From 8224f09ae59170f15713bb6a4948d3cb2e462160 Mon Sep 17 00:00:00 2001 From: Zick Wei Date: Fri, 13 Nov 2020 12:09:19 +0800 Subject: dooly: update gpio This patch add a gpio to allow EC disable EDID rom write protect, which will only be use in factory script. low: disable write protect, EC can access EDID rom. high: enable write protect, EC can't access EDID rom. BUG=b:171822443 BRANCH=puff TEST=make BOARD=dooly Signed-off-by: Zick Wei Change-Id: I6ad94dcda14a524e2b3b1d58d6593dfc022d2002 Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2535902 Reviewed-by: Edward O'Callaghan Reviewed-by: Andrew McRae Commit-Queue: Andrew McRae --- board/dooly/gpio.inc | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/board/dooly/gpio.inc b/board/dooly/gpio.inc index b7f1200296..d4b06d1443 100644 --- a/board/dooly/gpio.inc +++ b/board/dooly/gpio.inc @@ -151,8 +151,10 @@ ALTERNATE(PIN_MASK(6, 0x30), 0, MODULE_UART, 0) /* UART from EC GPIO(PANEL_ID0, PIN(0, 2), GPIO_INPUT) GPIO(PANEL_ID1, PIN(C, 6), GPIO_INPUT) +/* EDID write protect control */ +GPIO(EC_EDID_WP_DISABLE_L, PIN(D, 3), GPIO_OUT_HIGH) /* LOW to disable EDID WP */ + /* Unused pins */ -UNUSED(PIN(D, 3)) /* E9 TP55 */ UNUSED(PIN(9, 5)) /* H10 TP54 */ UNUSED(PIN(4, 0)) /* E4 TP56 */ UNUSED(PIN(5, 0)) /* G4 NC */ -- cgit v1.2.1