diff options
Diffstat (limited to 'board/cret/gpio.inc')
| -rw-r--r-- | board/cret/gpio.inc | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/board/cret/gpio.inc b/board/cret/gpio.inc new file mode 100644 index 0000000000..8df730432e --- /dev/null +++ b/board/cret/gpio.inc @@ -0,0 +1,139 @@ +/* -*- mode:c -*- + * + * 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. + */ + +/* + * Declare symbolic names for all the GPIOs that we care about. + * Note: Those with interrupt handlers must be declared first. + */ + +/* Power Interrupts */ +GPIO_INT(SLP_S0_L, PIN(D, 5), GPIO_INT_BOTH, power_signal_interrupt) +GPIO_INT(SLP_S3_L, PIN(A, 5), GPIO_INT_BOTH, baseboard_all_sys_pgood_interrupt) +GPIO_INT(SLP_S4_L, PIN(D, 4), GPIO_INT_BOTH, power_signal_interrupt) +GPIO_INT(SLP_SUS_L, PIN(D, 7), GPIO_INT_BOTH, power_signal_interrupt) +GPIO_INT(RSMRST_PWRGD_L, PIN(C, 6), GPIO_INT_BOTH, power_signal_interrupt) +GPIO_INT(VCCIN_AUX_VID1, PIN(C, 7), GPIO_INT_BOTH, power_signal_interrupt) +GPIO_INT(CPU_C10_GATE_L, PIN(6, 7), GPIO_INT_BOTH, power_signal_interrupt) +GPIO_INT(VCCIN_AUX_VID0, PIN(F, 4), GPIO_INT_BOTH | GPIO_SEL_1P8V, power_signal_interrupt) +GPIO_INT(PG_VCCIO_EXT_OD, PIN(B, 0), GPIO_INT_BOTH, baseboard_all_sys_pgood_interrupt) +GPIO_INT(PG_PP5000_U_OD, PIN(E, 2), GPIO_INT_BOTH, power_signal_interrupt) +GPIO_INT(PG_DRAM_OD, PIN(E, 4), GPIO_INT_BOTH, baseboard_all_sys_pgood_interrupt) +GPIO_INT(PG_PP1050_ST_OD, PIN(4, 2), GPIO_INT_BOTH, power_signal_interrupt) + +/* USB-C interrupts */ +GPIO_INT(USB_C0_INT_ODL, PIN(6, 2), GPIO_INT_FALLING | GPIO_PULL_UP, usb_c0_interrupt) +GPIO_INT(SUB_C1_INT_EN_RAILS_ODL, PIN(F, 5), GPIO_INT_FALLING | GPIO_PULL_UP, sub_usb_c1_interrupt) /* C1 interrupt OR 5V power en */ +GPIO_INT(EC_I2C_SUB_C1_SDA_HDMI_HPD_ODL, PIN(9, 1), GPIO_INT_BOTH, sub_hdmi_hpd_interrupt) /* C1 I2C SDA OR HDMI_HPD */ + +/* Button interrupts */ +GPIO_INT(H1_EC_PWR_BTN_ODL, PIN(0, 1), GPIO_INT_BOTH | GPIO_PULL_UP, power_button_interrupt) +GPIO_INT(VOLDN_BTN_ODL, PIN(4, 0), GPIO_INT_BOTH | GPIO_PULL_UP, button_interrupt) +GPIO_INT(VOLUP_BTN_ODL, PIN(7, 3), GPIO_INT_BOTH | GPIO_PULL_UP, button_interrupt) + +/* Other interrupts */ +GPIO_INT(LID_OPEN, PIN(D, 2), GPIO_INT_BOTH, lid_interrupt) +GPIO_INT(EC_WP_OD, PIN(A, 1), GPIO_INT_BOTH, switch_interrupt) +GPIO_INT(BASE_SIXAXIS_INT_L, PIN(5, 6), GPIO_INT_FALLING | GPIO_SEL_1P8V, bmi160_interrupt) +GPIO_INT(LID_360_L, PIN(9, 5), GPIO_INT_BOTH, gmr_tablet_switch_isr) + +/* I2C Ports */ +GPIO(EC_I2C_EEPROM_SCL, PIN(B, 3), GPIO_INPUT) +GPIO(EC_I2C_EEPROM_SDA, PIN(B, 2), GPIO_INPUT) +GPIO(EC_I2C_BATTERY_SCL, PIN(3, 3), GPIO_INPUT) +GPIO(EC_I2C_BATTERY_SDA, PIN(3, 6), GPIO_INPUT) +GPIO(EC_I2C_SENSOR_SCL, PIN(B, 5), GPIO_INPUT) +GPIO(EC_I2C_SENSOR_SDA, PIN(B, 4), GPIO_INPUT) +GPIO(EC_I2C_USB_C0_SCL, PIN(9, 0), GPIO_INPUT) +GPIO(EC_I2C_USB_C0_SDA, PIN(8, 7), GPIO_INPUT) +GPIO(EC_I2C_SUB_C1_SCL_HDMI_EN_ODL, PIN(9, 2), GPIO_INPUT) /* C1 I2C SCL OR HDMI en */ + +/* Extra Sub-board I/O pins */ +GPIO(EC_SUB_IO_1, PIN(3, 7), GPIO_OUT_LOW) +GPIO(EC_SUB_IO_2, PIN(3, 4), GPIO_OUT_LOW) + +/* Misc Enables */ +GPIO(EN_VCCIO_EXT, PIN(6, 1), GPIO_OUT_LOW) +/* TODO(b:149775160) - Modify if needed if we ever use this signal. */ +GPIO(EN_VCCST, PIN(A, 7), GPIO_INPUT) +GPIO(EN_PP3300_PEN, PIN(6, 3), GPIO_OUT_LOW) +GPIO(EN_PP3300_A, PIN(0, 3), GPIO_OUT_LOW) +GPIO(EN_PP5000_U, PIN(A, 4), GPIO_OUT_LOW) +GPIO(EN_SLP_Z, PIN(8, 3), GPIO_OUT_LOW) +GPIO(EN_KB_BL, PIN(6, 0), GPIO_OUT_LOW) +GPIO(EN_BL_OD, PIN(D, 3), GPIO_ODR_LOW) +GPIO(IMVP9_PE, PIN(E, 0), GPIO_OUT_LOW) +GPIO(ECH1_PACKET_MODE, PIN(7, 5), GPIO_OUT_LOW) + +/* Power Sequencing */ +GPIO(EC_AP_PSYS, PIN(B, 7), GPIO_OUT_LOW) +GPIO(EC_AP_RSMRST_L, PIN(A, 6), GPIO_OUT_LOW) +GPIO(EC_AP_PWR_BTN_ODL, PIN(C, 1), GPIO_ODR_HIGH) +GPIO(EC_AP_RTCRST, PIN(7, 6), GPIO_OUT_LOW) +GPIO(EC_AP_WAKE_ODL, PIN(7, 4), GPIO_ODR_HIGH) +GPIO(EC_AP_DPWROK, PIN(A, 3), GPIO_OUT_LOW) +GPIO(EC_AP_PCH_PWROK_OD, PIN(9, 4), GPIO_ODR_LOW) +GPIO(EC_AP_VCCST_PWRGD_OD, PIN(B, 1), GPIO_ODR_LOW) +GPIO(EC_AP_SYS_PWROK, PIN(0, 2), GPIO_OUT_LOW) +GPIO(EC_AP_MKBP_INT_L, PIN(7, 0), GPIO_ODR_HIGH) +GPIO(EC_PROCHOT_ODL, PIN(F, 1), GPIO_ODR_HIGH | GPIO_SEL_1P8V) +GPIO(EC_ENTERING_RW, PIN(E, 3), GPIO_OUT_LOW) +GPIO(ALL_SYS_PWRGD, PIN(A, 0), GPIO_OUT_LOW) +GPIO(SYS_RST_ODL, PIN(C, 5), GPIO_ODR_HIGH) +GPIO(CCD_MODE_ODL, PIN(E, 5), GPIO_INPUT) + +GPIO(USB_C0_RST_ODL, PIN(9, 7), GPIO_OUT_HIGH) /* currently unused */ +GPIO(EC_AP_USB_C1_HDMI_HPD, PIN(9, 6), GPIO_OUT_LOW) +GPIO(EC_AP_USB_C0_HPD, PIN(9, 3), GPIO_OUT_LOW) +GPIO(HDMI_SEL_L, PIN(7, 2), GPIO_OUT_HIGH) +GPIO(EC_BATTERY_PRES_ODL, PIN(E, 1), GPIO_INPUT) + +/* + * Waddledoo doesn't have these physical pins coming to the EC but uses other + * logic. + */ +UNIMPLEMENTED(AC_PRESENT) +UNIMPLEMENTED(PG_EC_DSW_PWROK) +UNIMPLEMENTED(PG_EC_ALL_SYS_PWRGD) + +/* Alternate Functions */ +/* ADC */ +ALTERNATE(PIN_MASK(F, BIT(0)), 0, MODULE_ADC, 0) /* ADC9 */ +ALTERNATE(PIN_MASK(4, 0x38), 0, MODULE_ADC, 0) /* ADC0-2 */ + +/* Keyboard */ +ALTERNATE(PIN_MASK(3, 0x03), 0, MODULE_KEYBOARD_SCAN, GPIO_INPUT | GPIO_PULL_UP) /* KSI0, KSI1 */ +ALTERNATE(PIN_MASK(2, 0xFC), 0, MODULE_KEYBOARD_SCAN, GPIO_INPUT | GPIO_PULL_UP) /* KSI2-7 */ +ALTERNATE(PIN_MASK(2, 0x03), 0, MODULE_KEYBOARD_SCAN, GPIO_ODR_HIGH) /* KSO0, KSO1 */ +ALTERNATE(PIN_MASK(1, 0x7F), 0, MODULE_KEYBOARD_SCAN, GPIO_ODR_HIGH) /* KSO3-9 */ +ALTERNATE(PIN_MASK(0, 0xF0), 0, MODULE_KEYBOARD_SCAN, GPIO_ODR_HIGH) /* KSO10-13 */ +ALTERNATE(PIN_MASK(8, 0x04), 0, MODULE_KEYBOARD_SCAN, GPIO_ODR_HIGH) /* KSO14 */ +GPIO(EC_KSO_02_INV, PIN(1, 7), GPIO_OUT_LOW) /* KSO2 inverted */ + +/* PWM */ +ALTERNATE(PIN_MASK(C, 0x1C), 0, MODULE_PWM, 0) /* PWM0-2 */ +ALTERNATE(PIN_MASK(8, BIT(0)), 0, MODULE_PWM, 0) /* PWM3 */ + +/* UART */ +ALTERNATE(PIN_MASK(6, 0x30), 0, MODULE_UART, 0) /* UART1 */ + +/* I2C */ +ALTERNATE(PIN_MASK(B, 0x3C), 0, MODULE_I2C, 0) /* I2C7,I2C0 */ +ALTERNATE(PIN_MASK(3, 0x48), 0, MODULE_I2C, 0) /* I2C5 */ +ALTERNATE(PIN_MASK(9, 0x07), 0, MODULE_I2C, 0) /* I2C2, I2C1 SCL */ +ALTERNATE(PIN_MASK(8, 0x80), 0, MODULE_I2C, 0) /* I2C1 SDA */ + +/* NC pins, enable internal pull-up to avoid floating state. */ +GPIO(GPIO32_NC, PIN(3, 2), GPIO_INPUT | GPIO_PULL_UP) +GPIO(GPIO35_NC, PIN(3, 5), GPIO_INPUT | GPIO_PULL_UP) +GPIO(GPIO41_NC, PIN(4, 1), GPIO_INPUT | GPIO_PULL_UP) +GPIO(GPIO57_NC, PIN(5, 7), GPIO_INPUT | GPIO_PULL_UP) +GPIO(GPIO81_NC, PIN(8, 1), GPIO_INPUT | GPIO_PULL_UP) +GPIO(GPIO86_NC, PIN(8, 6), GPIO_INPUT | GPIO_PULL_UP) +GPIO(GPIOC0_NC, PIN(C, 0), GPIO_INPUT | GPIO_PULL_UP) +GPIO(GPIOD0_NC, PIN(D, 0), GPIO_INPUT | GPIO_PULL_UP) +GPIO(GPIOD1_NC, PIN(D, 1), GPIO_INPUT | GPIO_PULL_UP) +GPIO(GPIOD6_NC, PIN(D, 6), GPIO_INPUT | GPIO_PULL_UP) |