diff options
| author | Tom Rini | 2015-04-28 07:28:43 -0400 |
|---|---|---|
| committer | Tom Rini | 2015-04-28 07:28:43 -0400 |
| commit | cc555bd4f40a652471df4a3621d45ee57df0ca11 (patch) | |
| tree | 6f1f21e7d5cf9cb29d0169aa4377eea9c0981f98 /README | |
| parent | 86e6f7eaa15f0aca03bb7c961902563348c2dd05 (diff) | |
| parent | c650ca7b4c160193791dc7a52381c71c6a29e871 (diff) | |
Merge branch 'master' of git://git.denx.de/u-boot-spi
Diffstat (limited to 'README')
| -rw-r--r-- | README | 11 |
1 files changed, 0 insertions, 11 deletions
@@ -3096,17 +3096,6 @@ CBFS (Coreboot Filesystem) support memories can be connected with a given cs line. Currently Xilinx Zynq qspi supports 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 |