diff options
| -rw-r--r-- | arch/powerpc/boot/Makefile | 5 | ||||
| -rw-r--r-- | arch/powerpc/boot/cuboot-85xx-cpm2.c | 66 |
2 files changed, 70 insertions, 1 deletions
diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index b36f9113ad1..7f6b07c30d6 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -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 diff --git a/arch/powerpc/boot/cuboot-85xx-cpm2.c b/arch/powerpc/boot/cuboot-85xx-cpm2.c new file mode 100644 index 00000000000..723872ddd44 --- /dev/null +++ b/arch/powerpc/boot/cuboot-85xx-cpm2.c @@ -0,0 +1,66 @@ +/* + * 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; +} |