openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

ASoC: omap-mcpdm: Drop pdmclk clock handling 

This reverts commit 65aca64d05.

The patches for twl6040 MFD and clk missed the merge window and
causing the McPDM driver to never probe since it is put back to
the deferred list because the missing drivers.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Peter Ujfalusi 2016-08-18 14:00:59 +03:00 committed by Mark Brown
parent 29b4817d40
commit 479e2a86dc
2 changed files with 0 additions and 27 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
Documentation/devicetree/bindings/sound/omap-mcpdm.txt
View File

@ -8,8 +8,6 @@ Required properties:
- interrupts: Interrupt number for McPDM
- interrupt-parent: The parent interrupt controller
- ti,hwmods: Name of the hwmod associated to the McPDM
- clocks: phandle for the pdmclk provider, likely <&twl6040>
- clock-names: Must be "pdmclk"
Example:
@ -21,11 +19,3 @@ mcpdm: mcpdm@40132000 {
interrupt-parent = <&gic>;
ti,hwmods = "mcpdm";
};
In board DTS file the pdmclk needs to be added:
&mcpdm {
clocks = <&twl6040>;
clock-names = "pdmclk";
status = "okay";
};

17
sound/soc/omap/omap-mcpdm.c
View File

@ -31,7 +31,6 @@
#include <linux/err.h>
#include <linux/io.h>
#include <linux/irq.h>
#include <linux/clk.h>
#include <linux/slab.h>
#include <linux/pm_runtime.h>
#include <linux/of_device.h>
@ -55,7 +54,6 @@ struct omap_mcpdm {
unsigned long phys_base;
void __iomem *io_base;
int irq;
struct clk *pdmclk;
struct mutex mutex;
@ -390,7 +388,6 @@ static int omap_mcpdm_probe(struct snd_soc_dai *dai)
struct omap_mcpdm *mcpdm = snd_soc_dai_get_drvdata(dai);
int ret;
clk_prepare_enable(mcpdm->pdmclk);
pm_runtime_enable(mcpdm->dev);
/* Disable lines while request is ongoing */
@ -425,7 +422,6 @@ static int omap_mcpdm_remove(struct snd_soc_dai *dai)
pm_runtime_disable(mcpdm->dev);
clk_disable_unprepare(mcpdm->pdmclk);
return 0;
}
@ -445,8 +441,6 @@ static int omap_mcpdm_suspend(struct snd_soc_dai *dai)
mcpdm->pm_active_count++;
}
clk_disable_unprepare(mcpdm->pdmclk);
return 0;
}
@ -454,8 +448,6 @@ static int omap_mcpdm_resume(struct snd_soc_dai *dai)
{
struct omap_mcpdm *mcpdm = snd_soc_dai_get_drvdata(dai);
clk_prepare_enable(mcpdm->pdmclk);
if (mcpdm->pm_active_count) {
while (mcpdm->pm_active_count--)
pm_runtime_get_sync(mcpdm->dev);
@ -549,15 +541,6 @@ static int asoc_mcpdm_probe(struct platform_device *pdev)
mcpdm->dev = &pdev->dev;
mcpdm->pdmclk = devm_clk_get(&pdev->dev, "pdmclk");
if (IS_ERR(mcpdm->pdmclk)) {
if (PTR_ERR(mcpdm->pdmclk) == -EPROBE_DEFER)
return -EPROBE_DEFER;
dev_warn(&pdev->dev, "Error getting pdmclk (%ld)!\n",
PTR_ERR(mcpdm->pdmclk));
mcpdm->pdmclk = NULL;
}
ret = devm_snd_soc_register_component(&pdev->dev,
&omap_mcpdm_component,
&omap_mcpdm_dai, 1);