Enable nand to use bounce buffer. In bounce buffer,
read/write buf will use cadence->buf which has been allocated
using malloc. This will align the memory and avoid memory to be
allocated in different addresses.
Signed-off-by: Dinesh Maniyam <dinesh.maniyam@intel.com>
Poll for thread complete status to ensure the
descriptor processing is complete. If complete then can ensure
controller already update the descriptor status.
Signed-off-by: Dinesh Maniyam <dinesh.maniyam@intel.com>
Ensure ddr memory is updated with the data from dcache.
This would help to ensure cdma always reading the latest dma descriptor
from ddr memory.
Signed-off-by: Dinesh Maniyam <dinesh.maniyam@intel.com>
Support NAND_CMD_SET_FEATURES & NAND_CMD_GET_FEATURES.
These commands is one of the basic commands of NAND. The parameters get
from these commands will be used to set timing mode
of NAND data interface.
Signed-off-by: Dinesh Maniyam <dinesh.maniyam@intel.com>
Add support for reading param page of NAND device.
These paramaters are unique and used for identification purpose.
Signed-off-by: Dinesh Maniyam <dinesh.maniyam@intel.com>
Add support for readid command in Cadence NAND driver.
The id is unique and used for flash identification.
Signed-off-by: Dinesh Maniyam <dinesh.maniyam@intel.com>
Add support for read status command
in Cadence NAND driver. This status bit is important to check
whether the flash is write-protected.
Signed-off-by: Dinesh Maniyam <dinesh.maniyam@intel.com>
Enable driver for Cadence NAND for the family
device agilex5. This driver is leveraged from the path
/drivers/mtd/nand/raw/cadence-nand-controller.c from the
stable version 6.11.2.
Signed-off-by: Dinesh Maniyam <dinesh.maniyam@intel.com>
