Re: [PATCH v3 18/20] dt-bindings: qcom_nandc: IPQ8074 QPIC NAND documentation

From: Rob Herring
Date: Thu Aug 10 2017 - 16:30:18 EST


On Sat, Aug 05, 2017 at 09:49:56PM +0530, Abhishek Sahu wrote:
> Qualcom IPQ8074 SoC uses QPIC NAND controller version 1.5.0
> which uses BAM DMA Engine.
>
> Signed-off-by: Abhishek Sahu <absahu@xxxxxxxxxxxxxx>
> ---
> Documentation/devicetree/bindings/mtd/qcom_nandc.txt | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/devicetree/bindings/mtd/qcom_nandc.txt b/Documentation/devicetree/bindings/mtd/qcom_nandc.txt
> index d93b952..8dfa543 100644
> --- a/Documentation/devicetree/bindings/mtd/qcom_nandc.txt
> +++ b/Documentation/devicetree/bindings/mtd/qcom_nandc.txt
> @@ -6,6 +6,8 @@ Required properties:
> SoC and it uses ADM DMA
> * "qcom,ipq4019-nand" - for QPIC NAND controller v1.4.0 being used in
> IPQ4019 SoC and it uses BAM DMA
> + * "qcom,ipq8074-nand" - for QPIC NAND controller v1.5.0 being used in
> + IPQ8074 SoC and it uses BAM DMA
>
> - reg: MMIO address range
> - clocks: must contain core clock and always on clock
> @@ -97,7 +99,7 @@ nand-controller@1ac00000 {
> };
>
> nand-controller@79b0000 {
> - compatible = "qcom,ipq4019-nand";
> + compatible = "qcom,ipq4019-nand", "qcom,ipq8074-nand";

The order here should be reversed as 8074 is the newer one. And if 4019
is the fallback compatible, that needs to be documented above.

Rob