EDAC/aspeed: Add support for AST2400 and AST2600

Add AST2400 and AST2600 EDAC driver support.
Signed-off-by: Troy Lee <troy_lee@aspeedtech.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Stefan Schaeckeler <sschaeck@cisco.com>
Link: https://lkml.kernel.org/r/20201207090013.14145-3-troy_lee@aspeedtech.com

drivers/edac/Kconfig

@@ -515,10 +515,10 @@ config EDAC_QCOM
 	  health, you should probably say 'Y' here.
 
 config EDAC_ASPEED
-	tristate "Aspeed AST 2500 SoC"
-	depends on MACH_ASPEED_G5
+	tristate "Aspeed AST BMC SoC"
+	depends on ARCH_ASPEED
 	help
-	  Support for error detection and correction on the Aspeed AST 2500 SoC.
+	  Support for error detection and correction on the Aspeed AST BMC SoC.
 
 	  First, ECC must be configured in the bootloader. Then, this driver
 	  will expose error counters via the EDAC kernel framework.

drivers/edac/aspeed_edac.c

@@ -239,7 +239,7 @@ static int init_csrows(struct mem_ctl_info *mci)
 	int rc;
 
 	/* retrieve info about physical memory from device tree */
-	np = of_find_node_by_path("/memory");
+	np = of_find_node_by_name(NULL, "memory");
 	if (!np) {
 		dev_err(mci->pdev, "dt: missing /memory node\n");
 		return -ENODEV;
@@ -375,10 +375,13 @@ static int aspeed_remove(struct platform_device *pdev)
 
 
 static const struct of_device_id aspeed_of_match[] = {
+	{ .compatible = "aspeed,ast2400-sdram-edac" },
 	{ .compatible = "aspeed,ast2500-sdram-edac" },
+	{ .compatible = "aspeed,ast2600-sdram-edac" },
 	{},
 };
 
+MODULE_DEVICE_TABLE(of, aspeed_of_match);
 
 static struct platform_driver aspeed_driver = {
 	.driver		= {
@@ -392,5 +395,5 @@ module_platform_driver(aspeed_driver);
 
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Stefan Schaeckeler <sschaeck@cisco.com>");
-MODULE_DESCRIPTION("Aspeed AST2500 EDAC driver");
+MODULE_DESCRIPTION("Aspeed BMC SoC EDAC driver");
 MODULE_VERSION("1.0");