diff options
Diffstat (limited to 'board/lulu/gpio.inc')
| -rw-r--r-- | board/lulu/gpio.inc | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/board/lulu/gpio.inc b/board/lulu/gpio.inc new file mode 100644 index 0000000000..3e275ec397 --- /dev/null +++ b/board/lulu/gpio.inc @@ -0,0 +1,101 @@ +/* -*- mode:c -*- + * + * Copyright (c) 2014 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. + */ + +/* Inputs with interrupt handlers are first for efficiency */ +GPIO(POWER_BUTTON_L, A, 2, GPIO_INT_BOTH_DSLEEP, power_button_interrupt) /* Power button */ +GPIO(LID_OPEN, A, 3, GPIO_INT_BOTH_DSLEEP, lid_interrupt) /* Lid switch */ +GPIO(AC_PRESENT, H, 3, GPIO_INT_BOTH_DSLEEP, extpower_interrupt) /* AC power present */ +GPIO(PCH_BKLTEN, M, 3, GPIO_INT_BOTH, backlight_interrupt) /* Backlight enable signal from PCH */ +GPIO(PCH_SLP_S0_L, G, 6, GPIO_INT_BOTH, power_signal_interrupt) /* SLP_S0# signal from PCH */ +GPIO(PCH_SLP_S3_L, G, 7, GPIO_INT_BOTH_DSLEEP, power_signal_interrupt) /* SLP_S3# signal from PCH */ +GPIO(PCH_SLP_S5_L, H, 1, GPIO_INT_BOTH_DSLEEP, power_signal_interrupt) /* SLP_S5# signal from PCH */ +GPIO(PCH_SLP_SUS_L, G, 3, GPIO_INT_BOTH, power_signal_interrupt) /* SLP_SUS# signal from PCH */ +GPIO(PP1050_PGOOD, H, 4, GPIO_INT_BOTH, power_signal_interrupt) /* Power good on 1.05V */ +GPIO(PP1350_PGOOD, H, 6, GPIO_INT_BOTH, power_signal_interrupt) /* Power good on 1.35V (DRAM) */ +GPIO(PP5000_PGOOD, N, 0, GPIO_INT_BOTH, power_signal_interrupt) /* Power good on 5V */ +GPIO(VCORE_PGOOD, C, 6, GPIO_INT_BOTH, power_signal_interrupt) /* Power good on core VR */ +GPIO(PCH_EDP_VDD_EN, J, 1, GPIO_INT_BOTH, power_interrupt) /* PCH wants EDP enabled */ +GPIO(RECOVERY_L, A, 5, GPIO_PULL_UP | GPIO_INT_BOTH, switch_interrupt) /* Recovery signal from servo */ +GPIO(WP_L, A, 4, GPIO_INT_BOTH, switch_interrupt) /* Write protect input */ +GPIO(JTAG_TCK, C, 0, GPIO_DEFAULT, jtag_interrupt) /* JTAG clock input */ +GPIO(UART0_RX, A, 0, GPIO_PULL_UP | GPIO_INT_BOTH_DSLEEP, uart_deepsleep_interrupt) /* UART0 RX input */ + +/* Other inputs */ +GPIO(FAN_ALERT_L, B, 0, GPIO_INPUT, NULL) /* From thermal sensor */ +GPIO(PCH_SUSWARN_L, G, 2, GPIO_INT_BOTH, NULL) /* SUSWARN# signal from PCH */ +GPIO(USB1_OC_L, E, 7, GPIO_INPUT, NULL) /* USB port overcurrent warning */ +GPIO(USB2_OC_L, E, 0, GPIO_INPUT, NULL) /* USB port overcurrent warning */ +GPIO(BOARD_VERSION1, Q, 5, GPIO_INPUT, NULL) /* Board version stuffing resistor 1 */ +GPIO(BOARD_VERSION2, Q, 6, GPIO_INPUT, NULL) /* Board version stuffing resistor 2 */ +GPIO(BOARD_VERSION3, Q, 7, GPIO_INPUT, NULL) /* Board version stuffing resistor 3 */ +GPIO(CPU_PGOOD, C, 4, GPIO_INPUT, NULL) /* Power good to the CPU */ +GPIO(BAT_PRESENT_L, B, 4, GPIO_INPUT, NULL) /* Battery present. Repurposed BAT_TEMP */ + +/* Outputs; all unasserted by default except for reset signals */ +GPIO(CPU_PROCHOT, B, 1, GPIO_OUT_LOW, NULL) /* Force CPU to think it's overheated */ +GPIO(PP1350_EN, H, 5, GPIO_OUT_LOW, NULL) /* Enable 1.35V supply */ +GPIO(PP3300_DX_EN, J, 2, GPIO_OUT_LOW, NULL) /* Enable power to lots of peripherals */ +GPIO(PP3300_LTE_EN, D, 2, GPIO_OUT_LOW, NULL) /* Enable LTE radio */ +GPIO(PP3300_WLAN_EN, J, 0, GPIO_OUT_LOW, NULL) /* Enable WiFi power */ +GPIO(SUSP_VR_EN, C, 7, GPIO_OUT_LOW, NULL) /* Enable 1.05V regulator */ +GPIO(VCORE_EN, C, 5, GPIO_OUT_LOW, NULL) /* Stuffing option - not connected */ +GPIO(PP5000_EN, H, 7, GPIO_OUT_LOW, NULL) /* Enable 5V supply */ +GPIO(PP5000_FAN_EN, J, 3, GPIO_OUT_LOW, NULL) /* Enable fan power rail */ +GPIO(SYS_PWROK, H, 2, GPIO_OUT_LOW, NULL) /* EC thinks everything is up and ready */ +GPIO(WLAN_OFF_L, J, 4, GPIO_OUT_LOW, NULL) /* Disable WiFi radio */ +GPIO(CHARGE_L, E, 6, GPIO_OUT_LOW, NULL) /* Allow battery to charge when on AC */ + +GPIO(ENABLE_BACKLIGHT, M, 7, GPIO_OUT_LOW, NULL) /* Enable backlight power */ +GPIO(ENABLE_TOUCHPAD, N, 1, GPIO_OUT_LOW, NULL) /* Enable touchpad power */ +GPIO(ENTERING_RW, D, 3, GPIO_OUT_LOW, NULL) /* Indicate when EC is entering RW code */ +GPIO(PCH_DPWROK, G, 0, GPIO_OUT_LOW, NULL) /* Indicate when VccDSW is good */ + +/* + * HDA_SDO is technically an output, but we need to leave it as an + * input until we drive it high. So can't use open-drain (HI_Z). + */ +GPIO(PCH_HDA_SDO, G, 1, GPIO_INPUT, NULL) /* HDA_SDO signal to PCH; when high, ME ignores security descriptor */ +GPIO(PCH_WAKE_L, F, 0, GPIO_OUT_HIGH, NULL) /* Wake signal from EC to PCH */ +GPIO(PCH_NMI_L, F, 2, GPIO_OUT_HIGH, NULL) /* Non-maskable interrupt pin to PCH */ +GPIO(PCH_PWRBTN_L, H, 0, GPIO_OUT_HIGH, NULL) /* Power button output to PCH */ +GPIO(PCH_PWROK, F, 5, GPIO_OUT_LOW, NULL) /* PWROK / APWROK signals to PCH */ + +/* + * PL6 is one of 4 pins on the EC which can't be used in open-drain + * mode. To work around this PCH_RCIN_L is set to an input. It will + * only be set to an output when it needs to be driven to 0. + */ +GPIO(PCH_RCIN_L, L, 6, GPIO_INPUT, NULL) /* RCIN# line to PCH (for 8042 emulation) */ +GPIO(PCH_RSMRST_L, F, 1, GPIO_OUT_LOW, NULL) /* Reset PCH resume power plane logic */ +GPIO(PCH_SMI_L, F, 4, GPIO_ODR_HIGH, NULL) /* System management interrupt to PCH */ +GPIO(TOUCHSCREEN_RESET_L, N, 7, GPIO_OUT_LOW, NULL) /* Reset touch screen */ +GPIO(EC_EDP_VDD_EN, J, 5, GPIO_OUT_LOW, NULL) /* Enable EDP (passthru from PCH) */ + +GPIO(LPC_CLKRUN_L, M, 2, GPIO_ODR_HIGH, NULL) /* Dunno. Probably important, though. */ +GPIO(USB1_ENABLE, E, 4, GPIO_OUT_LOW, NULL) /* USB port 1 output power enable */ +GPIO(USB2_ENABLE, D, 5, GPIO_OUT_LOW, NULL) /* USB port 2 output power enable */ + +GPIO(PCH_SUSACK_L, F, 3, GPIO_OUT_HIGH, NULL) /* Acknowledge PCH SUSWARN# signal */ +GPIO(PCH_RTCRST_L, F, 6, GPIO_ODR_HIGH, NULL) /* Not supposed to be here */ +GPIO(PCH_SRTCRST_L, F, 7, GPIO_ODR_HIGH, NULL) /* Not supposed to be here */ + +GPIO(BAT_LED0_L, D, 0, GPIO_ODR_HIGH, NULL) /* Battery charging LED - blue */ +GPIO(BAT_LED1_L, N, 4, GPIO_ODR_HIGH, NULL) /* Battery charging LED - orange */ +GPIO(PWR_LED0_L, D, 1, GPIO_ODR_HIGH, NULL) /* Power LED - blue */ +GPIO(PWR_LED1_L, N, 6, GPIO_ODR_HIGH, NULL) /* Power LED - orange */ + +ALTERNATE(A, 0x03, 1, MODULE_UART, GPIO_PULL_UP) /* UART0 */ +ALTERNATE(B, 0x04, 3, MODULE_I2C, 0) /* I2C0 SCL */ +ALTERNATE(B, 0x08, 3, MODULE_I2C, GPIO_OPEN_DRAIN) /* I2C0 SDA */ +ALTERNATE(B, 0x40, 3, MODULE_I2C, 0) /* I2C5 SCL */ +ALTERNATE(B, 0x80, 3, MODULE_I2C, GPIO_OPEN_DRAIN) /* I2C5 SDA */ +ALTERNATE(G, 0x30, 1, MODULE_UART, 0) /* UART2 */ +ALTERNATE(J, 0x40, 1, MODULE_PECI, 0) /* PECI Tx */ +ALTERNATE(J, 0x80, 0, MODULE_PECI, GPIO_ANALOG) /* PECI Rx */ +ALTERNATE(L, 0x3f, 15, MODULE_LPC, 0) /* LPC */ +ALTERNATE(M, 0x33, 15, MODULE_LPC, 0) /* LPC */ +ALTERNATE(N, 0x0c, 1, MODULE_PWM_FAN, 0) /* FAN0PWM2 */ |