diff options
Diffstat (limited to 'target/linux/layerscape/patches-4.4/1088-mtd-spi-nor-fsl-quadspi-add-support-for-ls1021a.patch')
| -rw-r--r-- | target/linux/layerscape/patches-4.4/1088-mtd-spi-nor-fsl-quadspi-add-support-for-ls1021a.patch | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/target/linux/layerscape/patches-4.4/1088-mtd-spi-nor-fsl-quadspi-add-support-for-ls1021a.patch b/target/linux/layerscape/patches-4.4/1088-mtd-spi-nor-fsl-quadspi-add-support-for-ls1021a.patch new file mode 100644 index 0000000000..a5782ffc1a --- /dev/null +++ b/target/linux/layerscape/patches-4.4/1088-mtd-spi-nor-fsl-quadspi-add-support-for-ls1021a.patch @@ -0,0 +1,63 @@ +From da44c1517526822e73642fc71b034de8fc7d2b43 Mon Sep 17 00:00:00 2001 +From: Yuan Yao <yao.yuan@freescale.com> +Date: Tue, 17 Nov 2015 16:44:45 +0800 +Subject: [PATCH 088/113] mtd: spi-nor: fsl-quadspi: add support for ls1021a + +[context adjustment] + +LS1021a also support Freescale Quad SPI controller. +Add fsl-quadspi support for ls1021a chip and make SPI_FSL_QUADSPI +selectable for LS1021A SOC hardwares. + +Signed-off-by: Yuan Yao <yao.yuan@nxp.com> +Acked-by: Han xu <han.xu@freescale.com> +Integrated-by: Jiang Yutang <yutang.jiang@nxp.com> +--- + drivers/mtd/spi-nor/Kconfig | 2 +- + drivers/mtd/spi-nor/fsl-quadspi.c | 10 ++++++++++ + 2 files changed, 11 insertions(+), 1 deletion(-) + +--- a/drivers/mtd/spi-nor/Kconfig ++++ b/drivers/mtd/spi-nor/Kconfig +@@ -23,7 +23,7 @@ config MTD_SPI_NOR_USE_4K_SECTORS + + config SPI_FSL_QUADSPI + tristate "Freescale Quad SPI controller" +- depends on ARCH_MXC || COMPILE_TEST ++ depends on ARCH_MXC || SOC_LS1021A || COMPILE_TEST + depends on HAS_IOMEM + help + This enables support for the Quad SPI controller in master mode. +--- a/drivers/mtd/spi-nor/fsl-quadspi.c ++++ b/drivers/mtd/spi-nor/fsl-quadspi.c +@@ -213,6 +213,7 @@ enum fsl_qspi_devtype { + FSL_QUADSPI_IMX6SX, + FSL_QUADSPI_IMX7D, + FSL_QUADSPI_IMX6UL, ++ FSL_QUADSPI_LS1021A, + }; + + struct fsl_qspi_devtype_data { +@@ -258,6 +259,14 @@ static struct fsl_qspi_devtype_data imx6 + | QUADSPI_QUIRK_4X_INT_CLK, + }; + ++static struct fsl_qspi_devtype_data ls1021a_data = { ++ .devtype = FSL_QUADSPI_LS1021A, ++ .rxfifo = 128, ++ .txfifo = 64, ++ .ahb_buf_size = 1024, ++ .driver_data = 0, ++}; ++ + #define FSL_QSPI_MAX_CHIP 4 + struct fsl_qspi { + struct spi_nor nor[FSL_QSPI_MAX_CHIP]; +@@ -812,6 +821,7 @@ static const struct of_device_id fsl_qsp + { .compatible = "fsl,imx6sx-qspi", .data = (void *)&imx6sx_data, }, + { .compatible = "fsl,imx7d-qspi", .data = (void *)&imx7d_data, }, + { .compatible = "fsl,imx6ul-qspi", .data = (void *)&imx6ul_data, }, ++ { .compatible = "fsl,ls1021a-qspi", .data = (void *)&ls1021a_data, }, + { /* sentinel */ } + }; + MODULE_DEVICE_TABLE(of, fsl_qspi_dt_ids); |