Messages in this thread Patch in this message | | | From | Ludovic Desroches <> | Subject | [PATCH] ARM: dts: at91: sama5d2_ptc_ek: fix nand pinctrl | Date | Fri, 7 Sep 2018 10:18:51 +0200 |
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The drive strength has to be set to medium otherwise some data corruption may happen.
Signed-off-by: Ludovic Desroches <ludovic.desroches@microchip.com> ---
Hi,
This fix depends on the support of the drive-strength for the atmel pio4 pinctroller. It has been added in v4.19 but I omitted to send it at the same time.
Ludovic
arch/arm/boot/dts/at91-sama5d2_ptc_ek.dts | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/arch/arm/boot/dts/at91-sama5d2_ptc_ek.dts b/arch/arm/boot/dts/at91-sama5d2_ptc_ek.dts index b10dccd0958f..3b1baa8605a7 100644 --- a/arch/arm/boot/dts/at91-sama5d2_ptc_ek.dts +++ b/arch/arm/boot/dts/at91-sama5d2_ptc_ek.dts @@ -11,6 +11,7 @@ #include "sama5d2-pinfunc.h" #include <dt-bindings/mfd/atmel-flexcom.h> #include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/pinctrl/at91.h> / { model = "Atmel SAMA5D2 PTC EK"; @@ -299,6 +300,7 @@ <PIN_PA30__NWE_NANDWE>, <PIN_PB2__NRD_NANDOE>; bias-pull-up; + atmel,drive-strength = <ATMEL_PIO_DRVSTR_ME>; }; ale_cle_rdy_cs { -- 2.12.2
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