/* SPDX-License-Identifier: GPL-2.0-only */ #include <soc/gpio_defs.h> #include <soc/intel/common/acpi/gpio.asl> #include <soc/intel/common/block/acpi/acpi/gpio_op.asl> #include <soc/irq.h> #include <soc/pcr_ids.h> Device (GPIO) { Name (_HID, CROS_GPIO_NAME) Name (_UID, 0) Name (_DDN, "GPIO Controller") Name (RBUF, ResourceTemplate() { Memory32Fixed (ReadWrite, 0, 0, COM0) Memory32Fixed (ReadWrite, 0, 0, COM1) Memory32Fixed (ReadWrite, 0, 0, COM3) Memory32Fixed (ReadWrite, 0, 0, COM4) Memory32Fixed (ReadWrite, 0, 0, COM5) Interrupt (ResourceConsumer, Level, ActiveLow, Shared,,, GIRQ) { GPIO_IRQ14 } }) Method (_CRS, 0, NotSerialized) { /* GPIO Community 0 */ CreateDWordField (^RBUF, ^COM0._BAS, BAS0) CreateDWordField (^RBUF, ^COM0._LEN, LEN0) BAS0 = ^^PCRB (PID_GPIOCOM0) LEN0 = GPIO_BASE_SIZE /* GPIO Community 1 */ CreateDWordField (^RBUF, ^COM1._BAS, BAS1) CreateDWordField (^RBUF, ^COM1._LEN, LEN1) BAS1 = ^^PCRB (PID_GPIOCOM1) LEN1 = GPIO_BASE_SIZE /* GPIO Community 3 */ CreateDWordField (^RBUF, ^COM3._BAS, BAS3) CreateDWordField (^RBUF, ^COM3._LEN, LEN3) BAS3 = ^^PCRB (PID_GPIOCOM3) LEN3 = GPIO_BASE_SIZE /* GPIO Community 4 */ CreateDWordField (^RBUF, ^COM4._BAS, BAS4) CreateDWordField (^RBUF, ^COM4._LEN, LEN4) BAS4 = ^^PCRB (PID_GPIOCOM4) LEN4 = GPIO_BASE_SIZE /* GPIO Community 5 */ CreateDWordField (^RBUF, ^COM5._BAS, BAS5) CreateDWordField (^RBUF, ^COM5._LEN, LEN5) BAS5 = ^^PCRB (PID_GPIOCOM5) LEN5 = GPIO_BASE_SIZE Return (RBUF) } Method (_STA, 0, NotSerialized) { Return (0xF) } } /* * Get GPIO DW0 Address * Arg0 - GPIO Number */ Method (GADD, 1, NotSerialized) { /* GPIO Community 0 */ If (Arg0 >= GPIO_COM0_START && Arg0 <= GPIO_COM0_END) { Local0 = PID_GPIOCOM0 Local1 = Arg0 - GPIO_COM0_START } /* GPIO Community 1 */ If (Arg0 >= GPIO_COM1_START && Arg0 <= GPIO_COM1_END) { Local0 = PID_GPIOCOM1 Local1 = Arg0 - GPIO_COM1_START } /* GPIO Community 3 */ If (Arg0 >= GPIO_COM3_START && Arg0 <= GPIO_COM3_END) { Local0 = PID_GPIOCOM3 Local1 = Arg0 - GPIO_COM3_START } /* GPIO Community 4 */ If (Arg0 >= GPIO_COM4_START && Arg0 <= GPIO_COM4_END) { Local0 = PID_GPIOCOM4 Local1 = Arg0 - GPIO_COM4_START } /* GPIO Community 5*/ If (Arg0 >= GPIO_COM5_START && Arg0 <= GPIO_COM5_END) { Local0 = PID_GPIOCOM5 Local1 = Arg0 - GPIO_COM5_START } Local2 = PCRB(Local0) + PAD_CFG_BASE + (Local1 * 16) Return (Local2) } /* * Return PCR Port ID of GPIO Communities * * Arg0: GPIO Community (0-5) */ Method (GPID, 1, Serialized) { Switch (ToInteger (Arg0)) { Case (COMM_0) { Local0 = PID_GPIOCOM0 } Case (COMM_1) { Local0 = PID_GPIOCOM1 } Case (COMM_3) { Local0 = PID_GPIOCOM3 } Case (COMM_4) { Local0 = PID_GPIOCOM4 } Case (COMM_5) { Local0 = PID_GPIOCOM5 } Default { Return (0) } } Return (Local0) } /* GPIO Power Management bits */ Name(GPMB, Package(TOTAL_GPIO_COMM) {0, 0, 0, 0, 0}) /* * Save GPIO Power Management bits */ Method (SGPM, 0, Serialized) { For (Local0 = 0, Local0 < TOTAL_GPIO_COMM, Local0++) { Local1 = GPID (Local0) GPMB[Local0] = PCRR (Local1, GPIO_MISCCFG) } } /* * Restore GPIO Power Management bits */ Method (RGPM, 0, Serialized) { For (Local0 = 0, Local0 < TOTAL_GPIO_COMM, Local0++) { CGPM (Local0, DerefOf(GPMB[Local0])) } } /* * Save current setting of GPIO Power Management bits and * enable all Power Management bits for all communities */ Method (EGPM, 0, Serialized) { /* Save current setting and will restore it when resuming */ SGPM () /* Enable PM bits */ For (Local0 = 0, Local0 < TOTAL_GPIO_COMM, Local0++) { CGPM (Local0, MISCCFG_GPIO_PM_CONFIG_BITS) } }