Re: [PATCH 6/6] atmel-mci: Platform driver MMC slot power control

From: Ryan Mallon
Date: Tue Jun 16 2009 - 21:21:57 EST


Rob Emanuele wrote:
> Add support to the at91sam9g20ek_2mmc platform (board-sam9g20ek-2slot-mmc.c) and support files for a VCC pin using the atmel-mci driver.
>
> Signed-off-by: Rob Emanuele <rob@xxxxxxxxxxx>
> ---
> arch/arm/mach-at91/at91sam9260_devices.c | 2 ++
> arch/arm/mach-at91/board-sam9g20ek-2slot-mmc.c | 3 +++
> 2 files changed, 5 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/mach-at91/at91sam9260_devices.c b/arch/arm/mach-at91/at91sam9260_devices.c
> index c372f4f..7634632 100644
> --- a/arch/arm/mach-at91/at91sam9260_devices.c
> +++ b/arch/arm/mach-at91/at91sam9260_devices.c
> @@ -328,6 +328,8 @@ void __init at91_add_device_mci(short mmc_id, struct mci_platform_data *data)
> }
> if (data->slot[i].wp_pin)
> at91_set_gpio_input(data->slot[i].wp_pin, 1);
> + if (data->slot[i].vcc_pin)
> + at91_set_gpio_output(data->slot[i].vcc_pin, 0);
>

Can use gpio_direction_output on these.

~Ryan

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