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path: root/drivers/net/ethernet/freescale/fman/fman.c
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Diffstat (limited to 'drivers/net/ethernet/freescale/fman/fman.c')
-rw-r--r--drivers/net/ethernet/freescale/fman/fman.c21
1 files changed, 19 insertions, 2 deletions
diff --git a/drivers/net/ethernet/freescale/fman/fman.c b/drivers/net/ethernet/freescale/fman/fman.c
index e80fedb27cee..eba7e54ecf85 100644
--- a/drivers/net/ethernet/freescale/fman/fman.c
+++ b/drivers/net/ethernet/freescale/fman/fman.c
@@ -1,5 +1,6 @@
/*
* Copyright 2008-2015 Freescale Semiconductor Inc.
+ * Copyright 2020 NXP
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
@@ -566,6 +567,10 @@ struct fman_cfg {
u32 qmi_def_tnums_thresh;
};
+#ifdef CONFIG_DPAA_ERRATUM_A050385
+static bool fman_has_err_a050385;
+#endif
+
static irqreturn_t fman_exceptions(struct fman *fman,
enum fman_exceptions exception)
{
@@ -1391,8 +1396,7 @@ static void enable_time_stamp(struct fman *fman)
{
struct fman_fpm_regs __iomem *fpm_rg = fman->fpm_regs;
u16 fm_clk_freq = fman->state->fm_clk_freq;
- u32 tmp, intgr, ts_freq;
- u64 frac;
+ u32 tmp, intgr, ts_freq, frac;
ts_freq = (u32)(1 << fman->state->count1_micro_bit);
/* configure timestamp so that bit 8 will count 1 microsecond
@@ -2517,6 +2521,14 @@ struct fman *fman_bind(struct device *fm_dev)
}
EXPORT_SYMBOL(fman_bind);
+#ifdef CONFIG_DPAA_ERRATUM_A050385
+bool fman_has_errata_a050385(void)
+{
+ return fman_has_err_a050385;
+}
+EXPORT_SYMBOL(fman_has_errata_a050385);
+#endif
+
static irqreturn_t fman_err_irq(int irq, void *handle)
{
struct fman *fman = (struct fman *)handle;
@@ -2844,6 +2856,11 @@ static struct fman *read_dts_node(struct platform_device *of_dev)
goto fman_free;
}
+#ifdef CONFIG_DPAA_ERRATUM_A050385
+ fman_has_err_a050385 =
+ of_property_read_bool(fm_node, "fsl,erratum-a050385");
+#endif
+
return fman;
fman_node_put: