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X-CSE-ConnectionGUID: t8xe+PG5ToiTAzNui+f57g== X-CSE-MsgGUID: MklU9/uqSMmrBbbLRDTvqg== X-IronPort-AV: E=McAfee;i="6800,10657,11586"; a="66000964" X-IronPort-AV: E=Sophos;i="6.19,249,1754982000"; d="scan'208";a="66000964" Received: from orviesa005.jf.intel.com ([10.64.159.145]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Oct 2025 04:36:46 -0700 X-CSE-ConnectionGUID: oNPmcWm+T9qr3ClJyjH0zw== X-CSE-MsgGUID: BHhGeKTiQ9eott8yQW/MTw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.19,249,1754982000"; d="scan'208";a="189267977" Received: from pgcooper-mobl3.ger.corp.intel.com (HELO kekkonen.fi.intel.com) ([10.245.244.193]) by orviesa005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Oct 2025 04:36:43 -0700 Received: from kekkonen.localdomain (localhost [IPv6:::1]) by kekkonen.fi.intel.com (Postfix) with SMTP id 691AD1209C8; Thu, 23 Oct 2025 14:36:40 +0300 (EEST) Date: Thu, 23 Oct 2025 14:36:40 +0300 Organization: Intel Finland Oy - BIC 0357606-4 - c/o Alberga Business Park, 6 krs, Bertel Jungin Aukio 5, 02600 Espoo From: Sakari Ailus To: Griffin Kroah-Hartman Cc: Konrad Dybcio , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Tianshu Qiu , Mauro Carvalho Chehab , Luca Weiss , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org Subject: Re: [PATCH RFC 3/3] arm64: dts: qcom: qcm6490-fairphone-fp5: Add cam actuator Message-ID: References: <20251009-ak7377-driver-v1-0-29e4f6e16ed3@fairphone.com> <20251009-ak7377-driver-v1-3-29e4f6e16ed3@fairphone.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Hi Griffin, On Thu, Oct 23, 2025 at 10:37:50AM +0200, Griffin Kroah-Hartman wrote: > Hi Konrad > On 10/22/25 19:29, Konrad Dybcio wrote: > > On 10/9/25 2:23 PM, Griffin Kroah-Hartman wrote: > > > Add a node for Asahi Kasei AK7377 actuator, used for focus of the main > > > back camera sensor. > > > > > > Signed-off-by: Griffin Kroah-Hartman > > > --- > > > arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts | 7 +++++++ > > > 1 file changed, 7 insertions(+) > > > > > > diff --git a/arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts b/arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts > > > index e115b6a52b299ef663ccfb614785f8f89091f39d..49654f0f914fbe18080d2f55bb6877c8ab7baf0e 100644 > > > --- a/arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts > > > +++ b/arch/arm64/boot/dts/qcom/qcm6490-fairphone-fp5.dts > > > @@ -616,6 +616,13 @@ &cci0 { > > > }; > > > &cci0_i2c0 { > > > + camera_imx800_ak7377: actuator@c { > > > + compatible = "asahi-kasei,ak7377"; > > > + reg = <0x0c>; > > > + vdd-supply = <&vreg_l7p>; > > > + vio-supply = <&vreg_l7p>; > > > > The dt-bindings suggest vdd is 2.8 V and vio is 1.8 V (at least > > on AK7375, although this isn't stated explicitly..) > > This AK7377 is integrated into a JHS-M15342-A2, which only takes in VDD as a > power supply. VIO was only added to satisfy the dt-bindings, as we are not > sure what the exact pin layout the AK7377 has. > > > L7P on FP5 is 2.7 V (default) - 3.0 V (which you should probably > > tighten to the actual operating value), please double-check this > > I can confirm that L7P is supposed to be 2.8V on the FP5, I will update the > dts in my next patchset. This seems to be unrelated to the DTB/driver patches, which I presume I could take from this version while you'd post an updated DTS only? -- Regards, Sakari Ailus