From: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
To: Erikas Bitovtas <xerikasxx@gmail.com>,
Bjorn Andersson <andersson@kernel.org>,
Konrad Dybcio <konradybcio@kernel.org>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Bartosz Golaszewski <brgl@kernel.org>,
Kees Cook <kees@kernel.org>, Tony Luck <tony.luck@intel.com>,
"Guilherme G. Piccoli" <gpiccoli@igalia.com>
Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
Stefan Hansson <newbyte@postmarketos.org>,
~postmarketos/upstreaming@lists.sr.ht,
phone-devel@vger.kernel.org, David Heidelberg <david@ixit.cz>,
Abel Vesa <abelvesa@kernel.org>
Subject: Re: [PATCH v4] arm64: dts: qcom: sm7125-samsung: add initial device tree
Date: Mon, 19 Oct 2026 10:49:38 +0200 [thread overview]
Message-ID: <eb559119-4d52-41be-a954-2c26492d6a2e@oss.qualcomm.com> (raw)
In-Reply-To: <b33efcca-eaed-4efe-99c6-035afd73dec5@gmail.com>
On 10/17/26 3:29 PM, Erikas Bitovtas wrote:
> On 10/16/26 13:56, Konrad Dybcio wrote:
>> On 10/13/26 3:58 PM, Erikas Bitovtas wrote:
>>> Samsung Galaxy A52/A72 are devices released on atoll (SM7125) platform
>>> in 2021. Add initial device tree for SM7125 Samsung platform with
>>> +&soc {
>>> + i2c_17: i2c-17 {
>>
>> This is not a MMIO device, so it doesn't belong under /soc
>>
> Will move it to / in v5.
>> Have you tried using the bus through the normal QUP driver path?
>>
> No, I haven't. GPI DMA support for this platform is not yet upstream.
It's a copy-paste job, try it out please.
>>> + compatible = "i2c-gpio";
>>> + sda-gpios = <&tlmm 51 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
>>> + scl-gpios = <&tlmm 52 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
>>
>> style nit: (foo | bar) instead of (foor|bar), please
>>
> Will fix that in v5.
>>> +&usb_1 {
>>> + qcom,select-utmi-as-pipe-clk;
>>
>> Is there no superspeed / DP altmode?
>>
> I could not find anything that confirms super-speed or DP altmode on
> these devices. Besides, ufshcd-qcom fails with "link startup failed 1"
> after setting super-speed and removing "qcom,select-utmi-as-pipe-clk".
On the stock firmware, if you plug in a display via the type-c port
(perhaps via a dock), does it show video output?
Konrad
prev parent reply other threads:[~2026-10-19 8:49 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-13 13:58 Erikas Bitovtas
2026-10-16 10:56 ` Konrad Dybcio
2026-10-17 13:29 ` Erikas Bitovtas
2026-10-19 8:49 ` Konrad Dybcio [this message]
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