Blackfin arch: remove support for Anomaly 05000125 as it doesnt exist on any supported processor/silicon

Signed-off-by: Mike Frysinger <vapier.adi@gmail.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>

6 files changed, 2 insertions, 170 deletions

diff --git a/arch/blackfin/mach-bf527/head.S b/arch/blackfin/mach-bf527/head.S
index fe05cc1..a16a265 100644
--- a/arch/blackfin/mach-bf527/head.S
+++ b/arch/blackfin/mach-bf527/head.S
@@ -105,17 +105,8 @@ ENTRY(__start)
 	R1 = [p0];
 	R0 = ~ENICPLB;
 	R0 = R0 & R1;
-
-	/* Anomaly 05000125 */
-#if ANOMALY_05000125
-	CLI R2;
-	SSYNC;
-#endif
 	[p0] = R0;
 	SSYNC;
-#if ANOMALY_05000125
-	STI R2;
-#endif
 
 	/* Turn off the dcache */
 	p0.l = LO(DMEM_CONTROL);
@@ -123,18 +114,8 @@ ENTRY(__start)
 	R1 = [p0];
 	R0 = ~ENDCPLB;
 	R0 = R0 & R1;
-
-	/* Anomaly 05000125 */
-#if ANOMALY_05000125
-	CLI R2;
-	SSYNC;
-#endif
 	[p0] = R0;
 	SSYNC;
-#if ANOMALY_05000125
-	STI R2;
-#endif
-
 
 #if defined(CONFIG_BF527)
 	p0.h = hi(EMAC_SYSTAT);
diff --git a/arch/blackfin/mach-bf533/head.S b/arch/blackfin/mach-bf533/head.S
index c671e85..fb49169 100644
--- a/arch/blackfin/mach-bf533/head.S
+++ b/arch/blackfin/mach-bf533/head.S
@@ -116,17 +116,8 @@ ENTRY(__start)
 	R1 = [p0];
 	R0 = ~ENICPLB;
 	R0 = R0 & R1;
-
-	/* Anomaly 05000125 */
-#if ANOMALY_05000125
-	CLI R2;
-	SSYNC;
-#endif
 	[p0] = R0;
 	SSYNC;
-#if ANOMALY_05000125
-	STI R2;
-#endif
 
 	/* Turn off the dcache */
 	p0.l = LO(DMEM_CONTROL);
@@ -134,17 +125,8 @@ ENTRY(__start)
 	R1 = [p0];
 	R0 = ~ENDCPLB;
 	R0 = R0 & R1;
-
-	/* Anomaly 05000125 */
-#if ANOMALY_05000125
-	CLI R2;
-	SSYNC;
-#endif
 	[p0] = R0;
 	SSYNC;
-#if ANOMALY_05000125
-	STI R2;
-#endif
 
 	/* Initialise UART - when booting from u-boot, the UART is not disabled
 	 * so if we dont initalize here, our serial console gets hosed */
diff --git a/arch/blackfin/mach-bf537/head.S b/arch/blackfin/mach-bf537/head.S
index 6b019ea..5bc89bb 100644
--- a/arch/blackfin/mach-bf537/head.S
+++ b/arch/blackfin/mach-bf537/head.S
@@ -105,17 +105,8 @@ ENTRY(__start)
 	R1 = [p0];
 	R0 = ~ENICPLB;
 	R0 = R0 & R1;
-
-	/* Anomaly 05000125 */
-#if ANOMALY_05000125
-	CLI R2;
-	SSYNC;
-#endif
 	[p0] = R0;
 	SSYNC;
-#if ANOMALY_05000125
-	STI R2;
-#endif
 
 	/* Turn off the dcache */
 	p0.l = LO(DMEM_CONTROL);
@@ -123,48 +114,20 @@ ENTRY(__start)
 	R1 = [p0];
 	R0 = ~ENDCPLB;
 	R0 = R0 & R1;
-
-	/* Anomaly 05000125 */
-#if ANOMALY_05000125
-	CLI R2;
-	SSYNC;
-#endif
 	[p0] = R0;
 	SSYNC;
-#if ANOMALY_05000125
-	STI R2;
-#endif
 
 	/* Initialise General-Purpose I/O Modules on BF537 */
-	/* Rev 0.0 Anomaly 05000212 - PORTx_FER,
-	 * PORT_MUX Registers Do Not accept "writes" correctly:
-	 */
 	p0.h = hi(BFIN_PORT_MUX);
 	p0.l = lo(BFIN_PORT_MUX);
-#if ANOMALY_05000212
-	R0.L = W[P0]; /* Read */
-	SSYNC;
-#endif
 	R0 = (PGDE_UART | PFTE_UART)(Z);
-#if ANOMALY_05000212
-	W[P0] = R0.L; /* Write */
-	SSYNC;
-#endif
 	W[P0] = R0.L; /* Enable both UARTS */
 	SSYNC;
 
+	/* Enable peripheral function of PORTF for UART0 and UART1 */
 	p0.h = hi(PORTF_FER);
 	p0.l = lo(PORTF_FER);
-#if ANOMALY_05000212
-	R0.L = W[P0]; /* Read */
-	SSYNC;
-#endif
 	R0 = 0x000F(Z);
-#if ANOMALY_05000212
-	W[P0] = R0.L; /* Write */
-	SSYNC;
-#endif
-	/* Enable peripheral function of PORTF for UART0 and UART1 */
 	W[P0] = R0.L;
 	SSYNC;
 
diff --git a/arch/blackfin/mach-bf561/head.S b/arch/blackfin/mach-bf561/head.S
index cf1a2df..0a1443b 100644
--- a/arch/blackfin/mach-bf561/head.S
+++ b/arch/blackfin/mach-bf561/head.S
@@ -105,16 +105,8 @@ ENTRY(__start)
 	R1 = [p0];
 	R0 = ~ENICPLB;
 	R0 = R0 & R1;
-
-#if ANOMALY_05000125
-	CLI R2;
-	SSYNC;
-#endif
 	[p0] = R0;
 	SSYNC;
-#if ANOMALY_05000125
-	STI R2;
-#endif
 
 	/* Turn off the dcache */
 	p0.l = LO(DMEM_CONTROL);
@@ -122,17 +114,8 @@ ENTRY(__start)
 	R1 = [p0];
 	R0 = ~ENDCPLB;
 	R0 = R0 & R1;
-
-	/* Anomaly 05000125 */
-#if ANOMALY_05000125
-	CLI R2;
-	SSYNC;
-#endif
 	[p0] = R0;
 	SSYNC;
-#if ANOMALY_05000125
-	STI R2;
-#endif
 
 	/* Initialise UART - when booting from u-boot, the UART is not disabled
 	 * so if we dont initalize here, our serial console gets hosed */
diff --git a/arch/blackfin/mach-common/Makefile b/arch/blackfin/mach-common/Makefile
index 422bfee..5e6b20e 100644
--- a/arch/blackfin/mach-common/Makefile
+++ b/arch/blackfin/mach-common/Makefile
@@ -3,7 +3,7 @@
 #
 
 obj-y := \
-	cache.o cacheinit.o entry.o \
+	cache.o entry.o \
 	interrupt.o lock.o irqpanic.o arch_checks.o ints-priority.o
 
 obj-$(CONFIG_PM)          += pm.o dpmc_modes.o
diff --git a/arch/blackfin/mach-common/cacheinit.S b/arch/blackfin/mach-common/cacheinit.S
deleted file mode 100644
index 22fada0..0000000
--- a/arch/blackfin/mach-common/cacheinit.S
+++ /dev/null
@@ -1,77 +0,0 @@
-/*
- * File:         arch/blackfin/mach-common/cacheinit.S
- * Based on:
- * Author:       LG Soft India
- *
- * Created:      ?
- * Description:  cache initialization
- *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * 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, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
- */
-
-/* This function sets up the data and instruction cache. The
- * tables like icplb table, dcplb table and Page Descriptor table
- * are defined in cplbtab.h. You can configure those tables for
- * your suitable requirements
- */
-
-#include <linux/linkage.h>
-#include <asm/blackfin.h>
-
-.text
-
-#if ANOMALY_05000125
-#if defined(CONFIG_BFIN_ICACHE)
-ENTRY(_bfin_write_IMEM_CONTROL)
-
-	/* Enable Instruction Cache */
-	P0.l = LO(IMEM_CONTROL);
-	P0.h = HI(IMEM_CONTROL);
-
-	/* Anomaly 05000125 */
-	CLI R1;
-	SSYNC;		/* SSYNC required before writing to IMEM_CONTROL. */
-	.align 8;
-	[P0] = R0;
-	SSYNC;
-	STI R1;
-	RTS;
-
-ENDPROC(_bfin_write_IMEM_CONTROL)
-#endif
-
-#if defined(CONFIG_BFIN_DCACHE)
-ENTRY(_bfin_write_DMEM_CONTROL)
-	P0.l = LO(DMEM_CONTROL);
-	P0.h = HI(DMEM_CONTROL);
-
-	CLI R1;
-	SSYNC;		/* SSYNC required before writing to DMEM_CONTROL. */
-	.align 8;
-	[P0] = R0;
-	SSYNC;
-	STI R1;
-	RTS;
-
-ENDPROC(_bfin_write_DMEM_CONTROL)
-#endif
-
-#endif