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authorMauro Carvalho Chehab <mchehab+samsung@kernel.org>2019-04-14 13:59:32 +0300
committerMauro Carvalho Chehab <mchehab+samsung@kernel.org>2019-07-15 15:20:23 +0300
commit065504d5b45bc780b8da221162145a4c9ec67ffc (patch)
treef7aac93ec301ddc3fbb868a1a9c6173f6fe7fc7f /Documentation/auxdisplay
parent720594f691e5c8fb0624f3653b20b24ba8e57742 (diff)
downloadlinux-065504d5b45bc780b8da221162145a4c9ec67ffc.tar.xz
docs: lcd-panel-cgram.txt: convert docs to ReST and rename to *.rst
This small text file describes the usage of parallel port LCD displays from userspace PoV. So, a good candidate for the admin guide. While this is not part of the admin-guide book, mark it as :orphan:, in order to avoid build warnings. Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Diffstat (limited to 'Documentation/auxdisplay')
-rw-r--r--Documentation/auxdisplay/lcd-panel-cgram.rst (renamed from Documentation/auxdisplay/lcd-panel-cgram.txt)9
1 files changed, 7 insertions, 2 deletions
diff --git a/Documentation/auxdisplay/lcd-panel-cgram.txt b/Documentation/auxdisplay/lcd-panel-cgram.rst
index 7f82c905763d..dfef50286018 100644
--- a/Documentation/auxdisplay/lcd-panel-cgram.txt
+++ b/Documentation/auxdisplay/lcd-panel-cgram.rst
@@ -1,3 +1,9 @@
+:orphan:
+
+======================================
+Parallel port LCD/Keypad Panel support
+======================================
+
Some LCDs allow you to define up to 8 characters, mapped to ASCII
characters 0 to 7. The escape code to define a new character is
'\e[LG' followed by one digit from 0 to 7, representing the character
@@ -7,7 +13,7 @@ illuminated pixel with LSB on the right. Lines are numbered from the
top of the character to the bottom. On a 5x7 matrix, only the 5 lower
bits of the 7 first bytes are used for each character. If the string
is incomplete, only complete lines will be redefined. Here are some
-examples :
+examples::
printf "\e[LG0010101050D1F0C04;" => 0 = [enter]
printf "\e[LG1040E1F0000000000;" => 1 = [up]
@@ -21,4 +27,3 @@ examples :
printf "\e[LG00002061E1E060200;" => small speaker
Willy
-