drivers/spi/spi-s3c24xx-fiq.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /* linux/drivers/spi/spi_s3c24xx_fiq.h
   3  *
   4  * Copyright 2009 Simtec Electronics
   5  *      Ben Dooks <ben@simtec.co.uk>
   6  *
   7  * S3C24XX SPI - FIQ pseudo-DMA transfer support
   8 */
   9
  10 /* We have R8 through R13 to play with */
  11
  12 #ifdef __ASSEMBLY__
  13 #define __REG_NR(x)     r##x
  14 #else
  15 #define __REG_NR(x)     (x)
  16 #endif
  17
  18 #define fiq_rspi        __REG_NR(8)
  19 #define fiq_rtmp        __REG_NR(9)
  20 #define fiq_rrx         __REG_NR(10)
  21 #define fiq_rtx         __REG_NR(11)
  22 #define fiq_rcount      __REG_NR(12)
  23 #define fiq_rirq        __REG_NR(13)