yorp: add usb gpio definitions

BRANCH=none
BUG=b:74127309
TEST=none

Change-Id: I598da6cd2f5e1cd262d0994c2e265a74cbc8fcc1
Signed-off-by: Jett Rink <jettrink@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/952960
Reviewed-by: Furquan Shaikh <furquan@chromium.org>

2 files changed, 66 insertions, 2 deletions

diff --git a/board/yorp/board.c b/board/yorp/board.c
index ad811e0fae..6ea1816b84 100644
--- a/board/yorp/board.c
+++ b/board/yorp/board.c
@@ -16,7 +16,17 @@
 #include "system.h"
 #include "util.h"
 
-/* Must come after other header files. */
+static void tcpc_alert_event(enum gpio_signal signal)
+{
+	/* TODO(b/74127309): Flesh out USB code */
+}
+
+static void ppc_interrupt(enum gpio_signal signal)
+{
+	/* TODO(b/74127309): Flesh out USB code*/
+}
+
+/* Must come after other header files and GPIO interrupts*/
 #include "gpio_list.h"
 
 const enum gpio_signal hibernate_wake_pins[] = {
diff --git a/board/yorp/gpio.inc b/board/yorp/gpio.inc
index 07c51c97e4..46401e9ff5 100644
--- a/board/yorp/gpio.inc
+++ b/board/yorp/gpio.inc
@@ -7,11 +7,20 @@
 
 /* Declare symbolic names for all the GPIOs that we care about.
  * Note: Those with interrupt handlers must be declared first. */
+
+/* Wake Source interrupts */
 GPIO_INT(LID_OPEN,	 PIN(D, 2), GPIO_INT_BOTH |
 				    GPIO_HIB_WAKE_HIGH, lid_interrupt)
 GPIO_INT(WP_L,		 PIN(A, 1), GPIO_INT_BOTH, switch_interrupt)		/* EC_WP_ODL */
 GPIO_INT(POWER_BUTTON_L, PIN(0, 1), GPIO_INT_BOTH, power_button_interrupt)	/* EC_PWR_BTN_ODL */
 
+/* USB-C interrupts */
+GPIO_INT(USB_C0_PD_INT_ODL, PIN(6, 1), GPIO_INT_FALLING, tcpc_alert_event)
+GPIO_INT(USB_C1_PD_INT_ODL, PIN(F, 5), GPIO_INT_FALLING, tcpc_alert_event)
+GPIO_INT(USB_PD_C0_INT_L,   PIN(E, 0), GPIO_INT_FALLING, ppc_interrupt)
+GPIO_INT(USB_PD_C1_INT_L,   PIN(F, 1), GPIO_INT_FALLING, ppc_interrupt)
+
+/* Power State interrupts */
 #ifdef CONFIG_POWER_S0IX
 GPIO_INT(PCH_SLP_S0_L,	 PIN(A, 4), GPIO_INT_BOTH, power_signal_interrupt)	/* SLP_S0_L */
 #endif
@@ -50,4 +59,49 @@ GPIO(PCH_SYS_PWROK,	 PIN(B, 7), GPIO_OUT_LOW)	/* EC_PCH_PWROK. All S0 rails now
  * normally driven by the PMIC. The EC can also drive this signal in the event
  * that the ambient or charger temperature sensors exceeds their thresholds.
  */
-GPIO(CPU_PROCHOT,	 PIN(3, 7), GPIO_INPUT | GPIO_SEL_1P8V)	/* PCH_PROCHOT_ODL */
\ No newline at end of file
+GPIO(CPU_PROCHOT,	 PIN(3, 7), GPIO_INPUT | GPIO_SEL_1P8V)	/* PCH_PROCHOT_ODL */
+
+/* I2C pins - Alternate function below configures I2C module on these pins */
+GPIO(I2C0_SCL,		 PIN(B, 5), GPIO_INPUT)		/* EC_I2C_BATTERY_3V3_SCL */
+GPIO(I2C0_SDA,		 PIN(B, 4), GPIO_INPUT)		/* EC_I2C_BATTERY_3V3_SDA */
+GPIO(I2C1_SCL,		 PIN(9, 0), GPIO_INPUT)		/* EC_I2C_USB_C0_PD_SCL */
+GPIO(I2C1_SDA,		 PIN(8, 7), GPIO_INPUT)		/* EC_I2C_USB_C0_PD_SDA */
+GPIO(I2C2_SCL,		 PIN(9, 2), GPIO_INPUT)		/* EC_I2C_USB_C1_PD_SCL */
+GPIO(I2C2_SDA,		 PIN(9, 1), GPIO_INPUT)		/* EC_I2C_USB_C1_PD_SDA */
+GPIO(I2C3_SCL,		 PIN(D, 1), GPIO_INPUT)		/* EC_I2C_EEPROM_SCL */
+GPIO(I2C3_SDA,		 PIN(D, 0), GPIO_INPUT)		/* EC_I2C_EEPROM_SDA */
+GPIO(I2C4_SCL,		 PIN(F, 3), GPIO_INPUT)		/* EC_I2C_CHARGER_3V3_SCL */
+GPIO(I2C4_SDA,		 PIN(F, 2), GPIO_INPUT)		/* EC_I2C_CHARGER_3V3_SDA */
+GPIO(I2C7_SCL,		 PIN(B, 3), GPIO_INPUT |
+				    GPIO_SEL_1P8V)	/* EC_I2C_SENSOR_U_SCL */
+GPIO(I2C7_SDA,		 PIN(B, 2), GPIO_INPUT |
+				    GPIO_SEL_1P8V)	/* EC_I2C_SENSOR_U_SDA */
+
+/* USB pins */
+GPIO(EN_USB_A_5V,	 PIN(6, 7), GPIO_OUT_LOW)	/* Enable A0/A1 5V Charging */
+GPIO(USB_A_CHARGE_EN_L,	 PIN(A, 2), GPIO_OUT_HIGH)	/* Enable A0/A1 1.5A Charging */
+/* TODO(b/74254366): Break out A1 signals once they are there in HW */
+/* USB_C0_PD_RST_L isn't connected to PIN(6,2) since ANX TCPC doesn't have reset */
+GPIO(USB_C0_BC12_VBUS_ON,   PIN(6, 3), GPIO_OUT_LOW)	/* C0 BC1.2 Power */
+GPIO(USB_C0_BC12_CHG_DET_L, PIN(9, 5), GPIO_INPUT)	/* C0 BC1.2 Detect */
+GPIO(USB_C0_HPD_1V8_ODL, PIN(C, 5), GPIO_ODR_HIGH |	/* C0 DP Hotplug Detect */
+				    GPIO_SEL_1P8V)
+GPIO(USB_C1_PD_RST_ODL,	 PIN(7, 0), GPIO_ODR_HIGH)	/* C1 PD Reset */
+GPIO(EN_USB_C1_5V_OUT,	 PIN(0, 3), GPIO_OUT_LOW)	/* C1 Source 5V */
+GPIO(USB_C1_CHARGE_ON,	 PIN(4, 0), GPIO_OUT_LOW)	/* C1 Accept input voltage*/
+GPIO(USB_C1_BC12_VBUS_ON,   PIN(B, 1), GPIO_OUT_LOW)	/* C1 BC1.2 Power */
+GPIO(USB_C1_BC12_CHG_DET_L, PIN(E, 4), GPIO_INPUT)	/* C1 BC1.2 Detect */
+GPIO(USB_C1_HPD_1V8_ODL, PIN(C, 6), GPIO_ODR_HIGH |	/* C1 DP Hotplug Detect */
+				    GPIO_SEL_1P8V)
+/* Alternate functions GPIO definitions */
+/* Cr50 requires no pull-ups on UART pins. */
+ALTERNATE(PIN_MASK(6, 0x30), 0, MODULE_UART, 0)		/* UART from EC to Servo */
+ALTERNATE(PIN_MASK(B, 0x30), 1, MODULE_I2C, 0)		/* I2C0 */
+ALTERNATE(PIN_MASK(9, 0x07), 1, MODULE_I2C, 0)		/* I2C1 SCL / I2C2 */
+ALTERNATE(PIN_MASK(8, 0x80), 1, MODULE_I2C, 0)		/* I2C1 SDA */
+ALTERNATE(PIN_MASK(D, 0x03), 1, MODULE_I2C, 0)		/* I2C3 */
+ALTERNATE(PIN_MASK(F, 0x0C), 1, MODULE_I2C, 0)		/* I2C4 */
+ALTERNATE(PIN_MASK(B, 0x0C), 1, MODULE_I2C, 0)		/* I2C7 */
+ALTERNATE(PIN_MASK(4, 0x02), 1, MODULE_ADC, 0)		/* ADC4: ADC_USB_C0_VBUS */
+ALTERNATE(PIN_MASK(F, 0x01), 1, MODULE_ADC, 0)		/* ADC9: ADC_USB_C1_VBUS */
+ALTERNATE(PIN_MASK(C, 0x18), 1, MODULE_PWM, 0)		/* LED 1 & 2 */