soc: sunxi: sram: Add support for the D1 system control

D1 has a single EMAC and some LDOs that need to be exported.
Acked-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: Samuel Holland <samuel@sholland.org>
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Tested-by: Heiko Stuebner <heiko@sntech.de>
Link: https://lore.kernel.org/r/20220815041248.53268-11-samuel@sholland.orgSigned-off-by: Jernej Skrabec <jernej.skrabec@gmail.com>

drivers/soc/sunxi/sunxi_sram.c

@@ -294,6 +294,11 @@ static const struct sunxi_sramc_variant sun8i_h3_sramc_variant = {
 	.num_emac_clocks = 1,
 };
 
+static const struct sunxi_sramc_variant sun20i_d1_sramc_variant = {
+	.num_emac_clocks = 1,
+	.has_ldo_ctrl = true,
+};
+
 static const struct sunxi_sramc_variant sun50i_a64_sramc_variant = {
 	.num_emac_clocks = 1,
 };
@@ -382,6 +387,10 @@ static const struct of_device_id sunxi_sram_dt_match[] = {
 		.compatible = "allwinner,sun8i-h3-system-control",
 		.data = &sun8i_h3_sramc_variant,
 	},
+	{
+		.compatible = "allwinner,sun20i-d1-system-control",
+		.data = &sun20i_d1_sramc_variant,
+	},
 	{
 		.compatible = "allwinner,sun50i-a64-sram-controller",
 		.data = &sun50i_a64_sramc_variant,