clk: meson-gxbb: Export PWM related clocks for DT

Add the PWM related clocks in order to be referenced as PWM source
clocks.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Michael Turquette <mturquette@baylibre.com>
Link: lkml.kernel.org/r/1471870177-10609-1-git-send-email-narmstrong@baylibre.com
diff --git a/include/dt-bindings/clock/gxbb-clkc.h b/include/dt-bindings/clock/gxbb-clkc.h
index 7d41864..ce4ad63 100644
--- a/include/dt-bindings/clock/gxbb-clkc.h
+++ b/include/dt-bindings/clock/gxbb-clkc.h
@@ -6,7 +6,10 @@
 #define __GXBB_CLKC_H
 
 #define CLKID_CPUCLK		1
+#define CLKID_HDMI_PLL		2
 #define CLKID_FCLK_DIV2		4
+#define CLKID_FCLK_DIV3		5
+#define CLKID_FCLK_DIV4		6
 #define CLKID_CLK81		12
 #define CLKID_ETH		36
 #define CLKID_SD_EMMC_A		94