mirror of https://github.com/hak5/openwrt.git
64 lines
2.0 KiB
Diff
64 lines
2.0 KiB
Diff
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From da44c1517526822e73642fc71b034de8fc7d2b43 Mon Sep 17 00:00:00 2001
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From: Yuan Yao <yao.yuan@freescale.com>
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Date: Tue, 17 Nov 2015 16:44:45 +0800
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Subject: [PATCH 088/113] mtd: spi-nor: fsl-quadspi: add support for ls1021a
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[context adjustment]
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LS1021a also support Freescale Quad SPI controller.
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Add fsl-quadspi support for ls1021a chip and make SPI_FSL_QUADSPI
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selectable for LS1021A SOC hardwares.
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Signed-off-by: Yuan Yao <yao.yuan@nxp.com>
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Acked-by: Han xu <han.xu@freescale.com>
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Integrated-by: Jiang Yutang <yutang.jiang@nxp.com>
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---
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drivers/mtd/spi-nor/Kconfig | 2 +-
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drivers/mtd/spi-nor/fsl-quadspi.c | 10 ++++++++++
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2 files changed, 11 insertions(+), 1 deletion(-)
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--- a/drivers/mtd/spi-nor/Kconfig
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+++ b/drivers/mtd/spi-nor/Kconfig
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@@ -23,7 +23,7 @@ config MTD_SPI_NOR_USE_4K_SECTORS
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config SPI_FSL_QUADSPI
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tristate "Freescale Quad SPI controller"
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- depends on ARCH_MXC || COMPILE_TEST
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+ depends on ARCH_MXC || SOC_LS1021A || COMPILE_TEST
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depends on HAS_IOMEM
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help
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This enables support for the Quad SPI controller in master mode.
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--- a/drivers/mtd/spi-nor/fsl-quadspi.c
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+++ b/drivers/mtd/spi-nor/fsl-quadspi.c
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@@ -213,6 +213,7 @@ enum fsl_qspi_devtype {
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FSL_QUADSPI_IMX6SX,
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FSL_QUADSPI_IMX7D,
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FSL_QUADSPI_IMX6UL,
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+ FSL_QUADSPI_LS1021A,
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};
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struct fsl_qspi_devtype_data {
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@@ -258,6 +259,14 @@ static struct fsl_qspi_devtype_data imx6
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| QUADSPI_QUIRK_4X_INT_CLK,
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};
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+static struct fsl_qspi_devtype_data ls1021a_data = {
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+ .devtype = FSL_QUADSPI_LS1021A,
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+ .rxfifo = 128,
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+ .txfifo = 64,
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+ .ahb_buf_size = 1024,
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+ .driver_data = 0,
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+};
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+
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#define FSL_QSPI_MAX_CHIP 4
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struct fsl_qspi {
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struct spi_nor nor[FSL_QSPI_MAX_CHIP];
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@@ -812,6 +821,7 @@ static const struct of_device_id fsl_qsp
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{ .compatible = "fsl,imx6sx-qspi", .data = (void *)&imx6sx_data, },
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{ .compatible = "fsl,imx7d-qspi", .data = (void *)&imx7d_data, },
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{ .compatible = "fsl,imx6ul-qspi", .data = (void *)&imx6ul_data, },
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+ { .compatible = "fsl,ls1021a-qspi", .data = (void *)&ls1021a_data, },
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{ /* sentinel */ }
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};
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MODULE_DEVICE_TABLE(of, fsl_qspi_dt_ids);
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