Re: [PATCH 4/5] ARM: berlin: Add AHCI and SATA PHY nodes to BG2

From: Antoine Tenart
Date: Thu Oct 16 2014 - 05:59:54 EST


Hi Sebastian,

On Sat, Oct 11, 2014 at 05:41:12PM +0200, Sebastian Hesselbarth wrote:
>
> + ahci: sata@e90000 {
> + compatible = "marvell,berlin2-ahci", "generic-ahci";
> + reg = <0xe90000 0x1000>;
> + interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&chip CLKID_SATA>;
> + #address-cells = <1>;
> + #size-cells = <0>;
> + status = "disabled";

The ahci generic driver actually returns -ENODEV if no port is
activated. There is no need to disable it from there.

> +
> + sata0: sata-port@0 {
> + reg = <0>;
> + phys = <&sata_phy 0>;
> + status = "disabled";
> + };
> +
> + sata1: sata-port@1 {
> + reg = <1>;
> + phys = <&sata_phy 1>;
> + status = "disabled";
> + };
> + };

Antoine

--
Antoine Ténart, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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