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authorHeinrich Schuchardt <xypron.glpk@gmx.de>2020-07-29 19:23:38 +0200
committerAndes <uboot@andestech.com>2020-08-14 14:39:28 +0800
commit3a85e03f83e979e431e86c2d6394a5e4770dad1f (patch)
tree811f5720b5ba68e85504814a5935cdd256908b4e
parent137dc153fda936d81b3372061987255056a528d3 (diff)
downloadu-boot-3a85e03f83e979e431e86c2d6394a5e4770dad1f.tar.gz
doc: riscv: debug UART for MAIX
Provide the required settings for the debug UART. Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de> Reviewed-by: Sean Anderson <seanga2@gmail.com>
-rw-r--r--doc/board/sipeed/maix.rst10
1 files changed, 10 insertions, 0 deletions
diff --git a/doc/board/sipeed/maix.rst b/doc/board/sipeed/maix.rst
index c235cb44a8..b1894f3a6f 100644
--- a/doc/board/sipeed/maix.rst
+++ b/doc/board/sipeed/maix.rst
@@ -262,6 +262,16 @@ Boot Sequence
stage.
8. The boot hart jumps to ``0x80000000``.
+Debug UART
+^^^^^^^^^^
+
+The Debug UART is provided with the following settings::
+
+ CONFIG_DEBUG_UART=y
+ CONFIG_DEBUG_UART_SIFIVE=y
+ CONFIG_DEBUG_UART_BASE=0x38000000
+ CONFIG_DEBUG_UART_CLOCK=390000000
+
Resetting the board
^^^^^^^^^^^^^^^^^^^