ppc/85xx: Introduce low level write_tlb function

[u-boot] / README

diff --git a/README b/README
index c90f6ee2d9dea89b8ca50b5563d6eaffc701342d..ff4ed8b95c0de979e17c56efcb65238afc1ba8a4 100644 (file)
--- a/README
+++ b/README
@@ -1366,6 +1366,13 @@ The following options need to be configured:
                therefore be cleared to 0 (See, eg, MPC823e User's Manual
                p.16-473). So, set CONFIG_SYS_I2C_SLAVE to 0.
 
+               CONFIG_SYS_I2C_INIT_MPC5XXX
+
+               When a board is reset during an i2c bus transfer
+               chips might think that the current transfer is still
+               in progress.  Reset the slave devices by sending start
+               commands until the slave device responds.
+
                That's all that's required for CONFIG_HARD_I2C.
 
                If you use the software i2c interface (CONFIG_SOFT_I2C)