Changeset 1434

Timestamp:

09/08/11 21:55:18 (9 months ago)

Author:

uwe

Message:

Add initial Atmel AT49LH002 FWH/LPC chip support.

The chip code is untested, only one erase function out of two is currently
implemented, and unlocking/printlocking is not yet supported.

Thanks Mattias Mattsson <vitplister@…> for the initial patch!

Signed-off-by: Uwe Hermann <uwe@…>
Acked-by: Uwe Hermann <uwe@…>

Location:

trunk

Files:

• flashchips.c (modified) (1 diff)
• flashchips.h (modified) (1 diff)

trunk/flashchips.c

@@ -2306 +2306 @@
 
         {
+                .vendor         = "Atmel",
+                .name           = "AT49LH002",
+                .bustype        = BUS_LPC | BUS_FWH, /* A/A Mux */
+                .manufacture_id = ATMEL_ID,
+                .model_id       = ATMEL_AT49LH002,
+                .total_size     = 256,
+                .page_size      = 0, /* unused */
+                .feature_bits   = FEATURE_REGISTERMAP, /* TODO: LPC OK too? */
+                .tested         = TEST_UNTESTED,
+                .probe          = probe_82802ab, /* TODO: 0xff cmd not documented? */
+                .probe_timing   = TIMING_FIXME,
+                .block_erasers  =
+                {
+                        {
+                                .eraseblocks = {
+                                        {64 * 1024, 3},
+                                        {32 * 1024, 1},
+                                        {8 * 1024, 2},
+                                        {16 * 1024, 1},
+                                },
+                                .block_erase = erase_block_82802ab,
+                        }, {
+                                .eraseblocks = {
+                                        {64 * 1024, 4},
+                                },
+                                .block_erase = NULL, /* TODO: Implement. */
+                        },
+                },
+                .printlock      = NULL, /* TODO */
+                .unlock         = NULL, /* unlock_82802ab() not correct(?) */
+                .write          = write_82802ab,
+                .read           = read_memmapped,
+                .voltage        = {3000, 3600},
+        },
+
+        {
                 .vendor         = "Bright",
                 .name           = "BM29F040",

trunk/flashchips.h

@@ -185 +185 @@
 #define ATMEL_AT49F002N         0x07    /* for AT49F002(N)  */
 #define ATMEL_AT49F002NT                0x08    /* for AT49F002(N)T */
+#define ATMEL_AT49LH002         0xE9
 
 /* Bright Microelectronics has the same manufacturer ID as Hyundai... */