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[75.72.117.212]) by smtp.gmail.com with ESMTPSA id 8926c6da1cb9f-53d50aa5dc6sm876180173.47.2025.09.18.05.00.02 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 18 Sep 2025 05:00:03 -0700 (PDT) Message-ID: <88833bd7-dad5-4613-b29e-2db05d60f3f0@riscstar.com> Date: Thu, 18 Sep 2025 07:00:02 -0500 Precedence: bulk X-Mailing-List: linux-spi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 1/3] dt-bindings: spi: add SpacemiT K1 SPI support To: Troy Mitchell , Yixun Lan Cc: broonie@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, linux-spi@vger.kernel.org, devicetree@vger.kernel.org, paul.walmsley@sifive.com, palmer@dabbelt.com, aou@eecs.berkeley.edu, alex@ghiti.fr, p.zabel@pengutronix.de, spacemit@lists.linux.dev, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org References: <20250917220724.288127-1-elder@riscstar.com> <20250917220724.288127-2-elder@riscstar.com> <20250917231520-GYA1269891@gentoo.org> <3b815302-21f2-4ee2-bf83-c1dba77ce3d1@riscstar.com> <20250918001632-GYA1270371@gentoo.org> Content-Language: en-US From: Alex Elder In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 9/18/25 2:43 AM, Troy Mitchell wrote: >>> while looking at the code, it seems you can use alias to map specific id >>> to the spi controller, it even can do non-linear map, something like >>> spi0 = &spi3; >> I've never used this before, but yes, it looks like it's exactly >> what I want. I'll just get rid of the "spacemit,k1-ssp-id" DT >> property entirely. Easy. >> >>> plese check of_alias_get_id() >>> >>> note, I haven't actually verified on board, just look through the code > This is the right API that Alex what to use. > I have verified it in i2c driver. Yes, thank you for confirming. I've already made the change and verified it works as desired. -Alex