src/soc/mediatek/mt8192/gpio.c

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2
   3 #include <device/mmio.h>
   4 #include <gpio.h>
   5 #include <assert.h>
   6
   7 void *gpio_find_reg_addr(gpio_t gpio)
   8 {
   9         void *reg_addr;
  10         switch (gpio.base & 0x0f) {
  11         case 0:
  12                 reg_addr = (void *)IOCFG_RM_BASE;
  13                 break;
  14         case 1:
  15                 reg_addr = (void *)IOCFG_BM_BASE;
  16                 break;
  17         case 2:
  18                 reg_addr = (void *)IOCFG_BL_BASE;
  19                 break;
  20         case 3:
  21                 reg_addr = (void *)IOCFG_BR_BASE;
  22                 break;
  23         case 4:
  24                 reg_addr = (void *)IOCFG_LM_BASE;
  25                 break;
  26         case 5:
  27                 reg_addr = (void *)IOCFG_LB_BASE;
  28                 break;
  29         case 6:
  30                 reg_addr = (void *)IOCFG_RT_BASE;
  31                 break;
  32         case 7:
  33                 reg_addr = (void *)IOCFG_LT_BASE;
  34                 break;
  35         case 8:
  36                 reg_addr = (void *)IOCFG_TL_BASE;
  37                 break;
  38         default:
  39                 reg_addr = NULL;
  40                 break;
  41         }
  42
  43         return reg_addr;
  44 }