diff options
Diffstat (limited to 'board/asurada/board.c')
| -rw-r--r-- | board/asurada/board.c | 124 |
1 files changed, 117 insertions, 7 deletions
diff --git a/board/asurada/board.c b/board/asurada/board.c index b6f5b63f8b..2c27fa3079 100644 --- a/board/asurada/board.c +++ b/board/asurada/board.c @@ -7,11 +7,13 @@ #include "adc.h" #include "adc_chip.h" #include "button.h" +#include "charge_manager.h" #include "charger.h" #include "chipset.h" #include "common.h" #include "console.h" #include "driver/charger/isl923x.h" +#include "driver/ppc/syv682x.h" #include "driver/tcpm/it83xx_pd.h" #include "extpower.h" #include "gpio.h" @@ -29,13 +31,12 @@ #include "uart.h" #include "usb_mux.h" #include "usb_pd_tcpm.h" +#include "usbc_ppc.h" #define CPRINTS(format, args...) cprints(CC_USBCHARGE, format, ## args) #define CPRINTF(format, args...) cprintf(CC_USBCHARGE, format, ## args) -#define CPRINTS(format, args...) cprints(CC_USBCHARGE, format, ## args) -#define CPRINTF(format, args...) cprintf(CC_USBCHARGE, format, ## args) - +static void ppc_interrupt(enum gpio_signal signal); static void x_ec_interrupt(enum gpio_signal signal); #include "gpio_list.h" @@ -86,6 +87,15 @@ static void board_init(void) } DECLARE_HOOK(HOOK_INIT, board_init, HOOK_PRIO_DEFAULT); +static void board_tcpc_init(void) +{ + gpio_enable_interrupt(GPIO_USB_C0_PPC_INT_ODL); + if (board_get_sub_board() == SUB_BOARD_TYPEC) + gpio_enable_interrupt(GPIO_USB_C1_PPC_INT_ODL); +} +/* Must be done after I2C and subboard */ +DECLARE_HOOK(HOOK_INIT, board_tcpc_init, HOOK_PRIO_INIT_I2C + 1); + /* ADC channels. Must be in the exactly same order as in enum adc_channel. */ const struct adc_t adc_channels[] = { /* Convert to mV (3000mV/1024). */ @@ -139,9 +149,60 @@ const struct i2c_port_t i2c_ports[] = { }; const unsigned int i2c_ports_used = ARRAY_SIZE(i2c_ports); +/* PPC */ +struct ppc_config_t ppc_chips[CONFIG_USB_PD_PORT_MAX_COUNT] = { + { + .i2c_port = I2C_PORT_PPC0, + .i2c_addr_flags = SYV682X_ADDR0_FLAGS, + .drv = &syv682x_drv + }, + { + .i2c_port = I2C_PORT_PPC1, + .i2c_addr_flags = SYV682X_ADDR0_FLAGS, + .drv = &syv682x_drv + }, +}; +unsigned int ppc_cnt = ARRAY_SIZE(ppc_chips); + +static void ppc_interrupt(enum gpio_signal signal) +{ + if (signal == GPIO_USB_C0_PPC_INT_ODL) + /* C0: PPC interrupt */ + syv682x_interrupt(0); +} + +static void hdmi_hpd_interrupt(enum gpio_signal signal) +{ + /* TODO: implement HDMI HPD */ +} + +/* HDMI/TYPE-C function shared subboard interrupt */ static void x_ec_interrupt(enum gpio_signal signal) { - /* TODO: implement this */ + int sub = board_get_sub_board(); + + if (sub == SUB_BOARD_TYPEC) + /* C1: PPC interrupt */ + syv682x_interrupt(1); + else if (sub == SUB_BOARD_HDMI) + hdmi_hpd_interrupt(signal); + else + CPRINTS("Undetected subboard interrupt."); +} + +int ppc_get_alert_status(int port) +{ + if (port == 0) + return gpio_get_level(GPIO_USB_C0_PPC_INT_ODL) == 0; + if (port == 1 && board_get_sub_board() == SUB_BOARD_TYPEC) + return gpio_get_level(GPIO_USB_C1_PPC_INT_ODL) == 0; + + return 0; +} + +void board_overcurrent_event(int port, int is_overcurrented) +{ + /* TODO: check correct operation for Asurada */ } /* TCPC */ @@ -188,11 +249,58 @@ int board_get_version(void) return 0; } -int board_set_active_charge_port(int charge_port) +int board_set_active_charge_port(int port) { - CPRINTS("New chg p%d", charge_port); + int i; + int is_valid_port = port == 0 || (port == 1 && board_get_sub_board() == + SUB_BOARD_TYPEC); + + if (!is_valid_port && port != CHARGE_PORT_NONE) + return EC_ERROR_INVAL; + + if (port == CHARGE_PORT_NONE) { + CPRINTS("Disabling all charger ports"); + + /* Disable all ports. */ + for (i = 0; i < ppc_cnt; i++) { + /* + * Do not return early if one fails otherwise we can + * get into a boot loop assertion failure. + */ + if (ppc_vbus_sink_enable(i, 0)) + CPRINTS("Disabling C%d as sink failed.", i); + } + + return EC_SUCCESS; + } - return 0; + /* Check if the port is sourcing VBUS. */ + if (ppc_is_sourcing_vbus(port)) { + CPRINTF("Skip enable C%d", port); + return EC_ERROR_INVAL; + } + + CPRINTS("New charge port: C%d", port); + + /* + * Turn off the other ports' sink path FETs, before enabling the + * requested charge port. + */ + for (i = 0; i < ppc_cnt; i++) { + if (i == port) + continue; + + if (ppc_vbus_sink_enable(i, 0)) + CPRINTS("C%d: sink path disable failed.", i); + } + + /* Enable requested charge port. */ + if (ppc_vbus_sink_enable(port, 1)) { + CPRINTS("C%d: sink path enable failed.", port); + return EC_ERROR_UNKNOWN; + } + + return EC_SUCCESS; } void board_set_charge_limit(int port, int supplier, int charge_ma, @@ -216,6 +324,8 @@ static enum board_sub_board board_get_sub_board(void) /* HDMI board has external pull high. */ if (gpio_get_level(GPIO_EC_X_GPIO3)) { sub = SUB_BOARD_HDMI; + /* Only has 1 PPC with HDMI subboard */ + ppc_cnt = 1; } else { sub = SUB_BOARD_TYPEC; /* EC_X_GPIO1 */ |