diff options
Diffstat (limited to 'baseboard/octopus/variant_usbc_standalone_tcpcs.c')
| -rw-r--r-- | baseboard/octopus/variant_usbc_standalone_tcpcs.c | 216 |
1 files changed, 0 insertions, 216 deletions
diff --git a/baseboard/octopus/variant_usbc_standalone_tcpcs.c b/baseboard/octopus/variant_usbc_standalone_tcpcs.c deleted file mode 100644 index fb5d466e65..0000000000 --- a/baseboard/octopus/variant_usbc_standalone_tcpcs.c +++ /dev/null @@ -1,216 +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_STANDALONE_TCPCS configuration */ - -#include "charge_state.h" -#include "common.h" -#include "console.h" -#include "driver/ppc/nx20p348x.h" -#include "driver/tcpm/anx7447.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 CPRINTF(format, args...) cprintf(CC_USBCHARGE, format, ## args) -#define CPRINTS(format, args...) cprints(CC_USBCHARGE, format, ## args) - -/******************************************************************************/ -/* USB-C TPCP Configuration */ -const struct tcpc_config_t tcpc_config[CONFIG_USB_PD_PORT_MAX_COUNT] = { - [USB_PD_PORT_TCPC_0] = { -#if defined(VARIANT_OCTOPUS_TCPC_0_PS8751) - .bus_type = EC_BUS_TYPE_I2C, - .i2c_info = { - .port = I2C_PORT_TCPC0, - .addr_flags = PS8751_I2C_ADDR1_FLAGS, - }, - .drv = &ps8xxx_tcpm_drv, -#else - .bus_type = EC_BUS_TYPE_I2C, - .i2c_info = { - .port = I2C_PORT_TCPC0, - .addr_flags = AN7447_TCPC0_I2C_ADDR_FLAGS, - }, - .drv = &anx7447_tcpm_drv, -#endif - }, - [USB_PD_PORT_TCPC_1] = { - .bus_type = EC_BUS_TYPE_I2C, - .i2c_info = { - .port = I2C_PORT_TCPC1, - .addr_flags = PS8751_I2C_ADDR1_FLAGS, - }, - .drv = &ps8xxx_tcpm_drv, - }, -}; - -/******************************************************************************/ -/* USB-C MUX Configuration */ - -#if defined(VARIANT_OCTOPUS_TCPC_0_PS8751) -static int ps8751_tune_mux(const struct usb_mux *me) -{ - /* Tune USB mux registers for casta's port 0 Rx measurement */ - mux_write(me, PS8XXX_REG_MUX_USB_C2SS_EQ, 0x40); - return EC_SUCCESS; -} -#endif - -const struct usb_mux usb_muxes[CONFIG_USB_PD_PORT_MAX_COUNT] = { - [USB_PD_PORT_TCPC_0] = { - .usb_port = USB_PD_PORT_TCPC_0, -#if defined(VARIANT_OCTOPUS_TCPC_0_PS8751) - .driver = &tcpci_tcpm_usb_mux_driver, - .hpd_update = &ps8xxx_tcpc_update_hpd_status, - .board_init = &ps8751_tune_mux, -#else - .driver = &anx7447_usb_mux_driver, - .hpd_update = &anx7447_tcpc_update_hpd_status, -#endif - }, - [USB_PD_PORT_TCPC_1] = { - .usb_port = USB_PD_PORT_TCPC_1, - .driver = &tcpci_tcpm_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_TCPC_0] = { - .i2c_port = I2C_PORT_TCPC0, - .i2c_addr_flags = NX20P3483_ADDR2_FLAGS, - .drv = &nx20p348x_drv, - }, - [USB_PD_PORT_TCPC_1] = { - .i2c_port = I2C_PORT_TCPC1, - .i2c_addr_flags = NX20P3483_ADDR2_FLAGS, - .drv = &nx20p348x_drv, - }, -}; -unsigned int ppc_cnt = ARRAY_SIZE(ppc_chips); - -/******************************************************************************/ -/* Power Delivery and charing functions */ - -void tcpc_alert_event(enum gpio_signal signal) -{ - int port = -1; - - switch (signal) { - case GPIO_USB_C0_MUX_INT_ODL: - port = 0; - break; - case GPIO_USB_C1_MUX_INT_ODL: - port = 1; - break; - default: - return; - } - - schedule_deferred_pd_interrupt(port); -} - -void variant_tcpc_init(void) -{ - /* Enable PPC interrupts. */ - gpio_enable_interrupt(GPIO_USB_PD_C0_INT_ODL); - gpio_enable_interrupt(GPIO_USB_PD_C1_INT_ODL); - - /* Enable TCPC interrupts. */ - gpio_enable_interrupt(GPIO_USB_C0_MUX_INT_ODL); - gpio_enable_interrupt(GPIO_USB_C1_MUX_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) -{ - uint16_t status = 0; - - if (!gpio_get_level(GPIO_USB_C0_MUX_INT_ODL)) { -#if defined(VARIANT_OCTOPUS_TCPC_0_PS8751) - if (gpio_get_level(GPIO_USB_C0_PD_RST_ODL)) -#else - if (!gpio_is_implemented(GPIO_USB_C0_PD_RST) || - !gpio_get_level(GPIO_USB_C0_PD_RST)) -#endif - status |= PD_STATUS_TCPC_ALERT_0; - } - - if (!gpio_get_level(GPIO_USB_C1_MUX_INT_ODL)) { - if (gpio_get_level(GPIO_USB_C1_PD_RST_ODL)) - status |= PD_STATUS_TCPC_ALERT_1; - } - - return status; -} - -/** - * Reset all system PD/TCPC MCUs -- currently only called from - * handle_pending_reboot() in common/power.c just before hard - * resetting the system. This logic is likely not needed as the - * PP3300_A rail should be dropped on EC reset. - */ -void board_reset_pd_mcu(void) -{ -#if defined(VARIANT_OCTOPUS_TCPC_0_PS8751) - /* - * C0: Assert reset to TCPC0 (PS8751) for required delay if we have a - * battery - */ - if (battery_is_present() == BP_YES) { - /* - * TODO(crbug:846412): After refactor, ensure that battery has - * enough charge to last the reboot as well - */ - gpio_set_level(GPIO_USB_C0_PD_RST_ODL, 0); - msleep(PS8XXX_RESET_DELAY_MS); - gpio_set_level(GPIO_USB_C0_PD_RST_ODL, 1); - } -#else - /* - * C0: Assert reset to TCPC0 (ANX7447) for required delay (1ms) only if - * we have a battery - * - * Note: The TEST_R pin is not hooked up to a GPIO on all boards, so - * verify the name exists before setting it. After the name is - * introduced for later board firmware, this pin will still be wired - * to USB2_OTG_ID on the proto boards, which should be set to open - * drain so it can't be driven high. - */ - if (gpio_is_implemented(GPIO_USB_C0_PD_RST) && - battery_is_present() == BP_YES) { - gpio_set_level(GPIO_USB_C0_PD_RST, 1); - msleep(ANX74XX_RESET_HOLD_MS); - gpio_set_level(GPIO_USB_C0_PD_RST, 0); - msleep(ANX74XX_RESET_FINISH_MS); - } -#endif - /* - * C1: Assert reset to TCPC1 (PS8751) for required delay (1ms) only if - * we have a battery, otherwise we may brown out the system. - */ - if (battery_is_present() == BP_YES) { - /* - * TODO(crbug:846412): After refactor, ensure that battery has - * enough charge to last the reboot as well - */ - gpio_set_level(GPIO_USB_C1_PD_RST_ODL, 0); - msleep(PS8XXX_RESET_DELAY_MS); - gpio_set_level(GPIO_USB_C1_PD_RST_ODL, 1); - } else { - CPRINTS("Skipping C1 TCPC reset because no battery"); - } -} |