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authorGuennadi Liakhovetski <g.liakhovetski@gmx.de>2010-09-17 06:30:11 -0400
committerMark Brown <broonie@opensource.wolfsonmicro.com>2010-09-19 11:02:47 -0400
commitcbfa5184cc5f58627f08c7fad225424f565b439d (patch)
treee3e5083c1179fd72d567afd03f39f7b548a62d33 /sound/soc/sh/migor.c
parent708fafb3c54039caa5dadc8e9d2dfd999f88f190 (diff)
ASoC: fix clkdev API usage in sh/migor.c
The clkdev API doesn't use .name and .id members of struct clk for clock lookup. Instead clocks should be added to a lookup list. Without this patch audio om the Migo-R board fails silently. Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/sh/migor.c')
-rw-r--r--sound/soc/sh/migor.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/sound/soc/sh/migor.c b/sound/soc/sh/migor.c
index b823a5c9b9bc..87e2b7fcbf17 100644
--- a/sound/soc/sh/migor.c
+++ b/sound/soc/sh/migor.c
@@ -12,6 +12,7 @@
12#include <linux/firmware.h> 12#include <linux/firmware.h>
13#include <linux/module.h> 13#include <linux/module.h>
14 14
15#include <asm/clkdev.h>
15#include <asm/clock.h> 16#include <asm/clock.h>
16 17
17#include <cpu/sh7722.h> 18#include <cpu/sh7722.h>
@@ -40,12 +41,12 @@ static struct clk_ops siumckb_clk_ops = {
40}; 41};
41 42
42static struct clk siumckb_clk = { 43static struct clk siumckb_clk = {
43 .name = "siumckb_clk",
44 .id = -1,
45 .ops = &siumckb_clk_ops, 44 .ops = &siumckb_clk_ops,
46 .rate = 0, /* initialised at run-time */ 45 .rate = 0, /* initialised at run-time */
47}; 46};
48 47
48static struct clk_lookup *siumckb_lookup;
49
49static int migor_hw_params(struct snd_pcm_substream *substream, 50static int migor_hw_params(struct snd_pcm_substream *substream,
50 struct snd_pcm_hw_params *params) 51 struct snd_pcm_hw_params *params)
51{ 52{
@@ -180,6 +181,13 @@ static int __init migor_init(void)
180 if (ret < 0) 181 if (ret < 0)
181 return ret; 182 return ret;
182 183
184 siumckb_lookup = clkdev_alloc(&siumckb_clk, "siumckb_clk", NULL);
185 if (!siumckb_lookup) {
186 ret = -ENOMEM;
187 goto eclkdevalloc;
188 }
189 clkdev_add(siumckb_lookup);
190
183 /* Port number used on this machine: port B */ 191 /* Port number used on this machine: port B */
184 migor_snd_device = platform_device_alloc("soc-audio", 1); 192 migor_snd_device = platform_device_alloc("soc-audio", 1);
185 if (!migor_snd_device) { 193 if (!migor_snd_device) {
@@ -200,12 +208,15 @@ static int __init migor_init(void)
200epdevadd: 208epdevadd:
201 platform_device_put(migor_snd_device); 209 platform_device_put(migor_snd_device);
202epdevalloc: 210epdevalloc:
211 clkdev_drop(siumckb_lookup);
212eclkdevalloc:
203 clk_unregister(&siumckb_clk); 213 clk_unregister(&siumckb_clk);
204 return ret; 214 return ret;
205} 215}
206 216
207static void __exit migor_exit(void) 217static void __exit migor_exit(void)
208{ 218{
219 clkdev_drop(siumckb_lookup);
209 clk_unregister(&siumckb_clk); 220 clk_unregister(&siumckb_clk);
210 platform_device_unregister(migor_snd_device); 221 platform_device_unregister(migor_snd_device);
211} 222}