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alistair23-linux/arch/arm/mach-lpc32xx/include/mach/uncompress.h

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treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 157 Based on 3 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version [author] [kishon] [vijay] [abraham] [i] [kishon]@[ti] [com] this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version [author] [graeme] [gregory] [gg]@[slimlogic] [co] [uk] [author] [kishon] [vijay] [abraham] [i] [kishon]@[ti] [com] [based] [on] [twl6030]_[usb] [c] [author] [hema] [hk] [hemahk]@[ti] [com] this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 1105 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Richard Fontana <rfontana@redhat.com> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070033.202006027@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-27 00:55:06 -06:00
/* SPDX-License-Identifier: GPL-2.0-or-later */
ARM: LPC32XX: Initial arch header files Header files for the LPC32xx arch Signed-off-by: Kevin Wells <wellsk40@gmail.com> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
2010-02-26 16:53:38 -07:00
/*
* arch/arm/mach-lpc32xx/include/mach/uncompress.h
*
* Author: Kevin Wells <kevin.wells@nxp.com>
*
* Copyright (C) 2010 NXP Semiconductors
*/
#ifndef __ASM_ARM_ARCH_UNCOMPRESS_H
#define __ASM_ARM_ARCH_UNCOMPRESS_H
#include <linux/io.h>
#include <mach/hardware.h>
#include <mach/platform.h>
/*
* Uncompress output is hardcoded to standard UART 5
*/
#define UART_FIFO_CTL_TX_RESET (1 << 2)
#define UART_STATUS_TX_MT (1 << 6)
#define _UARTREG(x) (void __iomem *)(LPC32XX_UART5_BASE + (x))
#define LPC32XX_UART_DLLFIFO_O 0x00
#define LPC32XX_UART_IIRFCR_O 0x08
#define LPC32XX_UART_LSR_O 0x14
static inline void putc(int ch)
{
/* Wait for transmit FIFO to empty */
while ((__raw_readl(_UARTREG(LPC32XX_UART_LSR_O)) &
UART_STATUS_TX_MT) == 0)
;
__raw_writel((u32) ch, _UARTREG(LPC32XX_UART_DLLFIFO_O));
}
static inline void flush(void)
{
__raw_writel(__raw_readl(_UARTREG(LPC32XX_UART_IIRFCR_O)) |
UART_FIFO_CTL_TX_RESET, _UARTREG(LPC32XX_UART_IIRFCR_O));
}
/* NULL functions; we don't presently need them */
#define arch_decomp_setup()
#endif