soc: samsung: exynos-chipid: add support for exynos7870

Add the product ID of Exynos7870 (S5E7870) to the existing list.

Signed-off-by: Kaustabh Chakraborty <kauschluss@disroot.org>
Link: https://lore.kernel.org/r/20250301-exynos7870-v4-3-2925537f9b2a@disroot.org
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

Author: Kaustabh Chakraborty

drivers/soc/samsung/exynos-chipid.c

@@ -55,6 +55,7 @@ static const struct exynos_soc_id {
 	{ "EXYNOS5440", 0xE5440000 },
 	{ "EXYNOS5800", 0xE5422000 },
 	{ "EXYNOS7420", 0xE7420000 },
+	{ "EXYNOS7870", 0xE7870000 },
 	/* Compatible with: samsung,exynos850-chipid */
 	{ "EXYNOS2200", 0xE9925000 },
 	{ "EXYNOS7885", 0xE7885000 },