Merge branch 'master' of git://git.denx.de/u-boot-arm

[karo-tx-uboot.git] / README

diff --git a/README b/README
index f704eb3780082d76a93fe8a5d6a348f49ae7693f..cdccae995392afdd649f5dee338a1a23358f478c 100644 (file)
--- a/README
+++ b/README
@@ -1377,6 +1377,10 @@ The following options need to be configured:
                        CONFIG_SH_ETHER_CACHE_WRITEBACK
                        If this option is set, the driver enables cache flush.
 
+- PWM Support:
+               CONFIG_PWM_IMX
+               Support for PWM modul on the imx6.
+
 - TPM Support:
                CONFIG_TPM
                Support TPM devices.
@@ -2926,6 +2930,17 @@ CBFS (Coreboot Filesystem) support
                memories can be connected with a given cs line.
                currently Xilinx Zynq qspi support these type of connections.
 
+               CONFIG_SYS_SPI_ST_ENABLE_WP_PIN
+               enable the W#/Vpp signal to disable writing to the status
+               register on ST MICRON flashes like the N25Q128.
+               The status register write enable/disable bit, combined with
+               the W#/VPP signal provides hardware data protection for the
+               device as follows: When the enable/disable bit is set to 1,
+               and the W#/VPP signal is driven LOW, the status register
+               nonvolatile bits become read-only and the WRITE STATUS REGISTER
+               operation will not execute. The only way to exit this
+               hardware-protected mode is to drive W#/VPP HIGH.
+
 - SystemACE Support:
                CONFIG_SYSTEMACE