@@ -14,6 +14,7 @@
#include <spi.h>
#include <spi_flash.h>
#include <watchdog.h>
+#include <linux/compiler.h>
#include "sf_internal.h"
@@ -378,6 +379,11 @@ int spi_flash_read_common(struct spi_flash *flash, const u8 *cmd,
return ret;
}
+void __weak spi_flash_copy_mmap(void *data, void *offset, size_t len)
+{
+ memcpy(data, offset, len);
+}
+
int spi_flash_cmd_read_ops(struct spi_flash *flash, u32 offset,
size_t len, void *data)
{
@@ -394,7 +400,7 @@ int spi_flash_cmd_read_ops(struct spi_flash *flash, u32 offset,
return ret;
}
spi_xfer(flash->spi, 0, NULL, NULL, SPI_XFER_MMAP);
- memcpy(data, flash->memory_map + offset, len);
+ spi_flash_copy_mmap(data, flash->memory_map + offset, len);
spi_xfer(flash->spi, 0, NULL, NULL, SPI_XFER_MMAP_END);
spi_release_bus(flash->spi);
return 0;
@@ -272,6 +272,9 @@ int spi_set_wordlen(struct spi_slave *slave, unsigned int wordlen);
int spi_xfer(struct spi_slave *slave, unsigned int bitlen, const void *dout,
void *din, unsigned long flags);
+/* Copy memory mapped data */
+void spi_flash_copy_mmap(void *data, void *offset, size_t len);
+
/**
* Determine if a SPI chipselect is valid.
* This function is provided by the board if the low-level SPI driver