board/BuR/brxre1: convert do DM

This commit converts the brxre1 board to DM,
for this we have todo following things:

- add a devicetree-file for this board
- drop all obsolete settings from board header-file
- use dm_i2c_xxx calls for read/write to the resetcontroller
- request gpios before operate them

Serues-cc: trini@konsulko.com
Signed-off-by: Hannes Schmelzer <hannes.schmelzer@br-automation.com>
diff --git a/include/configs/brxre1.h b/include/configs/brxre1.h
index f78a4e1..601b30d 100644
--- a/include/configs/brxre1.h
+++ b/include/configs/brxre1.h
@@ -24,17 +24,7 @@
 #define V_OSCK				26000000  /* Clock output from T2 */
 #define V_SCLK				(V_OSCK)
 
-#define CONFIG_POWER_TPS65217
-
 #define CONFIG_MACH_TYPE		3589
-/* I2C IP block */
-#define CONFIG_SYS_OMAP24_I2C_SPEED_PSOC	20000
-
-/* MMC/SD IP block */
-#define CONFIG_SUPPORT_EMMC_BOOT
-
-/* Always 64 KiB env size */
-#define CONFIG_ENV_SIZE			(64 << 10)
 
 #ifndef CONFIG_SPL_BUILD
 
@@ -80,13 +70,11 @@
 
 /* USB configuration */
 #define CONFIG_USB_MUSB_DISABLE_BULK_COMBINE_SPLIT
-#define CONFIG_AM335X_USB0
-#define CONFIG_AM335X_USB0_MODE	MUSB_HOST
-#define CONFIG_AM335X_USB1
-#define CONFIG_AM335X_USB1_MODE	MUSB_HOST
 
+/* Environment */
 #define CONFIG_SYS_MMC_ENV_DEV		1
 #define CONFIG_SYS_MMC_ENV_PART		2
+#define CONFIG_ENV_SIZE			0x10000
 #define CONFIG_ENV_OFFSET		0x40000	/* TODO: Adresse definieren */
 #define CONFIG_ENV_OFFSET_REDUND	(CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE)
 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT