mips: luton: Enable use of serial gpio for LED

This enables the use of the MSCC serial GPIO driver to control the
LEDs on the MSCC VCoreIII 'luton' SoC.

Signed-off-by: Lars Povlsen <lars.povlsen@microchip.com>

board/mscc/luton/luton.c

@@ -5,6 +5,7 @@
 
 #include <common.h>
 #include <asm/io.h>
+#include <led.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -27,6 +28,11 @@ int board_early_init_r(void)
 
 	/* Address of boot parameters */
 	gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE;
+
+	/* LED setup */
+	if (IS_ENABLED(CONFIG_LED))
+		led_default_state();
+
 	return 0;
 }
 

configs/mscc_luton_defconfig

@@ -46,6 +46,9 @@ CONFIG_ENV_IS_IN_SPI_FLASH=y
 CONFIG_NET_RANDOM_ETHADDR=y
 CONFIG_CLK=y
 CONFIG_DM_GPIO=y
+CONFIG_MSCC_SGPIO=y
+CONFIG_LED=y
+CONFIG_LED_GPIO=y
 CONFIG_DM_SPI_FLASH=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_BAR=y