diff options
| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2010-03-16 12:01:28 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2010-03-16 15:58:08 +0000 |
| commit | cdce4e9ba7ff86a5f43b971a9af88b25a3f6c9a4 (patch) | |
| tree | f8993127b71fbdb23f092dcc54cb7021c0e49e47 /sound/soc/codecs | |
| parent | 7245387e36e16ae918467685c34510606fd74b7c (diff) | |
ASoC: Allow configuration of WM8904 GPIO pin functions
Provide platform data allowing the configuration of the GPIO pins
on the WM8904 to be selected, allowing alternate functions to be
enabled.
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Diffstat (limited to 'sound/soc/codecs')
| -rw-r--r-- | sound/soc/codecs/wm8904.c | 12 | ||||
| -rw-r--r-- | sound/soc/codecs/wm8904.h | 64 |
2 files changed, 12 insertions, 64 deletions
diff --git a/sound/soc/codecs/wm8904.c b/sound/soc/codecs/wm8904.c index 593e47d0e0eb..ce3f004217ae 100644 --- a/sound/soc/codecs/wm8904.c +++ b/sound/soc/codecs/wm8904.c @@ -2425,6 +2425,7 @@ EXPORT_SYMBOL_GPL(soc_codec_dev_wm8904); static int wm8904_register(struct wm8904_priv *wm8904, enum snd_soc_control_type control) { + struct wm8904_pdata *pdata = wm8904->pdata; int ret; struct snd_soc_codec *codec = &wm8904->codec; int i; @@ -2530,6 +2531,17 @@ static int wm8904_register(struct wm8904_priv *wm8904, WM8904_LINEOUTRZC; wm8904->reg_cache[WM8904_CLOCK_RATES_0] &= ~WM8904_SR_MODE; + /* Apply configuration from the platform data. */ + if (wm8904->pdata) { + for (i = 0; i < WM8904_GPIO_REGS; i++) { + if (!pdata->gpio_cfg[i]) + continue; + + wm8904->reg_cache[WM8904_GPIO_CONTROL_1 + i] + = pdata->gpio_cfg[i] & 0xffff; + } + } + /* Set Class W by default - this will be managed by the Class * G widget at runtime where bypass paths are available. */ diff --git a/sound/soc/codecs/wm8904.h b/sound/soc/codecs/wm8904.h index b68886df34e4..10603a75c1a5 100644 --- a/sound/soc/codecs/wm8904.h +++ b/sound/soc/codecs/wm8904.h @@ -1200,70 +1200,6 @@ extern struct snd_soc_codec_device soc_codec_dev_wm8904; #define WM8904_FLL_CLK_REF_SRC_WIDTH 2 /* FLL_CLK_REF_SRC - [1:0] */ /* - * R121 (0x79) - GPIO Control 1 - */ -#define WM8904_GPIO1_PU 0x0020 /* GPIO1_PU */ -#define WM8904_GPIO1_PU_MASK 0x0020 /* GPIO1_PU */ -#define WM8904_GPIO1_PU_SHIFT 5 /* GPIO1_PU */ -#define WM8904_GPIO1_PU_WIDTH 1 /* GPIO1_PU */ -#define WM8904_GPIO1_PD 0x0010 /* GPIO1_PD */ -#define WM8904_GPIO1_PD_MASK 0x0010 /* GPIO1_PD */ -#define WM8904_GPIO1_PD_SHIFT 4 /* GPIO1_PD */ -#define WM8904_GPIO1_PD_WIDTH 1 /* GPIO1_PD */ -#define WM8904_GPIO1_SEL_MASK 0x000F /* GPIO1_SEL - [3:0] */ -#define WM8904_GPIO1_SEL_SHIFT 0 /* GPIO1_SEL - [3:0] */ -#define WM8904_GPIO1_SEL_WIDTH 4 /* GPIO1_SEL - [3:0] */ - -/* - * R122 (0x7A) - GPIO Control 2 - */ -#define WM8904_GPIO2_PU 0x0020 /* GPIO2_PU */ -#define WM8904_GPIO2_PU_MASK 0x0020 /* GPIO2_PU */ -#define WM8904_GPIO2_PU_SHIFT 5 /* GPIO2_PU */ -#define WM8904_GPIO2_PU_WIDTH 1 /* GPIO2_PU */ -#define WM8904_GPIO2_PD 0x0010 /* GPIO2_PD */ -#define WM8904_GPIO2_PD_MASK 0x0010 /* GPIO2_PD */ -#define WM8904_GPIO2_PD_SHIFT 4 /* GPIO2_PD */ -#define WM8904_GPIO2_PD_WIDTH 1 /* GPIO2_PD */ -#define WM8904_GPIO2_SEL_MASK 0x000F /* GPIO2_SEL - [3:0] */ -#define WM8904_GPIO2_SEL_SHIFT 0 /* GPIO2_SEL - [3:0] */ -#define WM8904_GPIO2_SEL_WIDTH 4 /* GPIO2_SEL - [3:0] */ - -/* - * R123 (0x7B) - GPIO Control 3 - */ -#define WM8904_GPIO3_PU 0x0020 /* GPIO3_PU */ -#define WM8904_GPIO3_PU_MASK 0x0020 /* GPIO3_PU */ -#define WM8904_GPIO3_PU_SHIFT 5 /* GPIO3_PU */ -#define WM8904_GPIO3_PU_WIDTH 1 /* GPIO3_PU */ -#define WM8904_GPIO3_PD 0x0010 /* GPIO3_PD */ -#define WM8904_GPIO3_PD_MASK 0x0010 /* GPIO3_PD */ -#define WM8904_GPIO3_PD_SHIFT 4 /* GPIO3_PD */ -#define WM8904_GPIO3_PD_WIDTH 1 /* GPIO3_PD */ -#define WM8904_GPIO3_SEL_MASK 0x000F /* GPIO3_SEL - [3:0] */ -#define WM8904_GPIO3_SEL_SHIFT 0 /* GPIO3_SEL - [3:0] */ -#define WM8904_GPIO3_SEL_WIDTH 4 /* GPIO3_SEL - [3:0] */ - -/* - * R124 (0x7C) - GPIO Control 4 - */ -#define WM8904_GPI7_ENA 0x0200 /* GPI7_ENA */ -#define WM8904_GPI7_ENA_MASK 0x0200 /* GPI7_ENA */ -#define WM8904_GPI7_ENA_SHIFT 9 /* GPI7_ENA */ -#define WM8904_GPI7_ENA_WIDTH 1 /* GPI7_ENA */ -#define WM8904_GPI8_ENA 0x0100 /* GPI8_ENA */ -#define WM8904_GPI8_ENA_MASK 0x0100 /* GPI8_ENA */ -#define WM8904_GPI8_ENA_SHIFT 8 /* GPI8_ENA */ -#define WM8904_GPI8_ENA_WIDTH 1 /* GPI8_ENA */ -#define WM8904_GPIO_BCLK_MODE_ENA 0x0080 /* GPIO_BCLK_MODE_ENA */ -#define WM8904_GPIO_BCLK_MODE_ENA_MASK 0x0080 /* GPIO_BCLK_MODE_ENA */ -#define WM8904_GPIO_BCLK_MODE_ENA_SHIFT 7 /* GPIO_BCLK_MODE_ENA */ -#define WM8904_GPIO_BCLK_MODE_ENA_WIDTH 1 /* GPIO_BCLK_MODE_ENA */ -#define WM8904_GPIO_BCLK_SEL_MASK 0x000F /* GPIO_BCLK_SEL - [3:0] */ -#define WM8904_GPIO_BCLK_SEL_SHIFT 0 /* GPIO_BCLK_SEL - [3:0] */ -#define WM8904_GPIO_BCLK_SEL_WIDTH 4 /* GPIO_BCLK_SEL - [3:0] */ - -/* * R126 (0x7E) - Digital Pulls */ #define WM8904_MCLK_PU 0x0080 /* MCLK_PU */ |