powerpc/4xx: Sam440ep support (b6014e15) · Commits · e / devices / android_kernel_teracube_2e

arch/powerpc/boot/Makefile

+2 −1

Original line number	Diff line number	Diff line
		@@ -66,7 +66,7 @@ src-plat := of.c cuboot-52xx.c cuboot-824x.c cuboot-83xx.c cuboot-85xx.c holly.c
		fixed-head.S ep88xc.c ep405.c cuboot-c2k.c \
		cuboot-katmai.c cuboot-rainier.c redboot-8xx.c ep8248e.c \
		cuboot-warp.c cuboot-85xx-cpm2.c cuboot-yosemite.c simpleboot.c \
		virtex405-head.S redboot-83xx.c
		virtex405-head.S redboot-83xx.c cuboot-sam440ep.c
		src-boot := $(src-wlib) $(src-plat) empty.c

		src-boot := $(addprefix $(obj)/, $(src-boot))
		@@ -213,6 +213,7 @@ image-$(CONFIG_WALNUT) += treeImage.walnut
		# Board ports in arch/powerpc/platform/44x/Kconfig
		image-$(CONFIG_EBONY) += treeImage.ebony cuImage.ebony
		image-$(CONFIG_BAMBOO) += treeImage.bamboo cuImage.bamboo
		image-$(CONFIG_SAM440EP) += cuImage.sam440ep
		image-$(CONFIG_SEQUOIA) += cuImage.sequoia
		image-$(CONFIG_RAINIER) += cuImage.rainier
		image-$(CONFIG_TAISHAN) += cuImage.taishan

arch/powerpc/boot/cuboot-sam440ep.c

0 → 100644

+49 −0

Original line number	Diff line number	Diff line
		/*
		* Old U-boot compatibility for Sam440ep based off bamboo.c code
		* original copyrights below
		*
		* Author: Josh Boyer <jwboyer@linux.vnet.ibm.com>
		*
		* Copyright 2007 IBM Corporation
		*
		* Based on cuboot-ebony.c
		*
		* Modified from cuboot-bamboo.c for sam440ep:
		* Copyright 2008 Giuseppe Coviello <gicoviello@gmail.com>
		*
		* This program is free software; you can redistribute it and/or modify it
		* under the terms of the GNU General Public License version 2 as published
		* by the Free Software Foundation.
		*/

		#include "ops.h"
		#include "stdio.h"
		#include "44x.h"
		#include "4xx.h"
		#include "cuboot.h"

		#define TARGET_4xx
		#define TARGET_44x
		#include "ppcboot.h"

		static bd_t bd;

		static void sam440ep_fixups(void)
		{
		unsigned long sysclk = 66666666;

		ibm440ep_fixup_clocks(sysclk, 11059200, 25000000);
		ibm4xx_sdram_fixup_memsize();
		ibm4xx_quiesce_eth((u32 )0xef600e00, (u32 )0xef600f00);
		dt_fixup_mac_addresses(&bd.bi_enetaddr, &bd.bi_enet1addr);
		}

		void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
		unsigned long r6, unsigned long r7)
		{
		CUBOOT_INIT();
		platform_ops.fixups = sam440ep_fixups;
		platform_ops.exit = ibm44x_dbcr_reset;
		fdt_init(_dtb_start);
		serial_console_init();
		}

arch/powerpc/boot/dts/sam440ep.dts

0 → 100644

+292 −0

Original line number	Diff line number	Diff line
		/*
		* Device Tree Source for ACube Sam440ep based off bamboo.dts code
		* original copyrights below
		*
		* Copyright (c) 2006, 2007 IBM Corp.
		* Josh Boyer <jwboyer@linux.vnet.ibm.com>
		*
		* Modified from bamboo.dts for sam440ep:
		* Copyright 2008 Giuseppe Coviello <gicoviello@gmail.com>
		*
		* This file is licensed under the terms of the GNU General Public
		* License version 2. This program is licensed "as is" without
		* any warranty of any kind, whether express or implied.
		*/

		/ {
		#address-cells = <2>;
		#size-cells = <1>;
		model = "acube,sam440ep";
		compatible = "acube,sam440ep";
		dcr-parent = <&/cpus/cpu@0>;

		aliases {
		ethernet0 = &EMAC0;
		ethernet1 = &EMAC1;
		serial0 = &UART0;
		serial1 = &UART1;
		serial2 = &UART2;
		serial3 = &UART3;
		};

		cpus {
		#address-cells = <1>;
		#size-cells = <0>;

		cpu@0 {
		device_type = "cpu";
		model = "PowerPC,440EP";
		reg = <0>;
		clock-frequency = <0>; /* Filled in by zImage */
		timebase-frequency = <0>; /* Filled in by zImage */
		i-cache-line-size = <20>;
		d-cache-line-size = <20>;
		i-cache-size = <8000>;
		d-cache-size = <8000>;
		dcr-controller;
		dcr-access-method = "native";
		};
		};

		memory {
		device_type = "memory";
		reg = <0 0 0>; /* Filled in by zImage */
		};

		UIC0: interrupt-controller0 {
		compatible = "ibm,uic-440ep","ibm,uic";
		interrupt-controller;
		cell-index = <0>;
		dcr-reg = <0c0 009>;
		#address-cells = <0>;
		#size-cells = <0>;
		#interrupt-cells = <2>;
		};

		UIC1: interrupt-controller1 {
		compatible = "ibm,uic-440ep","ibm,uic";
		interrupt-controller;
		cell-index = <1>;
		dcr-reg = <0d0 009>;
		#address-cells = <0>;
		#size-cells = <0>;
		#interrupt-cells = <2>;
		interrupts = <1e 4 1f 4>; /* cascade */
		interrupt-parent = <&UIC0>;
		};

		SDR0: sdr {
		compatible = "ibm,sdr-440ep";
		dcr-reg = <00e 002>;
		};

		CPR0: cpr {
		compatible = "ibm,cpr-440ep";
		dcr-reg = <00c 002>;
		};

		plb {
		compatible = "ibm,plb-440ep", "ibm,plb-440gp", "ibm,plb4";
		#address-cells = <2>;
		#size-cells = <1>;
		ranges;
		clock-frequency = <0>; /* Filled in by zImage */

		SDRAM0: sdram {
		compatible = "ibm,sdram-440ep", "ibm,sdram-405gp";
		dcr-reg = <010 2>;
		};

		DMA0: dma {
		compatible = "ibm,dma-440ep", "ibm,dma-440gp";
		dcr-reg = <100 027>;
		};

		MAL0: mcmal {
		compatible = "ibm,mcmal-440ep", "ibm,mcmal-440gp", "ibm,mcmal";
		dcr-reg = <180 62>;
		num-tx-chans = <4>;
		num-rx-chans = <2>;
		interrupt-parent = <&MAL0>;
		interrupts = <0 1 2 3 4>;
		#interrupt-cells = <1>;
		#address-cells = <0>;
		#size-cells = <0>;
		interrupt-map = </TXEOB/ 0 &UIC0 a 4
		/RXEOB/ 1 &UIC0 b 4
		/SERR/ 2 &UIC1 0 4
		/TXDE/ 3 &UIC1 1 4
		/RXDE/ 4 &UIC1 2 4>;
		};

		POB0: opb {
		compatible = "ibm,opb-440ep", "ibm,opb-440gp", "ibm,opb";
		#address-cells = <1>;
		#size-cells = <1>;
		/* Bamboo is oddball in the 44x world and doesn't use the ERPN
		* bits.
		*/
		ranges = <00000000 0 00000000 80000000
		80000000 0 80000000 80000000>;
		interrupt-parent = <&UIC1>;
		interrupts = <7 4>;
		clock-frequency = <0>; /* Filled in by zImage */

		EBC0: ebc {
		compatible = "ibm,ebc-440ep", "ibm,ebc-440gp", "ibm,ebc";
		dcr-reg = <012 2>;
		#address-cells = <2>;
		#size-cells = <1>;
		clock-frequency = <0>; /* Filled in by zImage */
		interrupts = <5 1>;
		interrupt-parent = <&UIC1>;
		};

		UART0: serial@ef600300 {
		device_type = "serial";
		compatible = "ns16550";
		reg = <ef600300 8>;
		virtual-reg = <ef600300>;
		clock-frequency = <0>; /* Filled in by zImage */
		current-speed = <1c200>;
		interrupt-parent = <&UIC0>;
		interrupts = <0 4>;
		};

		UART1: serial@ef600400 {
		device_type = "serial";
		compatible = "ns16550";
		reg = <ef600400 8>;
		virtual-reg = <ef600400>;
		clock-frequency = <0>;
		current-speed = <0>;
		interrupt-parent = <&UIC0>;
		interrupts = <1 4>;
		};

		UART2: serial@ef600500 {
		device_type = "serial";
		compatible = "ns16550";
		reg = <ef600500 8>;
		virtual-reg = <ef600500>;
		clock-frequency = <0>;
		current-speed = <0>;
		interrupt-parent = <&UIC0>;
		interrupts = <3 4>;
		};

		UART3: serial@ef600600 {
		device_type = "serial";
		compatible = "ns16550";
		reg = <ef600600 8>;
		virtual-reg = <ef600600>;
		clock-frequency = <0>;
		current-speed = <0>;
		interrupt-parent = <&UIC0>;
		interrupts = <4 4>;
		};

		IIC0: i2c@ef600700 {
		#address-cells = <1>;
		#size-cells = <0>;
		compatible = "ibm,iic-440ep", "ibm,iic-440gp", "ibm,iic";
		index = <0>;
		reg = <ef600700 14>;
		interrupt-parent = <&UIC0>;
		interrupts = <2 4>;
		rtc@68 {
		compatible = "stm,m41t80";
		reg = <68>;
		};
		};

		IIC1: i2c@ef600800 {
		compatible = "ibm,iic-440ep", "ibm,iic-440gp", "ibm,iic";
		index = <5>;
		reg = <ef600800 14>;
		interrupt-parent = <&UIC0>;
		interrupts = <7 4>;
		};

		ZMII0: emac-zmii@ef600d00 {
		compatible = "ibm,zmii-440ep", "ibm,zmii-440gp", "ibm,zmii";
		reg = <ef600d00 c>;
		};

		EMAC0: ethernet@ef600e00 {
		linux,network-index = <0>;
		device_type = "network";
		compatible = "ibm,emac-440ep", "ibm,emac-440gp", "ibm,emac";
		interrupt-parent = <&UIC1>;
		interrupts = <1c 4 1d 4>;
		reg = <ef600e00 70>;
		local-mac-address = [000000000000];
		mal-device = <&MAL0>;
		mal-tx-channel = <0 1>;
		mal-rx-channel = <0>;
		cell-index = <0>;
		max-frame-size = <5dc>;
		rx-fifo-size = <1000>;
		tx-fifo-size = <800>;
		phy-mode = "rmii";
		phy-map = <00000000>;
		zmii-device = <&ZMII0>;
		zmii-channel = <0>;
		};

		EMAC1: ethernet@ef600f00 {
		linux,network-index = <1>;
		device_type = "network";
		compatible = "ibm,emac-440ep", "ibm,emac-440gp", "ibm,emac";
		interrupt-parent = <&UIC1>;
		interrupts = <1e 4 1f 4>;
		reg = <ef600f00 70>;
		local-mac-address = [000000000000];
		mal-device = <&MAL0>;
		mal-tx-channel = <2 3>;
		mal-rx-channel = <1>;
		cell-index = <1>;
		max-frame-size = <5dc>;
		rx-fifo-size = <1000>;
		tx-fifo-size = <800>;
		phy-mode = "rmii";
		phy-map = <00000000>;
		zmii-device = <&ZMII0>;
		zmii-channel = <1>;
		};
		usb@ef601000 {
		compatible = "ohci-be";
		reg = <ef601000 80>;
		interrupts = <8 4 9 4>;
		interrupt-parent = < &UIC1 >;
		};
		};

		PCI0: pci@ec000000 {
		device_type = "pci";
		#interrupt-cells = <1>;
		#size-cells = <2>;
		#address-cells = <3>;
		compatible = "ibm,plb440ep-pci", "ibm,plb-pci";
		primary;
		reg = <0 eec00000 8 /* Config space access */
		0 eed00000 4 /* IACK */
		0 eed00000 4 /* Special cycle */
		0 ef400000 40>; /* Internal registers */

		/* Outbound ranges, one memory and one IO,
		* later cannot be changed. Chip supports a second
		* IO range but we don't use it for now
		*/
		ranges = <02000000 0 a0000000 0 a0000000 0 20000000
		01000000 0 00000000 0 e8000000 0 00010000>;

		/* Inbound 2GB range starting at 0 */
		dma-ranges = <42000000 0 0 0 0 0 80000000>;
		};
		};

		chosen {
		linux,stdout-path = "/plb/opb/serial@ef600300";
		};
		};