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From: Yogesh Narayan Gaur <yogeshnarayan.gaur@nxp.com>
To: "linux-mtd@lists.infradead.org" <linux-mtd@lists.infradead.org>,
	"boris.brezillon@bootlin.com" <boris.brezillon@bootlin.com>,
	"broonie@kernel.org" <broonie@kernel.org>,
	"marek.vasut@gmail.com" <marek.vasut@gmail.com>,
	"vigneshr@ti.com" <vigneshr@ti.com>,
	"linux-spi@vger.kernel.org" <linux-spi@vger.kernel.org>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>
Cc: "tudor.ambarus@microchip.com" <tudor.ambarus@microchip.com>,
	"robh@kernel.org" <robh@kernel.org>,
	"mark.rutland@arm.com" <mark.rutland@arm.com>,
	"shawnguo@kernel.org" <shawnguo@kernel.org>,
	"linux-arm-kernel@lists.infradead.org" 
	<linux-arm-kernel@lists.infradead.org>,
	"computersforpeace@gmail.com" <computersforpeace@gmail.com>,
	"frieder.schrempf@exceet.de" <frieder.schrempf@exceet.de>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Yogesh Narayan Gaur <yogeshnarayan.gaur@nxp.com>
Subject: [PATCH v7 3/5] mtd: m25p80: add support of octal mode I/O transfer
Date: Tue, 15 Jan 2019 10:05:22 +0000	[thread overview]
Message-ID: <1547546584-5254-4-git-send-email-yogeshnarayan.gaur@nxp.com> (raw)
In-Reply-To: <1547546584-5254-1-git-send-email-yogeshnarayan.gaur@nxp.com>

Add support for octal mode I/O data transfer based on the controller (spi)
mode.
Assign hw-capability mask bits for octal transfer.

Signed-off-by: Yogesh Narayan Gaur <yogeshnarayan.gaur@nxp.com>
---
 drivers/mtd/devices/m25p80.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c
index c4a1d04b8c80..651bab6d4e31 100644
--- a/drivers/mtd/devices/m25p80.c
+++ b/drivers/mtd/devices/m25p80.c
@@ -195,7 +195,14 @@ static int m25p_probe(struct spi_mem *spimem)
 	spi_mem_set_drvdata(spimem, flash);
 	flash->spimem = spimem;
 
-	if (spi->mode & SPI_RX_QUAD) {
+	if (spi->mode & SPI_RX_OCTAL) {
+		hwcaps.mask |= SNOR_HWCAPS_READ_1_1_8;
+
+		if (spi->mode & SPI_TX_OCTAL)
+			hwcaps.mask |= (SNOR_HWCAPS_READ_1_8_8 |
+					SNOR_HWCAPS_PP_1_1_8 |
+					SNOR_HWCAPS_PP_1_8_8);
+	} else if (spi->mode & SPI_RX_QUAD) {
 		hwcaps.mask |= SNOR_HWCAPS_READ_1_1_4;
 
 		if (spi->mode & SPI_TX_QUAD)
-- 
2.17.1


WARNING: multiple messages have this Message-ID (diff)
From: Yogesh Narayan Gaur <yogeshnarayan.gaur@nxp.com>
To: "linux-mtd@lists.infradead.org" <linux-mtd@lists.infradead.org>,
	"boris.brezillon@bootlin.com" <boris.brezillon@bootlin.com>,
	"broonie@kernel.org" <broonie@kernel.org>,
	"marek.vasut@gmail.com" <marek.vasut@gmail.com>,
	"vigneshr@ti.com" <vigneshr@ti.com>,
	"linux-spi@vger.kernel.org" <linux-spi@vger.kernel.org>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>
Cc: "mark.rutland@arm.com" <mark.rutland@arm.com>,
	"robh@kernel.org" <robh@kernel.org>,
	Yogesh Narayan Gaur <yogeshnarayan.gaur@nxp.com>,
	"tudor.ambarus@microchip.com" <tudor.ambarus@microchip.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"frieder.schrempf@exceet.de" <frieder.schrempf@exceet.de>,
	"computersforpeace@gmail.com" <computersforpeace@gmail.com>,
	"shawnguo@kernel.org" <shawnguo@kernel.org>,
	"linux-arm-kernel@lists.infradead.org"
	<linux-arm-kernel@lists.infradead.org>
Subject: [PATCH v7 3/5] mtd: m25p80: add support of octal mode I/O transfer
Date: Tue, 15 Jan 2019 10:05:22 +0000	[thread overview]
Message-ID: <1547546584-5254-4-git-send-email-yogeshnarayan.gaur@nxp.com> (raw)
In-Reply-To: <1547546584-5254-1-git-send-email-yogeshnarayan.gaur@nxp.com>

Add support for octal mode I/O data transfer based on the controller (spi)
mode.
Assign hw-capability mask bits for octal transfer.

Signed-off-by: Yogesh Narayan Gaur <yogeshnarayan.gaur@nxp.com>
---
 drivers/mtd/devices/m25p80.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c
index c4a1d04b8c80..651bab6d4e31 100644
--- a/drivers/mtd/devices/m25p80.c
+++ b/drivers/mtd/devices/m25p80.c
@@ -195,7 +195,14 @@ static int m25p_probe(struct spi_mem *spimem)
 	spi_mem_set_drvdata(spimem, flash);
 	flash->spimem = spimem;
 
-	if (spi->mode & SPI_RX_QUAD) {
+	if (spi->mode & SPI_RX_OCTAL) {
+		hwcaps.mask |= SNOR_HWCAPS_READ_1_1_8;
+
+		if (spi->mode & SPI_TX_OCTAL)
+			hwcaps.mask |= (SNOR_HWCAPS_READ_1_8_8 |
+					SNOR_HWCAPS_PP_1_1_8 |
+					SNOR_HWCAPS_PP_1_8_8);
+	} else if (spi->mode & SPI_RX_QUAD) {
 		hwcaps.mask |= SNOR_HWCAPS_READ_1_1_4;
 
 		if (spi->mode & SPI_TX_QUAD)
-- 
2.17.1


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  parent reply	other threads:[~2019-01-15 10:05 UTC|newest]

Thread overview: 49+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-15 10:05 [PATCH v7 0/5] spi: add support for octal mode Yogesh Narayan Gaur
2019-01-15 10:05 ` Yogesh Narayan Gaur
2019-01-15 10:05 ` Yogesh Narayan Gaur
2019-01-15 10:05 ` [PATCH v7 1/5] mtd: spi-nor: add opcodes for octal Read/Write commands Yogesh Narayan Gaur
2019-01-15 10:05   ` Yogesh Narayan Gaur
2019-01-15 10:05   ` Yogesh Narayan Gaur
2019-01-19 15:42   ` [v7,1/5] " Boris Brezillon
2019-01-19 15:42     ` Boris Brezillon
2019-01-19 15:42     ` Boris Brezillon
2019-01-19 15:42     ` Boris Brezillon
2019-01-15 10:05 ` [PATCH v7 2/5] mtd: spi-nor: add octal read flag for flash mt35xu512aba Yogesh Narayan Gaur
2019-01-15 10:05   ` Yogesh Narayan Gaur
2019-01-15 10:05   ` Yogesh Narayan Gaur
2019-01-16  6:19   ` Tudor.Ambarus
2019-01-16  6:19     ` Tudor.Ambarus
2019-01-16  6:19     ` Tudor.Ambarus
2019-01-19 15:42   ` [v7,2/5] " Boris Brezillon
2019-01-19 15:42     ` [v7, 2/5] " Boris Brezillon
2019-01-19 15:42     ` Boris Brezillon
2019-01-19 15:42     ` [v7,2/5] " Boris Brezillon
2019-01-15 10:05 ` Yogesh Narayan Gaur [this message]
2019-01-15 10:05   ` [PATCH v7 3/5] mtd: m25p80: add support of octal mode I/O transfer Yogesh Narayan Gaur
2019-01-15 10:05   ` Yogesh Narayan Gaur
2019-01-17  7:16   ` Tudor.Ambarus
2019-01-17  7:16     ` Tudor.Ambarus
2019-01-17  7:16     ` Tudor.Ambarus at microchip.com
2019-01-17  7:16     ` Tudor.Ambarus
2019-01-19 15:41   ` [v7,3/5] " Boris Brezillon
2019-01-19 15:41     ` Boris Brezillon
2019-01-19 15:41     ` Boris Brezillon
2019-01-19 15:41     ` Boris Brezillon
2019-01-15 10:05 ` [PATCH v7 4/5] spi: nxp-fspi: add octal mode flag bit for octal support Yogesh Narayan Gaur
2019-01-15 10:05   ` Yogesh Narayan Gaur
2019-01-15 10:05   ` Yogesh Narayan Gaur
2019-01-28 12:26   ` Mark Brown
2019-01-28 12:26     ` Mark Brown
2019-01-28 12:26     ` Mark Brown
2019-01-28 12:26     ` Mark Brown
2019-01-28 12:30     ` Mark Brown
2019-01-28 12:30       ` Mark Brown
2019-01-28 12:30       ` Mark Brown
2019-01-28 12:30       ` Mark Brown
2019-01-15 10:05 ` [PATCH v7 5/5] arm64: dts: lx2160a: update fspi node Yogesh Narayan Gaur
2019-01-15 10:05   ` Yogesh Narayan Gaur
2019-01-15 10:05   ` Yogesh Narayan Gaur
2019-02-01  3:51   ` Shawn Guo
2019-02-01  3:51     ` Shawn Guo
2019-02-01  3:51     ` Shawn Guo
2019-02-01  3:51     ` Shawn Guo

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