coreboot
coreboot is an Open Source project aimed at replacing the proprietary BIOS found in most computers.
gpio.h
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1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 
3 #ifndef VARIANT_GPIO_H
4 #define VARIANT_GPIO_H
5 
6 #include <baseboard/gpio.h>
7 
8 /* Memory configuration board straps */
9 /* Copied from baseboard and may need to change for the new variant. */
10 #define GPIO_MEM_CONFIG_0 GPP_C12
11 #define GPIO_MEM_CONFIG_1 GPP_C15
12 #define GPIO_MEM_CONFIG_2 GPP_C14
13 #define GPIO_MEM_CONFIG_3 GPP_D15
14 
15 #undef GPIO_EC_IN_RW
16 /* EC in RW */
17 #define GPIO_EC_IN_RW GPP_F17
18 
19 #endif