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From: Christophe Kerello <christophe.kerello@foss.st.com>
To: <miquel.raynal@bootlin.com>, <richard@nod.at>, <vigneshr@ti.com>
Cc: <linux-mtd@lists.infradead.org>, <linux-kernel@vger.kernel.org>,
	<linux-stm32@st-md-mailman.stormreply.com>,
	Christophe Kerello <christophe.kerello@foss.st.com>
Subject: [PATCH v2 1/2] mtd: rawnand: stm32_fmc2: do not support EDO mode
Date: Mon, 27 Mar 2023 11:47:41 +0200	[thread overview]
Message-ID: <20230327094742.38856-2-christophe.kerello@foss.st.com> (raw)
In-Reply-To: <20230327094742.38856-1-christophe.kerello@foss.st.com>

FMC2 controller does not support EDO mode (timings mode 4 and 5).

Signed-off-by: Christophe Kerello <christophe.kerello@foss.st.com>
Fixes: 2cd457f328c1 ("mtd: rawnand: stm32_fmc2: add STM32 FMC2 NAND flash controller driver")
---
 drivers/mtd/nand/raw/stm32_fmc2_nand.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/mtd/nand/raw/stm32_fmc2_nand.c b/drivers/mtd/nand/raw/stm32_fmc2_nand.c
index 5d627048c420..3abb63d00a0b 100644
--- a/drivers/mtd/nand/raw/stm32_fmc2_nand.c
+++ b/drivers/mtd/nand/raw/stm32_fmc2_nand.c
@@ -1531,6 +1531,9 @@ static int stm32_fmc2_nfc_setup_interface(struct nand_chip *chip, int chipnr,
 	if (IS_ERR(sdrt))
 		return PTR_ERR(sdrt);
 
+	if (sdrt->tRC_min < 30000)
+		return -EOPNOTSUPP;
+
 	if (chipnr == NAND_DATA_IFACE_CHECK_ONLY)
 		return 0;
 
-- 
2.25.1


WARNING: multiple messages have this Message-ID (diff)
From: Christophe Kerello <christophe.kerello@foss.st.com>
To: <miquel.raynal@bootlin.com>, <richard@nod.at>, <vigneshr@ti.com>
Cc: <linux-mtd@lists.infradead.org>, <linux-kernel@vger.kernel.org>,
	<linux-stm32@st-md-mailman.stormreply.com>,
	Christophe Kerello <christophe.kerello@foss.st.com>
Subject: [PATCH v2 1/2] mtd: rawnand: stm32_fmc2: do not support EDO mode
Date: Mon, 27 Mar 2023 11:47:41 +0200	[thread overview]
Message-ID: <20230327094742.38856-2-christophe.kerello@foss.st.com> (raw)
In-Reply-To: <20230327094742.38856-1-christophe.kerello@foss.st.com>

FMC2 controller does not support EDO mode (timings mode 4 and 5).

Signed-off-by: Christophe Kerello <christophe.kerello@foss.st.com>
Fixes: 2cd457f328c1 ("mtd: rawnand: stm32_fmc2: add STM32 FMC2 NAND flash controller driver")
---
 drivers/mtd/nand/raw/stm32_fmc2_nand.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/mtd/nand/raw/stm32_fmc2_nand.c b/drivers/mtd/nand/raw/stm32_fmc2_nand.c
index 5d627048c420..3abb63d00a0b 100644
--- a/drivers/mtd/nand/raw/stm32_fmc2_nand.c
+++ b/drivers/mtd/nand/raw/stm32_fmc2_nand.c
@@ -1531,6 +1531,9 @@ static int stm32_fmc2_nfc_setup_interface(struct nand_chip *chip, int chipnr,
 	if (IS_ERR(sdrt))
 		return PTR_ERR(sdrt);
 
+	if (sdrt->tRC_min < 30000)
+		return -EOPNOTSUPP;
+
 	if (chipnr == NAND_DATA_IFACE_CHECK_ONLY)
 		return 0;
 
-- 
2.25.1


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http://lists.infradead.org/mailman/listinfo/linux-mtd/

  reply	other threads:[~2023-03-27  9:49 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-27  9:47 [PATCH v2 0/2] mtd: rawnand: stm32_fmc2: do not support EDO mode Christophe Kerello
2023-03-27  9:47 ` Christophe Kerello
2023-03-27  9:47 ` Christophe Kerello [this message]
2023-03-27  9:47   ` [PATCH v2 1/2] " Christophe Kerello
2023-03-27 10:29   ` Tudor Ambarus
2023-03-27 10:29     ` Tudor Ambarus
2023-03-27 10:40     ` Miquel Raynal
2023-03-27 10:40       ` Miquel Raynal
2023-03-27  9:47 ` [PATCH v2 2/2] mtd: rawnand: stm32_fmc2: use timings.mode instead of checking tRC_min Christophe Kerello
2023-03-27  9:47   ` Christophe Kerello
2023-03-27 10:30   ` Tudor Ambarus
2023-03-27 10:30     ` Tudor Ambarus
2023-03-27 10:43     ` Miquel Raynal
2023-03-27 10:43       ` Miquel Raynal
2023-03-27 11:06       ` Tudor Ambarus
2023-03-27 11:06         ` Tudor Ambarus
2023-03-28  7:27         ` Christophe Kerello
2023-03-28  7:27           ` Christophe Kerello
2023-03-28  7:56           ` Miquel Raynal
2023-03-28  7:56             ` Miquel Raynal
2023-03-28  9:38             ` Christophe Kerello
2023-03-28  9:38               ` Christophe Kerello
2023-03-28 14:01           ` Miquel Raynal
2023-03-28 14:01             ` Miquel Raynal
2023-03-27 10:09 ` [PATCH v2 0/2] mtd: rawnand: stm32_fmc2: do not support EDO mode Tudor Ambarus
2023-03-27 10:09   ` Tudor Ambarus

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