aaffb9940a
Update README
1 month ago
3726b6adc2
Pull-up port 8 upper nibble of pins and keep them as inputs
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This avoids pulling them low temporarily during startup.
1 month ago
6fbfb61c14
Revert "Add extra 50uA savings by disabling the USB 3.3V regulator"
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This reverts commit c4f36fdb14
1 month ago
9943053bc1
Update power use measurements
1 month ago
470f230d15
Disable USB stack in stock firmware by default, for max power savings
1 month ago
c4f36fdb14
Add extra 50uA savings by disabling the USB 3.3V regulator
1 month ago
b24b0f1d84
Configure MCU pins properly to avoid floating inputs
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This reduces the power consumption of the MCU significantly.
1 month ago
3e2fc2a6ed
Update keyboard schematic
1 month ago
6145b3df0a
Fix re-entry to sleep after the first keypress
1 month ago
61e90842de
Fix no-USB build of the stock firwmare
1 month ago
4b3d885b61
Check that no key is pressed right after setting up IC interrupt and before going to sleep
1 month ago
0899765c07
Don't declare variables that are unused in certain firmware configurations
1 month ago
073505f31f
Add firmware build target shortcut
1 month ago
693cf5ae86
Fix issue with ppkb inputd not working after using the kernel driver
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This was caused by kernel driver disabling the matrix scan in the KB
firmware and userspace tools not re-enabling it on startup. :)
8 months ago
ec8e248883
Add more bit definitions to cahrger ctl register map
8 months ago
91163251e6
Don't exit the debugger on I2C communication errors, just report them
1 year ago
5e365d71d1
Improve inputd error reprting
1 year ago
d585c744e3
Remove selftest
1 year ago
4a65f41988
Don't do probing at startup
1 year ago
6bc1736857
Inputd improvements
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- retry reading kb data after interrupt if the first read fails
- poll for data when the key is pressed to detect missed interrupts
- report issues
1 year ago
2da55b7d62
Build only the tools by default
1 year ago
024d52263e
Fix charger status reporting (VIN overvoltage/low load bits were swapped)
1 year ago
013149dc89
Disable the self-test binary build (it doesn't work anyway)
1 year ago
f681795424
ENOENT means the i2c userspace device driver is missing
1 year ago
75b7cdaed2
Add some helpful messages
1 year ago
13bf8c43ca
Update TODO
1 year ago
3ade80f425
Add support for Pinephone Pro
1 year ago
af4009e3bf
Make kmap.h build more resilient
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Building with missing php resulted in empty kmap.h
1 year ago
a1978d22ed
i2c-charger-ctl doesn't need the INT gpio access, remove it
1 year ago
a4ca2223e1
Compile with -Wall and fix issues this revealed
1 year ago
457e5658d9
Add missing argument to error reporting functions
1 year ago
7830c7986f
Fix writing charger registers (result detection was broken)
1 year ago
31c41b7d9e
Drop I2C bit functions, to make timing easier to modify
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I2C to the charger now has clean 100kHz timing. One read command now takes
400us, and one write command takes 300us to execute.
2 years ago
78c72fe448
Make register define order less confusing
2 years ago
a049cd5107
Make charger tool read/write data from charger via MCU I2C proxy commands
2 years ago
21374993b3
Allow to reset to stock firmware from user firmware by holding pine+f+h
2 years ago
0b280ebc14
Fix I2C bit banging code
2 years ago
bf0c0e9c97
Make i2c flasger reset the app block flag
2 years ago
574d68aa89
fw: Change to bit-banging I2C implementation for charger comm
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New code, compiles, but it's not tested yet!
2 years ago
4a1abce0eb
Update inputd to make it work with the latest firmware API
2 years ago
62e2ebe7ec
Fix keymap generator, drop prototype keymap
2 years ago
f1e3f6dce6
Drop prototype keyboard build
2 years ago
3c02d41c4b
Add final PCB photos/schematics
2 years ago
fa19294d05
Dump option ROM when reading flash over USB
2 years ago
0e4f426dfb
Add bin2pgd tool
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This is used by the vendor's flashing tool. It's ROM image + option
ROM image appended (256 bytes).
Option ROM contains some flags and configuration data for the MCU.
Things like oscillator configuration, HW reset pin enable, data EEPROM
enable, etc.
2 years ago
246aaaa42e
firmware: Statically allocate keys array
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Allocating the array on the stack before initializing the stack pointer
does not work.
2 years ago
3c6488b99e
Disable I2CA in all firmware builds
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It is unlikely that any future revision of the hardware will use I2CA.
2 years ago
3107546c04
Revert "firmware: Make interrupt signal shorter (10us)"
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The longer duration is actually required, likely due to debouncing
applied on the SoC side. Even 50us was unreliable.
This reverts commit 3b723583e7
2 years ago
ee438569e3
Update TODO
2 years ago
f8b901e832
firmware: Add final/proto-v3 builds
2 years ago
Ondrej Jirman