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[PATCH] arm64: dts: rockchip: add dmac nodes for rk3368 SoCs

Started byHuibin Hong <huibin.hong@rock-chips.com>
First post2017-03-22 13:10 +0100
Last post2017-03-22 14:40 +0100
Articles 2 — 2 participants

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  [PATCH] arm64: dts: rockchip: add dmac nodes for rk3368 SoCs Huibin Hong <huibin.hong@rock-chips.com> - 2017-03-22 13:10 +0100
    Re: [PATCH] arm64: dts: rockchip: add dmac nodes for rk3368 SoCs Heiko Stübner <heiko@sntech.de> - 2017-03-22 14:40 +0100

#1606407 — [PATCH] arm64: dts: rockchip: add dmac nodes for rk3368 SoCs

FromHuibin Hong <huibin.hong@rock-chips.com>
Date2017-03-22 13:10 +0100
Subject[PATCH] arm64: dts: rockchip: add dmac nodes for rk3368 SoCs
Message-ID<tnNfs-2bK-13@gated-at.bofh.it>
Add dmac bus and dmac peri dts nodes for peripherals,
such as I2S, SPI, UART and so on.

Signed-off-by: Huibin Hong <huibin.hong@rock-chips.com>
---
 arch/arm64/boot/dts/rockchip/rk3368.dtsi | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3368.dtsi b/arch/arm64/boot/dts/rockchip/rk3368.dtsi
index a635adc..2a0422f 100644
--- a/arch/arm64/boot/dts/rockchip/rk3368.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3368.dtsi
@@ -189,6 +189,35 @@
 		};
 	};
 
+        amba {
+                compatible = "simple-bus";
+                #address-cells = <2>;
+                #size-cells = <2>;
+                ranges;
+
+                dmac_peri: dma-controller@ff250000 {
+                        compatible = "arm,pl330", "arm,primecell";
+                        reg = <0x0 0xff250000 0x0 0x4000>;
+                        interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>,
+                                     <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
+                        #dma-cells = <1>;
+                        clocks = <&cru ACLK_DMAC_PERI>;
+                        clock-names = "apb_pclk";
+                        arm,pl330-broken-no-flushp;
+                };
+
+                dmac_bus: dma-controller@ff600000 {
+                        compatible = "arm,pl330", "arm,primecell";
+                        reg = <0x0 0xff600000 0x0 0x4000>;
+                        interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>,
+                                     <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>;
+                        #dma-cells = <1>;
+                        clocks = <&cru ACLK_DMAC_BUS>;
+                        clock-names = "apb_pclk";
+                        arm,pl330-broken-no-flushp;
+                };
+        };
+
 	arm-pmu {
 		compatible = "arm,armv8-pmuv3";
 		interrupts = <GIC_SPI 112 IRQ_TYPE_LEVEL_HIGH>,
-- 
2.0.0

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#1606494

FromHeiko Stübner <heiko@sntech.de>
Date2017-03-22 14:40 +0100
Message-ID<tnOEx-37h-11@gated-at.bofh.it>
In reply to#1606407
Hi,

Am Mittwoch, 22. März 2017, 20:03:14 CET schrieb Huibin Hong:
> Add dmac bus and dmac peri dts nodes for peripherals,
> such as I2S, SPI, UART and so on.
> 
> Signed-off-by: Huibin Hong <huibin.hong@rock-chips.com>

I applied that patch already in [0], did something change?


[0] https://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip.git/commit/?id=4b4c0db538fa6e3f31bc40ddc17c1d5facb49d36

> ---
>  arch/arm64/boot/dts/rockchip/rk3368.dtsi | 29 +++++++++++++++++++++++++++++
> 1 file changed, 29 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/rockchip/rk3368.dtsi
> b/arch/arm64/boot/dts/rockchip/rk3368.dtsi index a635adc..2a0422f 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3368.dtsi
> +++ b/arch/arm64/boot/dts/rockchip/rk3368.dtsi
> @@ -189,6 +189,35 @@
>  		};
>  	};
> 
> +        amba {
> +                compatible = "simple-bus";
> +                #address-cells = <2>;
> +                #size-cells = <2>;
> +                ranges;
> +
> +                dmac_peri: dma-controller@ff250000 {
> +                        compatible = "arm,pl330", "arm,primecell";
> +                        reg = <0x0 0xff250000 0x0 0x4000>;
> +                        interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>,
> +                                     <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
> +                        #dma-cells = <1>;
> +                        clocks = <&cru ACLK_DMAC_PERI>;
> +                        clock-names = "apb_pclk";
> +                        arm,pl330-broken-no-flushp;
> +                };
> +
> +                dmac_bus: dma-controller@ff600000 {
> +                        compatible = "arm,pl330", "arm,primecell";
> +                        reg = <0x0 0xff600000 0x0 0x4000>;
> +                        interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>,
> +                                     <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>;
> +                        #dma-cells = <1>;
> +                        clocks = <&cru ACLK_DMAC_BUS>;
> +                        clock-names = "apb_pclk";
> +                        arm,pl330-broken-no-flushp;
> +                };
> +        };
> +
>  	arm-pmu {
>  		compatible = "arm,armv8-pmuv3";
>  		interrupts = <GIC_SPI 112 IRQ_TYPE_LEVEL_HIGH>,

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