diff options
| -rw-r--r-- | target/linux/ramips/files/drivers/net/ramips_esw.c | 79 |
1 files changed, 43 insertions, 36 deletions
diff --git a/target/linux/ramips/files/drivers/net/ramips_esw.c b/target/linux/ramips/files/drivers/net/ramips_esw.c index f9d31c2fb4..e4c8ea3dbf 100644 --- a/target/linux/ramips/files/drivers/net/ramips_esw.c +++ b/target/linux/ramips/files/drivers/net/ramips_esw.c @@ -8,18 +8,22 @@ #define RT305X_ESW_PHY_CONTROL_0 0xC0 #define RT305X_ESW_PHY_CONTROL_1 0xC4 -static void __iomem *ramips_esw_base = 0; +struct rt305x_esw { + void __iomem *base; +}; + +static struct rt305x_esw rt305x_esw; static inline void -ramips_esw_wr(u32 val, unsigned reg) +ramips_esw_wr(struct rt305x_esw *esw, u32 val, unsigned reg) { - __raw_writel(val, ramips_esw_base + reg); + __raw_writel(val, esw->base + reg); } static inline u32 -ramips_esw_rr(unsigned reg) +ramips_esw_rr(struct rt305x_esw *esw, unsigned reg) { - return __raw_readl(ramips_esw_base + reg); + return __raw_readl(esw->base + reg); } static void @@ -34,7 +38,8 @@ ramips_enable_mdio(int s) } u32 -mii_mgr_write(u32 phy_addr, u32 phy_register, u32 write_data) +mii_mgr_write(struct rt305x_esw *esw, u32 phy_addr, u32 phy_register, + u32 write_data) { unsigned long volatile t_start = jiffies; int ret = 0; @@ -42,7 +47,7 @@ mii_mgr_write(u32 phy_addr, u32 phy_register, u32 write_data) ramips_enable_mdio(1); while(1) { - if(!(ramips_esw_rr(RT305X_ESW_PHY_CONTROL_1) & (0x1 << 0))) + if(!(ramips_esw_rr(esw, RT305X_ESW_PHY_CONTROL_1) & (0x1 << 0))) break; if(time_after(jiffies, t_start + RT305X_ESW_PHY_TOUT)) { @@ -50,12 +55,12 @@ mii_mgr_write(u32 phy_addr, u32 phy_register, u32 write_data) goto out; } } - ramips_esw_wr(((write_data & 0xFFFF) << 16) | (phy_register << 8) | + ramips_esw_wr(esw, ((write_data & 0xFFFF) << 16) | (phy_register << 8) | (phy_addr) | RT305X_ESW_PHY_WRITE, RT305X_ESW_PHY_CONTROL_0); t_start = jiffies; while(1) { - if(ramips_esw_rr(RT305X_ESW_PHY_CONTROL_1) & (0x1 << 0)) + if(ramips_esw_rr(esw, RT305X_ESW_PHY_CONTROL_1) & (0x1 << 0)) break; if(time_after(jiffies, t_start + RT305X_ESW_PHY_TOUT)) { @@ -73,41 +78,43 @@ out: static int rt305x_esw_init(void) { + struct rt305x_esw *esw; int i; - ramips_esw_base = ioremap_nocache(RT305X_SWITCH_BASE, PAGE_SIZE); - if(!ramips_esw_base) + esw = &rt305x_esw; + esw->base = ioremap_nocache(RT305X_SWITCH_BASE, PAGE_SIZE); + if(!esw->base) return -ENOMEM; /* vodoo from original driver */ - ramips_esw_wr(0xC8A07850, 0x08); - ramips_esw_wr(0x00000000, 0xe4); - ramips_esw_wr(0x00405555, 0x14); - ramips_esw_wr(0x00002001, 0x50); - ramips_esw_wr(0x00007f7f, 0x90); - ramips_esw_wr(0x00007f3f, 0x98); - ramips_esw_wr(0x00d6500c, 0xcc); - ramips_esw_wr(0x0008a301, 0x9c); - ramips_esw_wr(0x02404040, 0x8c); - ramips_esw_wr(0x00001002, 0x48); - ramips_esw_wr(0x3f502b28, 0xc8); - ramips_esw_wr(0x00000000, 0x84); + ramips_esw_wr(esw, 0xC8A07850, 0x08); + ramips_esw_wr(esw, 0x00000000, 0xe4); + ramips_esw_wr(esw, 0x00405555, 0x14); + ramips_esw_wr(esw, 0x00002001, 0x50); + ramips_esw_wr(esw, 0x00007f7f, 0x90); + ramips_esw_wr(esw, 0x00007f3f, 0x98); + ramips_esw_wr(esw, 0x00d6500c, 0xcc); + ramips_esw_wr(esw, 0x0008a301, 0x9c); + ramips_esw_wr(esw, 0x02404040, 0x8c); + ramips_esw_wr(esw, 0x00001002, 0x48); + ramips_esw_wr(esw, 0x3f502b28, 0xc8); + ramips_esw_wr(esw, 0x00000000, 0x84); - mii_mgr_write(0, 31, 0x8000); + mii_mgr_write(esw, 0, 31, 0x8000); for(i = 0; i < 5; i++) { - mii_mgr_write(i, 0, 0x3100); //TX10 waveform coefficient - mii_mgr_write(i, 26, 0x1601); //TX10 waveform coefficient - mii_mgr_write(i, 29, 0x7058); //TX100/TX10 AD/DA current bias - mii_mgr_write(i, 30, 0x0018); //TX100 slew rate control + mii_mgr_write(esw, i, 0, 0x3100); //TX10 waveform coefficient + mii_mgr_write(esw, i, 26, 0x1601); //TX10 waveform coefficient + mii_mgr_write(esw, i, 29, 0x7058); //TX100/TX10 AD/DA current bias + mii_mgr_write(esw, i, 30, 0x0018); //TX100 slew rate control } /* PHY IOT */ - mii_mgr_write(0, 31, 0x0); //select global register - mii_mgr_write(0, 22, 0x052f); //tune TP_IDL tail and head waveform - mii_mgr_write(0, 17, 0x0fe0); //set TX10 signal amplitude threshold to minimum - mii_mgr_write(0, 18, 0x40ba); //set squelch amplitude to higher threshold - mii_mgr_write(0, 14, 0x65); //longer TP_IDL tail length - mii_mgr_write(0, 31, 0x8000); //select local register + mii_mgr_write(esw, 0, 31, 0x0); //select global register + mii_mgr_write(esw, 0, 22, 0x052f); //tune TP_IDL tail and head waveform + mii_mgr_write(esw, 0, 17, 0x0fe0); //set TX10 signal amplitude threshold to minimum + mii_mgr_write(esw, 0, 18, 0x40ba); //set squelch amplitude to higher threshold + mii_mgr_write(esw, 0, 14, 0x65); //longer TP_IDL tail length + mii_mgr_write(esw, 0, 31, 0x8000); //select local register /* Port 5 Disabled */ rt305x_sysc_wr(rt305x_sysc_rr(0x60) | (1 << 9), 0x60); //set RGMII to GPIO mode (GPIO41-GPIO50) @@ -115,8 +122,8 @@ rt305x_esw_init(void) rt305x_sysc_wr(0x0, 0x670); //GPIO41-GPIO50 output low /* set default vlan */ - ramips_esw_wr(0x2001, 0x50); - ramips_esw_wr(0x504f, 0x70); + ramips_esw_wr(esw, 0x2001, 0x50); + ramips_esw_wr(esw, 0x504f, 0x70); return 0; } |