From 528ddf7660c48f33beb834e0cfd629cd08f16548 Mon Sep 17 00:00:00 2001
From: Dave Parker <dparker@chromium.org>
Date: Fri, 5 Jul 2013 10:21:49 -0700
Subject: [PATCH] Implement battery cut-off host command for Peppy.

BUG=chrome-os-partner:20720
BRANCH=peppy
TEST=Run 'ectool batterycutoff' on the DUT, shut it down, and unplug
AC power. Verify the only way to turn it on is by plugging the AC power
back in.

Change-Id: Ia6a93249843b72f4396d083cfe15a263d0a1836d
Signed-off-by: Dave Parker <dparker@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/61047
Reviewed-by: Shawn Nematbakhsh <shawnn@chromium.org>
---
 common/battery_peppy.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/common/battery_peppy.c b/common/battery_peppy.c
index 79cda41ba4..9672eeef87 100644
--- a/common/battery_peppy.c
+++ b/common/battery_peppy.c
@@ -6,6 +6,11 @@
  */
 
 #include "battery_pack.h"
+#include "host_command.h"
+#include "smart_battery.h"
+
+#define SB_SHIP_MODE_ADDR	0x3a
+#define SB_SHIP_MODE_DATA	0xc574
 
 /* Values for 54Wh 3UPF656790-1-T1001 battery */
 static const struct battery_info info = {
@@ -50,3 +55,10 @@ void battery_vendor_params(struct batt_params *batt)
 	}
 #endif
 }
+
+int battery_command_cut_off(struct host_cmd_handler_args *args)
+{
+	return sb_write(SB_SHIP_MODE_ADDR, SB_SHIP_MODE_DATA);
+}
+DECLARE_HOST_COMMAND(EC_CMD_BATTERY_CUT_OFF, battery_command_cut_off,
+		     EC_VER_MASK(0));