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 <chrisrblake93@gmail.com>

diff --git a/package/kernel/linux/modules/leds.mk b/package/kernel/linux/modules/leds.mk
index 33b9f612ae3d85b331b6e6abdc9655ff65a3eb8a..7b5609a84ca2e9761c56a902fc6cd140e7cb9ffe 100644 (file)
--- a/package/kernel/linux/modules/leds.mk
+++ b/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