Skip to content
Projects
Groups
Snippets
Help
Loading...
Help
Support
Keyboard shortcuts
?
Submit feedback
Contribute to GitLab
Sign in / Register
Toggle navigation
L
linux
Project overview
Project overview
Details
Activity
Releases
Repository
Repository
Files
Commits
Branches
Tags
Contributors
Graph
Compare
Issues
0
Issues
0
List
Boards
Labels
Milestones
Merge Requests
0
Merge Requests
0
Analytics
Analytics
Repository
Value Stream
Wiki
Wiki
Snippets
Snippets
Members
Members
Collapse sidebar
Close sidebar
Activity
Graph
Create a new issue
Commits
Issue Boards
Open sidebar
Kirill Smelkov
linux
Commits
f54645d1
Commit
f54645d1
authored
Jun 02, 2014
by
Mark Brown
Browse files
Options
Browse Files
Download
Plain Diff
Merge remote-tracking branch 'spi/topic/dt' into spi-next
parents
15751f2e
cd6339e6
Changes
2
Show whitespace changes
Inline
Side-by-side
Showing
2 changed files
with
4 additions
and
0 deletions
+4
-0
Documentation/devicetree/bindings/spi/spi-bus.txt
Documentation/devicetree/bindings/spi/spi-bus.txt
+2
-0
drivers/spi/spi.c
drivers/spi/spi.c
+2
-0
No files found.
Documentation/devicetree/bindings/spi/spi-bus.txt
View file @
f54645d1
...
...
@@ -55,6 +55,8 @@ contain the following properties.
chip select active high
- spi-3wire - (optional) Empty property indicating device requires
3-wire mode.
- spi-lsb-first - (optional) Empty property indicating device requires
LSB first mode.
- spi-tx-bus-width - (optional) The bus width(number of data wires) that
used for MOSI. Defaults to 1 if not present.
- spi-rx-bus-width - (optional) The bus width(number of data wires) that
...
...
drivers/spi/spi.c
View file @
f54645d1
...
...
@@ -1255,6 +1255,8 @@ static void of_register_spi_devices(struct spi_master *master)
spi
->
mode
|=
SPI_CS_HIGH
;
if
(
of_find_property
(
nc
,
"spi-3wire"
,
NULL
))
spi
->
mode
|=
SPI_3WIRE
;
if
(
of_find_property
(
nc
,
"spi-lsb-first"
,
NULL
))
spi
->
mode
|=
SPI_LSB_FIRST
;
/* Device DUAL/QUAD mode */
if
(
!
of_property_read_u32
(
nc
,
"spi-tx-bus-width"
,
&
value
))
{
...
...
Write
Preview
Markdown
is supported
0%
Try again
or
attach a new file
Attach a file
Cancel
You are about to add
0
people
to the discussion. Proceed with caution.
Finish editing this message first!
Cancel
Please
register
or
sign in
to comment