[PATCH v4 2/3] at91: add parameters for at91_add_device_isi function
Guennadi Liakhovetski
g.liakhovetski at gmx.de
Mon Oct 17 10:22:39 EDT 2011
On Tue, 11 Oct 2011, Josh Wu wrote:
> This patch add parameters for at91_add_device_isi function
>
> Signed-off-by: Josh Wu <josh.wu at atmel.com>
> ---
> arch/arm/mach-at91/at91sam9263_devices.c | 13 ++++++++++---
> arch/arm/mach-at91/include/mach/board.h | 4 +++-
> 2 files changed, 13 insertions(+), 4 deletions(-)
>
> diff --git a/arch/arm/mach-at91/at91sam9263_devices.c b/arch/arm/mach-at91/at91sam9263_devices.c
> index a050f41..7990e8e 100644
> --- a/arch/arm/mach-at91/at91sam9263_devices.c
> +++ b/arch/arm/mach-at91/at91sam9263_devices.c
> @@ -885,7 +885,8 @@ static struct platform_device at91sam9263_isi_device = {
> .num_resources = ARRAY_SIZE(isi_resources),
> };
>
> -void __init at91_add_device_isi(void)
> +void __init at91_add_device_isi(struct isi_platform_data * data,
Not sure if anything in CodingStyle prohibits this, but the rest of this
file uses
static type fn(struct s *p)
i.e., without an extra space after the '*'. Would be better to keep that
style.
> + bool use_pck_as_mck)
> {
> at91_set_A_periph(AT91_PIN_PE0, 0); /* ISI_D0 */
> at91_set_A_periph(AT91_PIN_PE1, 0); /* ISI_D1 */
> @@ -898,14 +899,20 @@ void __init at91_add_device_isi(void)
> at91_set_A_periph(AT91_PIN_PE8, 0); /* ISI_PCK */
> at91_set_A_periph(AT91_PIN_PE9, 0); /* ISI_HSYNC */
> at91_set_A_periph(AT91_PIN_PE10, 0); /* ISI_VSYNC */
> - at91_set_B_periph(AT91_PIN_PE11, 0); /* ISI_MCK (PCK3) */
> at91_set_B_periph(AT91_PIN_PE12, 0); /* ISI_PD8 */
> at91_set_B_periph(AT91_PIN_PE13, 0); /* ISI_PD9 */
> at91_set_B_periph(AT91_PIN_PE14, 0); /* ISI_PD10 */
> at91_set_B_periph(AT91_PIN_PE15, 0); /* ISI_PD11 */
> +
> + if (use_pck_as_mck) {
> + at91_set_B_periph(AT91_PIN_PE11, 0); /* ISI_MCK (PCK3) */
> +
> + /* TODO: register the PCK for ISI_MCK and set its parent */
> + }
> }
> #else
> -void __init at91_add_device_isi(void) {}
> +void __init at91_add_device_isi(struct isi_platform_data * data,
same - no extra space.
> + int use_pck_as_mck) {}
> #endif
>
>
> diff --git a/arch/arm/mach-at91/include/mach/board.h b/arch/arm/mach-at91/include/mach/board.h
> index ed544a0..731c449 100644
> --- a/arch/arm/mach-at91/include/mach/board.h
> +++ b/arch/arm/mach-at91/include/mach/board.h
> @@ -183,7 +183,9 @@ extern void __init at91_add_device_lcdc(struct atmel_lcdfb_info *data);
> extern void __init at91_add_device_ac97(struct ac97c_platform_data *data);
>
> /* ISI */
> -extern void __init at91_add_device_isi(void);
> +struct isi_platform_data;
> +extern void __init at91_add_device_isi(struct isi_platform_data *data,
> + bool use_pck_as_mck);
>
> /* Touchscreen Controller */
> struct at91_tsadcc_data {
> --
> 1.6.3.3
Thanks
Guennadi
---
Guennadi Liakhovetski, Ph.D.
Freelance Open-Source Software Developer
http://www.open-technology.de/
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