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

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Signed-off-by: Mike Frysinger <vapier.adi@gmail.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
This commit is contained in:
Mike Frysinger 2008-08-06 17:05:20 +08:00 committed by Bryan Wu
parent d6a2989136
commit 778307d372
7 changed files with 2 additions and 178 deletions
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19
arch/blackfin/mach-bf527/head.S
View File

@ -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);

18
arch/blackfin/mach-bf533/head.S
View File

@ -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 */

39
arch/blackfin/mach-bf537/head.S
View File

@ -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;

17
arch/blackfin/mach-bf561/head.S
View File

@ -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 */

2
arch/blackfin/mach-common/Makefile
View File

@ -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

77
arch/blackfin/mach-common/cacheinit.S
View File

@ -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

8
include/asm-blackfin/mach-common/cdef_LPBlackfin.h
View File

@ -39,11 +39,7 @@
#define bfin_read_SRAM_BASE_ADDRESS() bfin_read32(SRAM_BASE_ADDRESS)
#define bfin_write_SRAM_BASE_ADDRESS(val) bfin_write32(SRAM_BASE_ADDRESS,val)
#define bfin_read_DMEM_CONTROL() bfin_read32(DMEM_CONTROL)
#if ANOMALY_05000125
extern void bfin_write_DMEM_CONTROL(unsigned int val);
#else
#define bfin_write_DMEM_CONTROL(val) bfin_write32(DMEM_CONTROL,val)
#endif
#define bfin_read_DCPLB_STATUS() bfin_read32(DCPLB_STATUS)
#define bfin_write_DCPLB_STATUS(val) bfin_write32(DCPLB_STATUS,val)
#define bfin_read_DCPLB_FAULT_ADDR() bfin_read32(DCPLB_FAULT_ADDR)
@ -129,11 +125,7 @@ extern void bfin_write_DMEM_CONTROL(unsigned int val);
#define DTEST_DATA3 0xFFE0040C
*/
#define bfin_read_IMEM_CONTROL() bfin_read32(IMEM_CONTROL)
#if ANOMALY_05000125
extern void bfin_write_IMEM_CONTROL(unsigned int val);
#else
#define bfin_write_IMEM_CONTROL(val) bfin_write32(IMEM_CONTROL,val)
#endif
#define bfin_read_ICPLB_STATUS() bfin_read32(ICPLB_STATUS)
#define bfin_write_ICPLB_STATUS(val) bfin_write32(ICPLB_STATUS,val)
#define bfin_read_ICPLB_FAULT_ADDR() bfin_read32(ICPLB_FAULT_ADDR)