summaryrefslogtreecommitdiffstats
path: root/arch/powerpc/boot
diff options
context:
space:
mode:
Diffstat (limited to 'arch/powerpc/boot')
-rw-r--r--arch/powerpc/boot/Makefile7
-rw-r--r--arch/powerpc/boot/addnote.c41
-rw-r--r--arch/powerpc/boot/cuboot-52xx.c4
-rw-r--r--arch/powerpc/boot/cuboot-acadia.c174
-rw-r--r--arch/powerpc/boot/dts/acadia.dts224
-rw-r--r--arch/powerpc/boot/dts/hcu4.dts168
-rw-r--r--arch/powerpc/boot/dts/mpc8315erdb.dts8
-rw-r--r--arch/powerpc/boot/dts/mpc832x_mds.dts2
-rw-r--r--arch/powerpc/boot/dts/mpc8349emitx.dts16
-rw-r--r--arch/powerpc/boot/dts/mpc8349emitxgp.dts8
-rw-r--r--arch/powerpc/boot/dts/mpc834x_mds.dts2
-rw-r--r--arch/powerpc/boot/dts/mpc836x_mds.dts2
-rw-r--r--arch/powerpc/boot/dts/mpc8377_rdb.dts8
-rw-r--r--arch/powerpc/boot/dts/mpc8378_rdb.dts8
-rw-r--r--arch/powerpc/boot/dts/mpc8379_rdb.dts8
-rw-r--r--arch/powerpc/boot/dts/mpc8536ds.dts12
-rw-r--r--arch/powerpc/boot/dts/mpc8568mds.dts2
-rw-r--r--arch/powerpc/boot/dts/mpc8572ds.dts27
-rw-r--r--arch/powerpc/boot/libfdt-wrapper.c22
-rw-r--r--arch/powerpc/boot/main.c14
-rw-r--r--arch/powerpc/boot/ops.h6
-rw-r--r--arch/powerpc/boot/string.S4
-rwxr-xr-xarch/powerpc/boot/wrapper5
23 files changed, 721 insertions, 51 deletions
diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
index aac1406ccba5..8fc6d72849ae 100644
--- a/arch/powerpc/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -68,7 +68,8 @@ 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 virtex.c redboot-83xx.c cuboot-sam440ep.c
+ virtex405-head.S virtex.c redboot-83xx.c cuboot-sam440ep.c \
+ cuboot-acadia.c
src-boot := $(src-wlib) $(src-plat) empty.c
src-boot := $(addprefix $(obj)/, $(src-boot))
@@ -211,6 +212,7 @@ image-$(CONFIG_DEFAULT_UIMAGE) += uImage
# Board ports in arch/powerpc/platform/40x/Kconfig
image-$(CONFIG_EP405) += dtbImage.ep405
image-$(CONFIG_WALNUT) += treeImage.walnut
+image-$(CONFIG_ACADIA) += cuImage.acadia
# Board ports in arch/powerpc/platform/44x/Kconfig
image-$(CONFIG_EBONY) += treeImage.ebony cuImage.ebony
@@ -319,6 +321,9 @@ $(obj)/zImage.iseries: vmlinux
$(obj)/uImage: vmlinux $(wrapperbits)
$(call if_changed,wrap,uboot)
+$(obj)/cuImage.initrd.%: vmlinux $(obj)/%.dtb $(wrapperbits)
+ $(call if_changed,wrap,cuboot-$*,,$(obj)/$*.dtb,$(obj)/ramdisk.image.gz)
+
$(obj)/cuImage.%: vmlinux $(obj)/%.dtb $(wrapperbits)
$(call if_changed,wrap,cuboot-$*,,$(obj)/$*.dtb)
diff --git a/arch/powerpc/boot/addnote.c b/arch/powerpc/boot/addnote.c
index dcc9ab2ca823..3091d1d21aef 100644
--- a/arch/powerpc/boot/addnote.c
+++ b/arch/powerpc/boot/addnote.c
@@ -11,7 +11,7 @@
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*
- * Usage: addnote zImage [note.elf]
+ * Usage: addnote [-r realbase] zImage [note.elf]
*
* If note.elf is supplied, it is the name of an ELF file that contains
* an RPA note to use instead of the built-in one. Alternatively, the
@@ -153,18 +153,31 @@ unsigned char *read_rpanote(const char *fname, int *nnp)
int
main(int ac, char **av)
{
- int fd, n, i;
+ int fd, n, i, ai;
int ph, ps, np;
int nnote, nnote2, ns;
unsigned char *rpap;
-
- if (ac != 2 && ac != 3) {
- fprintf(stderr, "Usage: %s elf-file [rpanote.elf]\n", av[0]);
+ char *p, *endp;
+
+ ai = 1;
+ if (ac >= ai + 2 && strcmp(av[ai], "-r") == 0) {
+ /* process -r realbase */
+ p = av[ai + 1];
+ descr[1] = strtol(p, &endp, 16);
+ if (endp == p || *endp != 0) {
+ fprintf(stderr, "Can't parse -r argument '%s' as hex\n",
+ p);
+ exit(1);
+ }
+ ai += 2;
+ }
+ if (ac != ai + 1 && ac != ai + 2) {
+ fprintf(stderr, "Usage: %s [-r realbase] elf-file [rpanote.elf]\n", av[0]);
exit(1);
}
- fd = open(av[1], O_RDWR);
+ fd = open(av[ai], O_RDWR);
if (fd < 0) {
- perror(av[1]);
+ perror(av[ai]);
exit(1);
}
@@ -184,12 +197,12 @@ main(int ac, char **av)
if (buf[E_IDENT+EI_CLASS] != ELFCLASS32
|| buf[E_IDENT+EI_DATA] != ELFDATA2MSB) {
fprintf(stderr, "%s is not a big-endian 32-bit ELF image\n",
- av[1]);
+ av[ai]);
exit(1);
}
- if (ac == 3)
- rpap = read_rpanote(av[2], &nnote2);
+ if (ac == ai + 2)
+ rpap = read_rpanote(av[ai + 1], &nnote2);
ph = GET_32BE(buf, E_PHOFF);
ps = GET_16BE(buf, E_PHENTSIZE);
@@ -202,7 +215,7 @@ main(int ac, char **av)
for (i = 0; i < np; ++i) {
if (GET_32BE(buf, ph + PH_TYPE) == PT_NOTE) {
fprintf(stderr, "%s already has a note entry\n",
- av[1]);
+ av[ai]);
exit(0);
}
ph += ps;
@@ -260,18 +273,18 @@ main(int ac, char **av)
exit(1);
}
if (i < n) {
- fprintf(stderr, "%s: write truncated\n", av[1]);
+ fprintf(stderr, "%s: write truncated\n", av[ai]);
exit(1);
}
exit(0);
notelf:
- fprintf(stderr, "%s does not appear to be an ELF file\n", av[1]);
+ fprintf(stderr, "%s does not appear to be an ELF file\n", av[ai]);
exit(1);
nospace:
fprintf(stderr, "sorry, I can't find space in %s to put the note\n",
- av[1]);
+ av[ai]);
exit(1);
}
diff --git a/arch/powerpc/boot/cuboot-52xx.c b/arch/powerpc/boot/cuboot-52xx.c
index a8611546a656..4c42ec8687be 100644
--- a/arch/powerpc/boot/cuboot-52xx.c
+++ b/arch/powerpc/boot/cuboot-52xx.c
@@ -37,6 +37,10 @@ static void platform_fixups(void)
* this can do a simple path lookup.
*/
soc = find_node_by_devtype(NULL, "soc");
+ if (!soc)
+ soc = find_node_by_compatible(NULL, "fsl,mpc5200-immr");
+ if (!soc)
+ soc = find_node_by_compatible(NULL, "fsl,mpc5200b-immr");
if (soc) {
setprop(soc, "bus-frequency", &bd.bi_ipbfreq,
sizeof(bd.bi_ipbfreq));
diff --git a/arch/powerpc/boot/cuboot-acadia.c b/arch/powerpc/boot/cuboot-acadia.c
new file mode 100644
index 000000000000..0634aba6348a
--- /dev/null
+++ b/arch/powerpc/boot/cuboot-acadia.c
@@ -0,0 +1,174 @@
+/*
+ * Old U-boot compatibility for Acadia
+ *
+ * Author: Josh Boyer <jwboyer@linux.vnet.ibm.com>
+ *
+ * Copyright 2008 IBM Corporation
+ *
+ * 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 "io.h"
+#include "dcr.h"
+#include "stdio.h"
+#include "4xx.h"
+#include "44x.h"
+#include "cuboot.h"
+
+#define TARGET_4xx
+#include "ppcboot.h"
+
+static bd_t bd;
+
+#define CPR_PERD0_SPIDV_MASK 0x000F0000 /* SPI Clock Divider */
+
+#define PLLC_SRC_MASK 0x20000000 /* PLL feedback source */
+
+#define PLLD_FBDV_MASK 0x1F000000 /* PLL feedback divider value */
+#define PLLD_FWDVA_MASK 0x000F0000 /* PLL forward divider A value */
+#define PLLD_FWDVB_MASK 0x00000700 /* PLL forward divider B value */
+
+#define PRIMAD_CPUDV_MASK 0x0F000000 /* CPU Clock Divisor Mask */
+#define PRIMAD_PLBDV_MASK 0x000F0000 /* PLB Clock Divisor Mask */
+#define PRIMAD_OPBDV_MASK 0x00000F00 /* OPB Clock Divisor Mask */
+#define PRIMAD_EBCDV_MASK 0x0000000F /* EBC Clock Divisor Mask */
+
+#define PERD0_PWMDV_MASK 0xFF000000 /* PWM Divider Mask */
+#define PERD0_SPIDV_MASK 0x000F0000 /* SPI Divider Mask */
+#define PERD0_U0DV_MASK 0x0000FF00 /* UART 0 Divider Mask */
+#define PERD0_U1DV_MASK 0x000000FF /* UART 1 Divider Mask */
+
+static void get_clocks(void)
+{
+ unsigned long sysclk, cpr_plld, cpr_pllc, cpr_primad, plloutb, i;
+ unsigned long pllFwdDiv, pllFwdDivB, pllFbkDiv, pllPlbDiv, pllExtBusDiv;
+ unsigned long pllOpbDiv, freqEBC, freqUART, freqOPB;
+ unsigned long div; /* total divisor udiv * bdiv */
+ unsigned long umin; /* minimum udiv */
+ unsigned short diff; /* smallest diff */
+ unsigned long udiv; /* best udiv */
+ unsigned short idiff; /* current diff */
+ unsigned short ibdiv; /* current bdiv */
+ unsigned long est; /* current estimate */
+ unsigned long baud;
+ void *np;
+
+ /* read the sysclk value from the CPLD */
+ sysclk = (in_8((unsigned char *)0x80000000) == 0xc) ? 66666666 : 33333000;
+
+ /*
+ * Read PLL Mode registers
+ */
+ cpr_plld = CPR0_READ(DCRN_CPR0_PLLD);
+ cpr_pllc = CPR0_READ(DCRN_CPR0_PLLC);
+
+ /*
+ * Determine forward divider A
+ */
+ pllFwdDiv = ((cpr_plld & PLLD_FWDVA_MASK) >> 16);
+
+ /*
+ * Determine forward divider B
+ */
+ pllFwdDivB = ((cpr_plld & PLLD_FWDVB_MASK) >> 8);
+ if (pllFwdDivB == 0)
+ pllFwdDivB = 8;
+
+ /*
+ * Determine FBK_DIV.
+ */
+ pllFbkDiv = ((cpr_plld & PLLD_FBDV_MASK) >> 24);
+ if (pllFbkDiv == 0)
+ pllFbkDiv = 256;
+
+ /*
+ * Read CPR_PRIMAD register
+ */
+ cpr_primad = CPR0_READ(DCRN_CPR0_PRIMAD);
+
+ /*
+ * Determine PLB_DIV.
+ */
+ pllPlbDiv = ((cpr_primad & PRIMAD_PLBDV_MASK) >> 16);
+ if (pllPlbDiv == 0)
+ pllPlbDiv = 16;
+
+ /*
+ * Determine EXTBUS_DIV.
+ */
+ pllExtBusDiv = (cpr_primad & PRIMAD_EBCDV_MASK);
+ if (pllExtBusDiv == 0)
+ pllExtBusDiv = 16;
+
+ /*
+ * Determine OPB_DIV.
+ */
+ pllOpbDiv = ((cpr_primad & PRIMAD_OPBDV_MASK) >> 8);
+ if (pllOpbDiv == 0)
+ pllOpbDiv = 16;
+
+ /* There is a bug in U-Boot that prevents us from using
+ * bd.bi_opbfreq because U-Boot doesn't populate it for
+ * 405EZ. We get to calculate it, yay!
+ */
+ freqOPB = (sysclk *pllFbkDiv) /pllOpbDiv;
+
+ freqEBC = (sysclk * pllFbkDiv) / pllExtBusDiv;
+
+ plloutb = ((sysclk * ((cpr_pllc & PLLC_SRC_MASK) ?
+ pllFwdDivB : pllFwdDiv) *
+ pllFbkDiv) / pllFwdDivB);
+
+ np = find_node_by_alias("serial0");
+ if (getprop(np, "current-speed", &baud, sizeof(baud)) != sizeof(baud))
+ fatal("no current-speed property\n\r");
+
+ udiv = 256; /* Assume lowest possible serial clk */
+ div = plloutb / (16 * baud); /* total divisor */
+ umin = (plloutb / freqOPB) << 1; /* 2 x OPB divisor */
+ diff = 256; /* highest possible */
+
+ /* i is the test udiv value -- start with the largest
+ * possible (256) to minimize serial clock and constrain
+ * search to umin.
+ */
+ for (i = 256; i > umin; i--) {
+ ibdiv = div / i;
+ est = i * ibdiv;
+ idiff = (est > div) ? (est-div) : (div-est);
+ if (idiff == 0) {
+ udiv = i;
+ break; /* can't do better */
+ } else if (idiff < diff) {
+ udiv = i; /* best so far */
+ diff = idiff; /* update lowest diff*/
+ }
+ }
+ freqUART = plloutb / udiv;
+
+ dt_fixup_cpu_clocks(bd.bi_procfreq, bd.bi_intfreq, bd.bi_plb_busfreq);
+ dt_fixup_clock("/plb/ebc", freqEBC);
+ dt_fixup_clock("/plb/opb", freqOPB);
+ dt_fixup_clock("/plb/opb/serial@ef600300", freqUART);
+ dt_fixup_clock("/plb/opb/serial@ef600400", freqUART);
+}
+
+static void acadia_fixups(void)
+{
+ dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);
+ get_clocks();
+ dt_fixup_mac_address_by_alias("ethernet0", bd.bi_enetaddr);
+}
+
+void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
+ unsigned long r6, unsigned long r7)
+{
+ CUBOOT_INIT();
+ platform_ops.fixups = acadia_fixups;
+ platform_ops.exit = ibm40x_dbcr_reset;
+ fdt_init(_dtb_start);
+ serial_console_init();
+}
diff --git a/arch/powerpc/boot/dts/acadia.dts b/arch/powerpc/boot/dts/acadia.dts
new file mode 100644
index 000000000000..57291f61ffe7
--- /dev/null
+++ b/arch/powerpc/boot/dts/acadia.dts
@@ -0,0 +1,224 @@
+/*
+ * Device Tree Source for AMCC Acadia (405EZ)
+ *
+ * Copyright IBM Corp. 2008
+ *
+ * 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.
+ */
+
+/dts-v1/;
+
+/ {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ model = "amcc,acadia";
+ compatible = "amcc,acadia";
+ dcr-parent = <&{/cpus/cpu@0}>;
+
+ aliases {
+ ethernet0 = &EMAC0;
+ serial0 = &UART0;
+ serial1 = &UART1;
+ };
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu@0 {
+ device_type = "cpu";
+ model = "PowerPC,405EZ";
+ reg = <0x0>;
+ clock-frequency = <0>; /* Filled in by wrapper */
+ timebase-frequency = <0>; /* Filled in by wrapper */
+ i-cache-line-size = <32>;
+ d-cache-line-size = <32>;
+ i-cache-size = <16384>;
+ d-cache-size = <16384>;
+ dcr-controller;
+ dcr-access-method = "native";
+ };
+ };
+
+ memory {
+ device_type = "memory";
+ reg = <0x0 0x0>; /* Filled in by wrapper */
+ };
+
+ UIC0: interrupt-controller {
+ compatible = "ibm,uic-405ez", "ibm,uic";
+ interrupt-controller;
+ dcr-reg = <0x0c0 0x009>;
+ cell-index = <0>;
+ #address-cells = <0>;
+ #size-cells = <0>;
+ #interrupt-cells = <2>;
+ };
+
+ plb {
+ compatible = "ibm,plb-405ez", "ibm,plb3";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ clock-frequency = <0>; /* Filled in by wrapper */
+
+ MAL0: mcmal {
+ compatible = "ibm,mcmal-405ez", "ibm,mcmal";
+ dcr-reg = <0x380 0x62>;
+ num-tx-chans = <1>;
+ num-rx-chans = <1>;
+ interrupt-parent = <&UIC0>;
+ /* 405EZ has only 3 interrupts to the UIC, as
+ * SERR, TXDE, and RXDE are or'd together into
+ * one UIC bit
+ */
+ interrupts = <
+ 0x13 0x4 /* TXEOB */
+ 0x15 0x4 /* RXEOB */
+ 0x12 0x4 /* SERR, TXDE, RXDE */>;
+ };
+
+ POB0: opb {
+ compatible = "ibm,opb-405ez", "ibm,opb";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ dcr-reg = <0x0a 0x05>;
+ clock-frequency = <0>; /* Filled in by wrapper */
+
+ UART0: serial@ef600300 {
+ device_type = "serial";
+ compatible = "ns16550";
+ reg = <0xef600300 0x8>;
+ virtual-reg = <0xef600300>;
+ clock-frequency = <0>; /* Filled in by wrapper */
+ current-speed = <115200>;
+ interrupt-parent = <&UIC0>;
+ interrupts = <0x5 0x4>;
+ };
+
+ UART1: serial@ef600400 {
+ device_type = "serial";
+ compatible = "ns16550";
+ reg = <0xef600400 0x8>;
+ clock-frequency = <0>; /* Filled in by wrapper */
+ current-speed = <115200>;
+ interrupt-parent = <&UIC0>;
+ interrupts = <0x6 0x4>;
+ };
+
+ IIC: i2c@ef600500 {
+ compatible = "ibm,iic-405ez", "ibm,iic";
+ reg = <0xef600500 0x11>;
+ interrupt-parent = <&UIC0>;
+ interrupts = <0xa 0x4>;
+ };
+
+ GPIO0: gpio@ef600700 {
+ compatible = "ibm,gpio-405ez";
+ reg = <0xef600700 0x20>;
+ };
+
+ GPIO1: gpio@ef600800 {
+ compatible = "ibm,gpio-405ez";
+ reg = <0xef600800 0x20>;
+ };
+
+ EMAC0: ethernet@ef600900 {
+ device_type = "network";
+ compatible = "ibm,emac-405ez", "ibm,emac";
+ interrupt-parent = <&UIC0>;
+ interrupts = <
+ 0x10 0x4 /* Ethernet */
+ 0x11 0x4 /* Ethernet Wake up */>;
+ local-mac-address = [000000000000]; /* Filled in by wrapper */
+ reg = <0xef600900 0x70>;
+ mal-device = <&MAL0>;
+ mal-tx-channel = <0>;
+ mal-rx-channel = <0>;
+ cell-index = <0>;
+ max-frame-size = <1500>;
+ rx-fifo-size = <4096>;
+ tx-fifo-size = <2048>;
+ phy-mode = "mii";
+ phy-map = <0x0>;
+ };
+
+ CAN0: can@ef601000 {
+ compatible = "amcc,can-405ez";
+ reg = <0xef601000 0x620>;
+ interrupt-parent = <&UIC0>;
+ interrupts = <0x7 0x4>;
+ };
+
+ CAN1: can@ef601800 {
+ compatible = "amcc,can-405ez";
+ reg = <0xef601800 0x620>;
+ interrupt-parent = <&UIC0>;
+ interrupts = <0x8 0x4>;
+ };
+
+ cameleon@ef602000 {
+ compatible = "amcc,cameleon-405ez";
+ reg = <0xef602000 0x800>;
+ interrupt-parent = <&UIC0>;
+ interrupts = <0xb 0x4 0xc 0x4>;
+ };
+
+ ieee1588@ef602800 {
+ compatible = "amcc,ieee1588-405ez";
+ reg = <0xef602800 0x60>;
+ interrupt-parent = <&UIC0>;
+ interrupts = <0x4 0x4>;
+ /* This thing is a bit weird. It has it's own UIC
+ * that it uses to generate snapshot triggers. We
+ * don't really support this device yet, and it needs
+ * work to figure this out.
+ */
+ dcr-reg = <0xe0 0x9>;
+ };
+
+ usb@ef603000 {
+ compatible = "ohci-be";
+ reg = <0xef603000 0x80>;
+ interrupts-parent = <&UIC0>;
+ interrupts = <0xd 0x4 0xe 0x4>;
+ };
+
+ dac@ef603300 {
+ compatible = "amcc,dac-405ez";
+ reg = <0xef603300 0x40>;
+ interrupt-parent = <&UIC0>;
+ interrupts = <0x18 0x4>;
+ };
+
+ adc@ef603400 {
+ compatible = "amcc,adc-405ez";
+ reg = <0xef603400 0x40>;
+ interrupt-parent = <&UIC0>;
+ interrupts = <0x17 0x4>;
+ };
+
+ spi@ef603500 {
+ compatible = "amcc,spi-405ez";
+ reg = <0xef603500 0x100>;
+ interrupt-parent = <&UIC0>;
+ interrupts = <0x9 0x4>;
+ };
+ };
+
+ EBC0: ebc {
+ compatible = "ibm,ebc-405ez", "ibm,ebc";
+ dcr-reg = <0x12 0x2>;
+ #address-cells = <2>;
+ #size-cells = <1>;
+ clock-frequency = <0>; /* Filled in by wrapper */
+ };
+ };
+
+ chosen {
+ linux,stdout-path = "/plb/opb/serial@ef600300";
+ };
+};
diff --git a/arch/powerpc/boot/dts/hcu4.dts b/arch/powerpc/boot/dts/hcu4.dts
new file mode 100644
index 000000000000..7988598da4c9
--- /dev/null
+++ b/arch/powerpc/boot/dts/hcu4.dts
@@ -0,0 +1,168 @@
+/*
+* Device Tree Source for Netstal Maschinen HCU4
+* based on the IBM Walnut
+*
+* Copyright 2008
+* Niklaus Giger <niklaus.giger@member.fsf.org>
+*
+* Copyright 2007 IBM Corp.
+* Josh Boyer <jwboyer@linux.vnet.ibm.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.
+*/
+
+/dts-v1/;
+
+/ {
+ #address-cells = <0x1>;
+ #size-cells = <0x1>;
+ model = "netstal,hcu4";
+ compatible = "netstal,hcu4";
+ dcr-parent = <0x1>;
+
+ aliases {
+ ethernet0 = "/plb/opb/ethernet@ef600800";
+ serial0 = "/plb/opb/serial@ef600300";
+ };
+
+ cpus {
+ #address-cells = <0x1>;
+ #size-cells = <0x0>;
+
+ cpu@0 {
+ device_type = "cpu";
+ model = "PowerPC,405GPr";
+ reg = <0x0>;
+ clock-frequency = <0>; /* Filled in by U-Boot */
+ timebase-frequency = <0x0>; /* Filled in by U-Boot */
+ i-cache-line-size = <0x20>;
+ d-cache-line-size = <0x20>;
+ i-cache-size = <0x4000>;
+ d-cache-size = <0x4000>;
+ dcr-controller;
+ dcr-access-method = "native";
+ linux,phandle = <0x1>;
+ };
+ };
+
+ memory {
+ device_type = "memory";
+ reg = <0x0 0x0>; /* Filled in by U-Boot */
+ };
+
+ UIC0: interrupt-controller {
+ compatible = "ibm,uic";
+ interrupt-controller;
+ cell-index = <0x0>;
+ dcr-reg = <0xc0 0x9>;
+ #address-cells = <0x0>;
+ #size-cells = <0x0>;
+ #interrupt-cells = <0x2>;
+ linux,phandle = <0x2>;
+ };
+
+ plb {
+ compatible = "ibm,plb3";
+ #address-cells = <0x1>;
+ #size-cells = <0x1>;
+ ranges;
+ clock-frequency = <0x0>; /* Filled in by U-Boot */
+
+ SDRAM0: memory-controller {
+ compatible = "ibm,sdram-405gp";
+ dcr-reg = <0x10 0x2>;
+ };
+
+ MAL: mcmal {
+ compatible = "ibm,mcmal-405gp", "ibm,mcmal";
+ dcr-reg = <0x180 0x62>;
+ num-tx-chans = <0x1>;
+ num-rx-chans = <0x1>;
+ interrupt-parent = <0x2>;
+ interrupts = <0xb 0x4 0xc 0x4 0xa 0x4 0xd 0x4 0xe 0x4>;
+ linux,phandle = <0x3>;
+ };
+
+ POB0: opb {
+ compatible = "ibm,opb-405gp", "ibm,opb";
+ #address-cells = <0x1>;
+ #size-cells = <0x1>;
+ ranges = <0xef600000 0xef600000 0xa00000>;
+ dcr-reg = <0xa0 0x5>;
+ clock-frequency = <0x0>; /* Filled in by U-Boot */
+
+ UART0: serial@ef600300 {
+ device_type = "serial";
+ compatible = "ns16550";
+ reg = <0xef600300 0x8>;
+ virtual-reg = <0xef600300>;
+ clock-frequency = <0x0>;/* Filled in by U-Boot */
+ current-speed = <0>; /* Filled in by U-Boot */
+ interrupt-parent = <0x2>;
+ interrupts = <0x0 0x4>;
+ };
+
+ IIC: i2c@ef600500 {
+ compatible = "ibm,iic-405gp", "ibm,iic";
+ reg = <0xef600500 0x11>;
+ interrupt-parent = <0x2>;
+ interrupts = <0x2 0x4>;
+ };
+
+ GPIO: gpio@ef600700 {
+ compatible = "ibm,gpio-405gp";
+ reg = <0xef600700 0x20>;
+ };
+
+ EMAC: ethernet@ef600800 {
+ device_type = "network";
+ compatible = "ibm,emac-405gp", "ibm,emac";
+ interrupt-parent = <0x2>;
+ interrupts = <0xf 0x4 0x9 0x4>;
+ local-mac-address = [00 00 00 00 00 00];
+ reg = <0xef600800 0x70>;
+ mal-device = <0x3>;
+ mal-tx-channel = <0x0>;
+ mal-rx-channel = <0x0>;
+ cell-index = <0x0>;
+ max-frame-size = <0x5dc>;
+ rx-fifo-size = <0x1000>;
+ tx-fifo-size = <0x800>;
+ phy-mode = "rmii";
+ phy-map = <0x1>;
+ };
+ };
+
+ EBC0: ebc {
+ compatible = "ibm,ebc-405gp", "ibm,ebc";
+ dcr-reg = <0x12 0x2>;
+ #address-cells = <0x2>;
+ #size-cells = <0x1>;
+ clock-frequency = <0x0>; /* Filled in by U-Boot */
+
+ sram@0,0 {
+ reg = <0x0 0x0 0x80000>;
+ };
+
+ flash@0,80000 {
+ compatible = "jedec-flash";
+ bank-width = <0x1>;
+ reg = <0x0 0x80000 0x80000>;
+ #address-cells = <0x1>;
+ #size-cells = <0x1>;
+
+ partition@0 {
+ label = "OpenBIOS";
+ reg = <0x0 0x80000>;
+ read-only;
+ };
+ };
+ };
+ };
+
+ chosen {
+ linux,stdout-path = "/plb/opb/serial@ef600300";
+ };
+};
diff --git a/arch/powerpc/boot/dts/mpc8315erdb.dts b/arch/powerpc/boot/dts/mpc8315erdb.dts
index 7449e54c1a90..6b850670de1d 100644
--- a/arch/powerpc/boot/dts/mpc8315erdb.dts
+++ b/arch/powerpc/boot/dts/mpc8315erdb.dts
@@ -121,6 +121,14 @@
compatible = "dallas,ds1339";
reg = <0x68>;
};
+
+ mcu_pio: mcu@a {
+ #gpio-cells = <2>;
+ compatible = "fsl,mc9s08qg8-mpc8315erdb",
+ "fsl,mcu-mpc8349emitx";
+ reg = <0x0a>;
+ gpio-controller;
+ };
};
spi@7000 {
diff --git a/arch/powerpc/boot/dts/mpc832x_mds.dts b/arch/powerpc/boot/dts/mpc832x_mds.dts
index e4cc1768f241..57c595bf1071 100644
--- a/arch/powerpc/boot/dts/mpc832x_mds.dts
+++ b/arch/powerpc/boot/dts/mpc832x_mds.dts
@@ -60,7 +60,7 @@
};
bcsr@f8000000 {
- device_type = "board-control";
+ compatible = "fsl,mpc8323mds-bcsr";
reg = <0xf8000000 0x8000>;
};
diff --git a/arch/powerpc/boot/dts/mpc8349emitx.dts b/arch/powerpc/boot/dts/mpc8349emitx.dts
index 5cedf373a1d8..2c9d54a35bc3 100644
--- a/arch/powerpc/boot/dts/mpc8349emitx.dts
+++ b/arch/powerpc/boot/dts/mpc8349emitx.dts
@@ -83,6 +83,14 @@
interrupts = <15 0x8>;
interrupt-parent = <&ipic>;
dfsrr;
+
+ rtc@68 {
+ device_type = "rtc";
+ compatible = "dallas,ds1339";
+ reg = <0x68>;
+ interrupts = <18 0x8>;
+ interrupt-parent = <&ipic>;
+ };
};
spi@7000 {
@@ -131,6 +139,14 @@
interrupt-parent = <&ipic>;
interrupts = <71 8>;
};
+
+ mcu_pio: mcu@a {
+ #gpio-cells = <2>;
+ compatible = "fsl,mc9s08qg8-mpc8349emitx",
+ "fsl,mcu-mpc8349emitx";
+ reg = <0x0a>;
+ gpio-controller;
+ };
};
usb@22000 {
diff --git a/arch/powerpc/boot/dts/mpc8349emitxgp.dts b/arch/powerpc/boot/dts/mpc8349emitxgp.dts
index 81ae1d3e9440..fa40647ee62e 100644
--- a/arch/powerpc/boot/dts/mpc8349emitxgp.dts
+++ b/arch/powerpc/boot/dts/mpc8349emitxgp.dts
@@ -81,6 +81,14 @@
interrupts = <15 0x8>;
interrupt-parent = <&ipic>;
dfsrr;
+
+ rtc@68 {
+ device_type = "rtc";
+ compatible = "dallas,ds1339";
+ reg = <0x68>;
+ interrupts = <18 0x8>;
+ interrupt-parent = <&ipic>;
+ };
};
spi@7000 {
diff --git a/arch/powerpc/boot/dts/mpc834x_mds.dts b/arch/powerpc/boot/dts/mpc834x_mds.dts
index 04bfde3ea605..c986c541e9bb 100644
--- a/arch/powerpc/boot/dts/mpc834x_mds.dts
+++ b/arch/powerpc/boot/dts/mpc834x_mds.dts
@@ -49,7 +49,7 @@
};
bcsr@e2400000 {
- device_type = "board-control";
+ compatible = "fsl,mpc8349mds-bcsr";
reg = <0xe2400000 0x8000>;
};
diff --git a/arch/powerpc/boot/dts/mpc836x_mds.dts b/arch/powerpc/boot/dts/mpc836x_mds.dts
index 66a12d2631fb..14534d04e4db 100644
--- a/arch/powerpc/boot/dts/mpc836x_mds.dts
+++ b/arch/powerpc/boot/dts/mpc836x_mds.dts
@@ -69,7 +69,7 @@
};
bcsr@1,0 {
- device_type = "board-control";
+ compatible = "fsl,mpc8360mds-bcsr";
reg = <1 0 0x8000>;
};
};
diff --git a/arch/powerpc/boot/dts/mpc8377_rdb.dts b/arch/powerpc/boot/dts/mpc8377_rdb.dts
index 53191ba67aaa..435ef3dd022d 100644
--- a/arch/powerpc/boot/dts/mpc8377_rdb.dts
+++ b/arch/powerpc/boot/dts/mpc8377_rdb.dts
@@ -121,6 +121,14 @@
compatible = "dallas,ds1339";
reg = <0x68>;
};
+
+ mcu_pio: mcu@a {
+ #gpio-cells = <2>;
+ compatible = "fsl,mc9s08qg8-mpc8377erdb",
+ "fsl,mcu-mpc8349emitx";
+ reg = <0x0a>;
+ gpio-controller;
+ };
};
i2c@3100 {
diff --git a/arch/powerpc/boot/dts/mpc8378_rdb.dts b/arch/powerpc/boot/dts/mpc8378_rdb.dts
index 4a09153d160c..b11e68f56a06 100644
--- a/arch/powerpc/boot/dts/mpc8378_rdb.dts
+++ b/arch/powerpc/boot/dts/mpc8378_rdb.dts
@@ -121,6 +121,14 @@
compatible = "dallas,ds1339";
reg = <0x68>;
};
+
+ mcu_pio: mcu@a {
+ #gpio-cells = <2>;
+ compatible = "fsl,mc9s08qg8-mpc8378erdb",
+ "fsl,mcu-mpc8349emitx";
+ reg = <0x0a>;
+ gpio-controller;
+ };
};
i2c@3100 {
diff --git a/arch/powerpc/boot/dts/mpc8379_rdb.dts b/arch/powerpc/boot/dts/mpc8379_rdb.dts
index bbd884ac9dc0..337af6ea26d3 100644
--- a/arch/powerpc/boot/dts/mpc8379_rdb.dts
+++ b/arch/powerpc/boot/dts/mpc8379_rdb.dts
@@ -121,6 +121,14 @@
compatible = "dallas,ds1339";
reg = <0x68>;
};
+
+ mcu_pio: mcu@a {
+ #gpio-cells = <2>;
+ compatible = "fsl,mc9s08qg8-mpc8379erdb",
+ "fsl,mcu-mpc8349emitx";
+ reg = <0x0a>;
+ gpio-controller;
+ };
};
i2c@3100 {
diff --git a/arch/powerpc/boot/dts/mpc8536ds.dts b/arch/powerpc/boot/dts/mpc8536ds.dts
index 93fdd99901b6..35db1e5440c7 100644
--- a/arch/powerpc/boot/dts/mpc8536ds.dts
+++ b/arch/powerpc/boot/dts/mpc8536ds.dts
@@ -109,7 +109,7 @@
reg = <0x0 0x80>;
cell-index = <0>;
interrupt-parent = <&mpic>;
- interrupts = <14 0x2>;
+ interrupts = <20 2>;
};
dma-channel@80 {
compatible = "fsl,mpc8536-dma-channel",
@@ -117,7 +117,7 @@
reg = <0x80 0x80>;
cell-index = <1>;
interrupt-parent = <&mpic>;
- interrupts = <15 0x2>;
+ interrupts = <21 2>;
};
dma-channel@100 {
compatible = "fsl,mpc8536-dma-channel",
@@ -125,7 +125,7 @@
reg = <0x100 0x80>;
cell-index = <2>;
interrupt-parent = <&mpic>;
- interrupts = <16 0x2>;
+ interrupts = <22 2>;
};
dma-channel@180 {
compatible = "fsl,mpc8536-dma-channel",
@@ -133,7 +133,7 @@
reg = <0x180 0x80>;
cell-index = <3>;
interrupt-parent = <&mpic>;
- interrupts = <17 0x2>;
+ interrupts = <23 2>;
};
};
@@ -180,7 +180,7 @@
enet0: ethernet@24000 {
cell-index = <0>;
device_type = "network";
- model = "TSEC";
+ model = "eTSEC";
compatible = "gianfar";
reg = <0x24000 0x1000>;
local-mac-address = [ 00 00 00 00 00 00 ];
@@ -193,7 +193,7 @@
enet1: ethernet@26000 {
cell-index = <1>;
device_type = "network";
- model = "TSEC";
+ model = "eTSEC";
compatible = "gianfar";
reg = <0x26000 0x1000>;
local-mac-address = [ 00 00 00 00 00 00 ];
diff --git a/arch/powerpc/boot/dts/mpc8568mds.dts b/arch/powerpc/boot/dts/mpc8568mds.dts
index a15f10343f53..c80158f7741d 100644
--- a/arch/powerpc/boot/dts/mpc8568mds.dts
+++ b/arch/powerpc/boot/dts/mpc8568mds.dts
@@ -52,7 +52,7 @@
};
bcsr@f8000000 {
- device_type = "board-control";
+ compatible = "fsl,mpc8568mds-bcsr";
reg = <0xf8000000 0x8000>;
};
diff --git a/arch/powerpc/boot/dts/mpc8572ds.dts b/arch/powerpc/boot/dts/mpc8572ds.dts
index e124dd18fb5a..cadd4652a695 100644
--- a/arch/powerpc/boot/dts/mpc8572ds.dts
+++ b/arch/powerpc/boot/dts/mpc8572ds.dts
@@ -13,8 +13,8 @@
/ {
model = "fsl,MPC8572DS";
compatible = "fsl,MPC8572DS";
- #address-cells = <1>;
- #size-cells = <1>;
+ #address-cells = <2>;
+ #size-cells = <2>;
aliases {
ethernet0 = &enet0;
@@ -61,7 +61,6 @@
memory {
device_type = "memory";
- reg = <0x0 0x0>; // Filled by U-Boot
};
soc8572@ffe00000 {
@@ -69,8 +68,8 @@
#size-cells = <1>;
device_type = "soc";
compatible = "simple-bus";
- ranges = <0x0 0xffe00000 0x100000>;
- reg = <0xffe00000 0x1000>; // CCSRBAR & soc regs, remove once parse code for immrbase fixed
+ ranges = <0x0 0 0xffe00000 0x100000>;
+ reg = <0 0xffe00000 0 0x1000>; // CCSRBAR & soc regs, remove once parse code for immrbase fixed
bus-frequency = <0>; // Filled out by uboot.
memory-controller@2000 {
@@ -351,10 +350,10 @@
#interrupt-cells = <1>;
#size-cells = <2>;
#address-cells = <3>;
- reg = <0xffe08000 0x1000>;
+ reg = <0 0xffe08000 0 0x1000>;
bus-range = <0 255>;
- ranges = <0x2000000 0x0 0x80000000 0x80000000 0x0 0x20000000
- 0x1000000 0x0 0x0 0xffc00000 0x0 0x10000>;
+ ranges = <0x2000000 0x0 0x80000000 0 0x80000000 0x0 0x20000000
+ 0x1000000 0x0 0x00000000 0 0xffc00000 0x0 0x00010000>;
clock-frequency = <33333333>;
interrupt-parent = <&mpic>;
interrupts = <24 2>;
@@ -561,10 +560,10 @@
#interrupt-cells = <1>;
#size-cells = <2>;
#address-cells = <3>;
- reg = <0xffe09000 0x1000>;
+ reg = <0 0xffe09000 0 0x1000>;
bus-range = <0 255>;
- ranges = <0x2000000 0x0 0xa0000000 0xa0000000 0x0 0x20000000
- 0x1000000 0x0 0x0 0xffc10000 0x0 0x10000>;
+ ranges = <0x2000000 0x0 0xa0000000 0 0xa0000000 0x0 0x20000000
+ 0x1000000 0x0 0x00000000 0 0xffc10000 0x0 0x00010000>;
clock-frequency = <33333333>;
interrupt-parent = <&mpic>;
interrupts = <26 2>;
@@ -598,10 +597,10 @@
#interrupt-cells = <1>;
#size-cells = <2>;
#address-cells = <3>;
- reg = <0xffe0a000 0x1000>;
+ reg = <0 0xffe0a000 0 0x1000>;
bus-range = <0 255>;
- ranges = <0x2000000 0x0 0xc0000000 0xc0000000 0x0 0x20000000
- 0x1000000 0x0 0x0 0xffc20000 0x0 0x10000>;
+ ranges = <0x2000000 0x0 0xc0000000 0 0xc0000000 0x0 0x20000000
+ 0x1000000 0x0 0x00000000 0 0xffc20000 0x0 0x00010000>;
clock-frequency = <33333333>;
interrupt-parent = <&mpic>;
interrupts = <27 2>;
diff --git a/arch/powerpc/boot/libfdt-wrapper.c b/arch/powerpc/boot/libfdt-wrapper.c
index c541fd8a95d4..9276327bc2bb 100644
--- a/arch/powerpc/boot/libfdt-wrapper.c
+++ b/arch/powerpc/boot/libfdt-wrapper.c
@@ -105,6 +105,11 @@ static int fdt_wrapper_setprop(const void *devp, const char *name,
return check_err(rc);
}
+static int fdt_wrapper_del_node(const void *devp)
+{
+ return fdt_del_node(fdt, devp_offset(devp));
+}
+
static void *fdt_wrapper_get_parent(const void *devp)
{
return offset_devp(fdt_parent_offset(fdt, devp_offset(devp)));
@@ -165,6 +170,7 @@ static unsigned long fdt_wrapper_finalize(void)
void fdt_init(void *blob)
{
int err;
+ int bufsize;
dt_ops.finddevice = fdt_wrapper_finddevice;
dt_ops.getprop = fdt_wrapper_getprop;
@@ -173,21 +179,21 @@ void fdt_init(void *blob)
dt_ops.create_node = fdt_wrapper_create_node;
dt_ops.find_node_by_prop_value = fdt_wrapper_find_node_by_prop_value;
dt_ops.find_node_by_compatible = fdt_wrapper_find_node_by_compatible;
+ dt_ops.del_node = fdt_wrapper_del_node;
dt_ops.get_path = fdt_wrapper_get_path;
dt_ops.finalize = fdt_wrapper_finalize;
/* Make sure the dt blob is the right version and so forth */
fdt = blob;
- err = fdt_open_into(fdt, fdt, fdt_totalsize(blob));
- if (err == -FDT_ERR_NOSPACE) {
- int bufsize = fdt_totalsize(fdt) + 4;
- buf = malloc(bufsize);
- err = fdt_open_into(fdt, buf, bufsize);
- }
+ bufsize = fdt_totalsize(fdt) + 4;
+ buf = malloc(bufsize);
+ if(!buf)
+ fatal("malloc failed. can't relocate the device tree\n\r");
+
+ err = fdt_open_into(fdt, buf, bufsize);
if (err != 0)
fatal("fdt_init(): %s\n\r", fdt_strerror(err));
- if (buf)
- fdt = buf;
+ fdt = buf;
}
diff --git a/arch/powerpc/boot/main.c b/arch/powerpc/boot/main.c
index 9e7f3ddd9913..ae32801ebd69 100644
--- a/arch/powerpc/boot/main.c
+++ b/arch/powerpc/boot/main.c
@@ -56,9 +56,19 @@ static struct addr_range prep_kernel(void)
if (platform_ops.vmlinux_alloc) {
addr = platform_ops.vmlinux_alloc(ei.memsize);
} else {
- if ((unsigned long)_start < ei.memsize)
+ /*
+ * Check if the kernel image (without bss) would overwrite the
+ * bootwrapper. The device tree has been moved in fdt_init()
+ * to an area allocated with malloc() (somewhere past _end).
+ */
+ if ((unsigned long)_start < ei.loadsize)
fatal("Insufficient memory for kernel at address 0!"
- " (_start=%p)\n\r", _start);
+ " (_start=%p, uncomressed size=%08x)\n\r",
+ _start, ei.loadsize);
+
+ if ((unsigned long)_end < ei.memsize)
+ fatal("The final kernel image would overwrite the "
+ "device tree\n\r");
}
/* Finally, gunzip the kernel */
diff --git a/arch/powerpc/boot/ops.h b/arch/powerpc/boot/ops.h
index 321e2f5afe71..b3218ce451bb 100644
--- a/arch/powerpc/boot/ops.h
+++ b/arch/powerpc/boot/ops.h
@@ -40,6 +40,7 @@ struct dt_ops {
const int buflen);
int (*setprop)(const void *phandle, const char *name,
const void *buf, const int buflen);
+ int (*del_node)(const void *phandle);
void *(*get_parent)(const void *phandle);
/* The node must not already exist. */
void *(*create_node)(const void *parent, const char *name);
@@ -126,6 +127,11 @@ static inline int setprop_str(void *devp, const char *name, const char *buf)
return -1;
}
+static inline int del_node(const void *devp)
+{
+ return dt_ops.del_node ? dt_ops.del_node(devp) : -1;
+}
+
static inline void *get_parent(const char *devp)
{
return dt_ops.get_parent ? dt_ops.get_parent(devp) : NULL;
diff --git a/arch/powerpc/boot/string.S b/arch/powerpc/boot/string.S
index 643e4cb2f11d..acc9428f2789 100644
--- a/arch/powerpc/boot/string.S
+++ b/arch/powerpc/boot/string.S
@@ -235,7 +235,7 @@ memchr:
.globl memcmp
memcmp:
cmpwi 0,r5,0
- blelr
+ ble 2f
mtctr r5
addi r6,r3,-1
addi r4,r4,-1
@@ -244,6 +244,8 @@ memcmp:
subf. r3,r0,r3
bdnzt 2,1b
blr
+2: li r3,0
+ blr
/*
diff --git a/arch/powerpc/boot/wrapper b/arch/powerpc/boot/wrapper
index ee0dc41d7c56..f39073511a49 100755
--- a/arch/powerpc/boot/wrapper
+++ b/arch/powerpc/boot/wrapper
@@ -306,11 +306,14 @@ fi
# post-processing needed for some platforms
case "$platform" in
-pseries|chrp)
+pseries)
${CROSS}objcopy -O binary -j .fakeelf "$kernel" "$ofile".rpanote
$objbin/addnote "$ofile" "$ofile".rpanote
rm -r "$ofile".rpanote
;;
+chrp)
+ $objbin/addnote -r c00000 "$ofile"
+ ;;
coff)
${CROSS}objcopy -O aixcoff-rs6000 --set-start "$entry" "$ofile"
$objbin/hack-coff "$ofile"
OpenPOWER on IntegriCloud