waterDataFluctuationCorrelation hiddenDangerAnalysis.c 吉超博 commit at 2020-11-17

waterDataFluctuationCorrelation/fluctuationCorrelationOfSprayEnd/hiddenDangerAnalysis.c

@@ -686,3 +686,27 @@ static int da850_evm_bb_expander_setup(struct i2c_client *client,
 	/*
 	 * Register the switches and pushbutton on the baseboard as a gpio-keys
 	 * device.
+	 */
+	da850_evm_bb_keys_init(gpio);
+	ret = platform_device_register(&da850_evm_bb_keys_device);
+	if (ret) {
+		pr_warning("Could not register baseboard GPIO expander keys");
+		goto io_exp_setup_sw_fail;
+	}
+
+	da850_evm_bb_leds_init(gpio);
+	ret = platform_device_register(&da850_evm_bb_leds_device);
+	if (ret) {
+		pr_warning("Could not register baseboard GPIO expander LEDS");
+		goto io_exp_setup_leds_fail;
+	}
+
+	return 0;
+
+io_exp_setup_leds_fail:
+	platform_device_unregister(&da850_evm_bb_keys_device);
+io_exp_setup_sw_fail:
+	return ret;
+}
+
+static int da850_evm_bb_expander_teardown(struct i2c_client *client,