diff options
Diffstat (limited to 'baseboard/octopus/variant_usbc_ec_tcpcs.c')
| -rw-r--r-- | baseboard/octopus/variant_usbc_ec_tcpcs.c | 159 |
1 files changed, 0 insertions, 159 deletions
diff --git a/baseboard/octopus/variant_usbc_ec_tcpcs.c b/baseboard/octopus/variant_usbc_ec_tcpcs.c deleted file mode 100644 index 2e3248410f..0000000000 --- a/baseboard/octopus/variant_usbc_ec_tcpcs.c +++ /dev/null @@ -1,159 +0,0 @@ -/* Copyright 2018 The Chromium OS Authors. All rights reserved. - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - */ - -/* Common code for VARIANT_OCTOPUS_USBC_EC_TCPCS configuration */ - -#include "charge_state.h" -#include "common.h" -#include "console.h" -#include "driver/ppc/sn5s330.h" -#include "driver/tcpm/it83xx_pd.h" -#include "driver/usb_mux/it5205.h" -#include "driver/tcpm/ps8xxx.h" -#include "driver/tcpm/tcpci.h" -#include "driver/tcpm/tcpm.h" -#include "gpio.h" -#include "hooks.h" -#include "system.h" -#include "tcpm/tcpci.h" -#include "usb_mux.h" -#include "usbc_ppc.h" -#include "util.h" - -#define USB_PD_PORT_ITE_0 0 -#define USB_PD_PORT_ITE_1 1 - -/******************************************************************************/ -/* USB-C TPCP Configuration */ -const struct tcpc_config_t tcpc_config[CONFIG_USB_PD_PORT_MAX_COUNT] = { - [USB_PD_PORT_ITE_0] = { - .bus_type = EC_BUS_TYPE_EMBEDDED, - /* TCPC is embedded within EC so no i2c config needed */ - .drv = &it83xx_tcpm_drv, - /* Alert is active-low, push-pull */ - .flags = 0, - }, - [USB_PD_PORT_ITE_1] = { - .bus_type = EC_BUS_TYPE_EMBEDDED, - /* TCPC is embedded within EC so no i2c config needed */ - .drv = &it83xx_tcpm_drv, - /* Alert is active-low, push-pull */ - .flags = 0, - }, -}; - -/******************************************************************************/ -/* USB-C MUX Configuration */ - -/* TODO(crbug.com/826441): Consolidate this logic with other impls */ -static void board_it83xx_hpd_status(const struct usb_mux *me, - mux_state_t mux_state) -{ - int hpd_lvl = (mux_state & USB_PD_MUX_HPD_LVL) ? 1 : 0; - int hpd_irq = (mux_state & USB_PD_MUX_HPD_IRQ) ? 1 : 0; - enum gpio_signal gpio = me->usb_port ? - GPIO_USB_C1_HPD_1V8_ODL : GPIO_USB_C0_HPD_1V8_ODL; - - /* Invert HPD level since GPIOs are active low. */ - hpd_lvl = !hpd_lvl; - - gpio_set_level(gpio, hpd_lvl); - if (hpd_irq) { - gpio_set_level(gpio, 1); - msleep(1); - gpio_set_level(gpio, hpd_lvl); - } -} - -/* This configuration might be override by each boards */ -struct usb_mux usb_muxes[CONFIG_USB_PD_PORT_MAX_COUNT] = { - [USB_PD_PORT_ITE_0] = { - .usb_port = USB_PD_PORT_ITE_0, - .i2c_port = I2C_PORT_USB_MUX, - .i2c_addr_flags = IT5205_I2C_ADDR1_FLAGS, - .driver = &it5205_usb_mux_driver, - .hpd_update = &board_it83xx_hpd_status, - }, - [USB_PD_PORT_ITE_1] = { - .usb_port = USB_PD_PORT_ITE_1, - /* Use PS8751 as mux only */ - .i2c_port = I2C_PORT_USBC1, - .i2c_addr_flags = PS8751_I2C_ADDR1_FLAGS, - .flags = USB_MUX_FLAG_NOT_TCPC, - .driver = &ps8xxx_usb_mux_driver, - .hpd_update = &ps8xxx_tcpc_update_hpd_status, - } -}; - -/******************************************************************************/ -/* USB-C PPC Configuration */ -struct ppc_config_t ppc_chips[CONFIG_USB_PD_PORT_MAX_COUNT] = { - [USB_PD_PORT_ITE_0] = { - .i2c_port = I2C_PORT_USBC0, - .i2c_addr_flags = SN5S330_ADDR0_FLAGS, - .drv = &sn5s330_drv - }, - [USB_PD_PORT_ITE_1] = { - .i2c_port = I2C_PORT_USBC1, - .i2c_addr_flags = SN5S330_ADDR0_FLAGS, - .drv = &sn5s330_drv - }, -}; -unsigned int ppc_cnt = ARRAY_SIZE(ppc_chips); - -/******************************************************************************/ -/* Power Delivery and charing functions */ - -void variant_tcpc_init(void) -{ - /* Enable PPC interrupts. */ - gpio_enable_interrupt(GPIO_USB_C0_PD_INT_ODL); - gpio_enable_interrupt(GPIO_USB_C1_PD_INT_ODL); -} -/* Called after the baseboard_tcpc_init (via +3) */ -DECLARE_HOOK(HOOK_INIT, variant_tcpc_init, HOOK_PRIO_INIT_I2C + 3); - -uint16_t tcpc_get_alert_status(void) -{ - /* - * Since C0/C1 TCPC are embedded within EC, we don't need the PDCMD - * tasks.The (embedded) TCPC status since chip driver code will - * handles its own interrupts and forward the correct events to - * the PD_C0 task. See it83xx/intc.c - */ - return 0; -} - -/** - * Reset all system PD/TCPC MCUs -- currently called from both - * handle_pending_reboot() in common/system.c and baseboard_tcpc_init() in the - * octopus/baseboard.c - */ -void board_reset_pd_mcu(void) -{ - /* - * C0 & C1: The internal TCPC on ITE EC does not have a reset signal, - * but it will get reset when the EC gets reset. We will, however, - * reset the USB muxes here. - */ - gpio_set_level(GPIO_USB_C0_PD_RST_ODL, 0); - gpio_set_level(GPIO_USB_C1_PD_RST_ODL, 0); - - msleep(PS8XXX_RESET_DELAY_MS); - - gpio_set_level(GPIO_USB_C0_PD_RST_ODL, 1); - gpio_set_level(GPIO_USB_C1_PD_RST_ODL, 1); -} - -void board_pd_vconn_ctrl(int port, enum usbpd_cc_pin cc_pin, int enabled) -{ - /* - * We ignore the cc_pin because the polarity should already be set - * correctly in the PPC driver via the pd state machine. - */ - if (ppc_set_vconn(port, enabled) != EC_SUCCESS) - cprints(CC_USBPD, "C%d: Failed %sabling vconn", - port, enabled ? "en" : "dis"); -} |