Change in flashrom[master]: flashchips: Add support for GigaDevice GD25LR256E

[Ravishankar Sarawadi (Code Review)]

Ravishankar Sarawadi has uploaded this change for review. ( https://review.coreboot.org/c/flashrom/+/58025 )

Change subject: flashchips: Add support for GigaDevice GD25LR256E
......................................................................

flashchips: Add support for GigaDevice GD25LR256E

Tested using Servo: reading and writing works.

BUG=none
BRANCH=none
TEST=none

Change-Id: I2fe6bc1219cd1ee19b93caabab69de938cfc44b0
---
M flashchips.c
M flashchips.h
2 files changed, 48 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/flashrom refs/changes/25/58025/1

diff --git a/flashchips.c b/flashchips.c
index 3187a49..428713f 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -6347,6 +6347,53 @@
    	.voltage	= {1695, 1950},
    },

+        {
+                .vendor         = "GigaDevice",
+                .name           = "GD25LR256E",
+                .bustype        = BUS_SPI,
+                .manufacture_id = GIGADEVICE_ID,
+                .model_id       = GIGADEVICE_GD25LR256E,
+                .total_size     = 32768,
+                .page_size      = 256,
+                .feature_bits   = FEATURE_WRSR_WREN | FEATURE_OTP | FEATURE_4BA_WREN,
+                .tested         = TEST_OK_PREW,
+                .probe          = probe_spi_rdid,
+                .probe_timing   = TIMING_ZERO,
+                .block_erasers  =
+                {
+                        {
+                                .eraseblocks = { {4 * 1024, 8192} },
+                                .block_erase = spi_block_erase_21,
+                        }, {
+                                .eraseblocks = { {4 * 1024, 8192} },
+                                .block_erase = spi_block_erase_20,
+                        }, {
+                                .eraseblocks = { {32 * 1024, 1024} },
+                                .block_erase = spi_block_erase_5c,
+                        }, {
+                                .eraseblocks = { {32 * 1024, 1024} },
+                                .block_erase = spi_block_erase_52,
+                        }, {
+                                .eraseblocks = { {64 * 1024, 512} },
+                                .block_erase = spi_block_erase_dc,
+                        }, {
+                                .eraseblocks = { {64 * 1024, 512} },
+                                .block_erase = spi_block_erase_d8,
+                        }, {
+                                .eraseblocks = { {32 * 1024 * 1024, 1} },
+                                .block_erase = spi_block_erase_60,
+                        }, {
+                                .eraseblocks = { {32 * 1024 * 1024, 1} },
+                                .block_erase = spi_block_erase_c7,
+                        }
+                },
+                .printlock      = spi_prettyprint_status_register_bp3_srwd,
+                .unlock         = spi_disable_blockprotect,
+                .write          = spi_chip_write_256,
+                .read           = spi_chip_read,
+                .voltage        = {1600, 2000},
+        },
+
    {
    	.vendor		= "GigaDevice",
    	.name		= "GD25LQ16",
diff --git a/flashchips.h b/flashchips.h
index e190dca..4516dea 100644
--- a/flashchips.h
+++ b/flashchips.h
@@ -400,6 +400,7 @@
 #define GIGADEVICE_GD25LQ32	0x6016
 #define GIGADEVICE_GD25LQ64	0x6017	/* Same as GD25LQ64B (which is faster) */
 #define GIGADEVICE_GD25LQ128CD	0x6018
+#define GIGADEVICE_GD25LR256E	0x6719
 #define GIGADEVICE_GD25WQ80E	0x6514
 #define GIGADEVICE_GD29GL064CAB	0x7E0601