diff options
Diffstat (limited to 'zephyr/projects/nissa/include/gpio_map.h')
| -rw-r--r-- | zephyr/projects/nissa/include/gpio_map.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/zephyr/projects/nissa/include/gpio_map.h b/zephyr/projects/nissa/include/gpio_map.h new file mode 100644 index 0000000000..661f8d403e --- /dev/null +++ b/zephyr/projects/nissa/include/gpio_map.h @@ -0,0 +1,84 @@ +/* Copyright 2021 The Chromium OS Authors. All rights reserved. + * Use of this source code is governed by a BSD-style license that can be + * found in the LICENSE file. + */ + +#ifndef __ZEPHYR_GPIO_MAP_H +#define __ZEPHYR_GPIO_MAP_H + +#include <devicetree.h> +#include <gpio_signal.h> + +/* + * Set EC_CROS_GPIO_INTERRUPTS to a space-separated list of GPIO_INT items. + * + * Each GPIO_INT requires three parameters: + * gpio_signal - The enum gpio_signal for the interrupt gpio + * interrupt_flags - The interrupt-related flags (e.g. GPIO_INT_EDGE_BOTH) + * handler - The platform/ec interrupt handler. + * + * Ensure that this files includes all necessary headers to declare all + * referenced handler functions. + * + * For example, one could use the follow definition: + * #define EC_CROS_GPIO_INTERRUPTS \ + * GPIO_INT(NAMED_GPIO(h1_ec_pwr_btn_odl), GPIO_INT_EDGE_BOTH, button_print) + */ +/* Helper macros for generating CROS_EC_GPIO_INTERRUPTS */ + +#ifdef CONFIG_PLATFORM_EC_POWERSEQ +#define POWER_SIGNAL_INT(gpio, edge) \ + GPIO_INT(gpio, edge, power_signal_interrupt) +#define AP_PROCHOT_INT(gpio, edge) \ + GPIO_INT(gpio, edge, throttle_ap_prochot_input_interrupt) +#else +#define POWER_SIGNAL_INT(gpio, edge) +#define AP_PROCHOT_INT(gpio, edge) +#endif + +#ifdef CONFIG_PLATFORM_EC_POWER_BUTTON + #define PWRBTN_INT() GPIO_INT(GPIO_POWER_BUTTON_L, \ + GPIO_INT_EDGE_BOTH, \ + power_button_interrupt) +#else + #define PWRBTN_INT() +#endif + +#ifdef CONFIG_PLATFORM_EC_LID_SWITCH + #define LID_INT() GPIO_INT(GPIO_LID_OPEN, \ + GPIO_INT_EDGE_BOTH, \ + lid_interrupt) +#else + #define LID_INT() +#endif + +#ifdef CONFIG_PLATFORM_EC_VOLUME_BUTTONS + #define VOLBTN_INT(pin) GPIO_INT(pin, \ + GPIO_INT_EDGE_BOTH, \ + button_interrupt) +#else + #define VOLBTN_INT(pin) +#endif + +#ifdef CONFIG_PLATFORM_EC_USBC + #define USBC_INT(pin, port) GPIO_INT(pin, \ + GPIO_INT_EDGE_FALLING, \ + usb_c ## port ## _interrupt) +#else + #define USBC_INT(pin, port) +#endif + + +#define EC_CROS_GPIO_INTERRUPTS \ + LID_INT() \ + PWRBTN_INT() \ + VOLBTN_INT(GPIO_VOLUME_DOWN_L) \ + VOLBTN_INT(GPIO_VOLUME_UP_L) \ + POWER_SIGNAL_INT(GPIO_SLP_SUS_L, GPIO_INT_EDGE_BOTH) \ + POWER_SIGNAL_INT(GPIO_PG_EC_DSW_PWROK, GPIO_INT_EDGE_BOTH) \ + POWER_SIGNAL_INT(GPIO_PG_EC_RSMRST_ODL, GPIO_INT_EDGE_BOTH) \ + POWER_SIGNAL_INT(GPIO_PG_EC_ALL_SYS_PWRGD, GPIO_INT_EDGE_BOTH) \ + AP_PROCHOT_INT(GPIO_EC_PROCHOT_ODL, GPIO_INT_EDGE_BOTH) \ + USBC_INT(GPIO_USB_C0_PD_INT_ODL, 0) \ + USBC_INT(GPIO_USB_C1_PD_INT_ODL, 1) +#endif /* __ZEPHYR_GPIO_MAP_H */ |