soc: renesas: identify R-Car E3

This patch adds support for identifying the R-Car E3 (R8A77990) SoC.

Signed-off-by: Takeshi Kihara <[e-mail]>
Signed-off-by: Yoshihiro Shimoda <[e-mail]>
Reviewed-by: Geert Uytterhoeven <[e-mail]>
Signed-off-by: Simon Horman <[e-mail]>

drivers/soc/renesas/renesas-soc.c

···
 	.id	= 0x56,
 };
 
+static const struct renesas_soc soc_rcar_e3 __initconst __maybe_unused = {
+	.family	= &fam_rcar_gen3,
+	.id	= 0x57,
+};
+
 static const struct renesas_soc soc_rcar_d3 __initconst __maybe_unused = {
 	.family	= &fam_rcar_gen3,
 	.id	= 0x58,
···
 #endif
 #ifdef CONFIG_ARCH_R8A77980
 	{ .compatible = "renesas,r8a77980",	.data = &soc_rcar_v3h },
+#endif
+#ifdef CONFIG_ARCH_R8A77990
+	{ .compatible = "renesas,r8a77990",	.data = &soc_rcar_e3 },
 #endif
 #ifdef CONFIG_ARCH_R8A77995
 	{ .compatible = "renesas,r8a77995",	.data = &soc_rcar_d3 },