linux-kernel - [RFC PATCH 3/3] [LOCAL] arm64: dts: renesas: ulcb: Showcase 'use-alternative-interrupt'

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Message-ID: <20200422101026.9220-4-erosca@de.adit-jv.com>
Date:   Wed, 22 Apr 2020 12:10:26 +0200
From:   Eugeniu Rosca <erosca@...adit-jv.com>
To:     <linux-renesas-soc@...r.kernel.org>, <linux-gpio@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC:     Geert Uytterhoeven <geert+renesas@...der.be>,
        Linus Walleij <linus.walleij@...aro.org>,
        Marek Vasut <marek.vasut+renesas@...il.com>,
        Wolfram Sang <wsa+renesas@...g-engineering.com>,
        Sergei Shtylyov <sergei.shtylyov@...entembedded.com>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>,
        Yoshihiro Shimoda <yoshihiro.shimoda.uh@...esas.com>,
        Biju Das <biju.das@...renesas.com>,
        Grygorii Strashko <grygorii.strashko@...com>,
        Chris Paterson <chris.paterson2@...esas.com>,
        Yusuke Ashiduka <ashiduka@...itsu.com>,
        Torii Kenichi <torii.ken1@...fujitsu.com>,
        Fukui Yohhei <yohhei.fukui@...so-ten.com>,
        Yasushi Asano <yasano@...adit-jv.com>,
        Yuichi Kusakabe <yuichi.kusakabe@...so-ten.com>,
        Andrew Gabbasov <andrew_gabbasov@...tor.com>,
        Jiada Wang <jiada_wang@...tor.com>,
        Eugeniu Rosca <erosca@...adit-jv.com>,
        Eugeniu Rosca <rosca.eugeniu@...il.com>
Subject: [RFC PATCH 3/3] [LOCAL] arm64: dts: renesas: ulcb: Showcase 'use-alternative-interrupt'

One caveat is that the 'interrupts' property update _must_ go hand
in hand with the newly added 'use-alternative-interrupt' property.
Is there an easy way to avoid it?

Signed-off-by: Eugeniu Rosca <erosca@...adit-jv.com>
---
 arch/arm64/boot/dts/renesas/ulcb.dtsi | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/ulcb.dtsi b/arch/arm64/boot/dts/renesas/ulcb.dtsi
index d2ba9598cd1e..168dadbd1185 100644
--- a/arch/arm64/boot/dts/renesas/ulcb.dtsi
+++ b/arch/arm64/boot/dts/renesas/ulcb.dtsi
@@ -174,6 +174,46 @@ &extalr_clk {
 	clock-frequency = <32768>;
 };
 
+&gpio0 {
+	use-alternative-interrupt;
+	interrupts = <GIC_SPI 248 IRQ_TYPE_LEVEL_HIGH>;
+};
+
+&gpio1 {
+	use-alternative-interrupt;
+	interrupts = <GIC_SPI 249 IRQ_TYPE_LEVEL_HIGH>;
+};
+
+&gpio2 {
+	use-alternative-interrupt;
+	interrupts = <GIC_SPI 250 IRQ_TYPE_LEVEL_HIGH>;
+};
+
+&gpio3 {
+	use-alternative-interrupt;
+	interrupts = <GIC_SPI 251 IRQ_TYPE_LEVEL_HIGH>;
+};
+
+&gpio4 {
+	use-alternative-interrupt;
+	interrupts = <GIC_SPI 252 IRQ_TYPE_LEVEL_HIGH>;
+};
+
+&gpio5 {
+	use-alternative-interrupt;
+	interrupts = <GIC_SPI 253 IRQ_TYPE_LEVEL_HIGH>;
+};
+
+&gpio6 {
+	use-alternative-interrupt;
+	interrupts = <GIC_SPI 254 IRQ_TYPE_LEVEL_HIGH>;
+};
+
+&gpio7 {
+	use-alternative-interrupt;
+	interrupts = <GIC_SPI 255 IRQ_TYPE_LEVEL_HIGH>;
+};
+
 &hdmi0 {
 	status = "okay";
 
-- 
2.26.0