board/icarus: initial it81202 based board

This change is based on jacuzzi's board code and modified for it81202.

BUG=b:180668427
BRANCH=none
TEST=- Booted to kernel.
     - Battery charging/discharging works fine.
     - LEDs works fine.

Change-Id: Ie6e7763fe7bd652ae87e69ddbba08c5022b0818c
Signed-off-by: Dino Li <Dino.Li@ite.com.tw>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2706663
Reviewed-by: Ting Shen <phoenixshen@chromium.org>
Reviewed-by: Eric Yilun Lin <yllin@chromium.org>

1 files changed, 104 insertions, 85 deletions

diff --git a/board/icarus/gpio.inc b/board/icarus/gpio.inc
index 5d8d6f6ebd..335260c308 100644
--- a/board/icarus/gpio.inc
+++ b/board/icarus/gpio.inc
@@ -11,116 +11,135 @@
  */
 
 /* Interrupts */
-GPIO_INT(USB_C0_PD_INT_ODL, PIN(B, 1), GPIO_INT_FALLING | GPIO_PULL_UP,
-         tcpc_alert_event)
-GPIO_INT(POWER_BUTTON_L,    PIN(A, 0),  GPIO_INT_BOTH | GPIO_PULL_UP,
+GPIO_INT(POWER_BUTTON_L,    PIN(E, 4), GPIO_INT_BOTH,
          power_button_interrupt) /* EC_PWR_BTN_ODL */
-GPIO_INT(AP_IN_SLEEP_L,     PIN(C, 12), GPIO_INT_BOTH | GPIO_PULL_DOWN,
+GPIO_INT(AP_IN_SLEEP_L,     PIN(F, 2), GPIO_INT_BOTH | GPIO_PULL_DOWN | GPIO_SEL_1P8V,
          power_signal_interrupt)
-GPIO_INT(PMIC_EC_RESETB,    PIN(B, 7),  GPIO_INT_BOTH | GPIO_PULL_DOWN,
+GPIO_INT(PMIC_EC_RESETB,    PIN(F, 3), GPIO_INT_BOTH | GPIO_PULL_DOWN | GPIO_SEL_1P8V,
          power_signal_interrupt)
-GPIO_INT(WARM_RESET_REQ,    PIN(A, 3),  GPIO_INT_RISING | GPIO_PULL_DOWN,
+GPIO_INT(WARM_RESET_REQ,    PIN(D, 3), GPIO_INT_RISING | GPIO_PULL_DOWN | GPIO_SEL_1P8V,
          chipset_reset_request_interrupt)
-GPIO_INT_RW(ACCEL_INT_ODL,  PIN(A, 4), GPIO_INT_FALLING | GPIO_SEL_1P8V | GPIO_PULL_UP,
+GPIO_INT(ACCEL_INT_ODL,  PIN(J, 2), GPIO_INT_FALLING | GPIO_SEL_1P8V,
          motion_interrupt)
-GPIO_INT_RO(EMMC_CMD,       PIN(B, 15), GPIO_INT_FALLING,
-         emmc_cmd_interrupt)
-GPIO_INT(SPI1_NSS,          PIN(A, 15), GPIO_INT_BOTH | GPIO_PULL_UP,
-         spi_event) /* SPI_AP_EC_CS_L */
-GPIO_INT(LID_OPEN,          PIN(C, 5),  GPIO_INT_BOTH,
+GPIO_INT_RO(BOOTBLOCK_EN_L, PIN(J, 1), GPIO_INT_RISING | GPIO_SEL_1P8V,
+         emmc_ap_jump_to_bl)
+GPIO_INT(SPI0_CS,           PIN(M, 5), GPIO_INT_FALLING,
+         spi_event)        /* SPI slave Chip Select -- AP_SPI_EC_CS_L */
+GPIO_INT(LID_OPEN,          PIN(E, 2), GPIO_INT_BOTH,
          lid_interrupt)
-GPIO_INT(AC_PRESENT,        PIN(A, 6),  GPIO_INT_BOTH,
+GPIO_INT(AC_PRESENT,        PIN(E, 5), GPIO_INT_BOTH,
          extpower_interrupt) /* ACOK_OD */
-GPIO_INT(BC12_EC_INT_ODL,   PIN(C, 9),  GPIO_INT_FALLING,
+GPIO_INT(BC12_EC_INT_ODL,   PIN(J, 6), GPIO_INT_FALLING,
          bc12_interrupt)
-GPIO_INT(IT8801_SMB_INT,    PIN(A, 8),  GPIO_INT_FALLING | GPIO_PULL_UP,
-         io_expander_it8801_interrupt) /* KB_INT_ODL */
-GPIO_INT(AP_EC_WATCHDOG_L,  PIN(D, 2),  GPIO_INT_FALLING,
+GPIO_INT(AP_EC_WATCHDOG_L,  PIN(C, 7), GPIO_INT_FALLING | GPIO_SEL_1P8V,
          chipset_watchdog_interrupt)
-GPIO_INT(TABLET_MODE_L,     PIN(B, 11), GPIO_INT_BOTH,
+GPIO_INT(TABLET_MODE_L,     PIN(J, 7), GPIO_INT_BOTH,
          gmr_tablet_switch_isr)
-
+GPIO_INT(UART1_RX,          PIN(B, 0), GPIO_INT_FALLING,
+         uart_deepsleep_interrupt) /* UART_DEBUG_TX_EC_RX */
 /* Unimplemented interrupts */
-GPIO(ALS_RGB_INT_ODL,      PIN(C, 10), GPIO_INPUT)
+GPIO(VOLUME_DOWN_L,         PIN(D, 5), GPIO_INPUT)
+GPIO(VOLUME_UP_L,           PIN(D, 6), GPIO_INPUT)
+GPIO(ALS_RGB_INT_ODL,       PIN(F, 0), GPIO_INPUT)
+GPIO(LID_ACCEL_INT_ODL,     PIN(J, 3), GPIO_INPUT | GPIO_SEL_1P8V)
 
 /* Reset pins */
-GPIO(AP_SYS_RST_L,         PIN(C, 11), GPIO_OUT_LOW)
-GPIO(PMIC_WATCHDOG_L,      PIN(A, 2),  GPIO_OUT_LOW)
-GPIO(PMIC_EN_ODL,          PIN(F, 0),  GPIO_ODR_HIGH)
+GPIO(AP_SYS_RST_L,          PIN(B, 6), GPIO_OUT_LOW)
+/* 1.8V PP or 1.8V OD output with external 10K PU  */
+GPIO(PMIC_WATCHDOG_L,       PIN(H, 0), GPIO_ODR_LOW | GPIO_SEL_1P8V)
+/* OD output with 5VT (there is 5V internal PU on PWRKEY of MT6358) */
+GPIO(PMIC_EN_ODL,           PIN(E, 1), GPIO_ODR_HIGH)
 
 /*
  * I2C pins should be configured as inputs until I2C module is
  * initialized. This will avoid driving the lines unintentionally.
  */
-GPIO(I2C1_SCL,             PIN(B, 8),  GPIO_INPUT)
-GPIO(I2C1_SDA,             PIN(B, 9),  GPIO_INPUT)
-GPIO(I2C2_SCL,             PIN(A, 11), GPIO_INPUT)
-GPIO(I2C2_SDA,             PIN(A, 12), GPIO_INPUT)
-GPIO(I2C3_SCL,             PIN(A, 5),  GPIO_ODR_HIGH)
-GPIO(I2C3_SDA,             PIN(C, 4),  GPIO_ODR_HIGH)
-
-/* Analog pins */
-GPIO(BOARD_ID,             PIN(C, 0),  GPIO_ANALOG)
-GPIO(EC_SKU_ID,            PIN(B, 0),  GPIO_ANALOG)
+/* EC programming */
+GPIO(I2C_E_SCL,              PIN(A, 4), GPIO_INPUT | GPIO_SEL_1P8V)
+GPIO(I2C_E_SDA,              PIN(A, 5), GPIO_INPUT | GPIO_SEL_1P8V)
+/* battery and charger */
+GPIO(I2C_A_SCL,              PIN(B, 3), GPIO_INPUT)
+GPIO(I2C_A_SDA,              PIN(B, 4), GPIO_INPUT)
+/* sensor */
+GPIO(I2C_B_SCL,              PIN(C, 1), GPIO_INPUT | GPIO_SEL_1P8V)
+GPIO(I2C_B_SDA,              PIN(C, 2), GPIO_INPUT | GPIO_SEL_1P8V)
+/* typec */
+GPIO(I2C_C_SCL,              PIN(F, 6), GPIO_INPUT)
+GPIO(I2C_C_SDA,              PIN(F, 7), GPIO_INPUT)
 
 /* Other input pins */
-GPIO(WP_L,                 PIN(C, 8),  GPIO_INPUT) /* EC_FLASH_WP_ODL */
-GPIO(BOOT0,                PIN(F, 11), GPIO_INPUT)
-GPIO(CCD_MODE_ODL,         PIN(A, 1),  GPIO_INPUT)
+/* TODO(WP_L): change to interrupt pin ? */
+GPIO(WP_L,                 PIN(I, 4), GPIO_INPUT | GPIO_SEL_1P8V) /* EC_FLASH_WP_ODL */
+GPIO(CCD_MODE_ODL,         PIN(C, 4), GPIO_INPUT)
 
 /* Other output pins */
-GPIO(EC_BATT_PRES_ODL,     PIN(A, 7),  GPIO_INPUT)
-GPIO(EC_BL_EN_OD,          PIN(A, 13), GPIO_ODR_HIGH)
-GPIO(EN_USBA_5V,           PIN(C, 14), GPIO_OUT_LOW)
-GPIO(EC_SENSOR_SPI_MISO,   PIN(C, 2),  GPIO_INPUT)
-GPIO(EC_SENSOR_SPI_MOSI,   PIN(C, 3),  GPIO_OUT_LOW)
-GPIO(EC_SENSOR_SPI_NSS,    PIN(B, 12), GPIO_OUT_HIGH)
-GPIO(EC_SENSOR_SPI_CK,     PIN(B, 10), GPIO_OUT_LOW)
-GPIO(ENTERING_RW,          PIN(C, 6),  GPIO_ODR_HIGH) /* EC_ENTERING_RW_ODL */
-GPIO(EC_INT_L,             PIN(C, 7),  GPIO_ODR_HIGH) /* EC_AP_INT_ODL */
-GPIO(EC_BOARD_ID_EN_L,     PIN(C, 15), GPIO_ODR_HIGH) /* EC_BOARD_ID_EN_ODL */
-GPIO(USB_C0_HPD_OD,        PIN(F, 1),  GPIO_ODR_LOW)
-GPIO(BOOTBLOCK_EN_L,       PIN(C, 1),  GPIO_ODR_HIGH)
-GPIO(USB_C0_DISCHARGE,     PIN(B, 6),  GPIO_OUT_LOW)
+GPIO(EC_BATT_PRES_ODL,     PIN(C, 0), GPIO_INPUT)
+GPIO(EC_BL_EN_OD,          PIN(B, 5), GPIO_ODR_HIGH | GPIO_SEL_1P8V)
+GPIO(EN_USBA_5V,           PIN(B, 7), GPIO_OUT_LOW)
+GPIO(ENTERING_RW,          PIN(C, 5), GPIO_ODR_HIGH)  /* EC_ENTERING_RW_ODL */
+GPIO(EC_INT_L,             PIN(E, 6), GPIO_ODR_HIGH | GPIO_SEL_1P8V)  /* EC_AP_INT_ODL */
+GPIO(EC_BOARD_ID_EN_L,     PIN(H, 5), GPIO_ODR_HIGH)  /* EC_BOARD_ID_EN_ODL */
+GPIO(USB_C0_HPD_OD,        PIN(J, 0), GPIO_ODR_LOW)
+GPIO(USB_C0_DISCHARGE,     PIN(H, 3), GPIO_OUT_LOW)
+GPIO(EN_USB_C0_CC1_VCONN,  PIN(H, 1), GPIO_OUT_LOW)
+GPIO(EN_USB_C0_CC2_VCONN,  PIN(H, 2), GPIO_OUT_LOW)
 
-IOEX(LED_BLUE,             EXPIN(0, 1, 4), GPIO_OUT_HIGH)      /* LED BLUE */
-IOEX(LED_GREEN,            EXPIN(0, 1, 3), GPIO_OUT_HIGH)      /* LED GREEN */
-IOEX(LED_ORANGE,           EXPIN(0, 1, 2), GPIO_OUT_HIGH)      /* LED ORANGE */
+/* LEDs */
+GPIO(LED_BLUE,             PIN(A, 2), GPIO_OUT_HIGH)
+GPIO(LED_GREEN,            PIN(A, 1), GPIO_OUT_HIGH)
+GPIO(LED_ORANGE,           PIN(A, 0), GPIO_OUT_HIGH)
+GPIO(EN_PP1800_S5_L,       PIN(D, 0), GPIO_OUT_LOW)
 
-#ifdef BOARD_JACUZZI
-GPIO(LID_ACCEL_INT_ODL, PIN(A, 14), GPIO_INPUT)
-/* Jacuzzi doesn't have EN_PP1800_S5_L. */
-UNIMPLEMENTED(EN_PP1800_S5_L)
-#else
-GPIO(EN_PP1800_S5_L,       PIN(A, 14), GPIO_OUT_LOW)
-#endif
+/* Unimplemented Pins  */
+GPIO(PG_PP5000_A_OD,       PIN(A, 6), GPIO_INPUT)
+GPIO(USB_A0_OC_ODL,        PIN(A, 7), GPIO_INPUT)
+GPIO(EC_PROCHOT_ODL,       PIN(C, 3), GPIO_INPUT)
+GPIO(PMIC_FORCE_RESET_ODL, PIN(C, 6), GPIO_INPUT)
+GPIO(USB_C0_PD_INT_ODL,    PIN(D, 1), GPIO_INPUT) /* no used on this board */
+GPIO(EN_PP5000A_USM,       PIN(D, 7), GPIO_INPUT)
+GPIO(EN_USBC_CHARGE_L,     PIN(F, 1), GPIO_INPUT)
+GPIO(EN_PP5000_USBC,       PIN(H, 4), GPIO_INPUT)
+GPIO(PP1800_H1_PG,         PIN(H, 6), GPIO_INPUT)
+
+/* NC pins, ensure they aren't in floating state. */
+GPIO(NC_GPA3,              PIN(A, 3), GPIO_INPUT | GPIO_PULL_DOWN)
+GPIO(NC_GPB2,              PIN(B, 2), GPIO_INPUT | GPIO_PULL_DOWN)
+GPIO(NC_GPD2,              PIN(D, 2), GPIO_INPUT | GPIO_PULL_DOWN)
+GPIO(NC_GPD4,              PIN(D, 4), GPIO_INPUT | GPIO_PULL_DOWN)
+GPIO(NC_GPE0,              PIN(E, 0), GPIO_INPUT | GPIO_PULL_DOWN)
+GPIO(NC_GPE3,              PIN(E, 3), GPIO_INPUT | GPIO_PULL_DOWN)
+GPIO(NC_GPE7,              PIN(E, 7), GPIO_INPUT | GPIO_PULL_DOWN)
 /*
- * TODO(b:138352732): On IT88801 expander, To be readded once IT8801 driver and
- * gpio expander framework has landed.
+ * ADC pins don't have internal pull-down capability,
+ * so we set them as output low.
  */
-UNIMPLEMENTED(EN_PP5000_USBC)
-UNIMPLEMENTED(PMIC_FORCE_RESET_ODL)
-UNIMPLEMENTED(EN_USBC_CHARGE_L)
-
-/* USART1: PA9/PA10 */
-ALTERNATE(PIN_MASK(A, 0x0600), 1, MODULE_UART,       0)
-/* I2C MASTER: PB8/9 */
-ALTERNATE(PIN_MASK(B, 0x0300), 1, MODULE_I2C,        GPIO_ODR_HIGH )
-/* I2C MASTER: PA11/12 */
-ALTERNATE(PIN_MASK(A, 0x1800), 5, MODULE_I2C,        GPIO_ODR_HIGH )
+GPIO(NC_GPI5,              PIN(I, 5), GPIO_OUT_LOW)
+GPIO(NC_GPI7,              PIN(I, 7), GPIO_OUT_LOW)
 
+GPIO(NC_GPJ4,              PIN(J, 4), GPIO_INPUT | GPIO_PULL_DOWN)
+GPIO(NC_GPJ5,              PIN(J, 5), GPIO_INPUT | GPIO_PULL_DOWN)
+/*
+ * GPG3,4,5,7 don't have internal pull-down capability,
+ * so we set them as output low.
+ */
+GPIO(NC_GPG0,              PIN(G, 0), GPIO_INPUT | GPIO_PULL_DOWN)
+/* Don't touch GPG1 and GPG2 */
+GPIO(NC_GPG3,              PIN(G, 3), GPIO_OUT_LOW)
+GPIO(EC_SPI_FLASH_MOSI,    PIN(G, 4), GPIO_OUT_LOW)
+GPIO(EC_SPI_FLASH_MISO,    PIN(G, 5), GPIO_OUT_LOW)
+GPIO(EC_SPI_FLASH_CLK,     PIN(G, 6), GPIO_INPUT | GPIO_PULL_UP)
+GPIO(EC_SPI_FLASH_CS_L,    PIN(G, 7), GPIO_OUT_LOW)
 
-/* SPI1 */
-/* SPI SLAVE: PB3/4/5 */
-ALTERNATE(PIN_MASK(B, 0x0038), 0, MODULE_SPI,        0)
-/* SPI SLAVE CS: PA15 */
-ALTERNATE(PIN_MASK(A, 0x8000), 0, MODULE_SPI,        0)
-
-/* SPI2 */
-/* Shared between slave for emmc and master for bmi160 */
-/* They're mutually exclusive with gpio_config_module. */
-/* EMMC SPI SLAVE: PB13/14/15 */
-ALTERNATE(PIN_MASK(B, 0xE000), 0, MODULE_SPI_FLASH,  0)
-/* SENSORS SPI MASTER: PB10, PB12, PC2, PC3 */
-ALTERNATE(PIN_MASK(B, 0x0400), 5, MODULE_SPI_MASTER, 0)
-ALTERNATE(PIN_MASK(C, 0x000C), 1, MODULE_SPI_MASTER, 0)
+/* Alternate functions GPIO definitions */
+/* I2C */
+ALTERNATE(PIN_MASK(B, 0x18), 1, MODULE_I2C, 0) /* I2C A */
+ALTERNATE(PIN_MASK(C, 0x06), 1, MODULE_I2C, GPIO_SEL_1P8V) /* I2C B */
+ALTERNATE(PIN_MASK(F, 0xC0), 1, MODULE_I2C, 0) /* I2C C */
+/* ADC */
+ALTERNATE(PIN_MASK(I, 0x4F), 0, MODULE_ADC, 0)  /* ADC 0,1,2,3,6 */
+/* UART */
+ALTERNATE(PIN_MASK(B, 0x03), 1, MODULE_UART, 0) /* EC to Servo */
+/* EMMC SPI SLAVE M2:CLK, M3:CMD, M6:DATA0 */
+ALTERNATE(PIN_MASK(M, 0x4C), 0, MODULE_SPI_FLASH,  0)
+/* SPI */
+ALTERNATE(PIN_MASK(M, 0x33), 0, MODULE_SPI, 0) /* SPI for communication */