From: Naga Sureshkumar Relli <[email protected]> This patch enables Corrected and Uncorrected Error interrupts for ZynqMP DDRC controller
Signed-off-by: Naga Sureshkumar Relli <[email protected]> Reviewed-by: Punnaiah Choudary Kalluri <[email protected]> Signed-off-by: Michal Simek <[email protected]> --- drivers/edac/synopsys_edac.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/edac/synopsys_edac.c b/drivers/edac/synopsys_edac.c index 501ef447df37..6ce2f4c4cb3d 100644 --- a/drivers/edac/synopsys_edac.c +++ b/drivers/edac/synopsys_edac.c @@ -165,6 +165,8 @@ #define DDR_QOSUE_MASK 0x4 #define DDR_QOSCE_MASK 0x2 #define ECC_CE_UE_INTR_MASK 0x6 +#define DDR_QOS_IRQ_EN_OFST 0x20208 +#define DDR_QOS_IRQ_DB_OFST 0x2020C /* ECC Corrected Error Register Mask and Shifts*/ #define ECC_CEADDR0_RW_MASK 0x3FFFF @@ -1115,6 +1117,10 @@ static int synps_edac_mc_probe(struct platform_device *pdev) edac_printk(KERN_ERR, EDAC_MC, "Failed to request Irq\n"); goto free_edac_mc; } + + /* Enable UE/CE Interrupts */ + writel((DDR_QOSUE_MASK | DDR_QOSCE_MASK), + priv->baseaddr + DDR_QOS_IRQ_EN_OFST); } rc = edac_mc_add_mc(mci); @@ -1157,6 +1163,10 @@ static int synps_edac_mc_remove(struct platform_device *pdev) struct synps_edac_priv *priv; priv = mci->pvt_info; + if (priv->p_data->quirks & DDR_ECC_INTR_SUPPORT) + /* Disable UE/CE Interrupts */ + writel((DDR_QOSUE_MASK | DDR_QOSCE_MASK), + priv->baseaddr + DDR_QOS_IRQ_DB_OFST); edac_mc_del_mc(&pdev->dev); if (priv->p_data->quirks & DDR_ECC_DATA_POISON_SUPPORT) synps_edac_remove_sysfs_attributes(mci); -- 1.9.1
