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EDAC, altera: Handle Arria10 SDRAM child node 

Separate the device match arrays for each platform to prevent CycloneV
matches when calling of_platform_populate() on the Arria10 ECC manager
node.

If the SDRAM is a child node of ECC manager, call probe function via
of_platform_populate().

Signed-off-by: Thor Thayer <tthayer@opensource.altera.com>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-edac <linux-edac@vger.kernel.org>
Link: http://lkml.kernel.org/r/1464193783-5071-4-git-send-email-tthayer@opensource.altera.com
Signed-off-by: Borislav Petkov <bp@suse.de>
hifive-unleashed-5.1
Thor Thayer 2016-05-25 11:29:41 -05:00 committed by Borislav Petkov
parent 13ab8448d2
commit ab564cb51e
1 changed files with 17 additions and 3 deletions
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20
drivers/edac/altera_edac.c
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@ -688,11 +688,9 @@ static void altr_create_edacdev_dbgfs(struct edac_device_ctl_info *edac_dci,
static const struct of_device_id altr_edac_device_of_match[] = {
#ifdef CONFIG_EDAC_ALTERA_L2C
{ .compatible = "altr,socfpga-l2-ecc", .data = &l2ecc_data },
{ .compatible = "altr,socfpga-a10-l2-ecc", .data = &a10_l2ecc_data },
#endif
#ifdef CONFIG_EDAC_ALTERA_OCRAM
{ .compatible = "altr,socfpga-ocram-ecc", .data = &ocramecc_data },
{ .compatible = "altr,socfpga-a10-ocram-ecc", .data = &a10_ocramecc_data },
#endif
{},
};
@ -1058,6 +1056,17 @@ const struct edac_device_prv_data a10_l2ecc_data = {
#endif /* CONFIG_EDAC_ALTERA_L2C */
/********************* Arria10 EDAC Device Functions *************************/
static const struct of_device_id altr_edac_a10_device_of_match[] = {
#ifdef CONFIG_EDAC_ALTERA_L2C
{ .compatible = "altr,socfpga-a10-l2-ecc", .data = &a10_l2ecc_data },
#endif
#ifdef CONFIG_EDAC_ALTERA_OCRAM
{ .compatible = "altr,socfpga-a10-ocram-ecc",
.data = &a10_ocramecc_data },
#endif
{},
};
MODULE_DEVICE_TABLE(of, altr_edac_a10_device_of_match);
/*
* The Arria10 EDAC Device Functions differ from the Cyclone5/Arria5
@ -1128,7 +1137,7 @@ static int altr_edac_a10_device_add(struct altr_arria10_edac *edac,
const struct edac_device_prv_data *prv;
/* Get matching node and check for valid result */
const struct of_device_id *pdev_id =
of_match_node(altr_edac_device_of_match, np);
of_match_node(altr_edac_a10_device_of_match, np);
if (IS_ERR_OR_NULL(pdev_id))
return -ENODEV;
@ -1329,6 +1338,11 @@ static int altr_edac_a10_probe(struct platform_device *pdev)
else if (of_device_is_compatible(child,
"altr,socfpga-a10-ocram-ecc"))
altr_edac_a10_device_add(edac, child);
else if (of_device_is_compatible(child,
"altr,sdram-edac-a10"))
of_platform_populate(pdev->dev.of_node,
altr_sdram_ctrl_of_match,
NULL, &pdev->dev);
}
return 0;