clk: samsung: exynos7: add gate clock for ADC block

Add clock support for the ADC interface in Exynos7.

Signed-off-by: Abhilash Kesavan <a.kesavan@samsung.com>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
diff --git a/drivers/clk/samsung/clk-exynos7.c b/drivers/clk/samsung/clk-exynos7.c
index 17e5cf4..ea4483b 100644
--- a/drivers/clk/samsung/clk-exynos7.c
+++ b/drivers/clk/samsung/clk-exynos7.c
@@ -486,6 +486,8 @@
 		ENABLE_PCLK_PERIC0, 14, 0, 0),
 	GATE(PCLK_UART0, "pclk_uart0", "mout_aclk_peric0_66_user",
 		ENABLE_PCLK_PERIC0, 16, 0, 0),
+	GATE(PCLK_ADCIF, "pclk_adcif", "mout_aclk_peric0_66_user",
+		ENABLE_PCLK_PERIC0, 20, 0, 0),
 	GATE(PCLK_PWM, "pclk_pwm", "mout_aclk_peric0_66_user",
 		ENABLE_PCLK_PERIC0, 21, 0, 0),