spi: Add support for dual and quad mode

spi bus can support dual and quad wire data transfers for tx and
rx. So defining dual and quad modes for both tx and rx. Also add
support to parse bus width u

spi: Add support for dual and quad mode

spi bus can support dual and quad wire data transfers for tx and
rx. So defining dual and quad modes for both tx and rx. Also add
support to parse bus width used for spi tx and rx transfers.

Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Reviewed-by: Jagan Teki <jteki@openedev.com>
Signed-off-by: Jagan Teki <jteki@openedev.com>

show more ...

spi: Add SPI_TX_DUAL mode

Added SPI_TX_DUAL mode flag.

Cc: Bin Meng <bmeng.cn@gmail.com>
Cc: Mugunthan V N <mugunthanvnm@ti.com>
Tested-by: Jagan Teki <jteki@openedev.com>
Signed-off-by: Jagan Teki

spi: Add SPI_TX_DUAL mode

Added SPI_TX_DUAL mode flag.

Cc: Bin Meng <bmeng.cn@gmail.com>
Cc: Mugunthan V N <mugunthanvnm@ti.com>
Tested-by: Jagan Teki <jteki@openedev.com>
Signed-off-by: Jagan Teki <jteki@openedev.com>

show more ...

sf: Make IO modes at last in read modes

SLOW, FAST, DUAL, DUAL_IO, QUAD, QUAD_IO changed order to
SLOW, FAST, DUAL, QUAD, DUAL_IO, QUAD_IO

Cc: Simon Glass <sjg@chromium.org>
Cc: Michal Simek <micha

sf: Make IO modes at last in read modes

SLOW, FAST, DUAL, DUAL_IO, QUAD, QUAD_IO changed order to
SLOW, FAST, DUAL, QUAD, DUAL_IO, QUAD_IO

Cc: Simon Glass <sjg@chromium.org>
Cc: Michal Simek <michal.simek@xilinx.com>
Cc: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Tested-by: Jagan Teki <jteki@openedev.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Jagan Teki <jteki@openedev.com>

show more ...

spi: Minor cleanup

- Add comments on mode_rx
- Tab space's

Cc: Simon Glass <sjg@chromium.org>
Cc: Michal Simek <michal.simek@xilinx.com>
Cc: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Tested-b

spi: Minor cleanup

- Add comments on mode_rx
- Tab space's

Cc: Simon Glass <sjg@chromium.org>
Cc: Michal Simek <michal.simek@xilinx.com>
Cc: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Tested-by: Mugunthan V N <mugunthanvnm@ti.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Jagan Teki <jteki@openedev.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Jagan Teki <jteki@openedev.com>

show more ...

spi: Use BIT macro

Used BIT macro like 1 << nr as BIT(nr) where nr is 0...n

Cc: Simon Glass <sjg@chromium.org>
Cc: Michal Simek <michal.simek@xilinx.com>
Cc: Siva Durga Prasad Paladugu <sivadur@xil

spi: Use BIT macro

Used BIT macro like 1 << nr as BIT(nr) where nr is 0...n

Cc: Simon Glass <sjg@chromium.org>
Cc: Michal Simek <michal.simek@xilinx.com>
Cc: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Tested-by: Mugunthan V N <mugunthanvnm@ti.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Jagan Teki <jteki@openedev.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Jagan Teki <jteki@openedev.com>

show more ...

spi: Fix bit assignment with flags

Fixed bit assignment with flags members on spi_slave{}

Cc: Simon Glass <sjg@chromium.org>
Cc: Michal Simek <michal.simek@xilinx.com>
Cc: Siva Durga Prasad Paladug

spi: Fix bit assignment with flags

Fixed bit assignment with flags members on spi_slave{}

Cc: Simon Glass <sjg@chromium.org>
Cc: Michal Simek <michal.simek@xilinx.com>
Cc: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Tested-by: Mugunthan V N <mugunthanvnm@ti.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Jagan Teki <jteki@openedev.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Jagan Teki <jteki@openedev.com>

show more ...

spi: Move flags macro's to spi_slave{} members

This patch moves flags macro's to respective member
position on spi_slave{}, for better readabilty and
finding the respective member macro's easily.

C

spi: Move flags macro's to spi_slave{} members

This patch moves flags macro's to respective member
position on spi_slave{}, for better readabilty and
finding the respective member macro's easily.

Cc: Simon Glass <sjg@chromium.org>
Cc: Bin Meng <bmeng.cn@gmail.com>
Cc: Michal Simek <michal.simek@xilinx.com>
Cc: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Tested-by: Mugunthan V N <mugunthanvnm@ti.com>
Tested-by: Jagan Teki <jteki@openedev.com>
Signed-off-by: Jagan Teki <jteki@openedev.com>

show more ...

spi: Rename op_mode_rx to mode_rx

Since spi rx mode macro's are renamed to simple and
meaninfull, this patch will rename the respective
structure members.

Cc: Simon Glass <sjg@chromium.org>
Cc: Bin

spi: Rename op_mode_rx to mode_rx

Since spi rx mode macro's are renamed to simple and
meaninfull, this patch will rename the respective
structure members.

Cc: Simon Glass <sjg@chromium.org>
Cc: Bin Meng <bmeng.cn@gmail.com>
Cc: Michal Simek <michal.simek@xilinx.com>
Cc: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Tested-by: Mugunthan V N <mugunthanvnm@ti.com>
Tested-by: Jagan Teki <jteki@openedev.com>
Signed-off-by: Jagan Teki <jteki@openedev.com>

show more ...

spi: Rename SPI_OPM_RX_* to SPI_RX_*

SPI_OPM_RX_AS - SPI_RX_SLOW
SPI_OPM_RX_AF - SPI_RX_FAST
SPI_OPM_RX_DOUT - SPI_RX_DUAL
SPI_OPM_RX_QOF - SPI_RX_QUAD

Cc: Simon Glass <sjg@chromium.org>
Cc: Micha

spi: Rename SPI_OPM_RX_* to SPI_RX_*

SPI_OPM_RX_AS - SPI_RX_SLOW
SPI_OPM_RX_AF - SPI_RX_FAST
SPI_OPM_RX_DOUT - SPI_RX_DUAL
SPI_OPM_RX_QOF - SPI_RX_QUAD

Cc: Simon Glass <sjg@chromium.org>
Cc: Michal Simek <michal.simek@xilinx.com>
Cc: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Tested-by: Mugunthan V N <mugunthanvnm@ti.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Jagan Teki <jteki@openedev.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Jagan Teki <jteki@openedev.com>

show more ...

spi: Remove SPI_OPM_RX_DIO|QIOF

SPI_OPM_RX_DIO and SPI_OPM_RX_QIOF are rx IO
commands/opmodes for dual and quad. Usually IO
operation's are referred to flash protocol rather
with spi controller prot

spi: Remove SPI_OPM_RX_DIO|QIOF

SPI_OPM_RX_DIO and SPI_OPM_RX_QIOF are rx IO
commands/opmodes for dual and quad. Usually IO
operation's are referred to flash protocol rather
with spi controller protocol, these are still present
in flash side for the usage of spi-nor controllers.

Cc: Simon Glass <sjg@chromium.org>
Cc: Michal Simek <michal.simek@xilinx.com>
Cc: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Tested-by: Mugunthan V N <mugunthanvnm@ti.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Jagan Teki <jteki@openedev.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Jagan Teki <jteki@openedev.com>

show more ...

spi: Remove SPI_OPM_RX_EXTN

SPI_OPM_RX_EXTN is a combination of all rx opmode's
and spi driver shall use any one of the rx mode at
a time not the combination and it is true in case of
flash where sp

spi: Remove SPI_OPM_RX_EXTN

SPI_OPM_RX_EXTN is a combination of all rx opmode's
and spi driver shall use any one of the rx mode at
a time not the combination and it is true in case of
flash where spi_flash_table mention combination of
supported read opmodes so-that the required one
will pick based on the rx mode from spi driver.

Cc: Simon Glass <sjg@chromium.org>
Cc: Michal Simek <michal.simek@xilinx.com>
Cc: Siva Durga Prasad Paladugu <sivadur@xilinx.com>
Tested-by: Mugunthan V N <mugunthanvnm@ti.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Jagan Teki <jteki@openedev.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Jagan Teki <jteki@openedev.com>

show more ...

spi: Rename SPI_TX_BP|QPP to SPI_TX_BYTE|QUAD

Since SPI_TX_* are spi_slave{} members so use spi protocol
notation instead spi flash programming, like

SPI_TX_BP => SPI_TX_BYTE
SPI_TX_QPP => SPI_TX_

spi: Rename SPI_TX_BP|QPP to SPI_TX_BYTE|QUAD

Since SPI_TX_* are spi_slave{} members so use spi protocol
notation instead spi flash programming, like

SPI_TX_BP => SPI_TX_BYTE
SPI_TX_QPP => SPI_TX_QUAD

Cc: Simon Glass <sjg@chromium.org>
Tested-by: Jagan Teki <jteki@openedev.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Jagan Teki <jteki@openedev.com>

show more ...

spi: Use mode instead of op_mode_tx

Used mode member from spi_slave{} instead of op_mode_tx.

Cc: Simon Glass <sjg@chromium.org>
Tested-by: Jagan Teki <jteki@openedev.com>
Tested-by: Bin Meng <bmeng

spi: Use mode instead of op_mode_tx

Used mode member from spi_slave{} instead of op_mode_tx.

Cc: Simon Glass <sjg@chromium.org>
Tested-by: Jagan Teki <jteki@openedev.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Jagan Teki <jteki@openedev.com>

show more ...

spi: make mode visible to both dm and non-dm

Couldn't find the exact reason to define 'mode' for dm,
probably it is not using in non-dm drivers but it need
to visible both dm and non-dm as mode data

spi: make mode visible to both dm and non-dm

Couldn't find the exact reason to define 'mode' for dm,
probably it is not using in non-dm drivers but it need
to visible both dm and non-dm as mode data is getting
dereferred in spi flash core ie common to both.

Cc: Simon Glass <sjg@chromium.org>
Tested-by: Jagan Teki <jteki@openedev.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Jagan Teki <jteki@openedev.com>

show more ...

Merge branch 'master' of git://git.denx.de/u-boot

Merge git://git.denx.de/u-boot-dm

dm: Rename dev_get_parentdata() to dev_get_parent_priv()

The current name is inconsistent with other driver model data access
functions. Rename it and fix up all users.

Signed-off-by: Simon Glass <

dm: Rename dev_get_parentdata() to dev_get_parent_priv()

The current name is inconsistent with other driver model data access
functions. Rename it and fix up all users.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Joe Hershberger <joe.hershberger@ni.com>

show more ...

Merge branch 'master' of git://git.denx.de/u-boot-spi

sf: ops: Add spi_flash_copy_mmap function

When doing a memory mapped copy we may have DMA available and thus need
to have this copy abstracted so that the driver can do it, rather than a
simple memc

sf: ops: Add spi_flash_copy_mmap function

When doing a memory mapped copy we may have DMA available and thus need
to have this copy abstracted so that the driver can do it, rather than a
simple memcpy.

Signed-off-by: Tom Rini <trini@ti.com>
Signed-off-by: Vignesh R <vigneshr@ti.com>
Reviewed-by: Jagan Teki <jteki@openedev.com>

show more ...

Merge branch 'master' of git://git.denx.de/u-boot

Merge branch 'master' of git://git.denx.de/u-boot-spi

spi/sf: Minor cleanups

- Adjust tab spaces
- Add comments

Signed-off-by: Jagan Teki <jteki@openedev.com>

Merge git://git.denx.de/u-boot-dm

dm: spi: Correct the comment on spi_get_ops()

This comment should refer to SPI, not serial.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Jagannadha Sutradharudu Teki <jagannadh.teki@g

dm: spi: Correct the comment on spi_get_ops()

This comment should refer to SPI, not serial.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>

show more ...

dm: spi: Avoid setting the speed with every transfer

Only set the speed if it has changed from last time. Since the speed will
be 0 when the device is probed it will always be changed on the first
t

dm: spi: Avoid setting the speed with every transfer

Only set the speed if it has changed from last time. Since the speed will
be 0 when the device is probed it will always be changed on the first
transfer after the device is probed.

Signed-off-by: Simon Glass <sjg@chromium.org>

show more ...