On Tue, Oct 15, 2013 at 02:20:06PM +0400, Valentine Barshak wrote:
> This deprecates the "rcar-sata" compatibility string
> and adds the "sata-r8a7779" which complies to the
> preferred <unit>-<soc> format for SH-Mobile devices.
> The DT bindings are documented.
>
> Signed-off-by: Valentine Barshak <[email protected]>
> ---
> Documentation/devicetree/bindings/ata/sata_rcar.txt | 15 +++++++++++++++
> arch/arm/boot/dts/r8a7779.dtsi | 2 +-
> drivers/ata/sata_rcar.c | 3 ++-
> 3 files changed, 18 insertions(+), 2 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/ata/sata_rcar.txt
>
> diff --git a/Documentation/devicetree/bindings/ata/sata_rcar.txt
> b/Documentation/devicetree/bindings/ata/sata_rcar.txt
> new file mode 100644
> index 0000000..0719115
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/ata/sata_rcar.txt
> @@ -0,0 +1,15 @@
> +* Renesas R-Car SATA
> +
> +Required properties:
> +- compatible : should contain "renesas,sata-r8a7779";
> +- reg : offset and length of the SATA registers;
> +- interrupts : must consist of one interrupt specifier.
> +
> +Example:
> +
> +sata: sata@fc600000 {
> + compatible = "renesas,sata-r8a7779";
> + reg = <0xfc600000 0x2000>;
> + interrupt-parent = <&gic>;
> + interrupts = <0 100 0x4>;
> +};
> diff --git a/arch/arm/boot/dts/r8a7779.dtsi b/arch/arm/boot/dts/r8a7779.dtsi
> index da61d27..b1747f5 100644
> --- a/arch/arm/boot/dts/r8a7779.dtsi
> +++ b/arch/arm/boot/dts/r8a7779.dtsi
> @@ -201,7 +201,7 @@
> };
>
> sata: sata@fc600000 {
> - compatible = "renesas,rcar-sata";
> + compatible = "renesas,sata-r8a7779";
> reg = <0xfc600000 0x2000>;
> interrupt-parent = <&gic>;
> interrupts = <0 100 0x4>;
I think that I would prefer it if the above hunk was submitted
as a patch after the rest of the series has been merged.
After all, renesas,rcar-sata will remain usable exactly for
the purpose of backwards-compatibility. So there is no need
for an atomic change across different subsystems.
> diff --git a/drivers/ata/sata_rcar.c b/drivers/ata/sata_rcar.c
> index c2d95e9..a625cc5 100644
> --- a/drivers/ata/sata_rcar.c
> +++ b/drivers/ata/sata_rcar.c
> @@ -893,7 +893,8 @@ static const struct dev_pm_ops sata_rcar_pm_ops = {
> #endif
>
> static struct of_device_id sata_rcar_match[] = {
> - { .compatible = "renesas,rcar-sata", },
> + { .compatible = "renesas,rcar-sata", }, /* Deprecated */
> + { .compatible = "renesas,sata-r8a7779", },
> {},
> };
> MODULE_DEVICE_TABLE(of, sata_rcar_match);
> --
> 1.8.3.1
>
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