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[75.72.117.212]) by smtp.gmail.com with ESMTPSA id 8926c6da1cb9f-5a8a9799428sm3116783173.63.2025.10.20.09.52.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 20 Oct 2025 09:52:04 -0700 (PDT) From: Alex Elder To: han.xu@nxp.com, broonie@kernel.org, dlan@gentoo.org Cc: guodong@riscstar.com, linux-spi@vger.kernel.org, imx@lists.linux.dev, spacemit@lists.linux.dev, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH 6/8] spi: fsl-qspi: support the SpacemiT K1 SoC Date: Mon, 20 Oct 2025 11:51:49 -0500 Message-ID: <20251020165152.666221-7-elder@riscstar.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20251020165152.666221-1-elder@riscstar.com> References: <20251020165152.666221-1-elder@riscstar.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Allow the SPI_FSL_QUADSPI Kconfig option to be selected if ARCH_SPACEMIT enabled. Add support for the SpacemiT K1 SoC in the Freescale QSPI driver by defining the device type data for its QSPI implementation. Signed-off-by: Alex Elder --- drivers/spi/Kconfig | 3 ++- drivers/spi/spi-fsl-qspi.c | 10 ++++++++++ 2 files changed, 12 insertions(+), 1 deletion(-) diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig index 4d8f00c850c14..2e3d8bd06ceb2 100644 --- a/drivers/spi/Kconfig +++ b/drivers/spi/Kconfig @@ -435,7 +435,8 @@ config SPI_FSL_LPSPI =20 config SPI_FSL_QUADSPI tristate "Freescale QSPI controller" - depends on ARCH_MXC || SOC_LS1021A || ARCH_LAYERSCAPE || COMPILE_TEST + depends on ARCH_MXC || SOC_LS1021A || ARCH_LAYERSCAPE || \ + ARCH_SPACEMIT || COMPILE_TEST depends on HAS_IOMEM help This enables support for the Quad SPI controller in master mode. diff --git a/drivers/spi/spi-fsl-qspi.c b/drivers/spi/spi-fsl-qspi.c index 9ecb756b33dba..f4f9cf127d3fe 100644 --- a/drivers/spi/spi-fsl-qspi.c +++ b/drivers/spi/spi-fsl-qspi.c @@ -267,6 +267,15 @@ static const struct fsl_qspi_devtype_data ls2080a_data= =3D { .little_endian =3D true, }; =20 +static const struct fsl_qspi_devtype_data spacemit_k1_data =3D { + .rxfifo =3D SZ_128, + .txfifo =3D SZ_256, + .ahb_buf_size =3D SZ_512, + .invalid_mstrid =3D QUADSPI_BUFXCR_INVALID_MSTRID, + .quirks =3D QUADSPI_QUIRK_TKT253890 | QUADSPI_QUIRK_NO_CLK_DISABLE, + .little_endian =3D true, +}; + struct fsl_qspi { void __iomem *iobase; void __iomem *ahb_addr; @@ -998,6 +1007,7 @@ static const struct of_device_id fsl_qspi_dt_ids[] =3D= { { .compatible =3D "fsl,imx6ul-qspi", .data =3D &imx6ul_data, }, { .compatible =3D "fsl,ls1021a-qspi", .data =3D &ls1021a_data, }, { .compatible =3D "fsl,ls2080a-qspi", .data =3D &ls2080a_data, }, + { .compatible =3D "spacemit,k1-qspi", .data =3D &spacemit_k1_data, }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, fsl_qspi_dt_ids); --=20 2.48.1