linux:
arch/arm/mach-sc8810/gpio.c
./kernel/arch/arm/plat-s3c24xx/gpiolib.c
uboot:
>arch/arm/include/asm/arch-sc8810/asm_generic_gpio.h
arch/arm/include/asm/arch-sc8810/sc8810_gpio_cfg.h
>arch/arm/cpu/armv7/sc8810/check_reboot.c
本文介绍 SC8810 平台在 Linux 和 U-Boot 环境下 GPIO 的配置方法及涉及的关键文件。对于 Linux, 主要关注 arch/arm/mach-sc8810/gpio.c 和 ./kernel/arch/arm/plat-s3c24xx/gpiolib.c;对于 U-Boot, 则关注 arch/arm/include/asm/arch-sc8810 下的相关头文件。
linux:
arch/arm/mach-sc8810/gpio.c
./kernel/arch/arm/plat-s3c24xx/gpiolib.c
uboot:
>arch/arm/include/asm/arch-sc8810/asm_generic_gpio.h
arch/arm/include/asm/arch-sc8810/sc8810_gpio_cfg.h
>arch/arm/cpu/armv7/sc8810/check_reboot.c
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