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Thu, 05 Nov 2026 17:50:42 -0800 (PST) Received: from [172.22.22.28] ([73.62.185.64]) by smtp.gmail.com with ESMTPSA id 586e51a60fabf-4ad97887090sm817691fac.6.2026.11.05.17.50.41 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 05 Nov 2026 17:50:41 -0800 (PST) Message-ID: Date: Thu, 5 Nov 2026 19:50:40 -0600 X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 0/4] soc: toshiba: tc9564: config system controller To: Krzysztof Kozlowski , sboyd@kernel.org, bmasney+clk@redhat.com, jbrunet+clk@baylibre.com, p.zabel@pengutronix.de, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: daniel@riscstar.com, mohd.anwar@oss.qualcomm.com, lorenzo.bianconi@oss.qualcomm.com, fabrice.gasnier@foss.st.com, alexandre.torgue@foss.st.com, marex@nabladev.com, changhuang.liang@starfivetech.com, devicetree@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org References: <20261104004332.2141282-1-elder@riscstar.com> Content-Language: en-US From: Alex Elder In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 11/5/26 2:26 PM, Krzysztof Kozlowski wrote: > On 04/11/2026 01:43, Alex Elder wrote: >> This series is comprised of some code that was previously sent >> separately. It now incorporates a new system controller driver >> that advertises clock and reset functionality, as well as regmap >> access to its address range. This combination is being treated >> as a new series. (Details of previous versions are below.) >> >> The Toshiba TC9564 is an SoC that attaches to a host system via PCIe. >> It includes a PCIe switch with three downstream ports. To one of >> these ports an embedded PCIe endpoint is attached, and that implements >> two PCI functions. BAR 4 for both PCI functions provides access to >> registers controlling blocks within the SoC. >> >> The system controller driver adds the clock and reset devices >> using the mfd_add_devices() interface. The clocks and resets >> are implemented by drivers included in this series. > > Toshiba TC9564 bindings and DTS should be posted completely. We spent > great amount of time on discussing already and I pointed more than once > that big picture is missing. > > You are not describing here parts of a SoC. > > You are describing one, single device how the host sees it and DT > maintainers (and writing bindings) ask for complete picture in such cases. > > Best regards, > Krzysztof https://github.com/riscstar/linux/blob/tc9564-dts/arch/arm64/boot/dts/qcom/qcs6490-rb3gen2.dts