6be2305da8
Changelog: * https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.1.5 Signed-off-by: Jonas Gorski <jogo@openwrt.org> SVN-Revision: 46598
64 lines
1.7 KiB
Diff
64 lines
1.7 KiB
Diff
--- a/drivers/mtd/nand/nand_ids.c
|
|
+++ b/drivers/mtd/nand/nand_ids.c
|
|
@@ -19,6 +19,49 @@
|
|
#define SP_OPTIONS16 (SP_OPTIONS | NAND_BUSWIDTH_16)
|
|
|
|
/*
|
|
+ * Hynix H27UBG8T2BTR timings
|
|
+ * This chip has an exceptionally large tADL, which results in only supporting
|
|
+ * ONFI timing mode 0. Using these timings, the clock can be raised from
|
|
+ * 12.5MHz to 50MHz.
|
|
+ */
|
|
+const struct nand_sdr_timings hynix_h27ubg8t2btr_sdr_timing = {
|
|
+ .tADL_min = 200000,
|
|
+ .tALH_min = 5000,
|
|
+ .tALS_min = 10000,
|
|
+ .tAR_min = 10000,
|
|
+ .tCEA_max = 100000,
|
|
+ .tCEH_min = 20000,
|
|
+ .tCH_min = 5000,
|
|
+ .tCHZ_max = 50000,
|
|
+ .tCLH_min = 5000,
|
|
+ .tCLR_min = 10000,
|
|
+ .tCLS_min = 10000,
|
|
+ .tCOH_min = 15000,
|
|
+ .tCS_min = 20000,
|
|
+ .tDH_min = 5000,
|
|
+ .tDS_min = 10000,
|
|
+ .tFEAT_max = 1000000,
|
|
+ .tIR_min = 0,
|
|
+ .tITC_max = 1000000,
|
|
+ .tRC_min = 20000,
|
|
+ .tREA_max = 16000,
|
|
+ .tREH_min = 8000,
|
|
+ .tRHOH_min = 15000,
|
|
+ .tRHW_min = 100000,
|
|
+ .tRHZ_max = 100000,
|
|
+ .tRLOH_min = 5000,
|
|
+ .tRP_min = 10000,
|
|
+ .tRST_max = 500000000,
|
|
+ .tWB_max = 100000,
|
|
+ .tRR_min = 20000,
|
|
+ .tWC_min = 20000,
|
|
+ .tWH_min = 10000,
|
|
+ .tWHR_min = 80000,
|
|
+ .tWP_min = 8000,
|
|
+ .tWW_min = 100000,
|
|
+};
|
|
+
|
|
+/*
|
|
* The chip ID list:
|
|
* name, device ID, page size, chip size in MiB, eraseblock size, options
|
|
*
|
|
@@ -50,6 +93,10 @@ struct nand_flash_dev nand_flash_ids[] =
|
|
{ .id = {0xad, 0xde, 0x94, 0xda, 0x74, 0xc4} },
|
|
SZ_8K, SZ_8K, SZ_2M, 0, 6, 640, NAND_ECC_INFO(40, SZ_1K),
|
|
4 },
|
|
+ {"H27UBG8T2BTR-BC 64G 3.3V 8-bit",
|
|
+ { .id = {0xad, 0xd7, 0x94, 0xda, 0x74, 0xc3} },
|
|
+ SZ_8K, SZ_4K, SZ_2M, 0, 6, 640, NAND_ECC_INFO(40, SZ_1K),
|
|
+ 0, &hynix_h27ubg8t2btr_sdr_timing },
|
|
|
|
LEGACY_ID_NAND("NAND 4MiB 5V 8-bit", 0x6B, 4, SZ_8K, SP_OPTIONS),
|
|
LEGACY_ID_NAND("NAND 4MiB 3,3V 8-bit", 0xE3, 4, SZ_8K, SP_OPTIONS),
|