8xx, icache: enabling ICache not before running from RAM

[u-boot] / README

diff --git a/README b/README
index 43fb1c0d8959b515c62e612280a0ba538d2921ce..46181a4bcd24f22fcb95d0b1dfd50218750833c1 100644 (file)
--- a/README
+++ b/README
@@ -318,6 +318,11 @@ The following options need to be configured:
                that this requires a (stable) reference clock (32 kHz
                RTC clock or CONFIG_SYS_8XX_XIN)
 
+               CONFIG_SYS_DELAYED_ICACHE
+
+               Define this option if you want to enable the
+               ICache only when Code runs from RAM.
+
 - Intel Monahans options:
                CONFIG_SYS_MONAHANS_RUN_MODE_OSC_RATIO