[alsa-devel] [PATCH 1/5] ASoC: wm8990: Mark the register map as dirty when powering down
From: Mark Brown broonie@linaro.org
Otherwise we'll skip sync on resume.
Signed-off-by: Mark Brown broonie@linaro.org Cc: stable@vger.kernel.org --- sound/soc/codecs/wm8990.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/sound/soc/codecs/wm8990.c b/sound/soc/codecs/wm8990.c index 253c88bb7a4c..4f05fb88bddf 100644 --- a/sound/soc/codecs/wm8990.c +++ b/sound/soc/codecs/wm8990.c @@ -1259,6 +1259,8 @@ static int wm8990_set_bias_level(struct snd_soc_codec *codec,
/* disable POBCTRL, SOFT_ST and BUFDCOPEN */ snd_soc_write(codec, WM8990_ANTIPOP2, 0x0); + + codec->cache_sync = 1; break; }
From: Mark Brown broonie@linaro.org
The device is I2C only (or at least current support is).
Signed-off-by: Mark Brown broonie@linaro.org --- sound/soc/codecs/wm8990.c | 24 +----------------------- 1 file changed, 1 insertion(+), 23 deletions(-)
diff --git a/sound/soc/codecs/wm8990.c b/sound/soc/codecs/wm8990.c index 4f05fb88bddf..33bec5672418 100644 --- a/sound/soc/codecs/wm8990.c +++ b/sound/soc/codecs/wm8990.c @@ -1378,7 +1378,6 @@ static struct snd_soc_codec_driver soc_codec_dev_wm8990 = { .volatile_register = wm8990_volatile_register, };
-#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) static int wm8990_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *id) { @@ -1420,29 +1419,8 @@ static struct i2c_driver wm8990_i2c_driver = { .remove = wm8990_i2c_remove, .id_table = wm8990_i2c_id, }; -#endif
-static int __init wm8990_modinit(void) -{ - int ret = 0; -#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) - ret = i2c_add_driver(&wm8990_i2c_driver); - if (ret != 0) { - printk(KERN_ERR "Failed to register wm8990 I2C driver: %d\n", - ret); - } -#endif - return ret; -} -module_init(wm8990_modinit); - -static void __exit wm8990_exit(void) -{ -#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) - i2c_del_driver(&wm8990_i2c_driver); -#endif -} -module_exit(wm8990_exit); +module_i2c_driver(wm8990_i2c_driver);
MODULE_DESCRIPTION("ASoC WM8990 driver"); MODULE_AUTHOR("Liam Girdwood");
From: Mark Brown broonie@linaro.org
Signed-off-by: Mark Brown broonie@linaro.org --- sound/soc/codecs/wm8990.c | 24 +++++++----------------- 1 file changed, 7 insertions(+), 17 deletions(-)
diff --git a/sound/soc/codecs/wm8990.c b/sound/soc/codecs/wm8990.c index 33bec5672418..6ee1cf1d353d 100644 --- a/sound/soc/codecs/wm8990.c +++ b/sound/soc/codecs/wm8990.c @@ -787,7 +787,7 @@ SND_SOC_DAPM_OUTPUT("RON"), SND_SOC_DAPM_OUTPUT("Internal DAC Sink"), };
-static const struct snd_soc_dapm_route audio_map[] = { +static const struct snd_soc_dapm_route wm8990_dapm_routes[] = { /* Make DACs turn on when playing even if not mixed into any outputs */ {"Internal DAC Sink", NULL, "Left DAC"}, {"Internal DAC Sink", NULL, "Right DAC"}, @@ -912,18 +912,6 @@ static const struct snd_soc_dapm_route audio_map[] = { {"RON", NULL, "RONMIX"}, };
-static int wm8990_add_widgets(struct snd_soc_codec *codec) -{ - struct snd_soc_dapm_context *dapm = &codec->dapm; - - snd_soc_dapm_new_controls(dapm, wm8990_dapm_widgets, - ARRAY_SIZE(wm8990_dapm_widgets)); - /* set up the WM8990 audio map */ - snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map)); - - return 0; -} - /* PLL divisors */ struct _pll_div { u32 div2; @@ -1352,10 +1340,6 @@ static int wm8990_probe(struct snd_soc_codec *codec) snd_soc_write(codec, WM8990_LEFT_OUTPUT_VOLUME, 0x50 | (1<<8)); snd_soc_write(codec, WM8990_RIGHT_OUTPUT_VOLUME, 0x50 | (1<<8));
- snd_soc_add_codec_controls(codec, wm8990_snd_controls, - ARRAY_SIZE(wm8990_snd_controls)); - wm8990_add_widgets(codec); - return 0; }
@@ -1376,6 +1360,12 @@ static struct snd_soc_codec_driver soc_codec_dev_wm8990 = { .reg_word_size = sizeof(u16), .reg_cache_default = wm8990_reg, .volatile_register = wm8990_volatile_register, + .controls = wm8990_snd_controls, + .num_controls = ARRAY_SIZE(wm8990_snd_controls), + .dapm_widgets = wm8990_dapm_widgets, + .num_dapm_widgets = ARRAY_SIZE(wm8990_dapm_widgets), + .dapm_routes = wm8990_dapm_routes, + .num_dapm_routes = ARRAY_SIZE(wm8990_dapm_routes), };
static int wm8990_i2c_probe(struct i2c_client *i2c,
From: Mark Brown broonie@linaro.org
Instead of using a fake register use a supply widget to manage the power for the inputs, this is more idiomatic and supports regmap conversion.
Signed-off-by: Mark Brown broonie@linaro.org --- sound/soc/codecs/wm8990.c | 54 ++++++++++++++--------------------------------- sound/soc/codecs/wm8990.h | 9 -------- 2 files changed, 16 insertions(+), 47 deletions(-)
diff --git a/sound/soc/codecs/wm8990.c b/sound/soc/codecs/wm8990.c index 6ee1cf1d353d..2261fe1b68ce 100644 --- a/sound/soc/codecs/wm8990.c +++ b/sound/soc/codecs/wm8990.c @@ -376,32 +376,6 @@ SOC_SINGLE("RIN34 Mute Switch", WM8990_RIGHT_LINE_INPUT_3_4_VOLUME, * _DAPM_ Controls */
-static int inmixer_event(struct snd_soc_dapm_widget *w, - struct snd_kcontrol *kcontrol, int event) -{ - u16 reg, fakepower; - - reg = snd_soc_read(w->codec, WM8990_POWER_MANAGEMENT_2); - fakepower = snd_soc_read(w->codec, WM8990_INTDRIVBITS); - - if (fakepower & ((1 << WM8990_INMIXL_PWR_BIT) | - (1 << WM8990_AINLMUX_PWR_BIT))) { - reg |= WM8990_AINL_ENA; - } else { - reg &= ~WM8990_AINL_ENA; - } - - if (fakepower & ((1 << WM8990_INMIXR_PWR_BIT) | - (1 << WM8990_AINRMUX_PWR_BIT))) { - reg |= WM8990_AINR_ENA; - } else { - reg &= ~WM8990_AINR_ENA; - } - snd_soc_write(w->codec, WM8990_POWER_MANAGEMENT_2, reg); - - return 0; -} - static int outmixer_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { @@ -656,6 +630,11 @@ SND_SOC_DAPM_INPUT("RIN1"), SND_SOC_DAPM_INPUT("RIN2"), SND_SOC_DAPM_INPUT("Internal ADC Source"),
+SND_SOC_DAPM_SUPPLY("INL", WM8990_POWER_MANAGEMENT_2, WM8990_AINL_ENA_BIT, 0, + NULL, 0), +SND_SOC_DAPM_SUPPLY("INR", WM8990_POWER_MANAGEMENT_2, WM8990_AINR_ENA_BIT, 0, + NULL, 0), + /* DACs */ SND_SOC_DAPM_ADC("Left ADC", "Left Capture", WM8990_POWER_MANAGEMENT_2, WM8990_ADCL_ENA_BIT, 0), @@ -677,26 +656,20 @@ SND_SOC_DAPM_MIXER("RIN34 PGA", WM8990_POWER_MANAGEMENT_2, WM8990_RIN34_ENA_BIT, ARRAY_SIZE(wm8990_dapm_rin34_pga_controls)),
/* INMIXL */ -SND_SOC_DAPM_MIXER_E("INMIXL", WM8990_INTDRIVBITS, WM8990_INMIXL_PWR_BIT, 0, +SND_SOC_DAPM_MIXER("INMIXL", SND_SOC_NOPM, 0, 0, &wm8990_dapm_inmixl_controls[0], - ARRAY_SIZE(wm8990_dapm_inmixl_controls), - inmixer_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), + ARRAY_SIZE(wm8990_dapm_inmixl_controls)),
/* AINLMUX */ -SND_SOC_DAPM_MUX_E("AINLMUX", WM8990_INTDRIVBITS, WM8990_AINLMUX_PWR_BIT, 0, - &wm8990_dapm_ainlmux_controls, inmixer_event, - SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), +SND_SOC_DAPM_MUX("AINLMUX", SND_SOC_NOPM, 0, 0, &wm8990_dapm_ainlmux_controls),
/* INMIXR */ -SND_SOC_DAPM_MIXER_E("INMIXR", WM8990_INTDRIVBITS, WM8990_INMIXR_PWR_BIT, 0, +SND_SOC_DAPM_MIXER("INMIXR", SND_SOC_NOPM, 0, 0, &wm8990_dapm_inmixr_controls[0], - ARRAY_SIZE(wm8990_dapm_inmixr_controls), - inmixer_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), + ARRAY_SIZE(wm8990_dapm_inmixr_controls)),
/* AINRMUX */ -SND_SOC_DAPM_MUX_E("AINRMUX", WM8990_INTDRIVBITS, WM8990_AINRMUX_PWR_BIT, 0, - &wm8990_dapm_ainrmux_controls, inmixer_event, - SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), +SND_SOC_DAPM_MUX("AINRMUX", SND_SOC_NOPM, 0, 0, &wm8990_dapm_ainrmux_controls),
/* Output Side */ /* DACs */ @@ -796,6 +769,11 @@ static const struct snd_soc_dapm_route wm8990_dapm_routes[] = { {"Left ADC", NULL, "Internal ADC Source"}, {"Right ADC", NULL, "Internal ADC Source"},
+ {"AINLMUX", NULL, "INL"}, + {"INMIXL", NULL, "INL"}, + {"AINRMUX", NULL, "INR"}, + {"INMIXR", NULL, "INR"}, + /* Input Side */ /* LIN12 PGA */ {"LIN12 PGA", "LIN1 Switch", "LIN1"}, diff --git a/sound/soc/codecs/wm8990.h b/sound/soc/codecs/wm8990.h index 77c98a4bfe9c..0e9c78040c4c 100644 --- a/sound/soc/codecs/wm8990.h +++ b/sound/soc/codecs/wm8990.h @@ -78,7 +78,6 @@ #define WM8990_PLL1 0x3C #define WM8990_PLL2 0x3D #define WM8990_PLL3 0x3E -#define WM8990_INTDRIVBITS 0x3F
#define WM8990_EXT_ACCESS_ENA 0x75 #define WM8990_EXT_CTL1 0x7a @@ -818,14 +817,6 @@ */ #define WM8990_PLLK2_MASK 0x00FF /* PLLK2 - [7:0] */
-/* - * R63 (0x3F) - Internal Driver Bits - */ -#define WM8990_INMIXL_PWR_BIT 0 -#define WM8990_AINLMUX_PWR_BIT 1 -#define WM8990_INMIXR_PWR_BIT 2 -#define WM8990_AINRMUX_PWR_BIT 3 - #define WM8990_MCLK_DIV 0 #define WM8990_DACCLK_DIV 1 #define WM8990_ADCCLK_DIV 2
From: Mark Brown broonie@linaro.org
Signed-off-by: Mark Brown broonie@linaro.org --- sound/soc/codecs/wm8990.c | 156 ++++++++++++++++++++++++---------------------- 1 file changed, 81 insertions(+), 75 deletions(-)
diff --git a/sound/soc/codecs/wm8990.c b/sound/soc/codecs/wm8990.c index 2261fe1b68ce..0ccd4d8d043b 100644 --- a/sound/soc/codecs/wm8990.c +++ b/sound/soc/codecs/wm8990.c @@ -17,6 +17,7 @@ #include <linux/delay.h> #include <linux/pm.h> #include <linux/i2c.h> +#include <linux/regmap.h> #include <linux/slab.h> #include <sound/core.h> #include <sound/pcm.h> @@ -30,13 +31,12 @@
/* codec private data */ struct wm8990_priv { - enum snd_soc_control_type control_type; + struct regmap *regmap; unsigned int sysclk; unsigned int pcmclk; };
-static int wm8990_volatile_register(struct snd_soc_codec *codec, - unsigned int reg) +static bool wm8990_volatile_register(struct device *dev, unsigned int reg) { switch (reg) { case WM8990_RESET: @@ -46,71 +46,69 @@ static int wm8990_volatile_register(struct snd_soc_codec *codec, } }
-static const u16 wm8990_reg[] = { - 0x8990, /* R0 - Reset */ - 0x0000, /* R1 - Power Management (1) */ - 0x6000, /* R2 - Power Management (2) */ - 0x0000, /* R3 - Power Management (3) */ - 0x4050, /* R4 - Audio Interface (1) */ - 0x4000, /* R5 - Audio Interface (2) */ - 0x01C8, /* R6 - Clocking (1) */ - 0x0000, /* R7 - Clocking (2) */ - 0x0040, /* R8 - Audio Interface (3) */ - 0x0040, /* R9 - Audio Interface (4) */ - 0x0004, /* R10 - DAC CTRL */ - 0x00C0, /* R11 - Left DAC Digital Volume */ - 0x00C0, /* R12 - Right DAC Digital Volume */ - 0x0000, /* R13 - Digital Side Tone */ - 0x0100, /* R14 - ADC CTRL */ - 0x00C0, /* R15 - Left ADC Digital Volume */ - 0x00C0, /* R16 - Right ADC Digital Volume */ - 0x0000, /* R17 */ - 0x0000, /* R18 - GPIO CTRL 1 */ - 0x1000, /* R19 - GPIO1 & GPIO2 */ - 0x1010, /* R20 - GPIO3 & GPIO4 */ - 0x1010, /* R21 - GPIO5 & GPIO6 */ - 0x8000, /* R22 - GPIOCTRL 2 */ - 0x0800, /* R23 - GPIO_POL */ - 0x008B, /* R24 - Left Line Input 1&2 Volume */ - 0x008B, /* R25 - Left Line Input 3&4 Volume */ - 0x008B, /* R26 - Right Line Input 1&2 Volume */ - 0x008B, /* R27 - Right Line Input 3&4 Volume */ - 0x0000, /* R28 - Left Output Volume */ - 0x0000, /* R29 - Right Output Volume */ - 0x0066, /* R30 - Line Outputs Volume */ - 0x0022, /* R31 - Out3/4 Volume */ - 0x0079, /* R32 - Left OPGA Volume */ - 0x0079, /* R33 - Right OPGA Volume */ - 0x0003, /* R34 - Speaker Volume */ - 0x0003, /* R35 - ClassD1 */ - 0x0000, /* R36 */ - 0x0100, /* R37 - ClassD3 */ - 0x0079, /* R38 - ClassD4 */ - 0x0000, /* R39 - Input Mixer1 */ - 0x0000, /* R40 - Input Mixer2 */ - 0x0000, /* R41 - Input Mixer3 */ - 0x0000, /* R42 - Input Mixer4 */ - 0x0000, /* R43 - Input Mixer5 */ - 0x0000, /* R44 - Input Mixer6 */ - 0x0000, /* R45 - Output Mixer1 */ - 0x0000, /* R46 - Output Mixer2 */ - 0x0000, /* R47 - Output Mixer3 */ - 0x0000, /* R48 - Output Mixer4 */ - 0x0000, /* R49 - Output Mixer5 */ - 0x0000, /* R50 - Output Mixer6 */ - 0x0180, /* R51 - Out3/4 Mixer */ - 0x0000, /* R52 - Line Mixer1 */ - 0x0000, /* R53 - Line Mixer2 */ - 0x0000, /* R54 - Speaker Mixer */ - 0x0000, /* R55 - Additional Control */ - 0x0000, /* R56 - AntiPOP1 */ - 0x0000, /* R57 - AntiPOP2 */ - 0x0000, /* R58 - MICBIAS */ - 0x0000, /* R59 */ - 0x0008, /* R60 - PLL1 */ - 0x0031, /* R61 - PLL2 */ - 0x0026, /* R62 - PLL3 */ - 0x0000, /* R63 - Driver internal */ +static const struct reg_default wm8990_reg_defaults[] = { + { 1, 0x0000 }, /* R1 - Power Management (1) */ + { 2, 0x6000 }, /* R2 - Power Management (2) */ + { 3, 0x0000 }, /* R3 - Power Management (3) */ + { 4, 0x4050 }, /* R4 - Audio Interface (1) */ + { 5, 0x4000 }, /* R5 - Audio Interface (2) */ + { 6, 0x01C8 }, /* R6 - Clocking (1) */ + { 7, 0x0000 }, /* R7 - Clocking (2) */ + { 8, 0x0040 }, /* R8 - Audio Interface (3) */ + { 9, 0x0040 }, /* R9 - Audio Interface (4) */ + { 10, 0x0004 }, /* R10 - DAC CTRL */ + { 11, 0x00C0 }, /* R11 - Left DAC Digital Volume */ + { 12, 0x00C0 }, /* R12 - Right DAC Digital Volume */ + { 13, 0x0000 }, /* R13 - Digital Side Tone */ + { 14, 0x0100 }, /* R14 - ADC CTRL */ + { 15, 0x00C0 }, /* R15 - Left ADC Digital Volume */ + { 16, 0x00C0 }, /* R16 - Right ADC Digital Volume */ + + { 18, 0x0000 }, /* R18 - GPIO CTRL 1 */ + { 19, 0x1000 }, /* R19 - GPIO1 & GPIO2 */ + { 20, 0x1010 }, /* R20 - GPIO3 & GPIO4 */ + { 21, 0x1010 }, /* R21 - GPIO5 & GPIO6 */ + { 22, 0x8000 }, /* R22 - GPIOCTRL 2 */ + { 23, 0x0800 }, /* R23 - GPIO_POL */ + { 24, 0x008B }, /* R24 - Left Line Input 1&2 Volume */ + { 25, 0x008B }, /* R25 - Left Line Input 3&4 Volume */ + { 26, 0x008B }, /* R26 - Right Line Input 1&2 Volume */ + { 27, 0x008B }, /* R27 - Right Line Input 3&4 Volume */ + { 28, 0x0000 }, /* R28 - Left Output Volume */ + { 29, 0x0000 }, /* R29 - Right Output Volume */ + { 30, 0x0066 }, /* R30 - Line Outputs Volume */ + { 31, 0x0022 }, /* R31 - Out3/4 Volume */ + { 32, 0x0079 }, /* R32 - Left OPGA Volume */ + { 33, 0x0079 }, /* R33 - Right OPGA Volume */ + { 34, 0x0003 }, /* R34 - Speaker Volume */ + { 35, 0x0003 }, /* R35 - ClassD1 */ + + { 37, 0x0100 }, /* R37 - ClassD3 */ + { 38, 0x0079 }, /* R38 - ClassD4 */ + { 39, 0x0000 }, /* R39 - Input Mixer1 */ + { 40, 0x0000 }, /* R40 - Input Mixer2 */ + { 41, 0x0000 }, /* R41 - Input Mixer3 */ + { 42, 0x0000 }, /* R42 - Input Mixer4 */ + { 43, 0x0000 }, /* R43 - Input Mixer5 */ + { 44, 0x0000 }, /* R44 - Input Mixer6 */ + { 45, 0x0000 }, /* R45 - Output Mixer1 */ + { 46, 0x0000 }, /* R46 - Output Mixer2 */ + { 47, 0x0000 }, /* R47 - Output Mixer3 */ + { 48, 0x0000 }, /* R48 - Output Mixer4 */ + { 49, 0x0000 }, /* R49 - Output Mixer5 */ + { 50, 0x0000 }, /* R50 - Output Mixer6 */ + { 51, 0x0180 }, /* R51 - Out3/4 Mixer */ + { 52, 0x0000 }, /* R52 - Line Mixer1 */ + { 53, 0x0000 }, /* R53 - Line Mixer2 */ + { 54, 0x0000 }, /* R54 - Speaker Mixer */ + { 55, 0x0000 }, /* R55 - Additional Control */ + { 56, 0x0000 }, /* R56 - AntiPOP1 */ + { 57, 0x0000 }, /* R57 - AntiPOP2 */ + { 58, 0x0000 }, /* R58 - MICBIAS */ + + { 60, 0x0008 }, /* R60 - PLL1 */ + { 61, 0x0031 }, /* R61 - PLL2 */ + { 62, 0x0026 }, /* R62 - PLL3 */ };
#define wm8990_reset(c) snd_soc_write(c, WM8990_RESET, 0) @@ -1114,6 +1112,7 @@ static int wm8990_mute(struct snd_soc_dai *dai, int mute) static int wm8990_set_bias_level(struct snd_soc_codec *codec, enum snd_soc_bias_level level) { + struct wm8990_priv *wm8990 = snd_soc_codec_get_drvdata(codec); int ret;
switch (level) { @@ -1128,7 +1127,7 @@ static int wm8990_set_bias_level(struct snd_soc_codec *codec,
case SND_SOC_BIAS_STANDBY: if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) { - ret = snd_soc_cache_sync(codec); + ret = regcache_sync(wm8990->regmap); if (ret < 0) { dev_err(codec->dev, "Failed to sync cache: %d\n", ret); return ret; @@ -1226,7 +1225,7 @@ static int wm8990_set_bias_level(struct snd_soc_codec *codec, /* disable POBCTRL, SOFT_ST and BUFDCOPEN */ snd_soc_write(codec, WM8990_ANTIPOP2, 0x0);
- codec->cache_sync = 1; + regcache_mark_dirty(wm8990->regmap); break; }
@@ -1295,7 +1294,7 @@ static int wm8990_probe(struct snd_soc_codec *codec) { int ret;
- ret = snd_soc_codec_set_cache_io(codec, 8, 16, SND_SOC_I2C); + ret = snd_soc_codec_set_cache_io(codec, 8, 16, SND_SOC_REGMAP); if (ret < 0) { printk(KERN_ERR "wm8990: failed to set cache I/O: %d\n", ret); return ret; @@ -1334,10 +1333,6 @@ static struct snd_soc_codec_driver soc_codec_dev_wm8990 = { .suspend = wm8990_suspend, .resume = wm8990_resume, .set_bias_level = wm8990_set_bias_level, - .reg_cache_size = ARRAY_SIZE(wm8990_reg), - .reg_word_size = sizeof(u16), - .reg_cache_default = wm8990_reg, - .volatile_register = wm8990_volatile_register, .controls = wm8990_snd_controls, .num_controls = ARRAY_SIZE(wm8990_snd_controls), .dapm_widgets = wm8990_dapm_widgets, @@ -1346,6 +1341,17 @@ static struct snd_soc_codec_driver soc_codec_dev_wm8990 = { .num_dapm_routes = ARRAY_SIZE(wm8990_dapm_routes), };
+static const struct regmap_config wm8990_regmap = { + .reg_bits = 8, + .val_bits = 16, + + .max_register = WM8990_PLL3, + .volatile_reg = wm8990_volatile_register, + .reg_defaults = wm8990_reg_defaults, + .num_reg_defaults = ARRAY_SIZE(wm8990_reg_defaults), + .cache_type = REGCACHE_RBTREE, +}; + static int wm8990_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *id) {
On Fri, Nov 22, 2013 at 02:39:52PM +0000, Mark Brown wrote:
From: Mark Brown broonie@linaro.org
Signed-off-by: Mark Brown broonie@linaro.org
For the whole series:
Acked-by: Charles Keepax ckeepax@opensource.wolfsonmicro.com
Thanks, Charles Keepax
participants (2)
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Mark Brown