On Mon, Feb 26, 2018 at 9:54 PM, Sergei Shtylyov
<sergei.shtylyov@xxxxxxxxxxxxxxxxxx> wrote:
> Define the generic R8A77970 parts of the I2C[0-4] device node.
>
> Based on the original (and large) patch by Daisuke Matsushita
> <daisuke.matsushita.ns@xxxxxxxxxxx>.
>
> Signed-off-by: Vladimir Barinov <vladimir.barinov@xxxxxxxxxxxxxxxxxx>
> Signed-off-by: Sergei Shtylyov <sergei.shtylyov@xxxxxxxxxxxxxxxxxx>
>
> ---
> Changes in version 2:
> - made use of the SYSC power domain #define's;
> - moved the I2C nodes before HSCIF nodes.
auto-repeat below...
> arch/arm64/boot/dts/renesas/r8a77970.dtsi | 88 ++++++++++++++++++++++++++++++
> 1 file changed, 88 insertions(+)
>
> Index: renesas/arch/arm64/boot/dts/renesas/r8a77970.dtsi
> ===================================================================
> --- renesas.orig/arch/arm64/boot/dts/renesas/r8a77970.dtsi
> +++ renesas/arch/arm64/boot/dts/renesas/r8a77970.dtsi
> @@ -19,6 +19,14 @@
> #address-cells = <2>;
> #size-cells = <2>;
>
> + aliases {
> + i2c0 = &i2c0;
> + i2c1 = &i2c1;
> + i2c2 = &i2c2;
> + i2c3 = &i2c3;
> + i2c4 = &i2c4;
> + };
> +
> psci {
> compatible = "arm,psci-1.0", "arm,psci-0.2";
> method = "smc";
> @@ -338,6 +346,86 @@
> <&ipmmu_ds1 22>, <&ipmmu_ds1 23>;
> };
>
> + i2c0: i2c@e6500000 {
> + compatible = "renesas,i2c-r8a77970",
> + "renesas,rcar-gen3-i2c";
> + reg = <0 0xe6500000 0 0x40>;
> + interrupts = <GIC_SPI 287 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&cpg CPG_MOD 931>;
> + power-domains = <&sysc R8A77970_PD_ALWAYS_ON>;
> + resets = <&cpg 931>;
> + dmas = <&dmac1 0x91>, <&dmac1 0x90>;
Can't all five i2c interfaces be used with both dmac1 and dmac2?
With that fixed:
Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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