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* [PATCH v2 1/1] mtd: spi-nor: winbond: Add support for w25q01jv-iq
@ 2022-02-22  6:42 Potin Lai
  2022-02-22  7:24 ` Michael Walle
  0 siblings, 1 reply; 4+ messages in thread
From: Potin Lai @ 2022-02-22  6:42 UTC (permalink / raw)
  To: Tudor Ambarus, Michael Walle, Pratyush Yadav, Miquel Raynal,
	Richard Weinberger, Vignesh Raghavendra
  Cc: Patrick Williams, Potin Lai, linux-mtd, linux-kernel

Add support for winbond w25q01jv-iq chip

root@bletchley:~# cat /sys/devices/platform/ahb/1e620000.spi/spi_master/spi0/spi0.0/spi-nor/jedec_id
ef4021
root@bletchley:~# cat /sys/devices/platform/ahb/1e620000.spi/spi_master/spi0/spi0.0/spi-nor/manufacturer
winbond
root@bletchley:~# cat /sys/devices/platform/ahb/1e620000.spi/spi_master/spi0/spi0.0/spi-nor/partname
w25q01jv-iq
root@bletchley:~# hexdump -C /sys/devices/platform/ahb/1e620000.spi/spi_master/spi0/spi0.0/spi-nor/sfdp
00000000 53 46 44 50 06 01 01 ff 00 06 01 10 80 00 00 ff |SFDP............|
00000010 84 00 01 02 d0 00 00 ff 03 00 01 02 f0 00 00 ff |................|
00000020 ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
*
00000080 e5 20 fb ff ff ff ff 3f 44 eb 08 6b 08 3b 42 bb |. .....?D..k.;B.|
00000090 fe ff ff ff ff ff 00 00 ff ff 40 eb 0c 20 0f 52 |..........@.. .R|
000000a0 10 d8 00 00 36 02 a6 00 82 ea 14 e2 e9 63 76 33 |....6........cv3|
000000b0 7a 75 7a 75 f7 a2 d5 5c 19 f7 4d ff e9 70 f9 a5 |zuzu...\..M..p..|
000000c0 ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
000000d0 ff 0a f0 ff 21 ff dc ff |....!...|
000000d8

Signed-off-by: Potin Lai <potin.lai@quantatw.com>

---

Changes v1 --> v2:
- rework patch to work with new flags

---
 drivers/mtd/spi-nor/winbond.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/mtd/spi-nor/winbond.c b/drivers/mtd/spi-nor/winbond.c
index 59d53b4c39c8..4c088250fe96 100644
--- a/drivers/mtd/spi-nor/winbond.c
+++ b/drivers/mtd/spi-nor/winbond.c
@@ -131,6 +131,8 @@ static const struct flash_info winbond_parts[] = {
 	{ "w25q512jvq", INFO(0xef4020, 0, 64 * 1024, 1024)
 		NO_SFDP_FLAGS(SECT_4K | SPI_NOR_DUAL_READ |
 			      SPI_NOR_QUAD_READ) },
+	{ "w25q01jv-iq", INFO(0xef4021, 0, 64 * 1024, 2048)
+		PARSE_SFDP },
 };
 
 /**
-- 
2.17.1


^ permalink raw reply related	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2022-02-22  7:50 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2022-02-22  6:42 [PATCH v2 1/1] mtd: spi-nor: winbond: Add support for w25q01jv-iq Potin Lai
2022-02-22  7:24 ` Michael Walle
2022-02-22  7:37   ` Potin Lai (賴柏廷)
2022-02-22  7:50     ` Michael Walle

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