63 lines
1.7 KiB
C
63 lines
1.7 KiB
C
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/*
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* Copyright (C) 2009 ST-Ericsson
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef __ASM_ARCH_UNCOMPRESS_H
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#define __ASM_ARCH_UNCOMPRESS_H
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#include <asm/setup.h>
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#include <asm/mach-types.h>
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#include <linux/io.h>
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#include <linux/amba/serial.h>
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#include <mach/hardware.h>
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u32 ux500_uart_base;
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static void putc(const char c)
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{
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/* Do nothing if the UART is not enabled. */
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if (!(__raw_readb(ux500_uart_base + UART011_CR) & 0x1))
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return;
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if (c == '\n')
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putc('\r');
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while (__raw_readb(ux500_uart_base + UART01x_FR) & (1 << 5))
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barrier();
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__raw_writeb(c, ux500_uart_base + UART01x_DR);
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}
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static void flush(void)
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{
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if (!(__raw_readb(ux500_uart_base + UART011_CR) & 0x1))
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return;
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while (__raw_readb(ux500_uart_base + UART01x_FR) & (1 << 3))
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barrier();
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}
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static inline void arch_decomp_setup(void)
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{
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/* Check in run time if we run on an U8500 or U5500 */
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if (machine_is_u5500())
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ux500_uart_base = U5500_UART0_BASE;
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else
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ux500_uart_base = U8500_UART2_BASE;
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}
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#define arch_decomp_wdog() /* nothing to do here */
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#endif /* __ASM_ARCH_UNCOMPRESS_H */
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