[PATCH V2 4/6] DT: MIPS: ralink: add RT2880 dts files

John Crispin blogic at openwrt.org
Tue Apr 16 19:12:40 EST 2013


Add a dtsi file for RT2880 SoC and a sample dts file.

Signed-off-by: John Crispin <blogic at openwrt.org>
---
 arch/mips/ralink/Kconfig             |    4 +++
 arch/mips/ralink/dts/Makefile        |    1 +
 arch/mips/ralink/dts/rt2880.dtsi     |   58 ++++++++++++++++++++++++++++++++++
 arch/mips/ralink/dts/rt2880_eval.dts |   46 +++++++++++++++++++++++++++
 4 files changed, 109 insertions(+)
 create mode 100644 arch/mips/ralink/dts/rt2880.dtsi
 create mode 100644 arch/mips/ralink/dts/rt2880_eval.dts

diff --git a/arch/mips/ralink/Kconfig b/arch/mips/ralink/Kconfig
index 86f6c77..2f6fbb8 100644
--- a/arch/mips/ralink/Kconfig
+++ b/arch/mips/ralink/Kconfig
@@ -34,6 +34,10 @@ choice
 	config DTB_RT_NONE
 		bool "None"
 
+	config DTB_RT2880_EVAL
+		bool "RT2880 eval kit"
+		depends on SOC_RT288X
+
 	config DTB_RT305X_EVAL
 		bool "RT305x eval kit"
 		depends on SOC_RT305X
diff --git a/arch/mips/ralink/dts/Makefile b/arch/mips/ralink/dts/Makefile
index 1a69fb3..f635a01 100644
--- a/arch/mips/ralink/dts/Makefile
+++ b/arch/mips/ralink/dts/Makefile
@@ -1 +1,2 @@
+obj-$(CONFIG_DTB_RT2880_EVAL) := rt2880_eval.dtb.o
 obj-$(CONFIG_DTB_RT305X_EVAL) := rt3052_eval.dtb.o
diff --git a/arch/mips/ralink/dts/rt2880.dtsi b/arch/mips/ralink/dts/rt2880.dtsi
new file mode 100644
index 0000000..182afde
--- /dev/null
+++ b/arch/mips/ralink/dts/rt2880.dtsi
@@ -0,0 +1,58 @@
+/ {
+	#address-cells = <1>;
+	#size-cells = <1>;
+	compatible = "ralink,rt2880-soc";
+
+	cpus {
+		cpu at 0 {
+			compatible = "mips,mips4KEc";
+		};
+	};
+
+	cpuintc: cpuintc at 0 {
+		#address-cells = <0>;
+		#interrupt-cells = <1>;
+		interrupt-controller;
+		compatible = "mti,cpu-interrupt-controller";
+	};
+
+	palmbus at 300000 {
+		compatible = "palmbus";
+		reg = <0x300000 0x200000>;
+                ranges = <0x0 0x300000 0x1FFFFF>;
+
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		sysc at 0 {
+			compatible = "ralink,rt2880-sysc";
+			reg = <0x0 0x100>;
+		};
+
+		intc: intc at 200 {
+			compatible = "ralink,rt2880-intc";
+			reg = <0x200 0x100>;
+
+			interrupt-controller;
+			#interrupt-cells = <1>;
+
+			interrupt-parent = <&cpuintc>;
+			interrupts = <2>;
+		};
+
+		memc at 300 {
+			compatible = "ralink,rt2880-memc";
+			reg = <0x300 0x100>;
+		};
+
+		uartlite at c00 {
+			compatible = "ralink,rt2880-uart", "ns16550a";
+			reg = <0xc00 0x100>;
+
+			interrupt-parent = <&intc>;
+			interrupts = <8>;
+
+			reg-shift = <2>;
+		};
+	};
+};
diff --git a/arch/mips/ralink/dts/rt2880_eval.dts b/arch/mips/ralink/dts/rt2880_eval.dts
new file mode 100644
index 0000000..322d700
--- /dev/null
+++ b/arch/mips/ralink/dts/rt2880_eval.dts
@@ -0,0 +1,46 @@
+/dts-v1/;
+
+/include/ "rt2880.dtsi"
+
+/ {
+	compatible = "ralink,rt2880-eval-board", "ralink,rt2880-soc";
+	model = "Ralink RT2880 evaluation board";
+
+	memory at 0 {
+		reg = <0x8000000 0x2000000>;
+	};
+
+	chosen {
+		bootargs = "console=ttyS0,57600";
+	};
+
+	cfi at 1f000000 {
+		compatible = "cfi-flash";
+		reg = <0x1f000000 0x400000>;
+
+		bank-width = <2>;
+		device-width = <2>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		partition at 0 {
+			label = "uboot";
+			reg = <0x0 0x30000>;
+			read-only;
+		};
+		partition at 30000 {
+			label = "uboot-env";
+			reg = <0x30000 0x10000>;
+			read-only;
+		};
+		partition at 40000 {
+			label = "calibration";
+			reg = <0x40000 0x10000>;
+			read-only;
+		};
+		partition at 50000 {
+			label = "linux";
+			reg = <0x50000 0x3b0000>;
+		};
+	};
+};
-- 
1.7.10.4



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