This adds feature bits for all Winbond SPI flash parts to indicate so that
spi_write_status_register() uses WREN instead of EWSR.

Signed-off-by: David Hendricks <[email protected]>

-- 
David Hendricks (dhendrix)
Systems Software Engineer, Google Inc.
Index: flashchips.c
===================================================================
--- flashchips.c	(revision 1137)
+++ flashchips.c	(working copy)
@@ -6841,6 +6841,7 @@
 		.model_id	= W_25Q80,
 		.total_size	= 1024,
 		.page_size	= 256,
+		.feature_bits	= FEATURE_WRSR_WREN,
 		.tested		= TEST_OK_PREW,
 		.probe		= probe_spi_rdid,
 		.probe_timing	= TIMING_ZERO,
@@ -6876,6 +6877,7 @@
 		.model_id	= W_25Q16,
 		.total_size	= 2048,
 		.page_size	= 256,
+		.feature_bits	= FEATURE_WRSR_WREN,
 		.tested		= TEST_UNTESTED,
 		.probe		= probe_spi_rdid,
 		.probe_timing	= TIMING_ZERO,
@@ -6911,6 +6913,7 @@
 		.model_id	= W_25Q32,
 		.total_size	= 4096,
 		.page_size	= 256,
+		.feature_bits	= FEATURE_WRSR_WREN,
 		.tested		= TEST_UNTESTED,
 		.probe		= probe_spi_rdid,
 		.probe_timing	= TIMING_ZERO,
@@ -6946,6 +6949,7 @@
 		.model_id	= W_25Q64,
 		.total_size	= 8192,
 		.page_size	= 256,
+		.feature_bits	= FEATURE_WRSR_WREN,
 		.tested		= TEST_OK_PRW,
 		.probe		= probe_spi_rdid,
 		.probe_timing	= TIMING_ZERO,
@@ -6981,6 +6985,7 @@
 		.model_id	= W_25X10,
 		.total_size	= 128,
 		.page_size	= 256,
+		.feature_bits	= FEATURE_WRSR_WREN,
 		.tested		= TEST_UNTESTED,
 		.probe		= probe_spi_rdid,
 		.probe_timing	= TIMING_ZERO,
@@ -7010,6 +7015,7 @@
 		.model_id	= W_25X20,
 		.total_size	= 256,
 		.page_size	= 256,
+		.feature_bits	= FEATURE_WRSR_WREN,
 		.tested		= TEST_UNTESTED,
 		.probe		= probe_spi_rdid,
 		.probe_timing	= TIMING_ZERO,
@@ -7039,6 +7045,7 @@
 		.model_id	= W_25X40,
 		.total_size	= 512,
 		.page_size	= 256,
+		.feature_bits	= FEATURE_WRSR_WREN,
 		.tested		= TEST_OK_PREW,
 		.probe		= probe_spi_rdid,
 		.probe_timing	= TIMING_ZERO,
@@ -7068,6 +7075,7 @@
 		.model_id	= W_25X80,
 		.total_size	= 1024,
 		.page_size	= 256,
+		.feature_bits	= FEATURE_WRSR_WREN,
 		.tested		= TEST_OK_PREW,
 		.probe		= probe_spi_rdid,
 		.probe_timing	= TIMING_ZERO,
@@ -7097,6 +7105,7 @@
 		.model_id	= W_25X16,
 		.total_size	= 2048,
 		.page_size	= 256,
+		.feature_bits	= FEATURE_WRSR_WREN,
 		.tested		= TEST_OK_PREW,
 		.probe		= probe_spi_rdid,
 		.probe_timing	= TIMING_ZERO,
@@ -7132,6 +7141,7 @@
 		.model_id	= W_25X32,
 		.total_size	= 4096,
 		.page_size	= 256,
+		.feature_bits	= FEATURE_WRSR_WREN,
 		.tested		= TEST_OK_PROBE,
 		.probe		= probe_spi_rdid,
 		.probe_timing	= TIMING_ZERO,
@@ -7167,6 +7177,7 @@
 		.model_id	= W_25X64,
 		.total_size	= 8192,
 		.page_size	= 256,
+		.feature_bits	= FEATURE_WRSR_WREN,
 		.tested		= TEST_UNTESTED,
 		.probe		= probe_spi_rdid,
 		.probe_timing	= TIMING_ZERO,
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