diff options
author | Linus Walleij <linus.walleij@linaro.org> | 2023-10-13 00:08:35 +0200 |
---|---|---|
committer | Linus Walleij <linus.walleij@linaro.org> | 2023-11-21 10:18:21 +0100 |
commit | fa47b2b3949dd4f1bf5d82507127025932db287e (patch) | |
tree | 002234a72f74acc1ef8baa4d48b99fcf19bb58b4 | |
parent | a2f6dfb46d8ee269e5d830cb3d58e67dde818ff9 (diff) | |
download | linux-nomadik-leds-on-v6.1-owrt.tar.gz |
net: dsa: mv88e6xxx: Support LED controlleds-on-v6.1-owrt
Stab patch.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
-rw-r--r-- | drivers/net/dsa/mv88e6xxx/chip.c | 35 | ||||
-rw-r--r-- | drivers/net/dsa/mv88e6xxx/chip.h | 11 | ||||
-rw-r--r-- | drivers/net/dsa/mv88e6xxx/port.c | 585 | ||||
-rw-r--r-- | drivers/net/dsa/mv88e6xxx/port.h | 125 |
4 files changed, 754 insertions, 2 deletions
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index dabfdc5703ba97..36875bb43a471e 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -27,6 +27,7 @@ #include <linux/of_irq.h> #include <linux/of_mdio.h> #include <linux/platform_data/mv88e6xxx.h> +#include <linux/property.h> #include <linux/netdevice.h> #include <linux/gpio/consumer.h> #include <linux/phylink.h> @@ -3309,15 +3310,44 @@ static int mv88e6xxx_setup_upstream_port(struct mv88e6xxx_chip *chip, int port) static int mv88e6xxx_setup_port(struct mv88e6xxx_chip *chip, int port) { struct device_node *phy_handle = NULL; + struct fwnode_handle *ports_fwnode; + struct fwnode_handle *port_fwnode; struct dsa_switch *ds = chip->ds; + struct mv88e6xxx_port *p; phy_interface_t mode; struct dsa_port *dp; int tx_amp, speed; int err; u16 reg; + u32 val; + + p = &chip->ports[port]; + p->chip = chip; + p->port = port; + + /* Look up corresponding fwnode if any */ + ports_fwnode = device_get_named_child_node(chip->dev, "ethernet-ports"); + if (!ports_fwnode) + ports_fwnode = device_get_named_child_node(chip->dev, "ports"); + if (ports_fwnode) { + fwnode_for_each_child_node(ports_fwnode, port_fwnode) { + if (fwnode_property_read_u32(port_fwnode, "reg", &val)) + continue; + if (val == port) { + p->fwnode = port_fwnode; + break; + } + } + } else { + dev_info(chip->dev, + "no ethernet ports node defined for the device\n"); + } - chip->ports[port].chip = chip; - chip->ports[port].port = port; + if (chip->info->ops->port_setup_leds) { + err = chip->info->ops->port_setup_leds(chip, port); + if (err && err != -EOPNOTSUPP) + return err; + } dp = dsa_to_port(ds, port); @@ -5328,6 +5358,7 @@ static const struct mv88e6xxx_ops mv88e6352_ops = { .port_disable_learn_limit = mv88e6xxx_port_disable_learn_limit, .port_disable_pri_override = mv88e6xxx_port_disable_pri_override, .port_get_cmode = mv88e6352_port_get_cmode, + .port_setup_leds = mv88e6xxx_port_setup_leds, .port_setup_message_port = mv88e6xxx_setup_message_port, .stats_snapshot = mv88e6320_g1_stats_snapshot, .stats_set_histogram = mv88e6095_g1_stats_set_histogram, diff --git a/drivers/net/dsa/mv88e6xxx/chip.h b/drivers/net/dsa/mv88e6xxx/chip.h index 4da9e2fef3e7af..57d289728503c7 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.h +++ b/drivers/net/dsa/mv88e6xxx/chip.h @@ -13,7 +13,9 @@ #include <linux/irq.h> #include <linux/gpio/consumer.h> #include <linux/kthread.h> +#include <linux/leds.h> #include <linux/phy.h> +#include <linux/property.h> #include <linux/ptp_clock_kernel.h> #include <linux/timecounter.h> #include <net/dsa.h> @@ -272,6 +274,7 @@ struct mv88e6xxx_vlan { struct mv88e6xxx_port { struct mv88e6xxx_chip *chip; int port; + struct fwnode_handle *fwnode; struct mv88e6xxx_vlan bridge_pvid; u64 serdes_stats[2]; u64 atu_member_violation; @@ -286,6 +289,11 @@ struct mv88e6xxx_port { unsigned int serdes_irq; char serdes_irq_name[64]; struct devlink_region *region; + struct led_classdev led0; + struct led_classdev led1; + unsigned long rules_led0; + unsigned long rules_led1; + u16 ledreg; }; enum mv88e6xxx_region_id { @@ -543,6 +551,9 @@ struct mv88e6xxx_ops { phy_interface_t mode); int (*port_get_cmode)(struct mv88e6xxx_chip *chip, int port, u8 *cmode); + /* LED control */ + int (*port_setup_leds)(struct mv88e6xxx_chip *chip, int port); + /* Some devices have a per port register indicating what is * the upstream port this port should forward to. */ diff --git a/drivers/net/dsa/mv88e6xxx/port.c b/drivers/net/dsa/mv88e6xxx/port.c index e9b4a6ea4d091c..cf0e02bed4ccad 100644 --- a/drivers/net/dsa/mv88e6xxx/port.c +++ b/drivers/net/dsa/mv88e6xxx/port.c @@ -12,6 +12,7 @@ #include <linux/if_bridge.h> #include <linux/phy.h> #include <linux/phylink.h> +#include <linux/property.h> #include "chip.h" #include "global2.h" @@ -1566,6 +1567,590 @@ int mv88e6351_port_set_ether_type(struct mv88e6xxx_chip *chip, int port, return mv88e6xxx_port_write(chip, port, MV88E6XXX_PORT_ETH_TYPE, etype); } +/* Offset 0x16: LED control */ + +static int mv88e6xxx_led_brightness_set(struct mv88e6xxx_port *p, int led, + int brightness) +{ + u16 reg; + + reg = p->ledreg; + + if (led == 1) + reg &= ~MV88E6XXX_PORT_LED_CONTROL_LED1_SEL_MASK; + else + reg &= ~MV88E6XXX_PORT_LED_CONTROL_LED0_SEL_MASK; + + if (brightness) { + /* Selector 0x0f == Force LED ON */ + if (led == 1) + reg |= MV88E6XXX_PORT_LED_CONTROL_LED1_SELF; + else + reg |= MV88E6XXX_PORT_LED_CONTROL_LED0_SELF; + } else { + /* Selector 0x0e == Force LED OFF */ + if (led == 1) + reg |= MV88E6XXX_PORT_LED_CONTROL_LED1_SELE; + else + reg |= MV88E6XXX_PORT_LED_CONTROL_LED0_SELE; + } + + p->ledreg = reg; + + reg |= MV88E6XXX_PORT_LED_CONTROL_UPDATE; + reg |= MV88E6XXX_PORT_LED_CONTROL_POINTER_LED01_CTRL; + + return mv88e6xxx_port_write(p->chip, p->port, MV88E6XXX_PORT_LED_CONTROL, reg); +} + +static int mv88e6xxx_led0_brightness_set_blocking(struct led_classdev *ldev, + enum led_brightness brightness) +{ + struct mv88e6xxx_port *p = container_of(ldev, struct mv88e6xxx_port, led0); + int err; + + mv88e6xxx_reg_lock(p->chip); + err = mv88e6xxx_led_brightness_set(p, 0, brightness); + mv88e6xxx_reg_unlock(p->chip); + + return err; +} + +static int mv88e6xxx_led1_brightness_set_blocking(struct led_classdev *ldev, + enum led_brightness brightness) +{ + struct mv88e6xxx_port *p = container_of(ldev, struct mv88e6xxx_port, led1); + int err; + + mv88e6xxx_reg_lock(p->chip); + err = mv88e6xxx_led_brightness_set(p, 1, brightness); + mv88e6xxx_reg_unlock(p->chip); + + return err; +} + +/* + * mv88e6xxx_led_get_selector() - get the appropriate LED mode selector + * @p: port state container + * @led: LED number, 0 or 1 + * @blink: blink the LED (usually blink on indicated activity) + * @rules: LED status flags from the LED classdev core + * @selector: fill in the selector in this parameter with an OR operation + */ +static int mv88e6xxx_led_get_selector(struct mv88e6xxx_port *p, int led, bool blink, + unsigned long rules, u16 *selector) +{ + if (!rules && blink) { + /* No special rules: activate forced blink mode */ + if (led == 1) + *selector |= MV88E6XXX_PORT_LED_CONTROL_LED1_SELD; + else + *selector |= MV88E6XXX_PORT_LED_CONTROL_LED0_SELD; + return 0; + } + + /* Parsing specific to netdev trigger */ + if (test_bit(TRIGGER_NETDEV_LINK, &rules)) { + if (p->port <= 3) { + if (led == 0) { + if (blink) + *selector |= MV88E6XXX_PORT_LED_CONTROL_LED0_SEL3; + else + *selector |= MV88E6XXX_PORT_LED_CONTROL_LED0_SEL8; + return 0; + } + if (led == 1 && blink) { + *selector |= MV88E6XXX_PORT_LED_CONTROL_LED1_SEL8; + return 0; + } + } + if (p->port == 4 && blink) { + if (led == 0) { + *selector |= MV88E6XXX_PORT_LED_CONTROL_LED1_SEL0; + return 0; + } + if (led == 1) { + *selector |= MV88E6XXX_PORT_LED_CONTROL_LED1_SEL4; + return 0; + } + } + if (p->port == 5) { + if (led == 0 && blink) { + *selector |= MV88E6XXX_PORT_LED_CONTROL_LED0_SEL8; + return 0; + } + if (led == 1 && !blink) { + *selector |= MV88E6XXX_PORT_LED_CONTROL_LED1_SEL5; + return 0; + } + } + } + if (test_bit(TRIGGER_NETDEV_LINK_10, &rules)) { + if (p->port <= 3 && led == 0) { + if (blink) + *selector |= MV88E6XXX_PORT_LED_CONTROL_LED0_SELA; + else + *selector |= MV88E6XXX_PORT_LED_CONTROL_LED0_SEL9; + return 0; + } + } + if (test_bit(TRIGGER_NETDEV_LINK_100, &rules)) { + if (p->port <= 3) { + if (led == 0) { + /* 100 or 1000 actually */ + if (blink) + *selector |= MV88E6XXX_PORT_LED_CONTROL_LED0_SEL1; + else + *selector |= MV88E6XXX_PORT_LED_CONTROL_LED0_SELB; + return 0; + } + if (led == 1) { + if (blink) + *selector |= MV88E6XXX_PORT_LED_CONTROL_LED1_SELA; + else + *selector |= MV88E6XXX_PORT_LED_CONTROL_LED1_SEL9; + return 0; + } + } + if ((p->port == 4 || p->port == 5) && blink) { + if (led == 0) { + *selector |= MV88E6XXX_PORT_LED_CONTROL_LED0_SEL1; + return 0; + } + if (led == 1) { + *selector |= MV88E6XXX_PORT_LED_CONTROL_LED1_SEL2; + return 0; + } + } + } + if (test_bit(TRIGGER_NETDEV_LINK_1000, &rules)) { + if (p->port <= 3) { + if (led == 0) { + if (blink) + *selector |= MV88E6XXX_PORT_LED_CONTROL_LED0_SEL2; + else + /* 100 or 1000 actually */ + *selector |= MV88E6XXX_PORT_LED_CONTROL_LED0_SELB; + return 0; + } + if (led == 1) { + if (blink) + /* 10 or 1000 actually */ + *selector |= MV88E6XXX_PORT_LED_CONTROL_LED1_SEL6; + else + *selector |= MV88E6XXX_PORT_LED_CONTROL_LED1_SEL3; + return 0; + } + } + if ((p->port == 4 || p->port == 5) && blink) { + if (led == 0) { + *selector |= MV88E6XXX_PORT_LED_CONTROL_LED0_SEL2; + return 0; + } + if (led == 1) { + *selector |= MV88E6XXX_PORT_LED_CONTROL_LED1_SEL1; + return 0; + } + } + } + if (test_bit(TRIGGER_NETDEV_FULL_DUPLEX, &rules)) { + if (p->port <= 3) { + if (led == 0) { + *selector |= MV88E6XXX_PORT_LED_CONTROL_LED0_SEL6; + return 0; + } + } + if (p->port == 4) { + if (led == 0) { + *selector |= MV88E6XXX_PORT_LED_CONTROL_LED0_SEL6; + return 0; + } + } + if (p->port == 5) { + if (led == 1) { + *selector |= MV88E6XXX_PORT_LED_CONTROL_LED1_SEL6; + return 0; + } + } + } + + return -EOPNOTSUPP; +} + +/* Sets up the hardware blinking period */ +static int mv88e6xxx_led_set_blinking_period(struct mv88e6xxx_port *p, int led, + unsigned long *delay_on, unsigned long *delay_off) +{ + unsigned long period; + u16 reg; + + period = *delay_on + *delay_off; + + reg = 0; + + switch (period) { + case 21: + reg |= MV88E6XXX_PORT_LED_CONTROL_0x06_BLINK_RATE_21MS; + break; + case 42: + reg |= MV88E6XXX_PORT_LED_CONTROL_0x06_BLINK_RATE_42MS; + break; + case 84: + reg |= MV88E6XXX_PORT_LED_CONTROL_0x06_BLINK_RATE_84MS; + break; + case 168: + reg |= MV88E6XXX_PORT_LED_CONTROL_0x06_BLINK_RATE_168MS; + break; + case 336: + reg |= MV88E6XXX_PORT_LED_CONTROL_0x06_BLINK_RATE_336MS; + break; + case 672: + reg |= MV88E6XXX_PORT_LED_CONTROL_0x06_BLINK_RATE_672MS; + break; + default: + /* Fall back to software blinking */ + return -EINVAL; + } + + /* This is essentially PWM duty cycle: how long time of the period + * will the LED be on. Zero isn't great in most cases. + */ + switch (*delay_on) { + case 0: + /* This is usually pretty useless and will make the LED look OFF */ + reg |= MV88E6XXX_PORT_LED_CONTROL_0x06_PULSE_STRETCH_NONE; + break; + case 21: + reg |= MV88E6XXX_PORT_LED_CONTROL_0x06_PULSE_STRETCH_21MS; + break; + case 42: + reg |= MV88E6XXX_PORT_LED_CONTROL_0x06_PULSE_STRETCH_42MS; + break; + case 84: + reg |= MV88E6XXX_PORT_LED_CONTROL_0x06_PULSE_STRETCH_84MS; + break; + case 168: + reg |= MV88E6XXX_PORT_LED_CONTROL_0x06_PULSE_STRETCH_168MS; + break; + default: + /* Just use something non-zero */ + reg |= MV88E6XXX_PORT_LED_CONTROL_0x06_PULSE_STRETCH_21MS; + *delay_on = 21; + break; + } + + reg |= MV88E6XXX_PORT_LED_CONTROL_UPDATE; + /* Set up blink rate */ + reg |= MV88E6XXX_PORT_LED_CONTROL_POINTER_STRETCH_BLINK; + + return mv88e6xxx_port_write(p->chip, p->port, MV88E6XXX_PORT_LED_CONTROL, reg); +} + +static int mv88e6xxx_led_blink_set(struct mv88e6xxx_port *p, int led, + unsigned long *delay_on, unsigned long *delay_off) +{ + u16 reg; + int err; + + /* Choose a sensible default 336 ms (~3 Hz) */ + if ((*delay_on == 0) && (*delay_off == 0)) { + *delay_on = 168; + *delay_off = 168; + } + + /* No off delay is just on */ + if (*delay_off == 0) + return mv88e6xxx_led_brightness_set(p, led, 1); + + err = mv88e6xxx_led_set_blinking_period(p, led, delay_on, delay_off); + if (err) + return err; + + reg = p->ledreg; + + if (led == 1) + reg &= ~MV88E6XXX_PORT_LED_CONTROL_LED1_SEL_MASK; + else + reg &= ~MV88E6XXX_PORT_LED_CONTROL_LED0_SEL_MASK; + + /* This will select the forced blinking status */ + err = mv88e6xxx_led_get_selector(p, led, true, 0, ®); + if (err) + return err; + + p->ledreg = reg; + + reg |= MV88E6XXX_PORT_LED_CONTROL_UPDATE; + reg |= MV88E6XXX_PORT_LED_CONTROL_POINTER_LED01_CTRL; + + return mv88e6xxx_port_write(p->chip, p->port, MV88E6XXX_PORT_LED_CONTROL, reg); +} + +static int mv88e6xxx_led0_blink_set(struct led_classdev *ldev, + unsigned long *delay_on, + unsigned long *delay_off) +{ + struct mv88e6xxx_port *p = container_of(ldev, struct mv88e6xxx_port, led0); + int err; + + mv88e6xxx_reg_lock(p->chip); + err = mv88e6xxx_led_blink_set(p, 0, delay_on, delay_off); + mv88e6xxx_reg_unlock(p->chip); + + return err; +} + +static int mv88e6xxx_led1_blink_set(struct led_classdev *ldev, + unsigned long *delay_on, + unsigned long *delay_off) +{ + struct mv88e6xxx_port *p = container_of(ldev, struct mv88e6xxx_port, led1); + int err; + + mv88e6xxx_reg_lock(p->chip); + err = mv88e6xxx_led_blink_set(p, 1, delay_on, delay_off); + mv88e6xxx_reg_unlock(p->chip); + + return err; +} + +static int +mv88e6xxx_led0_hw_control_is_supported(struct led_classdev *ldev, unsigned long rules) +{ + struct mv88e6xxx_port *p = container_of(ldev, struct mv88e6xxx_port, led0); + u16 selector = 0; + + return mv88e6xxx_led_get_selector(p, 0, true, rules, &selector); +} + +static int +mv88e6xxx_led1_hw_control_is_supported(struct led_classdev *ldev, unsigned long rules) +{ + struct mv88e6xxx_port *p = container_of(ldev, struct mv88e6xxx_port, led1); + u16 selector = 0; + + return mv88e6xxx_led_get_selector(p, 1, true, rules, &selector); +} + +static int mv88e6xxx_led_hw_control_set(struct mv88e6xxx_port *p, + int led, unsigned long rules) +{ + /* This will select some default blinking period */ + unsigned long delay_off = 168; + unsigned long delay_on = 168; + u16 reg; + int err; + + reg = p->ledreg; + + if (led == 1) + reg &= ~MV88E6XXX_PORT_LED_CONTROL_LED1_SEL_MASK; + else + reg &= ~MV88E6XXX_PORT_LED_CONTROL_LED0_SEL_MASK; + + err = mv88e6xxx_led_get_selector(p, led, true, rules, ®); + if (err) + return err; + + p->ledreg = reg; + + reg |= MV88E6XXX_PORT_LED_CONTROL_UPDATE; + reg |= MV88E6XXX_PORT_LED_CONTROL_POINTER_LED01_CTRL; + + dev_info(p->chip->dev, "set LED hardware control on port %d\n", p->port); + + err = mv88e6xxx_port_write(p->chip, p->port, MV88E6XXX_PORT_LED_CONTROL, reg); + if (err) + return err; + + if (led == 0) + p->rules_led0 = rules; + else + p->rules_led1 = rules; + + /* Set up some default blinking period */ + return mv88e6xxx_led_set_blinking_period(p, led, &delay_on, &delay_off); +} + +static int +mv88e6xxx_led_hw_control_get(struct mv88e6xxx_port *p, int led, unsigned long *rules) +{ + /* The hardware register cannot be read: just return what has been set up + * previously by the kernel, if anything. + */ + if (led == 0) + *rules = p->rules_led0; + else + *rules = p->rules_led1; + return 0; +} + +static int +mv88e6xxx_led0_hw_control_set(struct led_classdev *ldev, unsigned long rules) +{ + struct mv88e6xxx_port *p = container_of(ldev, struct mv88e6xxx_port, led0); + int err; + + mv88e6xxx_reg_lock(p->chip); + err = mv88e6xxx_led_hw_control_set(p, 0, rules); + mv88e6xxx_reg_unlock(p->chip); + + return err; +} + +static int +mv88e6xxx_led1_hw_control_set(struct led_classdev *ldev, unsigned long rules) +{ + struct mv88e6xxx_port *p = container_of(ldev, struct mv88e6xxx_port, led1); + int err; + + mv88e6xxx_reg_lock(p->chip); + err = mv88e6xxx_led_hw_control_set(p, 1, rules); + mv88e6xxx_reg_unlock(p->chip); + + return err; +} + +static int +mv88e6xxx_led0_hw_control_get(struct led_classdev *ldev, unsigned long *rules) +{ + struct mv88e6xxx_port *p = container_of(ldev, struct mv88e6xxx_port, led0); + + return mv88e6xxx_led_hw_control_get(p, 0, rules); +} + +static int +mv88e6xxx_led1_hw_control_get(struct led_classdev *ldev, unsigned long *rules) +{ + struct mv88e6xxx_port *p = container_of(ldev, struct mv88e6xxx_port, led1); + + return mv88e6xxx_led_hw_control_get(p, 1, rules); +} + +static struct device *mv88e6xxx_led_hw_control_get_device(struct mv88e6xxx_port *p) +{ + struct dsa_port *dp; + + dp = dsa_to_port(p->chip->ds, p->port); + if (!dp) + return NULL; + if (dp->slave) + return &dp->slave->dev; + return NULL; +} + +static struct device * +mv88e6xxx_led0_hw_control_get_device(struct led_classdev *ldev) +{ + struct mv88e6xxx_port *p = container_of(ldev, struct mv88e6xxx_port, led0); + + return mv88e6xxx_led_hw_control_get_device(p); +} + +static struct device * +mv88e6xxx_led1_hw_control_get_device(struct led_classdev *ldev) +{ + struct mv88e6xxx_port *p = container_of(ldev, struct mv88e6xxx_port, led1); + + return mv88e6xxx_led_hw_control_get_device(p); +} + +int mv88e6xxx_port_setup_leds(struct mv88e6xxx_chip *chip, int port) +{ + struct fwnode_handle *led = NULL, *leds = NULL; + struct led_init_data init_data = { }; + unsigned long led_on, led_off; + enum led_default_state state; + struct mv88e6xxx_port *p; + struct led_classdev *l; + struct device *dev; + u32 led_num; + int ret; + + /* LEDs are on ports 1,2,3,4, 5 and 6 (index 0..5), no more */ + if (port > 5) + return -EOPNOTSUPP; + + p = &chip->ports[port]; + if (!p->fwnode) + return 0; + p->ledreg = 0; + + dev = chip->dev; + + leds = fwnode_get_named_child_node(p->fwnode, "leds"); + if (!leds) { + dev_info(dev, "No Leds node specified in device tree for port %d!\n", + port); + return 0; + } + + fwnode_for_each_child_node(leds, led) { + /* Reg represent the led number of the port, max 2 + * LEDs can be connected to each port, in some designs + * only one LED is connected. + */ + if (fwnode_property_read_u32(led, "reg", &led_num)) + continue; + if (led_num > 1) { + dev_err(dev, "invalid LED specified port %d\n", port); + continue; + } + + if (led_num == 0) + l = &p->led0; + else + l = &p->led1; + + state = led_init_default_state_get(led); + switch (state) { + case LEDS_DEFSTATE_ON: + l->brightness = 1; + mv88e6xxx_led_brightness_set(p, led_num, 1); + break; + case LEDS_DEFSTATE_KEEP: + break; + default: + l->brightness = 0; + mv88e6xxx_led_brightness_set(p, led_num, 0); + } + + l->max_brightness = 1; + if (led_num == 0) { + l->brightness_set_blocking = mv88e6xxx_led0_brightness_set_blocking; + l->blink_set = mv88e6xxx_led0_blink_set; + l->hw_control_is_supported = mv88e6xxx_led0_hw_control_is_supported; + l->hw_control_set = mv88e6xxx_led0_hw_control_set; + l->hw_control_get = mv88e6xxx_led0_hw_control_get; + l->hw_control_get_device = mv88e6xxx_led0_hw_control_get_device; + } else { + l->brightness_set_blocking = mv88e6xxx_led1_brightness_set_blocking; + l->blink_set = mv88e6xxx_led1_blink_set; + l->hw_control_is_supported = mv88e6xxx_led1_hw_control_is_supported; + l->hw_control_set = mv88e6xxx_led1_hw_control_set; + l->hw_control_get = mv88e6xxx_led1_hw_control_get; + l->hw_control_get_device = mv88e6xxx_led1_hw_control_get_device; + } + l->hw_control_trigger = "netdev"; + + init_data.default_label = ":port"; + init_data.fwnode = led; + init_data.devname_mandatory = true; + init_data.devicename = kasprintf(GFP_KERNEL, "%s:0%d:0%d", chip->info->name, + port, led_num); + if (!init_data.devicename) + return -ENOMEM; + + ret = devm_led_classdev_register_ext(dev, l, &init_data); + if (ret) + dev_err(dev, "Failed to init LED %d for port %d", led_num, port); + + kfree(init_data.devicename); + } + + return 0; +} + /* Offset 0x18: Port IEEE Priority Remapping Registers [0-3] * Offset 0x19: Port IEEE Priority Remapping Registers [4-7] */ diff --git a/drivers/net/dsa/mv88e6xxx/port.h b/drivers/net/dsa/mv88e6xxx/port.h index ec90190044047b..0d61885d1d03ff 100644 --- a/drivers/net/dsa/mv88e6xxx/port.h +++ b/drivers/net/dsa/mv88e6xxx/port.h @@ -292,6 +292,130 @@ /* Offset 0x13: OutFiltered Counter */ #define MV88E6XXX_PORT_OUT_FILTERED 0x13 +/* Offset 0x16: LED Control */ +#define MV88E6XXX_PORT_LED_CONTROL 0x16 +#define MV88E6XXX_PORT_LED_CONTROL_UPDATE BIT(15) +#define MV88E6XXX_PORT_LED_CONTROL_POINTER_MASK GENMASK(14, 12) +#define MV88E6XXX_PORT_LED_CONTROL_POINTER_LED01_CTRL (0x00 << 12) /* Control for LED 0 and 1 */ +#define MV88E6XXX_PORT_LED_CONTROL_POINTER_STRETCH_BLINK (0x06 << 12) /* Stetch and Blink Rate */ +#define MV88E6XXX_PORT_LED_CONTROL_POINTER_CNTL_SPECIAL (0x07 << 12) /* Control for the Port's Special LED */ +#define MV88E6XXX_PORT_LED_CONTROL_DATA_MASK GENMASK(10, 0) +/* Selection masks valid for either port 1,2,3,4 or 5 */ +#define MV88E6XXX_PORT_LED_CONTROL_LED0_SEL_MASK GENMASK(3, 0) +#define MV88E6XXX_PORT_LED_CONTROL_LED1_SEL_MASK GENMASK(7, 4) +/* Selection control for LED 0 and 1, ports 5 and 6 only has LED 0 + * Bits Function + * 0..3 LED 0 control selector on ports 1-5 + * 4..7 LED 1 control selector on ports 1-4 on port 5 this controls LED 0 of port 6 + * + * Sel Port LED Function + * 0 1-4 0 Link/Act/Speed by Blink Rate (off=no link, on=link, blink=activity, blink speed=link speed) + * 1-4 1 Port 2's Special LED + * 5-6 0 Port 5 Link/Act (off=no link, on=link, blink=activity) + * 5-6 1 Port 6 Link/Act (off=no link, on=link 1000, blink=activity) + * 1 1-4 0 100/1000 Link/Act (off=no link, on=100 or 1000 link, blink=activity) + * 1-4 1 10/100 Link Act (off=no link, on=10 or 100 link, blink=activity) + * 5-6 0 Fiber 100 Link/Act (off=no link, on=link 100, blink=activity) + * 5-6 1 Fiber 1000 Link/Act (off=no link, on=link 1000, blink=activity) + * 2 1-4 0 1000 Link/Act (off=no link, on=Gig link, blink=activity) + * 1-4 1 10/100 Link/Act (off=no link, on=10 or 100 link, blink=activity) + * 5-6 0 Fiber 1000 Link/Act (off=no link, on=link 1000, blink=activity) + * 5-6 1 Fiber 100 Link/Act (off=no link, on=link 100, blink=activity) + * 3 1-4 0 Link/Act (off=no link, on=link, blink=activity) + * 1-4 1 1000 Link (off=no link, on=1000 link) + * 5-6 0 Port 0's Special LED + * 5-6 1 Fiber Link (off=no link, on=link) + * 4 1-4 0 Port 0's Special LED + * 1-4 1 Port 1's Special LED + * 5-6 0 Port 1's Special LED + * 5-6 1 Port 5 Link/Act (off=no link, on=link, blink=activity) + * 5 1-4 0 Reserved + * 1-4 1 Reserved + * 5-6 0 Port 2's Special LED + * 5-6 1 Port 6 Link (off=no link, on=link) + * 6 1-4 0 Duplex/Collision (off=half-duplex,on=full-duplex,blink=collision) + * 1-4 1 10/1000 Link/Act (off=no link, on=10 or 1000 link, blink=activity) + * 5-6 0 Port 5 Duplex/Collision (off=half-duplex, on=full-duplex, blink=col) + * 5-6 1 Port 6 Duplex/Collision (off=half-duplex, on=full-duplex, blink=col) + * 7 1-4 0 10/1000 Link/Act (off=no link, on=10 or 1000 link, blink=activity) + * 1-4 1 10/1000 Link (off=no link, on=10 or 1000 link) + * 5-6 0 Port 5 Link/Act/Speed by Blink rate (off=no link, on=link, blink=activity, blink speed=link speed) + * 5-6 1 Port 6 Link/Act/Speed by Blink rate (off=no link, on=link, blink=activity, blink speed=link speed) + * 8 1-4 0 Link (off=no link, on=link) + * 1-4 1 Activity (off=no link, blink on=activity) + * 5-6 0 Port 6 Link/Act (off=no link, on=link, blink=activity) + * 5-6 1 Port 0's Special LED + * 9 1-4 0 10 Link (off=no link, on=10 link) + * 1-4 1 100 Link (off=no link, on=100 link) + * 5-6 0 Reserved + * 5-6 1 Port 1's Special LED + * a 1-4 0 10 Link/Act (off=no link, on=10 link, blink=activity) + * 1-4 1 100 Link/Act (off=no link, on=100 link, blink=activity) + * 5-6 0 Reserved + * 5-6 1 Port 2's Special LED + * b 1-4 0 100/1000 Link (off=no link, on=100 or 1000 link) + * 1-4 1 10/100 Link (off=no link, on=100 link, blink=activity) + * 5-6 0 Reserved + * 5-6 1 Reserved + * c * * PTP Act (blink on=PTP activity) + * d * * Force Blink + * e * * Force Off + * f * * Force On + */ +/* Select LED0 output */ +#define MV88E6XXX_PORT_LED_CONTROL_LED0_SEL0 0x0 +#define MV88E6XXX_PORT_LED_CONTROL_LED0_SEL1 0x1 +#define MV88E6XXX_PORT_LED_CONTROL_LED0_SEL2 0x2 +#define MV88E6XXX_PORT_LED_CONTROL_LED0_SEL3 0x3 +#define MV88E6XXX_PORT_LED_CONTROL_LED0_SEL4 0x4 +#define MV88E6XXX_PORT_LED_CONTROL_LED0_SEL5 0x5 +#define MV88E6XXX_PORT_LED_CONTROL_LED0_SEL6 0x6 +#define MV88E6XXX_PORT_LED_CONTROL_LED0_SEL7 0x7 +#define MV88E6XXX_PORT_LED_CONTROL_LED0_SEL8 0x8 +#define MV88E6XXX_PORT_LED_CONTROL_LED0_SEL9 0x9 +#define MV88E6XXX_PORT_LED_CONTROL_LED0_SELA 0xa +#define MV88E6XXX_PORT_LED_CONTROL_LED0_SELB 0xb +#define MV88E6XXX_PORT_LED_CONTROL_LED0_SELC 0xc +#define MV88E6XXX_PORT_LED_CONTROL_LED0_SELD 0xd +#define MV88E6XXX_PORT_LED_CONTROL_LED0_SELE 0xe +#define MV88E6XXX_PORT_LED_CONTROL_LED0_SELF 0xf +#define MV88E6XXX_PORT_LED_CONTROL_LED1_SEL0 (0x0 << 4) +#define MV88E6XXX_PORT_LED_CONTROL_LED1_SEL1 (0x1 << 4) +#define MV88E6XXX_PORT_LED_CONTROL_LED1_SEL2 (0x2 << 4) +#define MV88E6XXX_PORT_LED_CONTROL_LED1_SEL3 (0x3 << 4) +#define MV88E6XXX_PORT_LED_CONTROL_LED1_SEL4 (0x4 << 4) +#define MV88E6XXX_PORT_LED_CONTROL_LED1_SEL5 (0x5 << 4) +#define MV88E6XXX_PORT_LED_CONTROL_LED1_SEL6 (0x6 << 4) +#define MV88E6XXX_PORT_LED_CONTROL_LED1_SEL7 (0x7 << 4) +#define MV88E6XXX_PORT_LED_CONTROL_LED1_SEL8 (0x8 << 4) +#define MV88E6XXX_PORT_LED_CONTROL_LED1_SEL9 (0x9 << 4) +#define MV88E6XXX_PORT_LED_CONTROL_LED1_SELA (0xa << 4) +#define MV88E6XXX_PORT_LED_CONTROL_LED1_SELB (0xb << 4) +#define MV88E6XXX_PORT_LED_CONTROL_LED1_SELC (0xc << 4) +#define MV88E6XXX_PORT_LED_CONTROL_LED1_SELD (0xd << 4) +#define MV88E6XXX_PORT_LED_CONTROL_LED1_SELE (0xe << 4) +#define MV88E6XXX_PORT_LED_CONTROL_LED1_SELF (0xf << 4) +/* Stretch and Blink Rate Control (Index 0x06 of LED Control) */ +/* Pulse Stretch Selection for all LED's on this port */ +#define MV88E6XXX_PORT_LED_CONTROL_0x06_PULSE_STRETCH_NONE (0 << 4) +#define MV88E6XXX_PORT_LED_CONTROL_0x06_PULSE_STRETCH_21MS (1 << 4) +#define MV88E6XXX_PORT_LED_CONTROL_0x06_PULSE_STRETCH_42MS (2 << 4) +#define MV88E6XXX_PORT_LED_CONTROL_0x06_PULSE_STRETCH_84MS (3 << 4) +#define MV88E6XXX_PORT_LED_CONTROL_0x06_PULSE_STRETCH_168MS (4 << 4) +/* Blink Rate Selection for all LEDs on this port */ +#define MV88E6XXX_PORT_LED_CONTROL_0x06_BLINK_RATE_21MS 0 +#define MV88E6XXX_PORT_LED_CONTROL_0x06_BLINK_RATE_42MS 1 +#define MV88E6XXX_PORT_LED_CONTROL_0x06_BLINK_RATE_84MS 2 +#define MV88E6XXX_PORT_LED_CONTROL_0x06_BLINK_RATE_168MS 3 +#define MV88E6XXX_PORT_LED_CONTROL_0x06_BLINK_RATE_336MS 4 +#define MV88E6XXX_PORT_LED_CONTROL_0x06_BLINK_RATE_672MS 5 + /* Control for Special LED (Index 0x7 of LED Control on Port0) */ +#define MV88E6XXX_PORT_LED_CONTROL_0x07_P0_LAN_LINKACT_SHIFT 0 /* bits 6:0 LAN Link Activity LED */ +/* Control for Special LED (Index 0x7 of LED Control on Port 1) */ +#define MV88E6XXX_PORT_LED_CONTROL_0x07_P1_WAN_LINKACT_SHIFT 0 /* bits 6:0 WAN Link Activity LED */ +/* Control for Special LED (Index 0x7 of LED Control on Port 2) */ +#define MV88E6XXX_PORT_LED_CONTROL_0x07_P2_PTP_ACT 0 /* bits 6:0 PTP Activity */ + /* Offset 0x18: IEEE Priority Mapping Table */ #define MV88E6390_PORT_IEEE_PRIO_MAP_TABLE 0x18 #define MV88E6390_PORT_IEEE_PRIO_MAP_TABLE_UPDATE 0x8000 @@ -440,6 +564,7 @@ int mv88e6393x_port_set_cmode(struct mv88e6xxx_chip *chip, int port, phy_interface_t mode); int mv88e6185_port_get_cmode(struct mv88e6xxx_chip *chip, int port, u8 *cmode); int mv88e6352_port_get_cmode(struct mv88e6xxx_chip *chip, int port, u8 *cmode); +int mv88e6xxx_port_setup_leds(struct mv88e6xxx_chip *chip, int port); int mv88e6xxx_port_drop_untagged(struct mv88e6xxx_chip *chip, int port, bool drop_untagged); int mv88e6xxx_port_set_map_da(struct mv88e6xxx_chip *chip, int port, bool map); |