clk: at91: do not compile dt-compat.c for sama7g5 and sam9x60

There is no need to have dt-compat.c compiled for SAMA7G5 and SAM9X60
as there is no in kernel device tree that could use it. Thus avoid
compiling dt-compat.c for them.

Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Link: https://lore.kernel.org/r/20221208114515.35179-4-claudiu.beznea@microchip.com

drivers/clk/at91/Makefile

@@ -3,7 +3,7 @@
 # Makefile for at91 specific clk
 #
 
-obj-y += pmc.o sckc.o dt-compat.o
+obj-y += pmc.o sckc.o
 obj-y += clk-slow.o clk-main.o clk-pll.o clk-plldiv.o clk-master.o
 obj-y += clk-system.o clk-peripheral.o clk-programmable.o
 
@@ -15,12 +15,12 @@ obj-$(CONFIG_HAVE_AT91_H32MX)		+= clk-h32mx.o
 obj-$(CONFIG_HAVE_AT91_GENERATED_CLK)	+= clk-generated.o
 obj-$(CONFIG_HAVE_AT91_I2S_MUX_CLK)	+= clk-i2s-mux.o
 obj-$(CONFIG_HAVE_AT91_SAM9X60_PLL)	+= clk-sam9x60-pll.o
-obj-$(CONFIG_SOC_AT91RM9200) += at91rm9200.o
-obj-$(CONFIG_SOC_AT91SAM9) += at91sam9260.o at91sam9rl.o at91sam9x5.o
-obj-$(CONFIG_SOC_AT91SAM9) += at91sam9g45.o
-obj-$(CONFIG_SOC_AT91SAM9) += at91sam9n12.o at91sam9x5.o
+obj-$(CONFIG_SOC_AT91RM9200) += at91rm9200.o dt-compat.o
+obj-$(CONFIG_SOC_AT91SAM9) += at91sam9260.o at91sam9rl.o at91sam9x5.o dt-compat.o
+obj-$(CONFIG_SOC_AT91SAM9) += at91sam9g45.o dt-compat.o
+obj-$(CONFIG_SOC_AT91SAM9) += at91sam9n12.o at91sam9x5.o dt-compat.o
 obj-$(CONFIG_SOC_SAM9X60) += sam9x60.o
-obj-$(CONFIG_SOC_SAMA5D3) += sama5d3.o
-obj-$(CONFIG_SOC_SAMA5D4) += sama5d4.o
-obj-$(CONFIG_SOC_SAMA5D2) += sama5d2.o
+obj-$(CONFIG_SOC_SAMA5D3) += sama5d3.o dt-compat.o
+obj-$(CONFIG_SOC_SAMA5D4) += sama5d4.o dt-compat.o
+obj-$(CONFIG_SOC_SAMA5D2) += sama5d2.o dt-compat.o
 obj-$(CONFIG_SOC_SAMA7G5) += sama7g5.o