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Add LED setup support for the AR8327.

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Tested:

* DB120

Obtained from:	OpenWRT
This commit is contained in:
Adrian Chadd 2014-02-26 02:00:37 +00:00
parent 810bdedd75
commit b67ba111e9
1 changed files with 67 additions and 0 deletions
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67
sys/dev/etherswitch/arswitch/arswitch_8327.c
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@ -434,6 +434,53 @@ ar8327_fetch_pdata_sgmii(struct arswitch_softc *sc,
return (1);
}
/*
* Fetch the LED configuration from the boot hints.
*/
static int
ar8327_fetch_pdata_led(struct arswitch_softc *sc,
struct ar8327_led_cfg *lcfg)
{
int val;
val = 0;
if (resource_int_value(device_get_name(sc->sc_dev),
device_get_unit(sc->sc_dev),
"led.ctrl0", &val) != 0)
return (0);
lcfg->led_ctrl0 = val;
val = 0;
if (resource_int_value(device_get_name(sc->sc_dev),
device_get_unit(sc->sc_dev),
"led.ctrl1", &val) != 0)
return (0);
lcfg->led_ctrl1 = val;
val = 0;
if (resource_int_value(device_get_name(sc->sc_dev),
device_get_unit(sc->sc_dev),
"led.ctrl2", &val) != 0)
return (0);
lcfg->led_ctrl2 = val;
val = 0;
if (resource_int_value(device_get_name(sc->sc_dev),
device_get_unit(sc->sc_dev),
"led.ctrl3", &val) != 0)
return (0);
lcfg->led_ctrl3 = val;
val = 0;
if (resource_int_value(device_get_name(sc->sc_dev),
device_get_unit(sc->sc_dev),
"led.open_drain", &val) != 0)
return (0);
lcfg->open_drain = val;
return (1);
}
/*
* Initialise the ar8327 specific hardware features from
* the hints provided in the boot environment.
@ -444,6 +491,7 @@ ar8327_init_pdata(struct arswitch_softc *sc)
struct ar8327_pad_cfg pc;
struct ar8327_port_cfg port_cfg;
struct ar8327_sgmii_cfg scfg;
struct ar8327_led_cfg lcfg;
uint32_t t, new_pos, pos;
/* Port 0 */
@ -487,6 +535,25 @@ ar8327_init_pdata(struct arswitch_softc *sc)
new_pos = pos;
/* XXX LED config */
bzero(&lcfg, sizeof(lcfg));
if (ar8327_fetch_pdata_led(sc, &lcfg)) {
if (lcfg.open_drain)
new_pos |= AR8327_POWER_ON_STRIP_LED_OPEN_EN;
else
new_pos &= ~AR8327_POWER_ON_STRIP_LED_OPEN_EN;
arswitch_writereg(sc->sc_dev, AR8327_REG_LED_CTRL0,
lcfg.led_ctrl0);
arswitch_writereg(sc->sc_dev, AR8327_REG_LED_CTRL1,
lcfg.led_ctrl1);
arswitch_writereg(sc->sc_dev, AR8327_REG_LED_CTRL2,
lcfg.led_ctrl2);
arswitch_writereg(sc->sc_dev, AR8327_REG_LED_CTRL3,
lcfg.led_ctrl3);
if (new_pos != pos)
new_pos |= AR8327_POWER_ON_STRIP_POWER_ON_SEL;
}
/* SGMII config */
bzero(&scfg, sizeof(scfg));