12 Jan
2014
12 Jan
'14
5:59 p.m.
This series is a combo of quad cmds and dual_flash support Refer [1] and [2] for more functional description about this changes.
[1] http://u-boot.10912.n7.nabble.com/PATCH-v6-00-12-sf-Add-Extended-read-and-qu... [2] http://u-boot.10912.n7.nabble.com/PATCH-v3-0-4-sf-Add-support-to-access-dual...
Tested on sst, stmicro and spansion flash. Testing branch: $ git clone git://git.denx.de/u-boot-spi.git $ cd u-boot-spi $ git checkout -b master-quad origin/master-quad
REQUEST FOR ALL SPI CODE CONTRIBUTORS/USERS, PLEASE TEST THESE CHANGES W.R.T YOUR HW IF POSSIBLE.
Please let me know for any issues/concerns/questions.
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Thanks,
Jagan.
Changes for v7:
- cmdsz on read_ops
- sf param flags are placed spi_flash.h
- code cleanup
- updated dual_flash with BAR support
Changes for v6:
- Divided flash reg ops code
- sf_ops.c clean
Changes for v5:
- Re-implemented write command log - not trying to discover the fastest write
- Added SPI RX/TX operation modes
- SPI flash parts are moved into sf_params.c file
- Added QUAD_IO_FAST read support
- Discovred the read dummy_cycles based on configured read cmd
- Added set QEB support for macronix flash
- Enabled quad read/write cmd support for macronix flash
Changes for v4:
Changes for v3:
Changes for v2:
- none
Jagannadha Sutradharudu Teki (17):
sf: Add extended read commands support
sf: Add quad read/write commands support
sf: ops: Add configuration register writing support
sf: Set quad enable bit support
sf: probe: Enable RD_FULL and WR_QPP
sf: Separate the flash params table
sf: Add QUAD_IO_FAST read support
sf: Discover read dummy_byte
sf: Add macronix set QEB support
sf: probe: Enable macronix quad read/write cmds support
sf: Divide flash register ops from QEB code
sf: Code cleanups
sf: ops: Unify read_ops bank configuration
sf: Add dual memories support - DUAL_STACKED
sf: Add dual memories support - DUAL_PARALLEL
sf: Add CONFIG_SF_DUAL_FLASH
doc: SPI: Update status.txt
README | 6 +
doc/SPI/README.dual-flash | 92 ++++++++++++++
doc/SPI/status.txt | 11 +-
drivers/mtd/spi/Makefile | 4 +-
drivers/mtd/spi/sf.c | 4 +
drivers/mtd/spi/sf_internal.h | 34 ++++--
drivers/mtd/spi/sf_ops.c | 157 +++++++++++++++++++-----
drivers/mtd/spi/sf_params.c | 130 ++++++++++++++++++++
drivers/mtd/spi/sf_probe.c | 274 +++++++++++++++++++++---------------------
include/spi.h | 26 ++++
include/spi_flash.h | 57 +++++++++
11 files changed, 610 insertions(+), 185 deletions(-)
create mode 100644 doc/SPI/README.dual-flash
create mode 100644 drivers/mtd/spi/sf_params.c
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1.8.3