mtd: fsl-quadspi: use automatic spi-nor detection
authorBrian Norris <computersforpeace@gmail.com>
Thu, 13 Aug 2015 22:46:02 +0000 (15:46 -0700)
committerBrian Norris <computersforpeace@gmail.com>
Wed, 2 Sep 2015 21:11:40 +0000 (14:11 -0700)
We don't really need the flash information from the device tree here.
Let's stick with autodetection here instead.

Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Acked-by: Han Xu <han.xu@freescale.com>
Tested-by: Han Xu <han.xu@freescale.com>
drivers/mtd/spi-nor/fsl-quadspi.c

index 19f61783cb564bd01cfadd57d21b4308ff94b055..f28dcc1cd63ff69e563bfaaecfe00266b6155ee6 100644 (file)
@@ -1005,8 +1005,6 @@ static int fsl_qspi_probe(struct platform_device *pdev)
 
        /* iterate the subnodes. */
        for_each_available_child_of_node(dev->of_node, np) {
-               char modalias[40];
-
                /* skip the holes */
                if (!q->has_second_chip)
                        i *= 2;
@@ -1027,10 +1025,6 @@ static int fsl_qspi_probe(struct platform_device *pdev)
                nor->prepare = fsl_qspi_prep;
                nor->unprepare = fsl_qspi_unprep;
 
-               ret = of_modalias_node(np, modalias, sizeof(modalias));
-               if (ret < 0)
-                       goto mutex_failed;
-
                ret = of_property_read_u32(np, "spi-max-frequency",
                                &q->clk_rate);
                if (ret < 0)
@@ -1039,7 +1033,7 @@ static int fsl_qspi_probe(struct platform_device *pdev)
                /* set the chip address for READID */
                fsl_qspi_set_base_addr(q, nor);
 
-               ret = spi_nor_scan(nor, modalias, SPI_NOR_QUAD);
+               ret = spi_nor_scan(nor, NULL, SPI_NOR_QUAD);
                if (ret)
                        goto mutex_failed;