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-rw-r--r--target/linux/generic/files/drivers/net/phy/rtl8366s.c29
1 files changed, 27 insertions, 2 deletions
diff --git a/target/linux/generic/files/drivers/net/phy/rtl8366s.c b/target/linux/generic/files/drivers/net/phy/rtl8366s.c
index 3dc2a87aed..b54b4b13b0 100644
--- a/target/linux/generic/files/drivers/net/phy/rtl8366s.c
+++ b/target/linux/generic/files/drivers/net/phy/rtl8366s.c
@@ -254,17 +254,42 @@ static int rtl8366s_setup(struct rtl8366_smi *smi)
{
struct rtl8366_platform_data *pdata;
int err;
+ unsigned i;
+#ifdef CONFIG_OF
+ struct device_node *np;
+ unsigned num_initvals;
+ const __be32 *paddr;
+#endif
pdata = smi->parent->platform_data;
if (pdata && pdata->num_initvals && pdata->initvals) {
- unsigned i;
-
dev_info(smi->parent, "applying initvals\n");
for (i = 0; i < pdata->num_initvals; i++)
REG_WR(smi, pdata->initvals[i].reg,
pdata->initvals[i].val);
}
+#ifdef CONFIG_OF
+ np = smi->parent->of_node;
+
+ paddr = of_get_property(np, "realtek,initvals", &num_initvals);
+ if (paddr) {
+ dev_info(smi->parent, "applying initvals from DTS\n");
+
+ if (num_initvals < (2 * sizeof(*paddr)))
+ return -EINVAL;
+
+ num_initvals /= sizeof(*paddr);
+
+ for (i = 0; i < num_initvals - 1; i += 2) {
+ u32 reg = be32_to_cpup(paddr + i);
+ u32 val = be32_to_cpup(paddr + i + 1);
+
+ REG_WR(smi, reg, val);
+ }
+ }
+#endif
+
/* set maximum packet length to 1536 bytes */
REG_RMW(smi, RTL8366S_SGCR, RTL8366S_SGCR_MAX_LENGTH_MASK,
RTL8366S_SGCR_MAX_LENGTH_1536);