Overflow happens when raw value from ADC is greater than 0x7FFF.
When it happens, skip the result.
BRANCH=ryu,jerry
TEST=Without this code, the proximity sensor would show 22000in
instead of staying close to 0 when thumb is near sensor.
BUG=chrome-os-partner:53851
Change-Id: Id2182acbbf7b00157d9fee5d28bb61df4f166246
Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/348300
Previously our charger ISR called a deferred task which woke our charger
task. We can skip the deferred task and just wake our charger task
directly.
The other meaningful change here is to assume that we're using the
charger for VBUS detection / BC1.2 if we have a usb_chg task, which
holds true for all of our current boards with this charger.
BUG=None
TEST=Manual on kevin with subsequent commit. Verify charger connect /
disconnect detection works properly on both ports, with zinger, donette
and generic DCP charger.
BRANCH=None
Signed-off-by: Shawn Nematbakhsh <shawnn@chromium.org>
Change-Id: Iad4f3ea90947b50859c549b591675e325717209f
Reviewed-on: https://chromium-review.googlesource.com/352822
Commit-Ready: Shawn N <shawnn@chromium.org>
Tested-by: Shawn N <shawnn@chromium.org>
Reviewed-by: Vijay P Hiremath <vijay.p.hiremath@intel.com>
Reviewed-by: Mary Ruthven <mruthven@chromium.org>
Reviewed-by: Vincent Palatin <vpalatin@chromium.org>
ANX7688 is a TCPCI compatible port controller with HDMI to DP converter.
The HDMI converter needs a reset every time after enabling its function.
BRANCH=none
BUG=chrome-os-partner:52815
TEST=manual
boot elm proto
plug and unplug dingdong and check DP output
plug/unplug adapter and check pd 0 state
Change-Id: I774421d7b0b8d2cfd31e860fcd4eaed08ee48ac7
Signed-off-by: Rong Chang <rongchang@chromium.org>
Signed-off-by: Tang Zhentian1 <ztang@analogixsemi.com>
Reviewed-on: https://chromium-review.googlesource.com/340371
Commit-Ready: Koro Chen <koro.chen@mediatek.com>
Tested-by: Koro Chen <koro.chen@mediatek.com>
Reviewed-by: Nicolas Boichat <drinkcat@chromium.org>
If i2c communication with the TCPC is failing after 300ms+ then it's
likely going to fail forever, so return an error to allow the PD task to
continue initialization.
BUG=chrome-os-partner:53815
BRANCH=None
TEST=Manual on reef. Disconnect TCPC, attach charger to other port, and
verify charge manager correctly sets current limit based on detection.
Change-Id: I2c12320971a77504292f75393791e609e34897b4
Signed-off-by: Shawn Nematbakhsh <shawnn@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/352501
Commit-Ready: Shawn N <shawnn@chromium.org>
Tested-by: Shawn N <shawnn@chromium.org>
Reviewed-by: Vincent Palatin <vpalatin@chromium.org>
Default setting is at 48MHz.
For PLL frequency at 24MHz:
1. USB module can't work, it requires 48MHz to work.
2. SSPI clock frequency is divide by two.
Signed-off-by: Dino Li <dino.li@ite.com.tw>
BRANCH=none
BUG=none
TEST=1. uart, i2c, timer, and pd modules are function normally
at different PLL frequency settings.
2. use 'flashrom' utility to flash EC binary with different
PLL settings.
Change-Id: Iabce4726baff493a6136136af18732b58df45d7f
Reviewed-on: https://chromium-review.googlesource.com/347551
Commit-Ready: Dino Li <Dino.Li@ite.com.tw>
Tested-by: Dino Li <Dino.Li@ite.com.tw>
Reviewed-by: Randall Spangler <rspangler@chromium.org>
There is only one charger IC and one interrupt PIN for both the ports
and also from the ISR it's not possible to decode from which port the
interrupt is triggered hence a deferred function is used to trigger
the wake event for the ports. As there is no additional benefit of
having an extra task, added code to use only one USB charger task for
both the ports.
BUG=chrome-os-partner:54272
BRANCH=none
TEST=Manually tested on Amenia. BC1.2 detection is success
and the battery can charge on both the ports (VBUS/VCC).
Change-Id: I2745a5a179662aaeef8d48c8c1763919e8853fd0
Signed-off-by: Vijay Hiremath <vijay.p.hiremath@intel.com>
Reviewed-on: https://chromium-review.googlesource.com/351752
Commit-Ready: Vijay P Hiremath <vijay.p.hiremath@intel.com>
Tested-by: Vijay P Hiremath <vijay.p.hiremath@intel.com>
Reviewed-by: Shawn N <shawnn@chromium.org>
Added support to enable the BD99955 charger interrupt to detect
the VBUS activity. With this approach GPIO USB_Cx_VBUS_DET_N pin
can be removed.
BUG=chrome-os-partner:53688
BRANCH=none
TEST=Manually tested on Amenia. Type-C, DCP & SDP chargers can
negotiate to desired current & voltage. Battery can charge.
USB3.0 & USB2.0 sync devices are detected by the Kernel.
Change-Id: I5470092c5cd43026aafc1a638ba446d0037c71e7
Signed-off-by: Vijay Hiremath <vijay.p.hiremath@intel.com>
Reviewed-on: https://chromium-review.googlesource.com/343650
Commit-Ready: Vijay P Hiremath <vijay.p.hiremath@intel.com>
Tested-by: Vijay P Hiremath <vijay.p.hiremath@intel.com>
Reviewed-by: Shawn N <shawnn@chromium.org>
If a non-BC1.2 compliant charger is attached and if the USB charge
port detection is success then setting the charger supplier type as
CHARGE_SUPPLIER_OTHER.
BUG=none
BRANCH=none
TEST=Manually tested on Amenia. Used Apple USB charger (5.1V & 2.1A)
and few non-BC1.2 chargers (5V & 1A, 5V & 2.1A). Charger is
detected as CHARGE_SUPPLIER_OTHER and the battery can charge.
Change-Id: I35458dc173505cea970afc37d8f9ffb3c4376fe2
Signed-off-by: Vijay Hiremath <vijay.p.hiremath@intel.com>
Reviewed-on: https://chromium-review.googlesource.com/348060
Commit-Ready: Vijay P Hiremath <vijay.p.hiremath@intel.com>
Tested-by: Vijay P Hiremath <vijay.p.hiremath@intel.com>
Reviewed-by: Shawn N <shawnn@chromium.org>
Previously CONFIG_USB_PD_TCPM_VBUS had two uses which were independent:
- When operating as a TCPC, it indicated that the VBUS level should be
tracked (through GPIO inputs) and sent to the external TCPM when
appropriate.
- When operating as a TCPM, it indicated that the VBUS level should be
obtained by querying the TCPC.
These two independent uses have been split into
CONFIG_USB_PD_TCPC_TRACK_VBUS and CONFIG_USB_PD_VBUS_DETECT_TCPC, which
sould be more clear.
In addition, CONFIG_USB_PD_VBUS_DETECT_* CONFIGs have been added for
other means of VBUS detection.
BUG=chromium:616580
BRANCH=None
TEST=Verify kevin continues to boot + charge.
Signed-off-by: Shawn Nematbakhsh <shawnn@chromium.org>
Change-Id: I936821481d6577e17e3e9c61ff97c037574d6923
Reviewed-on: https://chromium-review.googlesource.com/348950
Commit-Ready: Shawn N <shawnn@chromium.org>
Tested-by: Shawn N <shawnn@chromium.org>
Reviewed-by: Shawn N <shawnn@chromium.org>
After the EC is powered, we are no longer concerned with the
IADP-selected current limit, so disable IADP measurement. On some
platforms, this prevents IADP from interfering with register-selected
current limits.
BUG=chrome-os-partner:53693
BRANCH=None
TEST=Verify reef selects a new input current limit when external charger
is plugged.
Change-Id: I1acadc03e3c978368dc96fd478970960106c18fb
Signed-off-by: Shawn Nematbakhsh <shawnn@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/348520
Commit-Ready: Shawn N <shawnn@chromium.org>
Tested-by: Shawn N <shawnn@chromium.org>
Reviewed-by: David Hendricks <dhendrix@chromium.org>
Reviewed-by: Rachel Nancollas <rachelsn@google.com>
Driver implements TCPC for ANX74xx chips. Enables Type C
port for USB and DP alt mode. Enable port role swap feature.
Driver implements TCPC for ANX74xx chips firmware version 1.0 and later.
Please update to ANX74xx firmware to V1.0 or later version to work.
Change list:
1, modify the position of define and struct declare
which response the comment for patch 22.
BUG=chrome-os-partner:49510
BRANCH=none
TEST=tested compiled binary for pdeval-stm32f072 board with this patch.
Power contract establishment, port role swap, DP alt mode works fine.
Change-Id: Iae6322510605a08d3bdd08446116ef5f9e4f7a7c
Signed-off-by: Aman Kumar <akumar@analogixsemi.com>
Signed-off-by: Junhua Xia <jxia@analogixsemi.com>
Reviewed-on: https://chromium-review.googlesource.com/322433
Commit-Ready: Shawn N <shawnn@chromium.org>
Tested-by: Shawn N <shawnn@chromium.org>
Reviewed-by: Shawn N <shawnn@chromium.org>
Previously usb_charger.c supported only pi3usb9281, but now support for
additional parts is required. Move pericom-specific code (including the
usb_charger tasks that handles various quirks of that part) to the
pi3usb9281 usb_switch driver.
Going forward, usb_switch drivers must implement
usb_charger_set_switches() and must have some method (such as a task or
interrupt handler) to update charge_manager with information about
attached chargers.
BUG=chrome-os-partner:53363
BRANCH=None
TEST=`make buildall -j`
Signed-off-by: Shawn Nematbakhsh <shawnn@chromium.org>
Change-Id: I4df74e043d8cf2e532d48c39c73b7dc2930f7d3b
Reviewed-on: https://chromium-review.googlesource.com/344289
Commit-Ready: Shawn N <shawnn@chromium.org>
Tested-by: Shawn N <shawnn@chromium.org>
Reviewed-by: Vincent Palatin <vpalatin@chromium.org>
Previously calls to hook_call_deferred were passed the function to call,
which was then looked up in the .rodata.deferred section with a linear
search. This linear search can be replaced with a subtract by passing
the pointer to the deferred_data object created when DECLARE_DEFERRED
was invoked.
Signed-off-by: Anton Staaf <robotboy@chromium.org>
BRANCH=None
BUG=None
CQ-DEPEND=CL:*255812
TEST=make buildall -j
Change-Id: I951dd1541302875b102dd086154cf05591694440
Reviewed-on: https://chromium-review.googlesource.com/334315
Commit-Ready: Bill Richardson <wfrichar@chromium.org>
Tested-by: Bill Richardson <wfrichar@chromium.org>
Reviewed-by: Bill Richardson <wfrichar@chromium.org>
In Pseudo G3 if both VBUS_EN & VCC_EN are disabled, on plugging the AC
on either of the ports, ACOK pin is not asserted because the charger
cannot detect the voltage on either of the ports. Hence the device cannot
boot until the power button is pressed.
Enable both the VBUS_EN & VCC_EN before entering pseudo G3 at the board
level functions so that the board can boot to S0 on plugging the AC on
either of the ports.
BUG=none
BRANCH=none
TEST=Manually tested on Amenia. Enter PG3, plug in the AC, charger ACOK
is asserted and the device boots to S0.
Change-Id: Idbae2306948a470592219edfe475dc9b45c1df58
Signed-off-by: Vijay Hiremath <vijay.p.hiremath@intel.com>
Reviewed-on: https://chromium-review.googlesource.com/338825
Commit-Ready: Vijay P Hiremath <vijay.p.hiremath@intel.com>
Tested-by: Vijay P Hiremath <vijay.p.hiremath@intel.com>
Reviewed-by: Shawn N <shawnn@chromium.org>
If the charge current or charge voltage registers are set to zero then the
charger cuts the power to board. BD99955 does not support 0mA charge current
& 0mV charge voltage values hence set the charge current & charge voltage
to charger's minimum values.
BUG=chrome-os-partner:52050
BRANCH=none
TEST=Manually tested on Amenia. Board can boot without the battery.
Battery does not discharge when the charger current or charger
voltage is sent to 0 from the charger manager.
Change-Id: I8049525594d107d7ad1ff2f17e8df757ee86458c
Signed-off-by: Vijay Hiremath <vijay.p.hiremath@intel.com>
Reviewed-on: https://chromium-review.googlesource.com/337404
Commit-Ready: Vijay P Hiremath <vijay.p.hiremath@intel.com>
Tested-by: Vijay P Hiremath <vijay.p.hiremath@intel.com>
Reviewed-by: Shawn N <shawnn@chromium.org>
bd99955 enables BC1.2 detection by default and auto-sets current limit
based upon the detection results. This is undesirable because it races
against our external current limit settings (eg. USB-C / PD detection).
BUG=chrome-os-partner:51766
BRANCH=None
TEST=Manual on kevin. Plug zinger 10 times, verify that battery charges
at ~1500mA on each plug, except for cases where Zinger falls into reset
/ OC loop (a separate issue).
Change-Id: I787b2434c30b89fe78bbe50666075c694bf64503
Signed-off-by: Shawn Nematbakhsh <shawnn@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/336970
Commit-Ready: Shawn N <shawnn@chromium.org>
Tested-by: Shawn N <shawnn@chromium.org>
Reviewed-by: Mary Ruthven <mruthven@chromium.org>
modify g781.c/.h to g78x.c/.h to suppor both G781/G782 temp sensor
based on CONFIG_TEMP_SENSOR_G781 or CONFIG_TEMP_SENSOR_G782
BUG=none
BRANCH=none
TEST=make buildall; able to get temperature data on board with G782
Change-Id: Ia32c85e9964bfd7c0c5263f04368bc001a27fe10
Signed-off-by: Kevin K Wong <kevin.k.wong@intel.com>
Reviewed-on: https://chromium-review.googlesource.com/334228
Reviewed-by: Shawn N <shawnn@chromium.org>
Add support for charge port switching and extpower detection, which are
not part of the standard charger API.
In addition, add a console command for dumping all regs, which is
helpful for debug.
BUG=chrome-os-partner:51722
TEST=Manual with subsequent commit. Verify kevin charges at 3A input current
when zinger is inserted, and verify battery actually charges.
BRANCH=None
Change-Id: I98a0c0142d26facc0e0b9ef7f1dcd003ebffd9c1
Signed-off-by: Shawn Nematbakhsh <shawnn@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/335537
Commit-Ready: Shawn N <shawnn@chromium.org>
Tested-by: Shawn N <shawnn@chromium.org>
Reviewed-by: Vijay P Hiremath <vijay.p.hiremath@intel.com>
Reviewed-by: Kevin K Wong <kevin.k.wong@intel.com>
Reviewed-by: Mary Ruthven <mruthven@chromium.org>
isl9237 uses HW ramping but has no way to monitor the ramp current. Zero
is not a good estimate of the ramp current and scares users into
thinking their device isn't charging, so use the nominal current limit
instead.
BUG=chrome-os-partner:51286
BRANCH=Glados
TEST=Verify "ectool usbpdpower" on chell reports "14xxxmV / 2668mA"
rather than "... / 0mA" with stock charger attached.
Change-Id: I0a29c8092b4994fda68dc3db8e02be2e0f234fd9
Signed-off-by: Shawn Nematbakhsh <shawnn@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/334237
Reviewed-by: Vincent Palatin <vpalatin@chromium.org>
(cherry picked from commit cef36e872f72db9e060dd0cc7e5bced3062fbfd1)
Reviewed-on: https://chromium-review.googlesource.com/334395
Commit-Ready: Shawn N <shawnn@chromium.org>
Tested-by: Shawn N <shawnn@chromium.org>
Reviewed-by: Shawn N <shawnn@chromium.org>
Isl9237 default setting sets 1.3s debounce time from ACOK assertion
to switching. It's too long for EC being notified AC is present.
Change the value to 150ms.
BUG=none
BRANCH=glados
TEST=In Kunimitsu system, plug in Zinger and capture timestamp when EC
receive AC_PRESENT interrupt, it's reduced by ~1.2s.
Change-Id: I2b027eef816949527138f7b8b53d5408fc823093
Signed-off-by: li feng <li1.feng@intel.com>
Reviewed-on: https://chromium-review.googlesource.com/326844
Commit-Ready: Li1 Feng <li1.feng@intel.com>
Tested-by: Li1 Feng <li1.feng@intel.com>
Reviewed-by: Shawn N <shawnn@chromium.org>
This patch introduces HOST_CPPFLAGS to be used for all
objects being compiled with HOSTCC rather then the target
compiler.
Since glibc is not linked into the EC, no glibc include files
should be included in the EC code base. Hence, create local
definitions for clock_t and wchar_t that match what the glibc
include would have done, and remove some unneeded includes.
Due to very eager optimization, we have to give gcc a little
notch to not kick out memset.
Signed-off-by: Stefan Reinauer <reinauer@chromium.org>
BUG=chrome-os-partner:43025
BUG=chrome-os-partner:49517
BRANCH=none
TEST=compile tested
Change-Id: Idf3a2881fa8352756b0927b09c6a97473358f239
Reviewed-on: https://chromium-review.googlesource.com/322435
Commit-Ready: Patrick Georgi <pgeorgi@chromium.org>
Tested-by: Patrick Georgi <pgeorgi@chromium.org>
Reviewed-by: Patrick Georgi <pgeorgi@chromium.org>
The TCPCI specification defines ane optional register
18h 'CONFIG_STANDARD_OUTPUT' providing a standardized way
of steering the high-speed muxes.
Implement the feature as a usb_mux_driver, under the conditional flag
CONFIG_USB_PD_TCPM_MUX.
The USB PD port index should be set in the port_addr field of the
'usb_mux' structure.
Signed-off-by: Vincent Palatin <vpalatin@chromium.org>
BRANCH=none
BUG=chrome-os-partner:49605
TEST=run pdeval-stm32f072 connected to a Parade PS8751 board and test USB/DP
muxing.
Change-Id: I7e5f0b8ec70b1910b2cff9d106514baca8c899e5
Reviewed-on: https://chromium-review.googlesource.com/322956
Commit-Ready: Vincent Palatin <vpalatin@chromium.org>
Tested-by: Vincent Palatin <vpalatin@chromium.org>
Reviewed-by: Shawn N <shawnn@chromium.org>
Add 2 bytes into the TX byte count register used in
TCPC interface.
BUG=chrome-os-partner:48256
BRANCH=none
TEST=load on glados and attach zinger, make sure
PD negotiation successful.
Change-Id: Ie57d79f20def861c22f6e2e023545a65825ab3b4
Signed-off-by: Alec Berg <alecaberg@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/315879
Reviewed-by: Vincent Palatin <vpalatin@chromium.org>
Currently the EC waits until it reads a battery status with the flag
STATUS_INITIALIZED set, but the EC does not use this flag for charging
or any other battery operation. If this flag is not set, it does not
mean that the battery is unusable, it just means that its values may not
be trustworthy.
This change will remove the check for STATUS_INITIALIZED and just check
that the battery responds. The battery response shows that the battery
is connected and can be used by the EC.
BRANCH=none
BUG=chromium:564893
TEST=see that device without STATUS_INITIALIZED set will exit
battery_wait_for_stable() without timing out.
Change-Id: I07778e8570b6d9400b61beec6b2e222984a40692
Signed-off-by: Mary Ruthven <mruthven@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/315200
Reviewed-by: Randall Spangler <rspangler@chromium.org>
It is possible for the ALS state machine and the chip to not
agree: The EC thinks the device is busy making a measurement,
while the chip is waiting for the IRQ status register to be written.
It is not clear how it happened, an IRQ must have been lost.
Reinitiliazed the chip is stuck for 10s.
BRANCH=smaug
BUG=chrome-os-partner:45627
TEST=With an extra patch that force the IRQ handler to not do anything
every 100th, check the device recovers.
Use andro sensor to monitor light/proximity outputs.
Change-Id: I80d50bf92af127f85f82dc5c0ae318d4cfe06812
Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/313668
If proximity overflow (daylight), we would still assume the data was valid
and consider there is an object very very close.
That would prevent the light to be measured. (cl/312982)
Leave the value as max range for the HAL to handle.
BRANCH=smaug
BUG=b:25573958
TEST=Check in daylight that light is still measured
Change-Id: I684e6f4a9aecd3fd6b338a9939f7ede26752ecb8
Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/314921
Reviewed-by: Alec Berg <alecaberg@chromium.org>
Depending on timing, additional important messages may reside on our RX
FIFO at the time we process GoodCRC. Therefore, rather than flushing the
RX FIFO, simply read and discard the GoodCRC message.
BUG=chrome-os-partner:314492
BRANCH=None
TEST=Manual on Snoball with subsequent PWM changes. Verify PD contact
can be established with samus.
Signed-off-by: Shawn Nematbakhsh <shawnn@chromium.org>
Change-Id: I4f4fab1bc318d1bce1effffad9a792c5b4a43761
Reviewed-on: https://chromium-review.googlesource.com/314871
Commit-Ready: Shawn N <shawnn@chromium.org>
Tested-by: Shawn N <shawnn@chromium.org>
Reviewed-by: Alec Berg <alecaberg@chromium.org>
This adds a new function that can be use to apply USB EQ settings
to the mux. It currently only exposes the Tx and Rx channel
loss compensation.
BUG=chrome-os-partner:47074
BRANCH=none
TEST=build and boot on chell
Change-Id: I1ec83cdcbb17da8e7289e6633509b64f01b14348
Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/313747
Reviewed-by: Shawn N <shawnn@chromium.org>
This adds a callback for board specific initialization that is called
after the driver init function. This will allow a board to apply
port-specific tuning (such as USB EQ settings) to the mux chip.
BUG=chrome-os-partner:47074
BRANCH=none
TEST=build and boot on chell
Change-Id: Ib162f9a2c5239678c46b80e5517823b336f6b66c
Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/313746
Reviewed-by: Shawn N <shawnn@chromium.org>
Some SPI slave devices need a delay to digest write commands. (BMI160).
Add a 1ms delay in the write command.
BRANCH=smaug
BUG=none
TEST=Check on the logic analyzer that there is ~1.5ms delay between back
to back spixfer w ... commands.
Change-Id: I7cc6ed0da9ae39550e58457b9431eb01b5ab36d8
Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/305379
Reviewed-by: Alec Berg <alecaberg@chromium.org>
