ARM: dts: Sync Amlogic G12A with Linux 5.3-rc1

Sync the Amlogic Meson G12A DT and Bindings file with the Linux 5.3-rc1
from the commit 5f9e832c1370 ("Linus 5.3-rc1").

Also remove the meson-g12a-u-boot.dtsi and meson-g12a-u200-u-boot.dtsi,
now conflicting with the main DT content.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Tested-by: Mark Kettenis <kettenis@openbsd.org>
diff --git a/include/dt-bindings/clock/g12a-clkc.h b/include/dt-bindings/clock/g12a-clkc.h
index 82c9e0c..b6b127e 100644
--- a/include/dt-bindings/clock/g12a-clkc.h
+++ b/include/dt-bindings/clock/g12a-clkc.h
@@ -130,11 +130,12 @@
 #define CLKID_MALI_1_SEL			172
 #define CLKID_MALI_1				174
 #define CLKID_MALI				175
-#define CLKID_MPLL_5OM				177
+#define CLKID_MPLL_50M				177
 #define CLKID_CPU_CLK				187
 #define CLKID_PCIE_PLL				201
 #define CLKID_VDEC_1				204
 #define CLKID_VDEC_HEVC				207
 #define CLKID_VDEC_HEVCF			210
+#define CLKID_TS				212
 
 #endif /* __G12A_CLKC_H */