diff options
Diffstat (limited to 'target/linux')
| -rw-r--r-- | target/linux/generic/files/drivers/net/phy/rtl8366s.c | 29 |
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); |