[Add mpc5121 support PATCH v2 4/8] Device tree for MPC5121 ADS

John Rigby jrigby at freescale.com
Thu Jan 17 08:37:23 EST 2008


Minimal tree for mpc5121 ads.

Signed-off-by: John Rigby <jrigby at freescale.com>
---
 arch/powerpc/boot/dts/mpc5121ads.dts |  116 ++++++++++++++++++++++++++++++++++
 1 files changed, 116 insertions(+), 0 deletions(-)
 create mode 100644 arch/powerpc/boot/dts/mpc5121ads.dts

diff --git a/arch/powerpc/boot/dts/mpc5121ads.dts b/arch/powerpc/boot/dts/mpc5121ads.dts
new file mode 100644
index 0000000..fac1f15
--- /dev/null
+++ b/arch/powerpc/boot/dts/mpc5121ads.dts
@@ -0,0 +1,116 @@
+/*
+ * MPC5121E MDS Device Tree Source
+ *
+ * Copyright 2007 Freescale Semiconductor Inc.
+ *
+ * This program is free software; you can redistribute  it and/or modify it
+ * under  the terms of  the GNU General  Public License as published by the
+ * Free Software Foundation;  either version 2 of the  License, or (at your
+ * option) any later version.
+ */
+
+/ {
+	model = "MPC5121ADS";
+	compatible = "fsl,mpc5121ads";
+	#address-cells = <1>;
+	#size-cells = <1>;
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		PowerPC,5121 at 0 {
+			device_type = "cpu";
+			reg = <0>;
+			d-cache-line-size = <20>;	// 32 bytes
+			i-cache-line-size = <20>;	// 32 bytes
+			d-cache-size = <8000>;		// L1, 32K
+			i-cache-size = <8000>;		// L1, 32K
+			timebase-frequency = <d#49500000>; // 49.5 MHz (csb/4)
+			bus-frequency = <d#198000000>;	// 198 MHz csb bus
+			clock-frequency = <d#396000000>;// 396 MHz ppc core
+		};
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <00000000 10000000>;	// 256MB at 0
+	};
+
+	localbus at 80000020 {
+		compatible = "fsl,mpc5121ads_localbus";
+		#address-cells = <2>;
+		#size-cells = <1>;
+		reg = <80000020 40>;
+
+		ranges = <0 0 fc000000 04000000
+			  2 0 82000000 00008000>;
+
+		flash at 0,0 {
+			compatible = "cfi-flash";
+			reg = <0 0 4000000>;
+			bank-width = <4>;
+			device-width = <1>;
+		};
+
+		board-control at 2,0 {
+			compatible = "fsl,mpc5121ads-cpld";
+			reg = <2 0 8000>;
+		};
+	};
+
+	soc at 80000000 {
+		compatible = "fsl,mpc5121-immr";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		#interrupt-cells = <2>;
+		ranges = <0 80000000 400000>;
+		reg = <80000000 400000>;
+		bus-frequency = <d#66000000>;	// 66 MHz ips bus
+
+
+		// IPIC
+		// interrupts cell = <intr #, sense>
+		// sense values match linux IORESOURCE_IRQ_* defines:
+		// sense == 8: Level, low assertion
+		// sense == 2: Edge, high-to-low change
+		//
+		ipic: interrupt-controller at c00 {
+			compatible = "fsl,ipic";
+			interrupt-controller;
+			#address-cells = <0>;
+			#interrupt-cells = <2>;
+			reg = <c00 100>;
+		};
+
+		// 512x PSCs are not 52xx PSCs compatible
+		// PSC3 serial port A aka ttyPSC0
+		serial at 11300 {
+			device_type = "serial";
+			compatible = "fsl,mpc5121-psc-uart";
+			port-number = <0>;  // Logical port assignment
+			cell-index = <3>;
+			reg = <11300 100>;
+			interrupts = <28 8>; // actually the fifo irq
+			interrupt-parent = < &ipic >;
+		};
+
+		// PSC4 serial port B aka ttyPSC1
+		serial at 11400 {
+			device_type = "serial";
+			compatible = "fsl,mpc5121-psc-uart";
+			port-number = <1>;  // Logical port assignment
+			cell-index = <4>;
+			reg = <11400 100>;
+			interrupts = <28 8>; // actually the fifo irq
+			interrupt-parent = < &ipic >;
+		};
+
+		pscsfifo at 11f00 {
+			compatible = "fsl,mpc512x-psc-fifo";
+			reg = <11f00 100>;
+			interrupts = <28 8>;
+			interrupt-parent = < &ipic >;
+		};
+	};
+};
-- 
1.5.3.5.726.g41a7a




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