From: Sean Anderson <sean.anderson@seco.com>
Date: Tue, 22 Mar 2022 20:59:11 +0000 (-0400)
Subject: doc: ls1046ardb: Expand boot mode section
X-Git-Url: http://git.dujemihanovic.xyz/img/static/git-logo.png?a=commitdiff_plain;h=b5ec417b56bfbd6685247f58a26592052ab0f42e;p=u-boot.git

doc: ls1046ardb: Expand boot mode section

This adds some additional info about booting from different sources,
including the correct switch positions.

Signed-off-by: Sean Anderson <sean.anderson@seco.com>
---

diff --git a/doc/board/nxp/ls1046ardb.rst b/doc/board/nxp/ls1046ardb.rst
index 4bfeaa93dd..c73516c070 100644
--- a/doc/board/nxp/ls1046ardb.rst
+++ b/doc/board/nxp/ls1046ardb.rst
@@ -95,6 +95,17 @@ Start Address      End Address        Description        Size
 
 Booting Options
 ---------------
-- QSPI boot
-- SD boot
-- eMMC boot
+
+NB: The reference manual documents the RCW source with the *least-significant
+bit first*.
+
+QSPI boot
+^^^^^^^^^
+
+This is the default. ``{ SW5[0:8], SW4[0] }`` should be ``0010_0010_0``.
+
+SD boot and eMMC boot
+^^^^^^^^^^^^^^^^^^^^^
+
+``{ SW5[0:8], SW4[0] }`` should be ``0010_0000_0``. eMMC is selected only if
+there is no SD card in the slot.