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Tue, 4 Mar 2025 10:59:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1741086000; bh=Rvoji/ul4LckOnAp09Lt55SBKXtQJ2Ab4yIHaebWm34=; h=Date:Subject:To:References:From:In-Reply-To:From; b=BFydNjxPHbOzP95YMBOPGJ5XQ2gM24xod5SulzFyWnDdBoDrdnGbI3CSJXYBwpI6y bi5kmNey5NKHSlGLoIMpXDpKX4+EYudvMfJX6wOxbwB+kBJhfqjNdHOI4GMnVukIkN TO6t7mVkwEz4ci4kiBRGYp8BQ+IizKUwEBNb6Hs/2w/1yemH32upCGwhftt4sNmSMy +EXkQABDOFzatHcDGi86mziJcuvNQN4FV8nWaAH+AC4OZzGHuxv0UncAEoWQujFUqo 6ljiQXBhUDkbVo2TjuvHwBrk5lDvaGsauwY+sBTw+YgTMzu/dfVRPan/5OSvQEwAX1 yEYIMmAv/gzHg== Message-ID: <142a2edc-a668-4a6a-a4e8-eff3e8bf9e91@kernel.org> Date: Tue, 4 Mar 2025 11:59:53 +0100 X-Mailing-List: linux-aspeed@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 2/3] ARM: dts: aspeed-g6: Add AST2600 LPC PCC support To: Kevin Chen , lee@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, joel@jms.id.au, andrew@codeconstruct.com.au, derek.kiernan@amd.com, dragan.cvetic@amd.com, arnd@arndb.de, gregkh@linuxfoundation.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-aspeed@lists.ozlabs.org, linux-kernel@vger.kernel.org References: <20250304104434.481429-1-kevin_chen@aspeedtech.com> <20250304104434.481429-3-kevin_chen@aspeedtech.com> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 04/03/2025 11:44, Kevin Chen wrote: > The AST2600 has PCC controller in LPC, placed in LPC node. > > Signed-off-by: Kevin Chen > --- > arch/arm/boot/dts/aspeed/aspeed-g6.dtsi | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/arch/arm/boot/dts/aspeed/aspeed-g6.dtsi b/arch/arm/boot/dts/aspeed/aspeed-g6.dtsi > index 8ed715bd53aa..87dcacb78692 100644 > --- a/arch/arm/boot/dts/aspeed/aspeed-g6.dtsi > +++ b/arch/arm/boot/dts/aspeed/aspeed-g6.dtsi > @@ -626,6 +626,13 @@ lpc_snoop: lpc-snoop@80 { > status = "disabled"; > }; > > + lpc_pcc: lpc-pcc@0 { > + compatible = "aspeed,ast2600-lpc-pcc"; > + reg = <0x0 0x140>; > + interrupts = ; > + status = "disabled"; Incomplete. Your driver clearly bails on missing ports... Best regards, Krzysztof