diff options
Diffstat (limited to 'target/linux/ramips/files/drivers/net/ethernet/ralink/esw_rt3052.c')
| -rw-r--r-- | target/linux/ramips/files/drivers/net/ethernet/ralink/esw_rt3052.c | 1503 |
1 files changed, 0 insertions, 1503 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 deleted file mode 100644 index b14422c917..0000000000 --- a/target/linux/ramips/files/drivers/net/ethernet/ralink/esw_rt3052.c +++ /dev/null @@ -1,1503 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; version 2 of the License - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. - * - * Copyright (C) 2009-2013 John Crispin <blogic@openwrt.org> - */ - -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/dma-mapping.h> -#include <linux/init.h> -#include <linux/skbuff.h> -#include <linux/etherdevice.h> -#include <linux/ethtool.h> -#include <linux/platform_device.h> -#include <linux/of_device.h> -#include <linux/clk.h> -#include <linux/of_net.h> -#include <linux/of_mdio.h> - -#include <asm/mach-ralink/ralink_regs.h> - -#include "ralink_soc_eth.h" - -#include <linux/ioport.h> -#include <linux/switch.h> -#include <linux/mii.h> - -#include <ralink_regs.h> - -#include <asm/mach-ralink/rt305x_esw_platform.h> - -/* - * HW limitations for this switch: - * - No large frame support (PKT_MAX_LEN at most 1536) - * - Can't have untagged vlan and tagged vlan on one port at the same time, - * though this might be possible using the undocumented PPE. - */ - -#define RT305X_ESW_REG_ISR 0x00 -#define RT305X_ESW_REG_IMR 0x04 -#define RT305X_ESW_REG_FCT0 0x08 -#define RT305X_ESW_REG_PFC1 0x14 -#define RT305X_ESW_REG_ATS 0x24 -#define RT305X_ESW_REG_ATS0 0x28 -#define RT305X_ESW_REG_ATS1 0x2c -#define RT305X_ESW_REG_ATS2 0x30 -#define RT305X_ESW_REG_PVIDC(_n) (0x40 + 4 * (_n)) -#define RT305X_ESW_REG_VLANI(_n) (0x50 + 4 * (_n)) -#define RT305X_ESW_REG_VMSC(_n) (0x70 + 4 * (_n)) -#define RT305X_ESW_REG_POA 0x80 -#define RT305X_ESW_REG_FPA 0x84 -#define RT305X_ESW_REG_SOCPC 0x8c -#define RT305X_ESW_REG_POC0 0x90 -#define RT305X_ESW_REG_POC1 0x94 -#define RT305X_ESW_REG_POC2 0x98 -#define RT305X_ESW_REG_SGC 0x9c -#define RT305X_ESW_REG_STRT 0xa0 -#define RT305X_ESW_REG_PCR0 0xc0 -#define RT305X_ESW_REG_PCR1 0xc4 -#define RT305X_ESW_REG_FPA2 0xc8 -#define RT305X_ESW_REG_FCT2 0xcc -#define RT305X_ESW_REG_SGC2 0xe4 -#define RT305X_ESW_REG_P0LED 0xa4 -#define RT305X_ESW_REG_P1LED 0xa8 -#define RT305X_ESW_REG_P2LED 0xac -#define RT305X_ESW_REG_P3LED 0xb0 -#define RT305X_ESW_REG_P4LED 0xb4 -#define RT305X_ESW_REG_PXPC(_x) (0xe8 + (4 * _x)) -#define RT305X_ESW_REG_P1PC 0xec -#define RT305X_ESW_REG_P2PC 0xf0 -#define RT305X_ESW_REG_P3PC 0xf4 -#define RT305X_ESW_REG_P4PC 0xf8 -#define RT305X_ESW_REG_P5PC 0xfc - -#define RT305X_ESW_LED_LINK 0 -#define RT305X_ESW_LED_100M 1 -#define RT305X_ESW_LED_DUPLEX 2 -#define RT305X_ESW_LED_ACTIVITY 3 -#define RT305X_ESW_LED_COLLISION 4 -#define RT305X_ESW_LED_LINKACT 5 -#define RT305X_ESW_LED_DUPLCOLL 6 -#define RT305X_ESW_LED_10MACT 7 -#define RT305X_ESW_LED_100MACT 8 -/* Additional led states not in datasheet: */ -#define RT305X_ESW_LED_BLINK 10 -#define RT305X_ESW_LED_ON 12 - -#define RT305X_ESW_LINK_S 25 -#define RT305X_ESW_DUPLEX_S 9 -#define RT305X_ESW_SPD_S 0 - -#define RT305X_ESW_PCR0_WT_NWAY_DATA_S 16 -#define RT305X_ESW_PCR0_WT_PHY_CMD BIT(13) -#define RT305X_ESW_PCR0_CPU_PHY_REG_S 8 - -#define RT305X_ESW_PCR1_WT_DONE BIT(0) - -#define RT305X_ESW_ATS_TIMEOUT (5 * HZ) -#define RT305X_ESW_PHY_TIMEOUT (5 * HZ) - -#define RT305X_ESW_PVIDC_PVID_M 0xfff -#define RT305X_ESW_PVIDC_PVID_S 12 - -#define RT305X_ESW_VLANI_VID_M 0xfff -#define RT305X_ESW_VLANI_VID_S 12 - -#define RT305X_ESW_VMSC_MSC_M 0xff -#define RT305X_ESW_VMSC_MSC_S 8 - -#define RT305X_ESW_SOCPC_DISUN2CPU_S 0 -#define RT305X_ESW_SOCPC_DISMC2CPU_S 8 -#define RT305X_ESW_SOCPC_DISBC2CPU_S 16 -#define RT305X_ESW_SOCPC_CRC_PADDING BIT(25) - -#define RT305X_ESW_POC0_EN_BP_S 0 -#define RT305X_ESW_POC0_EN_FC_S 8 -#define RT305X_ESW_POC0_DIS_RMC2CPU_S 16 -#define RT305X_ESW_POC0_DIS_PORT_M 0x7f -#define RT305X_ESW_POC0_DIS_PORT_S 23 - -#define RT305X_ESW_POC2_UNTAG_EN_M 0xff -#define RT305X_ESW_POC2_UNTAG_EN_S 0 -#define RT305X_ESW_POC2_ENAGING_S 8 -#define RT305X_ESW_POC2_DIS_UC_PAUSE_S 16 - -#define RT305X_ESW_SGC2_DOUBLE_TAG_M 0x7f -#define RT305X_ESW_SGC2_DOUBLE_TAG_S 0 -#define RT305X_ESW_SGC2_LAN_PMAP_M 0x3f -#define RT305X_ESW_SGC2_LAN_PMAP_S 24 - -#define RT305X_ESW_PFC1_EN_VLAN_M 0xff -#define RT305X_ESW_PFC1_EN_VLAN_S 16 -#define RT305X_ESW_PFC1_EN_TOS_S 24 - -#define RT305X_ESW_VLAN_NONE 0xfff - -#define RT305X_ESW_GSC_BC_STROM_MASK 0x3 -#define RT305X_ESW_GSC_BC_STROM_SHIFT 4 - -#define RT305X_ESW_GSC_LED_FREQ_MASK 0x3 -#define RT305X_ESW_GSC_LED_FREQ_SHIFT 23 - -#define RT305X_ESW_POA_LINK_MASK 0x1f -#define RT305X_ESW_POA_LINK_SHIFT 25 - -#define RT305X_ESW_PORT_ST_CHG BIT(26) -#define RT305X_ESW_PORT0 0 -#define RT305X_ESW_PORT1 1 -#define RT305X_ESW_PORT2 2 -#define RT305X_ESW_PORT3 3 -#define RT305X_ESW_PORT4 4 -#define RT305X_ESW_PORT5 5 -#define RT305X_ESW_PORT6 6 - -#define RT305X_ESW_PORTS_NONE 0 - -#define RT305X_ESW_PMAP_LLLLLL 0x3f -#define RT305X_ESW_PMAP_LLLLWL 0x2f -#define RT305X_ESW_PMAP_WLLLLL 0x3e - -#define RT305X_ESW_PORTS_INTERNAL \ - (BIT(RT305X_ESW_PORT0) | BIT(RT305X_ESW_PORT1) | \ - BIT(RT305X_ESW_PORT2) | BIT(RT305X_ESW_PORT3) | \ - BIT(RT305X_ESW_PORT4)) - -#define RT305X_ESW_PORTS_NOCPU \ - (RT305X_ESW_PORTS_INTERNAL | BIT(RT305X_ESW_PORT5)) - -#define RT305X_ESW_PORTS_CPU BIT(RT305X_ESW_PORT6) - -#define RT305X_ESW_PORTS_ALL \ - (RT305X_ESW_PORTS_NOCPU | RT305X_ESW_PORTS_CPU) - -#define RT305X_ESW_NUM_VLANS 16 -#define RT305X_ESW_NUM_VIDS 4096 -#define RT305X_ESW_NUM_PORTS 7 -#define RT305X_ESW_NUM_LANWAN 6 -#define RT305X_ESW_NUM_LEDS 5 - -#define RT5350_ESW_REG_PXTPC(_x) (0x150 + (4 * _x)) -#define RT5350_EWS_REG_LED_POLARITY 0x168 -#define RT5350_RESET_EPHY BIT(24) - -enum { - /* Global attributes. */ - RT305X_ESW_ATTR_ENABLE_VLAN, - RT305X_ESW_ATTR_ALT_VLAN_DISABLE, - RT305X_ESW_ATTR_BC_STATUS, - RT305X_ESW_ATTR_LED_FREQ, - /* Port attributes. */ - RT305X_ESW_ATTR_PORT_DISABLE, - RT305X_ESW_ATTR_PORT_DOUBLETAG, - RT305X_ESW_ATTR_PORT_UNTAG, - RT305X_ESW_ATTR_PORT_LED, - RT305X_ESW_ATTR_PORT_LAN, - RT305X_ESW_ATTR_PORT_RECV_BAD, - RT305X_ESW_ATTR_PORT_RECV_GOOD, - RT5350_ESW_ATTR_PORT_TR_BAD, - RT5350_ESW_ATTR_PORT_TR_GOOD, -}; - -struct esw_port { - bool disable; - bool doubletag; - bool untag; - u8 led; - u16 pvid; -}; - -struct esw_vlan { - u8 ports; - u16 vid; -}; - -struct rt305x_esw { - struct device *dev; - void __iomem *base; - int irq; - const struct rt305x_esw_platform_data *pdata; - /* Protects against concurrent register rmw operations. */ - spinlock_t reg_rw_lock; - - unsigned char port_map; - unsigned int reg_initval_fct2; - unsigned int reg_initval_fpa2; - unsigned int reg_led_polarity; - - - struct switch_dev swdev; - bool global_vlan_enable; - bool alt_vlan_disable; - int bc_storm_protect; - int led_frequency; - struct esw_vlan vlans[RT305X_ESW_NUM_VLANS]; - struct esw_port ports[RT305X_ESW_NUM_PORTS]; - -}; - -static inline void esw_w32(struct rt305x_esw *esw, u32 val, unsigned reg) -{ - __raw_writel(val, esw->base + reg); -} - -static inline u32 esw_r32(struct rt305x_esw *esw, unsigned reg) -{ - return __raw_readl(esw->base + reg); -} - -static inline void esw_rmw_raw(struct rt305x_esw *esw, unsigned reg, unsigned long mask, - unsigned long val) -{ - unsigned long t; - - t = __raw_readl(esw->base + reg) & ~mask; - __raw_writel(t | val, esw->base + reg); -} - -static void esw_rmw(struct rt305x_esw *esw, unsigned reg, unsigned long mask, - unsigned long val) -{ - unsigned long flags; - - spin_lock_irqsave(&esw->reg_rw_lock, flags); - esw_rmw_raw(esw, reg, mask, val); - spin_unlock_irqrestore(&esw->reg_rw_lock, flags); -} - -static u32 rt305x_mii_write(struct rt305x_esw *esw, u32 phy_addr, u32 phy_register, - u32 write_data) -{ - unsigned long t_start = jiffies; - int ret = 0; - - while (1) { - if (!(esw_r32(esw, RT305X_ESW_REG_PCR1) & - RT305X_ESW_PCR1_WT_DONE)) - break; - if (time_after(jiffies, t_start + RT305X_ESW_PHY_TIMEOUT)) { - ret = 1; - goto out; - } - } - - write_data &= 0xffff; - esw_w32(esw, - (write_data << RT305X_ESW_PCR0_WT_NWAY_DATA_S) | - (phy_register << RT305X_ESW_PCR0_CPU_PHY_REG_S) | - (phy_addr) | RT305X_ESW_PCR0_WT_PHY_CMD, - RT305X_ESW_REG_PCR0); - - t_start = jiffies; - while (1) { - if (esw_r32(esw, RT305X_ESW_REG_PCR1) & - RT305X_ESW_PCR1_WT_DONE) - break; - - if (time_after(jiffies, t_start + RT305X_ESW_PHY_TIMEOUT)) { - ret = 1; - break; - } - } -out: - if (ret) - printk(KERN_ERR "ramips_eth: MDIO timeout\n"); - return ret; -} - -static unsigned esw_get_vlan_id(struct rt305x_esw *esw, unsigned vlan) -{ - unsigned s; - unsigned val; - - s = RT305X_ESW_VLANI_VID_S * (vlan % 2); - val = esw_r32(esw, RT305X_ESW_REG_VLANI(vlan / 2)); - val = (val >> s) & RT305X_ESW_VLANI_VID_M; - - return val; -} - -static void esw_set_vlan_id(struct rt305x_esw *esw, unsigned vlan, unsigned vid) -{ - unsigned s; - - s = RT305X_ESW_VLANI_VID_S * (vlan % 2); - esw_rmw(esw, - RT305X_ESW_REG_VLANI(vlan / 2), - RT305X_ESW_VLANI_VID_M << s, - (vid & RT305X_ESW_VLANI_VID_M) << s); -} - -static unsigned esw_get_pvid(struct rt305x_esw *esw, unsigned port) -{ - unsigned s, val; - - s = RT305X_ESW_PVIDC_PVID_S * (port % 2); - val = esw_r32(esw, RT305X_ESW_REG_PVIDC(port / 2)); - return (val >> s) & RT305X_ESW_PVIDC_PVID_M; -} - -static void esw_set_pvid(struct rt305x_esw *esw, unsigned port, unsigned pvid) -{ - unsigned s; - - s = RT305X_ESW_PVIDC_PVID_S * (port % 2); - esw_rmw(esw, - RT305X_ESW_REG_PVIDC(port / 2), - RT305X_ESW_PVIDC_PVID_M << s, - (pvid & RT305X_ESW_PVIDC_PVID_M) << s); -} - -static unsigned esw_get_vmsc(struct rt305x_esw *esw, unsigned vlan) -{ - unsigned s, val; - - s = RT305X_ESW_VMSC_MSC_S * (vlan % 4); - val = esw_r32(esw, RT305X_ESW_REG_VMSC(vlan / 4)); - val = (val >> s) & RT305X_ESW_VMSC_MSC_M; - - return val; -} - -static void esw_set_vmsc(struct rt305x_esw *esw, unsigned vlan, unsigned msc) -{ - unsigned s; - - s = RT305X_ESW_VMSC_MSC_S * (vlan % 4); - esw_rmw(esw, - RT305X_ESW_REG_VMSC(vlan / 4), - RT305X_ESW_VMSC_MSC_M << s, - (msc & RT305X_ESW_VMSC_MSC_M) << s); -} - -static unsigned esw_get_port_disable(struct rt305x_esw *esw) -{ - unsigned reg; - reg = esw_r32(esw, RT305X_ESW_REG_POC0); - return (reg >> RT305X_ESW_POC0_DIS_PORT_S) & - RT305X_ESW_POC0_DIS_PORT_M; -} - -static void esw_set_port_disable(struct rt305x_esw *esw, unsigned disable_mask) -{ - unsigned old_mask; - unsigned enable_mask; - unsigned changed; - int i; - - old_mask = esw_get_port_disable(esw); - changed = old_mask ^ disable_mask; - enable_mask = old_mask & disable_mask; - - /* enable before writing to MII */ - esw_rmw(esw, RT305X_ESW_REG_POC0, - (RT305X_ESW_POC0_DIS_PORT_M << - RT305X_ESW_POC0_DIS_PORT_S), - enable_mask << RT305X_ESW_POC0_DIS_PORT_S); - - for (i = 0; i < RT305X_ESW_NUM_LEDS; i++) { - if (!(changed & (1 << i))) - continue; - if (disable_mask & (1 << i)) { - /* disable */ - rt305x_mii_write(esw, i, MII_BMCR, - BMCR_PDOWN); - } else { - /* enable */ - rt305x_mii_write(esw, i, MII_BMCR, - BMCR_FULLDPLX | - BMCR_ANENABLE | - BMCR_ANRESTART | - BMCR_SPEED100); - } - } - - /* disable after writing to MII */ - esw_rmw(esw, RT305X_ESW_REG_POC0, - (RT305X_ESW_POC0_DIS_PORT_M << - RT305X_ESW_POC0_DIS_PORT_S), - disable_mask << RT305X_ESW_POC0_DIS_PORT_S); -} - -static void esw_set_gsc(struct rt305x_esw *esw) -{ - esw_rmw(esw, RT305X_ESW_REG_SGC, - RT305X_ESW_GSC_BC_STROM_MASK << RT305X_ESW_GSC_BC_STROM_SHIFT, - esw->bc_storm_protect << RT305X_ESW_GSC_BC_STROM_SHIFT); - esw_rmw(esw, RT305X_ESW_REG_SGC, - RT305X_ESW_GSC_LED_FREQ_MASK << RT305X_ESW_GSC_LED_FREQ_SHIFT, - esw->led_frequency << RT305X_ESW_GSC_LED_FREQ_SHIFT); -} - -static int esw_apply_config(struct switch_dev *dev); - -static void esw_hw_init(struct rt305x_esw *esw) -{ - int i; - u8 port_disable = 0; - u8 port_map = RT305X_ESW_PMAP_LLLLLL; - - /* vodoo from original driver */ - esw_w32(esw, 0xC8A07850, RT305X_ESW_REG_FCT0); - esw_w32(esw, 0x00000000, RT305X_ESW_REG_SGC2); - /* Port priority 1 for all ports, vlan enabled. */ - esw_w32(esw, 0x00005555 | - (RT305X_ESW_PORTS_ALL << RT305X_ESW_PFC1_EN_VLAN_S), - RT305X_ESW_REG_PFC1); - - /* Enable Back Pressure, and Flow Control */ - esw_w32(esw, - ((RT305X_ESW_PORTS_ALL << RT305X_ESW_POC0_EN_BP_S) | - (RT305X_ESW_PORTS_ALL << RT305X_ESW_POC0_EN_FC_S)), - RT305X_ESW_REG_POC0); - - /* Enable Aging, and VLAN TAG removal */ - esw_w32(esw, - ((RT305X_ESW_PORTS_ALL << RT305X_ESW_POC2_ENAGING_S) | - (RT305X_ESW_PORTS_NOCPU << RT305X_ESW_POC2_UNTAG_EN_S)), - RT305X_ESW_REG_POC2); - - if (esw->reg_initval_fct2) - esw_w32(esw, esw->reg_initval_fct2, RT305X_ESW_REG_FCT2); - else - esw_w32(esw, esw->pdata->reg_initval_fct2, RT305X_ESW_REG_FCT2); - - /* - * 300s aging timer, max packet len 1536, broadcast storm prevention - * disabled, disable collision abort, mac xor48 hash, 10 packet back - * pressure jam, GMII disable was_transmit, back pressure disabled, - * 30ms led flash, unmatched IGMP as broadcast, rmc tb fault to all - * ports. - */ - esw_w32(esw, 0x0008a301, RT305X_ESW_REG_SGC); - - /* Setup SoC Port control register */ - esw_w32(esw, - (RT305X_ESW_SOCPC_CRC_PADDING | - (RT305X_ESW_PORTS_CPU << RT305X_ESW_SOCPC_DISUN2CPU_S) | - (RT305X_ESW_PORTS_CPU << RT305X_ESW_SOCPC_DISMC2CPU_S) | - (RT305X_ESW_PORTS_CPU << RT305X_ESW_SOCPC_DISBC2CPU_S)), - RT305X_ESW_REG_SOCPC); - - if (esw->reg_initval_fpa2) - esw_w32(esw, esw->reg_initval_fpa2, RT305X_ESW_REG_FPA2); - else - esw_w32(esw, esw->pdata->reg_initval_fpa2, RT305X_ESW_REG_FPA2); - esw_w32(esw, 0x00000000, RT305X_ESW_REG_FPA); - - /* Force Link/Activity on ports */ - esw_w32(esw, 0x00000005, RT305X_ESW_REG_P0LED); - esw_w32(esw, 0x00000005, RT305X_ESW_REG_P1LED); - esw_w32(esw, 0x00000005, RT305X_ESW_REG_P2LED); - 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); - for (i = 0; i < 6; i++) - esw->ports[i].disable = (port_disable & (1 << i)) != 0; - - if (ralink_soc == RT305X_SOC_RT3352) { - /* reset EPHY */ - fe_reset(RT5350_RESET_EPHY); - - rt305x_mii_write(esw, 0, 31, 0x8000); - for (i = 0; i < 5; i++) { - if (esw->ports[i].disable) { - rt305x_mii_write(esw, i, MII_BMCR, BMCR_PDOWN); - } else { - rt305x_mii_write(esw, i, MII_BMCR, - BMCR_FULLDPLX | - BMCR_ANENABLE | - BMCR_SPEED100); - } - /* TX10 waveform coefficient LSB=0 disable PHY */ - rt305x_mii_write(esw, i, 26, 0x1601); - /* TX100/TX10 AD/DA current bias */ - rt305x_mii_write(esw, i, 29, 0x7016); - /* TX100 slew rate control */ - rt305x_mii_write(esw, i, 30, 0x0038); - } - - /* select global register */ - rt305x_mii_write(esw, 0, 31, 0x0); - /* enlarge agcsel threshold 3 and threshold 2 */ - rt305x_mii_write(esw, 0, 1, 0x4a40); - /* enlarge agcsel threshold 5 and threshold 4 */ - rt305x_mii_write(esw, 0, 2, 0x6254); - /* enlarge agcsel threshold */ - rt305x_mii_write(esw, 0, 3, 0xa17f); - rt305x_mii_write(esw, 0,12, 0x7eaa); - /* longer TP_IDL tail length */ - rt305x_mii_write(esw, 0, 14, 0x65); - /* increased squelch pulse count threshold. */ - rt305x_mii_write(esw, 0, 16, 0x0684); - /* set TX10 signal amplitude threshold to minimum */ - rt305x_mii_write(esw, 0, 17, 0x0fe0); - /* set squelch amplitude to higher threshold */ - rt305x_mii_write(esw, 0, 18, 0x40ba); - /* tune TP_IDL tail and head waveform, enable power down slew rate control */ - rt305x_mii_write(esw, 0, 22, 0x253f); - /* set PLL/Receive bias current are calibrated */ - rt305x_mii_write(esw, 0, 27, 0x2fda); - /* change PLL/Receive bias current to internal(RT3350) */ - rt305x_mii_write(esw, 0, 28, 0xc410); - /* change PLL bias current to internal(RT3052_MP3) */ - rt305x_mii_write(esw, 0, 29, 0x598b); - /* select local register */ - rt305x_mii_write(esw, 0, 31, 0x8000); - } else if (ralink_soc == RT305X_SOC_RT5350) { - /* reset EPHY */ - fe_reset(RT5350_RESET_EPHY); - - /* set the led polarity */ - esw_w32(esw, esw->reg_led_polarity & 0x1F, RT5350_EWS_REG_LED_POLARITY); - - /* local registers */ - rt305x_mii_write(esw, 0, 31, 0x8000); - for (i = 0; i < 5; i++) { - if (esw->ports[i].disable) { - rt305x_mii_write(esw, i, MII_BMCR, BMCR_PDOWN); - } else { - rt305x_mii_write(esw, i, MII_BMCR, - BMCR_FULLDPLX | - BMCR_ANENABLE | - BMCR_SPEED100); - } - /* TX10 waveform coefficient LSB=0 disable PHY */ - rt305x_mii_write(esw, i, 26, 0x1601); - /* TX100/TX10 AD/DA current bias */ - rt305x_mii_write(esw, i, 29, 0x7015); - /* TX100 slew rate control */ - rt305x_mii_write(esw, i, 30, 0x0038); - } - - /* global registers */ - rt305x_mii_write(esw, 0, 31, 0x0); - /* enlarge agcsel threshold 3 and threshold 2 */ - rt305x_mii_write(esw, 0, 1, 0x4a40); - /* enlarge agcsel threshold 5 and threshold 4 */ - rt305x_mii_write(esw, 0, 2, 0x6254); - /* enlarge agcsel threshold 6 */ - rt305x_mii_write(esw, 0, 3, 0xa17f); - rt305x_mii_write(esw, 0, 12, 0x7eaa); - /* longer TP_IDL tail length */ - rt305x_mii_write(esw, 0, 14, 0x65); - /* increased squelch pulse count threshold. */ - rt305x_mii_write(esw, 0, 16, 0x0684); - /* set TX10 signal amplitude threshold to minimum */ - rt305x_mii_write(esw, 0, 17, 0x0fe0); - /* set squelch amplitude to higher threshold */ - rt305x_mii_write(esw, 0, 18, 0x40ba); - /* tune TP_IDL tail and head waveform, enable power down slew rate control */ - rt305x_mii_write(esw, 0, 22, 0x253f); - /* set PLL/Receive bias current are calibrated */ - rt305x_mii_write(esw, 0, 27, 0x2fda); - /* change PLL/Receive bias current to internal(RT3350) */ - rt305x_mii_write(esw, 0, 28, 0xc410); - /* change PLL bias current to internal(RT3052_MP3) */ - rt305x_mii_write(esw, 0, 29, 0x598b); - /* select local register */ - rt305x_mii_write(esw, 0, 31, 0x8000); - } else if (ralink_soc == MT762X_SOC_MT7628AN || ralink_soc == MT762X_SOC_MT7688) { - int i; -// u32 phy_val; - u32 val; - - /* reset EPHY */ - fe_reset(RT5350_RESET_EPHY); - - rt305x_mii_write(esw, 0, 31, 0x2000); /* change G2 page */ - rt305x_mii_write(esw, 0, 26, 0x0020); - - for (i = 0; i < 5; i++) { - rt305x_mii_write(esw, i, 31, 0x8000); //change L0 page - rt305x_mii_write(esw, i, 0, 0x3100); -// mii_mgr_read(i, 26, &phy_val);// EEE setting -// phy_val |= (1 << 5); -// rt305x_mii_write(esw, i, 26, phy_val); - rt305x_mii_write(esw, i, 30, 0xa000); - rt305x_mii_write(esw, i, 31, 0xa000); // change L2 page - rt305x_mii_write(esw, i, 16, 0x0606); - rt305x_mii_write(esw, i, 23, 0x0f0e); - rt305x_mii_write(esw, i, 24, 0x1610); - rt305x_mii_write(esw, i, 30, 0x1f15); - rt305x_mii_write(esw, i, 28, 0x6111); -// mii_mgr_read(i, 4, &phy_val); -// phy_val |= (1 << 10); -// rt305x_mii_write(esw, i, 4, phy_val); - rt305x_mii_write(esw, i, 31, 0x2000); // change G2 page - rt305x_mii_write(esw, i, 26, 0x0000); - } - - //100Base AOI setting - rt305x_mii_write(esw, 0, 31, 0x5000); //change G5 page - rt305x_mii_write(esw, 0, 19, 0x004a); - rt305x_mii_write(esw, 0, 20, 0x015a); - rt305x_mii_write(esw, 0, 21, 0x00ee); - rt305x_mii_write(esw, 0, 22, 0x0033); - rt305x_mii_write(esw, 0, 23, 0x020a); - rt305x_mii_write(esw, 0, 24, 0x0000); - rt305x_mii_write(esw, 0, 25, 0x024a); - rt305x_mii_write(esw, 0, 26, 0x035a); - rt305x_mii_write(esw, 0, 27, 0x02ee); - rt305x_mii_write(esw, 0, 28, 0x0233); - rt305x_mii_write(esw, 0, 29, 0x000a); - rt305x_mii_write(esw, 0, 30, 0x0000); - } else { - rt305x_mii_write(esw, 0, 31, 0x8000); - for (i = 0; i < 5; i++) { - if (esw->ports[i].disable) { - rt305x_mii_write(esw, i, MII_BMCR, BMCR_PDOWN); - } else { - rt305x_mii_write(esw, i, MII_BMCR, - BMCR_FULLDPLX | - BMCR_ANENABLE | - BMCR_SPEED100); - } - /* TX10 waveform coefficient */ - rt305x_mii_write(esw, i, 26, 0x1601); - /* TX100/TX10 AD/DA current bias */ - rt305x_mii_write(esw, i, 29, 0x7058); - /* TX100 slew rate control */ - rt305x_mii_write(esw, i, 30, 0x0018); - } - - /* PHY IOT */ - /* select global register */ - rt305x_mii_write(esw, 0, 31, 0x0); - /* tune TP_IDL tail and head waveform */ - rt305x_mii_write(esw, 0, 22, 0x052f); - /* set TX10 signal amplitude threshold to minimum */ - rt305x_mii_write(esw, 0, 17, 0x0fe0); - /* set squelch amplitude to higher threshold */ - rt305x_mii_write(esw, 0, 18, 0x40ba); - /* longer TP_IDL tail length */ - rt305x_mii_write(esw, 0, 14, 0x65); - /* select local register */ - rt305x_mii_write(esw, 0, 31, 0x8000); - } - - if (esw->port_map) - port_map = esw->port_map; - else - port_map = RT305X_ESW_PMAP_LLLLLL; - - /* - * Unused HW feature, but still nice to be consistent here... - * This is also exported to userspace ('lan' attribute) so it's - * conveniently usable to decide which ports go into the wan vlan by - * default. - */ - esw_rmw(esw, RT305X_ESW_REG_SGC2, - RT305X_ESW_SGC2_LAN_PMAP_M << RT305X_ESW_SGC2_LAN_PMAP_S, - port_map << RT305X_ESW_SGC2_LAN_PMAP_S); - - /* make the switch leds blink */ - for (i = 0; i < RT305X_ESW_NUM_LEDS; i++) - esw->ports[i].led = 0x05; - - /* Apply the empty config. */ - esw_apply_config(&esw->swdev); - - /* Only unmask the port change interrupt */ - esw_w32(esw, ~RT305X_ESW_PORT_ST_CHG, RT305X_ESW_REG_IMR); -} - -static irqreturn_t esw_interrupt(int irq, void *_esw) -{ - struct rt305x_esw *esw = (struct rt305x_esw *) _esw; - u32 status; - - status = esw_r32(esw, RT305X_ESW_REG_ISR); - if (status & RT305X_ESW_PORT_ST_CHG) { - u32 link = esw_r32(esw, RT305X_ESW_REG_POA); - link >>= RT305X_ESW_POA_LINK_SHIFT; - link &= RT305X_ESW_POA_LINK_MASK; - dev_info(esw->dev, "link changed 0x%02X\n", link); - } - esw_w32(esw, status, RT305X_ESW_REG_ISR); - - return IRQ_HANDLED; -} - -static int esw_apply_config(struct switch_dev *dev) -{ - struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev); - int i; - u8 disable = 0; - u8 doubletag = 0; - u8 en_vlan = 0; - u8 untag = 0; - - for (i = 0; i < RT305X_ESW_NUM_VLANS; i++) { - u32 vid, vmsc; - if (esw->global_vlan_enable) { - vid = esw->vlans[i].vid; - vmsc = esw->vlans[i].ports; - } else { - vid = RT305X_ESW_VLAN_NONE; - vmsc = RT305X_ESW_PORTS_NONE; - } - esw_set_vlan_id(esw, i, vid); - esw_set_vmsc(esw, i, vmsc); - } - - for (i = 0; i < RT305X_ESW_NUM_PORTS; i++) { - u32 pvid; - disable |= esw->ports[i].disable << i; - if (esw->global_vlan_enable) { - doubletag |= esw->ports[i].doubletag << i; - en_vlan |= 1 << i; - untag |= esw->ports[i].untag << i; - pvid = esw->ports[i].pvid; - } else { - int x = esw->alt_vlan_disable ? 0 : 1; - doubletag |= x << i; - en_vlan |= x << i; - untag |= x << i; - pvid = 0; - } - esw_set_pvid(esw, i, pvid); - if (i < RT305X_ESW_NUM_LEDS) - esw_w32(esw, esw->ports[i].led, - RT305X_ESW_REG_P0LED + 4*i); - } - - esw_set_gsc(esw); - esw_set_port_disable(esw, disable); - esw_rmw(esw, RT305X_ESW_REG_SGC2, - (RT305X_ESW_SGC2_DOUBLE_TAG_M << - RT305X_ESW_SGC2_DOUBLE_TAG_S), - doubletag << RT305X_ESW_SGC2_DOUBLE_TAG_S); - esw_rmw(esw, RT305X_ESW_REG_PFC1, - RT305X_ESW_PFC1_EN_VLAN_M << RT305X_ESW_PFC1_EN_VLAN_S, - en_vlan << RT305X_ESW_PFC1_EN_VLAN_S); - esw_rmw(esw, RT305X_ESW_REG_POC2, - RT305X_ESW_POC2_UNTAG_EN_M << RT305X_ESW_POC2_UNTAG_EN_S, - untag << RT305X_ESW_POC2_UNTAG_EN_S); - - if (!esw->global_vlan_enable) { - /* - * Still need to put all ports into vlan 0 or they'll be - * isolated. - * NOTE: vlan 0 is special, no vlan tag is prepended - */ - esw_set_vlan_id(esw, 0, 0); - esw_set_vmsc(esw, 0, RT305X_ESW_PORTS_ALL); - } - - return 0; -} - -static int esw_reset_switch(struct switch_dev *dev) -{ - struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev); - - esw->global_vlan_enable = 0; - memset(esw->ports, 0, sizeof(esw->ports)); - memset(esw->vlans, 0, sizeof(esw->vlans)); - esw_hw_init(esw); - - return 0; -} - -static int esw_get_vlan_enable(struct switch_dev *dev, - const struct switch_attr *attr, - struct switch_val *val) -{ - struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev); - - val->value.i = esw->global_vlan_enable; - - return 0; -} - -static int esw_set_vlan_enable(struct switch_dev *dev, - const struct switch_attr *attr, - struct switch_val *val) -{ - struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev); - - esw->global_vlan_enable = val->value.i != 0; - - return 0; -} - -static int esw_get_alt_vlan_disable(struct switch_dev *dev, - const struct switch_attr *attr, - struct switch_val *val) -{ - struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev); - - val->value.i = esw->alt_vlan_disable; - - return 0; -} - -static int esw_set_alt_vlan_disable(struct switch_dev *dev, - const struct switch_attr *attr, - struct switch_val *val) -{ - struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev); - - esw->alt_vlan_disable = val->value.i != 0; - - return 0; -} - -static int -rt305x_esw_set_bc_status(struct switch_dev *dev, - const struct switch_attr *attr, - struct switch_val *val) -{ - struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev); - - esw->bc_storm_protect = val->value.i & RT305X_ESW_GSC_BC_STROM_MASK; - - return 0; -} - -static int -rt305x_esw_get_bc_status(struct switch_dev *dev, - const struct switch_attr *attr, - struct switch_val *val) -{ - struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev); - - val->value.i = esw->bc_storm_protect; - - return 0; -} - -static int -rt305x_esw_set_led_freq(struct switch_dev *dev, - const struct switch_attr *attr, - struct switch_val *val) -{ - struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev); - - esw->led_frequency = val->value.i & RT305X_ESW_GSC_LED_FREQ_MASK; - - return 0; -} - -static int -rt305x_esw_get_led_freq(struct switch_dev *dev, - const struct switch_attr *attr, - struct switch_val *val) -{ - struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev); - - val->value.i = esw->led_frequency; - - return 0; -} - -static int esw_get_port_link(struct switch_dev *dev, - int port, - struct switch_port_link *link) -{ - struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev); - u32 speed, poa; - - if (port < 0 || port >= RT305X_ESW_NUM_PORTS) - return -EINVAL; - - poa = esw_r32(esw, RT305X_ESW_REG_POA) >> port; - - link->link = (poa >> RT305X_ESW_LINK_S) & 1; - link->duplex = (poa >> RT305X_ESW_DUPLEX_S) & 1; - if (port < RT305X_ESW_NUM_LEDS) { - speed = (poa >> RT305X_ESW_SPD_S) & 1; - } else { - if (port == RT305X_ESW_NUM_PORTS - 1) - poa >>= 1; - speed = (poa >> RT305X_ESW_SPD_S) & 3; - } - switch (speed) { - case 0: - link->speed = SWITCH_PORT_SPEED_10; - break; - case 1: - link->speed = SWITCH_PORT_SPEED_100; - break; - case 2: - case 3: /* forced gige speed can be 2 or 3 */ - link->speed = SWITCH_PORT_SPEED_1000; - break; - default: - link->speed = SWITCH_PORT_SPEED_UNKNOWN; - break; - } - - return 0; -} - -static int esw_get_port_bool(struct switch_dev *dev, - const struct switch_attr *attr, - struct switch_val *val) -{ - struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev); - int idx = val->port_vlan; - u32 x, reg, shift; - - if (idx < 0 || idx >= RT305X_ESW_NUM_PORTS) - return -EINVAL; - - switch (attr->id) { - case RT305X_ESW_ATTR_PORT_DISABLE: - reg = RT305X_ESW_REG_POC0; - shift = RT305X_ESW_POC0_DIS_PORT_S; - break; - case RT305X_ESW_ATTR_PORT_DOUBLETAG: - reg = RT305X_ESW_REG_SGC2; - shift = RT305X_ESW_SGC2_DOUBLE_TAG_S; - break; - case RT305X_ESW_ATTR_PORT_UNTAG: - reg = RT305X_ESW_REG_POC2; - shift = RT305X_ESW_POC2_UNTAG_EN_S; - break; - case RT305X_ESW_ATTR_PORT_LAN: - reg = RT305X_ESW_REG_SGC2; - shift = RT305X_ESW_SGC2_LAN_PMAP_S; - if (idx >= RT305X_ESW_NUM_LANWAN) - return -EINVAL; - break; - default: - return -EINVAL; - } - - x = esw_r32(esw, reg); - val->value.i = (x >> (idx + shift)) & 1; - - return 0; -} - -static int esw_set_port_bool(struct switch_dev *dev, - const struct switch_attr *attr, - struct switch_val *val) -{ - struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev); - int idx = val->port_vlan; - - if (idx < 0 || idx >= RT305X_ESW_NUM_PORTS || - val->value.i < 0 || val->value.i > 1) - return -EINVAL; - - switch (attr->id) { - case RT305X_ESW_ATTR_PORT_DISABLE: - esw->ports[idx].disable = val->value.i; - break; - case RT305X_ESW_ATTR_PORT_DOUBLETAG: - esw->ports[idx].doubletag = val->value.i; - break; - case RT305X_ESW_ATTR_PORT_UNTAG: - esw->ports[idx].untag = val->value.i; - break; - default: - return -EINVAL; - } - - return 0; -} - -static int esw_get_port_recv_badgood(struct switch_dev *dev, - const struct switch_attr *attr, - struct switch_val *val) -{ - struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev); - int idx = val->port_vlan; - int shift = attr->id == RT305X_ESW_ATTR_PORT_RECV_GOOD ? 0 : 16; - u32 reg; - - if (idx < 0 || idx >= RT305X_ESW_NUM_LANWAN) - return -EINVAL; - reg = esw_r32(esw, RT305X_ESW_REG_PXPC(idx)); - val->value.i = (reg >> shift) & 0xffff; - - return 0; -} - -static int -esw_get_port_tr_badgood(struct switch_dev *dev, - const struct switch_attr *attr, - struct switch_val *val) -{ - struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev); - - int idx = val->port_vlan; - int shift = attr->id == RT5350_ESW_ATTR_PORT_TR_GOOD ? 0 : 16; - u32 reg; - - if ((ralink_soc != RT305X_SOC_RT5350) && (ralink_soc != MT762X_SOC_MT7628AN) && (ralink_soc != MT762X_SOC_MT7688)) - return -EINVAL; - - if (idx < 0 || idx >= RT305X_ESW_NUM_LANWAN) - return -EINVAL; - - reg = esw_r32(esw, RT5350_ESW_REG_PXTPC(idx)); - val->value.i = (reg >> shift) & 0xffff; - - return 0; -} - -static int esw_get_port_led(struct switch_dev *dev, - const struct switch_attr *attr, - struct switch_val *val) -{ - struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev); - int idx = val->port_vlan; - - if (idx < 0 || idx >= RT305X_ESW_NUM_PORTS || - idx >= RT305X_ESW_NUM_LEDS) - return -EINVAL; - - val->value.i = esw_r32(esw, RT305X_ESW_REG_P0LED + 4*idx); - - return 0; -} - -static int esw_set_port_led(struct switch_dev *dev, - const struct switch_attr *attr, - struct switch_val *val) -{ - struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev); - int idx = val->port_vlan; - - if (idx < 0 || idx >= RT305X_ESW_NUM_LEDS) - return -EINVAL; - - esw->ports[idx].led = val->value.i; - - return 0; -} - -static int esw_get_port_pvid(struct switch_dev *dev, int port, int *val) -{ - struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev); - - if (port >= RT305X_ESW_NUM_PORTS) - return -EINVAL; - - *val = esw_get_pvid(esw, port); - - return 0; -} - -static int esw_set_port_pvid(struct switch_dev *dev, int port, int val) -{ - struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev); - - if (port >= RT305X_ESW_NUM_PORTS) - return -EINVAL; - - esw->ports[port].pvid = val; - - return 0; -} - -static int esw_get_vlan_ports(struct switch_dev *dev, struct switch_val *val) -{ - struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev); - u32 vmsc, poc2; - int vlan_idx = -1; - int i; - - val->len = 0; - - if (val->port_vlan < 0 || val->port_vlan >= RT305X_ESW_NUM_VIDS) - return -EINVAL; - - /* valid vlan? */ - for (i = 0; i < RT305X_ESW_NUM_VLANS; i++) { - if (esw_get_vlan_id(esw, i) == val->port_vlan && - esw_get_vmsc(esw, i) != RT305X_ESW_PORTS_NONE) { - vlan_idx = i; - break; - } - } - - if (vlan_idx == -1) - return -EINVAL; - - vmsc = esw_get_vmsc(esw, vlan_idx); - poc2 = esw_r32(esw, RT305X_ESW_REG_POC2); - - for (i = 0; i < RT305X_ESW_NUM_PORTS; i++) { - struct switch_port *p; - int port_mask = 1 << i; - - if (!(vmsc & port_mask)) - continue; - - p = &val->value.ports[val->len++]; - p->id = i; - if (poc2 & (port_mask << RT305X_ESW_POC2_UNTAG_EN_S)) - p->flags = 0; - else - p->flags = 1 << SWITCH_PORT_FLAG_TAGGED; - } - - return 0; -} - -static int esw_set_vlan_ports(struct switch_dev *dev, struct switch_val *val) -{ - struct rt305x_esw *esw = container_of(dev, struct rt305x_esw, swdev); - int ports; - int vlan_idx = -1; - int i; - - if (val->port_vlan < 0 || val->port_vlan >= RT305X_ESW_NUM_VIDS || - val->len > RT305X_ESW_NUM_PORTS) - return -EINVAL; - - /* one of the already defined vlans? */ - for (i = 0; i < RT305X_ESW_NUM_VLANS; i++) { - if (esw->vlans[i].vid == val->port_vlan && - esw->vlans[i].ports != RT305X_ESW_PORTS_NONE) { - vlan_idx = i; - break; - } - } - - /* select a free slot */ - for (i = 0; vlan_idx == -1 && i < RT305X_ESW_NUM_VLANS; i++) { - if (esw->vlans[i].ports == RT305X_ESW_PORTS_NONE) - vlan_idx = i; - } - - /* bail if all slots are in use */ - if (vlan_idx == -1) - return -EINVAL; - - ports = RT305X_ESW_PORTS_NONE; - for (i = 0; i < val->len; i++) { - struct switch_port *p = &val->value.ports[i]; - int port_mask = 1 << p->id; - bool untagged = !(p->flags & (1 << SWITCH_PORT_FLAG_TAGGED)); - - if (p->id >= RT305X_ESW_NUM_PORTS) - return -EINVAL; - - ports |= port_mask; - esw->ports[p->id].untag = untagged; - } - esw->vlans[vlan_idx].ports = ports; - if (ports == RT305X_ESW_PORTS_NONE) - esw->vlans[vlan_idx].vid = RT305X_ESW_VLAN_NONE; - else - esw->vlans[vlan_idx].vid = val->port_vlan; - - return 0; -} - -static const struct switch_attr esw_global[] = { - { - .type = SWITCH_TYPE_INT, - .name = "enable_vlan", - .description = "VLAN mode (1:enabled)", - .max = 1, - .id = RT305X_ESW_ATTR_ENABLE_VLAN, - .get = esw_get_vlan_enable, - .set = esw_set_vlan_enable, - }, - { - .type = SWITCH_TYPE_INT, - .name = "alternate_vlan_disable", - .description = "Use en_vlan instead of doubletag to disable" - " VLAN mode", - .max = 1, - .id = RT305X_ESW_ATTR_ALT_VLAN_DISABLE, - .get = esw_get_alt_vlan_disable, - .set = esw_set_alt_vlan_disable, - }, - { - .type = SWITCH_TYPE_INT, - .name = "bc_storm_protect", - .description = "Global broadcast storm protection (0:Disable, 1:64 blocks, 2:96 blocks, 3:128 blocks)", - .max = 3, - .id = RT305X_ESW_ATTR_BC_STATUS, - .get = rt305x_esw_get_bc_status, - .set = rt305x_esw_set_bc_status, - }, - { - .type = SWITCH_TYPE_INT, - .name = "led_frequency", - .description = "LED Flash frequency (0:30mS, 1:60mS, 2:240mS, 3:480mS)", - .max = 3, - .id = RT305X_ESW_ATTR_LED_FREQ, - .get = rt305x_esw_get_led_freq, - .set = rt305x_esw_set_led_freq, - } -}; - -static const struct switch_attr esw_port[] = { - { - .type = SWITCH_TYPE_INT, - .name = "disable", - .description = "Port state (1:disabled)", - .max = 1, - .id = RT305X_ESW_ATTR_PORT_DISABLE, - .get = esw_get_port_bool, - .set = esw_set_port_bool, - }, - { - .type = SWITCH_TYPE_INT, - .name = "doubletag", - .description = "Double tagging for incoming vlan packets " - "(1:enabled)", - .max = 1, - .id = RT305X_ESW_ATTR_PORT_DOUBLETAG, - .get = esw_get_port_bool, - .set = esw_set_port_bool, - }, - { - .type = SWITCH_TYPE_INT, - .name = "untag", - .description = "Untag (1:strip outgoing vlan tag)", - .max = 1, - .id = RT305X_ESW_ATTR_PORT_UNTAG, - .get = esw_get_port_bool, - .set = esw_set_port_bool, - }, - { - .type = SWITCH_TYPE_INT, - .name = "led", - .description = "LED mode (0:link, 1:100m, 2:duplex, 3:activity," - " 4:collision, 5:linkact, 6:duplcoll, 7:10mact," - " 8:100mact, 10:blink, 11:off, 12:on)", - .max = 15, - .id = RT305X_ESW_ATTR_PORT_LED, - .get = esw_get_port_led, - .set = esw_set_port_led, - }, - { - .type = SWITCH_TYPE_INT, - .name = "lan", - .description = "HW port group (0:wan, 1:lan)", - .max = 1, - .id = RT305X_ESW_ATTR_PORT_LAN, - .get = esw_get_port_bool, - }, - { - .type = SWITCH_TYPE_INT, - .name = "recv_bad", - .description = "Receive bad packet counter", - .id = RT305X_ESW_ATTR_PORT_RECV_BAD, - .get = esw_get_port_recv_badgood, - }, - { - .type = SWITCH_TYPE_INT, - .name = "recv_good", - .description = "Receive good packet counter", - .id = RT305X_ESW_ATTR_PORT_RECV_GOOD, - .get = esw_get_port_recv_badgood, - }, - { - .type = SWITCH_TYPE_INT, - .name = "tr_bad", - - .description = "Transmit bad packet counter. rt5350 only", - .id = RT5350_ESW_ATTR_PORT_TR_BAD, - .get = esw_get_port_tr_badgood, - }, - { - .type = SWITCH_TYPE_INT, - .name = "tr_good", - - .description = "Transmit good packet counter. rt5350 only", - .id = RT5350_ESW_ATTR_PORT_TR_GOOD, - .get = esw_get_port_tr_badgood, - }, -}; - -static const struct switch_attr esw_vlan[] = { -}; - -static const struct switch_dev_ops esw_ops = { - .attr_global = { - .attr = esw_global, - .n_attr = ARRAY_SIZE(esw_global), - }, - .attr_port = { - .attr = esw_port, - .n_attr = ARRAY_SIZE(esw_port), - }, - .attr_vlan = { - .attr = esw_vlan, - .n_attr = ARRAY_SIZE(esw_vlan), - }, - .get_vlan_ports = esw_get_vlan_ports, - .set_vlan_ports = esw_set_vlan_ports, - .get_port_pvid = esw_get_port_pvid, - .set_port_pvid = esw_set_port_pvid, - .get_port_link = esw_get_port_link, - .apply_config = esw_apply_config, - .reset_switch = esw_reset_switch, -}; - -static struct rt305x_esw_platform_data rt3050_esw_data = { - /* All ports are LAN ports. */ - .vlan_config = RT305X_ESW_VLAN_CONFIG_NONE, - .reg_initval_fct2 = 0x00d6500c, - /* - * ext phy base addr 31, enable port 5 polling, rx/tx clock skew 1, - * turbo mii off, rgmi 3.3v off - * port5: disabled - * port6: enabled, gige, full-duplex, rx/tx-flow-control - */ - .reg_initval_fpa2 = 0x3f502b28, -}; - -static const struct of_device_id ralink_esw_match[] = { - { .compatible = "ralink,rt3050-esw", .data = &rt3050_esw_data }, - {}, -}; -MODULE_DEVICE_TABLE(of, ralink_esw_match); - -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; - struct rt305x_esw *esw; - struct switch_dev *swdev; - struct resource *res, *irq; - int err; - - pdata = pdev->dev.platform_data; - if (!pdata) { - const struct of_device_id *match; - match = of_match_device(ralink_esw_match, &pdev->dev); - if (match) - pdata = (struct rt305x_esw_platform_data *) match->data; - } - if (!pdata) - return -EINVAL; - - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) { - dev_err(&pdev->dev, "no memory resource found\n"); - return -ENOMEM; - } - - irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0); - if (!irq) { - dev_err(&pdev->dev, "no irq resource found\n"); - return -ENOMEM; - } - - esw = kzalloc(sizeof(struct rt305x_esw), GFP_KERNEL); - if (!esw) { - dev_err(&pdev->dev, "no memory for private data\n"); - return -ENOMEM; - } - - esw->dev = &pdev->dev; - esw->irq = irq->start; - esw->base = ioremap(res->start, resource_size(res)); - if (!esw->base) { - dev_err(&pdev->dev, "ioremap failed\n"); - err = -ENOMEM; - goto free_esw; - } - - port_map = of_get_property(np, "ralink,portmap", NULL); - if (port_map) - esw->port_map = be32_to_cpu(*port_map); - - reg_init = of_get_property(np, "ralink,fct2", NULL); - if (reg_init) - esw->reg_initval_fct2 = be32_to_cpu(*reg_init); - - reg_init = of_get_property(np, "ralink,fpa2", NULL); - if (reg_init) - esw->reg_initval_fpa2 = be32_to_cpu(*reg_init); - - reg_init = of_get_property(np, "ralink,led_polarity", NULL); - if (reg_init) - esw->reg_led_polarity = be32_to_cpu(*reg_init); - - swdev = &esw->swdev; - swdev->of_node = pdev->dev.of_node; - swdev->name = "rt305x-esw"; - swdev->alias = "rt305x"; - swdev->cpu_port = RT305X_ESW_PORT6; - swdev->ports = RT305X_ESW_NUM_PORTS; - swdev->vlans = RT305X_ESW_NUM_VIDS; - swdev->ops = &esw_ops; - - err = register_switch(swdev, NULL); - if (err < 0) { - dev_err(&pdev->dev, "register_switch failed\n"); - goto unmap_base; - } - - platform_set_drvdata(pdev, esw); - - esw->pdata = pdata; - spin_lock_init(&esw->reg_rw_lock); - - esw_hw_init(esw); - - esw_w32(esw, RT305X_ESW_PORT_ST_CHG, RT305X_ESW_REG_ISR); - esw_w32(esw, ~RT305X_ESW_PORT_ST_CHG, RT305X_ESW_REG_IMR); - request_irq(esw->irq, esw_interrupt, 0, "esw", esw); - - return 0; - -unmap_base: - iounmap(esw->base); -free_esw: - kfree(esw); - return err; -} - -static int esw_remove(struct platform_device *pdev) -{ - struct rt305x_esw *esw; - - esw = platform_get_drvdata(pdev); - if (esw) { - unregister_switch(&esw->swdev); - platform_set_drvdata(pdev, NULL); - iounmap(esw->base); - kfree(esw); - } - - return 0; -} - -static struct platform_driver esw_driver = { - .probe = esw_probe, - .remove = esw_remove, - .driver = { - .name = "rt305x-esw", - .owner = THIS_MODULE, - .of_match_table = ralink_esw_match, - }, -}; - -int __init rtesw_init(void) -{ - return platform_driver_register(&esw_driver); -} - -void rtesw_exit(void) -{ - platform_driver_unregister(&esw_driver); -} |