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ARM: debug: move SPEAr debug to generic PL01x code

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The SPEAr debug code is a copy of the PL01x debugging code, so rather
than have this pointless code duplication, lets just use the standard
implementation instead.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2013-07-07 16:38:18 +01:00
parent 97bd1a48ad
commit 0dc0e475c5
3 changed files with 7 additions and 38 deletions
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7
arch/arm/Kconfig.debug
View File

@ -893,6 +893,9 @@ config DEBUG_LL_INCLUDE
config DEBUG_UART_PL01X
def_bool ARCH_EP93XX || \
ARCH_INTEGRATOR || \
ARCH_SPEAR3XX || \
ARCH_SPEAR6XX || \
ARCH_SPEAR13XX || \
ARCH_VERSATILE
# Compatibility options for 8250
@ -940,9 +943,11 @@ config DEBUG_UART_PHYS
default 0xc0013000 if DEBUG_U300_UART
default 0xc8000000 if ARCH_IXP4XX && !CPU_BIG_ENDIAN
default 0xc8000003 if ARCH_IXP4XX && CPU_BIG_ENDIAN
default 0xd0000000 if ARCH_SPEAR3XX || ARCH_SPEAR6XX
default 0xd0012000 if DEBUG_MVEBU_UART
default 0xd4017000 if DEBUG_MMP_UART2
default 0xd4018000 if DEBUG_MMP_UART3
default 0xe0000000 if ARCH_SPEAR13XX
default 0xf0000be0 if ARCH_EBSA110
default 0xf1012000 if DEBUG_MVEBU_UART_ALTERNATE
default 0xf1012000 if ARCH_DOVE || ARCH_KIRKWOOD || ARCH_MV78XX0 || \
@ -973,6 +978,8 @@ config DEBUG_UART_VIRT
default 0xf8090000 if DEBUG_VEXPRESS_UART0_RS1
default 0xfb009000 if DEBUG_REALVIEW_STD_PORT
default 0xfb10c000 if DEBUG_REALVIEW_PB1176_PORT
default 0xfd000000 if ARCH_SPEAR3XX || ARCH_SPEAR6XX
default 0xfd000000 if ARCH_SPEAR13XX
default 0xfd012000 if ARCH_MV78XX0
default 0xfde12000 if ARCH_DOVE
default 0xfe012000 if ARCH_ORION5X

36
arch/arm/mach-spear/include/mach/debug-macro.S
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@ -1,36 +0,0 @@
/*
* arch/arm/plat-spear/include/plat/debug-macro.S
*
* Debugging macro include header for spear platform
*
* Copyright (C) 2009 ST Microelectronics
* Viresh Kumar <viresh.linux@gmail.com>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
* warranty of any kind, whether express or implied.
*/
#include <linux/amba/serial.h>
#include <mach/spear.h>
.macro addruart, rp, rv, tmp
mov \rp, #SPEAR_DBG_UART_BASE @ Physical base
mov \rv, #VA_SPEAR_DBG_UART_BASE @ Virtual base
.endm
.macro senduart, rd, rx
strb \rd, [\rx, #UART01x_DR] @ ASC_TX_BUFFER
.endm
.macro waituart, rd, rx
1001: ldr \rd, [\rx, #UART01x_FR] @ FLAG REGISTER
tst \rd, #UART01x_FR_TXFF @ TX_FULL
bne 1001b
.endm
.macro busyuart, rd, rx
1002: ldr \rd, [\rx, #UART01x_FR] @ FLAG REGISTER
tst \rd, #UART011_FR_TXFE @ TX_EMPTY
beq 1002b
.endm

2
arch/arm/mach-spear/include/mach/spear.h
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@ -39,7 +39,6 @@
/* Debug uart for linux, will be used for debug and uncompress messages */
#define SPEAR_DBG_UART_BASE SPEAR_ICM1_UART_BASE
#define VA_SPEAR_DBG_UART_BASE VA_SPEAR_ICM1_UART_BASE
/* Sysctl base for spear platform */
#define SPEAR_SYS_CTRL_BASE SPEAR_ICM3_SYS_CTRL_BASE
@ -86,7 +85,6 @@
/* Debug uart for linux, will be used for debug and uncompress messages */
#define SPEAR_DBG_UART_BASE UART_BASE
#define VA_SPEAR_DBG_UART_BASE VA_UART_BASE
#endif /* SPEAR13XX */