X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=README;h=265e81e041ec063f29e6c75830efb8a41322c972;hb=77fdd6d1eb69c1194148a9f4b4428d903af3619f;hp=49f4b3af2f6710819b17cb56494b4eb0fc683158;hpb=5614e71b4956c579cd4419b958b33fa6316eaa92;p=karo-tx-uboot.git

diff --git a/README b/README
index 49f4b3af2f..265e81e041 100644
--- a/README
+++ b/README
@@ -450,6 +450,9 @@ The following options need to be configured:
 		CONFIG_SYS_FSL_DDRC_GEN3
 		Freescale DDR3 controller.
 
+		CONFIG_SYS_FSL_DDRC_ARM_GEN3
+		Freescale DDR3 controller for ARM-based SoCs.
+
 		CONFIG_SYS_FSL_DDR1
 		Board config to use DDR1. It can be enabled for SoCs with
 		Freescale DDR1 or DDR2 controllers, depending on the board
@@ -1994,6 +1997,21 @@ CBFS (Coreboot Filesystem) support
 		kernel). Defining CONFIG_STATUS_LED enables this
 		feature in U-Boot.
 
+		Additional options:
+
+		CONFIG_GPIO_LED
+		The status LED can be connected to a GPIO pin.
+		In such cases, the gpio_led driver can be used as a
+		status LED backend implementation. Define CONFIG_GPIO_LED
+		to include the gpio_led driver in the U-Boot binary.
+
+		CONFIG_GPIO_LED_INVERTED_TABLE
+		Some GPIO connected LEDs may have inverted polarity in which
+		case the GPIO high value corresponds to LED off state and
+		GPIO low value corresponds to LED on state.
+		In such cases CONFIG_GPIO_LED_INVERTED_TABLE may be defined
+		with a list of GPIO LEDs that have inverted polarity.
+
 - CAN Support:	CONFIG_CAN_DRIVER
 
 		Defining CONFIG_CAN_DRIVER enables CAN driver support