X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=README;h=a70475fb05f024e1b580317c0e8723ad4a574c73;hb=51abee64eee0186634858d1e6f91a65969c90125;hp=09662a4a0369b2567f6b8274898b4e8b16af8595;hpb=93e1459641e758d2b096d3f1b39414a39bb314f8;p=oweals%2Fu-boot.git

diff --git a/README b/README
index 09662a4a03..a70475fb05 100644
--- a/README
+++ b/README
@@ -705,6 +705,11 @@ The following options need to be configured:
 		the "silent" environment variable. See
 		doc/README.silent for more information.
 
+		CONFIG_SYS_CONSOLE_BG_COL: define the backgroundcolor, default
+			is 0x00.
+		CONFIG_SYS_CONSOLE_FG_COL: define the foregroundcolor, default
+			is 0xa0.
+
 - Console Baudrate:
 		CONFIG_BAUDRATE - in bps
 		Select one of the baudrates listed in
@@ -843,6 +848,7 @@ The following options need to be configured:
 		CONFIG_CMD_ELF		* bootelf, bootvx
 		CONFIG_CMD_ENV_CALLBACK	* display details about env callbacks
 		CONFIG_CMD_ENV_FLAGS	* display details about env flags
+		CONFIG_CMD_ENV_EXISTS	* check existence of env variable
 		CONFIG_CMD_EXPORTENV	* export the environment
 		CONFIG_CMD_EXT2		* ext2 command support
 		CONFIG_CMD_EXT4		* ext4 command support
@@ -1027,7 +1033,6 @@ The following options need to be configured:
 
 - GPIO Support:
 		CONFIG_PCA953X		- use NXP's PCA953X series I2C GPIO
-		CONFIG_PCA953X_INFO	- enable pca953x info command
 
 		The CONFIG_SYS_I2C_PCA953X_WIDTH option specifies a list of
 		chip-ngpio pairs that tell the PCA953X driver the number of
@@ -1362,6 +1367,13 @@ The following options need to be configured:
 			for your device
 			- CONFIG_USBD_PRODUCTID 0xFFFF
 
+		Some USB device drivers may need to check USB cable attachment.
+		In this case you can enable following config in BoardName.h:
+			CONFIG_USB_CABLE_CHECK
+			This enables function definition:
+			- usb_cable_connected() in include/usb.h
+			Implementation of this function is board-specific.
+
 - ULPI Layer Support:
 		The ULPI (UTMI Low Pin (count) Interface) PHYs are supported via
 		the generic ULPI layer. The generic layer accesses the ULPI PHY
@@ -1994,15 +2006,40 @@ CBFS (Coreboot Filesystem) support
 		    second bus.
 
 		- drivers/i2c/tegra_i2c.c:
-		 - activate this driver with CONFIG_SYS_I2C_TEGRA
-		 - This driver adds 4 i2c buses with a fix speed from
-		   100000 and the slave addr 0!
+		  - activate this driver with CONFIG_SYS_I2C_TEGRA
+		  - This driver adds 4 i2c buses with a fix speed from
+		    100000 and the slave addr 0!
 
 		- drivers/i2c/ppc4xx_i2c.c
 		  - activate this driver with CONFIG_SYS_I2C_PPC4XX
 		  - CONFIG_SYS_I2C_PPC4XX_CH0 activate hardware channel 0
 		  - CONFIG_SYS_I2C_PPC4XX_CH1 activate hardware channel 1
 
+		- drivers/i2c/i2c_mxc.c
+		  - activate this driver with CONFIG_SYS_I2C_MXC
+		  - define speed for bus 1 with CONFIG_SYS_MXC_I2C1_SPEED
+		  - define slave for bus 1 with CONFIG_SYS_MXC_I2C1_SLAVE
+		  - define speed for bus 2 with CONFIG_SYS_MXC_I2C2_SPEED
+		  - define slave for bus 2 with CONFIG_SYS_MXC_I2C2_SLAVE
+		  - define speed for bus 3 with CONFIG_SYS_MXC_I2C3_SPEED
+		  - define slave for bus 3 with CONFIG_SYS_MXC_I2C3_SLAVE
+		If thoses defines are not set, default value is 100000
+		for speed, and 0 for slave.
+
+		- drivers/i2c/rcar_i2c.c:
+		  - activate this driver with CONFIG_SYS_I2C_RCAR
+		  - This driver adds 4 i2c buses
+
+		  - CONFIG_SYS_RCAR_I2C0_BASE for setting the register channel 0
+		  - CONFIG_SYS_RCAR_I2C0_SPEED for for the speed channel 0
+		  - CONFIG_SYS_RCAR_I2C1_BASE for setting the register channel 1
+		  - CONFIG_SYS_RCAR_I2C1_SPEED for for the speed channel 1
+		  - CONFIG_SYS_RCAR_I2C2_BASE for setting the register channel 2
+		  - CONFIG_SYS_RCAR_I2C2_SPEED for for the speed channel 2
+		  - CONFIG_SYS_RCAR_I2C3_BASE for setting the register channel 3
+		  - CONFIG_SYS_RCAR_I2C3_SPEED for for the speed channel 3
+		  - CONFIF_SYS_RCAR_I2C_NUM_CONTROLLERS for number of i2c buses
+
 		additional defines:
 
 		CONFIG_SYS_NUM_I2C_BUSES