Author: adrian
Date: Wed Feb 26 02:00:37 2014
New Revision: 262519
URL: http://svnweb.freebsd.org/changeset/base/262519
Log:
Add LED setup support for the AR8327.
Tested:
* DB120
Obtained from: OpenWRT
Modified:
head/sys/dev/etherswitch/arswitch/arswitch_8327.c
Modified: head/sys/dev/etherswitch/arswitch/arswitch_8327.c
==============================================================================
--- head/sys/dev/etherswitch/arswitch/arswitch_8327.c Wed Feb 26 01:57:55
2014 (r262518)
+++ head/sys/dev/etherswitch/arswitch/arswitch_8327.c Wed Feb 26 02:00:37
2014 (r262519)
@@ -435,6 +435,53 @@ ar8327_fetch_pdata_sgmii(struct arswitch
}
/*
+ * 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
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
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));
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