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author | Alexandru Gagniuc <mr.nuke.me@gmail.com> | 2020-10-21 01:14:59 +0300 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-01-19 20:27:19 +0300 |
commit | af402f64ca08400eb7ca2d7d5799636eb2c9f30e (patch) | |
tree | d717c86a237d0970a6e30f88bf691192714fa546 /Documentation/devicetree/bindings | |
parent | c0c34c5ab715594142e9a21364e5ea97b1c84d1a (diff) | |
download | linux-af402f64ca08400eb7ca2d7d5799636eb2c9f30e.tar.xz |
dt-bindings: display: sii902x: Add supply bindings
commit 4c1e054322da99cbfd293a5fddf283f2fdb3e2d0 upstream.
The sii902x chip family requires IO and core voltages to reach the
correct voltage before chip initialization. Add binding for describing
the two supplies.
Signed-off-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20201020221501.260025-3-mr.nuke.me@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation/devicetree/bindings')
-rw-r--r-- | Documentation/devicetree/bindings/display/bridge/sii902x.txt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/display/bridge/sii902x.txt b/Documentation/devicetree/bindings/display/bridge/sii902x.txt index 0d1db3f9da84..02c21b584741 100644 --- a/Documentation/devicetree/bindings/display/bridge/sii902x.txt +++ b/Documentation/devicetree/bindings/display/bridge/sii902x.txt @@ -8,6 +8,8 @@ Optional properties: - interrupts: describe the interrupt line used to inform the host about hotplug events. - reset-gpios: OF device-tree gpio specification for RST_N pin. + - iovcc-supply: I/O Supply Voltage (1.8V or 3.3V) + - cvcc12-supply: Digital Core Supply Voltage (1.2V) HDMI audio properties: - #sound-dai-cells: <0> or <1>. <0> if only i2s or spdif pin @@ -54,6 +56,8 @@ Example: compatible = "sil,sii9022"; reg = <0x39>; reset-gpios = <&pioA 1 0>; + iovcc-supply = <&v3v3_hdmi>; + cvcc12-supply = <&v1v2_hdmi>; #sound-dai-cells = <0>; sil,i2s-data-lanes = < 0 1 2 >; |