Re: [PATCH v6 2/3] ARM: dts: imx7: add GPMI NAND and APBH DMA

Han Xu
2017-06-09T19:17:03Z

On 06/08/2017 05:34 PM, Stefan Agner wrote:
> Add i.MX 7 APBH DMA and GPMI NAND modules.
>
> Signed-off-by: Stefan Agner <stefan@agner.ch>
> Tested-by: Fabio Estevam <fabio.estevam@nxp.com>
Acked-by: Han Xu <han.xu@nxp.com>
> ---
> arch/arm/boot/dts/imx7s.dtsi | 31 +++++++++++++++++++++++++++++++
> 1 file changed, 31 insertions(+)
>
> diff --git a/arch/arm/boot/dts/imx7s.dtsi b/arch/arm/boot/dts/imx7s.dtsi
> index c4f12fd..4902f62 100644
> --- a/arch/arm/boot/dts/imx7s.dtsi
> +++ b/arch/arm/boot/dts/imx7s.dtsi
> @@ -995,5 +995,36 @@
> status = "disabled";
> };
> };
> +
> + dma_apbh: dma-apbh@33000000 {
> + compatible = "fsl,imx7d-dma-apbh", "fsl,imx28-dma-apbh";
> + reg = <0x33000000 0x2000>;
> + interrupts = <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>,
> + <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
> + interrupt-names = "gpmi0", "gpmi1", "gpmi2", "gpmi3";
> + #dma-cells = <1>;
> + dma-channels = <4>;
> + clocks = <&clks IMX7D_NAND_USDHC_BUS_RAWNAND_CLK>;
> + };
> +
> + gpmi: gpmi-nand@33002000{
> + compatible = "fsl,imx7d-gpmi-nand";
> + #address-cells = <1>;
> + #size-cells = <1>;
> + reg = <0x33002000 0x2000>, <0x33004000 0x4000>;
> + reg-names = "gpmi-nand", "bch";
> + interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>;
> + interrupt-names = "bch";
> + clocks = <&clks IMX7D_NAND_RAWNAND_CLK>,
> + <&clks IMX7D_NAND_USDHC_BUS_RAWNAND_CLK>;
> + clock-names = "gpmi_io", "gpmi_bch_apb";
> + dmas = <&dma_apbh 0>;
> + dma-names = "rx-tx";
> + status = "disabled";
> + assigned-clocks = <&clks IMX7D_NAND_ROOT_SRC>;
> + assigned-clock-parents = <&clks IMX7D_PLL_ENET_MAIN_500M_CLK>;
> + };
> };
> };