aixiao/build
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity
c97506efcc
build/patch/u-boot/legacy/u-boot-mixtile-rk3588/1001-Fixed-restart-issues-with-pd-adapter.patch

822 lines
27 KiB
Diff
Raw Normal View History

添加构建Allwinner H616四核2GB RAM SoC WiFi（蓝莓）
2023-09-19 11:24:52 +08:00
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: tom <tom@focalcrest.com>
Date: Fri, 28 Apr 2023 01:44:01 +0800
Subject: Fixed restart issues with pd adapter.
---
arch/arm/mach-rockchip/board.c | 9 +
drivers/power/power_delivery/fusb302.c | 84 ++++---
drivers/power/power_delivery/tcpm.c | 123 +++++++---
3 files changed, 140 insertions(+), 76 deletions(-)
diff --git a/arch/arm/mach-rockchip/board.c b/arch/arm/mach-rockchip/board.c
index 9ffb017dd8..a998ea75d9 100644
--- a/arch/arm/mach-rockchip/board.c
+++ b/arch/arm/mach-rockchip/board.c
@@ -445,8 +445,17 @@ static void scan_run_cmd(void)
}
}
+
+static void power_delivery_func(void)
+{
+ struct udevice *dev;
+ uclass_get_device_by_driver(UCLASS_PD,
+ DM_GET_DRIVER(fusb302), &dev);
+}
+
int board_late_init(void)
{
+ power_delivery_func();
#ifdef CONFIG_ROCKCHIP_SET_ETHADDR
rockchip_set_ethaddr();
#endif
diff --git a/drivers/power/power_delivery/fusb302.c b/drivers/power/power_delivery/fusb302.c
index 395455d06b..cf64df4ca4 100644
--- a/drivers/power/power_delivery/fusb302.c
+++ b/drivers/power/power_delivery/fusb302.c
@@ -11,7 +11,7 @@
#include <power/power_delivery/tcpm.h>
#include <power/power_delivery/power_delivery.h>
#include "fusb302_reg.h"
-
+#include <irq-generic.h>
/*
* When the device is SNK, BC_LVL interrupt is used to monitor cc pins
* for the current capability offered by the SRC. As FUSB302 chip fires
@@ -192,6 +192,7 @@ static int fusb302_enable_tx_auto_retries(struct fusb302_chip *chip, u8 retry_co
/*
* mask all interrupt on the chip
*/
+#if 0
static int fusb302_mask_interrupt(struct fusb302_chip *chip)
{
int ret = 0;
@@ -209,6 +210,7 @@ static int fusb302_mask_interrupt(struct fusb302_chip *chip)
FUSB_REG_CONTROL0_INT_MASK);
return ret;
}
+#endif
/*
* initialize interrupt on the chip
@@ -268,7 +270,7 @@ static int tcpm_init(struct tcpc_dev *dev)
ret = fusb302_i2c_read(chip, FUSB_REG_DEVICE_ID, &data);
if (ret)
return ret;
- printf("fusb302 device ID: 0x%02x\n", data);
+ debug("fusb302 device ID: 0x%02x\n", data);
return ret;
}
@@ -401,7 +403,7 @@ static int fusb302_set_toggling(struct fusb302_chip *chip,
} else {
/* Datasheet says vconn MUST be off when toggling */
if (chip->vconn_on)
- printf("%s: Vconn is on during toggle start\n", __func__);
+ debug("%s: Vconn is on during toggle start\n", __func__);
/* unmask TOGDONE interrupt */
ret = fusb302_i2c_clear_bits(chip, FUSB_REG_MASKA,
FUSB_REG_MASKA_TOGDONE);
@@ -568,7 +570,7 @@ static int tcpm_set_vconn(struct tcpc_dev *dev, bool on)
FUSB_REG_SWITCHES0_VCONN_CC2;
if (chip->vconn_on == on) {
- printf("vconn is already %s\n", on ? "On" : "Off");
+ debug("vconn is already %s\n", on ? "On" : "Off");
goto done;
}
if (on) {
@@ -771,7 +773,7 @@ static int tcpm_start_toggling(struct tcpc_dev *dev,
printf("%s: unable to start drp toggling(%d)\n", __func__, ret);
goto done;
}
- printf("fusb302 start drp toggling\n");
+ debug("fusb302 start drp toggling\n");
done:
return ret;
@@ -896,9 +898,8 @@ static void fusb302_bc_lvl_handler(struct fusb302_chip *chip)
u8 status0;
u8 bc_lvl;
enum typec_cc_status cc_status;
-
if (!chip->intr_bc_lvl) {
- printf("BC_LVL interrupt is turned off, abort\n");
+ debug("BC_LVL interrupt is turned off, abort\n");
goto done;
}
ret = fusb302_i2c_read(chip, FUSB_REG_STATUS0, &status0);
@@ -907,7 +908,7 @@ static void fusb302_bc_lvl_handler(struct fusb302_chip *chip)
debug("BC_LVL handler, status0 = 0x%02x\n", status0);
if (status0 & FUSB_REG_STATUS0_ACTIVITY)
- printf("CC activities detected, delay handling\n");
+ debug("CC activities detected, delay handling\n");
bc_lvl = status0 & FUSB_REG_STATUS0_BC_LVL_MASK;
cc_status = fusb302_bc_lvl_to_cc(bc_lvl);
if (chip->cc_polarity == TYPEC_POLARITY_CC1) {
@@ -933,14 +934,14 @@ done:
}
static void fusb302_interrupt_handle(struct fusb302_chip *chip);
+
+
static void fusb302_poll_event(struct tcpc_dev *dev)
{
- struct fusb302_chip *chip = container_of(dev, struct fusb302_chip,
- tcpc_dev);
-
- fusb302_interrupt_handle(chip);
}
+
+#if 0
static int fusb302_enter_low_power_mode(struct tcpc_dev *dev,
bool attached, bool pd_capable)
{
@@ -961,6 +962,7 @@ static int fusb302_enter_low_power_mode(struct tcpc_dev *dev,
return fusb302_set_power_mode(chip, reg);
}
+#endif
static void init_tcpc_dev(struct tcpc_dev *fusb302_tcpc_dev)
{
@@ -977,7 +979,8 @@ static void init_tcpc_dev(struct tcpc_dev *fusb302_tcpc_dev)
fusb302_tcpc_dev->start_toggling = tcpm_start_toggling;
fusb302_tcpc_dev->pd_transmit = tcpm_pd_transmit;
fusb302_tcpc_dev->poll_event = fusb302_poll_event;
- fusb302_tcpc_dev->enter_low_power_mode = fusb302_enter_low_power_mode;
+ // fusb302_tcpc_dev->enter_low_power_mode = fusb302_enter_low_power_mode;
+ fusb302_tcpc_dev->enter_low_power_mode = NULL;
}
static const char * const cc_polarity_name[] = {
@@ -1052,7 +1055,7 @@ static int fusb302_handle_togdone_snk(struct fusb302_chip *chip,
cc_status_active = fusb302_bc_lvl_to_cc(bc_lvl);
/* restart toggling if the cc status on the active line is OPEN */
if (cc_status_active == TYPEC_CC_OPEN) {
- printf("restart toggling as CC_OPEN detected\n");
+ debug("restart toggling as CC_OPEN detected\n");
ret = fusb302_set_toggling(chip, chip->toggling_mode);
return ret;
}
@@ -1190,7 +1193,7 @@ static int fusb302_handle_togdone_src(struct fusb302_chip *chip,
(cc1 == TYPEC_CC_OPEN || cc1 == TYPEC_CC_RA)) {
cc_polarity = TYPEC_POLARITY_CC2;
} else {
- printf("unexpected CC status cc1=%s, cc2=%s, restarting toggling\n",
+ debug("unexpected CC status cc1=%s, cc2=%s, restarting toggling\n",
typec_cc_status_name[cc1],
typec_cc_status_name[cc2]);
return fusb302_set_toggling(chip, toggling_mode);
@@ -1271,7 +1274,6 @@ static int fusb302_pd_read_message(struct fusb302_chip *chip,
u8 token;
u8 crc[4];
int len;
-
/* first SOP token */
ret = fusb302_i2c_read(chip, FUSB_REG_FIFOS, &token);
if (ret)
@@ -1336,22 +1338,27 @@ static void fusb302_interrupt_handle(struct fusb302_chip *chip)
intr_bc_lvl = chip->intr_bc_lvl;
intr_comp_chng = chip->intr_comp_chng;
- if (chip->gpio_cc_int_present)
- if (!dm_gpio_get_value(&chip->gpio_cc_int))
- return;
-
ret = fusb302_i2c_read(chip, FUSB_REG_INTERRUPT, &interrupt);
- if (ret)
+ if (ret) {
+ printf("read interrupt fail\n");
return;
+ }
ret = fusb302_i2c_read(chip, FUSB_REG_INTERRUPTA, &interrupta);
- if (ret)
+ if (ret) {
+ printf("read interrupta fail\n");
return;
+ }
ret = fusb302_i2c_read(chip, FUSB_REG_INTERRUPTB, &interruptb);
- if (ret)
+ if (ret) {
+ printf("read interruptb fail\n");
return;
+ }
ret = fusb302_i2c_read(chip, FUSB_REG_STATUS0, &status0);
- if (ret)
+ if (ret) {
+ printf("read status0 fail\n");
return;
+ }
+
debug("IRQ: 0x%02x, a: 0x%02x, b: 0x%02x, status0: 0x%02x\n",
interrupt, interrupta, interruptb, status0);
@@ -1444,13 +1451,17 @@ static void fusb302_interrupt_handle(struct fusb302_chip *chip)
}
}
+void fusb302_irq_intn(int irq, void *dev_id)
+{
+ struct fusb302_chip *chip = dev_id;
+ fusb302_interrupt_handle(chip);
+}
+
static int fusb302_probe(struct udevice *dev)
{
struct fusb302_chip *chip = dev_get_priv(dev);
- int ret = 0;
chip->udev = dev;
-
#if 0
/* get vbus regulator */
ret = regulator_get_by_platname("vbus5v0_typec", chip->vbus_regulator);
@@ -1459,7 +1470,6 @@ static int fusb302_probe(struct udevice *dev)
chip->vbus_regulator = NULL;
}
#endif
-
chip->tcpc_dev.connector_node = dev_read_subnode(dev, "connector");
if (!ofnode_valid(chip->tcpc_dev.connector_node)) {
printf("%s: 'connector' node is not found\n", __func__);
@@ -1467,28 +1477,24 @@ static int fusb302_probe(struct udevice *dev)
}
init_tcpc_dev(&chip->tcpc_dev);
-
- ret = gpio_request_by_name(dev, "int-n-gpios", 0,
- &chip->gpio_cc_int, GPIOD_IS_IN);
- if (ret) {
- printf("%s: fail to get int GPIO: ret=%d\n", __func__, ret);
- chip->gpio_cc_int_present = false;
- } else {
- chip->gpio_cc_int_present = true;
- }
-
chip->tcpm_port = tcpm_port_init(dev, &chip->tcpc_dev);
if (IS_ERR(chip->tcpm_port)) {
printf("%s: failed to tcpm port init\n", __func__);
return PTR_ERR(chip->tcpm_port);
}
+ chip->irq = hard_gpio_to_irq(RK_IRQ_GPIO(RK_GPIO0, RK_PC6));
+ if (chip->irq < 0) {
+ printf("%s request irq fail!\n", __func__);
+ return EINTR;
+ }
+ irq_install_handler(chip->irq, fusb302_irq_intn, chip);
+ irq_set_irq_type(chip->irq, IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_LEVEL_LOW);
+ irq_handler_enable(chip->irq);
tcpm_poll_event(chip->tcpm_port);
-
return 0;
}
-
static int fusb302_get_voltage(struct udevice *dev)
{
struct fusb302_chip *chip = dev_get_priv(dev);
diff --git a/drivers/power/power_delivery/tcpm.c b/drivers/power/power_delivery/tcpm.c
index 22334c6230..6b628bafa2 100644
--- a/drivers/power/power_delivery/tcpm.c
+++ b/drivers/power/power_delivery/tcpm.c
@@ -165,7 +165,7 @@
#define GENERATE_ENUM(e) e
#define GENERATE_STRING(s) #s
-#define TCPM_POLL_EVENT_TIME_OUT 2000
+#define TCPM_POLL_EVENT_TIME_OUT 1000
enum tcpm_state {
FOREACH_STATE(GENERATE_ENUM)
@@ -282,6 +282,7 @@ enum power_supply_usb_type {
};
struct tcpm_port {
+ int time_count;
struct udevice *dev;
struct typec_capability typec_caps;
struct tcpc_dev *tcpc;
@@ -577,7 +578,7 @@ static int tcpm_pd_transmit(struct tcpm_port *port,
const struct pd_message *msg)
{
int ret;
- int timeout = PD_T_TCPC_TX_TIMEOUT;
+ // int timeout = PD_T_TCPC_TX_TIMEOUT;
if (msg)
debug("PD TX, header: %#x\n", le16_to_cpu(msg->header));
@@ -589,17 +590,18 @@ static int tcpm_pd_transmit(struct tcpm_port *port,
if (ret < 0)
return ret;
- while ((timeout > 0) && (!port->tx_complete)) {
- port->tcpc->poll_event(port->tcpc);
- udelay(1000);
- timeout--;
- }
-
- if (!timeout) {
- printf("%s: pd transmit data timeout\n", __func__);
- return -ETIMEDOUT;
- }
-
+ /* Using the delay function at this point will affect the gpio interrupt response */
+ // while ((timeout > 0) && (!port->tx_complete)) {
+ // // port->tcpc->poll_event(port->tcpc);
+ // udelay(1000);
+ // timeout--;
+ // }
+
+ // if (!timeout) {
+ // printf("%s: pd transmit data timeout\n", __func__);
+ // return -ETIMEDOUT;
+ // }
+ debug("%s status %u\n", __func__, port->tx_status);
switch (port->tx_status) {
case TCPC_TX_SUCCESS:
port->message_id = (port->message_id + 1) & PD_HEADER_ID_MASK;
@@ -685,7 +687,6 @@ static int tcpm_set_current_limit(struct tcpm_port *port, u32 max_ma, u32 mv)
int ret = -EOPNOTSUPP;
debug("Setting voltage/current limit %u mV %u mA\n", mv, max_ma);
-
port->supply_voltage = mv;
port->current_limit = max_ma;
@@ -851,7 +852,6 @@ static void tcpm_set_state(struct tcpm_port *port, enum tcpm_state state,
{
debug("%s: line = %d, delay_ms = %d, set state = %s\n",
__func__, __LINE__, delay_ms, tcpm_states[state]);
-
if (delay_ms) {
debug("pending state change %s -> %s @ %u ms [%s]\n",
tcpm_states[port->state], tcpm_states[state], delay_ms,
@@ -1181,6 +1181,8 @@ static void tcpm_pd_ctrl_request(struct tcpm_port *port,
case SRC_READY:
case SNK_READY:
tcpm_queue_message(port, PD_MSG_DATA_SINK_CAP);
+ // tcpm_timer_uninit(port);
+ // port->tcpc->mask_interrupt(port->tcpc);
break;
default:
tcpm_queue_message(port, PD_MSG_CTRL_REJECT);
@@ -1390,7 +1392,7 @@ static void tcpm_pd_rx_handler(struct tcpm_port *port,
*/
if (!!(le16_to_cpu(msg->header) & PD_HEADER_DATA_ROLE) ==
(port->data_role == TYPEC_HOST)) {
- printf("Data role mismatch, initiating error recovery\n");
+ debug("Data role mismatch, initiating error recovery\n");
tcpm_set_state(port, ERROR_RECOVERY, 0);
} else {
if (cnt)
@@ -1407,7 +1409,7 @@ done:
void tcpm_pd_receive(struct tcpm_port *port, const struct pd_message *msg)
{
struct pd_rx_event *event;
-
+ debug("%s\n", __func__);
port->poll_event_cnt = 0;
event = kzalloc(sizeof(*event), GFP_ATOMIC);
if (!event)
@@ -1522,7 +1524,7 @@ static int tcpm_pd_check_request(struct tcpm_port *port)
return -EINVAL;
if (max > pdo_max && !(rdo & RDO_CAP_MISMATCH))
return -EINVAL;
- printf("Requested %u -> %u mV, %u mW for %u / %u mW\n",
+ debug("Requested %u -> %u mV, %u mW for %u / %u mW\n",
pdo_min_voltage(pdo), pdo_max_voltage(pdo),
pdo_max, op, max);
break;
@@ -1795,13 +1797,13 @@ static int tcpm_pd_build_request(struct tcpm_port *port, u32 *rdo)
if (type == PDO_TYPE_BATT) {
*rdo = RDO_BATT(src_pdo_index + 1, mw, max_mw, flags);
- printf("Requesting PDO %d: %u mV, %u mW%s\n",
+ debug("Requesting PDO %d: %u mV, %u mW%s\n",
src_pdo_index, mv, mw,
flags & RDO_CAP_MISMATCH ? " [mismatch]" : "");
} else {
*rdo = RDO_FIXED(src_pdo_index + 1, ma, max_ma, flags);
- printf("Requesting PDO %d: %u mV, %u mA%s\n",
+ debug("Requesting PDO %d: %u mV, %u mA%s\n",
src_pdo_index, mv, ma,
flags & RDO_CAP_MISMATCH ? " [mismatch]" : "");
}
@@ -1900,7 +1902,7 @@ static int tcpm_pd_build_pps_request(struct tcpm_port *port, u32 *rdo)
*rdo = RDO_PROG(src_pdo_index + 1, out_mv, op_ma, flags);
- printf("Requesting APDO %d: %u mV, %u mA\n",
+ debug("Requesting APDO %d: %u mV, %u mA\n",
src_pdo_index, out_mv, op_ma);
port->pps_data.req_op_curr = op_ma;
@@ -1972,7 +1974,7 @@ static bool tcpm_start_toggling(struct tcpm_port *port, enum typec_cc_status cc)
if (!port->tcpc->start_toggling)
return false;
- printf("Start toggling\n");
+ debug("Start toggling\n");
ret = port->tcpc->start_toggling(port->tcpc, port->port_type, cc);
return ret == 0;
}
@@ -2056,7 +2058,7 @@ out_disable_vconn:
out_disable_pd:
port->tcpc->set_pd_rx(port->tcpc, false);
out_disable_mux:
- printf("CC connected in %s as DFP\n",
+ debug("CC connected in %s as DFP\n",
polarity ? "CC2" : "CC1");
return 0;
}
@@ -2088,7 +2090,7 @@ static void tcpm_reset_port(struct tcpm_port *port)
port->tcpc->set_pd_rx(port->tcpc, false);
tcpm_init_vbus(port); /* also disables charging */
tcpm_init_vconn(port);
- tcpm_set_current_limit(port, 0, 0);
+ tcpm_set_current_limit(port, 3000, 5000);
tcpm_set_polarity(port, TYPEC_POLARITY_CC1);
tcpm_set_attached_state(port, false);
port->usb_type = POWER_SUPPLY_USB_TYPE_C;
@@ -2134,7 +2136,7 @@ static int tcpm_snk_attach(struct tcpm_port *port)
port->attached = true;
port->debouncing = false;
- printf("CC connected in %s as UFP\n",
+ debug("CC connected in %s as UFP\n",
port->cc1 != TYPEC_CC_OPEN ? "CC1" : "CC2");
return 0;
@@ -2174,14 +2176,18 @@ static void tcpm_acc_detach(struct tcpm_port *port)
static inline enum tcpm_state hard_reset_state(struct tcpm_port *port)
{
- if (port->hard_reset_count < PD_N_HARD_RESET_COUNT)
+ if (port->hard_reset_count < PD_N_HARD_RESET_COUNT) {
return HARD_RESET_SEND;
- if (port->pd_capable)
+ }
+ if (port->pd_capable) {
return ERROR_RECOVERY;
- if (port->pwr_role == TYPEC_SOURCE)
+ }
+ if (port->pwr_role == TYPEC_SOURCE) {
return SRC_UNATTACHED;
- if (port->state == SNK_WAIT_CAPABILITIES)
+ }
+ if (port->state == SNK_WAIT_CAPABILITIES) {
return SNK_READY;
+ }
return SNK_UNATTACHED;
}
@@ -2219,6 +2225,7 @@ static void run_state_machine(struct tcpm_port *port)
break;
/* SRC states */
case SRC_UNATTACHED:
+ debug("%s state SRC_UNATTACHED\n", __func__);
tcpm_src_detach(port);
if (tcpm_start_toggling(port, tcpm_rp_cc(port))) {
tcpm_set_state(port, TOGGLING, 0);
@@ -2342,6 +2349,7 @@ static void run_state_machine(struct tcpm_port *port)
/* SNK states */
case SNK_UNATTACHED:
+ debug("%s state SNK_UNATTACHED\n", __func__);
tcpm_snk_detach(port);
if (tcpm_start_toggling(port, TYPEC_CC_RD)) {
tcpm_set_state(port, TOGGLING, 0);
@@ -2352,6 +2360,7 @@ static void run_state_machine(struct tcpm_port *port)
tcpm_set_state(port, SRC_UNATTACHED, PD_T_DRP_SRC);
break;
case SNK_ATTACH_WAIT:
+ debug("%s state SNK_ATTACH_WAIT\n", __func__);
if ((port->cc1 == TYPEC_CC_OPEN &&
port->cc2 != TYPEC_CC_OPEN) ||
(port->cc1 != TYPEC_CC_OPEN &&
@@ -2363,6 +2372,7 @@ static void run_state_machine(struct tcpm_port *port)
PD_T_CC_DEBOUNCE);
break;
case SNK_DEBOUNCED:
+ debug("%s state SNK_DEBOUNCED\n", __func__);
if (tcpm_port_is_disconnected(port)) {
tcpm_set_state(port, SNK_UNATTACHED,
PD_T_PD_DEBOUNCE);
@@ -2374,6 +2384,7 @@ static void run_state_machine(struct tcpm_port *port)
break;
case SNK_ATTACHED:
+ debug("%s state SNK_ATTACHED\n", __func__);
ret = tcpm_snk_attach(port);
if (ret < 0)
tcpm_set_state(port, SNK_UNATTACHED, 0);
@@ -2381,6 +2392,7 @@ static void run_state_machine(struct tcpm_port *port)
tcpm_set_state(port, SNK_STARTUP, 0);
break;
case SNK_STARTUP:
+ debug("%s state SNK_STARTUP\n", __func__);
port->negotiated_rev = PD_MAX_REV;
port->message_id = 0;
port->rx_msgid = -1;
@@ -2388,6 +2400,7 @@ static void run_state_machine(struct tcpm_port *port)
tcpm_set_state(port, SNK_DISCOVERY, 0);
break;
case SNK_DISCOVERY:
+ debug("%s state SNK_DISCOVERY\n", __func__);
if (port->vbus_present) {
tcpm_set_current_limit(port,
tcpm_get_current_limit(port),
@@ -2406,10 +2419,12 @@ static void run_state_machine(struct tcpm_port *port)
PD_T_DB_DETECT : PD_T_NO_RESPONSE);
break;
case SNK_DISCOVERY_DEBOUNCE:
+ debug("%s state SNK_DISCOVERY_DEBOUNCE\n", __func__);
tcpm_set_state(port, SNK_DISCOVERY_DEBOUNCE_DONE,
PD_T_CC_DEBOUNCE);
break;
case SNK_DISCOVERY_DEBOUNCE_DONE:
+ debug("%s state SNK_DISCOVERY_DEBOUNCE_DONE\n", __func__);
#if 0
if (!tcpm_port_is_disconnected(port) &&
tcpm_port_is_sink(port) &&
@@ -2422,6 +2437,7 @@ static void run_state_machine(struct tcpm_port *port)
tcpm_set_state(port, unattached_state(port), 0);
break;
case SNK_WAIT_CAPABILITIES:
+ debug("%s state SNK_WAIT_CAPABILITIES\n", __func__);
ret = port->tcpc->set_pd_rx(port->tcpc, true);
if (ret < 0) {
tcpm_set_state(port, SNK_READY, 0);
@@ -2433,6 +2449,7 @@ static void run_state_machine(struct tcpm_port *port)
* were already in a stable contract before this boot.
* Do this only once.
*/
+ debug("## vbus_never_low: %d\n", port->vbus_never_low);
if (port->vbus_never_low) {
port->vbus_never_low = false;
tcpm_set_state(port, SOFT_RESET_SEND,
@@ -2443,6 +2460,7 @@ static void run_state_machine(struct tcpm_port *port)
}
break;
case SNK_NEGOTIATE_CAPABILITIES:
+ debug("%s state SNK_NEGOTIATE_CAPABILITIES\n", __func__);
port->pd_capable = true;
port->hard_reset_count = 0;
ret = tcpm_pd_send_request(port);
@@ -2455,6 +2473,7 @@ static void run_state_machine(struct tcpm_port *port)
}
break;
case SNK_NEGOTIATE_PPS_CAPABILITIES:
+ debug("%s state SNK_NEGOTIATE_PPS_CAPABILITIES\n", __func__);
ret = tcpm_pd_send_pps_request(port);
if (ret < 0) {
port->pps_status = ret;
@@ -2474,10 +2493,12 @@ static void run_state_machine(struct tcpm_port *port)
break;
case SNK_TRANSITION_SINK:
case SNK_TRANSITION_SINK_VBUS:
+ debug("%s state SNK_TRANSITION_SINK\n", __func__);
tcpm_set_state(port, hard_reset_state(port),
PD_T_PS_TRANSITION);
break;
case SNK_READY:
+ debug("%s state SNK_READY\n", __func__);
port->try_snk_count = 0;
port->update_sink_caps = false;
tcpm_typec_connect(port);
@@ -2485,6 +2506,7 @@ static void run_state_machine(struct tcpm_port *port)
* Here poll_event_cnt is cleared, waiting for self-powered Type-C devices
* to send DR_swap Messge until 1s (TCPM_POLL_EVENT_TIME_OUT * 500us)timeout
*/
+ debug("SNK_READY wait_dr_swap_Message: %d\n", port->wait_dr_swap_Message);
if (port->wait_dr_swap_Message)
port->poll_event_cnt = 0;
@@ -2507,11 +2529,14 @@ static void run_state_machine(struct tcpm_port *port)
/* Hard_Reset states */
case HARD_RESET_SEND:
+ debug("%s state HARD_RESET_SEND\n", __func__);
tcpm_pd_transmit(port, TCPC_TX_HARD_RESET, NULL);
+ debug("%s transmit TCPC_TX_HARD_RESET\n", __func__);
tcpm_set_state(port, HARD_RESET_START, 0);
port->wait_dr_swap_Message = false;
break;
case HARD_RESET_START:
+ debug("%s state HARD_RESET_START\n", __func__);
port->hard_reset_count++;
port->tcpc->set_pd_rx(port->tcpc, false);
port->nr_sink_caps = 0;
@@ -2523,6 +2548,7 @@ static void run_state_machine(struct tcpm_port *port)
tcpm_set_state(port, SNK_HARD_RESET_SINK_OFF, 0);
break;
case SRC_HARD_RESET_VBUS_OFF:
+ debug("%s state SRC_HARD_RESET_VBUS_OFF\n", __func__);
tcpm_set_vconn(port, true);
tcpm_set_vbus(port, false);
tcpm_set_roles(port, port->self_powered, TYPEC_SOURCE,
@@ -2537,6 +2563,7 @@ static void run_state_machine(struct tcpm_port *port)
tcpm_set_state(port, SRC_UNATTACHED, PD_T_PS_SOURCE_ON);
break;
case SNK_HARD_RESET_SINK_OFF:
+ debug("%s state SNK_HARD_RESET_SINK_OFF\n", __func__);
memset(&port->pps_data, 0, sizeof(port->pps_data));
tcpm_set_vconn(port, false);
if (port->pd_capable)
@@ -2551,11 +2578,13 @@ static void run_state_machine(struct tcpm_port *port)
tcpm_set_state(port, SNK_HARD_RESET_SINK_ON, PD_T_SAFE_0V);
break;
case SNK_HARD_RESET_WAIT_VBUS:
+ debug("%s state SNK_HARD_RESET_WAIT_VBUS\n", __func__);
/* Assume we're disconnected if VBUS doesn't come back. */
tcpm_set_state(port, SNK_UNATTACHED,
PD_T_SRC_RECOVER_MAX + PD_T_SRC_TURN_ON);
break;
case SNK_HARD_RESET_SINK_ON:
+ debug("%s state SNK_HARD_RESET_SINK_ON\n", __func__);
/* Note: There is no guarantee that VBUS is on in this state */
/*
* XXX:
@@ -2584,6 +2613,7 @@ static void run_state_machine(struct tcpm_port *port)
/* Soft_Reset states */
case SOFT_RESET:
+ debug("%s state SOFT_RESET\n", __func__);
port->message_id = 0;
port->rx_msgid = -1;
tcpm_pd_send_control(port, PD_CTRL_ACCEPT);
@@ -2594,6 +2624,7 @@ static void run_state_machine(struct tcpm_port *port)
}
break;
case SOFT_RESET_SEND:
+ debug("%s state SOFT_RESET_SEND\n", __func__);
port->message_id = 0;
port->rx_msgid = -1;
if (tcpm_pd_send_control(port, PD_CTRL_SOFT_RESET))
@@ -2797,6 +2828,7 @@ static void tcpm_state_machine(struct tcpm_port *port)
debug("state change %s -> %s [delayed %ld ms]\n",
tcpm_states[port->state],
tcpm_states[port->delayed_state], port->delay_ms);
+
port->prev_state = port->state;
port->state = port->delayed_state;
port->delayed_state = INVALID_STATE;
@@ -2836,6 +2868,7 @@ static void _tcpm_cc_change(struct tcpm_port *port, enum typec_cc_status cc1,
switch (port->state) {
case TOGGLING:
+ debug("%s state TOGGLING\n", __func__);
if (tcpm_port_is_debug(port) || tcpm_port_is_audio(port) ||
tcpm_port_is_source(port))
tcpm_set_state(port, SRC_ATTACH_WAIT, 0);
@@ -2863,10 +2896,12 @@ static void _tcpm_cc_change(struct tcpm_port *port, enum typec_cc_status cc1,
tcpm_set_state(port, SRC_UNATTACHED, 0);
break;
case SNK_UNATTACHED:
+ debug("%s state SNK_UNATTACHED\n", __func__);
if (tcpm_port_is_sink(port))
tcpm_set_state(port, SNK_ATTACH_WAIT, 0);
break;
case SNK_ATTACH_WAIT:
+ debug("%s state SNK_ATTACH_WAIT\n", __func__);
if ((port->cc1 == TYPEC_CC_OPEN &&
port->cc2 != TYPEC_CC_OPEN) ||
(port->cc1 != TYPEC_CC_OPEN &&
@@ -2880,6 +2915,7 @@ static void _tcpm_cc_change(struct tcpm_port *port, enum typec_cc_status cc1,
tcpm_set_state(port, SNK_ATTACH_WAIT, 0);
break;
case SNK_DEBOUNCED:
+ debug("%s state SNK_DEBOUNCED\n", __func__);
if (tcpm_port_is_disconnected(port))
new_state = SNK_UNATTACHED;
else if (port->vbus_present)
@@ -2890,6 +2926,7 @@ static void _tcpm_cc_change(struct tcpm_port *port, enum typec_cc_status cc1,
tcpm_set_state(port, SNK_DEBOUNCED, 0);
break;
case SNK_READY:
+ debug("%s state SNK_READY\n", __func__);
if (tcpm_port_is_disconnected(port))
tcpm_set_state(port, unattached_state(port), 0);
else if (!port->pd_capable &&
@@ -2900,29 +2937,35 @@ static void _tcpm_cc_change(struct tcpm_port *port, enum typec_cc_status cc1,
break;
case AUDIO_ACC_ATTACHED:
+ debug("%s state AUDIO_ACC_ATTACHED\n", __func__);
if (cc1 == TYPEC_CC_OPEN || cc2 == TYPEC_CC_OPEN)
tcpm_set_state(port, AUDIO_ACC_DEBOUNCE, 0);
break;
case AUDIO_ACC_DEBOUNCE:
+ debug("%s state AUDIO_ACC_DEBOUNCE\n", __func__);
if (tcpm_port_is_audio(port))
tcpm_set_state(port, AUDIO_ACC_ATTACHED, 0);
break;
case DEBUG_ACC_ATTACHED:
+ debug("%s state DEBUG_ACC_ATTACHED\n", __func__);
if (cc1 == TYPEC_CC_OPEN || cc2 == TYPEC_CC_OPEN)
tcpm_set_state(port, ACC_UNATTACHED, 0);
break;
case SNK_TRY:
+ debug("%s state SNK_TRY\n", __func__);
/* Do nothing, waiting for timeout */
break;
case SNK_DISCOVERY:
+ debug("%s state SNK_DISCOVERY\n", __func__);
/* CC line is unstable, wait for debounce */
if (tcpm_port_is_disconnected(port))
tcpm_set_state(port, SNK_DISCOVERY_DEBOUNCE, 0);
break;
case SNK_DISCOVERY_DEBOUNCE:
+ debug("%s state SNK_DISCOVERY_DEBOUNCE\n", __func__);
break;
case SRC_TRYWAIT:
@@ -2935,6 +2978,7 @@ static void _tcpm_cc_change(struct tcpm_port *port, enum typec_cc_status cc1,
tcpm_set_state(port, SRC_TRYWAIT, 0);
break;
case SNK_TRY_WAIT_DEBOUNCE:
+ debug("%s state SNK_TRY_WAIT_DEBOUNCE\n", __func__);
if (!tcpm_port_is_sink(port)) {
port->max_wait = 0;
tcpm_set_state(port, SRC_TRYWAIT, 0);
@@ -2948,14 +2992,17 @@ static void _tcpm_cc_change(struct tcpm_port *port, enum typec_cc_status cc1,
tcpm_set_state(port, SRC_TRY_WAIT, 0);
break;
case SNK_TRYWAIT_DEBOUNCE:
+ debug("%s state SNK_TRYWAIT_DEBOUNCE\n", __func__);
if (tcpm_port_is_sink(port))
tcpm_set_state(port, SNK_TRYWAIT_VBUS, 0);
break;
case SNK_TRYWAIT_VBUS:
+ debug("%s state SNK_TRYWAIT_VBUS\n", __func__);
if (!tcpm_port_is_sink(port))
tcpm_set_state(port, SNK_TRYWAIT_DEBOUNCE, 0);
break;
case SNK_TRYWAIT:
+ debug("%s state SNK_TRYWAIT\n", __func__);
/* Do nothing, waiting for tCCDebounce */
break;
case PR_SWAP_SNK_SRC_SINK_OFF:
@@ -3457,7 +3504,7 @@ struct tcpm_port *tcpm_port_init(struct udevice *dev, struct tcpc_dev *tcpc)
tcpm_init(port);
- printf("%s: init finished\n", dev_read_name(dev));
+ debug("%s: init finished\n", dev_read_name(dev));
return port;
}
@@ -3465,8 +3512,10 @@ EXPORT_SYMBOL_GPL(tcpm_port_init);
void tcpm_poll_event(struct tcpm_port *port)
{
- if (!port->tcpc->get_vbus(port->tcpc))
+ port->time_count = 3000;
+ if (!port->tcpc->get_vbus(port->tcpc)) {
return ;
+ }
while (port->poll_event_cnt < TCPM_POLL_EVENT_TIME_OUT) {
if (!port->wait_dr_swap_Message &&
@@ -3475,12 +3524,12 @@ void tcpm_poll_event(struct tcpm_port *port)
(port->state == DEBUG_ACC_ATTACHED) ||
(port->state == AUDIO_ACC_ATTACHED)))
break;
-
- port->tcpc->poll_event(port->tcpc);
- port->poll_event_cnt++;
- udelay(500);
}
+ while (port->time_count > 0) {
+ port->time_count--;
+ udelay(1000);
+ }
/*
* At this time, call the callback function of the respective pd chip
* to enter the low-power mode. In order to reduce the time spent on
@@ -3497,9 +3546,9 @@ void tcpm_poll_event(struct tcpm_port *port)
if (port->tcpc->enter_low_power_mode(port->tcpc,
port->attached,
port->pd_capable))
- printf("failed to enter low power\n");
+ debug("failed to enter low power\n");
else
- printf("PD chip enter low power mode\n");
+ debug("PD chip enter low power mode\n");
}
}
EXPORT_SYMBOL_GPL(tcpm_poll_event);
--
Armbian
Reference in New Issue Copy Permalink