On 10/15/2010 03:49 AM, Mika Westerberg wrote:
> Add platform support for the EP93xx AC97 controller driver.
>
> Signed-off-by: Mika Westerberg <mika.westerberg@xxxxxx>
> ---
> arch/arm/mach-ep93xx/core.c | 34 +++++++++++++++++++++++
> arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h | 1 +
> arch/arm/mach-ep93xx/include/mach/platform.h | 1 +
> 3 files changed, 36 insertions(+), 0 deletions(-)
Looks good.
Acked-by: Ryan Mallon <ryan@xxxxxxxxxxxxxxxx>
> diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c
> index 1990e22..ffdf87b 100644
> --- a/arch/arm/mach-ep93xx/core.c
> +++ b/arch/arm/mach-ep93xx/core.c
> @@ -832,6 +832,40 @@ void ep93xx_i2s_release(void)
> }
> EXPORT_SYMBOL(ep93xx_i2s_release);
>
> +/*************************************************************************
> + * EP93xx AC97 audio peripheral handling
> + *************************************************************************/
> +static struct resource ep93xx_ac97_resources[] = {
> + {
> + .start = EP93XX_AAC_PHYS_BASE,
> + .end = EP93XX_AAC_PHYS_BASE + 0xb0 - 1,
> + .flags = IORESOURCE_MEM,
> + },
> + {
> + .start = IRQ_EP93XX_AACINTR,
> + .end = IRQ_EP93XX_AACINTR,
> + .flags = IORESOURCE_IRQ,
> + },
> +};
> +
> +static struct platform_device ep93xx_ac97_device = {
> + .name = "ep93xx-ac97",
> + .id = -1,
> + .num_resources = ARRAY_SIZE(ep93xx_ac97_resources),
> + .resource = ep93xx_ac97_resources,
> +};
> +
> +void __init ep93xx_register_ac97(void)
> +{
> + /*
> + * Make sure that the AC97 pins are not used by I2S.
> + */
> + ep93xx_devcfg_clear_bits(EP93XX_SYSCON_DEVCFG_I2SONAC97);
> +
> + platform_device_register(&ep93xx_ac97_device);
> + platform_device_register(&ep93xx_pcm_device);
> +}
> +
> extern void ep93xx_gpio_init(void);
>
> void __init ep93xx_init_devices(void)
> diff --git a/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h b/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h
> index c54b3e5..9ac4d10 100644
> --- a/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h
> +++ b/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h
> @@ -105,6 +105,7 @@
> #define EP93XX_GPIO_B_INT_STATUS EP93XX_GPIO_REG(0xbc)
> #define EP93XX_GPIO_EEDRIVE EP93XX_GPIO_REG(0xc8)
>
> +#define EP93XX_AAC_PHYS_BASE EP93XX_APB_PHYS(0x00080000)
> #define EP93XX_AAC_BASE EP93XX_APB_IOMEM(0x00080000)
>
> #define EP93XX_SPI_PHYS_BASE EP93XX_APB_PHYS(0x000a0000)
> diff --git a/arch/arm/mach-ep93xx/include/mach/platform.h b/arch/arm/mach-ep93xx/include/mach/platform.h
> index 3330b36..5066045 100644
> --- a/arch/arm/mach-ep93xx/include/mach/platform.h
> +++ b/arch/arm/mach-ep93xx/include/mach/platform.h
> @@ -61,6 +61,7 @@ void ep93xx_keypad_release_gpio(struct platform_device *pdev);
> void ep93xx_register_i2s(void);
> int ep93xx_i2s_acquire(unsigned i2s_pins, unsigned i2s_config);
> void ep93xx_i2s_release(void);
> +void ep93xx_register_ac97(void);
>
> void ep93xx_init_devices(void);
> extern struct sys_timer ep93xx_timer;
--
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Ryan Mallon 5 Amuri Park, 404 Barbadoes St
ryan@xxxxxxxxxxxxxxxx PO Box 13 889, Christchurch 8013
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