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From: Jules Maselbas <jmaselbas@kalray.eu>
To: barebox@lists.infradead.org
Cc: Jules Maselbas <jmaselbas@kalray.eu>
Subject: [PATCH 1/5] mtd: spi-nor: Add SPI_NOR_QUAD_WRITE hwcap
Date: Mon, 17 Jul 2023 18:54:24 +0200	[thread overview]
Message-ID: <20230717165428.27286-1-jmaselbas@kalray.eu> (raw)

Signed-off-by: Jules Maselbas <jmaselbas@kalray.eu>
---
 drivers/mtd/spi-nor/spi-nor.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c
index 8f6726ca4b..2c46bb2b10 100644
--- a/drivers/mtd/spi-nor/spi-nor.c
+++ b/drivers/mtd/spi-nor/spi-nor.c
@@ -83,6 +83,7 @@ struct flash_info {
 #define USE_CLSR		BIT(14)	/* use CLSR command */
 #define SPI_NOR_OCTAL_READ	BIT(15)	/* Flash supports Octal Read */
 #define UNLOCK_GLOBAL_BLOCK	BIT(16)	/* Unlock global block protection */
+#define SPI_NOR_QUAD_WRITE	BIT(17)	/* Flash supports Quad Write */
 };
 
 enum spi_nor_read_command_index {
@@ -1166,6 +1167,13 @@ static int spi_nor_init_params(struct spi_nor *nor,
 	spi_nor_set_pp_settings(&params->page_programs[SNOR_CMD_PP],
 				SPINOR_OP_PP, SNOR_PROTO_1_1_1);
 
+	if (info->flags & SPI_NOR_QUAD_WRITE) {
+		params->hwcaps.mask |= SNOR_HWCAPS_PP_1_1_4;
+		spi_nor_set_pp_settings(
+				&params->page_programs[SNOR_CMD_PP_1_1_4],
+				SPINOR_OP_PP_1_1_4, SNOR_PROTO_1_1_4);
+	}
+
 	if (info->flags & UNLOCK_GLOBAL_BLOCK) {
 		int err;
 
-- 
2.17.1








             reply	other threads:[~2023-07-17 16:56 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-07-17 16:54 Jules Maselbas [this message]
2023-07-17 16:54 ` [PATCH 2/5] mtd: spi-nor: enable {dual,quad}-read and quad-write for w25q256 Jules Maselbas
2023-07-17 16:54 ` [PATCH 3/5] mtd: spi-nor: enable quad-write for is25lp01g Jules Maselbas
2023-07-17 16:54 ` [PATCH 4/5] mtd: spi-nor: move SPI_NOR_MAX_ADDR_WIDTH define to spi-nor.h Jules Maselbas
2023-07-17 16:54 ` [PATCH 5/5] mtd: spi-nor: Add Synopsys DesignWare Octal SPI driver Jules Maselbas
2023-07-26 11:39   ` Sascha Hauer
2023-08-10 15:20     ` Jules Maselbas

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