From ed22cee91a88c47e564478b012fdbcb079653499 Mon Sep 17 00:00:00 2001 From: Lubomir Rintel Date: Thu, 15 Nov 2018 11:12:15 -0800 Subject: 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 Acked-by: Pavel Machek Reviewed-by: Rob Herring Signed-off-by: Dmitry Torokhov --- Documentation/devicetree/bindings/serio/olpc,ap-sp.txt | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'Documentation') 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"; } -- cgit From 0b9f28fed3f70ff9a0380fe308739dd72a30a6f6 Mon Sep 17 00:00:00 2001 From: Nicolas Saenz Julienne Date: Fri, 21 Dec 2018 00:47:40 -0800 Subject: Input: add official Raspberry Pi's touchscreen driver Add's support to Raspberry Pi's 7" Touch device. Instead of using a conventional bus all information is copied into a memory mapped area by RPi's firmware. Based on the driver found in RPi's kernel repository. Signed-off-by: Nicolas Saenz Julienne Reviewed-by: Rob Herring Acked-by: Eric Anholt Signed-off-by: Dmitry Torokhov --- .../input/touchscreen/raspberrypi,firmware-ts.txt | 26 ++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 Documentation/devicetree/bindings/input/touchscreen/raspberrypi,firmware-ts.txt (limited to 'Documentation') diff --git a/Documentation/devicetree/bindings/input/touchscreen/raspberrypi,firmware-ts.txt b/Documentation/devicetree/bindings/input/touchscreen/raspberrypi,firmware-ts.txt new file mode 100644 index 000000000000..2a1af240ccc3 --- /dev/null +++ b/Documentation/devicetree/bindings/input/touchscreen/raspberrypi,firmware-ts.txt @@ -0,0 +1,26 @@ +Raspberry Pi firmware based 7" touchscreen +===================================== + +Required properties: + - compatible: "raspberrypi,firmware-ts" + +Optional properties: + - firmware: Reference to RPi's firmware device node + - touchscreen-size-x: See touchscreen.txt + - touchscreen-size-y: See touchscreen.txt + - touchscreen-inverted-x: See touchscreen.txt + - touchscreen-inverted-y: See touchscreen.txt + - touchscreen-swapped-x-y: See touchscreen.txt + +Example: + +firmware: firmware-rpi { + compatible = "raspberrypi,bcm2835-firmware"; + mboxes = <&mailbox>; + + ts: touchscreen { + compatible = "raspberrypi,firmware-ts"; + touchscreen-size-x = <800>; + touchscreen-size-y = <480>; + }; +}; -- cgit