Re: [PATCH v2 4/5] ARM: dts: DRA7: add entry for qspi mmap region

From: Rob Herring
Date: Thu Nov 05 2015 - 11:37:12 EST


On Tue, Nov 03, 2015 at 03:36:13PM +0530, Vignesh R wrote:
> Add qspi memory mapped region entries for DRA7xx based SoCs. Also,
> update the binding documents for the controller to document this change.
>
> Signed-off-by: Vignesh R <vigneshr@xxxxxx>

You don't really need an example for every possibility, but

Acked-by: Rob Herring <robh@xxxxxxxxxx>

> ---
> Documentation/devicetree/bindings/spi/ti_qspi.txt | 13 +++++++++++++
> arch/arm/boot/dts/dra7.dtsi | 6 ++++--
> 2 files changed, 17 insertions(+), 2 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/spi/ti_qspi.txt b/Documentation/devicetree/bindings/spi/ti_qspi.txt
> index 601a360531a5..f05dd631bef1 100644
> --- a/Documentation/devicetree/bindings/spi/ti_qspi.txt
> +++ b/Documentation/devicetree/bindings/spi/ti_qspi.txt
> @@ -26,3 +26,16 @@ qspi: qspi@4b300000 {
> spi-max-frequency = <25000000>;
> ti,hwmods = "qspi";
> };
> +
> +For dra7xx:
> +qspi: qspi@4b300000 {
> + compatible = "ti,dra7xxx-qspi";
> + reg = <0x4b300000 0x100>, <0x4a002558 0x4>,
> + <0x5c000000 0x4000000>;
> + reg-names = "qspi_base", "qspi_ctrlmod",
> + "qspi_mmap";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + spi-max-frequency = <48000000>;
> + ti,hwmods = "qspi";
> +};
> diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi
> index e289c706d27d..13c2f10ec217 100644
> --- a/arch/arm/boot/dts/dra7.dtsi
> +++ b/arch/arm/boot/dts/dra7.dtsi
> @@ -1108,8 +1108,10 @@
>
> qspi: qspi@4b300000 {
> compatible = "ti,dra7xxx-qspi";
> - reg = <0x4b300000 0x100>;
> - reg-names = "qspi_base";
> + reg = <0x4b300000 0x100>, <0x4a002558 0x4>,
> + <0x5c000000 0x4000000>;
> + reg-names = "qspi_base", "qspi_ctrlmod",
> + "qspi_mmap";
> #address-cells = <1>;
> #size-cells = <0>;
> ti,hwmods = "qspi";
> --
> 2.6.2
>
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