From: Krzysztof Kozlowski <krzk@kernel.org>
To: Tudor Ambarus <tudor.ambarus@linaro.org>
Cc: "Rafael J. Wysocki" <rafael@kernel.org>,
"Daniel Lezcano" <daniel.lezcano@linaro.org>,
"Zhang Rui" <rui.zhang@intel.com>,
"Lukasz Luba" <lukasz.luba@arm.com>,
"Rob Herring" <robh@kernel.org>,
"Krzysztof Kozlowski" <krzk+dt@kernel.org>,
"Conor Dooley" <conor+dt@kernel.org>,
"Lee Jones" <lee@kernel.org>,
"Alim Akhtar" <alim.akhtar@samsung.com>,
"Peter Griffin" <peter.griffin@linaro.org>,
"André Draszik" <andre.draszik@linaro.org>,
"Bartlomiej Zolnierkiewicz" <bzolnier@gmail.com>,
"Kees Cook" <kees@kernel.org>,
"Gustavo A. R. Silva" <gustavoars@kernel.org>,
willmcvicker@google.com, jyescas@google.com,
shin.son@samsung.com, linux-pm@vger.kernel.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-samsung-soc@vger.kernel.org,
linux-hardening@vger.kernel.org
Subject: Re: [PATCH 3/8] dt-bindings: mfd: Add Google GS101 TMU Syscon
Date: Fri, 16 Jan 2026 10:14:28 +0100 [thread overview]
Message-ID: <0176a63a-6b04-4e30-b718-847133882050@kernel.org> (raw)
In-Reply-To: <26d86470-aaa2-46e3-9940-010a903df4fd@linaro.org>
On 16/01/2026 09:50, Tudor Ambarus wrote:
>
> Because of the hybrid approach I'm arguing the ACPM child node does not
> fully describe the hardware, and it's just a firmware abstraction.
> So option 2/ would be to have just the TMU IP block described with a
> phandle to the ACPM IPC:
>
> soc: soc@0 {
> tmu@100a0000 {
> compatible = "google,gs101-tmu-top";
> reg = <0x100a0000 0x800>;
> clocks = <&cmu_misc CLK_GOUT_MISC_TMU_TOP_PCLK>;
> interrupts = <GIC_SPI 769 IRQ_TYPE_LEVEL_HIGH 0>;
>
> /* The "Firmware Phandle" approach */
> samsung,acpm-ipc = <&acpm_ipc>;
>
> #thermal-sensor-cells = <1>;
Yes, this one, I think it's the best representation.
Best regards,
Krzysztof
next prev parent reply other threads:[~2026-01-16 9:14 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-14 14:16 [PATCH 0/8] thermal: samsung: Add support for Google GS101 TMU Tudor Ambarus
2026-01-14 14:16 ` [PATCH 1/8] dt-bindings: thermal: Add " Tudor Ambarus
2026-01-15 13:32 ` Krzysztof Kozlowski
2026-01-19 12:45 ` Tudor Ambarus
2026-01-19 12:57 ` Krzysztof Kozlowski
2026-01-14 14:16 ` [PATCH 2/8] dt-bindings: firmware: google,gs101-acpm-ipc: Add TMU child node Tudor Ambarus
2026-01-14 14:16 ` [PATCH 3/8] dt-bindings: mfd: Add Google GS101 TMU Syscon Tudor Ambarus
2026-01-15 13:36 ` Krzysztof Kozlowski
2026-01-15 14:53 ` Tudor Ambarus
2026-01-15 15:34 ` Krzysztof Kozlowski
2026-01-15 16:10 ` Tudor Ambarus
2026-01-16 8:50 ` Tudor Ambarus
2026-01-16 9:14 ` Krzysztof Kozlowski [this message]
2026-01-16 9:18 ` Tudor Ambarus
2026-01-14 14:16 ` [PATCH 4/8] firmware: samsung: acpm: Add TMU protocol support Tudor Ambarus
2026-01-14 14:16 ` [PATCH 5/8] thermal: samsung: Add support for GS101 TMU Tudor Ambarus
2026-01-14 14:16 ` [PATCH 6/8] MAINTAINERS: Add entry for Samsung Exynos ACPM thermal driver Tudor Ambarus
2026-01-14 14:16 ` [PATCH 7/8] arm64: dts: exynos: gs101: Add thermal management unit Tudor Ambarus
2026-01-14 14:16 ` [PATCH 8/8] arm64: defconfig: enable Exynos ACPM thermal support Tudor Ambarus
2026-01-15 13:21 ` Tudor Ambarus
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