[flashrom] Add chip Pm39LV512

[Kyösti Mälkki]

This flash is like PMC model Pm39LV010 but capacity is 64kB.
Model ID was already defined, PREW works for me.

Signed-off-by: Kyösti Mälkki

Index: flashrom-pmc64k/flashchips.c
===================================================================
--- flashrom-pmc64k/flashchips.c	(revision 1538)
+++ flashrom-pmc64k/flashchips.c	(working copy)
@@ -5267,6 +5267,36 @@

{
    	.vendor		= "PMC",
+		.name		= "Pm39LV512",
+		.bustype	= BUS_PARALLEL,
+		.manufacture_id	= PMC_ID_NOPREFIX,
+		.model_id	= PMC_PM39LV512,
+		.total_size	= 64,
+		.page_size	= 4096,
+		.feature_bits	= FEATURE_ADDR_2AA | FEATURE_EITHER_RESET,
+		.tested		= TEST_OK_PREW,
+		.probe		= probe_jedec,
+		.probe_timing	= TIMING_ZERO,	/* Datasheet has no timing info specified */
+		.block_erasers	=
+		{
+			{
+				.eraseblocks = { {4 * 1024, 16} },
+				.block_erase = erase_sector_jedec,
+			}, {
+				.eraseblocks = { {64 * 1024, 1} },
+				.block_erase = erase_block_jedec,
+			}, {
+				.eraseblocks = { {64 * 1024, 1} },
+				.block_erase = erase_chip_block_jedec,
+			}
+		},
+		.write		= write_jedec_1,
+		.read		= read_memmapped,
+		.voltage	= {2700, 3600},
+	},
+
+	{
+		.vendor		= "PMC",
    	.name		= "Pm39LV010",
    	.bustype	= BUS_PARALLEL,
    	.manufacture_id	= PMC_ID_NOPREFIX,