spi: amd: Fix SPI_SPD7 value

According to data sheet SPI_SPD7 should be set to 7.
Signed-off-by: Vitaly Rodionov <vitalyr@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20221104100637.13376-1-vitalyr@opensource.cirrus.comSigned-off-by: Mark Brown <broonie@kernel.org>

drivers/spi/spi-amd.c

@@ -65,7 +65,7 @@ enum amd_spi_speed {
 	F_16_66MHz,
 	F_100MHz,
 	F_800KHz,
-	SPI_SPD7,
+	SPI_SPD7 = 0x7,
 	F_50MHz = 0x4,
 	F_4MHz = 0x32,
 	F_3_17MHz = 0x3F