EDAC, altera: Add Arria10 USB support
Add Altera Arria10 USB FIFO memory support.
Signed-off-by: Thor Thayer <tthayer@opensource.altera.com>
Cc: dinguyen@opensource.altera.com
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-edac <linux-edac@vger.kernel.org>
Link: http://lkml.kernel.org/r/1468512408-5156-8-git-send-email-tthayer@opensource.altera.com
Signed-off-by: Borislav Petkov <bp@suse.de>
diff --git a/drivers/edac/Kconfig b/drivers/edac/Kconfig
index d1fd57a..1966068 100644
--- a/drivers/edac/Kconfig
+++ b/drivers/edac/Kconfig
@@ -412,6 +412,13 @@
Support for error detection and correction on the
Altera DMA FIFO Memory for Altera SoCs.
+config EDAC_ALTERA_USB
+ bool "Altera USB FIFO ECC"
+ depends on EDAC_ALTERA=y && USB_DWC2
+ help
+ Support for error detection and correction on the
+ Altera USB FIFO Memory for Altera SoCs.
+
config EDAC_SYNOPSYS
tristate "Synopsys DDR Memory Controller"
depends on EDAC_MM_EDAC && ARCH_ZYNQ
diff --git a/drivers/edac/altera_edac.c b/drivers/edac/altera_edac.c
index 83edc68..8479853 100644
--- a/drivers/edac/altera_edac.c
+++ b/drivers/edac/altera_edac.c
@@ -1339,6 +1339,33 @@
#endif /* CONFIG_EDAC_ALTERA_DMA */
+/********************** USB Device Functions **********************/
+
+#ifdef CONFIG_EDAC_ALTERA_USB
+
+static const struct edac_device_prv_data a10_usbecc_data = {
+ .setup = altr_check_ecc_deps,
+ .ce_clear_mask = ALTR_A10_ECC_SERRPENA,
+ .ue_clear_mask = ALTR_A10_ECC_DERRPENA,
+ .dbgfs_name = "altr_trigger",
+ .ecc_enable_mask = ALTR_A10_COMMON_ECC_EN_CTL,
+ .ecc_en_ofst = ALTR_A10_ECC_CTRL_OFST,
+ .ce_set_mask = ALTR_A10_ECC_TSERRA,
+ .ue_set_mask = ALTR_A10_ECC_TDERRA,
+ .set_err_ofst = ALTR_A10_ECC_INTTEST_OFST,
+ .ecc_irq_handler = altr_edac_a10_ecc_irq,
+ .inject_fops = &altr_edac_a10_device_inject_fops,
+};
+
+static int __init socfpga_init_usb_ecc(void)
+{
+ return altr_init_a10_ecc_device_type("altr,socfpga-usb-ecc");
+}
+
+early_initcall(socfpga_init_usb_ecc);
+
+#endif /* CONFIG_EDAC_ALTERA_USB */
+
/********************* Arria10 EDAC Device Functions *************************/
static const struct of_device_id altr_edac_a10_device_of_match[] = {
#ifdef CONFIG_EDAC_ALTERA_L2C
@@ -1358,6 +1385,9 @@
#ifdef CONFIG_EDAC_ALTERA_DMA
{ .compatible = "altr,socfpga-dma-ecc", .data = &a10_dmaecc_data },
#endif
+#ifdef CONFIG_EDAC_ALTERA_USB
+ { .compatible = "altr,socfpga-usb-ecc", .data = &a10_usbecc_data },
+#endif
{},
};
MODULE_DEVICE_TABLE(of, altr_edac_a10_device_of_match);
@@ -1649,7 +1679,8 @@
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-dma-ecc") ||
+ of_device_is_compatible(child, "altr,socfpga-usb-ecc"))
altr_edac_a10_device_add(edac, child);