commit 237cfee1db66147aef4457f02b56a41e6f84bfd3
author Manuel Lauss <mano@roarinelk.homelinux.net> Thu Dec 06 09:07:55 2007 +0100
committer Ralf Baechle <ralf@linux-mips.org> Tue Jan 29 10:14:59 2008 +0000
tree 75560d951a0a18184040d03184b9d4b2cff20f02
parent c5ec1983e45d25446a023e98207e30ab1bf2311a

[MIPS] Alchemy: Au1210/Au1250 CPU support

This patch adds IDs for new Au1200 variants: Au1210 and Au1250.
They are essentially identical to the Au1200 except for the Au1210
which has a different SoC-ID in the PRId register [bits 31:24].
The Au1250 is a "Au1200 V0.2".

Signed-off-by: Manuel Lauss <mano@roarinelk.homelinux.net>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/kernel/cpu-probe.c

diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index 5c27943..5861a43 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -188,6 +188,8 @@
 	case CPU_AU1500:
 	case CPU_AU1550:
 	case CPU_AU1200:
+	case CPU_AU1210:
+	case CPU_AU1250:
 		if (allow_au1k_wait)
 			cpu_wait = au1k_wait;
 		break;
@@ -733,6 +735,11 @@
 			break;
 		case 4:
 			c->cputype = CPU_AU1200;
+			if (2 == (c->processor_id & 0xff))
+				c->cputype = CPU_AU1250;
+			break;
+		case 5:
+			c->cputype = CPU_AU1210;
 			break;
 		default:
 			panic("Unknown Au Core!");
@@ -858,6 +865,8 @@
 	case CPU_AU1100:	name = "Au1100"; break;
 	case CPU_AU1550:	name = "Au1550"; break;
 	case CPU_AU1200:	name = "Au1200"; break;
+	case CPU_AU1210:	name = "Au1210"; break;
+	case CPU_AU1250:	name = "Au1250"; break;
 	case CPU_4KEC:		name = "MIPS 4KEc"; break;
 	case CPU_4KSC:		name = "MIPS 4KSc"; break;
 	case CPU_VR41XX:	name = "NEC Vr41xx"; break;

arch/mips/mm/c-r4k.c

diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c
index 0607494..02bd180 100644
--- a/arch/mips/mm/c-r4k.c
+++ b/arch/mips/mm/c-r4k.c
@@ -980,6 +980,8 @@
 	case CPU_AU1100:
 	case CPU_AU1550:
 	case CPU_AU1200:
+	case CPU_AU1210:
+	case CPU_AU1250:
 		c->icache.flags |= MIPS_CACHE_IC_F_DC;
 		break;
 	}

arch/mips/mm/tlbex.c

diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c
index c298344..d026302 100644
--- a/arch/mips/mm/tlbex.c
+++ b/arch/mips/mm/tlbex.c
@@ -917,6 +917,8 @@
 	case CPU_AU1500:
 	case CPU_AU1550:
 	case CPU_AU1200:
+	case CPU_AU1210:
+	case CPU_AU1250:
 	case CPU_PR4450:
 		i_nop(p);
 		tlbw(p);

include/asm-mips/cpu.h

diff --git a/include/asm-mips/cpu.h b/include/asm-mips/cpu.h
index 54fc18a..bf5bbc7 100644
--- a/include/asm-mips/cpu.h
+++ b/include/asm-mips/cpu.h
@@ -195,8 +195,8 @@
 	 * MIPS32 class processors
 	 */
 	CPU_4KC, CPU_4KEC, CPU_4KSC, CPU_24K, CPU_34K, CPU_74K, CPU_AU1000,
-	CPU_AU1100, CPU_AU1200, CPU_AU1500, CPU_AU1550, CPU_PR4450,
-	CPU_BCM3302, CPU_BCM4710,
+	CPU_AU1100, CPU_AU1200, CPU_AU1210, CPU_AU1250, CPU_AU1500, CPU_AU1550,
+	CPU_PR4450, CPU_BCM3302, CPU_BCM4710,
 
 	/*
 	 * MIPS64 class processors