[PATCH 2/2] mtd: spi-nor: enable lock interface for macronix chips

Ivan Mikhaylov i.mikhaylov at yadro.com
Wed Aug 12 11:18:18 EDT 2020


Add locks for whole macronix chip series with BP0-2 and BP0-3 bits.

Tested with mx25l51245g(BP0-3).

Signed-off-by: Ivan Mikhaylov <i.mikhaylov at yadro.com>
---
 drivers/mtd/spi-nor/macronix.c | 75 ++++++++++++++++++++++------------
 1 file changed, 50 insertions(+), 25 deletions(-)

diff --git a/drivers/mtd/spi-nor/macronix.c b/drivers/mtd/spi-nor/macronix.c
index 96735d83c77c..80de43eb05d6 100644
--- a/drivers/mtd/spi-nor/macronix.c
+++ b/drivers/mtd/spi-nor/macronix.c
@@ -37,53 +37,78 @@ static const struct flash_info macronix_parts[] = {
 	/* Macronix */
 	{ "mx25l512e",   INFO(0xc22010, 0, 64 * 1024,   1, SECT_4K) },
 	{ "mx25l2005a",  INFO(0xc22012, 0, 64 * 1024,   4, SECT_4K) },
-	{ "mx25l4005a",  INFO(0xc22013, 0, 64 * 1024,   8, SECT_4K) },
-	{ "mx25l8005",   INFO(0xc22014, 0, 64 * 1024,  16, 0) },
-	{ "mx25l1606e",  INFO(0xc22015, 0, 64 * 1024,  32, SECT_4K) },
-	{ "mx25l3205d",  INFO(0xc22016, 0, 64 * 1024,  64, SECT_4K) },
-	{ "mx25l3255e",  INFO(0xc29e16, 0, 64 * 1024,  64, SECT_4K) },
-	{ "mx25l6405d",  INFO(0xc22017, 0, 64 * 1024, 128, SECT_4K) },
-	{ "mx25u2033e",  INFO(0xc22532, 0, 64 * 1024,   4, SECT_4K) },
+	{ "mx25l4005a",  INFO(0xc22013, 0, 64 * 1024,   8,
+			      SECT_4K | SPI_NOR_HAS_LOCK) },
+	{ "mx25l8005",   INFO(0xc22014, 0, 64 * 1024,  16,
+			      SPI_NOR_HAS_LOCK) },
+	{ "mx25l1606e",  INFO(0xc22015, 0, 64 * 1024,  32,
+			      SECT_4K | SPI_NOR_HAS_LOCK | SPI_NOR_4BIT_BP) },
+	{ "mx25l3205d",  INFO(0xc22016, 0, 64 * 1024,  64,
+			      SECT_4K | SPI_NOR_HAS_LOCK | SPI_NOR_4BIT_BP) },
+	{ "mx25l3255e",  INFO(0xc29e16, 0, 64 * 1024,  64,
+			      SECT_4K | SPI_NOR_HAS_LOCK | SPI_NOR_4BIT_BP) },
+	{ "mx25l6405d",  INFO(0xc22017, 0, 64 * 1024, 128,
+			      SECT_4K | SPI_NOR_HAS_LOCK | SPI_NOR_4BIT_BP) },
+	{ "mx25u2033e",  INFO(0xc22532, 0, 64 * 1024,   4,
+			      SECT_4K | SPI_NOR_HAS_LOCK) },
 	{ "mx25u3235f",	 INFO(0xc22536, 0, 64 * 1024,  64,
 			      SECT_4K | SPI_NOR_DUAL_READ |
-			      SPI_NOR_QUAD_READ) },
-	{ "mx25u4035",   INFO(0xc22533, 0, 64 * 1024,   8, SECT_4K) },
-	{ "mx25u8035",   INFO(0xc22534, 0, 64 * 1024,  16, SECT_4K) },
-	{ "mx25u6435f",  INFO(0xc22537, 0, 64 * 1024, 128, SECT_4K) },
-	{ "mx25l12805d", INFO(0xc22018, 0, 64 * 1024, 256, 0) },
-	{ "mx25l12855e", INFO(0xc22618, 0, 64 * 1024, 256, 0) },
+			      SPI_NOR_QUAD_READ | SPI_NOR_HAS_LOCK |
+			      SPI_NOR_4BIT_BP) },
+	{ "mx25u4035",   INFO(0xc22533, 0, 64 * 1024,   8,
+			      SECT_4K | SPI_NOR_HAS_LOCK | SPI_NOR_4BIT_BP) },
+	{ "mx25u8035",   INFO(0xc22534, 0, 64 * 1024,  16,
+			      SECT_4K | SPI_NOR_HAS_LOCK | SPI_NOR_4BIT_BP) },
+	{ "mx25u6435f",  INFO(0xc22537, 0, 64 * 1024, 128,
+			      SECT_4K | SPI_NOR_HAS_LOCK | SPI_NOR_4BIT_BP) },
+	{ "mx25l12805d", INFO(0xc22018, 0, 64 * 1024, 256,
+			      SPI_NOR_HAS_LOCK | SPI_NOR_4BIT_BP) },
+	{ "mx25l12855e", INFO(0xc22618, 0, 64 * 1024, 256,
+			      SPI_NOR_HAS_LOCK | SPI_NOR_4BIT_BP) },
 	{ "mx25r3235f",  INFO(0xc22816, 0, 64 * 1024,  64,
 			      SECT_4K | SPI_NOR_DUAL_READ |
-			      SPI_NOR_QUAD_READ) },
+			      SPI_NOR_QUAD_READ | SPI_NOR_HAS_LOCK |
+			      SPI_NOR_4BIT_BP) },
 	{ "mx25u12835f", INFO(0xc22538, 0, 64 * 1024, 256,
 			      SECT_4K | SPI_NOR_DUAL_READ |
-			      SPI_NOR_QUAD_READ) },
+			      SPI_NOR_QUAD_READ | SPI_NOR_HAS_LOCK |
+			      SPI_NOR_4BIT_BP) },
 	{ "mx25l25635e", INFO(0xc22019, 0, 64 * 1024, 512,
-			      SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ)
+			      SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
+			      SPI_NOR_HAS_LOCK | SPI_NOR_4BIT_BP)
 		.fixups = &mx25l25635_fixups },
 	{ "mx25u25635f", INFO(0xc22539, 0, 64 * 1024, 512,
-			      SECT_4K | SPI_NOR_4B_OPCODES) },
+			      SECT_4K | SPI_NOR_4B_OPCODES | SPI_NOR_HAS_LOCK |
+			      SPI_NOR_4BIT_BP) },
 	{ "mx25u51245g", INFO(0xc2253a, 0, 64 * 1024, 1024,
 			      SECT_4K | SPI_NOR_DUAL_READ |
-			      SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) },
+			      SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES |
+			      SPI_NOR_HAS_LOCK | SPI_NOR_4BIT_BP) },
 	{ "mx25v8035f",  INFO(0xc22314, 0, 64 * 1024,  16,
 			      SECT_4K | SPI_NOR_DUAL_READ |
-			      SPI_NOR_QUAD_READ) },
-	{ "mx25l25655e", INFO(0xc22619, 0, 64 * 1024, 512, 0) },
+			      SPI_NOR_QUAD_READ | SPI_NOR_HAS_LOCK |
+			      SPI_NOR_4BIT_BP) },
+	{ "mx25l25655e", INFO(0xc22619, 0, 64 * 1024, 512,
+			      SPI_NOR_HAS_LOCK | SPI_NOR_4BIT_BP) },
 	{ "mx25l51245g", INFO(0xc2201a, 0, 64 * 1024, 1024,
 			      SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
-			      SPI_NOR_4B_OPCODES) },
+			      SPI_NOR_4B_OPCODES | SPI_NOR_HAS_LOCK |
+			      SPI_NOR_4BIT_BP) },
 	{ "mx66l51235l", INFO(0xc2201a, 0, 64 * 1024, 1024,
 			      SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ |
-			      SPI_NOR_4B_OPCODES) },
+			      SPI_NOR_4B_OPCODES | SPI_NOR_HAS_LOCK |
+			      SPI_NOR_4BIT_BP) },
 	{ "mx66u51235f", INFO(0xc2253a, 0, 64 * 1024, 1024,
 			      SECT_4K | SPI_NOR_DUAL_READ |
-			      SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES) },
+			      SPI_NOR_QUAD_READ | SPI_NOR_4B_OPCODES |
+			      SPI_NOR_HAS_LOCK | SPI_NOR_4BIT_BP) },
 	{ "mx66l1g45g",  INFO(0xc2201b, 0, 64 * 1024, 2048,
 			      SECT_4K | SPI_NOR_DUAL_READ |
-			      SPI_NOR_QUAD_READ) },
+			      SPI_NOR_QUAD_READ | SPI_NOR_HAS_LOCK |
+			      SPI_NOR_4BIT_BP) },
 	{ "mx66l1g55g",  INFO(0xc2261b, 0, 64 * 1024, 2048,
-			      SPI_NOR_QUAD_READ) },
+			      SPI_NOR_QUAD_READ | SPI_NOR_HAS_LOCK |
+			      SPI_NOR_4BIT_BP) },
 };
 
 static void macronix_default_init(struct spi_nor *nor)
-- 
2.21.1




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