From 95409aaca734700e8dcba9db685b8600b67ba05d Mon Sep 17 00:00:00 2001
From: Tom Rini <trini@kernel.crashing.org>
Date: Fri, 9 Sep 2005 13:01:48 -0700
Subject: [PATCH] ppc32: Kill PVR_440* defines

The following patch changes the usages of PVR_440* into strcmp's with the
cpu_name field, and removes the defines altogether.  The Ebony portion was
briefly tested long ago.  One benefit of moving from PVR-tests to string
tests in general is that not all CPUs can be on and be able to do this type
of comparison.

See http://patchwork.ozlabs.org/linuxppc/patch?id=1250 for the original
thread.

Signed-off-by: Tom Rini <trini@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/arch/ppc/platforms/4xx/ebony.c b/arch/ppc/platforms/4xx/ebony.c
index 0fd3442..d6b2b19 100644
--- a/arch/ppc/platforms/4xx/ebony.c
+++ b/arch/ppc/platforms/4xx/ebony.c
@@ -91,15 +91,10 @@ ebony_calibrate_decr(void)
 	 * on Rev. C silicon then errata forces us to
 	 * use the internal clock.
 	 */
-	switch (PVR_REV(mfspr(SPRN_PVR))) {
-		case PVR_REV(PVR_440GP_RB):
-			freq = EBONY_440GP_RB_SYSCLK;
-			break;
-		case PVR_REV(PVR_440GP_RC1):
-		default:
-			freq = EBONY_440GP_RC_SYSCLK;
-			break;
-	}
+	if (strcmp(cur_cpu_spec[0]->cpu_name, "440GP Rev. B") == 0)
+		freq = EBONY_440GP_RB_SYSCLK;
+	else
+		freq = EBONY_440GP_RC_SYSCLK;
 
 	ibm44x_calibrate_decr(freq);
 }
diff --git a/arch/ppc/syslib/ibm440gx_common.c b/arch/ppc/syslib/ibm440gx_common.c
index d4776af..0bb9198 100644
--- a/arch/ppc/syslib/ibm440gx_common.c
+++ b/arch/ppc/syslib/ibm440gx_common.c
@@ -236,9 +236,10 @@ void __init ibm440gx_l2c_setup(struct ibm44x_clocks* p)
 	/* Disable L2C on rev.A, rev.B and 800MHz version of rev.C,
 	   enable it on all other revisions
 	 */
-	u32 pvr = mfspr(SPRN_PVR);
-	if (pvr == PVR_440GX_RA || pvr == PVR_440GX_RB ||
-	    (pvr == PVR_440GX_RC && p->cpu > 667000000))
+	if (strcmp(cur_cpu_spec[0]->cpu_name, "440GX Rev. A") == 0 ||
+			strcmp(cur_cpu_spec[0]->cpu_name, "440GX Rev. B") == 0
+			|| (strcmp(cur_cpu_spec[0]->cpu_name, "440GX Rev. C")
+				== 0 && p->cpu > 667000000))
 		ibm440gx_l2c_disable();
 	else
 		ibm440gx_l2c_enable();
diff --git a/include/asm-ppc/reg.h b/include/asm-ppc/reg.h
index 88b4222..73c33e3 100644
--- a/include/asm-ppc/reg.h
+++ b/include/asm-ppc/reg.h
@@ -366,12 +366,6 @@
 #define PVR_STB03XXX	0x40310000
 #define PVR_NP405H	0x41410000
 #define PVR_NP405L	0x41610000
-#define PVR_440GP_RB	0x40120440
-#define PVR_440GP_RC1	0x40120481
-#define PVR_440GP_RC2	0x40200481
-#define PVR_440GX_RA	0x51b21850
-#define PVR_440GX_RB	0x51b21851
-#define PVR_440GX_RC	0x51b21892
 #define PVR_601		0x00010000
 #define PVR_602		0x00050000
 #define PVR_603		0x00030000
-- 
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