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- Add support for the Atmel device on the Talos II Power9 mainboard

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Dan Horák 2018-06-26 22:03:13 +02:00
parent 4359d93181
commit d6004b6779
2 changed files with 87 additions and 1 deletions
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80
flashrom-1.0-AT25DF021A.patch Normal file
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@ -0,0 +1,80 @@
From 0b59b0dafc219ba73ee2af5404ce626575d74c6f Mon Sep 17 00:00:00 2001
From: Steffen Mauch <steffen.mauch@gmail.com>
Date: Sat, 2 Jun 2018 23:46:03 +0200
Subject: [PATCH] Add support for AT25DF021A
This is the low-voltage version of the AT25DF021. Tested with FT2232H
Mini Module
Change-Id: If4990e6856c8b77567ef4218459cf754b9c6bc57
Signed-off-by: Steffen Mauch <steffen.mauch@gmail.com>
Reviewed-on: https://review.coreboot.org/26856
Reviewed-by: David Hendricks <david.hendricks@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
---
flashchips.c | 39 +++++++++++++++++++++++++++++++++++++++
flashchips.h | 1 +
2 files changed, 40 insertions(+)
diff --git a/flashchips.c b/flashchips.c
index 9898fa777..17cb1b4b0 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -1517,6 +1517,45 @@ const struct flashchip flashchips[] = {
.voltage = {2700, 3600}, /* 2.3-3.6V & 2.7-3.6V models available */
},
+ {
+ .vendor = "Atmel",
+ .name = "AT25DF021A",
+ .bustype = BUS_SPI,
+ .manufacture_id = ATMEL_ID,
+ .model_id = ATMEL_AT25DF021A,
+ .total_size = 256,
+ .page_size = 256,
+ /* OTP: 128B total, 64B pre-programmed; read 0x77; write 0x9B */
+ .feature_bits = FEATURE_WRSR_WREN | FEATURE_OTP,
+ .tested = TEST_OK_PREW,
+ .probe = probe_spi_rdid,
+ .probe_timing = TIMING_ZERO,
+ .block_erasers =
+ {
+ {
+ .eraseblocks = { {4 * 1024, 64} },
+ .block_erase = spi_block_erase_20,
+ }, {
+ .eraseblocks = { {32 * 1024, 8} },
+ .block_erase = spi_block_erase_52,
+ }, {
+ .eraseblocks = { {64 * 1024, 4} },
+ .block_erase = spi_block_erase_d8,
+ }, {
+ .eraseblocks = { {256 * 1024, 1} },
+ .block_erase = spi_block_erase_60,
+ }, {
+ .eraseblocks = { {256 * 1024, 1} },
+ .block_erase = spi_block_erase_c7,
+ }
+ },
+ .printlock = spi_prettyprint_status_register_at25df,
+ .unlock = spi_disable_blockprotect_at2x_global_unprotect,
+ .write = spi_chip_write_256,
+ .read = spi_chip_read,
+ .voltage = {1650, 3600},
+ },
+
{
.vendor = "Atmel",
.name = "AT25DF041A",
diff --git a/flashchips.h b/flashchips.h
index dfbda5d19..5dedb38e1 100644
--- a/flashchips.h
+++ b/flashchips.h
@@ -128,6 +128,7 @@
#define ATMEL_ID 0x1F /* Atmel (now used by Adesto) */
#define ATMEL_AT25DF021 0x4300
+#define ATMEL_AT25DF021A 0x4301
#define ATMEL_AT25DF041A 0x4401
#define ATMEL_AT25DF081 0x4502 /* EDI 0x00. AT25DL081 has same ID + EDI 0x0100 */
#define ATMEL_AT25DF081A 0x4501 /* Yes, 81A has a lower number than 81 */

8
flashrom.spec
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@ -1,11 +1,13 @@
Summary: Simple program for reading/writing flash chips content
Name: flashrom
Version: 1.0
Release: 3%{?dist}
Release: 4%{?dist}
License: GPLv2
URL: http://flashrom.org
Source0: http://download.flashrom.org/releases/%{name}-%{version}.tar.bz2
# https://github.com/flashrom/flashrom/commit/0b59b0dafc219ba73ee2af5404ce626575d74c6f
Patch0: %{name}-1.0-AT25DF021A.patch
BuildRequires: pciutils-devel
BuildRequires: libftdi-devel
@ -32,6 +34,7 @@ other programmer devices.
%prep
%setup -q
%patch0 -p1
# Replace GROUP="plugdev" specifiers with TAG+="uaccess"
sed -e 's/MODE="[0-9]*", GROUP="plugdev"/TAG=+"uaccess"/g' util/z60_flashrom.rules -i
@ -62,6 +65,9 @@ install -D -p -m 0644 util/z60_flashrom.rules %{buildroot}/%{_udevrulesdir}/z60_
%changelog
* Tue Jun 26 2018 Dan Horák <dan[at]danny.cz> - 1.0-4
- Add support for the Atmel device on the Talos II Power9 mainboard
* Fri Feb 09 2018 Igor Gnatenko <ignatenkobrain@fedoraproject.org> - 1.0-3
- Escape macros in %%changelog