#define SPI_DEFAULT_WORDLEN 8
-/* TODO(sjg@chromium.org): Remove this and use max_hz from struct spi_slave */
+/**
+ * struct dm_spi_bus - SPI bus info
+ *
+ * This contains information about a SPI bus. To obtain this structure, use
+ * dev_get_uclass_priv(bus) where bus is the SPI bus udevice.
+ *
+ * @max_hz: Maximum speed that the bus can tolerate.
+ * @speed: Current bus speed. This is 0 until the bus is first claimed.
+ * @mode: Current bus mode. This is 0 until the bus is first claimed.
+ *
+ * TODO(sjg@chromium.org): Remove this and use max_hz from struct spi_slave.
+ */
struct dm_spi_bus {
uint max_hz;
+ uint speed;
+ uint mode;
};
/**
* struct from a spi_slave, use dev_get_parent_plat(dev) or
* dev_get_parent_plat(slave->dev).
*
- * This data is immuatable. Each time the device is probed, @max_hz and @mode
+ * This data is immutable. Each time the device is probed, @max_hz and @mode
* will be copied to struct spi_slave.
*
* @cs: Chip select number (0..n-1)
*
* @dev: SPI slave device
* @max_hz: Maximum speed for this slave
- * @speed: Current bus speed. This is 0 until the bus is first
- * claimed.
* @bus: ID of the bus that the slave is attached to. For
* driver model this is the sequence number of the SPI
- * bus (bus->seq) so does not need to be stored
+ * bus (dev_seq(bus)) so does not need to be stored
* @cs: ID of the chip select connected to the slave.
* @mode: SPI mode to use for this slave (see SPI mode flags)
* @wordlen: Size of SPI word in number of bits
#if CONFIG_IS_ENABLED(DM_SPI)
struct udevice *dev; /* struct spi_slave is dev->parentdata */
uint max_hz;
- uint speed;
#else
unsigned int bus;
unsigned int cs;