cros_ec: Fix two bugs in the SPI implementation

An incorrect message version is passed to the EC in some cases and the
parameters of one function are switched.

Fix these problems.

Signed-off-by: Simon Glass <sjg@chromium.org>
Tested-by: Ajay Kumar <ajaykumar.rs@samsung.com>
Reviewed-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>

drivers/misc/cros_ec_spi.c

@@ -98,7 +98,7 @@ int cros_ec_spi_command(struct cros_ec_dev *dev, uint8_t cmd, int cmd_version,
 	}
 
 	out = dev->dout;
-	out[0] = cmd_version;
+	out[0] = EC_CMD_VERSION0 + cmd_version;
 	out[1] = cmd;
 	out[2] = (uint8_t)dout_len;
 	memcpy(out + 3, dout, dout_len);
@@ -165,7 +165,7 @@ int cros_ec_spi_decode_fdt(struct cros_ec_dev *dev, const void *blob)
  */
 int cros_ec_spi_init(struct cros_ec_dev *dev, const void *blob)
 {
-	dev->spi = spi_setup_slave_fdt(blob, dev->parent_node, dev->node);
+	dev->spi = spi_setup_slave_fdt(blob, dev->node, dev->parent_node);
 	if (!dev->spi) {
 		debug("%s: Could not setup SPI slave\n", __func__);
 		return -1;