From: "Jonathan Neuschäfer" <j.neuschaefer@gmx.net>
To: linux-clk@vger.kernel.org, openbmc@lists.ozlabs.org
Cc: linux-kernel@vger.kernel.org, linux-watchdog@vger.kernel.org,
devicetree@vger.kernel.org,
"Jonathan Neuschäfer" <j.neuschaefer@gmx.net>,
"Michael Turquette" <mturquette@baylibre.com>,
"Stephen Boyd" <sboyd@kernel.org>,
"Rob Herring" <robh+dt@kernel.org>,
"Krzysztof Kozlowski" <krzk+dt@kernel.org>,
"Avi Fishman" <avifishman70@gmail.com>,
"Tomer Maimon" <tmaimon77@gmail.com>,
"Tali Perry" <tali.perry1@gmail.com>,
"Patrick Venture" <venture@google.com>,
"Nancy Yuen" <yuenn@google.com>,
"Benjamin Fair" <benjaminfair@google.com>,
"Daniel Lezcano" <daniel.lezcano@linaro.org>,
"Thomas Gleixner" <tglx@linutronix.de>,
"Philipp Zabel" <p.zabel@pengutronix.de>,
"Wim Van Sebroeck" <wim@linux-watchdog.org>,
"Guenter Roeck" <linux@roeck-us.net>,
"Krzysztof Kozlowski" <krzysztof.kozlowski+dt@linaro.org>
Subject: [PATCH v4 4/6] ARM: dts: wpcm450: Add clock controller node
Date: Fri, 10 Jun 2022 09:21:39 +0200 [thread overview]
Message-ID: <20220610072141.347795-5-j.neuschaefer@gmx.net> (raw)
In-Reply-To: <20220610072141.347795-1-j.neuschaefer@gmx.net>
This declares the clock controller and the necessary 48 Mhz reference
clock in the WPCM450 device. Switching devices over to the clock
controller is intentionally done in a separate patch to give time for
the clock controller driver to land.
Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net>
---
v4:
- no changes
v3:
- Change clock-output-names and clock-names from "refclk" to "ref"
v2:
- https://lore.kernel.org/lkml/20220429172030.398011-6-j.neuschaefer@gmx.net/
- no changes
---
arch/arm/boot/dts/nuvoton-wpcm450.dtsi | 17 +++++++++++++++++
1 file changed, 17 insertions(+)
diff --git a/arch/arm/boot/dts/nuvoton-wpcm450.dtsi b/arch/arm/boot/dts/nuvoton-wpcm450.dtsi
index b9b669cd632f1..332cc222c7dc5 100644
--- a/arch/arm/boot/dts/nuvoton-wpcm450.dtsi
+++ b/arch/arm/boot/dts/nuvoton-wpcm450.dtsi
@@ -37,6 +37,14 @@ clk24m: clock-24mhz {
#clock-cells = <0>;
};
+ refclk: clock-48mhz {
+ /* 48 MHz reference oscillator */
+ compatible = "fixed-clock";
+ clock-output-names = "ref";
+ clock-frequency = <48000000>;
+ #clock-cells = <0>;
+ };
+
soc {
compatible = "simple-bus";
#address-cells = <1>;
@@ -49,6 +57,15 @@ gcr: syscon@b0000000 {
reg = <0xb0000000 0x200>;
};
+ clk: clock-controller@b0000200 {
+ compatible = "nuvoton,wpcm450-clk";
+ reg = <0xb0000200 0x100>;
+ clocks = <&refclk>;
+ clock-names = "ref";
+ #clock-cells = <1>;
+ #reset-cells = <1>;
+ };
+
serial0: serial@b8000000 {
compatible = "nuvoton,wpcm450-uart";
reg = <0xb8000000 0x20>;
--
2.35.1
next prev parent reply other threads:[~2022-06-10 7:22 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-10 7:21 [PATCH v4 0/6] Nuvoton WPCM450 clock and reset driver Jonathan Neuschäfer
2022-06-10 7:21 ` [PATCH v4 1/6] dt-bindings: timer: nuvoton,npcm7xx-timer: Allow specifying all clocks Jonathan Neuschäfer
2022-06-10 7:21 ` [PATCH v4 2/6] watchdog: npcm: Enable clock if provided Jonathan Neuschäfer
2022-09-25 17:00 ` Guenter Roeck
2022-06-10 7:21 ` [PATCH v4 3/6] dt-bindings: clock: Add Nuvoton WPCM450 clock/reset controller Jonathan Neuschäfer
2022-06-10 7:21 ` Jonathan Neuschäfer [this message]
2022-06-10 7:21 ` [PATCH v4 5/6] clk: wpcm450: Add Nuvoton WPCM450 clock/reset controller driver Jonathan Neuschäfer
2022-06-10 7:21 ` [PATCH v4 6/6] ARM: dts: wpcm450: Switch clocks to clock controller Jonathan Neuschäfer
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