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mpc85xx: p2020: Fix nand driver probe

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At this moment driver start fail with error:
[    3.771991] fsl,elbc-fcm-nand: probe of ffa00000.nand failed with error -22

elbc-fcm-nand driver use legacy method of ecc mode detection. It detect hw/sw
ecc mode when system configure it to "none". [1]

This patch adds 'nand-ecc-mode = "none"' propoerty to use generic driver
ecc mode detection.

[1] https://elixir.bootlin.com/linux/v5.10.18/source/drivers/mtd/nand/raw/fsl_elbc_nand.c#L730

Signed-off-by: Pawel Dembicki <paweldembicki@gmail.com>
This commit is contained in:
Pawel Dembicki 2021-02-24 14:33:49 +01:00 committed by Hauke Mehrtens
parent 1d3b1171ae
commit 0d062b6246
1 changed files with 9 additions and 1 deletions
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10
target/linux/mpc85xx/patches-5.10/104-powerpc-mpc85xx-change-P2020RDB-dts-file-for-OpenWRT.patch
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@ -103,7 +103,15 @@ Signed-off-by: Pawel Dembicki <paweldembicki@gmail.com>
};
};
@@ -140,13 +135,43 @@
@@ -85,6 +80,7 @@
compatible = "fsl,p2020-fcm-nand",
"fsl,elbc-fcm-nand";
reg = <0x1 0x0 0x40000>;
+ nand-ecc-mode = "none";
partition@0 {
/* This location must not be altered */
@@ -140,13 +136,43 @@
soc: soc@ffe00000 {
ranges = <0x0 0x0 0xffe00000 0x100000>;