On Fri, 26 Aug 2016, Peter Griffin wrote:
> These nodes are required to get the fdma driver working
> on STiH407 based silicon.
>
> Signed-off-by: Peter Griffin <peter.griffin@xxxxxxxxxx>
> ---
> arch/arm/boot/dts/stih407-family.dtsi | 52 +++++++++++++++++++++++++++++++++++
> 1 file changed, 52 insertions(+)
Acked-by: Lee Jones <lee.jones@xxxxxxxxxx>
> diff --git a/arch/arm/boot/dts/stih407-family.dtsi b/arch/arm/boot/dts/stih407-family.dtsi
> index d294e82..45cab30 100644
> --- a/arch/arm/boot/dts/stih407-family.dtsi
> +++ b/arch/arm/boot/dts/stih407-family.dtsi
> @@ -821,5 +821,57 @@
> clock-frequency = <600000000>;
> st,syscfg = <&syscfg_core 0x224>;
> };
> +
> + /* fdma audio */
> + fdma0: dma-controller@8e20000 {
> + compatible = "st,stih407-fdma-mpe31-11", "st,slim-rproc";
> + reg = <0x8e20000 0x8000>,
> + <0x8e30000 0x3000>,
> + <0x8e37000 0x1000>,
> + <0x8e38000 0x8000>;
> + reg-names = "slimcore", "dmem", "peripherals", "imem";
> + clocks = <&clk_s_c0_flexgen CLK_FDMA>,
> + <&clk_s_c0_flexgen CLK_EXT2F_A9>,
> + <&clk_s_c0_flexgen CLK_EXT2F_A9>,
> + <&clk_s_c0_flexgen CLK_EXT2F_A9>;
> + interrupts = <GIC_SPI 5 IRQ_TYPE_NONE>;
> + dma-channels = <16>;
> + #dma-cells = <3>;
> + };
> +
> + /* fdma app */
> + fdma1: dma-controller@8e40000 {
> + compatible = "st,stih407-fdma-mpe31-12", "st,slim-rproc";
> + reg = <0x8e40000 0x8000>,
> + <0x8e50000 0x3000>,
> + <0x8e57000 0x1000>,
> + <0x8e58000 0x8000>;
> + reg-names = "slimcore", "dmem", "peripherals", "imem";
> + clocks = <&clk_s_c0_flexgen CLK_FDMA>,
> + <&clk_s_c0_flexgen CLK_TX_ICN_DMU>,
> + <&clk_s_c0_flexgen CLK_TX_ICN_DMU>,
> + <&clk_s_c0_flexgen CLK_EXT2F_A9>;
> +
> + interrupts = <GIC_SPI 7 IRQ_TYPE_NONE>;
> + dma-channels = <16>;
> + #dma-cells = <3>;
> + };
> +
> + /* fdma free running */
> + fdma2: dma-controller@8e60000 {
> + compatible = "st,stih407-fdma-mpe31-13", "st,slim-rproc";
> + reg = <0x8e60000 0x8000>,
> + <0x8e70000 0x3000>,
> + <0x8e77000 0x1000>,
> + <0x8e78000 0x8000>;
> + reg-names = "slimcore", "dmem", "peripherals", "imem";
> + interrupts = <GIC_SPI 9 IRQ_TYPE_NONE>;
> + dma-channels = <16>;
> + #dma-cells = <3>;
> + clocks = <&clk_s_c0_flexgen CLK_FDMA>,
> + <&clk_s_c0_flexgen CLK_EXT2F_A9>,
> + <&clk_s_c0_flexgen CLK_TX_ICN_DISP_0>,
> + <&clk_s_c0_flexgen CLK_EXT2F_A9>;
> + };
> };
> };
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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