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-rw-r--r--arch/powerpc/boot/.gitignore1
-rw-r--r--arch/powerpc/boot/Makefile6
-rw-r--r--arch/powerpc/boot/dts/adder875-redboot.dts184
-rw-r--r--arch/powerpc/boot/dts/adder875-uboot.dts183
-rw-r--r--arch/powerpc/boot/redboot-8xx.c58
-rw-r--r--arch/powerpc/boot/redboot.h56
-rwxr-xr-xarch/powerpc/boot/wrapper2
7 files changed, 488 insertions, 2 deletions
diff --git a/arch/powerpc/boot/.gitignore b/arch/powerpc/boot/.gitignore
index b160322a87ad..5ef2bdf8d189 100644
--- a/arch/powerpc/boot/.gitignore
+++ b/arch/powerpc/boot/.gitignore
@@ -31,6 +31,7 @@ zImage.*lds
31zImage.miboot 31zImage.miboot
32zImage.pmac 32zImage.pmac
33zImage.pseries 33zImage.pseries
34zImage.redboot*
34zImage.sandpoint 35zImage.sandpoint
35zImage.vmode 36zImage.vmode
36zconf.h 37zconf.h
diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
index d1e625c073bb..08bf7aa85c54 100644
--- a/arch/powerpc/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -62,7 +62,7 @@ src-plat := of.c cuboot-52xx.c cuboot-83xx.c cuboot-85xx.c holly.c \
62 ps3-head.S ps3-hvcall.S ps3.c treeboot-bamboo.c cuboot-8xx.c \ 62 ps3-head.S ps3-hvcall.S ps3.c treeboot-bamboo.c cuboot-8xx.c \
63 cuboot-pq2.c cuboot-sequoia.c treeboot-walnut.c cuboot-bamboo.c \ 63 cuboot-pq2.c cuboot-sequoia.c treeboot-walnut.c cuboot-bamboo.c \
64 fixed-head.S ep88xc.c cuboot-hpc2.c ep405.c cuboot-taishan.c \ 64 fixed-head.S ep88xc.c cuboot-hpc2.c ep405.c cuboot-taishan.c \
65 cuboot-katmai.c cuboot-rainier.c 65 cuboot-katmai.c cuboot-rainier.c redboot-8xx.c
66src-boot := $(src-wlib) $(src-plat) empty.c 66src-boot := $(src-wlib) $(src-plat) empty.c
67 67
68src-boot := $(addprefix $(obj)/, $(src-boot)) 68src-boot := $(addprefix $(obj)/, $(src-boot))
@@ -208,6 +208,10 @@ image-$(CONFIG_TAISHAN) += cuImage.taishan
208image-$(CONFIG_KATMAI) += cuImage.katmai 208image-$(CONFIG_KATMAI) += cuImage.katmai
209endif 209endif
210 210
211ifneq ($(CONFIG_REDBOOT),"")
212image-$(CONFIG_PPC_8xx) += zImage.redboot-8xx
213endif
214
211# For 32-bit powermacs, build the COFF and miboot images 215# For 32-bit powermacs, build the COFF and miboot images
212# as well as the ELF images. 216# as well as the ELF images.
213ifeq ($(CONFIG_PPC32),y) 217ifeq ($(CONFIG_PPC32),y)
diff --git a/arch/powerpc/boot/dts/adder875-redboot.dts b/arch/powerpc/boot/dts/adder875-redboot.dts
new file mode 100644
index 000000000000..8f7a79ffa3bf
--- /dev/null
+++ b/arch/powerpc/boot/dts/adder875-redboot.dts
@@ -0,0 +1,184 @@
1/*
2 * Device Tree Source for MPC885 ADS running RedBoot
3 *
4 * Copyright 2006 MontaVista Software, Inc.
5 * Copyright 2007 Freescale Semiconductor, Inc.
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2 of the License, or (at your
10 * option) any later version.
11 */
12
13/dts-v1/;
14/ {
15 model = "Analogue & Micro Adder MPC875";
16 compatible = "analogue-and-micro,adder875";
17 #address-cells = <1>;
18 #size-cells = <1>;
19
20 aliases {
21 console = &console;
22 ethernet0 = &eth0;
23 ethernet1 = &eth1;
24 };
25
26 cpus {
27 #address-cells = <1>;
28 #size-cells = <0>;
29
30 PowerPC,875@0 {
31 device_type = "cpu";
32 reg = <0>;
33 d-cache-line-size = <16>;
34 i-cache-line-size = <16>;
35 d-cache-size = <8192>;
36 i-cache-size = <8192>;
37 timebase-frequency = <0>;
38 bus-frequency = <0>;
39 clock-frequency = <0>;
40 interrupts = <15 2>; // decrementer interrupt
41 interrupt-parent = <&PIC>;
42 };
43 };
44
45 memory {
46 device_type = "memory";
47 reg = <0 0x01000000>;
48 };
49
50 localbus@fa200100 {
51 compatible = "fsl,mpc885-localbus", "fsl,pq1-localbus",
52 "simple-bus";
53 #address-cells = <2>;
54 #size-cells = <1>;
55 reg = <0xfa200100 0x40>;
56
57 ranges = <
58 0 0 0xfe000000 0x00800000
59 2 0 0xfa100000 0x00008000
60 >;
61
62 flash@0,0 {
63 compatible = "cfi-flash";
64 reg = <0 0 0x800000>;
65 bank-width = <4>;
66 device-width = <2>;
67 };
68 };
69
70 soc@fa200000 {
71 compatible = "fsl,mpc875-immr", "fsl,pq1-soc", "simple-bus";
72 #address-cells = <1>;
73 #size-cells = <1>;
74 ranges = <0 0xfa200000 0x00004000>;
75
76 // Temporary until code stops depending on it.
77 device_type = "soc";
78
79 // Temporary until get_immrbase() is fixed.
80 reg = <0xfa200000 0x4000>;
81
82 mdio@e00 {
83 compatible = "fsl,mpc875-fec-mdio", "fsl,pq1-fec-mdio";
84 reg = <0xe00 0x188>;
85 #address-cells = <1>;
86 #size-cells = <0>;
87
88 PHY0: ethernet-phy@0 {
89 reg = <0>;
90 device_type = "ethernet-phy";
91 };
92
93 PHY1: ethernet-phy@1 {
94 reg = <1>;
95 device_type = "ethernet-phy";
96 };
97 };
98
99 eth0: ethernet@e00 {
100 device_type = "network";
101 compatible = "fsl,mpc875-fec-enet",
102 "fsl,pq1-fec-enet";
103 reg = <0xe00 0x188>;
104 local-mac-address = [ 00 00 00 00 00 00 ];
105 interrupts = <3 1>;
106 interrupt-parent = <&PIC>;
107 phy-handle = <&PHY0>;
108 linux,network-index = <0>;
109 };
110
111 eth1: ethernet@1e00 {
112 device_type = "network";
113 compatible = "fsl,mpc875-fec-enet",
114 "fsl,pq1-fec-enet";
115 reg = <0x1e00 0x188>;
116 local-mac-address = [ 00 00 00 00 00 00 ];
117 interrupts = <7 1>;
118 interrupt-parent = <&PIC>;
119 phy-handle = <&PHY1>;
120 linux,network-index = <1>;
121 };
122
123 PIC: interrupt-controller@0 {
124 interrupt-controller;
125 #interrupt-cells = <2>;
126 reg = <0 0x24>;
127 compatible = "fsl,mpc875-pic", "fsl,pq1-pic";
128 };
129
130 cpm@9c0 {
131 #address-cells = <1>;
132 #size-cells = <1>;
133 compatible = "fsl,mpc875-cpm", "fsl,cpm1", "simple-bus";
134 interrupts = <0>; // cpm error interrupt
135 interrupt-parent = <&CPM_PIC>;
136 reg = <0x9c0 0x40>;
137 ranges;
138
139 muram {
140 #address-cells = <1>;
141 #size-cells = <1>;
142 ranges = <0 0x2000 0x2000>;
143
144 data@0 {
145 compatible = "fsl,cpm-muram-data";
146 reg = <0 0x1c00>;
147 };
148 };
149
150 brg@9f0 {
151 compatible = "fsl,mpc875-brg",
152 "fsl,cpm1-brg",
153 "fsl,cpm-brg";
154 reg = <0x9f0 0x10>;
155 };
156
157 CPM_PIC: interrupt-controller@930 {
158 interrupt-controller;
159 #interrupt-cells = <1>;
160 interrupts = <5 2 0 2>;
161 interrupt-parent = <&PIC>;
162 reg = <0x930 0x20>;
163 compatible = "fsl,mpc875-cpm-pic",
164 "fsl,cpm1-pic";
165 };
166
167 console: serial@a80 {
168 device_type = "serial";
169 compatible = "fsl,mpc875-smc-uart",
170 "fsl,cpm1-smc-uart";
171 reg = <0xa80 0x10 0x3e80 0x40>;
172 interrupts = <4>;
173 interrupt-parent = <&CPM_PIC>;
174 fsl,cpm-brg = <1>;
175 fsl,cpm-command = <0x0090>;
176 current-speed = <115200>;
177 };
178 };
179 };
180
181 chosen {
182 linux,stdout-path = &console;
183 };
184};
diff --git a/arch/powerpc/boot/dts/adder875-uboot.dts b/arch/powerpc/boot/dts/adder875-uboot.dts
new file mode 100644
index 000000000000..60d4ad5a86d9
--- /dev/null
+++ b/arch/powerpc/boot/dts/adder875-uboot.dts
@@ -0,0 +1,183 @@
1/*
2 * Device Tree Source for MPC885 ADS running U-Boot
3 *
4 * Copyright 2006 MontaVista Software, Inc.
5 * Copyright 2007 Freescale Semiconductor, Inc.
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2 of the License, or (at your
10 * option) any later version.
11 */
12
13/dts-v1/;
14/ {
15 model = "Analogue & Micro Adder MPC875";
16 compatible = "analogue-and-micro,adder875";
17 #address-cells = <1>;
18 #size-cells = <1>;
19
20 aliases {
21 console = &console;
22 ethernet0 = &eth0;
23 ethernet1 = &eth1;
24 };
25
26 cpus {
27 #address-cells = <1>;
28 #size-cells = <0>;
29
30 PowerPC,875@0 {
31 device_type = "cpu";
32 reg = <0>;
33 d-cache-line-size = <16>;
34 i-cache-line-size = <16>;
35 d-cache-size = <8192>;
36 i-cache-size = <8192>;
37 timebase-frequency = <0>;
38 bus-frequency = <0>;
39 clock-frequency = <0>;
40 interrupts = <15 2>; // decrementer interrupt
41 interrupt-parent = <&PIC>;
42 };
43 };
44
45 memory {
46 device_type = "memory";
47 reg = <0 0x01000000>;
48 };
49
50 localbus@ff000100 {
51 compatible = "fsl,mpc885-localbus", "fsl,pq1-localbus",
52 "simple-bus";
53 #address-cells = <2>;
54 #size-cells = <1>;
55 reg = <0xff000100 0x40>;
56
57 ranges = <
58 0 0 0xfe000000 0x01000000
59 >;
60
61 flash@0,0 {
62 compatible = "cfi-flash";
63 reg = <0 0 0x800000>;
64 bank-width = <4>;
65 device-width = <2>;
66 };
67 };
68
69 soc@ff000000 {
70 compatible = "fsl,mpc875-immr", "fsl,pq1-soc", "simple-bus";
71 #address-cells = <1>;
72 #size-cells = <1>;
73 ranges = <0 0xff000000 0x00004000>;
74
75 // Temporary until code stops depending on it.
76 device_type = "soc";
77
78 // Temporary until get_immrbase() is fixed.
79 reg = <0xff000000 0x4000>;
80
81 mdio@e00 {
82 compatible = "fsl,mpc875-fec-mdio", "fsl,pq1-fec-mdio";
83 reg = <0xe00 0x188>;
84 #address-cells = <1>;
85 #size-cells = <0>;
86
87 PHY0: ethernet-phy@0 {
88 reg = <0>;
89 device_type = "ethernet-phy";
90 };
91
92 PHY1: ethernet-phy@1 {
93 reg = <1>;
94 device_type = "ethernet-phy";
95 };
96 };
97
98 eth0: ethernet@e00 {
99 device_type = "network";
100 compatible = "fsl,mpc875-fec-enet",
101 "fsl,pq1-fec-enet";
102 reg = <0xe00 0x188>;
103 local-mac-address = [ 00 00 00 00 00 00 ];
104 interrupts = <3 1>;
105 interrupt-parent = <&PIC>;
106 phy-handle = <&PHY0>;
107 linux,network-index = <0>;
108 };
109
110 eth1: ethernet@1e00 {
111 device_type = "network";
112 compatible = "fsl,mpc875-fec-enet",
113 "fsl,pq1-fec-enet";
114 reg = <0x1e00 0x188>;
115 local-mac-address = [ 00 00 00 00 00 00 ];
116 interrupts = <7 1>;
117 interrupt-parent = <&PIC>;
118 phy-handle = <&PHY1>;
119 linux,network-index = <1>;
120 };
121
122 PIC: interrupt-controller@0 {
123 interrupt-controller;
124 #interrupt-cells = <2>;
125 reg = <0 0x24>;
126 compatible = "fsl,mpc875-pic", "fsl,pq1-pic";
127 };
128
129 cpm@9c0 {
130 #address-cells = <1>;
131 #size-cells = <1>;
132 compatible = "fsl,mpc875-cpm", "fsl,cpm1", "simple-bus";
133 interrupts = <0>; // cpm error interrupt
134 interrupt-parent = <&CPM_PIC>;
135 reg = <0x9c0 0x40>;
136 ranges;
137
138 muram {
139 #address-cells = <1>;
140 #size-cells = <1>;
141 ranges = <0 0x2000 0x2000>;
142
143 data@0 {
144 compatible = "fsl,cpm-muram-data";
145 reg = <0 0x1c00>;
146 };
147 };
148
149 brg@9f0 {
150 compatible = "fsl,mpc875-brg",
151 "fsl,cpm1-brg",
152 "fsl,cpm-brg";
153 reg = <0x9f0 0x10>;
154 };
155
156 CPM_PIC: interrupt-controller@930 {
157 interrupt-controller;
158 #interrupt-cells = <1>;
159 interrupts = <5 2 0 2>;
160 interrupt-parent = <&PIC>;
161 reg = <0x930 0x20>;
162 compatible = "fsl,mpc875-cpm-pic",
163 "fsl,cpm1-pic";
164 };
165
166 console: serial@a80 {
167 device_type = "serial";
168 compatible = "fsl,mpc875-smc-uart",
169 "fsl,cpm1-smc-uart";
170 reg = <0xa80 0x10 0x3e80 0x40>;
171 interrupts = <4>;
172 interrupt-parent = <&CPM_PIC>;
173 fsl,cpm-brg = <1>;
174 fsl,cpm-command = <0x0090>;
175 current-speed = <115200>;
176 };
177 };
178 };
179
180 chosen {
181 linux,stdout-path = &console;
182 };
183};
diff --git a/arch/powerpc/boot/redboot-8xx.c b/arch/powerpc/boot/redboot-8xx.c
new file mode 100644
index 000000000000..f7945adc8004
--- /dev/null
+++ b/arch/powerpc/boot/redboot-8xx.c
@@ -0,0 +1,58 @@
1/*
2 * RedBoot firmware support
3 *
4 * Author: Scott Wood <scottwood@freescale.com>
5 *
6 * Copyright (c) 2007 Freescale Semiconductor, Inc.
7 *
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License version 2 as published
10 * by the Free Software Foundation.
11 */
12
13#include "ops.h"
14#include "stdio.h"
15#include "redboot.h"
16#include "fsl-soc.h"
17#include "io.h"
18
19static bd_t bd;
20BSS_STACK(4096);
21
22#define MHZ(x) ((x + 500000) / 1000000)
23
24static void platform_fixups(void)
25{
26 void *node;
27
28 dt_fixup_memory(bd.bi_memstart, bd.bi_memsize);
29 dt_fixup_mac_addresses(bd.bi_enetaddr);
30 dt_fixup_cpu_clocks(bd.bi_intfreq, bd.bi_busfreq / 16, bd.bi_busfreq);
31
32 node = finddevice("/soc/cpm/brg");
33 if (node) {
34 printf("BRG clock-frequency <- 0x%x (%dMHz)\r\n",
35 bd.bi_busfreq, MHZ(bd.bi_busfreq));
36 setprop(node, "clock-frequency", &bd.bi_busfreq, 4);
37 }
38}
39
40void platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
41 unsigned long r6, unsigned long r7)
42{
43 memcpy(&bd, (char *)r3, sizeof(bd));
44
45 if (bd.bi_tag != 0x42444944)
46 return;
47
48 simple_alloc_init(_end,
49 bd.bi_memstart + bd.bi_memsize - (unsigned long)_end,
50 32, 64);
51
52 fdt_init(_dtb_start);
53 serial_console_init();
54 platform_ops.fixups = platform_fixups;
55
56 loader_info.cmdline = (char *)bd.bi_cmdline;
57 loader_info.cmdline_len = strlen((char *)bd.bi_cmdline);
58}
diff --git a/arch/powerpc/boot/redboot.h b/arch/powerpc/boot/redboot.h
new file mode 100644
index 000000000000..ace0b7fed8eb
--- /dev/null
+++ b/arch/powerpc/boot/redboot.h
@@ -0,0 +1,56 @@
1#ifndef _PPC_REDBOOT_H
2#define _PPC_REDBOOT_H
3
4//=========================================================================
5// include/asm-ppc/redboot.h
6// Copyright (c) 2002, 2003 Gary Thomas (<gary@mlbassoc.com>
7// Copyright (c) 1997 Dan Malek (dmalek@jlc.net)
8
9//
10// Board specific details, as provided by RedBoot
11//
12
13/* A Board Information structure that is given to a program when
14 * RedBoot starts it up. Note: not all fields make sense for all
15 * architectures and it's up to the platform specific code to fill
16 * in the details.
17 */
18typedef struct bd_info {
19 unsigned int bi_tag; /* Should be 0x42444944 "BDID" */
20 unsigned int bi_size; /* Size of this structure */
21 unsigned int bi_revision; /* revision of this structure */
22 unsigned int bi_bdate; /* bootstrap date, i.e. 0x19971106 */
23 unsigned int bi_memstart; /* Memory start address */
24 unsigned int bi_memsize; /* Memory (end) size in bytes */
25 unsigned int bi_intfreq; /* Internal Freq, in Hz */
26 unsigned int bi_busfreq; /* Bus Freq, in Hz */
27 unsigned int bi_cpmfreq; /* CPM Freq, in Hz */
28 unsigned int bi_brgfreq; /* BRG Freq, in Hz */
29 unsigned int bi_vco; /* VCO Out from PLL */
30 unsigned int bi_pci_freq; /* PCI Freq, in Hz */
31 unsigned int bi_baudrate; /* Default console baud rate */
32 unsigned int bi_immr; /* IMMR when called from boot rom */
33 unsigned char bi_enetaddr[6];
34 unsigned int bi_flashbase; /* Physical address of FLASH memory */
35 unsigned int bi_flashsize; /* Length of FLASH memory */
36 int bi_flashwidth; /* Width (8,16,32,64) */
37 unsigned char *bi_cmdline; /* Pointer to command line */
38 unsigned char bi_esa[3][6]; /* Ethernet station addresses */
39 unsigned int bi_ramdisk_begin, bi_ramdisk_end;
40 struct { /* Information about [main] video screen */
41 short x_res; /* Horizontal resolution in pixels */
42 short y_res; /* Vertical resolution in pixels */
43 short bpp; /* Bits/pixel */
44 short mode; /* Type of pixels (packed, indexed) */
45 unsigned long fb; /* Pointer to frame buffer (pixel) memory */
46 } bi_video;
47 void (*bi_cputc)(char); /* Write a character to the RedBoot console */
48 char (*bi_cgetc)(void); /* Read a character from the RedBoot console */
49 int (*bi_ctstc)(void); /* Test for input on the RedBoot console */
50} bd_t;
51
52#define BI_REV 0x0102 /* Version 1.02 */
53
54#define bi_pci_busfreq bi_pci_freq
55#define bi_immr_base bi_immr
56#endif
diff --git a/arch/powerpc/boot/wrapper b/arch/powerpc/boot/wrapper
index 154df055aad2..a7c46715af10 100755
--- a/arch/powerpc/boot/wrapper
+++ b/arch/powerpc/boot/wrapper
@@ -168,7 +168,7 @@ ps3)
168 ksection=.kernel:vmlinux.bin 168 ksection=.kernel:vmlinux.bin
169 isection=.kernel:initrd 169 isection=.kernel:initrd
170 ;; 170 ;;
171ep88xc|ep405) 171ep88xc|ep405|redboot*)
172 platformo="$object/fixed-head.o $object/$platform.o" 172 platformo="$object/fixed-head.o $object/$platform.o"
173 binary=y 173 binary=y
174 ;; 174 ;;
generated by cgit v1.2.2 (git 2.25.0) at 2025-01-05 21:44:28 -0500