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| author | Lubomir Rintel <lkundrak@v3.sk> | 2018-11-15 20:12:15 +0100 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2018-11-15 20:14:49 +0100 |
| commit | ed22cee91a88c47e564478b012fdbcb079653499 (patch) | |
| tree | b9cb7a62a141317b8842ff8ccc2216aa1238f447 /Documentation | |
| parent | Input: olpc_apsp - check FIFO status on open(), not probe() (diff) | |
| download | linux-ed22cee91a88c47e564478b012fdbcb079653499.tar.xz linux-ed22cee91a88c47e564478b012fdbcb079653499.zip | |
Input: olpc_apsp - enable the SP clock
Without the clock, the keyboard controller won't operate.
Tested on an OLPC XO 1.75.
Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Acked-by: Pavel Machek <pavel@ucw.cz>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/serio/olpc,ap-sp.txt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/serio/olpc,ap-sp.txt b/Documentation/devicetree/bindings/serio/olpc,ap-sp.txt index 0e72183f52bc..36603419d6f8 100644 --- a/Documentation/devicetree/bindings/serio/olpc,ap-sp.txt +++ b/Documentation/devicetree/bindings/serio/olpc,ap-sp.txt @@ -4,10 +4,14 @@ Required properties: - compatible : "olpc,ap-sp" - reg : base address and length of SoC's WTM registers - interrupts : SP-AP interrupt +- clocks : phandle + clock-specifier for the clock that drives the WTM +- clock-names: should be "sp" Example: ap-sp@d4290000 { compatible = "olpc,ap-sp"; reg = <0xd4290000 0x1000>; interrupts = <40>; + clocks = <&soc_clocks MMP2_CLK_SP>; + clock-names = "sp"; } |