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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b8795168b2esm1436998566b.17.2026.01.20.05.58.19 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 20 Jan 2026 05:58:20 -0800 (PST) Message-ID: <78fa3129-59f3-4545-ba9f-b570a02b36d9@oss.qualcomm.com> Date: Tue, 20 Jan 2026 14:58:18 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 2/3] iio: light: add AMS TCS3400 RGB and RGB-IR color sensor driver To: phodina , Andy Shevchenko Cc: Jonathan Cameron , David Lechner , =?UTF-8?Q?Nuno_S=C3=A1?= , Andy Shevchenko , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Konrad Dybcio , David Heidelberg , linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org References: <20260119-tsc3400-v1-0-82a65c5417aa@protonmail.com> <20260119-tsc3400-v1-2-82a65c5417aa@protonmail.com> <6ad1855a-acf9-43e9-a8ab-303f553eae77@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=QohTHFyd c=1 sm=1 tr=0 ts=696f89ff cx=c_pps a=HLyN3IcIa5EE8TELMZ618Q==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=vUbySO9Y5rIA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=WPYAcN5PAAAA:8 a=OQN141zOAAAA:20 a=lLZmtIKjAAAA:8 a=QyXUC8HyAAAA:8 a=sfOm8-O8AAAA:8 a=HSszxRPbfJk2xRrW558A:9 a=QEXdDO2ut3YA:10 a=bTQJ7kPSJx9SKPbeHEYW:22 a=6ZeUHvWJlyc_Iz7ozJi0:22 a=q5Nj8NTjyn2D8kUwajRn:22 a=TvTJqdcANYtsRzA46cdi:22 a=bA3UWDv6hWIuX7UZL3qL:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTIwMDExNSBTYWx0ZWRfX+ZeEzWmYIcSR wfOBLS9MXzWdGJktf59v6uGG1LGqDY0hpRyB+OEh7AzCq5l4kI97iBu9GqjRU0uL4C18GaSp6R1 XbEzxKRBNe7jA5xlwSr7YCIsZ1kyUlSGYcp++qIGyG9efzJugO/CaZZn1oXUhkBBy31oNE0IM0h eI7k7/6snVDIA+PiivZbswMDi+IRCd1zgO0iMYa7IvYL16iLjOwH4zQUee1G0eRFpPTSBVrQAFd q4Rrb0cJHRfyiBHW8GX6yPhXP7tkw5ckfepxpm+gEfBFgM7BhnKli4IZa6iFKBB5Axdf8IG9XQ2 o0SETJWOU1ITAQeDLqc+N4vqaLBwVWIZJTHn7H9ckmkQrHuWAObbliX1I3T3DHSzvDD0bEWo2hm wYJpgBPohRW2RRpNni1v98o8TTKR4kverkr6hZzJJCf6uBQjemw2N3v0N0vWFUurnkXUI9E21Gm HSaZfG4+KXdobFjqfHQ== X-Proofpoint-GUID: -Cawp97O9OzdOSwzLbFEUrfkSsBEXoSp X-Proofpoint-ORIG-GUID: -Cawp97O9OzdOSwzLbFEUrfkSsBEXoSp X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.20,FMLib:17.12.100.49 definitions=2026-01-20_03,2026-01-20_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 malwarescore=0 priorityscore=1501 adultscore=0 clxscore=1015 impostorscore=0 lowpriorityscore=0 phishscore=0 suspectscore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2601200115 On 1/20/26 2:51 PM, phodina wrote: > Thanks Konrad for posting the datasheet. > > I used directly the link from the vendor site. > > https://look.ams-osram.com/m/595d46c644740603/original/TCS3400-Color-Light-to-Digital-Converter.pdf Note these seem to be two separate (but similar) products Konrad > > Will add the link to the driver commit. > > Kind regards > Petr Hodina > > > On Tuesday, January 20th, 2026 at 2:33 PM, Andy Shevchenko wrote: > >> On Tue, Jan 20, 2026 at 12:03:26PM +0100, Konrad Dybcio wrote: >> >>> On 1/19/26 6:19 PM, Petr Hodina via B4 Relay wrote: >> >>>> Add support for the AMS TCS3400 I2C color light-to-digital converter. >>>> The driver supports RGBC and RGB-IR modes, programmable integration >>>> time, optional interrupt-driven buffered capture, and regulator-based >>>> power control. >>>> >>>> Signed-off-by: Petr Hodina petr.hodina@protonmail.com >>>> --- >>> >>> FYI this is the driver that shipped on Sony phones: >>> >>> https://github.com/LineageOS/android_kernel_sony_sdm845/blob/lineage-23.0/drivers/misc/tcs3490.c >>> >>> And it seems there's a datasheet available: >>> >>> https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/897/TCS3490.pdf >> >> >> Thanks for finding this! It can be transformed to Datasheet tag >> in the commit message. >> >> -- >> With Best Regards, >> Andy Shevchenko