EDAC/altera: Cleanup the ECC Manager

Cleanup the ECC Manager peripheral test in probe function as suggested
by James. Remove the check for Stratix10.

Suggested-by: James Morse <[e-mail]>
Signed-off-by: Thor Thayer <[e-mail]>
Signed-off-by: Borislav Petkov <[e-mail]>
Cc: linux-edac <[e-mail]>
Cc: Mauro Carvalho Chehab <[e-mail]>
Cc: Robert Richter <[e-mail]>
Cc: Tony Luck <[e-mail]>
Link: https://lkml.kernel.org/r/[e-mail]

drivers/edac/altera_edac.c

···
 	return of_machine_is_compatible("altr,socfpga-arria10");
 }
 
-static int socfpga_is_s10(void)
-{
-	return of_machine_is_compatible("altr,socfpga-stratix10");
-}
-
 static __init int __maybe_unused
 altr_init_a10_ecc_block(struct device_node *np, u32 irq_mask,
 			u32 ecc_ctrl_en_mask, bool dual_port)
···
 {
 	int irq;
 	struct device_node *child, *np;
-
-	if (!socfpga_is_a10() && !socfpga_is_s10())
-		return -ENODEV;
 
 	np = of_find_compatible_node(NULL, NULL,
 				     "altr,socfpga-a10-ecc-manager");
···
 		if (!of_device_is_available(child))
 			continue;
 
-		if (of_device_is_compatible(child, "altr,socfpga-a10-l2-ecc") || 
-		    of_device_is_compatible(child, "altr,socfpga-a10-ocram-ecc") ||
-		    of_device_is_compatible(child, "altr,socfpga-eth-mac-ecc") ||
-		    of_device_is_compatible(child, "altr,socfpga-nand-ecc") ||
-		    of_device_is_compatible(child, "altr,socfpga-dma-ecc") ||
-		    of_device_is_compatible(child, "altr,socfpga-usb-ecc") ||
-		    of_device_is_compatible(child, "altr,socfpga-qspi-ecc") ||
-#ifdef CONFIG_EDAC_ALTERA_SDRAM
-		    of_device_is_compatible(child, "altr,sdram-edac-s10") ||
-#endif
-		    of_device_is_compatible(child, "altr,socfpga-sdmmc-ecc"))
-
+		if (of_match_node(altr_edac_a10_device_of_match, child))
 			altr_edac_a10_device_add(edac, child);
 
 #ifdef CONFIG_EDAC_ALTERA_SDRAM