From: Alex Elder <elder@riscstar.com>
To: Troy Mitchell <troy.mitchell@linux.spacemit.com>,
Yixun Lan <dlan@gentoo.org>
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
Subject: Re: [PATCH 1/3] dt-bindings: spi: add SpacemiT K1 SPI support
Date: Thu, 18 Sep 2025 07:00:02 -0500 [thread overview]
Message-ID: <88833bd7-dad5-4613-b29e-2db05d60f3f0@riscstar.com> (raw)
In-Reply-To: <D2A109C6A8BDED08+aMu4H4xap2GSP50w@LT-Guozexi>
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
next prev parent reply other threads:[~2025-09-18 12:00 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-17 22:07 [PATCH 0/3] spi: support the SpacemiT K1 SPI controller Alex Elder
2025-09-17 22:07 ` [PATCH 1/3] dt-bindings: spi: add SpacemiT K1 SPI support Alex Elder
2025-09-17 23:15 ` Yixun Lan
2025-09-17 23:40 ` Alex Elder
2025-09-18 0:16 ` Yixun Lan
2025-09-18 2:59 ` Alex Elder
2025-09-18 7:43 ` Troy Mitchell
2025-09-18 12:00 ` Alex Elder [this message]
2025-09-18 19:57 ` Rob Herring
2025-09-18 20:02 ` Alex Elder
2025-10-06 8:10 ` Krzysztof Kozlowski
2025-09-17 22:07 ` [PATCH 2/3] spi: spacemit: introduce SpacemiT K1 SPI controller driver Alex Elder
2025-09-18 7:47 ` Troy Mitchell
2025-09-18 12:00 ` Alex Elder
2025-09-18 12:41 ` Yixun Lan
2025-09-18 13:45 ` Alex Elder
2025-09-18 14:39 ` Yixun Lan
2025-09-18 14:47 ` Alex Elder
2025-09-18 14:56 ` Yixun Lan
2025-09-18 15:44 ` Alex Elder
2025-09-18 15:58 ` Alex Elder
2025-09-18 16:22 ` Alex Elder
2025-09-17 22:07 ` [PATCH 3/3] riscv: dts: spacemit: define a SPI controller node Alex Elder
2025-09-18 13:32 ` Yixun Lan
2025-09-18 13:51 ` Alex Elder
2025-09-18 14:06 ` Yixun Lan
2025-09-18 14:20 ` Alex Elder
2025-09-18 15:04 ` Yixun Lan
2025-09-18 14:33 ` Yao Zi
2025-09-18 16:22 ` Alex Elder
2025-09-19 15:25 ` Alex Elder
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