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Commit fa09eded authored by John Crispin's avatar John Crispin Committed by Ralf Baechle
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MTD: MIPS: lantiq: verify that the NOR interface is available on falcon soc 



When running on a FALC-ON SoC, we need to check the bootstrap options to see
if NOR is available.

Signed-off-by: default avatarJohn Crispin <blogic@openwrt.org>
Acked-by: default avatarArtem Bityutskiy <artem.bityutskiy@linux.intel.com>
Cc: linux-mtd@lists.infradead.org
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/3815/


Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent 02fa961f

drivers/mtd/maps/lantiq-flash.c

+7 −0
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ 
#include <linux/mtd/cfi.h>

#include <linux/platform_device.h>

#include <linux/mtd/physmap.h>

#include <linux/of.h>



#include <lantiq_soc.h>
@@ -116,6 +117,12 @@ ltq_mtd_probe(struct platform_device *pdev) 
	struct cfi_private *cfi;

	int err;



	if (of_machine_is_compatible("lantiq,falcon") &&

			(ltq_boot_select() != BS_FLASH)) {

		dev_err(&pdev->dev, "invalid bootstrap options\n");

		return -ENODEV;

	}



	ltq_mtd = kzalloc(sizeof(struct ltq_mtd), GFP_KERNEL);

	platform_set_drvdata(pdev, ltq_mtd);