src/soc/mediatek/mt8195/gpio.c

   1 /* SPDX-License-Identifier: GPL-2.0-only OR MIT */
   2
   3 #include <device/mmio.h>
   4 #include <gpio.h>
   5
   6 void *gpio_find_reg_addr(gpio_t gpio)
   7 {
   8         void *reg_addr;
   9         switch (gpio.base & 0x0f) {
  10         case 0:
  11                 reg_addr = (void *)IOCFG_BL_BASE;
  12                 break;
  13         case 1:
  14                 reg_addr = (void *)IOCFG_BM_BASE;
  15                 break;
  16         case 2:
  17                 reg_addr = (void *)IOCFG_BR_BASE;
  18                 break;
  19         case 3:
  20                 reg_addr = (void *)IOCFG_LM_BASE;
  21                 break;
  22         case 4:
  23                 reg_addr = (void *)IOCFG_RB_BASE;
  24                 break;
  25         case 5:
  26                 reg_addr = (void *)IOCFG_TL_BASE;
  27                 break;
  28         default:
  29                 reg_addr = NULL;
  30                 break;
  31         }
  32
  33         return reg_addr;
  34 }