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Thu, 23 Oct 2025 10:59:32 -0700 (PDT) From: Alex Elder To: broonie@kernel.org, han.xu@nxp.com Cc: dlan@gentoo.org, Frank.li@nxp.com, 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 v2 7/9] spi: fsl-qspi: support the SpacemiT K1 SoC Date: Thu, 23 Oct 2025 12:59:19 -0500 Message-ID: <20251023175922.528868-8-elder@riscstar.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20251023175922.528868-1-elder@riscstar.com> References: <20251023175922.528868-1-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 --- v2: - A continued line the Kconfig file is now aligned 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..592d46c9998bb 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 a474d1b341b6a..d4b007e8172b2 100644 --- a/drivers/spi/spi-fsl-qspi.c +++ b/drivers/spi/spi-fsl-qspi.c @@ -268,6 +268,15 @@ 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_SKIP_CLK_DISABLE, + .little_endian =3D true, +}; + struct fsl_qspi { void __iomem *iobase; void __iomem *ahb_addr; @@ -1003,6 +1012,7 @@ 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 2.43.0