Revert MMIO space writes on shutdown as needed.

programmer.h

 /*
  * This file is part of the flashrom project.
  *
  * Copyright (C) 2000 Silicon Integrated System Corporation
  * Copyright (C) 2000 Ronald G. Minnich <rminnich@gmail.com>
  * Copyright (C) 2005-2009 coresystems GmbH
  * Copyright (C) 2006-2009 Carl-Daniel Hailfinger
  *
  * 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
@@ skipping 302 matching lines @@
 void mmio_le_writel(uint32_t val, void *addr);
 uint8_t mmio_le_readb(void *addr);
 uint16_t mmio_le_readw(void *addr);
 uint32_t mmio_le_readl(void *addr);
 #define pci_mmio_writeb mmio_le_writeb
 #define pci_mmio_writew mmio_le_writew
 #define pci_mmio_writel mmio_le_writel
 #define pci_mmio_readb mmio_le_readb
 #define pci_mmio_readw mmio_le_readw
 #define pci_mmio_readl mmio_le_readl
+void rmmio_writeb(uint8_t val, void *addr);
+void rmmio_writew(uint16_t val, void *addr);
+void rmmio_writel(uint32_t val, void *addr);
 
 /* programmer.c */
 int noop_shutdown(void);
 void *fallback_map(const char *descr, unsigned long phys_addr, size_t len);
 void fallback_unmap(void *virt_addr, size_t len);
 uint8_t noop_chip_readb(const chipaddr addr);
 void noop_chip_writeb(uint8_t val, chipaddr addr);
 void fallback_chip_writew(uint16_t val, chipaddr addr);
 void fallback_chip_writel(uint32_t val, chipaddr addr);
 void fallback_chip_writen(uint8_t *buf, chipaddr addr, size_t len);
@@ skipping 335 matching lines @@
 #if CONFIG_INTERNAL == 1
 int tegra2_spi_init(void);
 void tegra2_spi_shutdown(void*);
 int tegra2_spi_send_command(unsigned int writecnt, unsigned int readcnt,
                       const unsigned char *writearr, unsigned char *readarr);
 int tegra2_spi_read(struct flashchip *flash, uint8_t *buf, int start, int len);
 int tegra2_spi_write(struct flashchip *flash, uint8_t *buf, int start, int len);
 #endif
 
 #endif                          /* !__PROGRAMMER_H__ */