clk: uniphier: add system clock support for sLD3 SoC

I do not know why, but I missed to add this compatible string in
the initial commit of this driver.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>

drivers/clk/uniphier/clk-uniphier-core.c

@@ -110,6 +110,10 @@ static int uniphier_clk_remove(struct platform_device *pdev)
 
 static const struct of_device_id uniphier_clk_match[] = {
 	/* System clock */
+	{
+		.compatible = "socionext,uniphier-sld3-clock",
+		.data = uniphier_sld3_sys_clk_data,
+	},
 	{
 		.compatible = "socionext,uniphier-ld4-clock",
 		.data = uniphier_ld4_sys_clk_data,