clk: at91: add PMC smd clock

This patch adds at91 smd (Soft Modem) clock implementation using common clk
framework.

Not used by any driver right now.

Signed-off-by: Boris BREZILLON <b.brezillon@overkiz.com>
Acked-by: Mike Turquette <mturquette@linaro.org>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
diff --git a/drivers/clk/at91/pmc.c b/drivers/clk/at91/pmc.c
index 4fba500..7b9db60 100644
--- a/drivers/clk/at91/pmc.c
+++ b/drivers/clk/at91/pmc.c
@@ -315,6 +315,13 @@
 		.data = of_at91sam9n12_clk_usb_setup,
 	},
 #endif
+	/* SMD clock */
+#if defined(CONFIG_HAVE_AT91_SMD)
+	{
+		.compatible = "atmel,at91sam9x5-clk-smd",
+		.data = of_at91sam9x5_clk_smd_setup,
+	},
+#endif
 	{ /*sentinel*/ }
 };