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 <james.morse@arm.com>
Signed-off-by: Thor Thayer <thor.thayer@linux.intel.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: linux-edac <linux-edac@vger.kernel.org>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: Robert Richter <rrichter@marvell.com>
Cc: Tony Luck <tony.luck@intel.com>
Link: https://lkml.kernel.org/r/1573156890-26891-2-git-send-email-thor.thayer@linux.intel.com

diff --git a/drivers/edac/altera_edac.c b/drivers/edac/altera_edac.c
index 0be3d1b..3e86cf3 100644 (file)
--- a/drivers/edac/altera_edac.c
+++ b/drivers/edac/altera_edac.c
@@ -1014,11 +1014,6 @@ static int socfpga_is_a10(void)
        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)
@@ -1126,9 +1121,6 @@ static int __init __maybe_unused altr_init_a10_ecc_device_type(char *compat)
        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 (!np) {
@@ -2271,18 +2263,7 @@ static int altr_edac_a10_probe(struct platform_device *pdev)
                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