regulator: arizona-micsupp: Add support for WM8280/WM8281

Signed-off-by: NRichard Fitzgerald <rf@opensource.wolfsonmicro.com>
Reviewed-by: NMark Brown <broonie@kernel.org>
Signed-off-by: NCharles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: NLee Jones <lee.jones@linaro.org>

drivers/regulator/arizona-micsupp.c

@@ -246,6 +246,7 @@ static int arizona_micsupp_probe(struct platform_device *pdev)
 	 */
 	switch (arizona->type) {
 	case WM5110:
+	case WM8280:
 		desc = &arizona_micsupp_ext;
 		micsupp->init_data = arizona_micsupp_ext_default;
 		break;