adm5120: move early-printk support into a separate file
SVN-Revision: 19000
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parent
9240fe972d
commit
e564b686b8
3 changed files with 31 additions and 16 deletions
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@ -4,3 +4,5 @@
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obj-y := adm5120.o setup.o prom.o irq.o memory.o clock.o \
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gpio.o platform.o
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obj-$(CONFIG_EARLY_PRINTK) += early-printk.o
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@ -0,0 +1,29 @@
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/*
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* ADM5120 specific early printk support
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*
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* Copyright (C) 2007-2008 Gabor Juhos <juhosg@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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*/
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#include <linux/init.h>
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#include <linux/io.h>
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#include <asm/addrspace.h>
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#include <asm/mach-adm5120/adm5120_defs.h>
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#include <asm/mach-adm5120/adm5120_uart.h>
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#define UART_READ(r) \
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__raw_readl((void __iomem *)(KSEG1ADDR(ADM5120_UART0_BASE)+(r)))
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#define UART_WRITE(r, v) \
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__raw_writel((v), (void __iomem *)(KSEG1ADDR(ADM5120_UART0_BASE)+(r)))
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void __init prom_putchar(char ch)
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{
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while ((UART_READ(UART_REG_FLAG) & UART_FLAG_TXFE) == 0);
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UART_WRITE(UART_REG_DATA, ch);
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while ((UART_READ(UART_REG_FLAG) & UART_FLAG_TXFE) == 0);
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}
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@ -13,15 +13,11 @@
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#include <linux/kernel.h>
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#include <linux/string.h>
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#include <linux/mm.h>
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#include <linux/io.h>
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#include <asm/addrspace.h>
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#include <asm/bootinfo.h>
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#include <asm/mips_machine.h>
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#include <asm/mach-adm5120/adm5120_info.h>
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#include <asm/mach-adm5120/adm5120_defs.h>
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#include <asm/mach-adm5120/adm5120_uart.h>
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#include <prom/cfe.h>
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#include <prom/generic.h>
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@ -254,18 +250,6 @@ static void __init prom_init_cmdline(void)
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static void inline prom_init_cmdline(void) {}
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#endif /* CONFIG_IMAGE_CMDLINE_HACK */
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#define UART_READ(r) \
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__raw_readl((void __iomem *)(KSEG1ADDR(ADM5120_UART0_BASE)+(r)))
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#define UART_WRITE(r, v) \
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__raw_writel((v), (void __iomem *)(KSEG1ADDR(ADM5120_UART0_BASE)+(r)))
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void __init prom_putchar(char ch)
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{
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while ((UART_READ(UART_REG_FLAG) & UART_FLAG_TXFE) == 0);
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UART_WRITE(UART_REG_DATA, ch);
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while ((UART_READ(UART_REG_FLAG) & UART_FLAG_TXFE) == 0);
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}
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void __init prom_init(void)
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{
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prom_detect_machtype();
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