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From: Miquel Raynal <miquel.raynal@bootlin.com>
To: Cheng Ming Lin <linchengming884@gmail.com>
Cc: richard@nod.at,  vigneshr@ti.com,  robh@kernel.org,
	 krzk+dt@kernel.org, conor+dt@kernel.org,
	 tudor.ambarus@linaro.org, mmkurbanov@salutedevices.com,
	 Takahiro.Kuwano@infineon.com, pratyush@kernel.org,
	 linux-mtd@lists.infradead.org, devicetree@vger.kernel.org,
	 linux-kernel@vger.kernel.org, alvinzhou@mxic.com.tw,
	 Cheng Ming Lin <chengminglin@mxic.com.tw>
Subject: Re: [PATCH v2 3/3] mtd: spi-nand: macronix: Add randomizer support
Date: Wed, 10 Sep 2025 11:12:29 +0200	[thread overview]
Message-ID: <87qzwed62q.fsf@bootlin.com> (raw)
In-Reply-To: <20250910030301.1368372-4-linchengming884@gmail.com> (Cheng Ming Lin's message of "Wed, 10 Sep 2025 11:03:01 +0800")


> +static int macronix_set_randomizer(struct spinand_device *spinand)
> +{
> +	struct spi_mem_op exec_op = SPINAND_PROG_EXEC_1S_1S_0_OP(0);
> +	struct nand_device *nand = spinand_to_nand(spinand);
> +	struct device_node *dn = nanddev_get_of_node(nand);
> +	int randopt, ret;
> +	u8 cfg, status;
> +
> +	ret = spinand_read_reg_op(spinand, MACRONIX_FEATURE_ADDR_RANDOMIZER, &cfg);
> +	if (ret)
> +		return ret;
> +	if (cfg)
> +		return 0;
> +
> +	cfg = MACRONIX_CFG_ENPGM | MACRONIX_CFG_RANDEN;
> +	randopt = of_property_read_bool(dn, "mxic,randopt");

Isn't that a leftover?

Thanks,
Miquèl

______________________________________________________
Linux MTD discussion mailing list
http://lists.infradead.org/mailman/listinfo/linux-mtd/

WARNING: multiple messages have this Message-ID (diff)
From: Miquel Raynal <miquel.raynal@bootlin.com>
To: Cheng Ming Lin <linchengming884@gmail.com>
Cc: richard@nod.at,  vigneshr@ti.com,  robh@kernel.org,
	 krzk+dt@kernel.org, conor+dt@kernel.org,
	 tudor.ambarus@linaro.org, mmkurbanov@salutedevices.com,
	 Takahiro.Kuwano@infineon.com, pratyush@kernel.org,
	 linux-mtd@lists.infradead.org, devicetree@vger.kernel.org,
	 linux-kernel@vger.kernel.org, alvinzhou@mxic.com.tw,
	 Cheng Ming Lin <chengminglin@mxic.com.tw>
Subject: Re: [PATCH v2 3/3] mtd: spi-nand: macronix: Add randomizer support
Date: Wed, 10 Sep 2025 11:12:29 +0200	[thread overview]
Message-ID: <87qzwed62q.fsf@bootlin.com> (raw)
In-Reply-To: <20250910030301.1368372-4-linchengming884@gmail.com> (Cheng Ming Lin's message of "Wed, 10 Sep 2025 11:03:01 +0800")


> +static int macronix_set_randomizer(struct spinand_device *spinand)
> +{
> +	struct spi_mem_op exec_op = SPINAND_PROG_EXEC_1S_1S_0_OP(0);
> +	struct nand_device *nand = spinand_to_nand(spinand);
> +	struct device_node *dn = nanddev_get_of_node(nand);
> +	int randopt, ret;
> +	u8 cfg, status;
> +
> +	ret = spinand_read_reg_op(spinand, MACRONIX_FEATURE_ADDR_RANDOMIZER, &cfg);
> +	if (ret)
> +		return ret;
> +	if (cfg)
> +		return 0;
> +
> +	cfg = MACRONIX_CFG_ENPGM | MACRONIX_CFG_RANDEN;
> +	randopt = of_property_read_bool(dn, "mxic,randopt");

Isn't that a leftover?

Thanks,
Miquèl

  reply	other threads:[~2025-09-10  9:12 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-09-10  3:02 [PATCH v2 0/3] mtd: spi-nand: Add support for randomizer Cheng Ming Lin
2025-09-10  3:02 ` Cheng Ming Lin
2025-09-10  3:02 ` [PATCH v2 1/3] dt-bindings: mtd: spi-nand: Add enable-randomizer-otp property Cheng Ming Lin
2025-09-10  3:02   ` Cheng Ming Lin
2025-09-10  9:09   ` Miquel Raynal
2025-09-10  9:09     ` Miquel Raynal
2025-09-10 16:36     ` Rob Herring
2025-09-10 16:36       ` Rob Herring
2025-09-11  7:08       ` Miquel Raynal
2025-09-11  7:08         ` Miquel Raynal
2025-09-11  7:24     ` Cheng Ming Lin
2025-09-11  7:24       ` Cheng Ming Lin
2025-09-11  7:59       ` Miquel Raynal
2025-09-11  7:59         ` Miquel Raynal
2025-09-11  8:30         ` Cheng Ming Lin
2025-09-11  8:30           ` Cheng Ming Lin
2025-09-11 13:56           ` Miquel Raynal
2025-09-11 13:56             ` Miquel Raynal
2025-09-12  7:50             ` Cheng Ming Lin
2025-09-12  7:50               ` Cheng Ming Lin
2025-09-10 11:40   ` Krzysztof Kozlowski
2025-09-10 11:40     ` Krzysztof Kozlowski
2025-09-11  8:05     ` Cheng Ming Lin
2025-09-11  8:05       ` Cheng Ming Lin
2025-09-10  3:03 ` [PATCH v2 2/3] mtd: spi-nand: Add support for randomizer Cheng Ming Lin
2025-09-10  3:03   ` Cheng Ming Lin
2025-09-10  3:03 ` [PATCH v2 3/3] mtd: spi-nand: macronix: Add randomizer support Cheng Ming Lin
2025-09-10  3:03   ` Cheng Ming Lin
2025-09-10  9:12   ` Miquel Raynal [this message]
2025-09-10  9:12     ` Miquel Raynal
2025-09-10  9:26     ` Cheng Ming Lin
2025-09-10  9:26       ` Cheng Ming Lin
2025-09-10  9:43       ` Miquel Raynal
2025-09-10  9:43         ` Miquel Raynal
2025-09-11  5:15         ` Cheng Ming Lin
2025-09-11  5:15           ` Cheng Ming Lin

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