arm64: zynqmp: Convert invoke_smc() to xilinx_pm_request()

Remove macros which use PM_SIP_SVC offset and convert invoke_smc() to
xilinx_pm_request() which do calculation with PM_SIP_SVC already.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/arch/arm/mach-zynqmp/cpu.c b/arch/arm/mach-zynqmp/cpu.c
index 8a2677b..b90d08b 100644
--- a/arch/arm/mach-zynqmp/cpu.c
+++ b/arch/arm/mach-zynqmp/cpu.c
@@ -151,9 +151,6 @@
 	return ZYNQMP_CSU_VERSION_SILICON;
 }
 
-#define ZYNQMP_MMIO_READ	0xC2000014
-#define ZYNQMP_MMIO_WRITE	0xC2000013
-
 static int zynqmp_mmio_rawwrite(const u32 address,
 		      const u32 mask,
 		      const u32 value)
@@ -187,8 +184,8 @@
 		return zynqmp_mmio_rawwrite(address, mask, value);
 #if defined(CONFIG_ZYNQMP_FIRMWARE)
 	else
-		return invoke_smc(ZYNQMP_MMIO_WRITE, address, mask,
-				  value, 0, NULL);
+		return xilinx_pm_request(PM_MMIO_WRITE, address, mask,
+					 value, 0, NULL);
 #endif
 
 	return -EINVAL;
@@ -208,8 +205,8 @@
 	else {
 		u32 ret_payload[PAYLOAD_ARG_CNT];
 
-		ret = invoke_smc(ZYNQMP_MMIO_READ, address, 0, 0,
-				 0, ret_payload);
+		ret = xilinx_pm_request(PM_MMIO_READ, address, 0, 0,
+					0, ret_payload);
 		*value = ret_payload[1];
 	}
 #endif