powerpc/85xx: support for the TQM8548 module using the big Flash
Some TQM85xx boards could be equipped with up to 1 GiB (NOR) flash
memory and therefore a modified memory map is required and setup by
the board loader. This patch adds an appropriate DTS file.
Signed-off-by: Wolfgang Grandegger <wg@grandegger.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
diff --git a/arch/powerpc/boot/dts/tqm8548-bigflash.dts b/arch/powerpc/boot/dts/tqm8548-bigflash.dts
new file mode 100644
index 0000000..d8a1b19
--- /dev/null
+++ b/arch/powerpc/boot/dts/tqm8548-bigflash.dts
@@ -0,0 +1,365 @@
+/*
+ * TQM8548 Device Tree Source
+ *
+ * Copyright 2006 Freescale Semiconductor Inc.
+ * Copyright 2008 Wolfgang Grandegger <wg@denx.de>
+ *
+ * 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.
+ */
+
+/dts-v1/;
+
+/ {
+ model = "tqc,tqm8548";
+ compatible = "tqc,tqm8548";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ aliases {
+ ethernet0 = &enet0;
+ ethernet1 = &enet1;
+ ethernet2 = &enet2;
+ ethernet3 = &enet3;
+
+ serial0 = &serial0;
+ serial1 = &serial1;
+ pci0 = &pci0;
+ pci1 = &pci1;
+ };
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ PowerPC,8548@0 {
+ device_type = "cpu";
+ reg = <0>;
+ d-cache-line-size = <32>; // 32 bytes
+ i-cache-line-size = <32>; // 32 bytes
+ d-cache-size = <0x8000>; // L1, 32K
+ i-cache-size = <0x8000>; // L1, 32K
+ next-level-cache = <&L2>;
+ };
+ };
+
+ memory {
+ device_type = "memory";
+ reg = <0x00000000 0x00000000>; // Filled in by U-Boot
+ };
+
+ soc8548@a0000000 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ device_type = "soc";
+ ranges = <0x0 0xa0000000 0x100000>;
+ reg = <0xa0000000 0x1000>; // CCSRBAR
+ bus-frequency = <0>;
+
+ memory-controller@2000 {
+ compatible = "fsl,mpc8548-memory-controller";
+ reg = <0x2000 0x1000>;
+ interrupt-parent = <&mpic>;
+ interrupts = <18 2>;
+ };
+
+ L2: l2-cache-controller@20000 {
+ compatible = "fsl,mpc8548-l2-cache-controller";
+ reg = <0x20000 0x1000>;
+ cache-line-size = <32>; // 32 bytes
+ cache-size = <0x80000>; // L2, 512K
+ interrupt-parent = <&mpic>;
+ interrupts = <16 2>;
+ };
+
+ i2c@3000 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ cell-index = <0>;
+ compatible = "fsl-i2c";
+ reg = <0x3000 0x100>;
+ interrupts = <43 2>;
+ interrupt-parent = <&mpic>;
+ dfsrr;
+ };
+
+ i2c@3100 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ cell-index = <1>;
+ compatible = "fsl-i2c";
+ reg = <0x3100 0x100>;
+ interrupts = <43 2>;
+ interrupt-parent = <&mpic>;
+ dfsrr;
+ };
+
+ mdio@24520 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "fsl,gianfar-mdio";
+ reg = <0x24520 0x20>;
+
+ phy1: ethernet-phy@0 {
+ interrupt-parent = <&mpic>;
+ interrupts = <8 1>;
+ reg = <1>;
+ device_type = "ethernet-phy";
+ };
+ phy2: ethernet-phy@1 {
+ interrupt-parent = <&mpic>;
+ interrupts = <8 1>;
+ reg = <2>;
+ device_type = "ethernet-phy";
+ };
+ phy3: ethernet-phy@3 {
+ interrupt-parent = <&mpic>;
+ interrupts = <8 1>;
+ reg = <3>;
+ device_type = "ethernet-phy";
+ };
+ phy4: ethernet-phy@4 {
+ interrupt-parent = <&mpic>;
+ interrupts = <8 1>;
+ reg = <4>;
+ device_type = "ethernet-phy";
+ };
+ phy5: ethernet-phy@5 {
+ interrupt-parent = <&mpic>;
+ interrupts = <8 1>;
+ reg = <5>;
+ device_type = "ethernet-phy";
+ };
+ };
+
+ enet0: ethernet@24000 {
+ cell-index = <0>;
+ device_type = "network";
+ model = "eTSEC";
+ compatible = "gianfar";
+ reg = <0x24000 0x1000>;
+ local-mac-address = [ 00 00 00 00 00 00 ];
+ interrupts = <29 2 30 2 34 2>;
+ interrupt-parent = <&mpic>;
+ phy-handle = <&phy2>;
+ };
+
+ enet1: ethernet@25000 {
+ cell-index = <1>;
+ device_type = "network";
+ model = "eTSEC";
+ compatible = "gianfar";
+ reg = <0x25000 0x1000>;
+ local-mac-address = [ 00 00 00 00 00 00 ];
+ interrupts = <35 2 36 2 40 2>;
+ interrupt-parent = <&mpic>;
+ phy-handle = <&phy1>;
+ };
+
+ enet2: ethernet@26000 {
+ cell-index = <2>;
+ device_type = "network";
+ model = "eTSEC";
+ compatible = "gianfar";
+ reg = <0x26000 0x1000>;
+ local-mac-address = [ 00 00 00 00 00 00 ];
+ interrupts = <31 2 32 2 33 2>;
+ interrupt-parent = <&mpic>;
+ phy-handle = <&phy3>;
+ };
+
+ enet3: ethernet@27000 {
+ cell-index = <3>;
+ device_type = "network";
+ model = "eTSEC";
+ compatible = "gianfar";
+ reg = <0x27000 0x1000>;
+ local-mac-address = [ 00 00 00 00 00 00 ];
+ interrupts = <37 2 38 2 39 2>;
+ interrupt-parent = <&mpic>;
+ phy-handle = <&phy4>;
+ };
+
+ serial0: serial@4500 {
+ cell-index = <0>;
+ device_type = "serial";
+ compatible = "ns16550";
+ reg = <0x4500 0x100>; // reg base, size
+ clock-frequency = <0>; // should we fill in in uboot?
+ current-speed = <115200>;
+ interrupts = <42 2>;
+ interrupt-parent = <&mpic>;
+ };
+
+ serial1: serial@4600 {
+ cell-index = <1>;
+ device_type = "serial";
+ compatible = "ns16550";
+ reg = <0x4600 0x100>; // reg base, size
+ clock-frequency = <0>; // should we fill in in uboot?
+ current-speed = <115200>;
+ interrupts = <42 2>;
+ interrupt-parent = <&mpic>;
+ };
+
+ global-utilities@e0000 { // global utilities reg
+ compatible = "fsl,mpc8548-guts";
+ reg = <0xe0000 0x1000>;
+ fsl,has-rstcr;
+ };
+
+ mpic: pic@40000 {
+ interrupt-controller;
+ #address-cells = <0>;
+ #interrupt-cells = <2>;
+ reg = <0x40000 0x40000>;
+ compatible = "chrp,open-pic";
+ device_type = "open-pic";
+ };
+ };
+
+ localbus@a0005000 {
+ compatible = "fsl,mpc8548-localbus", "fsl,pq3-localbus",
+ "simple-bus";
+ #address-cells = <2>;
+ #size-cells = <1>;
+ reg = <0xa0005000 0x100>; // BRx, ORx, etc.
+
+ ranges = <
+ 0 0x0 0xfc000000 0x04000000 // NOR FLASH bank 1
+ 1 0x0 0xf8000000 0x08000000 // NOR FLASH bank 0
+ 2 0x0 0xa3000000 0x00008000 // CAN (2 x i82527)
+ 3 0x0 0xa3010000 0x00008000 // NAND FLASH
+
+ >;
+
+ flash@1,0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "cfi-flash";
+ reg = <1 0x0 0x8000000>;
+ bank-width = <4>;
+ device-width = <1>;
+
+ partition@0 {
+ label = "kernel";
+ reg = <0x00000000 0x00200000>;
+ };
+ partition@200000 {
+ label = "root";
+ reg = <0x00200000 0x00300000>;
+ };
+ partition@500000 {
+ label = "user";
+ reg = <0x00500000 0x07a00000>;
+ };
+ partition@7f00000 {
+ label = "env1";
+ reg = <0x07f00000 0x00040000>;
+ };
+ partition@7f40000 {
+ label = "env2";
+ reg = <0x07f40000 0x00040000>;
+ };
+ partition@7f80000 {
+ label = "u-boot";
+ reg = <0x07f80000 0x00080000>;
+ read-only;
+ };
+ };
+
+ /* Note: CAN support needs be enabled in U-Boot */
+ can0@2,0 {
+ compatible = "intel,82527"; // Bosch CC770
+ reg = <2 0x0 0x100>;
+ interrupts = <4 0>;
+ interrupt-parent = <&mpic>;
+ };
+
+ can1@2,100 {
+ compatible = "intel,82527"; // Bosch CC770
+ reg = <2 0x100 0x100>;
+ interrupts = <4 0>;
+ interrupt-parent = <&mpic>;
+ };
+
+ /* Note: NAND support needs to be enabled in U-Boot */
+ upm@3,0 {
+ #address-cells = <0>;
+ #size-cells = <0>;
+ compatible = "fsl,upm-nand";
+ reg = <3 0x0 0x800>;
+ fsl,upm-addr-offset = <0x10>;
+ fsl,upm-cmd-offset = <0x08>;
+ chip-delay = <25>; // in micro-seconds
+
+ nand@0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ partition@0 {
+ label = "fs";
+ reg = <0x00000000 0x01000000>;
+ };
+ };
+ };
+ };
+
+ pci0: pci@a0008000 {
+ cell-index = <0>;
+ #interrupt-cells = <1>;
+ #size-cells = <2>;
+ #address-cells = <3>;
+ compatible = "fsl,mpc8540-pcix", "fsl,mpc8540-pci";
+ device_type = "pci";
+ reg = <0xa0008000 0x1000>;
+ clock-frequency = <33333333>;
+ interrupt-map-mask = <0xf800 0x0 0x0 0x7>;
+ interrupt-map = <
+ /* IDSEL 28 */
+ 0xe000 0 0 1 &mpic 2 1
+ 0xe000 0 0 2 &mpic 3 1>;
+
+ interrupt-parent = <&mpic>;
+ interrupts = <24 2>;
+ bus-range = <0 0>;
+ ranges = <0x02000000 0 0x80000000 0x80000000 0 0x20000000
+ 0x01000000 0 0x00000000 0xa2000000 0 0x01000000>;
+ };
+
+ pci1: pcie@a000a000 {
+ cell-index = <2>;
+ interrupt-map-mask = <0xf800 0x0 0x0 0x7>;
+ interrupt-map = <
+ /* IDSEL 0x0 (PEX) */
+ 0x00000 0 0 1 &mpic 0 1
+ 0x00000 0 0 2 &mpic 1 1
+ 0x00000 0 0 3 &mpic 2 1
+ 0x00000 0 0 4 &mpic 3 1>;
+
+ interrupt-parent = <&mpic>;
+ interrupts = <26 2>;
+ bus-range = <0 0xff>;
+ ranges = <0x02000000 0 0xb0000000 0xb0000000 0 0x10000000
+ 0x01000000 0 0x00000000 0xaf000000 0 0x08000000>;
+ clock-frequency = <33333333>;
+ #interrupt-cells = <1>;
+ #size-cells = <2>;
+ #address-cells = <3>;
+ reg = <0xa000a000 0x1000>;
+ compatible = "fsl,mpc8548-pcie";
+ device_type = "pci";
+ pcie@0 {
+ reg = <0 0 0 0 0>;
+ #size-cells = <2>;
+ #address-cells = <3>;
+ device_type = "pci";
+ ranges = <0x02000000 0 0xb0000000 0x02000000 0
+ 0xb0000000 0 0x10000000
+ 0x01000000 0 0x00000000 0x01000000 0
+ 0x00000000 0 0x08000000>;
+ };
+ };
+};