imx233: add small framework for LED

It handles GPIO and PWM based LEDs, possibly with several channels (red-green
LED for example). The debug allows one to play with the setting.
Currently the code supports the ZEN, ZEN X-Fi, and ZEN Mozaic.

Change-Id: I8c3b66e6ba21778acdb123daabb724280a7d1a4f

1 files changed, 2 insertions, 0 deletions

diff --git a/firmware/target/arm/imx233/system-imx233.c b/firmware/target/arm/imx233/system-imx233.c
index c6f974b108..860039b85f 100644
--- a/firmware/target/arm/imx233/system-imx233.c
+++ b/firmware/target/arm/imx233/system-imx233.c
@@ -44,6 +44,7 @@
 #include "button.h"
 #include "fmradio_i2c.h"
 #include "powermgmt-imx233.h"
+#include "led-imx233.h"
 
 #include "regs/digctl.h"
 #include "regs/usbphy.h"
@@ -202,6 +203,7 @@ void system_init(void)
     imx233_power_init();
     imx233_i2c_init();
     imx233_powermgmt_init();
+    imx233_led_init();
     /* setup watchdog */
     watchdog_init();