linux-kernel - [PATCH 2/2] mtd: rawnand: pl353: Add message about ECC mode

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Message-Id: <20260121-pl353-soft-ecc-support-v1-2-00ad8e160d83@dave.eu>
Date: Wed, 21 Jan 2026 16:51:04 +0100
From: Andrea Scian via B4 Relay <devnull+andrea.scian.dave.eu@...nel.org>
To: Miquel Raynal <miquel.raynal@...tlin.com>, 
 Michal Simek <michal.simek@....com>, Richard Weinberger <richard@....at>, 
 Vignesh Raghavendra <vigneshr@...com>
Cc: linux-mtd@...ts.infradead.org, linux-kernel@...r.kernel.org, 
 Andrea Scian <andrea.scian@...e.eu>
Subject: [PATCH 2/2] mtd: rawnand: pl353: Add message about ECC mode

From: Andrea Scian <andrea.scian@...e.eu>

This just add some information on kernel log about the selected ECC

Signed-off-by: Andrea Scian <andrea.scian@...e.eu>
---
 drivers/mtd/nand/raw/pl35x-nand-controller.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/mtd/nand/raw/pl35x-nand-controller.c b/drivers/mtd/nand/raw/pl35x-nand-controller.c
index fcb62b9ec947b..4ce4c6f59b827 100644
--- a/drivers/mtd/nand/raw/pl35x-nand-controller.c
+++ b/drivers/mtd/nand/raw/pl35x-nand-controller.c
@@ -970,16 +970,19 @@ static int pl35x_nand_attach_chip(struct nand_chip *chip)
 
 	switch (chip->ecc.engine_type) {
 	case NAND_ECC_ENGINE_TYPE_ON_DIE:
+		dev_info(nfc->dev, "Using on-die ECC\n");
 		/* Keep these legacy BBT descriptors for ON_DIE situations */
 		chip->bbt_td = &bbt_main_descr;
 		chip->bbt_md = &bbt_mirror_descr;
 		fallthrough;
 	case NAND_ECC_ENGINE_TYPE_NONE:
 	case NAND_ECC_ENGINE_TYPE_SOFT:
+		dev_info(nfc->dev, "Using software ECC (Hamming 1-bit/512B)\n");
 		chip->ecc.algo = NAND_ECC_ALGO_HAMMING;
 		chip->ecc.write_page_raw = nand_monolithic_write_page_raw;
 		break;
 	case NAND_ECC_ENGINE_TYPE_ON_HOST:
+		dev_info(nfc->dev, "Using hardware ECC\n");
 		ret = pl35x_nand_init_hw_ecc_controller(nfc, chip);
 		if (ret)
 			return ret;

-- 
2.43.0