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authorRaul Rangel <rrangel@chromium.org>2019-01-17 21:39:19 +0000
committerPatrick Georgi <pgeorgi@google.com>2019-01-21 13:27:47 +0000
commit034e5e6fa5499e52c51097047a8896da734e08ea (patch)
tree79810423d764fe32a4665f176de2ff3c7f287ccf /src/include
parentda02719462bc1b89405d7aeb799d5d6487aca71a (diff)
Revert "soc/amd/stoneyridge/gpio: Configure debounce for irq gpios"
This reverts commit b82afce18aff24b6e5e3b73a67a6533cc4865a26. Reason for revert: This causes depthcharge to not boot due to TPM timeout errors. Because there is no wait after setting the debounce register, we lose data because the read-modify-write loses the interrupt status bit. e.g., GPIO 5 sets debounce, without a wait. Then GPIO 9 has it's debounce set. Because the interrupt controller is masking the interrupt enable status bit, the read-modify-write for GPIO9 loses the interrupt enable status bit and it never gets set again. This causes the interrupt to never latch. We should possibly make depthcharge set the interrupt enable status bit for latched GPIOs. Change-Id: Idd7259b14b24c441529d64e173be9faec03f4fc8 Signed-off-by: Raul E Rangel <rrangel@chromium.org> Signed-off-by: Martin Roth <martinroth@google.com> Reviewed-on: https://review.coreboot.org/c/30981 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Daniel Kurtz <djkurtz@google.com>
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