New property of the st,stm32-ospi-nor compatible gives
the external NOR flash in bits.
The property of the st,stm32-ospi compatible gives
the external NOR flash base address
Signed-off-by: Francois Ramu <francois.ramu@st.com>
Add the 4Bytes program mode to the stm32_ospi driver
to enter 4-Byte Address Mode (SPI_NOR_CMD_4BA) when flash is supporting it.
This is given by the JESD216 SFDP table.
Based on the stm32 qspi driver.
Signed-off-by: Francois Ramu <francois.ramu@st.com>
The flash size is the second part (size) of the first reg value, not the
first part (address) of a nonexistent second reg value.
Signed-off-by: Armin Brauns <armin.brauns@embedded-solutions.at>
Exit the init earlier when OSPI is in memory map mode. Avoid
unnecessary checks and prevent pin reconfiguration that might
cause line spikes. Clock check beforehand is preserved.
Remove '\n' from the LOG_DBG string.
Signed-off-by: Georgij Cernysiov <geo.cgv@gmail.com>
Correct used lines based on write opcode
regardless of the data mode.
The write opcode is set during init for all
modes and can be overwritten in DT.
Add lines correction for PP_1_1_2.
Signed-off-by: Georgij Cernysiov <geo.cgv@gmail.com>
Remove dead code. The write opcode instruction
is set based on dev_data a couple of lines after.
This was supposed to be in the merged "memory map
support for other modes" PR.
Signed-off-by: Georgij Cernysiov <geo.cgv@gmail.com>
Add more clarity to memory map log output.
Use LOG_DBG instead of LOG_INF to signal about
memory map mode being enabled.
Signed-off-by: Georgij Cernysiov <geo.cgv@gmail.com>
Fix compilation error when reset-gpios is enabled.
Undefined reference to dev_cfg variable.
Reset gpio duration needs to be defined, but is not in binding file.
Signed-off-by: Joakim Andersson <joerchan@gmail.com>
This change is aborting the memoryMapped mode of the octo-flash
before erasing or writing the NOR. Operations are performed in
command mode.
Reading is always performed in MemoryMapped mode (memcopy)
Signed-off-by: Francois Ramu <francois.ramu@st.com>
Enable the MemoryMapped Mode for the stm32 octoFlash driver
Configure the Flash in MemoryMapped to use in XiP mode.
With this mode the erase and write are not supported.
Address and size are given by the DTS register property.
Signed-off-by: Francois Ramu <francois.ramu@st.com>
The clk, dqs and ncs pins can be remapped between OSPI instances, but the
driver doesn't support it, yet. Therefore replace hard coded numbers to
device tree optional properties.
Signed-off-by: Samuel Kleiser <s.kleiser@vega.com>
Use the most adapted instruction for the sector erase command
It can be 0x20 or ox21 or 0x21DE in octo - DTR mode.
The value is given by the SFDP table and filled in the erase_types
table the during the SFDP discovery process.
Signed-off-by: Francois Ramu <francois.ramu@st.com>
HAL_OSPI_AutoPolling is checking is the status match
happened in a busy loop. That CPU intensive operation
can cause starvation of other tasks especially on flash
erase operations which can take seconds to complete.
So, replace the use of HAL_OSPI_AutoPolling with
HAL_OSPI_AutoPolling_IT. The match results
HAL_OSPI_StatusMatchCallback being called.
Signed-off-by: Miika Karanki <miika.karanki@vaisala.com>
Opcodes for erase is taken from jedec basic flash parameter table
These expects 3 byte addresses.
When running with 4 byte addresses, opcodes to be used shall be taken
from JEDEC 4-byte Address Instruction Parameter table
Signed-off-by: Brian Juel Folkmann <bju@trackunit.com>
Address and size are given by the DTS register property
of the ospi nor : to be used by the ospi driver.
Signed-off-by: Francois Ramu <francois.ramu@st.com>
Erase operation with block of 64KByte
larger size than the default 4K sector size
if the flash supports.
Signed-off-by: Francois Ramu <francois.ramu@st.com>
Manufacturer id is skipped when reading jedec_id, due to wrong
address mode.
Before: flash_stm32_ospi: Jedec ID = [60 20 00]
After: flash_stm32_ospi: Jedec ID = [ef 60 20]
Signed-off-by: Brian Juel Folkmann <bju@trackunit.com>
Fix compilation error on variable used for size of array in
OSPI and QSPI drivers.
Fixes#61804
Signed-off-by: Dominik Ermel <dominik.ermel@nordicsemi.no>
Allows to configure OSPI Manager IO ports with devicetree.
If properties are absent, then original default values
are preserved for compatibility.
Signed-off-by: Georgij Cernysiov <geo.cgv@gmail.com>
Add a function to wait for the full (bulk) Nor-octoflah erase command.
When erasing the full octo-flash, the drivers waits until
the operation is ready and the external NOR mem becomes ready itself.
The full (bulk) erase operation lasts for several seconds.
Signed-off-by: Francois Ramu <francois.ramu@st.com>
Make use of positive status values in the DMA callback to pass
info to the DMA client after a successful DMA operation.
A completed DMA transfer uses the status 0 while a reached
water mark uses the status 1.
Signed-off-by: Cyril Fougeray <cyril.fougeray@worldcoin.org>
SPI / QSPI flash with density above 16MB must use 4 byte addressing mode
also on sector erase.
This patch selects the right addressing mode and opcode when 4 byte
addressing mode is selected
Signed-off-by: Brian Juel Folkmann <bju@trackunit.com>
Original computation seems to be based on
QSPI that has prescaler range [0, 255].
However, OSPI clock prescaler has different
value range [1, 256].
Adapt prescaler computation to valid OSPI
domain and add min value assert.
Signed-off-by: Georgij Cernysiov <geo.cgv@gmail.com>
The delayblock is bypassed when the <dlyb-bypass> property is true.
DT_NODE_HAS_PROP tests whether the property is defined at all,
not whether a boolean property is true or false.
To get a boolean property’s truth value,
use DT_PROP(node_id, prop) instead.
Signed-off-by: Francois Ramu <francois.ramu@st.com>
With the stm32h5x, hal driver is xspi for octospi
Add a header file to map functions and constants.
The ospi driver of the stm32H5x serie does not support DMA yet.
Signed-off-by: Francois Ramu <francois.ramu@st.com>
This commit fixes a bug in the STM32 ospi flash driver when attempting
to erase an area that spans more than one erase sector.
Without this fix, only the first sector is actually erased, the rest
silently fails the erase.
Issue is that the write enable latch command is only sent for the first
erase command.
Signed-off-by: Brian Juel Folkmann <bju@trackunit.com>
The find_lsb_set is giving the position of the first '1' found,
starting from 1. "Bits are numbered starting at 1
from the least significant bit."
So that the find_lsb_set(64MBytes) is 27.
To get 64MBytes = 2^26, the value of the Init.DeviceSize must be 26.
Signed-off-by: Francois Ramu <francois.ramu@st.com>
Change the stm32_ospi_read_sfdp to have AddressSize
prepared in one single condition.
Add more debug msg.
Signed-off-by: Francois Ramu <francois.ramu@st.com>
Adaptation of the ospi nor flash driver for stm32l4 plus
where the peripheral is slighty different.
Configure the OSPIM peripheral for mcu embeddingthis peripheral
in front their octospi instances.
Add LOG for read access command like for write access.
Signed-off-by: Francois Ramu <francois.ramu@st.com>
When the SFDP table is provided by the DeviceTree with sfdp-bfp property
It is NOT read from the octoFlash.
If no table exists in the DTS and flash read SPDP fails,
the device init fails.
Availability of this sfdp_read API is conditional
on selecting CONFIG_FLASH_JESD216_API.
Signed-off-by: Francois Ramu <francois.ramu@st.com>
This commit adds the jedec216 read JEDEC ID function API.
The ospi commands are issued to the octo flash device or
by the DTS jedec-id property.
Availability of this API is conditional
on selecting CONFIG_FLASH_JESD216_API.
Signed-off-by: Francois Ramu <francois.ramu@st.com>
Fixes command configuration to have samples/drivers/spi_flash
passed on stm32l562 and stm32u585 disco kits.
In OctoSPI STR/DTR and SPI/STR modes,
to determine the address_width, checking the jesd216_bfp_addrbytes
on JESD216_SFDP_BFP_DW1_ADDRBYTES_VAL_3B4B or _VAL_4B.
Signed-off-by: Francois Ramu <francois.ramu@st.com>
This commit set the stm32 octospi drivers for the stm32u5x
when DMA (GPDMA) is transferring.
Valid for octospi1 or octospi2.
Signed-off-by: Francois Ramu <francois.ramu@st.com>
Instead of calling __HAL_RCC_OSPIM_CLK_ENABLE() to enable the OSPI
manager clock, we now use a new clock binding in the dts.
In order to avoid confusion between the different clocks, the driver
is modified to select the clock based on their names instead of indexes.
Signed-off-by: Guillaume Gautier <guillaume.gautier-ext@st.com>
Change automated searching for files using "IRQ_CONNECT()" API not
including <zephyr/irq.h>.
Signed-off-by: Gerard Marull-Paretas <gerard.marull@nordicsemi.no>
Fix the scope of some variables in various STM32 drivers including:
- SDMMC
- DMA
- OSPI/QSPI Flash
- Interrupt controller
The variables are set static instead of global and const if appropriate.
Signed-off-by: Guillaume Gautier <guillaume.gautier-ext@st.com>
Introducing the dma transfer (also through dmamux)
to transfer data to/from the NOR octo-flash
With a DMAMUX, the DMA channel is given by the DTS.
Note that STM32U5X does not support DMA here.
Signed-off-by: Francois Ramu <francois.ramu@st.com>
In case SFDP table is provided via device tree, take care not reading
more than expected by the function caller as the result is written
in a structure which size is predefined by one specific byte in the
table, and could be smaller than the table size.
Signed-off-by: Erwan Gouriou <erwan.gouriou@linaro.org>
