PE12 (reference) in projects: linux-4.4.14

20 #define PE12		(1 << 12)  macro

412 				allwinner,pins = "PE12", "PE13";

1367 	bool "Allow Wake-Up from PE12(ETH1_PHYINT, PUSH BUTTON)"
1371 	  Enable PE12(ETH1_PHYINT, PUSH BUTTON) Wake-up

/linux-4.4.14/arch/blackfin/include/mach-common/
D	ports-e.h	`20 #define PE12 (1 << 12) macro`
/linux-4.4.14/arch/powerpc/boot/dts/
D	kmeter1.dts	`268 4 12 2 0 1 0 /* RX_DV (PE12, in, f1) */`
/linux-4.4.14/arch/arm/boot/dts/
D	sun8i-a23-a33.dtsi	`412 allwinner,pins = "PE12", "PE13";`
D	at91sam9g45.dtsi	`827 AT91_PIOE 12 AT91_PERIPH_A AT91_PINCTRL_NONE /* PE12 periph A */`
/linux-4.4.14/arch/blackfin/
D	Kconfig	`1367 bool "Allow Wake-Up from PE12(ETH1_PHYINT, PUSH BUTTON)" 1371 Enable PE12(ETH1_PHYINT, PUSH BUTTON) Wake-up`
/linux-4.4.14/drivers/pinctrl/sh-pfc/
D	pfc-sh7203.c	`770 PINMUX_GPIO(PE12),`