From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: stable@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
patches@lists.linux.dev,
Heikki Krogerus <heikki.krogerus@linux.intel.com>,
Xin Ji <xji@analogixsemi.com>, Fabio Estevam <festevam@denx.de>
Subject: [PATCH 5.15 27/28] usb: typec: tcpci: move tcpci.h to include/linux/usb/
Date: Mon, 4 Sep 2023 19:30:58 +0100 [thread overview]
Message-ID: <20230904182946.498347404@linuxfoundation.org> (raw)
In-Reply-To: <20230904182945.178705038@linuxfoundation.org>
5.15-stable review patch. If anyone has any objections, please let me know.
------------------
From: Xin Ji <xji@analogixsemi.com>
commit 7963d4d710112bc457f99bdb56608211e561190e upstream.
USB PD controllers which consisting of a microcontroller (acting as the TCPM)
and a port controller (TCPC) - may require that the driver for the PD
controller accesses directly also the on-chip port controller in some cases.
Move tcpci.h to include/linux/usb/ is convenience access TCPC registers.
Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Xin Ji <xji@analogixsemi.com>
Link: https://lore.kernel.org/r/20220706083433.2415524-1-xji@analogixsemi.com
Stable-dep-of: 23e60c8daf5e ("usb: typec: tcpci: clear the fault status bit")
Signed-off-by: Fabio Estevam <festevam@denx.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/usb/typec/tcpm/tcpci.c | 3
drivers/usb/typec/tcpm/tcpci.h | 209 --------------------------------
drivers/usb/typec/tcpm/tcpci_maxim.c | 3
drivers/usb/typec/tcpm/tcpci_mt6360.c | 3
drivers/usb/typec/tcpm/tcpci_rt1711h.c | 2
include/linux/usb/tcpci.h | 210 +++++++++++++++++++++++++++++++++
6 files changed, 214 insertions(+), 216 deletions(-)
rename {drivers/usb/typec/tcpm => include/linux/usb}/tcpci.h (99%)
--- a/drivers/usb/typec/tcpm/tcpci.c
+++ b/drivers/usb/typec/tcpm/tcpci.c
@@ -13,11 +13,10 @@
#include <linux/property.h>
#include <linux/regmap.h>
#include <linux/usb/pd.h>
+#include <linux/usb/tcpci.h>
#include <linux/usb/tcpm.h>
#include <linux/usb/typec.h>
-#include "tcpci.h"
-
#define PD_RETRY_COUNT_DEFAULT 3
#define PD_RETRY_COUNT_3_0_OR_HIGHER 2
#define AUTO_DISCHARGE_DEFAULT_THRESHOLD_MV 3500
--- a/drivers/usb/typec/tcpm/tcpci.h
+++ /dev/null
@@ -1,209 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0+ */
-/*
- * Copyright 2015-2017 Google, Inc
- *
- * USB Type-C Port Controller Interface.
- */
-
-#ifndef __LINUX_USB_TCPCI_H
-#define __LINUX_USB_TCPCI_H
-
-#include <linux/usb/typec.h>
-
-#define TCPC_VENDOR_ID 0x0
-#define TCPC_PRODUCT_ID 0x2
-#define TCPC_BCD_DEV 0x4
-#define TCPC_TC_REV 0x6
-#define TCPC_PD_REV 0x8
-#define TCPC_PD_INT_REV 0xa
-
-#define TCPC_ALERT 0x10
-#define TCPC_ALERT_EXTND BIT(14)
-#define TCPC_ALERT_EXTENDED_STATUS BIT(13)
-#define TCPC_ALERT_VBUS_DISCNCT BIT(11)
-#define TCPC_ALERT_RX_BUF_OVF BIT(10)
-#define TCPC_ALERT_FAULT BIT(9)
-#define TCPC_ALERT_V_ALARM_LO BIT(8)
-#define TCPC_ALERT_V_ALARM_HI BIT(7)
-#define TCPC_ALERT_TX_SUCCESS BIT(6)
-#define TCPC_ALERT_TX_DISCARDED BIT(5)
-#define TCPC_ALERT_TX_FAILED BIT(4)
-#define TCPC_ALERT_RX_HARD_RST BIT(3)
-#define TCPC_ALERT_RX_STATUS BIT(2)
-#define TCPC_ALERT_POWER_STATUS BIT(1)
-#define TCPC_ALERT_CC_STATUS BIT(0)
-
-#define TCPC_ALERT_MASK 0x12
-#define TCPC_POWER_STATUS_MASK 0x14
-#define TCPC_FAULT_STATUS_MASK 0x15
-
-#define TCPC_EXTENDED_STATUS_MASK 0x16
-#define TCPC_EXTENDED_STATUS_MASK_VSAFE0V BIT(0)
-
-#define TCPC_ALERT_EXTENDED_MASK 0x17
-#define TCPC_SINK_FAST_ROLE_SWAP BIT(0)
-
-#define TCPC_CONFIG_STD_OUTPUT 0x18
-
-#define TCPC_TCPC_CTRL 0x19
-#define TCPC_TCPC_CTRL_ORIENTATION BIT(0)
-#define PLUG_ORNT_CC1 0
-#define PLUG_ORNT_CC2 1
-#define TCPC_TCPC_CTRL_BIST_TM BIT(1)
-#define TCPC_TCPC_CTRL_EN_LK4CONN_ALRT BIT(6)
-
-#define TCPC_EXTENDED_STATUS 0x20
-#define TCPC_EXTENDED_STATUS_VSAFE0V BIT(0)
-
-#define TCPC_ROLE_CTRL 0x1a
-#define TCPC_ROLE_CTRL_DRP BIT(6)
-#define TCPC_ROLE_CTRL_RP_VAL_SHIFT 4
-#define TCPC_ROLE_CTRL_RP_VAL_MASK 0x3
-#define TCPC_ROLE_CTRL_RP_VAL_DEF 0x0
-#define TCPC_ROLE_CTRL_RP_VAL_1_5 0x1
-#define TCPC_ROLE_CTRL_RP_VAL_3_0 0x2
-#define TCPC_ROLE_CTRL_CC2_SHIFT 2
-#define TCPC_ROLE_CTRL_CC2_MASK 0x3
-#define TCPC_ROLE_CTRL_CC1_SHIFT 0
-#define TCPC_ROLE_CTRL_CC1_MASK 0x3
-#define TCPC_ROLE_CTRL_CC_RA 0x0
-#define TCPC_ROLE_CTRL_CC_RP 0x1
-#define TCPC_ROLE_CTRL_CC_RD 0x2
-#define TCPC_ROLE_CTRL_CC_OPEN 0x3
-
-#define TCPC_FAULT_CTRL 0x1b
-
-#define TCPC_POWER_CTRL 0x1c
-#define TCPC_POWER_CTRL_VCONN_ENABLE BIT(0)
-#define TCPC_POWER_CTRL_BLEED_DISCHARGE BIT(3)
-#define TCPC_POWER_CTRL_AUTO_DISCHARGE BIT(4)
-#define TCPC_DIS_VOLT_ALRM BIT(5)
-#define TCPC_POWER_CTRL_VBUS_VOLT_MON BIT(6)
-#define TCPC_FAST_ROLE_SWAP_EN BIT(7)
-
-#define TCPC_CC_STATUS 0x1d
-#define TCPC_CC_STATUS_TOGGLING BIT(5)
-#define TCPC_CC_STATUS_TERM BIT(4)
-#define TCPC_CC_STATUS_TERM_RP 0
-#define TCPC_CC_STATUS_TERM_RD 1
-#define TCPC_CC_STATE_SRC_OPEN 0
-#define TCPC_CC_STATUS_CC2_SHIFT 2
-#define TCPC_CC_STATUS_CC2_MASK 0x3
-#define TCPC_CC_STATUS_CC1_SHIFT 0
-#define TCPC_CC_STATUS_CC1_MASK 0x3
-
-#define TCPC_POWER_STATUS 0x1e
-#define TCPC_POWER_STATUS_DBG_ACC_CON BIT(7)
-#define TCPC_POWER_STATUS_UNINIT BIT(6)
-#define TCPC_POWER_STATUS_SOURCING_VBUS BIT(4)
-#define TCPC_POWER_STATUS_VBUS_DET BIT(3)
-#define TCPC_POWER_STATUS_VBUS_PRES BIT(2)
-#define TCPC_POWER_STATUS_VCONN_PRES BIT(1)
-#define TCPC_POWER_STATUS_SINKING_VBUS BIT(0)
-
-#define TCPC_FAULT_STATUS 0x1f
-
-#define TCPC_ALERT_EXTENDED 0x21
-
-#define TCPC_COMMAND 0x23
-#define TCPC_CMD_WAKE_I2C 0x11
-#define TCPC_CMD_DISABLE_VBUS_DETECT 0x22
-#define TCPC_CMD_ENABLE_VBUS_DETECT 0x33
-#define TCPC_CMD_DISABLE_SINK_VBUS 0x44
-#define TCPC_CMD_SINK_VBUS 0x55
-#define TCPC_CMD_DISABLE_SRC_VBUS 0x66
-#define TCPC_CMD_SRC_VBUS_DEFAULT 0x77
-#define TCPC_CMD_SRC_VBUS_HIGH 0x88
-#define TCPC_CMD_LOOK4CONNECTION 0x99
-#define TCPC_CMD_RXONEMORE 0xAA
-#define TCPC_CMD_I2C_IDLE 0xFF
-
-#define TCPC_DEV_CAP_1 0x24
-#define TCPC_DEV_CAP_2 0x26
-#define TCPC_STD_INPUT_CAP 0x28
-#define TCPC_STD_OUTPUT_CAP 0x29
-
-#define TCPC_MSG_HDR_INFO 0x2e
-#define TCPC_MSG_HDR_INFO_DATA_ROLE BIT(3)
-#define TCPC_MSG_HDR_INFO_PWR_ROLE BIT(0)
-#define TCPC_MSG_HDR_INFO_REV_SHIFT 1
-#define TCPC_MSG_HDR_INFO_REV_MASK 0x3
-
-#define TCPC_RX_DETECT 0x2f
-#define TCPC_RX_DETECT_HARD_RESET BIT(5)
-#define TCPC_RX_DETECT_SOP BIT(0)
-#define TCPC_RX_DETECT_SOP1 BIT(1)
-#define TCPC_RX_DETECT_SOP2 BIT(2)
-#define TCPC_RX_DETECT_DBG1 BIT(3)
-#define TCPC_RX_DETECT_DBG2 BIT(4)
-
-#define TCPC_RX_BYTE_CNT 0x30
-#define TCPC_RX_BUF_FRAME_TYPE 0x31
-#define TCPC_RX_BUF_FRAME_TYPE_SOP 0
-#define TCPC_RX_HDR 0x32
-#define TCPC_RX_DATA 0x34 /* through 0x4f */
-
-#define TCPC_TRANSMIT 0x50
-#define TCPC_TRANSMIT_RETRY_SHIFT 4
-#define TCPC_TRANSMIT_RETRY_MASK 0x3
-#define TCPC_TRANSMIT_TYPE_SHIFT 0
-#define TCPC_TRANSMIT_TYPE_MASK 0x7
-
-#define TCPC_TX_BYTE_CNT 0x51
-#define TCPC_TX_HDR 0x52
-#define TCPC_TX_DATA 0x54 /* through 0x6f */
-
-#define TCPC_VBUS_VOLTAGE 0x70
-#define TCPC_VBUS_VOLTAGE_MASK 0x3ff
-#define TCPC_VBUS_VOLTAGE_LSB_MV 25
-#define TCPC_VBUS_SINK_DISCONNECT_THRESH 0x72
-#define TCPC_VBUS_SINK_DISCONNECT_THRESH_LSB_MV 25
-#define TCPC_VBUS_SINK_DISCONNECT_THRESH_MAX 0x3ff
-#define TCPC_VBUS_STOP_DISCHARGE_THRESH 0x74
-#define TCPC_VBUS_VOLTAGE_ALARM_HI_CFG 0x76
-#define TCPC_VBUS_VOLTAGE_ALARM_LO_CFG 0x78
-
-/* I2C_WRITE_BYTE_COUNT + 1 when TX_BUF_BYTE_x is only accessible I2C_WRITE_BYTE_COUNT */
-#define TCPC_TRANSMIT_BUFFER_MAX_LEN 31
-
-struct tcpci;
-
-/*
- * @TX_BUF_BYTE_x_hidden:
- * optional; Set when TX_BUF_BYTE_x can only be accessed through I2C_WRITE_BYTE_COUNT.
- * @frs_sourcing_vbus:
- * Optional; Callback to perform chip specific operations when FRS
- * is sourcing vbus.
- * @auto_discharge_disconnect:
- * Optional; Enables TCPC to autonously discharge vbus on disconnect.
- * @vbus_vsafe0v:
- * optional; Set when TCPC can detect whether vbus is at VSAFE0V.
- * @set_partner_usb_comm_capable:
- * Optional; The USB Communications Capable bit indicates if port
- * partner is capable of communication over the USB data lines
- * (e.g. D+/- or SS Tx/Rx). Called to notify the status of the bit.
- */
-struct tcpci_data {
- struct regmap *regmap;
- unsigned char TX_BUF_BYTE_x_hidden:1;
- unsigned char auto_discharge_disconnect:1;
- unsigned char vbus_vsafe0v:1;
-
- int (*init)(struct tcpci *tcpci, struct tcpci_data *data);
- int (*set_vconn)(struct tcpci *tcpci, struct tcpci_data *data,
- bool enable);
- int (*start_drp_toggling)(struct tcpci *tcpci, struct tcpci_data *data,
- enum typec_cc_status cc);
- int (*set_vbus)(struct tcpci *tcpci, struct tcpci_data *data, bool source, bool sink);
- void (*frs_sourcing_vbus)(struct tcpci *tcpci, struct tcpci_data *data);
- void (*set_partner_usb_comm_capable)(struct tcpci *tcpci, struct tcpci_data *data,
- bool capable);
-};
-
-struct tcpci *tcpci_register_port(struct device *dev, struct tcpci_data *data);
-void tcpci_unregister_port(struct tcpci *tcpci);
-irqreturn_t tcpci_irq(struct tcpci *tcpci);
-
-struct tcpm_port;
-struct tcpm_port *tcpci_get_tcpm_port(struct tcpci *tcpci);
-#endif /* __LINUX_USB_TCPCI_H */
--- a/drivers/usb/typec/tcpm/tcpci_maxim.c
+++ b/drivers/usb/typec/tcpm/tcpci_maxim.c
@@ -11,11 +11,10 @@
#include <linux/module.h>
#include <linux/regmap.h>
#include <linux/usb/pd.h>
+#include <linux/usb/tcpci.h>
#include <linux/usb/tcpm.h>
#include <linux/usb/typec.h>
-#include "tcpci.h"
-
#define PD_ACTIVITY_TIMEOUT_MS 10000
#define TCPC_VENDOR_ALERT 0x80
--- a/drivers/usb/typec/tcpm/tcpci_mt6360.c
+++ b/drivers/usb/typec/tcpm/tcpci_mt6360.c
@@ -11,10 +11,9 @@
#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/regmap.h>
+#include <linux/usb/tcpci.h>
#include <linux/usb/tcpm.h>
-#include "tcpci.h"
-
#define MT6360_REG_PHYCTRL1 0x80
#define MT6360_REG_PHYCTRL3 0x82
#define MT6360_REG_PHYCTRL7 0x86
--- a/drivers/usb/typec/tcpm/tcpci_rt1711h.c
+++ b/drivers/usb/typec/tcpm/tcpci_rt1711h.c
@@ -10,9 +10,9 @@
#include <linux/i2c.h>
#include <linux/interrupt.h>
#include <linux/gpio/consumer.h>
+#include <linux/usb/tcpci.h>
#include <linux/usb/tcpm.h>
#include <linux/regmap.h>
-#include "tcpci.h"
#define RT1711H_VID 0x29CF
#define RT1711H_PID 0x1711
--- /dev/null
+++ b/include/linux/usb/tcpci.h
@@ -0,0 +1,210 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright 2015-2017 Google, Inc
+ *
+ * USB Type-C Port Controller Interface.
+ */
+
+#ifndef __LINUX_USB_TCPCI_H
+#define __LINUX_USB_TCPCI_H
+
+#include <linux/usb/typec.h>
+#include <linux/usb/tcpm.h>
+
+#define TCPC_VENDOR_ID 0x0
+#define TCPC_PRODUCT_ID 0x2
+#define TCPC_BCD_DEV 0x4
+#define TCPC_TC_REV 0x6
+#define TCPC_PD_REV 0x8
+#define TCPC_PD_INT_REV 0xa
+
+#define TCPC_ALERT 0x10
+#define TCPC_ALERT_EXTND BIT(14)
+#define TCPC_ALERT_EXTENDED_STATUS BIT(13)
+#define TCPC_ALERT_VBUS_DISCNCT BIT(11)
+#define TCPC_ALERT_RX_BUF_OVF BIT(10)
+#define TCPC_ALERT_FAULT BIT(9)
+#define TCPC_ALERT_V_ALARM_LO BIT(8)
+#define TCPC_ALERT_V_ALARM_HI BIT(7)
+#define TCPC_ALERT_TX_SUCCESS BIT(6)
+#define TCPC_ALERT_TX_DISCARDED BIT(5)
+#define TCPC_ALERT_TX_FAILED BIT(4)
+#define TCPC_ALERT_RX_HARD_RST BIT(3)
+#define TCPC_ALERT_RX_STATUS BIT(2)
+#define TCPC_ALERT_POWER_STATUS BIT(1)
+#define TCPC_ALERT_CC_STATUS BIT(0)
+
+#define TCPC_ALERT_MASK 0x12
+#define TCPC_POWER_STATUS_MASK 0x14
+#define TCPC_FAULT_STATUS_MASK 0x15
+
+#define TCPC_EXTENDED_STATUS_MASK 0x16
+#define TCPC_EXTENDED_STATUS_MASK_VSAFE0V BIT(0)
+
+#define TCPC_ALERT_EXTENDED_MASK 0x17
+#define TCPC_SINK_FAST_ROLE_SWAP BIT(0)
+
+#define TCPC_CONFIG_STD_OUTPUT 0x18
+
+#define TCPC_TCPC_CTRL 0x19
+#define TCPC_TCPC_CTRL_ORIENTATION BIT(0)
+#define PLUG_ORNT_CC1 0
+#define PLUG_ORNT_CC2 1
+#define TCPC_TCPC_CTRL_BIST_TM BIT(1)
+#define TCPC_TCPC_CTRL_EN_LK4CONN_ALRT BIT(6)
+
+#define TCPC_EXTENDED_STATUS 0x20
+#define TCPC_EXTENDED_STATUS_VSAFE0V BIT(0)
+
+#define TCPC_ROLE_CTRL 0x1a
+#define TCPC_ROLE_CTRL_DRP BIT(6)
+#define TCPC_ROLE_CTRL_RP_VAL_SHIFT 4
+#define TCPC_ROLE_CTRL_RP_VAL_MASK 0x3
+#define TCPC_ROLE_CTRL_RP_VAL_DEF 0x0
+#define TCPC_ROLE_CTRL_RP_VAL_1_5 0x1
+#define TCPC_ROLE_CTRL_RP_VAL_3_0 0x2
+#define TCPC_ROLE_CTRL_CC2_SHIFT 2
+#define TCPC_ROLE_CTRL_CC2_MASK 0x3
+#define TCPC_ROLE_CTRL_CC1_SHIFT 0
+#define TCPC_ROLE_CTRL_CC1_MASK 0x3
+#define TCPC_ROLE_CTRL_CC_RA 0x0
+#define TCPC_ROLE_CTRL_CC_RP 0x1
+#define TCPC_ROLE_CTRL_CC_RD 0x2
+#define TCPC_ROLE_CTRL_CC_OPEN 0x3
+
+#define TCPC_FAULT_CTRL 0x1b
+
+#define TCPC_POWER_CTRL 0x1c
+#define TCPC_POWER_CTRL_VCONN_ENABLE BIT(0)
+#define TCPC_POWER_CTRL_BLEED_DISCHARGE BIT(3)
+#define TCPC_POWER_CTRL_AUTO_DISCHARGE BIT(4)
+#define TCPC_DIS_VOLT_ALRM BIT(5)
+#define TCPC_POWER_CTRL_VBUS_VOLT_MON BIT(6)
+#define TCPC_FAST_ROLE_SWAP_EN BIT(7)
+
+#define TCPC_CC_STATUS 0x1d
+#define TCPC_CC_STATUS_TOGGLING BIT(5)
+#define TCPC_CC_STATUS_TERM BIT(4)
+#define TCPC_CC_STATUS_TERM_RP 0
+#define TCPC_CC_STATUS_TERM_RD 1
+#define TCPC_CC_STATE_SRC_OPEN 0
+#define TCPC_CC_STATUS_CC2_SHIFT 2
+#define TCPC_CC_STATUS_CC2_MASK 0x3
+#define TCPC_CC_STATUS_CC1_SHIFT 0
+#define TCPC_CC_STATUS_CC1_MASK 0x3
+
+#define TCPC_POWER_STATUS 0x1e
+#define TCPC_POWER_STATUS_DBG_ACC_CON BIT(7)
+#define TCPC_POWER_STATUS_UNINIT BIT(6)
+#define TCPC_POWER_STATUS_SOURCING_VBUS BIT(4)
+#define TCPC_POWER_STATUS_VBUS_DET BIT(3)
+#define TCPC_POWER_STATUS_VBUS_PRES BIT(2)
+#define TCPC_POWER_STATUS_VCONN_PRES BIT(1)
+#define TCPC_POWER_STATUS_SINKING_VBUS BIT(0)
+
+#define TCPC_FAULT_STATUS 0x1f
+
+#define TCPC_ALERT_EXTENDED 0x21
+
+#define TCPC_COMMAND 0x23
+#define TCPC_CMD_WAKE_I2C 0x11
+#define TCPC_CMD_DISABLE_VBUS_DETECT 0x22
+#define TCPC_CMD_ENABLE_VBUS_DETECT 0x33
+#define TCPC_CMD_DISABLE_SINK_VBUS 0x44
+#define TCPC_CMD_SINK_VBUS 0x55
+#define TCPC_CMD_DISABLE_SRC_VBUS 0x66
+#define TCPC_CMD_SRC_VBUS_DEFAULT 0x77
+#define TCPC_CMD_SRC_VBUS_HIGH 0x88
+#define TCPC_CMD_LOOK4CONNECTION 0x99
+#define TCPC_CMD_RXONEMORE 0xAA
+#define TCPC_CMD_I2C_IDLE 0xFF
+
+#define TCPC_DEV_CAP_1 0x24
+#define TCPC_DEV_CAP_2 0x26
+#define TCPC_STD_INPUT_CAP 0x28
+#define TCPC_STD_OUTPUT_CAP 0x29
+
+#define TCPC_MSG_HDR_INFO 0x2e
+#define TCPC_MSG_HDR_INFO_DATA_ROLE BIT(3)
+#define TCPC_MSG_HDR_INFO_PWR_ROLE BIT(0)
+#define TCPC_MSG_HDR_INFO_REV_SHIFT 1
+#define TCPC_MSG_HDR_INFO_REV_MASK 0x3
+
+#define TCPC_RX_DETECT 0x2f
+#define TCPC_RX_DETECT_HARD_RESET BIT(5)
+#define TCPC_RX_DETECT_SOP BIT(0)
+#define TCPC_RX_DETECT_SOP1 BIT(1)
+#define TCPC_RX_DETECT_SOP2 BIT(2)
+#define TCPC_RX_DETECT_DBG1 BIT(3)
+#define TCPC_RX_DETECT_DBG2 BIT(4)
+
+#define TCPC_RX_BYTE_CNT 0x30
+#define TCPC_RX_BUF_FRAME_TYPE 0x31
+#define TCPC_RX_BUF_FRAME_TYPE_SOP 0
+#define TCPC_RX_HDR 0x32
+#define TCPC_RX_DATA 0x34 /* through 0x4f */
+
+#define TCPC_TRANSMIT 0x50
+#define TCPC_TRANSMIT_RETRY_SHIFT 4
+#define TCPC_TRANSMIT_RETRY_MASK 0x3
+#define TCPC_TRANSMIT_TYPE_SHIFT 0
+#define TCPC_TRANSMIT_TYPE_MASK 0x7
+
+#define TCPC_TX_BYTE_CNT 0x51
+#define TCPC_TX_HDR 0x52
+#define TCPC_TX_DATA 0x54 /* through 0x6f */
+
+#define TCPC_VBUS_VOLTAGE 0x70
+#define TCPC_VBUS_VOLTAGE_MASK 0x3ff
+#define TCPC_VBUS_VOLTAGE_LSB_MV 25
+#define TCPC_VBUS_SINK_DISCONNECT_THRESH 0x72
+#define TCPC_VBUS_SINK_DISCONNECT_THRESH_LSB_MV 25
+#define TCPC_VBUS_SINK_DISCONNECT_THRESH_MAX 0x3ff
+#define TCPC_VBUS_STOP_DISCHARGE_THRESH 0x74
+#define TCPC_VBUS_VOLTAGE_ALARM_HI_CFG 0x76
+#define TCPC_VBUS_VOLTAGE_ALARM_LO_CFG 0x78
+
+/* I2C_WRITE_BYTE_COUNT + 1 when TX_BUF_BYTE_x is only accessible I2C_WRITE_BYTE_COUNT */
+#define TCPC_TRANSMIT_BUFFER_MAX_LEN 31
+
+struct tcpci;
+
+/*
+ * @TX_BUF_BYTE_x_hidden:
+ * optional; Set when TX_BUF_BYTE_x can only be accessed through I2C_WRITE_BYTE_COUNT.
+ * @frs_sourcing_vbus:
+ * Optional; Callback to perform chip specific operations when FRS
+ * is sourcing vbus.
+ * @auto_discharge_disconnect:
+ * Optional; Enables TCPC to autonously discharge vbus on disconnect.
+ * @vbus_vsafe0v:
+ * optional; Set when TCPC can detect whether vbus is at VSAFE0V.
+ * @set_partner_usb_comm_capable:
+ * Optional; The USB Communications Capable bit indicates if port
+ * partner is capable of communication over the USB data lines
+ * (e.g. D+/- or SS Tx/Rx). Called to notify the status of the bit.
+ */
+struct tcpci_data {
+ struct regmap *regmap;
+ unsigned char TX_BUF_BYTE_x_hidden:1;
+ unsigned char auto_discharge_disconnect:1;
+ unsigned char vbus_vsafe0v:1;
+
+ int (*init)(struct tcpci *tcpci, struct tcpci_data *data);
+ int (*set_vconn)(struct tcpci *tcpci, struct tcpci_data *data,
+ bool enable);
+ int (*start_drp_toggling)(struct tcpci *tcpci, struct tcpci_data *data,
+ enum typec_cc_status cc);
+ int (*set_vbus)(struct tcpci *tcpci, struct tcpci_data *data, bool source, bool sink);
+ void (*frs_sourcing_vbus)(struct tcpci *tcpci, struct tcpci_data *data);
+ void (*set_partner_usb_comm_capable)(struct tcpci *tcpci, struct tcpci_data *data,
+ bool capable);
+};
+
+struct tcpci *tcpci_register_port(struct device *dev, struct tcpci_data *data);
+void tcpci_unregister_port(struct tcpci *tcpci);
+irqreturn_t tcpci_irq(struct tcpci *tcpci);
+
+struct tcpm_port;
+struct tcpm_port *tcpci_get_tcpm_port(struct tcpci *tcpci);
+#endif /* __LINUX_USB_TCPCI_H */
next prev parent reply other threads:[~2023-09-04 18:36 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-04 18:30 [PATCH 5.15 00/28] 5.15.131-rc1 review Greg Kroah-Hartman
2023-09-04 18:30 ` [PATCH 5.15 01/28] erofs: ensure that the post-EOF tails are all zeroed Greg Kroah-Hartman
2023-09-04 18:30 ` [PATCH 5.15 02/28] ksmbd: fix wrong DataOffset validation of create context Greg Kroah-Hartman
2023-09-04 18:30 ` [PATCH 5.15 03/28] ksmbd: replace one-element array with flex-array member in struct smb2_ea_info Greg Kroah-Hartman
2023-09-04 18:30 ` [PATCH 5.15 04/28] ARM: pxa: remove use of symbol_get() Greg Kroah-Hartman
2023-09-04 18:30 ` [PATCH 5.15 05/28] mmc: au1xmmc: force non-modular build and remove symbol_get usage Greg Kroah-Hartman
2023-09-04 18:30 ` [PATCH 5.15 06/28] net: enetc: use EXPORT_SYMBOL_GPL for enetc_phc_index Greg Kroah-Hartman
2023-09-04 18:30 ` [PATCH 5.15 07/28] rtc: ds1685: use EXPORT_SYMBOL_GPL for ds1685_rtc_poweroff Greg Kroah-Hartman
2023-09-04 18:30 ` [PATCH 5.15 08/28] modules: only allow symbol_get of EXPORT_SYMBOL_GPL modules Greg Kroah-Hartman
2023-09-04 18:30 ` [PATCH 5.15 09/28] USB: serial: option: add Quectel EM05G variant (0x030e) Greg Kroah-Hartman
2023-09-04 18:30 ` [PATCH 5.15 10/28] USB: serial: option: add FOXCONN T99W368/T99W373 product Greg Kroah-Hartman
2023-09-04 18:30 ` [PATCH 5.15 11/28] ALSA: usb-audio: Fix init call orders for UAC1 Greg Kroah-Hartman
2023-09-04 18:30 ` [PATCH 5.15 12/28] usb: dwc3: meson-g12a: do post init to fix broken usb after resumption Greg Kroah-Hartman
2023-09-04 18:30 ` [PATCH 5.15 13/28] usb: chipidea: imx: improve logic if samsung,picophy-* parameter is 0 Greg Kroah-Hartman
2023-09-04 18:30 ` [PATCH 5.15 14/28] HID: wacom: remove the battery when the EKR is off Greg Kroah-Hartman
2023-09-04 18:30 ` [PATCH 5.15 15/28] staging: rtl8712: fix race condition Greg Kroah-Hartman
2023-09-04 18:30 ` [PATCH 5.15 16/28] Bluetooth: btsdio: fix use after free bug in btsdio_remove due to " Greg Kroah-Hartman
2023-09-04 18:30 ` [PATCH 5.15 17/28] wifi: mt76: mt7921: do not support one stream on secondary antenna only Greg Kroah-Hartman
2023-09-04 18:30 ` [PATCH 5.15 18/28] serial: qcom-geni: fix opp vote on shutdown Greg Kroah-Hartman
2023-09-04 18:30 ` [PATCH 5.15 19/28] serial: sc16is7xx: fix broken port 0 uart init Greg Kroah-Hartman
2023-09-04 18:30 ` [PATCH 5.15 20/28] serial: sc16is7xx: fix bug when first setting GPIO direction Greg Kroah-Hartman
2023-09-04 18:30 ` [PATCH 5.15 21/28] firmware: stratix10-svc: Fix an NULL vs IS_ERR() bug in probe Greg Kroah-Hartman
2023-09-04 18:30 ` [PATCH 5.15 22/28] fsi: master-ast-cf: Add MODULE_FIRMWARE macro Greg Kroah-Hartman
2023-09-04 18:30 ` [PATCH 5.15 23/28] tcpm: Avoid soft reset when partner does not support get_status Greg Kroah-Hartman
2023-09-04 18:30 ` [PATCH 5.15 24/28] nilfs2: fix general protection fault in nilfs_lookup_dirty_data_buffers() Greg Kroah-Hartman
2023-09-04 18:30 ` [PATCH 5.15 25/28] nilfs2: fix WARNING in mark_buffer_dirty due to discarded buffer reuse Greg Kroah-Hartman
2023-09-04 18:30 ` [PATCH 5.15 26/28] pinctrl: amd: Dont show `Invalid config param` errors Greg Kroah-Hartman
2023-09-04 18:30 ` Greg Kroah-Hartman [this message]
2023-09-04 18:30 ` [PATCH 5.15 28/28] usb: typec: tcpci: clear the fault status bit Greg Kroah-Hartman
2023-09-05 0:08 ` [PATCH 5.15 00/28] 5.15.131-rc1 review Joel Fernandes
2023-09-05 1:25 ` SeongJae Park
2023-09-05 9:36 ` Sudip Mukherjee (Codethink)
2023-09-05 10:10 ` Naresh Kamboju
2023-09-05 11:08 ` Jon Hunter
2023-09-05 17:33 ` Florian Fainelli
2023-09-05 19:16 ` Pavel Machek
2023-09-05 21:16 ` Shuah Khan
2023-09-05 23:19 ` Ron Economos
2023-09-06 17:48 ` Allen Pais
2023-09-06 5:20 ` Harshit Mogalapalli
2023-09-06 17:24 ` Guenter Roeck
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20230904182946.498347404@linuxfoundation.org \
--to=gregkh@linuxfoundation.org \
--cc=festevam@denx.de \
--cc=heikki.krogerus@linux.intel.com \
--cc=patches@lists.linux.dev \
--cc=stable@vger.kernel.org \
--cc=xji@analogixsemi.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.