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[ar71xx] move early_printk stuff into a separate file

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@17403 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg 2009-08-26 07:31:04 +00:00
parent 6acfb9dbbf
commit 8985ce7450
3 changed files with 31 additions and 14 deletions
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1
target/linux/ar71xx/files/arch/mips/ar71xx/Makefile
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@ -10,6 +10,7 @@
obj-y := prom.o irq.o setup.o devices.o gpio.o ar71xx.o
obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
obj-$(CONFIG_PCI) += pci.o
obj-$(CONFIG_AR71XX_MACH_AP81) += mach-ap81.o

30
target/linux/ar71xx/files/arch/mips/ar71xx/early_printk.c Normal file
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@ -0,0 +1,30 @@
/*
* Atheros AR71xx SoC early printk support
*
* Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org>
* Copyright (C) 2008 Imre Kaloz <kaloz@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/io.h>
#include <linux/serial_reg.h>
#include <asm/addrspace.h>
#include <asm/mach-ar71xx/ar71xx.h>
#define UART_READ(r) \
__raw_readl((void __iomem *)(KSEG1ADDR(AR71XX_UART_BASE) + 4 * (r)))
#define UART_WRITE(r, v) \
__raw_writel((v), (void __iomem *)(KSEG1ADDR(AR71XX_UART_BASE) + 4*(r)))
void prom_putchar(unsigned char ch)
{
while (((UART_READ(UART_LSR)) & UART_LSR_THRE) == 0);
UART_WRITE(UART_TX, ch);
while (((UART_READ(UART_LSR)) & UART_LSR_THRE) == 0);
}

14
target/linux/ar71xx/files/arch/mips/ar71xx/prom.c
View File

@ -12,7 +12,6 @@
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/io.h>
#include <linux/serial_reg.h>
#include <asm/bootinfo.h>
#include <asm/addrspace.h>
@ -234,16 +233,3 @@ void __init prom_free_prom_memory(void)
{
/* We do not have to prom memory to free */
}
#define UART_READ(r) \
__raw_readl((void __iomem *)(KSEG1ADDR(AR71XX_UART_BASE) + 4 * (r)))
#define UART_WRITE(r, v) \
__raw_writel((v), (void __iomem *)(KSEG1ADDR(AR71XX_UART_BASE) + 4*(r)))
void prom_putchar(unsigned char ch)
{
while (((UART_READ(UART_LSR)) & UART_LSR_THRE) == 0);
UART_WRITE(UART_TX, ch);
while (((UART_READ(UART_LSR)) & UART_LSR_THRE) == 0);
}