From: Judith Mendez <jm@ti.com>
To: Tom Rini <trini@konsulko.com>, <u-boot@lists.denx.de>
Cc: Andrew Davis <afd@ti.com>, Bryan Brattlof <bb@ti.com>,
Heinrich Schuchardt <xypron.glpk@gmx.de>,
Judith Mendez <jm@ti.com>
Subject: [PATCH] doc: ti: Add switch setting for boot modes on AM62 SK
Date: Mon, 27 Mar 2023 11:15:21 -0500 [thread overview]
Message-ID: <20230327161521.7669-1-jm@ti.com> (raw)
List some common boot modes and their corresponding switch
settings for AM62 SK.
Signed-off-by: Judith Mendez <jm@ti.com>
---
doc/board/ti/am62x_sk.rst | 29 +++++++++++++++++++++++++++++
1 file changed, 29 insertions(+)
diff --git a/doc/board/ti/am62x_sk.rst b/doc/board/ti/am62x_sk.rst
index b1b7d99befb..40d58ea8bfa 100644
--- a/doc/board/ti/am62x_sk.rst
+++ b/doc/board/ti/am62x_sk.rst
@@ -229,3 +229,32 @@ Image formats:
| | SPL DTB 1...N | |
| +-------------------+ |
+-----------------------+
+
+Switch Setting for Boot Mode
+----------------------------
+
+Boot Mode pins provide means to select the boot mode and options before the
+device is powered up. After every POR, they are the main source to populate
+the Boot Parameter Tables.
+
+The following table shows some common boot modes used on AM62 platform. More
+details can be found in the Technical Reference Manual:
+https://www.ti.com/lit/pdf/spruiv7 under the `Boot Mode Pins` section.
+
++--------------+------------+------------+
+|*Boot Mode* | *SW2* | *SW1* |
++--------------+------------+------------+
+| Switch label | 12345678 | 12345678 |
++==============+============+============+
+| SD | 01000000 | 11000010 |
++--------------+------------+------------+
+| OSPI | 00000000 | 11001110 |
++--------------+------------+------------+
+| EMMC | 00000000 | 11010010 |
++--------------+------------+------------+
+| UART | 00000000 | 11011100 |
++--------------+------------+------------+
+| USB DFU | 00000000 | 11001010 |
++--------------+------------+------------+
+
+For SW2 and SW1, the switch state in the "ON" position = 1.
--
2.17.1
next reply other threads:[~2023-03-27 16:26 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-27 16:15 Judith Mendez [this message]
2023-03-27 16:40 ` [PATCH] doc: ti: Add switch setting for boot modes on AM62 SK Tom Rini
-- strict thread matches above, loose matches on Subject: below --
2023-03-31 20:36 Judith Mendez
2023-03-31 20:37 ` Tom Rini
2023-04-04 13:59 ` Heinrich Schuchardt
2023-04-04 14:22 ` Tom Rini
2023-04-06 17:54 ` Mendez, Judith
[not found] <20230110212550.22844-1-jm@ti.com>
2023-01-10 22:37 ` Andrew Davis
2023-01-11 19:58 ` Bryan Brattlof
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