diff options
-rw-r--r-- | board/homestar/board.c | 40 | ||||
-rw-r--r-- | board/homestar/board.h | 4 | ||||
-rw-r--r-- | board/homestar/gpio.inc | 12 |
3 files changed, 45 insertions, 11 deletions
diff --git a/board/homestar/board.c b/board/homestar/board.c index 1afb735bbc..8e1977b49a 100644 --- a/board/homestar/board.c +++ b/board/homestar/board.c @@ -13,6 +13,7 @@ #include "extpower.h" #include "driver/accel_bma2x2.h" #include "driver/accelgyro_bmi_common.h" +#include "driver/ln9310.h" #include "driver/ppc/sn5s330.h" #include "driver/tcpm/ps8xxx.h" #include "driver/tcpm/tcpci.h" @@ -47,6 +48,7 @@ static void usb0_evt(enum gpio_signal signal); static void usb1_evt(enum gpio_signal signal); static void ppc_interrupt(enum gpio_signal signal); static void board_connect_c0_sbu(enum gpio_signal s); +static void switchcap_interrupt(enum gpio_signal signal); #include "gpio_list.h" @@ -108,6 +110,11 @@ static void board_connect_c0_sbu(enum gpio_signal s) hook_call_deferred(&board_connect_c0_sbu_deferred_data, 0); } +static void switchcap_interrupt(enum gpio_signal signal) +{ + ln9310_interrupt(signal); +} + /* I2C port map */ const struct i2c_port_t i2c_ports[] = { {"power", I2C_PORT_POWER, 100, GPIO_EC_I2C_POWER_SCL, @@ -175,6 +182,12 @@ const struct pwm_t pwm_channels[] = { }; BUILD_ASSERT(ARRAY_SIZE(pwm_channels) == PWM_CH_COUNT); +/* LN9310 switchcap */ +const struct ln9310_config_t ln9310_config = { + .i2c_port = I2C_PORT_POWER, + .i2c_addr_flags = LN9310_I2C_ADDR_0_FLAGS, +}; + /* Power Path Controller */ struct ppc_config_t ppc_chips[] = { { @@ -300,6 +313,25 @@ struct motion_sensor_t motion_sensors[] = { }; const unsigned int motion_sensor_count = ARRAY_SIZE(motion_sensors); +enum battery_cell_type board_get_battery_cell_type(void) +{ + return BATTERY_CELL_TYPE_2S; +} + +static void board_switchcap_init(void) +{ + CPRINTS("Use switchcap: LN9310"); + + /* Configure and enable interrupt for LN9310 */ + gpio_set_flags(GPIO_SWITCHCAP_PG_INT_L, GPIO_INT_FALLING); + gpio_enable_interrupt(GPIO_SWITCHCAP_PG_INT_L); + + /* Only configure the switchcap if not sysjump */ + if (!system_jumped_late()) { + ln9310_init(); + } +} + /* Initialize board. */ static void board_init(void) { @@ -317,6 +349,8 @@ static void board_init(void) /* Set the backlight duty cycle to 0. AP will override it later. */ pwm_set_duty(PWM_CH_DISPLIGHT, 0); + + board_switchcap_init(); } DECLARE_HOOK(HOOK_INIT, board_init, HOOK_PRIO_DEFAULT); @@ -404,17 +438,17 @@ DECLARE_HOOK(HOOK_CHIPSET_RESUME, board_chipset_resume, HOOK_PRIO_DEFAULT); void board_set_switchcap_power(int enable) { - gpio_set_level(GPIO_SWITCHCAP_ON, enable); + gpio_set_level(GPIO_SWITCHCAP_ON_L, !enable); } int board_is_switchcap_enabled(void) { - return gpio_get_level(GPIO_SWITCHCAP_ON); + return !gpio_get_level(GPIO_SWITCHCAP_ON_L); } int board_is_switchcap_power_good(void) { - return gpio_get_level(GPIO_DA9313_GPIO0); + return ln9310_power_good(); } void board_reset_pd_mcu(void) diff --git a/board/homestar/board.h b/board/homestar/board.h index c5d2e4aaf3..0e715b9078 100644 --- a/board/homestar/board.h +++ b/board/homestar/board.h @@ -32,6 +32,9 @@ /* Internal SPI flash on NPCX7 */ #define CONFIG_FLASH_SIZE_BYTES (512 * 1024) /* 512KB internal spi flash */ +/* Switchcap */ +#define CONFIG_LN9310 + /* Battery */ #define CONFIG_BATTERY_DEVICE_CHEMISTRY "LION" #define CONFIG_BATTERY_REVIVE_DISCONNECT @@ -66,6 +69,7 @@ #define GPIO_PMIC_RESIN_L GPIO_PM845_RESIN_L /* TODO(Dolan): check which pin was used for tablet mode detect */ #define GMR_TABLET_MODE_GPIO_L GPIO_LID_OPEN_EC +#define GPIO_SWITCHCAP_PG_INT_L GPIO_LN9310_INT #ifndef __ASSEMBLER__ diff --git a/board/homestar/gpio.inc b/board/homestar/gpio.inc index 23461fc432..165968d48c 100644 --- a/board/homestar/gpio.inc +++ b/board/homestar/gpio.inc @@ -44,6 +44,9 @@ GPIO_INT(BASE_DET_L, PIN(3, 7), GPIO_INT_BOTH, base_detect_interrupt) /* /* Sensor interrupts */ GPIO_INT(ACCEL_GYRO_INT_L, PIN(A, 0), GPIO_INT_FALLING, bmi160_interrupt) /* Accelerometer/gyro interrupt */ +/* Switchcap, for LN9310, it is the interrupt line of LN9310. */ +GPIO_INT(LN9310_INT, PIN(E, 2), GPIO_INT_FALLING, switchcap_interrupt) + /* * EC_RST_ODL acts as a wake source from hibernate mode. However, it does not * need to be an interrupt for normal EC operations. Simply set it an INPUT. @@ -60,7 +63,7 @@ GPIO(QSIP_ON, PIN(5, 0), GPIO_OUT_LOW) /* Not used, for non-swit /* Power enables */ GPIO(HIBERNATE_L, PIN(5, 2), GPIO_OUT_HIGH) /* EC hibernate */ -GPIO(SWITCHCAP_ON, PIN(D, 5), GPIO_OUT_LOW) /* Enable switch cap; will be configured in the board init */ +GPIO(SWITCHCAP_ON_L, PIN(D, 5), GPIO_ODR_HIGH) /* Enable switch cap */ GPIO(EN_PP3300_A, PIN(A, 6), GPIO_OUT_LOW) /* Enable PP3300 */ GPIO(EN_PP5000_A, PIN(6, 7), GPIO_OUT_LOW) /* Enable PP5000 */ GPIO(EC_BL_DISABLE_L, PIN(B, 6), GPIO_OUT_LOW) /* Backlight disable signal from EC */ @@ -121,13 +124,6 @@ GPIO(SKU_ID0, PIN(F, 0), GPIO_INPUT) GPIO(SKU_ID1, PIN(4, 1), GPIO_INPUT) GPIO(SKU_ID2, PIN(D, 4), GPIO_INPUT) -/* Switchcap */ -/* - * GPIO0 is configured as PVC_PG. When the chip in power down mode, it outputs - * high-Z. Set pull-down to avoid floating. - */ -GPIO(DA9313_GPIO0, PIN(E, 2), GPIO_INPUT | GPIO_PULL_DOWN) /* Switchcap GPIO0 */ - /* Special straps */ GPIO(ARM_X86, PIN(6, 6), GPIO_OUT_LOW) /* NC, low for power saving */ |