[PATCH v5 1/2] dt-bindings: mmc: Document Aspeed SD controller

Joel Stanley joel at jms.id.au
Thu Aug 15 15:36:11 AEST 2019


On Wed, 7 Aug 2019 at 00:38, Andrew Jeffery <andrew at aj.id.au> wrote:
>
> The ASPEED SD/SDIO/MMC controller exposes two slots implementing the
> SDIO Host Specification v2.00, with 1 or 4 bit data buses, or an 8 bit
> data bus if only a single slot is enabled.
>
> Signed-off-by: Andrew Jeffery <andrew at aj.id.au>

Reviewed-by: Joel Stanley <joel at jms.id.au>

Two minor comments below.

> +++ b/Documentation/devicetree/bindings/mmc/aspeed,sdhci.yaml
> @@ -0,0 +1,105 @@
> +# SPDX-License-Identifier: GPL-2.0-or-later

No "Copyright IBM" ?

> +%YAML 1.2
> +---

> +
> +examples:
> +  - |
> +    #include <dt-bindings/clock/aspeed-clock.h>
> +    sdc at 1e740000 {
> +            compatible = "aspeed,ast2500-sd-controller";
> +            reg = <0x1e740000 0x100>;
> +            #address-cells = <1>;
> +            #size-cells = <1>;
> +            ranges = <0 0x1e740000 0x10000>;

According to the datasheet this could be 0x20000. It does not matter
though, as there's nothing in it past 0x300.

Cheers,

Joel


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