target/linux/ar71xx/files/arch/mips/include/asm/mach-ath79/mach-rb750.h

   1 /*
   2  *  MikroTik RouterBOARD 750 definitions
   3  *
   4  *  Copyright (C) 2010-2012 Gabor Juhos <juhosg@openwrt.org>
   5  *
   6  *  This program is free software; you can redistribute it and/or modify it
   7  *  under the terms of the GNU General Public License version 2 as published
   8  *  by the Free Software Foundation.
   9  */
  10 #ifndef _MACH_RB750_H
  11 #define _MACH_RB750_H
  12
  13 #include <linux/bitops.h>
  14
  15 #define RB750_GPIO_LVC573_LE    0       /* Latch enable on LVC573 */
  16 #define RB750_GPIO_NAND_IO0     1       /* NAND I/O 0 */
  17 #define RB750_GPIO_NAND_IO1     2       /* NAND I/O 1 */
  18 #define RB750_GPIO_NAND_IO2     3       /* NAND I/O 2 */
  19 #define RB750_GPIO_NAND_IO3     4       /* NAND I/O 3 */
  20 #define RB750_GPIO_NAND_IO4     5       /* NAND I/O 4 */
  21 #define RB750_GPIO_NAND_IO5     6       /* NAND I/O 5 */
  22 #define RB750_GPIO_NAND_IO6     7       /* NAND I/O 6 */
  23 #define RB750_GPIO_NAND_IO7     8       /* NAND I/O 7 */
  24 #define RB750_GPIO_NAND_NCE     11      /* NAND Chip Enable (active low) */
  25 #define RB750_GPIO_NAND_RDY     12      /* NAND Ready */
  26 #define RB750_GPIO_NAND_CLE     14      /* NAND Command Latch Enable */
  27 #define RB750_GPIO_NAND_ALE     15      /* NAND Address Latch Enable */
  28 #define RB750_GPIO_NAND_NRE     16      /* NAND Read Enable (active low) */
  29 #define RB750_GPIO_NAND_NWE     17      /* NAND Write Enable (active low) */
  30
  31 #define RB750_GPIO_BTN_RESET    1
  32 #define RB750_GPIO_SPI_CS0      2
  33 #define RB750_GPIO_LED_ACT      12
  34 #define RB750_GPIO_LED_PORT1    13
  35 #define RB750_GPIO_LED_PORT2    14
  36 #define RB750_GPIO_LED_PORT3    15
  37 #define RB750_GPIO_LED_PORT4    16
  38 #define RB750_GPIO_LED_PORT5    17
  39
  40 #define RB750_LED_ACT           BIT(RB750_GPIO_LED_ACT)
  41 #define RB750_LED_PORT1         BIT(RB750_GPIO_LED_PORT1)
  42 #define RB750_LED_PORT2         BIT(RB750_GPIO_LED_PORT2)
  43 #define RB750_LED_PORT3         BIT(RB750_GPIO_LED_PORT3)
  44 #define RB750_LED_PORT4         BIT(RB750_GPIO_LED_PORT4)
  45 #define RB750_LED_PORT5         BIT(RB750_GPIO_LED_PORT5)
  46
  47 #define RB750_LVC573_LE         BIT(RB750_GPIO_LVC573_LE)
  48
  49 #define RB750_LED_BITS  (RB750_LED_PORT1 | RB750_LED_PORT2 | RB750_LED_PORT3 | \
  50                          RB750_LED_PORT4 | RB750_LED_PORT5 | RB750_LED_ACT)
  51
  52 struct rb750_led_data {
  53         char    *name;
  54         char    *default_trigger;
  55         u32     mask;
  56         int     active_low;
  57 };
  58
  59 struct rb750_led_platform_data {
  60         int                     num_leds;
  61         struct rb750_led_data   *leds;
  62 };
  63
  64 int rb750_latch_change(u32 mask_clr, u32 mask_set);
  65 void rb750_nand_pins_enable(void);
  66 void rb750_nand_pins_disable(void);
  67
  68 #endif /* _MACH_RB750_H */