linux-kernel - [PATCH v3 1/5] MFD: twl6040: Use resource to provide irq number for slaves

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Message-ID: <1309895376-17446-2-git-send-email-peter.ujfalusi@ti.com>
Date:	Tue, 5 Jul 2011 22:49:32 +0300
From:	Peter Ujfalusi <peter.ujfalusi@...com>
To:	Liam Girdwood <lrg@...com>, Tony Lindgren <tony@...mide.com>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	Samuel Ortiz <sameo@...ux.intel.com>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>
CC:	linux-kernel@...r.kernel.org, alsa-devel@...a-project.org,
	Misael Lopez Cruz <misael.lopez@...com>,
	Felipe Balbi <balbi@...com>
Subject: [PATCH v3 1/5] MFD: twl6040: Use resource to provide irq number for slaves

Provide the irq number for slaves via resource on the
platform device.
The irq number configuration is done in the twl6040-core
at probe time, so machine drivers do not need to be
modified.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@...com>
---
 drivers/mfd/twl6040-core.c |   25 +++++++++++++++++++++++++
 1 files changed, 25 insertions(+), 0 deletions(-)

diff --git a/drivers/mfd/twl6040-core.c b/drivers/mfd/twl6040-core.c
index cfaedb5..471f489 100644
--- a/drivers/mfd/twl6040-core.c
+++ b/drivers/mfd/twl6040-core.c
@@ -435,6 +435,18 @@ unsigned int twl6040_get_sysclk(struct twl6040 *twl6040)
 }
 EXPORT_SYMBOL(twl6040_get_sysclk);
 
+static struct resource twl6040_vibra_rsrc[] = {
+	{
+		.flags = IORESOURCE_IRQ,
+	},
+};
+
+static struct resource twl6040_codec_rsrc[] = {
+	{
+		.flags = IORESOURCE_IRQ,
+	},
+};
+
 static int __devinit twl6040_probe(struct platform_device *pdev)
 {
 	struct twl4030_audio_data *pdata = pdev->dev.platform_data;
@@ -499,16 +511,29 @@ static int __devinit twl6040_probe(struct platform_device *pdev)
 	twl6040_set_bits(twl6040, TWL6040_REG_ACCCTL, TWL6040_I2CSEL);
 
 	if (pdata->codec) {
+		int irq = twl6040->irq_base + TWL6040_IRQ_PLUG;
+
 		cell = &twl6040->cells[children];
 		cell->name = "twl6040-codec";
+		twl6040_codec_rsrc[0].start = irq;
+		twl6040_codec_rsrc[0].end = irq;
+		cell->resources = twl6040_codec_rsrc;
+		cell->num_resources = ARRAY_SIZE(twl6040_codec_rsrc);
 		cell->platform_data = pdata->codec;
 		cell->pdata_size = sizeof(*pdata->codec);
 		children++;
 	}
 
 	if (pdata->vibra) {
+		int irq = twl6040->irq_base + TWL6040_IRQ_VIB;
+
 		cell = &twl6040->cells[children];
 		cell->name = "twl6040-vibra";
+		twl6040_vibra_rsrc[0].start = irq;
+		twl6040_vibra_rsrc[0].end = irq;
+		cell->resources = twl6040_vibra_rsrc;
+		cell->num_resources = ARRAY_SIZE(twl6040_vibra_rsrc);
+
 		cell->platform_data = pdata->vibra;
 		cell->pdata_size = sizeof(*pdata->vibra);
 		children++;
-- 
1.7.6

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