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author | Peter Rosin <peda@axentia.se> | 2017-03-17 23:24:46 +0100 |
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committer | Alexandre Belloni <alexandre.belloni@free-electrons.com> | 2017-04-14 09:38:50 +0200 |
commit | e67cedc92812d6c270be0bd227d0757e4f25bcff (patch) | |
tree | 8eba105adcb4af32e45e360fdaa54b74b37ad576 /arch/arm/boot | |
parent | 1142f1760a4c1b6f55835de89424114b085b1ca1 (diff) | |
download | op-kernel-dev-e67cedc92812d6c270be0bd227d0757e4f25bcff.zip op-kernel-dev-e67cedc92812d6c270be0bd227d0757e4f25bcff.tar.gz |
ARM: dts: at91: add envelope detector mux to the Axentia TSE-850
The envelope detector can analyze 6 different signals, selectable with a
mux controlled by three gpio pins.
Signed-off-by: Peter Rosin <peda@axentia.se>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Diffstat (limited to 'arch/arm/boot')
-rw-r--r-- | arch/arm/boot/dts/at91-tse850-3.dts | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/at91-tse850-3.dts b/arch/arm/boot/dts/at91-tse850-3.dts index 669a2c6..498fba3 100644 --- a/arch/arm/boot/dts/at91-tse850-3.dts +++ b/arch/arm/boot/dts/at91-tse850-3.dts @@ -86,16 +86,43 @@ #io-channel-cells = <1>; }; - envelope-detector { + env_det: envelope-detector { compatible = "axentia,tse850-envelope-detector"; io-channels = <&dac 0>; io-channel-names = "dac"; + #io-channel-cells = <1>; interrupt-parent = <&pioA>; interrupts = <3 IRQ_TYPE_EDGE_RISING>; interrupt-names = "comp"; }; + mux: mux-controller { + compatible = "gpio-mux"; + #mux-control-cells = <0>; + + mux-gpios = <&pioA 0 GPIO_ACTIVE_HIGH>, + <&pioA 1 GPIO_ACTIVE_HIGH>, + <&pioA 2 GPIO_ACTIVE_HIGH>; + idle-state = <0>; + }; + + envelope-detector-mux { + compatible = "io-channel-mux"; + io-channels = <&env_det 0>; + io-channel-names = "parent"; + + mux-controls = <&mux>; + + channels = "", "", + "sync-1", + "in", + "out", + "sync-2", + "sys-reg", + "ana-reg"; + }; + leds { compatible = "gpio-leds"; |