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-only */
2 
3 #ifndef __MAINBOARD_GPIO_H__
4 #define __MAINBOARD_GPIO_H__
5 
6 #include <soc/gpe.h>
7 #include <soc/gpio.h>
8 
9 /* EC in RW */
10 #define GPIO_EC_IN_RW GPP_C6
11 
12 /* BIOS Flash Write Protect */
13 #define GPIO_PCH_WP GPP_C23
14 
15 /* Memory configuration board straps */
16 #define GPIO_MEM_CONFIG_0 GPP_C12
17 #define GPIO_MEM_CONFIG_1 GPP_C13
18 #define GPIO_MEM_CONFIG_2 GPP_C14
19 #define GPIO_MEM_CONFIG_3 GPP_C15
20 #define GPIO_MEM_CONFIG_4 GPP_E15
21 
22 /* EC wake is LAN_WAKE# which is a special DeepSX wake pin */
23 #define GPE_EC_WAKE GPE0_LAN_WAK
24 
25 /* eSPI virtual wire reporting */
26 #define EC_SCI_GPI GPE0_ESPI
27 
28 #endif /* __MAINBOARD_GPIO_H__ */