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Thu, 28 Mar 2024 16:45:09 +0300 From: Dmitry Rokosov To: , , , , , , , , , , , , CC: , , , , , , , Dmitry Rokosov Subject: [PATCH v1 2/3] arm64: dts: amlogic: a1: introduce cpu temperature sensor Date: Thu, 28 Mar 2024 16:44:38 +0300 Message-ID: <20240328134459.18446-3-ddrokosov@salutedevices.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240328134459.18446-1-ddrokosov@salutedevices.com> References: <20240328134459.18446-1-ddrokosov@salutedevices.com> MIME-Version: 1.0 X-Originating-IP: [100.64.160.123] X-ClientProxiedBy: p-i-exch-sc-m02.sberdevices.ru (172.16.192.103) To p-i-exch-sc-m02.sberdevices.ru (172.16.192.103) X-KSMG-Rule-ID: 10 X-KSMG-Message-Action: clean X-KSMG-AntiSpam-Lua-Profiles: 184470 [Mar 28 2024] X-KSMG-AntiSpam-Version: 6.1.0.4 X-KSMG-AntiSpam-Envelope-From: ddrokosov@salutedevices.com X-KSMG-AntiSpam-Rate: 0 X-KSMG-AntiSpam-Status: not_detected X-KSMG-AntiSpam-Method: none X-KSMG-AntiSpam-Auth: dkim=none X-KSMG-AntiSpam-Info: LuaCore: 14 0.3.14 5a0c43d8a1c3c0e5b0916cc02a90d4b950c01f96, {Tracking_from_domain_doesnt_match_to}, 127.0.0.199:7.1.2;100.64.160.123:7.1.2;smtp.sberdevices.ru:5.0.1,7.1.1;d41d8cd98f00b204e9800998ecf8427e.com:7.1.1;salutedevices.com:7.1.1, FromAlignment: s, ApMailHostAddress: 100.64.160.123 X-MS-Exchange-Organization-SCL: -1 X-KSMG-AntiSpam-Interceptor-Info: scan successful X-KSMG-AntiPhishing: Clean X-KSMG-LinksScanning: Clean X-KSMG-AntiVirus: Kaspersky Secure Mail Gateway, version 2.0.1.6960, bases: 2024/03/28 10:33:00 #24492761 X-KSMG-AntiVirus-Status: Clean, skipped X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240328_064512_179170_B83BAE6C X-CRM114-Status: GOOD ( 10.42 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The A1 SoC family has only one thermal sensor for CPU temperature measurement. It is required to set the TS clock rate to 500kHz to make it workable. Signed-off-by: Dmitry Rokosov --- arch/arm64/boot/dts/amlogic/meson-a1.dtsi | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi index f65d4a77ee52..6f0d0e07e037 100644 --- a/arch/arm64/boot/dts/amlogic/meson-a1.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-a1.dtsi @@ -854,6 +854,18 @@ usb2_phy1: phy@4000 { power-domains = <&pwrc PWRC_USB_ID>; }; + cpu_temp: temperature-sensor@4c00 { + compatible = "amlogic,a1-cpu-thermal", + "amlogic,a1-thermal"; + reg = <0x0 0x4c00 0x0 0x50>; + interrupts = ; + clocks = <&clkc_periphs CLKID_TS>; + assigned-clocks = <&clkc_periphs CLKID_TS>; + assigned-clock-rates = <500000>; + #thermal-sensor-cells = <0>; + amlogic,ao-secure = <&sec_AO>; + }; + hwrng: rng@5118 { compatible = "amlogic,meson-rng"; reg = <0x0 0x5118 0x0 0x4>;