[POWERPC] Add a cuboot wrapper for 85xx with CPM2 (7858f747) · Commits · e / devices / android_kernel_fairphone_FP4

arch/powerpc/boot/Makefile

+4 −1

Original line number	Diff line number	Diff line
		@@ -63,7 +63,7 @@ src-plat := of.c cuboot-52xx.c cuboot-824x.c cuboot-83xx.c cuboot-85xx.c holly.c
		cuboot-pq2.c cuboot-sequoia.c treeboot-walnut.c cuboot-bamboo.c \
		fixed-head.S ep88xc.c cuboot-hpc2.c ep405.c cuboot-taishan.c \
		cuboot-katmai.c cuboot-rainier.c redboot-8xx.c ep8248e.c \
		cuboot-warp.c
		cuboot-warp.c cuboot-85xx-cpm2.c
		src-boot := $(src-wlib) $(src-plat) empty.c

		src-boot := $(addprefix $(obj)/, $(src-boot))
		@@ -201,6 +201,9 @@ image-$(CONFIG_PPC_MPC52xx) += cuImage.52xx
		image-$(CONFIG_STORCENTER) += cuImage.824x
		image-$(CONFIG_PPC_83xx) += cuImage.83xx
		image-$(CONFIG_PPC_85xx) += cuImage.85xx
		ifeq ($(CONFIG_CPM2),y)
		image-$(CONFIG_PPC_85xx) += cuImage.85xx-cpm2
		endif
		image-$(CONFIG_MPC7448HPC2) += cuImage.hpc2
		image-$(CONFIG_EBONY) += treeImage.ebony cuImage.ebony
		image-$(CONFIG_BAMBOO) += treeImage.bamboo cuImage.bamboo

arch/powerpc/boot/cuboot-85xx-cpm2.c

0 → 100644

+66 −0

Original line number	Diff line number	Diff line
		/*
		* Old U-boot compatibility for 85xx
		*
		* Author: Scott Wood <scottwood@freescale.com>
		*
		* Copyright (c) 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 version 2 as published
		* by the Free Software Foundation.
		*/

		#include "ops.h"
		#include "stdio.h"
		#include "cuboot.h"

		#define TARGET_85xx
		#define TARGET_CPM2
		#include "ppcboot.h"

		static bd_t bd;

		static void platform_fixups(void)
		{
		void *devp;

		dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);
		dt_fixup_mac_address_by_alias("ethernet0", bd.bi_enetaddr);
		dt_fixup_mac_address_by_alias("ethernet1", bd.bi_enet1addr);
		dt_fixup_mac_address_by_alias("ethernet2", bd.bi_enet2addr);
		dt_fixup_cpu_clocks(bd.bi_intfreq, bd.bi_busfreq / 8, bd.bi_busfreq);

		/* Unfortunately, the specific model number is encoded in the
		* soc node name in existing dts files -- once that is fixed,
		* this can do a simple path lookup.
		*/
		devp = find_node_by_devtype(NULL, "soc");
		if (devp) {
		void *serial = NULL;

		setprop(devp, "bus-frequency", &bd.bi_busfreq,
		sizeof(bd.bi_busfreq));

		while ((serial = find_node_by_devtype(serial, "serial"))) {
		if (get_parent(serial) != devp)
		continue;

		setprop(serial, "clock-frequency", &bd.bi_busfreq,
		sizeof(bd.bi_busfreq));
		}
		}

		devp = find_node_by_compatible(NULL, "fsl,cpm2-brg");
		if (devp)
		setprop(devp, "clock-frequency", &bd.bi_brgfreq,
		sizeof(bd.bi_brgfreq));
		}

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