[PATCH RFC] tqm8560.dts: add local bus devices

Wolfgang Grandegger wg at grandegger.com
Sun Apr 6 22:29:36 EST 2008


Hello,

this is my first attempt to add local bus nodes to the DTS file 
of the TQM8560 for the following devices:

  CS1: 128 MB NOR FLASH at 0xf8000000
  CS2: Two Intel 82527 CAN controller at 0xe3000000
  CS3: 128 MB NAND FLASH at 0xe3010000

Index: linux-2.6-denx/arch/powerpc/boot/dts/tqm8560.dts
===================================================================
--- linux-2.6-denx.orig/arch/powerpc/boot/dts/tqm8560.dts
+++ linux-2.6-denx/arch/powerpc/boot/dts/tqm8560.dts
@@ -221,6 +221,77 @@
 		};
 	};
 
+	localbus at e0005000 {
+		compatible = "fsl,mpc8560-localbus";
+		#address-cells = <2>;
+		#size-cells = <1>;
+		reg = <0xe0005000 0x100>;	// BRx, ORx, etc.
+
+		ranges = <
+			0x0 0x0 0xfc000000 0x04000000	// NOR FLASH bank 1
+			0x1 0x0 0xf8000000 0x08000000	// NOR FLASH bank 0
+			0x2 0x0 0xe3000000 0x00008000	// CAN (2 x i82527)
+			0x3 0x0 0xe3010000 0x00008000	// NAND FLASH
+		>;
+
+		flash at 1,0 {
+			#address-cells = <1>;
+			#size-cells = <1>;
+			compatible = "cfi-flash";
+			reg = <0x1 0x0 0x8000000>;
+			bank-width = <4>;
+			device-width = <1>;
+
+			partition at 0 {
+                                label = "kernel";
+                                reg = <0x00000000 0x00300000>;
+                        };
+                        partition at 300000 {
+                                label = "fs";
+                                reg = <0x00300000 0x07c00000>;
+                        };
+                        partition at 7700000 {
+                                label = "firmware";
+                                reg = <0x07700000 0x00100000>;
+                                read-only;
+                        };
+
+		};
+
+		can at 2,0 {
+			device_type = "can";
+			compatible = "i82527";	// Intel 82527 or Bosch CC770
+			reg = <0x2 0x0 0x100>;
+			interrupts = <0x9 0x2>;
+			interrupt-parent = <&mpic>;
+		}
+
+		can at 2,100 {
+			device_type = "can";
+			compatible = "i82527";	// Intel 82527 or Bosch CC770
+			reg = <0x2 0x100 0x100>;
+			interrupts = <0x9 0x2>;
+			interrupt-parent = <&mpic>;
+		}
+
+		nand at 3,0 {
+			#address-cells = <1>;
+			#size-cells = <1>;
+			compatible = "fsl,mpc8560-fcm-nand",
+			             "fsl,elbc-fcm-nand";
+			reg = <0x3 0x0 0x8000>;
+
+			kernel at 0 {
+                                label = "kernel";
+				reg = <0x000000 0x0300000>;
+			};
+			fs at 300000 {
+                                label = "fs";
+				reg = <0x300000 0x7d00000>;
+			};
+		};
+	};
+
 	pci0: pci at e0008000 {
 		cell-index = <0>;
 		#interrupt-cells = <1>;


Do these entries make sense?

TIA.

Wolfgang.










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