From 93fd8fa40fbe80bd825ad7d28b4f2c85c0b751be Mon Sep 17 00:00:00 2001 From: Daisuke Nojiri Date: Tue, 28 Nov 2017 14:11:30 -0800 Subject: chromeec: Add command to override charger limit This patch adds EC_CMD_OVERRIDE_DEDICATED_CHARGER_LIMIT, which overrides the max input current and voltage when a barrel jack adapter supplies power. BUG=b:64442692 BRANCH=none TEST=Boot Fizz. Use chgsup console command to verify the max current and voltage are set as expected. Change-Id: I8c6fc54e519ce13e3db82ee2cecaa96c6eb42d8a Signed-off-by: Daisuke Nojiri Reviewed-on: https://review.coreboot.org/22624 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin --- src/ec/google/chromeec/ec.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) (limited to 'src/ec/google/chromeec/ec.c') diff --git a/src/ec/google/chromeec/ec.c b/src/ec/google/chromeec/ec.c index b44fffe9bc..588d11528b 100644 --- a/src/ec/google/chromeec/ec.c +++ b/src/ec/google/chromeec/ec.c @@ -638,6 +638,26 @@ int google_chromeec_get_usb_pd_power_info(enum usb_chg_type *type, return 0; } +int google_chromeec_override_dedicated_charger_limit(u16 current_lim, + u16 voltage_lim) +{ + struct ec_params_dedicated_charger_limit p = { + .current_lim = current_lim, + .voltage_lim = voltage_lim, + }; + struct chromeec_command cmd = { + .cmd_code = EC_CMD_OVERRIDE_DEDICATED_CHARGER_LIMIT, + .cmd_version = 0, + .cmd_data_in = &p, + .cmd_size_in = sizeof(p), + .cmd_data_out = NULL, + .cmd_size_out = 0, + .cmd_dev_index = 0, + }; + + return google_chromeec_command(&cmd); +} + int google_chromeec_set_usb_pd_role(u8 port, enum usb_pd_control_role role) { struct ec_params_usb_pd_control req = { -- cgit v1.2.3