[PATCHv2 12/16] ARM: dts: imx6ul: add gpmi support

Lothar Waßmann LW at KARO-electronics.de
Wed Jan 20 02:09:05 PST 2016


Add the device node for the i.MX6UL GPMI interface and the related
APBH DMA which is necessary for the GPMI to work properly.

Signed-off-by: Lothar Waßmann <LW at KARO-electronics.de>
---
 arch/arm/boot/dts/imx6ul.dtsi | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)

diff --git a/arch/arm/boot/dts/imx6ul.dtsi b/arch/arm/boot/dts/imx6ul.dtsi
index 985c1b1..8499b3d 100644
--- a/arch/arm/boot/dts/imx6ul.dtsi
+++ b/arch/arm/boot/dts/imx6ul.dtsi
@@ -141,6 +141,39 @@
 			reg = <0x00900000 0x20000>;
 		};
 
+		dma_apbh: dma-apbh at 01804000 {
+			compatible = "fsl,imx6q-dma-apbh", "fsl,imx28-dma-apbh";
+			reg = <0x01804000 0x2000>;
+			interrupts = <0 13 IRQ_TYPE_LEVEL_HIGH>,
+				     <0 13 IRQ_TYPE_LEVEL_HIGH>,
+				     <0 13 IRQ_TYPE_LEVEL_HIGH>,
+				     <0 13 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "gpmi0", "gpmi1", "gpmi2", "gpmi3";
+			#dma-cells = <1>;
+			dma-channels = <4>;
+			clocks = <&clks IMX6UL_CLK_APBHDMA>;
+		};
+
+		gpmi: gpmi-nand at 01806000         {
+			compatible = "fsl,imx6q-gpmi-nand";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			reg = <0x01806000 0x2000>, <0x01808000 0x2000>;
+			reg-names = "gpmi-nand", "bch";
+			interrupts = <0 15 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "bch";
+			clocks = <&clks IMX6UL_CLK_GPMI_IO>,
+				 <&clks IMX6UL_CLK_GPMI_APB>,
+				 <&clks IMX6UL_CLK_GPMI_BCH>,
+				 <&clks IMX6UL_CLK_GPMI_BCH_APB>,
+				 <&clks IMX6UL_CLK_PER_BCH>;
+			clock-names = "gpmi_io", "gpmi_apb", "gpmi_bch",
+				      "gpmi_bch_apb", "per1_bch";
+			dmas = <&dma_apbh 0>;
+			dma-names = "rx-tx";
+			status = "disabled";
+		};
+
 		aips1: aips-bus at 02000000 {
 			compatible = "fsl,aips-bus", "simple-bus";
 			#address-cells = <1>;
-- 
2.1.4




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