linux-kernel - [PATCH 1/2] platform/chrome: cros_ec: Add host command to keep AP off after EC reset.

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Message-Id: <20201217081423.896862-1-pihsun@chromium.org>
Date:   Thu, 17 Dec 2020 16:14:19 +0800
From:   Pi-Hsun Shih <pihsun@...omium.org>
To:     unlisted-recipients:; (no To-header on input)
Cc:     Pi-Hsun Shih <pihsun@...omium.org>,
        Nicolas Boichat <drinkcat@...omium.org>,
        Benson Leung <bleung@...omium.org>,
        Enric Balletbo i Serra <enric.balletbo@...labora.com>,
        Guenter Roeck <groeck@...omium.org>,
        Mark Brown <broonie@...nel.org>,
        Prashant Malani <pmalani@...omium.org>,
        "Gustavo A. R. Silva" <gustavoars@...nel.org>,
        linux-kernel@...r.kernel.org (open list)
Subject: [PATCH 1/2] platform/chrome: cros_ec: Add host command to keep AP off after EC reset.

Add command to EC_CMD_REBOOT_EC to reset EC but don't boot AP.

Signed-off-by: Pi-Hsun Shih <pihsun@...omium.org>

---

The corresponding changes in ChromeOS EC firmware is at crrev.com/c/2428361

---
 include/linux/platform_data/cros_ec_commands.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/linux/platform_data/cros_ec_commands.h b/include/linux/platform_data/cros_ec_commands.h
index a3a9a878415f..b80a4a7038e4 100644
--- a/include/linux/platform_data/cros_ec_commands.h
+++ b/include/linux/platform_data/cros_ec_commands.h
@@ -4729,6 +4729,7 @@ enum ec_reboot_cmd {
 	EC_REBOOT_DISABLE_JUMP = 5,  /* Disable jump until next reboot */
 	EC_REBOOT_HIBERNATE = 6,     /* Hibernate EC */
 	EC_REBOOT_HIBERNATE_CLEAR_AP_OFF = 7, /* and clears AP_OFF flag */
+	EC_REBOOT_COLD_AP_OFF = 8,   /* Cold-reboot and don't boot AP */
 };
 
 /* Flags for ec_params_reboot_ec.reboot_flags */

base-commit: accefff5b547a9a1d959c7e76ad539bf2480e78b
-- 
2.29.2.684.gfbc64c5ab5-goog