diff options
Diffstat (limited to 'board/lingcod/board.c')
-rw-r--r-- | board/lingcod/board.c | 125 |
1 files changed, 124 insertions, 1 deletions
diff --git a/board/lingcod/board.c b/board/lingcod/board.c index 5841ea0385..ac199a4836 100644 --- a/board/lingcod/board.c +++ b/board/lingcod/board.c @@ -4,14 +4,17 @@ */ /* Malefor board-specific configuration */ - +#include "bb_retimer.h" #include "button.h" #include "cbi_ec_fw_config.h" #include "common.h" #include "driver/accel_lis2dh.h" #include "driver/accelgyro_lsm6dsm.h" +#include "driver/bc12/pi3usb9201.h" #include "driver/ppc/sn5s330.h" #include "driver/ppc/syv682x.h" +#include "driver/tcpm/tcpci.h" +#include "driver/tcpm/tusb422.h" #include "driver/sync.h" #include "extpower.h" #include "fan.h" @@ -29,6 +32,9 @@ #include "task.h" #include "tablet_mode.h" #include "uart.h" +#include "usb_mux.h" +#include "usb_pd.h" +#include "usb_pd_tcpm.h" #include "usbc_ppc.h" #include "util.h" @@ -351,3 +357,120 @@ void ppc_interrupt(enum gpio_signal signal) } } +/******************************************************************************/ +/* BC1.2 charger detect configuration */ +const struct pi3usb9201_config_t pi3usb9201_bc12_chips[] = { + [USBC_PORT_C0] = { + .i2c_port = I2C_PORT_USB_C0, + .i2c_addr_flags = PI3USB9201_I2C_ADDR_3_FLAGS, + }, + [USBC_PORT_C1] = { + .i2c_port = I2C_PORT_USB_C1, + .i2c_addr_flags = PI3USB9201_I2C_ADDR_3_FLAGS, + }, +}; +BUILD_ASSERT(ARRAY_SIZE(pi3usb9201_bc12_chips) == USBC_PORT_COUNT); + +/******************************************************************************/ +/* USBC TCPC configuration */ +struct tcpc_config_t tcpc_config[] = { + [USBC_PORT_C0] = { + .bus_type = EC_BUS_TYPE_I2C, + .i2c_info = { + .port = I2C_PORT_USB_C0, + .addr_flags = TUSB422_I2C_ADDR_FLAGS, + }, + .drv = &tusb422_tcpm_drv, + .usb23 = USBC_PORT_0_USB2_NUM | (USBC_PORT_0_USB3_NUM << 4), + }, + [USBC_PORT_C1] = { + .bus_type = EC_BUS_TYPE_I2C, + .i2c_info = { + .port = I2C_PORT_USB_C1, + .addr_flags = TUSB422_I2C_ADDR_FLAGS, + }, + .drv = &tusb422_tcpm_drv, + .usb23 = USBC_PORT_1_USB2_NUM | (USBC_PORT_1_USB3_NUM << 4), + }, +}; +BUILD_ASSERT(ARRAY_SIZE(tcpc_config) == USBC_PORT_COUNT); +BUILD_ASSERT(CONFIG_USB_PD_PORT_MAX_COUNT == USBC_PORT_COUNT); + +/******************************************************************************/ +/* USBC mux configuration - Tiger Lake includes internal mux */ +struct usb_mux usbc1_usb4_db_retimer = { + .usb_port = USBC_PORT_C1, + .driver = &bb_usb_retimer, + .i2c_port = I2C_PORT_USB_1_MIX, + .i2c_addr_flags = USBC_PORT_C1_BB_RETIMER_I2C_ADDR, +}; +struct usb_mux usb_muxes[] = { + [USBC_PORT_C0] = { + .usb_port = USBC_PORT_C0, + .driver = &virtual_usb_mux_driver, + .hpd_update = &virtual_hpd_update, + }, + [USBC_PORT_C1] = { + .usb_port = USBC_PORT_C1, + .driver = &virtual_usb_mux_driver, + .hpd_update = &virtual_hpd_update, + .next_mux = &usbc1_usb4_db_retimer, + }, +}; +BUILD_ASSERT(ARRAY_SIZE(usb_muxes) == USBC_PORT_COUNT); + +struct bb_usb_control bb_controls[] = { + [USBC_PORT_C0] = { + /* USB-C port 0 doesn't have a retimer */ + }, + [USBC_PORT_C1] = { + .usb_ls_en_gpio = GPIO_USB_C1_LS_EN, + .retimer_rst_gpio = GPIO_USB_C1_RT_RST_ODL, + }, +}; +BUILD_ASSERT(ARRAY_SIZE(bb_controls) == USBC_PORT_COUNT); + +static void board_tcpc_init(void) +{ + /* Don't reset TCPCs after initial reset */ + if (!system_jumped_late()) + board_reset_pd_mcu(); + + /* Enable PPC interrupts. */ + gpio_enable_interrupt(GPIO_USB_C0_PPC_INT_ODL); + gpio_enable_interrupt(GPIO_USB_C1_PPC_INT_ODL); + + /* Enable TCPC interrupts. */ + gpio_enable_interrupt(GPIO_USB_C0_TCPC_INT_ODL); + gpio_enable_interrupt(GPIO_USB_C1_TCPC_INT_ODL); + + /* Enable BC1.2 interrupts. */ + gpio_enable_interrupt(GPIO_USB_C0_BC12_INT_ODL); + gpio_enable_interrupt(GPIO_USB_C1_BC12_INT_ODL); +} +DECLARE_HOOK(HOOK_INIT, board_tcpc_init, HOOK_PRIO_INIT_CHIPSET); + +/******************************************************************************/ +/* TCPC support routines */ +uint16_t tcpc_get_alert_status(void) +{ + uint16_t status = 0; + + /* + * Check which port has the ALERT line set + */ + if (!gpio_get_level(GPIO_USB_C0_TCPC_INT_ODL)) + status |= PD_STATUS_TCPC_ALERT_0; + if (!gpio_get_level(GPIO_USB_C1_TCPC_INT_ODL)) + status |= PD_STATUS_TCPC_ALERT_1; + + return status; +} + +int ppc_get_alert_status(int port) +{ + if (port == USBC_PORT_C0) + return gpio_get_level(GPIO_USB_C0_PPC_INT_ODL) == 0; + else + return gpio_get_level(GPIO_USB_C1_PPC_INT_ODL) == 0; +} |