), S3C_GPIO_SFN(4)); + s3c_gpio_cfgpin(S5PV310_GPC1(2), S3C_GPIO_SFN(4)); + s3c_gpio_cfgpin(S5PV310_GPC1(3), S3C_GPIO_SFN(4)); + s3c_gpio_cfgpin(S5PV310_GPC1(4), S3C_GPIO_SFN(4)); + break; + default: + printk(KERN_ERR "Invalid Device %d\n", pdev->id); + return -EINVAL; + } + + return 0; +} + +static struct s3c_audio_pdata i2sv5_pdata = { + .cfg_gpio = s5pv310_cfg_i2s, + .type = { + .i2s = { + .quirks = QUIRK_PRI_6CHAN | QUIRK_SEC_DAI + | QUIRK_NEED_RSTCLR, + .src_clk = rclksrc_v5, + }, + }, +}; + +static struct resource s5pv310_iis0_resource[] = { + [0] = { + .start = S5PV310_PA_IIS0, + .end = S5PV310_PA_IIS0 + 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, + }, + [3] = { + .start = DMACH_I2S0S_TX, + .end = DMACH_I2S0S_TX, + .flags = IORESOURCE_DMA, + }, +}; + +struct platform_device s5pv310_device_iis0 = { + .name = "samsung-i2s", + .id = 0, + .num_resources = ARRAY_SIZE(s5pv310_iis0_resource), + .resource = s5pv310_iis0_resource, + .dev = { + .platform_data = &i2sv5_pdata, + }, +}; + +static const char *rclksrc_v3[] = { + [0] = "sclk_i2s", + [1] = "no_such_clock", +}; + +static struct s3c_audio_pdata i2sv3_pdata = { + .cfg_gpio = s5pv310_cfg_i2s, + .type = { + .i2s = { + .quirks = QUIRK_NO_MUXPSR, + .src_clk = rclksrc_v3, + }, + }, +}; + +static struct resource s5pv310_iis1_resource[] = { + [0] = { + .start = S5PV310_PA_IIS1, + .end = S5PV310_PA_IIS1 + 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 s5pv310_device_iis1 = { + .name = "samsung-i2s", + .id = 1, + .num_resources = ARRAY_SIZE(s5pv310_iis1_resource), + .resource = s5pv310_iis1_resource, + .dev = { + .platform_data = &i2sv3_pdata, + }, +}; + +static struct resource s5pv310_iis2_resource[] = { + [0] = { + .start = S5PV310_PA_IIS2, + .end = S5PV310_PA_IIS2 + 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 s5pv310_device_iis2 = { + .name = "samsung-i2s", + .id = 2, + .num_resources = ARRAY_SIZE(s5pv310_iis2_resource), + .resource = s5pv310_iis2_resource, + .dev = { + .platform_data = &i2sv3_pdata, + }, +}; + +/* PCM Controller platform_devices */ + +static int s5pv310_pcm_cfg_gpio(struct platform_device *pdev) +{ + switch (pdev->id) { + case 0: + s3c_gpio_cfgpin(S5PV310_GPZ(0), S3C_GPIO_SFN(3)); + s3c_gpio_cfgpin(S5PV310_GPZ(1), S3C_GPIO_SFN(3)); + s3c_gpio_cfgpin(S5PV310_GPZ(2), S3C_GPIO_SFN(3)); + s3c_gpio_cfgpin(S5PV310_GPZ(3), S3C_GPIO_SFN(3)); + s3c_gpio_cfgpin(S5PV310_GPZ(4), S3C_GPIO_SFN(3)); + break; + case 1: + s3c_gpio_cfgpin(S5PV310_GPC0(0), S3C_GPIO_SFN(3)); + s3c_gpio_cfgpin(S5PV310_GPC0(1), S3C_GPIO_SFN(3)); + s3c_gpio_cfgpin(S5PV310_GPC0(2), S3C_GPIO_SFN(3)); + s3c_gpio_cfgpin(S5PV310_GPC0(3), S3C_GPIO_SFN(3)); + s3c_gpio_cfgpin(S5PV310_GPC0(4), S3C_GPIO_SFN(3)); + break; + case 2: + s3c_gpio_cfgpin(S5PV310_GPC1(0), S3C_GPIO_SFN(3)); + s3c_gpio_cfgpin(S5PV310_GPC1(1), S3C_GPIO_SFN(3)); + s3c_gpio_cfgpin(S5PV310_GPC1(2), S3C_GPIO_SFN(3)); + s3c_gpio_cfgpin(S5PV310_GPC1(3), S3C_GPIO_SFN(3)); + s3c_gpio_cfgpin(S5PV310_GPC1(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 = s5pv310_pcm_cfg_gpio, +}; + +static struct resource s5pv310_pcm0_resource[] = { + [0] = { + .start = S5PV310_PA_PCM0, + .end = S5PV310_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 s5pv310_device_pcm0 = { + .name = "samsung-pcm", + .id = 0, + .num_resources = ARRAY_SIZE(s5pv310_pcm0_resource), + .resource = s5pv310_pcm0_resource, + .dev = { + .platform_data = &s3c_pcm_pdata, + }, +}; + +static struct resource s5pv310_pcm1_resource[] = { + [0] = { + .start = S5PV310_PA_PCM1, + .end = S5PV310_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 s5pv310_device_pcm1 = { + .name = "samsung-pcm", + .id = 1, + .num_resources = ARRAY_SIZE(s5pv310_pcm1_resource), + .resource = s5pv310_pcm1_resource, + .dev = { + .platform_data = &s3c_pcm_pdata, + }, +}; + +static struct resource s5pv310_pcm2_resource[] = { + [0] = { + .start = S5PV310_PA_PCM2, + .end = S5PV310_PA_PCM2 + 0x100 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = DMACH_PCM2_TX, + .end = DMACH_PCM2_TX, + .flags = IORESOURCE_DMA, + }, + [2] = { + .start = DMACH_PCM2_RX, + .end = DMACH_PCM2_RX, + .flags = IORESOURCE_DMA, + }, +}; + +struct platform_device s5pv310_device_pcm2 = { + .name = "samsung-pcm", + .id = 2, + .num_resources = ARRAY_SIZE(s5pv310_pcm2_resource), + .resource = s5pv310_pcm2_resource, + .dev = { + .platform_data = &s3c_pcm_pdata, + }, +}; + +/* AC97 Controller platform devices */ + +static int s5pv310_ac97_cfg_gpio(struct platform_device *pdev) +{ + s3c_gpio_cfgpin(S5PV310_GPC0(0), S3C_GPIO_SFN(4)); + s3c_gpio_cfgpin(S5PV310_GPC0(1), S3C_GPIO_SFN(4)); + s3c_gpio_cfgpin(S5PV310_GPC0(2), S3C_GPIO_SFN(4)); + s3c_gpio_cfgpin(S5PV310_GPC0(3), S3C_GPIO_SFN(4)); + s3c_gpio_cfgpin(S5PV310_GPC0(4), S3C_GPIO_SFN(4)); + + return 0; +} + +static struct resource s5pv310_ac97_resource[] = { + [0] = { + .start = S5PV310_PA_AC97, + .end = S5PV310_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 = s5pv310_ac97_cfg_gpio, +}; + +static u64 s5pv310_ac97_dmamask = DMA_BIT_MASK(32); + +struct platform_device s5pv310_device_ac97 = { + .name = "samsung-ac97", + .id = -1, + .num_resources = ARRAY_SIZE(s5pv310_ac97_resource), + .resource = s5pv310_ac97_resource, + .dev = { + .platform_data = &s3c_ac97_pdata, + .dma_mask = &s5pv310_ac97_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, +};