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SubjectRe: [PATCH v1 3/5] ARM: imx28evk: add mmc dt support
On 16:47 Tue 13 Mar     , Dong Aisheng wrote:
> From: Dong Aisheng <dong.aisheng@linaro.org>
>
> Signed-off-by: Dong Aisheng <dong.aisheng@linaro.org>
> ---
> arch/arm/boot/dts/imx28-evk.dts | 14 ++++++++++++++
> arch/arm/boot/dts/imx28.dtsi | 33 +++++++++++++++++++++++++++++++++
> arch/arm/mach-mxs/imx28-dt.c | 2 ++
> 3 files changed, 49 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/boot/dts/imx28-evk.dts b/arch/arm/boot/dts/imx28-evk.dts
> index 9758dc4..61350ab 100644
> --- a/arch/arm/boot/dts/imx28-evk.dts
> +++ b/arch/arm/boot/dts/imx28-evk.dts
> @@ -21,6 +21,20 @@
> reg = <0x40000000 0x08000000>;
> };
>
> + apb@80000000 {
> + apbh@80000000 {
> + mmc1: ssp@80010000 {
> + slot-8bit;
> + status = "okay";
> + };
> +
> + mmc2: ssp@80012000 {
> + slot-8bit;
> + status = "okay";
> + };
> + };
> + };
> +
> ahb@80080000 {
> fec@800f0000 {
> phy-mode = "rmii";
> diff --git a/arch/arm/boot/dts/imx28.dtsi b/arch/arm/boot/dts/imx28.dtsi
> index acf0dab..71c7bfb 100644
> --- a/arch/arm/boot/dts/imx28.dtsi
> +++ b/arch/arm/boot/dts/imx28.dtsi
> @@ -46,6 +46,39 @@
> #interrupt-cells = <1>;
> reg = <0x80000000 0x2000>;
> };
> +
> + ssp@80010000 {
> + compatible = "fsl,imx28-mmc";
> + reg = <0x80010000 2000>;
> + /* <irq_err irq_dma> */
> + interrupts = <96 82>;
> + dma_channel = <0>;
> + status = "disabled";
> + };
> +
> + ssp@80012000 {
> + compatible = "fsl,imx28-mmc";
> + reg = <0x80012000 2000>;
> + interrupts = <97 83>;
> + dma_channel = <1>;
> + status = "disabled";
> + };
> +
> + ssp@80014000 {
> + compatible = "fsl,imx28-mmc";
> + reg = <0x80014000 2000>;
> + interrupts = <98 84>;
> + dma_channel = <2>;
> + status = "disabled";
> + };
> +
> + ssp@80016000 {
> + compatible = "fsl,imx28-mmc";
> + reg = <0x80016000 2000>;
> + interrupts = <99 85>;
> + dma_channel = <3>;
> + status = "disabled";
> + };
> };
>
> apbx@80040000 {
> diff --git a/arch/arm/mach-mxs/imx28-dt.c b/arch/arm/mach-mxs/imx28-dt.c
> index 78d1129..429b88e 100644
> --- a/arch/arm/mach-mxs/imx28-dt.c
> +++ b/arch/arm/mach-mxs/imx28-dt.c
> @@ -23,6 +23,8 @@ static const struct of_dev_auxdata imx28_auxdata_lookup[] __initconst = {
> OF_DEV_AUXDATA("arm,pl011", MX28_DUART_BASE_ADDR, "duart", NULL),
> OF_DEV_AUXDATA("fsl,imx28-fec", MX28_ENET_MAC0_BASE_ADDR, "imx28-fec.0", NULL),
> OF_DEV_AUXDATA("fsl,imx28-fec", MX28_ENET_MAC1_BASE_ADDR, "imx28-fec.1", NULL),
> + OF_DEV_AUXDATA("fsl,imx28-mmc", MX28_SSP0_BASE_ADDR, "mxs-mmc.0", NULL),
> + OF_DEV_AUXDATA("fsl,imx28-mmc", MX28_SSP1_BASE_ADDR, "mxs-mmc.1", NULL),
do we really need to continue to add OF_DEV_AUXDATA

instead add a clkdev entry

IIRC OF_DEV_AUXDATA was a temporary solution, we need to stop to use it more
and more

Best Reards,
J.


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