mmc: hi6220_dw_mmc: add compatible for HC2910 support

It adds compatible "hisilicon,hi3798mv200-dw-mshc" for HC2910 SoC
Hi3798MV200 to probe this mmc driver.

Signed-off-by: Yang Xiwen <forbidden405@outlook.com>
diff --git a/drivers/mmc/hi6220_dw_mmc.c b/drivers/mmc/hi6220_dw_mmc.c
index 2cec5b9..71962cd 100644
--- a/drivers/mmc/hi6220_dw_mmc.c
+++ b/drivers/mmc/hi6220_dw_mmc.c
@@ -100,6 +100,8 @@
 	  .data = (ulong)&hi6220_mmc_data },
 	{ .compatible = "hisilicon,hi3798cv200-dw-mshc",
 	  .data = (ulong)&hi6220_mmc_data },
+	{ .compatible = "hisilicon,hi3798mv200-dw-mshc",
+	  .data = (ulong)&hi6220_mmc_data },
 	{ .compatible = "hisilicon,hi3660-dw-mshc",
 	  .data = (ulong)&hi3660_mmc_data },
 	{ }