[PATCH] ARM: dts: at91: sama5d2_xplained: remove PA11__SDMMC0_VDDSEL from pinctrl
Nicolas Ferre
nicolas.ferre at microchip.com
Wed Dec 8 05:06:26 PST 2021
On 08/12/2021 at 12:27, Eugen Hristev - M18282 wrote:
> On 12/8/21 1:22 PM, Nicolas Ferre wrote:
>> On 26/10/2021 at 15:20, Eugen Hristev wrote:
>>> From: Mihai Sain <mihai.sain at microchip.com>
>>>
>>> I/O voltage for eMMC is always 3.3V because PA11__SDMMC0_VDDSEL is
>>> tied with 10K resistor to GND. U13 switch S1 is always selected as
>>> voltage rail of 3.3V for VCCQ power pin from MPU controller and eMMC
>>> flash.
>>> Removing PA11 from pinctrl because it remains unused.
>>>
>>> Signed-off-by: Mihai Sain <mihai.sain at microchip.com>
>>
>> Acked-by: Nicolas Ferre <nicolas.ferre at microchip.com>
>
> You can also add my
> Reviewed-by: Eugen Hristev <eugen.hristev at microchip.com>
>
> and also
> Signed-off-by: Eugen Hristev <eugen.hristev at microchip.com>
> because I sent the patch.
Sure Eugen: Done. Best regards,
Nicolas
>>> ---
>>> arch/arm/boot/dts/at91-sama5d2_xplained.dts | 5 ++---
>>> 1 file changed, 2 insertions(+), 3 deletions(-)
>>>
>>> diff --git a/arch/arm/boot/dts/at91-sama5d2_xplained.dts
>>> b/arch/arm/boot/dts/at91-sama5d2_xplained.dts
>>> index b1e854f658de..9bf2ec0ba3e2 100644
>>> --- a/arch/arm/boot/dts/at91-sama5d2_xplained.dts
>>> +++ b/arch/arm/boot/dts/at91-sama5d2_xplained.dts
>>> @@ -66,7 +66,7 @@ sdmmc0: sdio-host at a0000000 {
>>> pinctrl-names = "default";
>>> pinctrl-0 = <&pinctrl_sdmmc0_default>;
>>> non-removable;
>>> - mmc-ddr-1_8v;
>>> + mmc-ddr-3_3v;
>>> status = "okay";
>>> };
>>> @@ -619,10 +619,9 @@ cmd_data {
>>> bias-disable;
>>> };
>>> - ck_cd_rstn_vddsel {
>>> + ck_cd_rstn {
>>> pinmux = <PIN_PA0__SDMMC0_CK>,
>>> <PIN_PA10__SDMMC0_RSTN>,
>>> - <PIN_PA11__SDMMC0_VDDSEL>,
>>> <PIN_PA13__SDMMC0_CD>;
>>> bias-disable;
>>> };
>>>
>>
>>
>
--
Nicolas Ferre
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