[PATCH 3/4] ARM: da850-evm: add a fixed regulator for the UI board IO expander

Sekhar Nori nsekhar at ti.com
Mon Feb 20 02:21:03 PST 2017


On Thursday 16 February 2017 11:51 PM, Bartosz Golaszewski wrote:
> Without this regulator the tca6416 GPIO expander on the UI board can't
> be probed in board file mode and we're not getting VPIF IRQs.
> 
> Signed-off-by: Bartosz Golaszewski <bgolaszewski at baylibre.com>
> ---
>  arch/arm/mach-davinci/board-da850-evm.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c
> index 0b9ff2a..1b6a07b 100644
> --- a/arch/arm/mach-davinci/board-da850-evm.c
> +++ b/arch/arm/mach-davinci/board-da850-evm.c
> @@ -828,6 +828,9 @@ static struct regulator_consumer_supply fixed_supplies[] = {
>  
>  	/* Baseboard 1.8V: 5V -> TPS73701DCQ -> 1.8V */
>  	REGULATOR_SUPPLY("DVDD", "1-0018"),
> +
> +	/* Dummy regulator for the UI board IO expander. */

Instead may be:

	/* UI card 3.3V: 5V -> TPS73701DCQ -> 3.3V */

> +	REGULATOR_SUPPLY("vcc", "1-0020"),

Thanks,
Sekhar



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