[PATCH v3 3/5] ARM: dts: stm32: enable ltdc binding with ili9341 on stm32429-disco board

Linus Walleij linus.walleij at linaro.org
Thu May 14 08:24:28 UTC 2020


On Tue, May 12, 2020 at 9:04 AM <dillon.minfei at gmail.com> wrote:

> From: dillon min <dillon.minfei at gmail.com>
>
> Enable the ltdc & ili9341 on stm32429-disco board.
>
> Signed-off-by: dillon min <dillon.minfei at gmail.com>

This mostly looks good but...

> +&spi5 {
> +       status = "okay";
> +       pinctrl-0 = <&spi5_pins>;
> +       pinctrl-names = "default";
> +       #address-cells = <1>;
> +       #size-cells = <0>;
> +       cs-gpios = <&gpioc 2 GPIO_ACTIVE_LOW>;
> +       dmas = <&dma2 3 2 0x400 0x0>,
> +              <&dma2 4 2 0x400 0x0>;
> +       dma-names = "rx", "tx";

These DMA assignments seem to be SoC things and should
rather be in the DTS(I) file where &spi5 is defined, right?
stm32f429.dtsi I suppose?

It is likely the same no matter which device is using spi5.

Yours,
Linus Walleij


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