diff --git a/sound/ppc/toonie.c b/sound/ppc/toonie.c
new file mode 100644
index 0000000..0f90919
--- /dev/null
+++ b/sound/ppc/toonie.c
@@ -0,0 +1,380 @@
+/*
+ * Mac Mini "toonie" mixer control
+ *
+ * Copyright (c) 2005 by Benjamin Herrenschmidt <benh@kernel.crashing.org>
+ *
+ *   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; either version 2 of the License, or
+ *   (at your option) any later version.
+ *
+ *   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
+ */
+
+#include <sound/driver.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/i2c.h>
+#include <linux/i2c-dev.h>
+#include <linux/kmod.h>
+#include <linux/slab.h>
+#include <linux/interrupt.h>
+#include <sound/core.h>
+#include <asm/io.h>
+#include <asm/irq.h>
+#include <asm/machdep.h>
+#include <asm/pmac_feature.h>
+#include "pmac.h"
+
+#undef DEBUG
+
+#ifdef DEBUG
+#define DBG(fmt...) printk(fmt)
+#else
+#define DBG(fmt...)
+#endif
+
+struct pmac_gpio {
+	unsigned int addr;
+	u8 active_val;
+	u8 inactive_val;
+	u8 active_state;
+};
+
+struct pmac_toonie
+{
+	struct pmac_gpio	hp_detect_gpio;
+	struct pmac_gpio	hp_mute_gpio;
+	struct pmac_gpio	amp_mute_gpio;
+	int			hp_detect_irq;
+	int			auto_mute_notify;
+	struct work_struct	detect_work;
+};
+
+
+/*
+ * gpio access
+ */
+#define do_gpio_write(gp, val) \
+	pmac_call_feature(PMAC_FTR_WRITE_GPIO, NULL, (gp)->addr, val)
+#define do_gpio_read(gp) \
+	pmac_call_feature(PMAC_FTR_READ_GPIO, NULL, (gp)->addr, 0)
+#define tumbler_gpio_free(gp) /* NOP */
+
+static void write_audio_gpio(struct pmac_gpio *gp, int active)
+{
+	if (! gp->addr)
+		return;
+	active = active ? gp->active_val : gp->inactive_val;
+	do_gpio_write(gp, active);
+	DBG("(I) gpio %x write %d\n", gp->addr, active);
+}
+
+static int check_audio_gpio(struct pmac_gpio *gp)
+{
+	int ret;
+
+	if (! gp->addr)
+		return 0;
+
+	ret = do_gpio_read(gp);
+
+	return (ret & 0xd) == (gp->active_val & 0xd);
+}
+
+static int read_audio_gpio(struct pmac_gpio *gp)
+{
+	int ret;
+	if (! gp->addr)
+		return 0;
+	ret = ((do_gpio_read(gp) & 0x02) !=0);
+	return ret == gp->active_state;
+}
+
+
+enum { TOONIE_MUTE_HP, TOONIE_MUTE_AMP };
+
+static int toonie_get_mute_switch(snd_kcontrol_t *kcontrol,
+				  snd_ctl_elem_value_t *ucontrol)
+{
+	pmac_t *chip = snd_kcontrol_chip(kcontrol);
+	struct pmac_toonie *mix = chip->mixer_data;
+	struct pmac_gpio *gp;
+
+	if (mix == NULL)
+		return -ENODEV;
+	switch(kcontrol->private_value) {
+	case TOONIE_MUTE_HP:
+		gp = &mix->hp_mute_gpio;
+		break;
+	case TOONIE_MUTE_AMP:
+		gp = &mix->amp_mute_gpio;
+		break;
+	default:
+		return -EINVAL;;
+	}
+	ucontrol->value.integer.value[0] = !check_audio_gpio(gp);
+	return 0;
+}
+
+static int toonie_put_mute_switch(snd_kcontrol_t *kcontrol,
+				   snd_ctl_elem_value_t *ucontrol)
+{
+	pmac_t *chip = snd_kcontrol_chip(kcontrol);
+	struct pmac_toonie *mix = chip->mixer_data;
+	struct pmac_gpio *gp;
+	int val;
+
+	if (chip->update_automute && chip->auto_mute)
+		return 0; /* don't touch in the auto-mute mode */
+
+	if (mix == NULL)
+		return -ENODEV;
+
+	switch(kcontrol->private_value) {
+	case TOONIE_MUTE_HP:
+		gp = &mix->hp_mute_gpio;
+		break;
+	case TOONIE_MUTE_AMP:
+		gp = &mix->amp_mute_gpio;
+		break;
+	default:
+		return -EINVAL;;
+	}
+	val = ! check_audio_gpio(gp);
+	if (val != ucontrol->value.integer.value[0]) {
+		write_audio_gpio(gp, ! ucontrol->value.integer.value[0]);
+		return 1;
+	}
+	return 0;
+}
+
+static snd_kcontrol_new_t toonie_hp_sw __initdata = {
+	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+	.name = "Headphone Playback Switch",
+	.info = snd_pmac_boolean_mono_info,
+	.get = toonie_get_mute_switch,
+	.put = toonie_put_mute_switch,
+	.private_value = TOONIE_MUTE_HP,
+};
+static snd_kcontrol_new_t toonie_speaker_sw __initdata = {
+	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+	.name = "PC Speaker Playback Switch",
+	.info = snd_pmac_boolean_mono_info,
+	.get = toonie_get_mute_switch,
+	.put = toonie_put_mute_switch,
+	.private_value = TOONIE_MUTE_AMP,
+};
+
+/*
+ * auto-mute stuffs
+ */
+static int toonie_detect_headphone(pmac_t *chip)
+{
+	struct pmac_toonie *mix = chip->mixer_data;
+	int detect = 0;
+
+	if (mix->hp_detect_gpio.addr)
+		detect |= read_audio_gpio(&mix->hp_detect_gpio);
+	return detect;
+}
+
+static void toonie_check_mute(pmac_t *chip, struct pmac_gpio *gp, int val,
+			      int do_notify, snd_kcontrol_t *sw)
+{
+	if (check_audio_gpio(gp) != val) {
+		write_audio_gpio(gp, val);
+		if (do_notify)
+			snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
+				       &sw->id);
+	}
+}
+
+static void toonie_detect_handler(void *self)
+{
+	pmac_t *chip = (pmac_t*) self;
+	struct pmac_toonie *mix;
+	int headphone;
+
+	if (!chip)
+		return;
+
+	mix = chip->mixer_data;
+	snd_assert(mix, return);
+
+	headphone = toonie_detect_headphone(chip);
+
+	DBG("headphone: %d, lineout: %d\n", headphone, lineout);
+
+	if (headphone) {
+		/* unmute headphone/lineout & mute speaker */
+		toonie_check_mute(chip, &mix->hp_mute_gpio, 0,
+				  mix->auto_mute_notify, chip->master_sw_ctl);
+		toonie_check_mute(chip, &mix->amp_mute_gpio, 1,
+				  mix->auto_mute_notify, chip->speaker_sw_ctl);
+	} else {
+		/* unmute speaker, mute others */
+		toonie_check_mute(chip, &mix->amp_mute_gpio, 0,
+				  mix->auto_mute_notify, chip->speaker_sw_ctl);
+		toonie_check_mute(chip, &mix->hp_mute_gpio, 1,
+				  mix->auto_mute_notify, chip->master_sw_ctl);
+	}
+	if (mix->auto_mute_notify) {
+		snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
+				       &chip->hp_detect_ctl->id);
+	}
+}
+
+static void toonie_update_automute(pmac_t *chip, int do_notify)
+{
+	if (chip->auto_mute) {
+		struct pmac_toonie *mix;
+		mix = chip->mixer_data;
+		snd_assert(mix, return);
+		mix->auto_mute_notify = do_notify;
+		schedule_work(&mix->detect_work);
+	}
+}
+
+/* interrupt - headphone plug changed */
+static irqreturn_t toonie_hp_intr(int irq, void *devid, struct pt_regs *regs)
+{
+	pmac_t *chip = devid;
+
+	if (chip->update_automute && chip->initialized) {
+		chip->update_automute(chip, 1);
+		return IRQ_HANDLED;
+	}
+	return IRQ_NONE;
+}
+
+/* look for audio gpio device */
+static int find_audio_gpio(const char *name, const char *platform,
+			   struct pmac_gpio *gp)
+{
+	struct device_node *np;
+  	u32 *base, addr;
+
+	if (! (np = find_devices("gpio")))
+		return -ENODEV;
+
+	for (np = np->child; np; np = np->sibling) {
+		char *property = get_property(np, "audio-gpio", NULL);
+		if (property && strcmp(property, name) == 0)
+			break;
+		if (device_is_compatible(np, name))
+			break;
+	}
+	if (np == NULL)
+		return -ENODEV;
+
+	base = (u32 *)get_property(np, "AAPL,address", NULL);
+	if (! base) {
+		base = (u32 *)get_property(np, "reg", NULL);
+		if (!base) {
+			DBG("(E) cannot find address for device %s !\n", device);
+			snd_printd("cannot find address for device %s\n", device);
+			return -ENODEV;
+		}
+		addr = *base;
+		if (addr < 0x50)
+			addr += 0x50;
+	} else
+		addr = *base;
+
+	gp->addr = addr & 0x0000ffff;
+
+	/* Try to find the active state, default to 0 ! */
+	base = (u32 *)get_property(np, "audio-gpio-active-state", NULL);
+	if (base) {
+		gp->active_state = *base;
+		gp->active_val = (*base) ? 0x5 : 0x4;
+		gp->inactive_val = (*base) ? 0x4 : 0x5;
+	} else {
+		u32 *prop = NULL;
+		gp->active_state = 0;
+		gp->active_val = 0x4;
+		gp->inactive_val = 0x5;
+		/* Here are some crude hacks to extract the GPIO polarity and
+		 * open collector informations out of the do-platform script
+		 * as we don't yet have an interpreter for these things
+		 */
+		if (platform)
+			prop = (u32 *)get_property(np, platform, NULL);
+		if (prop) {
+			if (prop[3] == 0x9 && prop[4] == 0x9) {
+				gp->active_val = 0xd;
+				gp->inactive_val = 0xc;
+			}
+			if (prop[3] == 0x1 && prop[4] == 0x1) {
+				gp->active_val = 0x5;
+				gp->inactive_val = 0x4;
+			}
+		}
+	}
+
+	DBG("(I) GPIO device %s found, offset: %x, active state: %d !\n",
+	    device, gp->addr, gp->active_state);
+
+	return (np->n_intrs > 0) ? np->intrs[0].line : 0;
+}
+
+static void toonie_cleanup(pmac_t *chip)
+{
+	struct pmac_toonie *mix = chip->mixer_data;
+	if (! mix)
+		return;
+	if (mix->hp_detect_irq >= 0)
+		free_irq(mix->hp_detect_irq, chip);
+	kfree(mix);
+	chip->mixer_data = NULL;
+}
+
+int snd_pmac_toonie_init(pmac_t *chip)
+{
+	struct pmac_toonie *mix;
+
+	mix = kmalloc(sizeof(*mix), GFP_KERNEL);
+	if (! mix)
+		return -ENOMEM;
+
+	chip->mixer_data = mix;
+	chip->mixer_free = toonie_cleanup;
+
+	find_audio_gpio("headphone-mute", NULL, &mix->hp_mute_gpio);
+	find_audio_gpio("amp-mute", NULL, &mix->amp_mute_gpio);
+	mix->hp_detect_irq = find_audio_gpio("headphone-detect",
+					     NULL, &mix->hp_detect_gpio);
+
+	strcpy(chip->card->mixername, "PowerMac Toonie");
+
+	chip->master_sw_ctl = snd_ctl_new1(&toonie_hp_sw, chip);
+	snd_ctl_add(chip->card, chip->master_sw_ctl);
+
+	chip->speaker_sw_ctl = snd_ctl_new1(&toonie_speaker_sw, chip);
+	snd_ctl_add(chip->card, chip->speaker_sw_ctl);
+
+	INIT_WORK(&mix->detect_work, toonie_detect_handler, (void *)chip);
+
+	if (mix->hp_detect_irq >= 0) {
+		snd_pmac_add_automute(chip);
+
+		chip->detect_headphone = toonie_detect_headphone;
+		chip->update_automute = toonie_update_automute;
+		toonie_update_automute(chip, 0);
+
+		if (request_irq(mix->hp_detect_irq, toonie_hp_intr, 0,
+				"Sound Headphone Detection", chip) < 0)
+			mix->hp_detect_irq = -1;
+	}
+
+	return 0;
+}
+