Hello.

On 07/29/2014 11:12 PM, Heiko Stuebner wrote:

Add both the cpu and peripheral pl330 dma controllers present in rk3188 socs.
The first dma controller can change between secure and non-secure mode and is
left by the bootloader in secure mode, which gets added here.

Signed-off-by: Heiko Stuebner <he...@sntech.de>
---
  arch/arm/boot/dts/rk3xxx.dtsi | 27 +++++++++++++++++++++++++++
  1 file changed, 27 insertions(+)

diff --git a/arch/arm/boot/dts/rk3xxx.dtsi b/arch/arm/boot/dts/rk3xxx.dtsi
index c6f0561..a6c2860 100644
--- a/arch/arm/boot/dts/rk3xxx.dtsi
+++ b/arch/arm/boot/dts/rk3xxx.dtsi
@@ -28,6 +28,33 @@
                i2c4 = &i2c4;
        };

+       amba {
+               compatible = "arm,amba-bus";
+               #address-cells = <1>;
+               #size-cells = <1>;
+               ranges;
+
+               dmac1: dma@20018000 {

   The ePAPR standard [1] says:

The name of a node should be somewhat generic, reflecting the function of the device and not its precise programming model. If appropriate, the name should be one of the following choices:

[...]
   • dma-controller

+                       compatible = "arm,pl330", "arm,primecell";
+                       reg = <0x20018000 0x4000>;
+                       interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>,
+                                    <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>;
+                       #dma-cells = <1>;
+                       clocks = <&cru ACLK_DMA1>;
+                       clock-names = "apb_pclk";
+               };
[...]

[1] http://www.power.org/resources/downloads/Power_ePAPR_APPROVED_v1.0.pdf

WBR, Sergei

--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Reply via email to