From: Greg Ungerer <gerg@snapgear.com>
Date: Mon, 26 Jun 2006 00:33:10 +0000 (+1000)
Subject: [PATCH] m68knommu: add ColdFire 532x cache init
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=df8fbe1e7f250b157c5815a005a9650548315d1f;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

[PATCH] m68knommu: add ColdFire 532x cache init

Add cache init support for the new ColdFire 532x CPU family.

Signed-off-by: Greg Ungerer <gerg@uclinux.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

diff --git a/include/asm-m68knommu/mcfcache.h b/include/asm-m68knommu/mcfcache.h
index 45d1ac57ea82..7b61a8a529f5 100644
--- a/include/asm-m68knommu/mcfcache.h
+++ b/include/asm-m68knommu/mcfcache.h
@@ -92,6 +92,21 @@
 .endm
 #endif /* CONFIG_M5249 || CONFIG_M5307 */
 
+#if defined(CONFIG_M532x)
+.macro CACHE_ENABLE
+	movel	#0x01000000,%d0		/* invalidate cache cmd */
+	movec	%d0,%CACR		/* do invalidate cache */
+	nop
+	movel	#0x4001C000,%d0		/* set SDRAM cached (write-thru) */
+	movec	%d0,%ACR0
+	movel	#0x00000000,%d0		/* no other regions cached */
+	movec	%d0,%ACR1
+	movel	#0x80000200,%d0		/* setup cache mask */
+	movec	%d0,%CACR		/* enable cache */
+	nop
+.endm
+#endif /* CONFIG_M532x */
+
 #if defined(CONFIG_M5407)
 /*
  *	Version 4 cores have a true harvard style separate instruction