root/arch/arm/mach-sa1100/include/mach/shannon.h

INCLUDED FROM

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _INCLUDE_SHANNON_H
   3 #define _INCLUDE_SHANNON_H
   4 
   5 /* taken from comp.os.inferno Tue, 12 Sep 2000 09:21:50 GMT,
   6  * written by <forsyth@vitanuova.com> */
   7 
   8 #define SHANNON_GPIO_SPI_FLASH          GPIO_GPIO (0)   /* Output - Driven low, enables SPI to flash */
   9 #define SHANNON_GPIO_SPI_DSP            GPIO_GPIO (1)   /* Output - Driven low, enables SPI to DSP */
  10 /* lcd lower = GPIO 2-9 */
  11 #define SHANNON_GPIO_SPI_OUTPUT         GPIO_GPIO (10)  /* Output - SPI output to DSP */
  12 #define SHANNON_GPIO_SPI_INPUT          GPIO_GPIO (11)  /* Input  - SPI input from DSP */
  13 #define SHANNON_GPIO_SPI_CLOCK          GPIO_GPIO (12)  /* Output - Clock for SPI */
  14 #define SHANNON_GPIO_SPI_FRAME          GPIO_GPIO (13)  /* Output - Frame marker - not used */
  15 #define SHANNON_GPIO_SPI_RTS            GPIO_GPIO (14)  /* Input  - SPI Ready to Send */
  16 #define SHANNON_IRQ_GPIO_SPI_RTS        IRQ_GPIO14
  17 #define SHANNON_GPIO_SPI_CTS            GPIO_GPIO (15)  /* Output - SPI Clear to Send */
  18 #define SHANNON_GPIO_IRQ_CODEC          GPIO_GPIO (16)  /* in, irq from ucb1200 */
  19 #define SHANNON_IRQ_GPIO_IRQ_CODEC      IRQ_GPIO16
  20 #define SHANNON_GPIO_DSP_RESET          GPIO_GPIO (17)  /* Output - Drive low to reset the DSP */
  21 #define SHANNON_GPIO_CODEC_RESET        GPIO_GPIO (18)  /* Output - Drive low to reset the UCB1x00 */
  22 #define SHANNON_GPIO_U3_RTS             GPIO_GPIO (19)  /* ?? */
  23 #define SHANNON_GPIO_U3_CTS             GPIO_GPIO (20)  /* ?? */
  24 #define SHANNON_GPIO_SENSE_12V          GPIO_GPIO (21)  /* Input, 12v flash unprotect detected */
  25 #define SHANNON_GPIO_DISP_EN            22              /* out */
  26 /* XXX GPIO 23 unaccounted for */
  27 #define SHANNON_GPIO_EJECT_0            24              /* in */
  28 #define SHANNON_GPIO_EJECT_1            25              /* in */
  29 #define SHANNON_GPIO_RDY_0              26              /* in */
  30 #define SHANNON_GPIO_RDY_1              27              /* in */
  31 
  32 /* MCP UCB codec GPIO pins... */
  33 
  34 #define SHANNON_UCB_GPIO_BACKLIGHT      9
  35 #define SHANNON_UCB_GPIO_BRIGHT_MASK    7
  36 #define SHANNON_UCB_GPIO_BRIGHT         6
  37 #define SHANNON_UCB_GPIO_CONTRAST_MASK  0x3f
  38 #define SHANNON_UCB_GPIO_CONTRAST       0
  39 
  40 #endif