On Fri, Feb 20, 2015 at 7:01 PM, Maxime Coquelin
[off-list ref] wrote:

The STMicrolectornics's STM32F419 MCU has the following main features:
 - Cortex-M4 core running up to @180MHz
 - 2MB internal flash, 256KBytes internal RAM
 - FMC controller to connect SDRAM, NOR and NAND memories
 - SD/MMC/SDIO support
 - Ethernet controller
 - USB OTFG FS & HS controllers
 - I2C, SPI, CAN busses support
 - Several 16 & 32 bits general purpose timers
 - Serial Audio interface
 - LCD controller

Signed-off-by: Maxime Coquelin <mcoquelin.stm32@gmail.com>

(...)

+       soc {
+               usart1: usart@40011000 {
+                       status = "okay";
+               };
+
+               leds {
+                       compatible = "gpio-leds";
+                       red {
+                               #gpio-cells = <2>;
+                               label = "Front Panel LED";
+                               gpios = <&gpiog 14 0>;
+                               linux,default-trigger = "heartbeat";
+                       };
+                       green {
+                               #gpio-cells = <2>;
+                               gpios = <&gpiog 13 0>;
+                               default-state = "off";
+                       };
+               };
+       };

The LEDs are mounted on the board not the SoC, right?

So move them outside of the soc node, to the top level
of the DTS file.

Yours,
Linus Walleij