leds: rgb: leds-qcom-lpg: Allow LED_COLOR_ID_MULTI

There's nothing special about RGB multi-led instances. Allow any color
combinations by simply extending the "if _RGB" checks.

Signed-off-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Reviewed-by: Bjorn Andersson <andersson@kernel.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Reviewed-by: David Heidelberg <david@ixit.cz>
Link: https://patch.msgid.link/20251117-topic-lpg_multi-v1-1-05604374a2dd@oss.qualcomm.com
Signed-off-by: Lee Jones <lee@kernel.org>

Author: quic-kdybcio

drivers/leds/rgb/leds-qcom-lpg.c

@@ -1382,7 +1382,7 @@ static int lpg_add_led(struct lpg *lpg, struct device_node *np)
 		return dev_err_probe(lpg->dev, ret,
 			      "failed to parse \"color\" of %pOF\n", np);
 
-	if (color == LED_COLOR_ID_RGB)
+	if (color == LED_COLOR_ID_RGB || color == LED_COLOR_ID_MULTI)
 		num_channels = of_get_available_child_count(np);
 	else
 		num_channels = 1;
@@ -1394,7 +1394,7 @@ static int lpg_add_led(struct lpg *lpg, struct device_node *np)
 	led->lpg = lpg;
 	led->num_channels = num_channels;
 
-	if (color == LED_COLOR_ID_RGB) {
+	if (color == LED_COLOR_ID_RGB || color == LED_COLOR_ID_MULTI) {
 		info = devm_kcalloc(lpg->dev, num_channels, sizeof(*info), GFP_KERNEL);
 		if (!info)
 			return -ENOMEM;
@@ -1454,7 +1454,7 @@ static int lpg_add_led(struct lpg *lpg, struct device_node *np)
 
 	init_data.fwnode = of_fwnode_handle(np);
 
-	if (color == LED_COLOR_ID_RGB)
+	if (color == LED_COLOR_ID_RGB || color == LED_COLOR_ID_MULTI)
 		ret = devm_led_classdev_multicolor_register_ext(lpg->dev, &led->mcdev, &init_data);
 	else
 		ret = devm_led_classdev_register_ext(lpg->dev, &led->cdev, &init_data);