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[75.72.117.212]) by smtp.gmail.com with ESMTPSA id 8926c6da1cb9f-5abb7fdb7c7sm2427824173.44.2025.10.24.12.16.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 24 Oct 2025 12:16:02 -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 v3 7/9] spi: fsl-qspi: support the SpacemiT K1 SoC Date: Fri, 24 Oct 2025 14:15:47 -0500 Message-ID: <20251024191550.194946-8-elder@riscstar.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20251024191550.194946-1-elder@riscstar.com> References: <20251024191550.194946-1-elder@riscstar.com> Precedence: bulk X-Mailing-List: imx@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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 --- v3: The sfa_size field in spacemit_k1_data is now assigned to be SZ_1K drivers/spi/Kconfig | 3 ++- drivers/spi/spi-fsl-qspi.c | 11 +++++++++++ 2 files changed, 13 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 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 46a3187b33548..a223b4bc6e637 100644 --- a/drivers/spi/spi-fsl-qspi.c +++ b/drivers/spi/spi-fsl-qspi.c @@ -268,6 +268,16 @@ static const struct fsl_qspi_devtype_data ls2080a_data = { .little_endian = true, }; +static const struct fsl_qspi_devtype_data spacemit_k1_data = { + .rxfifo = SZ_128, + .txfifo = SZ_256, + .ahb_buf_size = SZ_512, + .sfa_size = SZ_1K, + .invalid_mstrid = QUADSPI_BUFXCR_INVALID_MSTRID, + .quirks = QUADSPI_QUIRK_TKT253890 | QUADSPI_QUIRK_SKIP_CLK_DISABLE, + .little_endian = true, +}; + struct fsl_qspi { void __iomem *iobase; void __iomem *ahb_addr; @@ -1003,6 +1013,7 @@ static const struct of_device_id fsl_qspi_dt_ids[] = { { .compatible = "fsl,imx6ul-qspi", .data = &imx6ul_data, }, { .compatible = "fsl,ls1021a-qspi", .data = &ls1021a_data, }, { .compatible = "fsl,ls2080a-qspi", .data = &ls2080a_data, }, + { .compatible = "spacemit,k1-qspi", .data = &spacemit_k1_data, }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, fsl_qspi_dt_ids); -- 2.48.1