arm64: zynqmp: Remove description for 8T49N240

8T49N240 driver was never upstreamed by IDT and there is no user of this
driver that's why remove description for this chip with also remove this
driver.

Reviewed-by: Radhey Shyam Pandey <radhey.shyam.pandey@amd.com>
Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/52aec21f121713160d5953b0a41a10cb196482b3.1699428990.git.michal.simek@amd.com
diff --git a/arch/arm/dts/zynqmp-e-a2197-00-revA.dts b/arch/arm/dts/zynqmp-e-a2197-00-revA.dts
index bf7569c..cc57c2a 100644
--- a/arch/arm/dts/zynqmp-e-a2197-00-revA.dts
+++ b/arch/arm/dts/zynqmp-e-a2197-00-revA.dts
@@ -311,13 +311,7 @@
 			#address-cells = <1>;
 			#size-cells = <0>;
 			reg = <2>;
-			clock_8t49n287: clock-generator@6c { /* u39 8T49N240 */
-				#clock-cells = <1>; /* author David Cater <david.cater@idt.com>*/
-				compatible = "idt,8t49n240", "idt,8t49n241"; /* FIXME no driver for 240 */
-				reg = <0x6c>;
-				/* Documentation/devicetree/bindings/clock/idt,idt8t49n24x.txt */
-				/* FIXME there input via J241 Samtec CLK1 and CLK0 from U38 - selection PIN */
-			};
+			/* u39 8T49N240 */
 		};
 		i2c@3 { /* PMBUS2_INA226 */
 			#address-cells = <1>;