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From 27f0df72381a03a0b657ee32d567484b159a82f7 Mon Sep 17 00:00:00 2001
From: Misael Lopez Cruz <misael.lopez@ti.com>
Date: Wed, 23 Feb 2011 12:20:19 -0600
Subject: [PATCH 40/60] ASoC: McPDM: ioremap McPDM memory to allow module compilation
commit 3e21e349b1f9d25af0feb4fe52d44f43b6e30d53 upstream
omap_hwmod_get_mpu_rt_va cannot be used if the driver is compiled
as a module, McPDM memory is ioremap'ed explicitly instead.
Change-Id: Idd05c536a80eae7223d27cccc2b925fda4a22dc1
Signed-off-by: Misael Lopez Cruz <misael.lopez@ti.com>
Signed-off-by: Sebastien Guiriec <s-guiriec@ti.com>
Integrated-by: Jingdong Lu <jingdong.lu@windriver.com>
---
sound/soc/omap/omap-mcpdm.c | 28 +++++++++++++++++-----------
1 files changed, 17 insertions(+), 11 deletions(-)
diff --git a/sound/soc/omap/omap-mcpdm.c b/sound/soc/omap/omap-mcpdm.c
index 80858e0..3eff7d6 100644
--- a/sound/soc/omap/omap-mcpdm.c
+++ b/sound/soc/omap/omap-mcpdm.c
@@ -874,15 +874,9 @@ static struct snd_soc_dai_driver omap_mcpdm_dai[] = {
static __devinit int asoc_mcpdm_probe(struct platform_device *pdev)
{
struct omap_mcpdm *mcpdm;
- struct omap_hwmod *oh;
+ struct resource *res;
int ret = 0;
- oh = omap_hwmod_lookup("omap-mcpdm-dai");
- if (oh == NULL) {
- dev_err(&pdev->dev, "no hwmod device found\n");
- return -ENODEV;
- }
-
mcpdm = kzalloc(sizeof(struct omap_mcpdm), GFP_KERNEL);
if (!mcpdm)
return -ENOMEM;
@@ -894,7 +888,14 @@ static __devinit int asoc_mcpdm_probe(struct platform_device *pdev)
mutex_init(&mcpdm->mutex);
mcpdm->free = 1;
- mcpdm->io_base = omap_hwmod_get_mpu_rt_va(oh);
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (res == NULL) {
+ dev_err(&pdev->dev, "no resource\n");
+ ret = -EINVAL;
+ goto err;
+ }
+
+ mcpdm->io_base = ioremap(res->start, resource_size(res));
if (!mcpdm->io_base) {
ret = -ENOMEM;
goto err;
@@ -903,7 +904,7 @@ static __devinit int asoc_mcpdm_probe(struct platform_device *pdev)
mcpdm->irq = platform_get_irq(pdev, 0);
if (mcpdm->irq < 0) {
ret = mcpdm->irq;
- goto err;
+ goto err_irq;
}
pm_runtime_enable(&pdev->dev);
@@ -921,9 +922,13 @@ static __devinit int asoc_mcpdm_probe(struct platform_device *pdev)
ret = snd_soc_register_dais(&pdev->dev, omap_mcpdm_dai,
ARRAY_SIZE(omap_mcpdm_dai));
- if (ret == 0)
- return 0;
+ if (ret < 0)
+ goto err_irq;
+
+ return 0;
+err_irq:
+ iounmap(mcpdm->io_base);
err:
kfree(mcpdm);
return ret;
@@ -934,6 +939,7 @@ static int __devexit asoc_mcpdm_remove(struct platform_device *pdev)
struct omap_mcpdm *mcpdm = platform_get_drvdata(pdev);
snd_soc_unregister_dais(&pdev->dev, ARRAY_SIZE(omap_mcpdm_dai));
+ iounmap(mcpdm->io_base);
pm_runtime_put_sync(&pdev->dev);
kfree(mcpdm);
return 0;
--
1.7.4.1
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