diff options
Diffstat (limited to 'target/linux/ramips/files/drivers/net/ethernet')
| -rw-r--r-- | target/linux/ramips/files/drivers/net/ethernet/ralink/esw_rt3052.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/target/linux/ramips/files/drivers/net/ethernet/ralink/esw_rt3052.c b/target/linux/ramips/files/drivers/net/ethernet/ralink/esw_rt3052.c index b2d0f0b4f4..ef13d2321b 100644 --- a/target/linux/ramips/files/drivers/net/ethernet/ralink/esw_rt3052.c +++ b/target/linux/ramips/files/drivers/net/ethernet/ralink/esw_rt3052.c @@ -233,6 +233,7 @@ struct rt305x_esw { spinlock_t reg_rw_lock; unsigned char port_map; + unsigned char port_disable; unsigned int reg_initval_fct2; unsigned int reg_initval_fpa2; unsigned int reg_led_polarity; @@ -504,8 +505,14 @@ static void esw_hw_init(struct rt305x_esw *esw) esw_w32(esw, 0x00000005, RT305X_ESW_REG_P3LED); esw_w32(esw, 0x00000005, RT305X_ESW_REG_P4LED); - /* Copy disabled port configuration from bootloader setup */ - port_disable = esw_get_port_disable(esw); + /* Copy disabled port configuration from device tree setup */ + port_disable = esw->port_disable; + + /* Disable nonexistent ports by reading the switch config + * after having enabled all possible ports above + */ + port_disable |= esw_get_port_disable(esw); + for (i = 0; i < 6; i++) esw->ports[i].disable = (port_disable & (1 << i)) != 0; @@ -1373,7 +1380,7 @@ static int esw_probe(struct platform_device *pdev) { struct device_node *np = pdev->dev.of_node; const struct rt305x_esw_platform_data *pdata; - const __be32 *port_map, *reg_init; + const __be32 *port_map, *port_disable, *reg_init; struct rt305x_esw *esw; struct switch_dev *swdev; struct resource *res, *irq; @@ -1420,6 +1427,10 @@ static int esw_probe(struct platform_device *pdev) if (port_map) esw->port_map = be32_to_cpu(*port_map); + port_disable = of_get_property(np, "ralink,portdisable", NULL); + if (port_disable) + esw->port_disable = be32_to_cpu(*port_disable); + reg_init = of_get_property(np, "ralink,fct2", NULL); if (reg_init) esw->reg_initval_fct2 = be32_to_cpu(*reg_init); |