platform/chrome: cros_ec: Add command for regulator control.

Add host commands for voltage regulator control through ChromeOS EC.

Signed-off-by: Pi-Hsun Shih <pihsun@chromium.org>
Reviewed-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>
Link: https://lore.kernel.org/r/20200612040526.192878-3-pihsun@chromium.org
Signed-off-by: Mark Brown <broonie@kernel.org>

drivers/platform/chrome/cros_ec_trace.c

@@ -161,6 +161,11 @@
 	TRACE_SYMBOL(EC_CMD_ADC_READ), \
 	TRACE_SYMBOL(EC_CMD_ROLLBACK_INFO), \
 	TRACE_SYMBOL(EC_CMD_AP_RESET), \
+	TRACE_SYMBOL(EC_CMD_REGULATOR_GET_INFO), \
+	TRACE_SYMBOL(EC_CMD_REGULATOR_ENABLE), \
+	TRACE_SYMBOL(EC_CMD_REGULATOR_IS_ENABLED), \
+	TRACE_SYMBOL(EC_CMD_REGULATOR_SET_VOLTAGE), \
+	TRACE_SYMBOL(EC_CMD_REGULATOR_GET_VOLTAGE), \
 	TRACE_SYMBOL(EC_CMD_CR51_BASE), \
 	TRACE_SYMBOL(EC_CMD_CR51_LAST), \
 	TRACE_SYMBOL(EC_CMD_FP_PASSTHRU), \