Hi Russell,
On ven., janv. 13 2017, Russell King <rmk+kernel@xxxxxxxxxxxxxxx> wrote:
> Testing with an Armada 8040 board shows that adding the generic-ahci
> compatible to the CP110 AHCI nodes gets us working AHCI on the board.
> A previous patch series posted by Thomas Petazzoni was retracted when
> it was realised that the IP was supposed to be, and is, compatible
> with the standard register layout.
>
> Add this compatible.
Applied on mvebu/dt64
(not that it didn't apply cleanly on the mainline because in mainline we
don't use yet the ICU for the interrupt)
Thanks,
Gregory
>
> Signed-off-by: Russell King <rmk+kernel@xxxxxxxxxxxxxxx>
> ---
> arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi | 3 ++-
> arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi | 3 ++-
> 2 files changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi b/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi
> index 464b491c7291..65ad781d7910 100644
> --- a/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi
> +++ b/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi
> @@ -128,7 +128,8 @@
> };
>
> cpm_sata0: sata@540000 {
> - compatible = "marvell,armada-8k-ahci";
> + compatible = "marvell,armada-8k-ahci",
> + "generic-ahci";
> reg = <0x540000 0x30000>;
> interrupts = <ICU_GRP_NSR 107 IRQ_TYPE_LEVEL_HIGH>;
> clocks = <&cpm_syscon0 1 15>;
> diff --git a/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi b/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi
> index b10f4781d8fb..168d667d50a3 100644
> --- a/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi
> +++ b/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi
> @@ -128,7 +128,8 @@
> };
>
> cps_sata0: sata@540000 {
> - compatible = "marvell,armada-8k-ahci";
> + compatible = "marvell,armada-8k-ahci",
> + "generic-ahci";
> reg = <0x540000 0x30000>;
> interrupts = <ICU_GRP_NSR 107 IRQ_TYPE_LEVEL_HIGH>;
> clocks = <&cps_syscon0 1 15>;
> --
> 2.7.4
>
--
Gregory Clement, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com
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