mmc: sdhci: update HS400 preset register

Update to at91 register offset.

Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>

Author: ehristev

drivers/mmc/host/sdhci.h

@@ -261,11 +261,10 @@
 #define SDHCI_PRESET_FOR_SDR50 0x6A
 #define SDHCI_PRESET_FOR_SDR104        0x6C
 #define SDHCI_PRESET_FOR_DDR50 0x6E
-#define SDHCI_PRESET_FOR_HS400 0x74 /* Non-standard */
+#define SDHCI_PRESET_FOR_HS400 0x244 /* Non-standard */
 #define SDHCI_PRESET_DRV_MASK		GENMASK(15, 14)
 #define SDHCI_PRESET_CLKGEN_SEL		BIT(10)
 #define SDHCI_PRESET_SDCLK_FREQ_MASK	GENMASK(9, 0)
-
 #define SDHCI_SLOT_INT_STATUS	0xFC
 
 #define SDHCI_HOST_VERSION	0xFE