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adm5120: move early-printk support into a separate file

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@19000 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg 2010-01-02 15:07:34 +00:00
parent 462336ec09
commit 4bcca707cf
3 changed files with 31 additions and 16 deletions
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2
target/linux/adm5120/files/arch/mips/adm5120/common/Makefile
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@ -4,3 +4,5 @@
obj-y := adm5120.o setup.o prom.o irq.o memory.o clock.o \
gpio.o platform.o
obj-$(CONFIG_EARLY_PRINTK) += early-printk.o

29
target/linux/adm5120/files/arch/mips/adm5120/common/early-printk.c Normal file
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@ -0,0 +1,29 @@
/*
* ADM5120 specific early printk support
*
* Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*
*/
#include <linux/init.h>
#include <linux/io.h>
#include <asm/addrspace.h>
#include <asm/mach-adm5120/adm5120_defs.h>
#include <asm/mach-adm5120/adm5120_uart.h>
#define UART_READ(r) \
__raw_readl((void __iomem *)(KSEG1ADDR(ADM5120_UART0_BASE)+(r)))
#define UART_WRITE(r, v) \
__raw_writel((v), (void __iomem *)(KSEG1ADDR(ADM5120_UART0_BASE)+(r)))
void __init prom_putchar(char ch)
{
while ((UART_READ(UART_REG_FLAG) & UART_FLAG_TXFE) == 0);
UART_WRITE(UART_REG_DATA, ch);
while ((UART_READ(UART_REG_FLAG) & UART_FLAG_TXFE) == 0);
}

16
target/linux/adm5120/files/arch/mips/adm5120/common/prom.c
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@ -13,15 +13,11 @@
#include <linux/kernel.h>
#include <linux/string.h>
#include <linux/mm.h>
#include <linux/io.h>
#include <asm/addrspace.h>
#include <asm/bootinfo.h>
#include <asm/mips_machine.h>
#include <asm/mach-adm5120/adm5120_info.h>
#include <asm/mach-adm5120/adm5120_defs.h>
#include <asm/mach-adm5120/adm5120_uart.h>
#include <prom/cfe.h>
#include <prom/generic.h>
@ -254,18 +250,6 @@ static void __init prom_init_cmdline(void)
static void inline prom_init_cmdline(void) {}
#endif /* CONFIG_IMAGE_CMDLINE_HACK */
#define UART_READ(r) \
__raw_readl((void __iomem *)(KSEG1ADDR(ADM5120_UART0_BASE)+(r)))
#define UART_WRITE(r, v) \
__raw_writel((v), (void __iomem *)(KSEG1ADDR(ADM5120_UART0_BASE)+(r)))
void __init prom_putchar(char ch)
{
while ((UART_READ(UART_REG_FLAG) & UART_FLAG_TXFE) == 0);
UART_WRITE(UART_REG_DATA, ch);
while ((UART_READ(UART_REG_FLAG) & UART_FLAG_TXFE) == 0);
}
void __init prom_init(void)
{
prom_detect_machtype();