From: Yash Shah <yash.shah@sifive.com>
To: "linus.walleij@linaro.org" <linus.walleij@linaro.org>,
"bgolaszewski@baylibre.com" <bgolaszewski@baylibre.com>,
"robh+dt@kernel.org" <robh+dt@kernel.org>,
"mark.rutland@arm.com" <mark.rutland@arm.com>,
"palmer@dabbelt.com" <palmer@dabbelt.com>,
"Paul Walmsley ( Sifive)" <paul.walmsley@sifive.com>
Cc: "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"aou@eecs.berkeley.edu" <aou@eecs.berkeley.edu>,
"jason@lakedaemon.net" <jason@lakedaemon.net>,
"linux-gpio@vger.kernel.org" <linux-gpio@vger.kernel.org>,
"maz@kernel.org" <maz@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"atish.patra@wdc.com" <atish.patra@wdc.com>,
Yash Shah <yash.shah@sifive.com>,
Sagar Kadam <sagar.kadam@sifive.com>,
"tglx@linutronix.de" <tglx@linutronix.de>,
"bmeng.cn@gmail.com" <bmeng.cn@gmail.com>,
"linux-riscv@lists.infradead.org"
<linux-riscv@lists.infradead.org>,
Sachin Ghadi <sachin.ghadi@sifive.com>
Subject: [PATCH v2 3/5] gpio: sifive: Add DT documentation for SiFive GPIO
Date: Wed, 20 Nov 2019 06:59:35 +0000 [thread overview]
Message-ID: <1574233128-28114-4-git-send-email-yash.shah@sifive.com> (raw)
In-Reply-To: <1574233128-28114-1-git-send-email-yash.shah@sifive.com>
DT json-schema for GPIO controller added.
Signed-off-by: Wesley W. Terpstra <wesley@sifive.com>
[Atish: Compatible string update]
Signed-off-by: Atish Patra <atish.patra@wdc.com>
Signed-off-by: Yash Shah <yash.shah@sifive.com>
---
.../devicetree/bindings/gpio/gpio-sifive.yaml | 69 ++++++++++++++++++++++
1 file changed, 69 insertions(+)
create mode 100644 Documentation/devicetree/bindings/gpio/gpio-sifive.yaml
diff --git a/Documentation/devicetree/bindings/gpio/gpio-sifive.yaml b/Documentation/devicetree/bindings/gpio/gpio-sifive.yaml
new file mode 100644
index 0000000..49214bb
--- /dev/null
+++ b/Documentation/devicetree/bindings/gpio/gpio-sifive.yaml
@@ -0,0 +1,69 @@
+# SPDX-License-Identifier: GPL-2.0
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/gpio/gpio-sifive.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: SiFive GPIO controller
+
+maintainers:
+ - Yash Shah <yash.shah@sifive.com>
+ - Paul Walmsley <paul.walmsley@sifive.com>
+
+properties:
+ compatible:
+ items:
+ - const: sifive,fu540-c000-gpio
+ - const: sifive,gpio0
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ description:
+ interrupt mapping one per GPIO. Maximum 16 GPIOs.
+ maxItems: 1
+
+ interrupt-controller: true
+
+ "#interrupt-cells":
+ const: 2
+
+ clocks:
+ maxItems: 1
+
+ clock-names: true
+
+ "#gpio-cells":
+ const: 2
+
+ gpio-controller: true
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - interrupt-controller
+ - "#interrupt-cells"
+ - clocks
+ - "#gpio-cells"
+ - gpio-controller
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/sifive-fu540-prci.h>
+ gpio@10060000 {
+ compatible = "sifive,fu540-c000-gpio", "sifive,gpio0";
+ interrupt-parent = <&plic>;
+ interrupts = <7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22>;
+ reg = <0x0 0x10060000 0x0 0x1000>;
+ clocks = <&tlclk PRCI_CLK_TLCLK>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ };
+
+...
--
2.7.4
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next prev parent reply other threads:[~2019-11-20 6:59 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-20 6:59 [PATCH v2 0/5] GPIO & Hierarchy IRQ support for HiFive Unleashed Yash Shah
2019-11-20 6:59 ` [PATCH v2 1/5] genirq: introduce irq_domain_translate_onecell Yash Shah
2019-11-20 9:34 ` Thomas Gleixner
2019-11-20 10:24 ` Marc Zyngier
2019-11-20 10:48 ` Thomas Gleixner
2019-11-20 10:38 ` Marc Zyngier
2019-11-21 8:35 ` Yash Shah
2019-11-21 8:55 ` Yash Shah
2019-11-21 9:20 ` Marc Zyngier
2019-11-20 6:59 ` [PATCH v2 2/5] irqchip: sifive: Support hierarchy irq domain Yash Shah
2019-11-22 10:17 ` Marc Zyngier
2019-11-20 6:59 ` Yash Shah [this message]
2019-11-20 6:59 ` [PATCH v2 4/5] gpio: sifive: Add GPIO driver for SiFive SoCs Yash Shah
2019-11-20 10:01 ` Bartosz Golaszewski
2019-11-21 8:32 ` Yash Shah
2019-11-20 6:59 ` [PATCH v2 5/5] riscv: dts: Add DT support for SiFive FU540 GPIO driver Yash Shah
2019-11-20 9:14 ` Andreas Schwab
2019-11-21 8:26 ` Yash Shah
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