Realtek switch SoC docs

mango register: EXT_GPIO_DIR_CTRL_1

Details

Name
EXT_GPIO_DIR_CTRL_1
Offset
07dc
Feature
LED

Description

External GPIO direction register (of the RTL8231)

default: 0x0000_0000

Fields

Name LSB Bits Description
EXT_GPIO_31_0_DIR 0 32

Ext GPIO direction (GPIO 0 - 31)

One bit per GPIO

  • 0b0: input
  • 0b1: output