summaryrefslogtreecommitdiff
path: root/board/rammus/usb_pd_policy.c
diff options
context:
space:
mode:
Diffstat (limited to 'board/rammus/usb_pd_policy.c')
-rw-r--r--board/rammus/usb_pd_policy.c115
1 files changed, 0 insertions, 115 deletions
diff --git a/board/rammus/usb_pd_policy.c b/board/rammus/usb_pd_policy.c
deleted file mode 100644
index 652c9bb259..0000000000
--- a/board/rammus/usb_pd_policy.c
+++ /dev/null
@@ -1,115 +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.
- */
-
-#include "atomic.h"
-#include "extpower.h"
-#include "charge_manager.h"
-#include "common.h"
-#include "console.h"
-#include "driver/tcpm/ps8xxx.h"
-#include "gpio.h"
-#include "hooks.h"
-#include "host_command.h"
-#include "registers.h"
-#include "system.h"
-#include "task.h"
-#include "timer.h"
-#include "util.h"
-#include "usb_mux.h"
-#include "usb_pd.h"
-#include "usb_pd_tcpm.h"
-
-#define CPRINTF(format, args...) cprintf(CC_USBPD, format, ## args)
-#define CPRINTS(format, args...) cprints(CC_USBPD, format, ## args)
-
-static uint8_t vbus_en[CONFIG_USB_PD_PORT_MAX_COUNT];
-static uint8_t vbus_rp[CONFIG_USB_PD_PORT_MAX_COUNT] = {TYPEC_RP_1A5,
- TYPEC_RP_1A5};
-
-int board_vbus_source_enabled(int port)
-{
- return vbus_en[port];
-}
-
-static void board_vbus_update_source_current(int port)
-{
- gpio_set_level(port ? GPIO_EN_USB_C1_3A : GPIO_EN_USB_C0_3A,
- vbus_rp[port] == TYPEC_RP_3A0 ? 1 : 0);
- gpio_set_level(port ? GPIO_USB_C1_5V_EN : GPIO_USB_C0_5V_EN,
- vbus_en[port]);
-}
-
-__override void typec_set_source_current_limit(int port, enum tcpc_rp_value rp)
-{
- vbus_rp[port] = rp;
-
- /* change the GPIO driving the load switch if needed */
- board_vbus_update_source_current(port);
-}
-
-int pd_set_power_supply_ready(int port)
-{
- /* Disable charging */
- gpio_set_level(port ? GPIO_EN_USB_C1_CHARGE_EC_L :
- GPIO_EN_USB_C0_CHARGE_EC_L, 1);
-
- /* Ensure we advertise the proper available current quota */
- charge_manager_source_port(port, 1);
-
- /* Provide VBUS */
- vbus_en[port] = 1;
- board_vbus_update_source_current(port);
-
- pd_set_vbus_discharge(port, 0);
-
- /* notify host of power info change */
- pd_send_host_event(PD_EVENT_POWER_CHANGE);
-
- return EC_SUCCESS; /* we are ready */
-}
-
-void pd_power_supply_reset(int port)
-{
- int prev_en;
-
- prev_en = vbus_en[port];
-
- /* Disable VBUS */
- vbus_en[port] = 0;
- board_vbus_update_source_current(port);
-
- /* Enable discharge if we were previously sourcing 5V */
- if (prev_en)
- pd_set_vbus_discharge(port, 1);
-
- /* Give back the current quota we are no longer using */
- charge_manager_source_port(port, 0);
-
- /* notify host of power info change */
- pd_send_host_event(PD_EVENT_POWER_CHANGE);
-}
-
-int pd_snk_is_vbus_provided(int port)
-{
- return !gpio_get_level(port ? GPIO_USB_C1_VBUS_DET_L :
- GPIO_USB_C0_VBUS_DET_L);
-}
-
-int pd_check_vconn_swap(int port)
-{
- /* in G3, do not allow vconn swap since pp5000_A rail is off */
- return gpio_get_level(GPIO_SLP_SUS_L_PMIC);
-}
-
-__override void pd_execute_data_swap(int port,
- enum pd_data_role data_role)
-{
- /* Only port 0 supports device mode. */
- if (port != 0)
- return;
-
- gpio_set_level(GPIO_USB2_ID2,
- (data_role == PD_ROLE_UFP) ? 1 : 0);
-}