Hi,
On Tue, Dec 27, 2016 at 1:47 AM, Emmanuel Vadot <manu@xxxxxxxxxxxxxxxx> wrote:
> The spi0 controller on the A20 have up to 4 CS (Chip Select) while the
> others three only have 1.
> Add the num-cs property to each node.
> The current driver doesn't read this property but this is useful for
> downstream user of DTS (FreeBSD for example).
>
> Signed-off-by: Emmanuel Vadot <manu@xxxxxxxxxxxxxxxx>
> ---
>
> Changes in v2:
> * Explain that driver doesn't support this but that it is useful
> for downstream users of DTS.
>
> arch/arm/boot/dts/sun7i-a20.dtsi | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi
> index 94cf5a1c7172..ed21982c81cb 100644
> --- a/arch/arm/boot/dts/sun7i-a20.dtsi
> +++ b/arch/arm/boot/dts/sun7i-a20.dtsi
> @@ -871,6 +871,7 @@
> status = "disabled";
> #address-cells = <1>;
> #size-cells = <0>;
> + num-cs = 4;
The numbers need to be enclosed in angle brackets.
ChenYu
> };
>
> spi1: spi@01c06000 {
> @@ -885,6 +886,7 @@
> status = "disabled";
> #address-cells = <1>;
> #size-cells = <0>;
> + num-cs = 1;
> };
>
> emac: ethernet@01c0b000 {
> @@ -1037,6 +1039,7 @@
> status = "disabled";
> #address-cells = <1>;
> #size-cells = <0>;
> + num-cs = 1;
> };
>
> ahci: sata@01c18000 {
> @@ -1079,6 +1082,7 @@
> status = "disabled";
> #address-cells = <1>;
> #size-cells = <0>;
> + num-cs = 1;
> };
>
> pio: pinctrl@01c20800 {
> --
> 2.11.0
>
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