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[ar71xx] move early_printk stuff into a separate file
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@17403 3c298f89-4303-0410-b956-a3cf2f4a3e73
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@ -10,6 +10,7 @@
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obj-y := prom.o irq.o setup.o devices.o gpio.o ar71xx.o
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obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
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obj-$(CONFIG_PCI) += pci.o
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obj-$(CONFIG_AR71XX_MACH_AP81) += mach-ap81.o
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30
target/linux/ar71xx/files/arch/mips/ar71xx/early_printk.c
Normal file
30
target/linux/ar71xx/files/arch/mips/ar71xx/early_printk.c
Normal file
@ -0,0 +1,30 @@
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/*
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* Atheros AR71xx SoC early printk support
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*
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* Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org>
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* Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation.
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*/
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#include <linux/io.h>
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#include <linux/serial_reg.h>
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#include <asm/addrspace.h>
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#include <asm/mach-ar71xx/ar71xx.h>
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#define UART_READ(r) \
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__raw_readl((void __iomem *)(KSEG1ADDR(AR71XX_UART_BASE) + 4 * (r)))
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#define UART_WRITE(r, v) \
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__raw_writel((v), (void __iomem *)(KSEG1ADDR(AR71XX_UART_BASE) + 4*(r)))
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void prom_putchar(unsigned char ch)
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{
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while (((UART_READ(UART_LSR)) & UART_LSR_THRE) == 0);
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UART_WRITE(UART_TX, ch);
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while (((UART_READ(UART_LSR)) & UART_LSR_THRE) == 0);
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}
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@ -12,7 +12,6 @@
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/io.h>
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#include <linux/serial_reg.h>
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#include <asm/bootinfo.h>
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#include <asm/addrspace.h>
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@ -234,16 +233,3 @@ void __init prom_free_prom_memory(void)
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{
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/* We do not have to prom memory to free */
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}
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#define UART_READ(r) \
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__raw_readl((void __iomem *)(KSEG1ADDR(AR71XX_UART_BASE) + 4 * (r)))
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#define UART_WRITE(r, v) \
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__raw_writel((v), (void __iomem *)(KSEG1ADDR(AR71XX_UART_BASE) + 4*(r)))
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void prom_putchar(unsigned char ch)
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{
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while (((UART_READ(UART_LSR)) & UART_LSR_THRE) == 0);
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UART_WRITE(UART_TX, ch);
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while (((UART_READ(UART_LSR)) & UART_LSR_THRE) == 0);
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}
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