diff options
Diffstat (limited to 'sound/soc/codecs/ab8500_audio.c')
| -rw-r--r-- | sound/soc/codecs/ab8500_audio.c | 63 |
1 files changed, 59 insertions, 4 deletions
diff --git a/sound/soc/codecs/ab8500_audio.c b/sound/soc/codecs/ab8500_audio.c index 7a87890507c..f65ebe5b786 100644 --- a/sound/soc/codecs/ab8500_audio.c +++ b/sound/soc/codecs/ab8500_audio.c @@ -46,13 +46,10 @@ #define GPIO27_DIR_OUTPUT 0x04 #define GPIO29_DIR_OUTPUT 0x10 #define GPIO31_DIR_OUTPUT 0x40 -#define GPIO35_DIR_OUTPUT 0x04 /* Macrocell register definitions */ #define AB8500_CTRL3_REG 0x0200 #define AB8500_GPIO_DIR4_REG 0x1013 -#define AB8500_GPIO_DIR5_REG 0x1014 -#define AB8500_GPIO_OUT5_REG 0x1024 /* * AB8500 register cache & default register settings @@ -1856,7 +1853,65 @@ void ab8500_audio_power_control(bool power_on) } } -/* Extended interface for codec-driver */ +void ab8500_audio_pwm_vibra(unsigned char speed_left_pos, + unsigned char speed_left_neg, + unsigned char speed_right_pos, + unsigned char speed_right_neg) +{ + unsigned int clear_mask, set_mask; + bool vibra_on; + + if (ab8500_codec == NULL) { + pr_err("%s: ERROR: AB8500 ASoC-driver not yet probed!\n", __func__); + return; + } + + vibra_on = speed_left_pos | speed_left_neg | speed_right_pos | speed_right_neg; + if (!vibra_on) { + clear_mask = BMASK(REG_ANACONF4_ENVIB1) | BMASK(REG_ANACONF4_ENVIB2); + ab8500_codec_update_reg_audio(ab8500_codec, REG_ANACONF4, clear_mask, 0x00); + speed_left_pos = 0; + speed_left_neg = 0; + speed_right_pos = 0; + speed_right_neg = 0; + } + + pr_debug("%s: PWM-vibra (%d, %d, %d, %d).\n", + __func__, + speed_left_pos, + speed_left_neg, + speed_right_pos, + speed_right_neg); + + set_mask = BMASK(REG_PWMGENCONF1_PWMTOVIB1) | + BMASK(REG_PWMGENCONF1_PWMTOVIB2) | + BMASK(REG_PWMGENCONF1_PWM1CTRL) | + BMASK(REG_PWMGENCONF1_PWM2CTRL) | + BMASK(REG_PWMGENCONF1_PWM1NCTRL) | + BMASK(REG_PWMGENCONF1_PWM1PCTRL) | + BMASK(REG_PWMGENCONF1_PWM2NCTRL) | + BMASK(REG_PWMGENCONF1_PWM2PCTRL); + ab8500_codec_update_reg_audio(ab8500_codec, REG_PWMGENCONF1, 0x00, set_mask); + + if (speed_left_pos > REG_PWMGENCONFX_PWMVIBXDUTCYC_MAX) + speed_left_pos = REG_PWMGENCONFX_PWMVIBXDUTCYC_MAX; + ab8500_codec_update_reg_audio(ab8500_codec, REG_PWMGENCONF3, REG_MASK_ALL, speed_left_pos); + + if (speed_left_neg > REG_PWMGENCONFX_PWMVIBXDUTCYC_MAX) + speed_left_neg = REG_PWMGENCONFX_PWMVIBXDUTCYC_MAX; + ab8500_codec_update_reg_audio(ab8500_codec, REG_PWMGENCONF2, REG_MASK_ALL, speed_left_neg); + + if (speed_right_pos > REG_PWMGENCONFX_PWMVIBXDUTCYC_MAX) + speed_right_pos = REG_PWMGENCONFX_PWMVIBXDUTCYC_MAX; + ab8500_codec_update_reg_audio(ab8500_codec, REG_PWMGENCONF5, REG_MASK_ALL, speed_right_pos); + + if (speed_right_neg > REG_PWMGENCONFX_PWMVIBXDUTCYC_MAX) + speed_right_neg = REG_PWMGENCONFX_PWMVIBXDUTCYC_MAX; + ab8500_codec_update_reg_audio(ab8500_codec, REG_PWMGENCONF4, REG_MASK_ALL, speed_right_neg); + + set_mask = BMASK(REG_ANACONF4_ENVIB1) | BMASK(REG_ANACONF4_ENVIB2); + ab8500_codec_update_reg_audio(ab8500_codec, REG_ANACONF4, 0x00, set_mask); +} int ab8500_audio_set_word_length(struct snd_soc_dai *dai, unsigned int wl) { |