diff options
Diffstat (limited to 'zephyr/program/corsola/src/kingler/usbc_config.c')
| -rw-r--r-- | zephyr/program/corsola/src/kingler/usbc_config.c | 317 |
1 files changed, 0 insertions, 317 deletions
diff --git a/zephyr/program/corsola/src/kingler/usbc_config.c b/zephyr/program/corsola/src/kingler/usbc_config.c deleted file mode 100644 index 2e05d3720e..0000000000 --- a/zephyr/program/corsola/src/kingler/usbc_config.c +++ /dev/null @@ -1,317 +0,0 @@ -/* Copyright 2022 The ChromiumOS Authors - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - */ - -/* Kingler board-specific USB-C configuration */ - -/* TODO(b/220196310): Create GPIO driver for RT17181S TCPC */ -#ifdef __REQUIRE_ZEPHYR_GPIOS__ -#undef __REQUIRE_ZEPHYR_GPIOS__ -#endif - -#include "baseboard_usbc_config.h" -#include "charger.h" -#include "console.h" -#include "driver/bc12/pi3usb9201_public.h" -#include "driver/charger/isl923x_public.h" -#include "driver/ppc/nx20p348x.h" -#include "driver/ppc/rt1718s.h" -#include "driver/tcpm/anx7447.h" -#include "driver/tcpm/rt1718s.h" -#include "driver/usb_mux/ps8743.h" -#include "gpio.h" -#include "gpio/gpio_int.h" -#include "hooks.h" -#include "timer.h" -#include "usb_charge.h" -#include "usb_mux.h" -#include "usb_pd_tcpm.h" -#include "usbc_ppc.h" -#include "variant_db_detection.h" - -#define CPRINTS(format, args...) cprints(CC_USBPD, format, ##args) -#define CPRINTF(format, args...) cprintf(CC_USBPD, format, ##args) - -/* USB Mux */ - -/* USB Mux C1 : board_init of PS8743 */ -int ps8743_mux_1_board_init(const struct usb_mux *me) -{ - ps8743_tune_usb_eq(me, PS8743_USB_EQ_TX_3_6_DB, - PS8743_USB_EQ_RX_16_0_DB); - - return EC_SUCCESS; -} - -void board_usb_mux_init(void) -{ - if (corsola_get_db_type() == CORSOLA_DB_TYPEC) { - /* Disable DCI function. This is not needed for ARM. */ - ps8743_field_update(usb_muxes[1].mux, PS8743_REG_DCI_CONFIG_2, - PS8743_AUTO_DCI_MODE_MASK, - PS8743_AUTO_DCI_MODE_FORCE_USB); - } -} -DECLARE_HOOK(HOOK_INIT, board_usb_mux_init, HOOK_PRIO_INIT_I2C + 1); - -void board_tcpc_init(void) -{ - /* Only reset TCPC if not sysjump */ - if (!system_jumped_late()) { - /* TODO(crosbug.com/p/61098): How long do we need to wait? */ - board_reset_pd_mcu(); - } - - /* Enable TCPC interrupts */ - gpio_enable_dt_interrupt(GPIO_INT_FROM_NODELABEL(int_usb_c0_tcpc)); - if (corsola_get_db_type() == CORSOLA_DB_TYPEC) { - gpio_enable_dt_interrupt( - GPIO_INT_FROM_NODELABEL(int_usb_c1_tcpc)); - } - - /* Enable BC1.2 interrupts. */ - gpio_enable_dt_interrupt(GPIO_INT_FROM_NODELABEL(int_usb_c0_bc12)); - - /* - * Initialize HPD to low; after sysjump SOC needs to see - * HPD pulse to enable video path - */ - for (int port = 0; port < CONFIG_USB_PD_PORT_MAX_COUNT; ++port) { - usb_mux_hpd_update(port, USB_PD_MUX_HPD_LVL_DEASSERTED | - USB_PD_MUX_HPD_IRQ_DEASSERTED); - } -} -DECLARE_HOOK(HOOK_INIT, board_tcpc_init, HOOK_PRIO_POST_I2C); - -__override int board_rt1718s_init(int port) -{ - static bool gpio_initialized; - - if (!system_jumped_late() && !gpio_initialized) { - /* set GPIO 1~3 as push pull, as output, output low. */ - rt1718s_gpio_set_flags(port, RT1718S_GPIO1, GPIO_OUT_LOW); - rt1718s_gpio_set_flags(port, RT1718S_GPIO2, GPIO_OUT_LOW); - rt1718s_gpio_set_flags(port, RT1718S_GPIO3, GPIO_OUT_LOW); - gpio_initialized = true; - } - - /* gpio1 low, gpio2 output high when receiving frs signal */ - RETURN_ERROR(rt1718s_update_bits8(port, RT1718S_GPIO1_VBUS_CTRL, - RT1718S_GPIO1_VBUS_CTRL_FRS_RX_VBUS, - 0)); - RETURN_ERROR(rt1718s_update_bits8(port, RT1718S_GPIO2_VBUS_CTRL, - RT1718S_GPIO2_VBUS_CTRL_FRS_RX_VBUS, - 0xFF)); - - /* Trigger GPIO 1/2 change when FRS signal received */ - RETURN_ERROR(rt1718s_update_bits8( - port, RT1718S_FRS_CTRL3, - RT1718S_FRS_CTRL3_FRS_RX_WAIT_GPIO2 | - RT1718S_FRS_CTRL3_FRS_RX_WAIT_GPIO1, - RT1718S_FRS_CTRL3_FRS_RX_WAIT_GPIO2 | - RT1718S_FRS_CTRL3_FRS_RX_WAIT_GPIO1)); - /* Set FRS signal detect time to 46.875us */ - RETURN_ERROR(rt1718s_update_bits8(port, RT1718S_FRS_CTRL1, - RT1718S_FRS_CTRL1_FRSWAPRX_MASK, - 0xFF)); - - /* Disable BC1.2 SRC mode */ - RETURN_ERROR(rt1718s_update_bits8(port, RT1718S_RT2_BC12_SRC_FUNC, - RT1718S_RT2_BC12_SRC_FUNC_BC12_SRC_EN, - 0)); - - return EC_SUCCESS; -} - -__override int board_rt1718s_set_frs_enable(int port, int enable) -{ - if (port == USBC_PORT_C1) - /* - * Use set_flags (implemented by a single i2c write) instead - * of set_level (= i2c_update) to save one read operation in - * FRS path. - */ - rt1718s_gpio_set_flags(port, GPIO_EN_USB_C1_FRS, - enable ? GPIO_OUT_HIGH : GPIO_OUT_LOW); - return EC_SUCCESS; -} - -void board_reset_pd_mcu(void) -{ - CPRINTS("Resetting TCPCs..."); - /* reset C0 ANX3447 */ - /* Assert reset */ - gpio_pin_set_dt(GPIO_DT_FROM_NODELABEL(gpio_usb_c0_tcpc_rst), 1); - msleep(1); - gpio_pin_set_dt(GPIO_DT_FROM_NODELABEL(gpio_usb_c0_tcpc_rst), 0); - /* After TEST_R release, anx7447/3447 needs 2ms to finish eFuse - * loading. - */ - msleep(2); - - /* reset C1 RT1718s */ - rt1718s_sw_reset(USBC_PORT_C1); -} - -/* Used by Vbus discharge common code with CONFIG_USB_PD_DISCHARGE */ -int board_vbus_source_enabled(int port) -{ - return ppc_is_sourcing_vbus(port); -} - -__override int board_rt1718s_set_snk_enable(int port, int enable) -{ - if (port == USBC_PORT_C1) { - rt1718s_gpio_set_level(port, GPIO_EN_USB_C1_SINK, enable); - } - - return EC_SUCCESS; -} - -int board_set_active_charge_port(int port) -{ - int i; - bool is_valid_port = - (port >= 0 && port < board_get_adjusted_usb_pd_port_count()); - /* adjust the actual port count when not the type-c db connected. */ - - 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 < board_get_adjusted_usb_pd_port_count(); 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; - } - - /* Check if the port is sourcing VBUS. */ - if (ppc_is_sourcing_vbus(port)) { - CPRINTS("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 < board_get_adjusted_usb_pd_port_count(); 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; -} - -uint16_t tcpc_get_alert_status(void) -{ - uint16_t status = 0; - - if (!gpio_pin_get_dt( - GPIO_DT_FROM_NODELABEL(gpio_usb_c0_tcpc_int_odl))) { - if (!gpio_pin_get_dt( - GPIO_DT_FROM_NODELABEL(gpio_usb_c0_tcpc_rst))) { - status |= PD_STATUS_TCPC_ALERT_0; - } - } - - if (!gpio_pin_get_dt( - GPIO_DT_FROM_NODELABEL(gpio_usb_c1_tcpc_int_odl))) { - return status |= PD_STATUS_TCPC_ALERT_1; - } - return status; -} - -void tcpc_alert_event(enum gpio_signal signal) -{ - int port; - - switch (signal) { - case GPIO_SIGNAL(DT_NODELABEL(gpio_usb_c0_tcpc_int_odl)): - port = 0; - break; - case GPIO_SIGNAL(DT_NODELABEL(gpio_usb_c1_tcpc_int_odl)): - port = 1; - break; - default: - return; - } - - schedule_deferred_pd_interrupt(port); -} - -void ppc_interrupt(enum gpio_signal signal) -{ - switch (signal) { - case GPIO_SIGNAL(DT_NODELABEL(gpio_usb_c0_ppc_int_odl)): - ppc_chips[0].drv->interrupt(0); - break; - case GPIO_SIGNAL(DT_ALIAS(gpio_usb_c1_ppc_int_odl)): - ppc_chips[1].drv->interrupt(1); - break; - default: - break; - } -} - -void bc12_interrupt(enum gpio_signal signal) -{ - usb_charger_task_set_event(0, USB_CHG_EVENT_BC12); -} - -__override int board_get_vbus_voltage(int port) -{ - int voltage = 0; - int rv; - - switch (port) { - case USBC_PORT_C0: - rv = tcpc_config[USBC_PORT_C0].drv->get_vbus_voltage(port, - &voltage); - if (rv) - return 0; - break; - case USBC_PORT_C1: - rt1718s_get_adc(port, RT1718S_ADC_VBUS1, &voltage); - break; - default: - return 0; - } - return voltage; -} - -__override int board_nx20p348x_init(int port) -{ - int rv; - - rv = i2c_update8(ppc_chips[port].i2c_port, - ppc_chips[port].i2c_addr_flags, - NX20P348X_DEVICE_CONTROL_REG, NX20P348X_CTRL_LDO_SD, - MASK_SET); - return rv; -} |