Hi,I have a doubt about LED GPIO setting.
In Led driver,we can see the LED GPIO setting,//kernel-3.18\drivers\misc\mediatek\led_96board\led_96board.c
#include “led_96board.h”
#include <mt-plat/mt_gpio.h>
#include <mach/gpio_const.h>
#define led_0 196|0x80000000
#define led_1 197|0x80000000
#define led_2 198|0x80000000
#define led_3 199|0x80000000
#define led_4 200|0x80000000
#define led_5 201|0x80000000
I don’t understand how 0x80000000 came。
Thanks for your help.