| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include <stdint.h> |
| #include <amdblocks/gpio_banks.h> |
| #include <amdblocks/acpimmio.h> |
| #include <amdblocks/smi.h> |
| #include <soc/gpio.h> |
| #include <soc/smi.h> |
| |
| static const struct soc_amd_event gpio_event_table[] = { |
| { GPIO_0, GEVENT_21 }, /* GPIO0 may only be used as PWR_BTN_L in ACPI */ |
| { GPIO_1, GEVENT_19 }, |
| { GPIO_2, GEVENT_8 }, |
| { GPIO_3, GEVENT_2 }, |
| { GPIO_4, GEVENT_4 }, |
| { GPIO_5, GEVENT_7 }, |
| { GPIO_6, GEVENT_10 }, |
| { GPIO_7, GEVENT_11 }, |
| { GPIO_8, GEVENT_23 }, |
| { GPIO_9, GEVENT_22 }, |
| { GPIO_16, GEVENT_12 }, |
| { GPIO_17, GEVENT_13 }, |
| { GPIO_18, GEVENT_14 }, |
| { GPIO_21, GEVENT_5 }, |
| { GPIO_22, GEVENT_3 }, |
| { GPIO_23, GEVENT_16 }, |
| { GPIO_24, GEVENT_15 }, |
| { GPIO_40, GEVENT_20 }, |
| { GPIO_84, GEVENT_18 }, |
| { GPIO_86, GEVENT_9 }, |
| { GPIO_89, GEVENT_0 }, |
| { GPIO_90, GEVENT_1 }, |
| { GPIO_91, GEVENT_6 }, |
| { GPIO_129, GEVENT_17 }, |
| }; |
| |
| void soc_route_sci(uint8_t event) |
| { |
| smi_write8(SMI_SCI_MAP(event), event); |
| } |
| |
| void soc_get_gpio_event_table(const struct soc_amd_event **table, size_t *items) |
| { |
| *table = gpio_event_table; |
| *items = ARRAY_SIZE(gpio_event_table); |
| } |
| |
| void soc_gpio_hook(uint8_t gpio, uint8_t mux) |
| { |
| /* Always program Gevent when WAKE_L_AGPIO2 is configured as WAKE_L */ |
| if ((gpio == 2) && !(mux & AMD_GPIO_MUX_MASK)) |
| soc_route_sci(GPIO_2_EVENT); |
| } |