diff options
Diffstat (limited to 'target/linux/bcm53xx/patches-5.10/039-v6.5-0013-ARM-dts-BCM5301X-MR26-MR32-remove-bogus-nand-ecc-alg.patch')
| -rw-r--r-- | target/linux/bcm53xx/patches-5.10/039-v6.5-0013-ARM-dts-BCM5301X-MR26-MR32-remove-bogus-nand-ecc-alg.patch | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/target/linux/bcm53xx/patches-5.10/039-v6.5-0013-ARM-dts-BCM5301X-MR26-MR32-remove-bogus-nand-ecc-alg.patch b/target/linux/bcm53xx/patches-5.10/039-v6.5-0013-ARM-dts-BCM5301X-MR26-MR32-remove-bogus-nand-ecc-alg.patch new file mode 100644 index 0000000000..ea571f459a --- /dev/null +++ b/target/linux/bcm53xx/patches-5.10/039-v6.5-0013-ARM-dts-BCM5301X-MR26-MR32-remove-bogus-nand-ecc-alg.patch @@ -0,0 +1,63 @@ +From a6a1a156f5debaebf9f61850d111b966e9be9ee9 Mon Sep 17 00:00:00 2001 +From: Christian Lamparter <chunkeey@gmail.com> +Date: Thu, 8 Jun 2023 17:36:27 +0200 +Subject: [PATCH] ARM: dts: BCM5301X: MR26: MR32: remove bogus nand-ecc-algo + property +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +| bcm53015-meraki-mr26.dtb: nand-controller@18028000: +| nand@0:nand-ecc-algo:0: 'hw' is not one of ['hamming', 'bch', 'rs'] +| From schema: Documentation/[...]/nand-controller.yaml +| bcm53016-meraki-mr32.dtb: nand-controller@18028000: +| nand@0:nand-ecc-algo:0: 'hw' is not one of ['hamming', 'bch', 'rs'] +| From schema: Documentation/[...]/nand-controller.yaml + +original ECC values for these old Merakis are sadly not +provided by the vendor. It looks like Meraki just stuck +with what Broadcom's SDK was doing... which left this +up to the proprietary nand driver. + +Note: The invalid setting was and is handled by brcmnand. It +falls back to "bch" in brcmnand_setup_dev() when ecc.algo is +set to NAND_ECC_ALGO_UNKNOWN (since "hw" is not in the list +above). + +A correct nand-ecc-algo = "bch"; is already specified in the +included "bcm5301x-nand-cs0-bch8.dtsi". So this line can be +dropped. + +Reported-by: Rafał Miłecki <zajec5@gmail.com> (per Mail) +Fixes: 935327a73553 ("ARM: dts: BCM5301X: Add DT for Meraki MR26") +Fixes: ec88a9c344d9 ("ARM: BCM5301X: Add DT for Meraki MR32") +Signed-off-by: Christian Lamparter <chunkeey@gmail.com> +Link: https://lore.kernel.org/r/2c4d00dd40124c2ddc0b139cbce7531b108f9052.1686238550.git.chunkeey@gmail.com +Signed-off-by: Florian Fainelli <florian.fainelli@broadcom.com> +--- + arch/arm/boot/dts/bcm53015-meraki-mr26.dts | 2 -- + arch/arm/boot/dts/bcm53016-meraki-mr32.dts | 2 -- + 2 files changed, 4 deletions(-) + +--- a/arch/arm/boot/dts/bcm53015-meraki-mr26.dts ++++ b/arch/arm/boot/dts/bcm53015-meraki-mr26.dts +@@ -72,8 +72,6 @@ + }; + + &nandcs { +- nand-ecc-algo = "hw"; +- + partitions { + compatible = "fixed-partitions"; + #address-cells = <0x1>; +--- a/arch/arm/boot/dts/bcm53016-meraki-mr32.dts ++++ b/arch/arm/boot/dts/bcm53016-meraki-mr32.dts +@@ -125,8 +125,6 @@ + }; + + &nandcs { +- nand-ecc-algo = "hw"; +- + partitions { + /* + * The partition autodetection does not work for this device. |