kernel: add kmod-leds-pca955x

This patch adds support for the mainline kernel module for the PCA955x
LED driver. Note this requires i2c and GPIO support. Also worth calling
out this driver also enables GPIO support, depending on device tree
configuration.

Signed-off-by: Chris Blake <[email protected]>

package/kernel/linux/modules/leds.mk

@@ -131,6 +131,25 @@ endef
 $(eval $(call KernelPackage,leds-apu))
 
 
+define KernelPackage/leds-pca955x
+  SUBMENU:=$(LEDS_MENU)
+  TITLE:=LED driver for PCA955x I2C chips
+  DEPENDS:=@GPIO_SUPPORT +kmod-i2c-core
+  KCONFIG:=CONFIG_LEDS_PCA955X \
+    CONFIG_LEDS_PCA955X_GPIO=y
+  FILES:=$(LINUX_DIR)/drivers/leds/leds-pca955x.ko
+  AUTOLOAD:=$(call AutoLoad,60,leds-pca955x,1)
+endef
+
+define KernelPackage/leds-pca955x/description
+ This option enables support for LEDs connected to PCA955x
+ LED driver chips accessed via the I2C bus.  Supported
+ devices include PCA9550, PCA9551, PCA9552, and PCA9553.
+endef
+
+$(eval $(call KernelPackage,leds-pca955x))
+
+
 define KernelPackage/leds-pca963x
   SUBMENU:=$(LEDS_MENU)
   TITLE:=PCA963x LED support