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Commit c4e05bc5 authored by Roy Zang's avatar Roy Zang Committed by Kumar Gala
Browse files

[POWERPC] bootwrapper: adds cuboot for MPC7448HPC2 platform 



This patch adds cuboot support for MPC7448HPC2 platform.
The cuImage can be used with legacy u-boot without FDT support.

Signed-off-by: default avatarRoy Zang <tie-fei.zang@freescale.com>
Acked-by: default avatarDavid Gibson <david@gibson.dropbear.id.au>
Signed-off-by: default avatarKumar Gala <galak@kernel.crashing.org>
parent 3611f2ad

arch/powerpc/boot/Makefile

+2 −1
Original line number Diff line number Diff line
@@ -52,7 +52,7 @@ src-plat := of.c cuboot-52xx.c cuboot-83xx.c cuboot-85xx.c holly.c \ 
		cuboot-ebony.c treeboot-ebony.c prpmc2800.c \

		ps3-head.S ps3-hvcall.S ps3.c treeboot-bamboo.c cuboot-8xx.c \

		cuboot-pq2.c cuboot-sequoia.c treeboot-walnut.c cuboot-bamboo.c \

		fixed-head.S ep88xc.c

		fixed-head.S ep88xc.c cuboot-hpc2.c

src-boot := $(src-wlib) $(src-plat) empty.c



src-boot := $(addprefix $(obj)/, $(src-boot))
@@ -150,6 +150,7 @@ image-$(CONFIG_8260) += cuImage.pq2 
image-$(CONFIG_PPC_MPC52xx)		+= cuImage.52xx

image-$(CONFIG_PPC_83xx)		+= cuImage.83xx

image-$(CONFIG_PPC_85xx)		+= cuImage.85xx

image-$(CONFIG_MPC7448HPC2)		+= cuImage.hpc2

image-$(CONFIG_EBONY)			+= treeImage.ebony cuImage.ebony

image-$(CONFIG_BAMBOO)			+= treeImage.bamboo cuImage.bamboo

image-$(CONFIG_SEQUOIA)			+= cuImage.sequoia

arch/powerpc/boot/cuboot-hpc2.c

0 → 100644
+48 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2007 Freescale Semiconductor, Inc. All rights reserved.

 *

 * Author: Roy Zang <tie-fei.zang@freescale.com>

 *

 * Description:

 * Old U-boot compatibility for mpc7448hpc2 board

 * Based on the code of Scott Wood <scottwood@freescale.com>

 * for 83xx and 85xx.

 *

 * This 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.

 *

 */



#include "ops.h"

#include "stdio.h"

#include "cuboot.h"



#define TARGET_HAS_ETH1

#include "ppcboot.h"



static bd_t bd;

extern char _dtb_start[], _dtb_end[];



static void platform_fixups(void)

{

	void *tsi;



	dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);

	dt_fixup_mac_addresses(bd.bi_enetaddr, bd.bi_enet1addr);

	dt_fixup_cpu_clocks(bd.bi_intfreq, bd.bi_busfreq / 4, bd.bi_busfreq);

	tsi = find_node_by_devtype(NULL, "tsi-bridge");

	if (tsi)

		setprop(tsi, "bus-frequency", &bd.bi_busfreq,

			sizeof(bd.bi_busfreq));

}



void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,

		unsigned long r6, unsigned long r7)

{

	CUBOOT_INIT();

	ft_init(_dtb_start, _dtb_end - _dtb_start, 32);

	serial_console_init();

	platform_ops.fixups = platform_fixups;

}

arch/powerpc/boot/dts/mpc7448hpc2.dts

+5 −0
Original line number Diff line number Diff line
@@ -78,6 +78,7 @@ 
		};



		ethernet@6200 {

			linux,network-index = <0>;

			#size-cells = <0>;

			device_type = "network";

			compatible = "tsi108-ethernet";
@@ -90,6 +91,7 @@ 
		};



		ethernet@6600 {

			linux,network-index = <1>;

			#address-cells = <1>;

			#size-cells = <0>;

			device_type = "network";
@@ -183,5 +185,8 @@ 
			};

		};

	};

	chosen {

		linux,stdout-path = "/tsi108@c0000000/serial@7808";

	};



};

arch/powerpc/platforms/embedded6xx/Kconfig

+1 −0
Original line number Diff line number Diff line
@@ -22,6 +22,7 @@ config MPC7448HPC2 
	select TSI108_BRIDGE

	select DEFAULT_UIMAGE

	select PPC_UDBG_16550

	select WANT_DEVICE_TREE

	help

	  Select MPC7448HPC2 if configuring for Freescale MPC7448HPC2 (Taiga)

	  platform