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authorAurelien Jarno <aurelien@aurel32.net>2007-09-25 15:40:12 +0200
committerRalf Baechle <ralf@linux-mips.org>2007-10-11 23:46:02 +0100
commit1c0c13eb935c95fd2ca0b0aca6dd4860487fb242 (patch)
treea274a6e2e56f519900fb35c544ddf279f38ca8d6 /include
parentea202c632a52c4a83f1bd82d8d06bc8e04f2689a (diff)
[MIPS] Add support for BCM47XX CPUs.
Note that the BCM4710 does not support the wait instruction, this is not a mistake in the code. It originally comes from the OpenWrt patches. Cc: Michael Buesch <mb@bu3sch.de> Cc: Felix Fietkau <nbd@openwrt.org> Cc: Florian Schirmer <jolt@tuxbox.org> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'include')
-rw-r--r--include/asm-mips/bootinfo.h6
-rw-r--r--include/asm-mips/cpu.h12
-rw-r--r--include/asm-mips/mach-bcm47xx/bcm47xx.h27
3 files changed, 43 insertions, 2 deletions
diff --git a/include/asm-mips/bootinfo.h b/include/asm-mips/bootinfo.h
index 1bb4bf65770..efa8158f61e 100644
--- a/include/asm-mips/bootinfo.h
+++ b/include/asm-mips/bootinfo.h
@@ -215,6 +215,12 @@
#define MACH_GROUP_WINDRIVER 28 /* Windriver boards */
#define MACH_WRPPMC 1
+/*
+ * Valid machtype for group Broadcom
+ */
+#define MACH_GROUP_BRCM 23 /* Broadcom */
+#define MACH_BCM47XX 1 /* Broadcom BCM47XX */
+
#define CL_SIZE COMMAND_LINE_SIZE
const char *get_system_type(void);
diff --git a/include/asm-mips/cpu.h b/include/asm-mips/cpu.h
index 3857358fb6d..d67f43b0996 100644
--- a/include/asm-mips/cpu.h
+++ b/include/asm-mips/cpu.h
@@ -106,6 +106,13 @@
#define PRID_IMP_SR71000 0x0400
/*
+ * These are the PRID's for when 23:16 == PRID_COMP_BROADCOM
+ */
+
+#define PRID_IMP_BCM4710 0x4000
+#define PRID_IMP_BCM3302 0x9000
+
+/*
* Definitions for 7:0 on legacy processors
*/
@@ -217,8 +224,9 @@
#define CPU_R14000 64
#define CPU_LOONGSON1 65
#define CPU_LOONGSON2 66
-
-#define CPU_LAST 66
+#define CPU_BCM3302 67
+#define CPU_BCM4710 68
+#define CPU_LAST 68
/*
* ISA Level encodings
diff --git a/include/asm-mips/mach-bcm47xx/bcm47xx.h b/include/asm-mips/mach-bcm47xx/bcm47xx.h
new file mode 100644
index 00000000000..a2fb5e8dd6c
--- /dev/null
+++ b/include/asm-mips/mach-bcm47xx/bcm47xx.h
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2007 Aurelien Jarno <aurelien@aurel32.net>
+ *
+ * This program 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.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#ifndef __ASM_BCM47XX_H
+#define __ASM_BCM47XX_H
+
+/* SSB bus */
+extern struct ssb_bus ssb_bcm47xx;
+
+extern void bcm47xx_time_init(void);
+
+#endif /* __ASM_BCM47XX_H */