From: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
To: Simon Horman <horms@verge.net.au>,
Magnus Damm <magnus.damm@gmail.com>,
Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will.deacon@arm.com>
Cc: devicetree@vger.kernel.org, linux-renesas-soc@vger.kernel.org,
Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Subject: [PATCH v3 15/18] arm64: dts: ulcb-kf: enable TCA9539 on I2C4
Date: Fri, 6 Oct 2017 05:44:11 +0300 [thread overview]
Message-ID: <1507257851-12145-1-git-send-email-vladimir.barinov@cogentembedded.com> (raw)
This supports TCA9539 gpio expanders on I2C4 bus on ULCB Kingfisher board
Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
---
Changes in version 2:
- use generic node name "gpio"
Changes in version 3:
- changed pca9539 to tca9539
arch/arm64/boot/dts/renesas/ulcb-kf.dtsi | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi b/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi
index 40885e7..1cf8466 100644
--- a/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi
+++ b/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi
@@ -70,6 +70,28 @@
};
};
+&i2c4 {
+ gpio_exp_76: gpio@76 {
+ compatible = "ti,tca9539";
+ reg = <0x76>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-controller;
+ interrupt-parent = <&gpio7>;
+ interrupts = <3 IRQ_TYPE_EDGE_FALLING>;
+ };
+
+ gpio_exp_77: gpio@77 {
+ compatible = "ti,tca9539";
+ reg = <0x77>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-controller;
+ interrupt-parent = <&gpio5>;
+ interrupts = <9 IRQ_TYPE_EDGE_FALLING>;
+ };
+};
+
&ohci0 {
status = "okay";
};
--
1.9.1
next reply other threads:[~2017-10-06 2:44 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-06 2:44 Vladimir Barinov [this message]
[not found] ` <1507257851-12145-1-git-send-email-vladimir.barinov-M4DtvfQ/ZS1MRgGoP+s0PdBPR1lH4CV8@public.gmane.org>
2017-10-06 7:18 ` [PATCH v3 15/18] arm64: dts: ulcb-kf: enable TCA9539 on I2C4 Geert Uytterhoeven
2017-10-06 7:18 ` Geert Uytterhoeven
2017-10-09 7:15 ` Simon Horman
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