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

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Date:   Wed, 22 Mar 2017 20:03:14 +0800
From:   Huibin Hong <huibin.hong@...k-chips.com>
To:     robh+dt@...nel.org, mark.rutland@....com, catalin.marinas@....com,
        will.deacon@....com, heiko@...ech.de
Cc:     wxt@...k-chips.com, andy.yan@...k-chips.com,
        felipe.balbi@...ux.intel.com, jic23@...nel.org,
        jh80.chung@...sung.com, johnyoun@...opsys.com,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Huibin Hong <huibin.hong@...k-chips.com>
Subject: [PATCH] arm64: dts: rockchip: add dmac nodes for rk3368 SoCs

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@...k-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@...50000 {
+                        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@...00000 {
+                        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