i2c: bcm2835: Set up the rising/falling edge delays #2407
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We were leaving them in the power on state (or the state the firmware had set up for some client, if we were taking over from them). The boot state was 30 core clocks, when we actually want to sample some time after (to make sure that the new input bit has actually arrived). Signed-off-by: Eric Anholt <[email protected]> Signed-off-by: Boris Brezillon <[email protected]> Signed-off-by: Wolfram Sang <[email protected]> Cc: [email protected] (cherry picked from commit fe32a81)
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This fixed EDID on at least one of Boris's monitors. |
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Thanks, Eric. I tweaked the commit message to follow the convention for back-ports. |
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kernel: Fix GCC 6.4.0 and 7.3.0 warnings See: raspberrypi/linux#2413 kernel: audioinjector-octo: Add continuous clock feature See: raspberrypi/linux#2409 kernel: overlays: Add 'upstream' overlay See: raspberrypi/linux#2393 kernel: overlays: Add overlay for PiBell soundcard See: https://www.raspberrypi.org/forums/viewtopic.php?f=44&t=99784&p=1279490#p1278971 kernel: Removing (broken) RaspiDac3 support kernel: i2c: bcm2835: Set up the rising/falling edge delays See: raspberrypi/linux#2407 kernel: overlays: Add updated mmc1 alias to sdio overlays kernel: config: Enable CONFIG_GPIO_MOCKUP module See: raspberrypi/linux#2410 kernel: overlays: Rework sdio overlays to allow polling See: raspberrypi/linux#2401 kernel: firmware/raspberrypi: Add a get_throttled sysfs file See: raspberrypi/linux#2397 firmware: dtoverlay: Also allow fragment-<n> in overlays firmware: i2c_gpio: Optimise and run clients faster
popcornmix
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kernel: Fix GCC 6.4.0 and 7.3.0 warnings See: raspberrypi/linux#2413 kernel: audioinjector-octo: Add continuous clock feature See: raspberrypi/linux#2409 kernel: overlays: Add 'upstream' overlay See: raspberrypi/linux#2393 kernel: overlays: Add overlay for PiBell soundcard See: https://www.raspberrypi.org/forums/viewtopic.php?f=44&t=99784&p=1279490#p1278971 kernel: Removing (broken) RaspiDac3 support kernel: i2c: bcm2835: Set up the rising/falling edge delays See: raspberrypi/linux#2407 kernel: overlays: Add updated mmc1 alias to sdio overlays kernel: config: Enable CONFIG_GPIO_MOCKUP module See: raspberrypi/linux#2410 kernel: overlays: Rework sdio overlays to allow polling See: raspberrypi/linux#2401 kernel: firmware/raspberrypi: Add a get_throttled sysfs file See: raspberrypi/linux#2397 firmware: dtoverlay: Also allow fragment-<n> in overlays firmware: i2c_gpio: Optimise and run clients faster
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We were leaving them in the power on state (or the state the firmware
had set up for some client, if we were taking over from them). The
boot state was 30 core clocks, when we actually want to sample some
time after (to make sure that the new input bit has actually arrived).
Signed-off-by: Eric Anholt [email protected]
Signed-off-by: Boris Brezillon [email protected]
Signed-off-by: Wolfram Sang [email protected]
Cc: [email protected]
(cherry picked from commit fe32a81)