diff options
| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-09-21 20:54:47 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-09-23 17:05:38 +0100 |
| commit | 213eb0fb1e8e4ddfb8ffdb239c45ba2a1eef3dc2 (patch) | |
| tree | d4948222b55798383eb5c02867efc791db82e98e /include/sound | |
| parent | 85a843c50ffb3597928968250a3f552a45b1b9de (diff) | |
ASoC: Add platform data for WM1250 EV1 GPIOs
The WM1250 EV1 has some GPIOs which can be used to control the behaviour
at runtime. Request them all if supplied and add a set_bias_level()
function to start and stop the clocks.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'include/sound')
| -rw-r--r-- | include/sound/wm1250-ev1.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/include/sound/wm1250-ev1.h b/include/sound/wm1250-ev1.h new file mode 100644 index 00000000000..7dff8283412 --- /dev/null +++ b/include/sound/wm1250-ev1.h @@ -0,0 +1,27 @@ +/* + * linux/sound/wm1250-ev1.h - Platform data for WM1250-EV1 + * + * Copyright 2011 Wolfson Microelectronics. PLC. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __LINUX_SND_WM1250_EV1_H +#define __LINUX_SND_WM1250_EV1_H + +#define WM1250_EV1_NUM_GPIOS 5 + +#define WM1250_EV1_GPIO_CLK_ENA 0 +#define WM1250_EV1_GPIO_CLK_SEL0 1 +#define WM1250_EV1_GPIO_CLK_SEL1 2 +#define WM1250_EV1_GPIO_OSR 3 +#define WM1250_EV1_GPIO_MASTER 4 + + +struct wm1250_ev1_pdata { + int gpios[WM1250_EV1_NUM_GPIOS]; +}; + +#endif |