[flashrom] [PATCH] add support for IS25LP016

[Ondrej Hennel]

Hi. I added support for IS25LP016 by copying the configuration from
IS25LP064 and modifying it. I'm not sure if the feature_bits are set
correctly, but writing, reading and erasing works fine.

Ondrej Hennel

From af04e4f19ff01084be6b4bbb69cf1bdb7513cf67 Mon Sep 17 00:00:00 2001
From: Ondrej Hennel 
Date: Thu, 9 Sep 2021 14:24:36 +0200
Subject: [PATCH] add support for IS25LP016

Signed-off-by: Ondrej Hennel 
---
 flashchips.c | 41 +++++++++++++++++++++++++++++++++++++++++
 flashchips.h |  1 +
 2 files changed, 42 insertions(+)

diff --git a/flashchips.c b/flashchips.c
index 3187a49..467e55d 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -7301,6 +7301,47 @@ const struct flashchip flashchips[] = {
        .voltage    = {4500, 5500},
    },

+   {
+       .vendor     = "ISSI",
+       .name       = "IS25LP016",
+       .bustype    = BUS_SPI,
+       .manufacture_id = ISSI_ID_SPI,
+       .model_id   = ISSI_IS25LP016,
+       .total_size = 2048,
+       .page_size  = 256,
+       /* OTP: 1024B total; read 0x48; write 0x42 */
+       .feature_bits   = FEATURE_WRSR_WREN | FEATURE_OTP,
+       .tested     = TEST_UNTESTED,
+       .probe      = probe_spi_rdid,
+       .probe_timing   = TIMING_ZERO,
+       .block_erasers  =
+       {
+           {
+               .eraseblocks = { {4 * 1024, 512} },
+               .block_erase = spi_block_erase_20,
+           }, {
+               .eraseblocks = { {4 * 1024, 512} },
+               .block_erase = spi_block_erase_d7,
+           }, {
+               .eraseblocks = { {32 * 1024, 64} },
+               .block_erase = spi_block_erase_52,
+           }, {
+               .eraseblocks = { {64 * 1024, 32} },
+               .block_erase = spi_block_erase_d8,
+           }, {
+               .eraseblocks = { {2 * 1024 * 1024, 1} },
+               .block_erase = spi_block_erase_60,
+           }, {
+               .eraseblocks = { {2 * 1024 * 1024, 1} },
+               .block_erase = spi_block_erase_c7,
+           }
+       },
+       .unlock     = spi_disable_blockprotect,
+       .write      = spi_chip_write_256,
+       .read       = spi_chip_read,
+       .voltage    = {2300, 3600},
+   },
+
    {
        .vendor     = "ISSI",
        .name       = "IS25LP064",
diff --git a/flashchips.h b/flashchips.h
index e190dca..f87e30e 100644
--- a/flashchips.h
+++ b/flashchips.h
@@ -472,6 +472,7 @@

#define ISSI_ID            0xD5    /* ISSI Integrated Silicon Solutions,
see also PMC. */
 #define ISSI_ID_SPI        0x9D    /* ISSI ID used for SPI flash, see also
PMC_ID_NOPREFIX */
+#define ISSI_IS25LP016     0x6015
 #define ISSI_IS25LP064     0x6017
 #define ISSI_IS25LP128     0x6018
 #define ISSI_IS25LP256     0x6019