From: Alex Elder <elder@riscstar.com>
To: broonie@kernel.org, robh@kernel.org, krzk+dt@kernel.org,
conor+dt@kernel.org
Cc: linux-spi@vger.kernel.org, devicetree@vger.kernel.org,
dlan@gentoo.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: [PATCH 0/3] spi: support the SpacemiT K1 SPI controller
Date: Wed, 17 Sep 2025 17:07:20 -0500 [thread overview]
Message-ID: <20250917220724.288127-1-elder@riscstar.com> (raw)
This series adds support for the SPI controller found in the SpacemiT
K1 SoC. The driver currently supports only master mode. It has
two 32-entry FIFOs and supports PIO and DMA for transfers.
-Alex
Alex Elder (3):
dt-bindings: spi: add SpacemiT K1 SPI support
spi: spacemit: introduce SpacemiT K1 SPI controller driver
riscv: dts: spacemit: define a SPI controller node
.../bindings/spi/spacemit,k1-spi.yaml | 94 ++
.../boot/dts/spacemit/k1-bananapi-f3.dts | 6 +
arch/riscv/boot/dts/spacemit/k1-pinctrl.dtsi | 20 +
arch/riscv/boot/dts/spacemit/k1.dtsi | 19 +
drivers/spi/Kconfig | 8 +
drivers/spi/Makefile | 1 +
drivers/spi/spi-spacemit-k1.c | 985 ++++++++++++++++++
7 files changed, 1133 insertions(+)
create mode 100644 Documentation/devicetree/bindings/spi/spacemit,k1-spi.yaml
create mode 100644 drivers/spi/spi-spacemit-k1.c
base-commit: 590b221ed4256fd6c34d3dea77aa5bd6e741bbc1
--
2.48.1
next reply other threads:[~2025-09-17 22:07 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-17 22:07 Alex Elder [this message]
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
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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