diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/801-audio-0055-MLK-18898-1-ASoC-fsl_sai-select-pinctrl-state-as-fun.patch')
| -rw-r--r-- | target/linux/layerscape/patches-5.4/801-audio-0055-MLK-18898-1-ASoC-fsl_sai-select-pinctrl-state-as-fun.patch | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/target/linux/layerscape/patches-5.4/801-audio-0055-MLK-18898-1-ASoC-fsl_sai-select-pinctrl-state-as-fun.patch b/target/linux/layerscape/patches-5.4/801-audio-0055-MLK-18898-1-ASoC-fsl_sai-select-pinctrl-state-as-fun.patch deleted file mode 100644 index 2912d7632d..0000000000 --- a/target/linux/layerscape/patches-5.4/801-audio-0055-MLK-18898-1-ASoC-fsl_sai-select-pinctrl-state-as-fun.patch +++ /dev/null @@ -1,100 +0,0 @@ -From 001937cc21a05165530c0775c4646bd04e797658 Mon Sep 17 00:00:00 2001 -From: Viorel Suman <viorel.suman@nxp.com> -Date: Mon, 27 Aug 2018 13:50:17 +0300 -Subject: [PATCH] MLK-18898-1: ASoC: fsl_sai: select pinctrl state as function - of bitclock rate - -Similar to DSD512 case we need a PCM pinctrl state option to map SAI BCLK -to codec MCLK pin. Given that bitclock rate is function of slots number and -slot width - pass bclk rate as parameter value from SAI driver. - -Signed-off-by: Viorel Suman <viorel.suman@nxp.com> -(cherry picked from commit 826caeae32713cff7ad50de8ebc9915de975edd9) ---- - sound/soc/fsl/fsl_dsd.h | 15 +++++++-------- - sound/soc/fsl/fsl_sai.c | 24 ++++++++++-------------- - 2 files changed, 17 insertions(+), 22 deletions(-) - ---- a/sound/soc/fsl/fsl_dsd.h -+++ b/sound/soc/fsl/fsl_dsd.h -@@ -30,23 +30,22 @@ static bool fsl_is_dsd(struct snd_pcm_hw - } - - static struct pinctrl_state *fsl_get_pins_state(struct pinctrl *pinctrl, -- struct snd_pcm_hw_params *params) -+ struct snd_pcm_hw_params *params, u32 bclk) - { -- int dsd_bclk; - struct pinctrl_state *state = 0; - - if (fsl_is_dsd(params)) { -- dsd_bclk = params_rate(params) * params_physical_width(params); -- -- switch (dsd_bclk) { -- case 22579200: /* DSD512 */ -+ /* DSD512@44.1kHz, DSD512@48kHz */ -+ if (bclk >= 22579200) - state = pinctrl_lookup_state(pinctrl, "dsd512"); -- break; -- } - - /* Get default DSD state */ - if (IS_ERR_OR_NULL(state)) - state = pinctrl_lookup_state(pinctrl, "dsd"); -+ } else { -+ /* 706k32b2c, 768k32b2c, etc */ -+ if (bclk >= 45158400) -+ state = pinctrl_lookup_state(pinctrl, "pcm_b2m"); - } - - /* Get default state */ ---- a/sound/soc/fsl/fsl_sai.c -+++ b/sound/soc/fsl/fsl_sai.c -@@ -620,7 +620,7 @@ static int fsl_sai_hw_params(struct snd_ - u32 val_cr4 = 0, val_cr5 = 0; - u32 slots = (channels == 1) ? 2 : channels; - u32 slot_width = word_width; -- u32 pins; -+ u32 pins, bclk; - int ret; - int i; - int trce_mask = 0; -@@ -630,9 +630,16 @@ static int fsl_sai_hw_params(struct snd_ - - pins = DIV_ROUND_UP(channels, slots); - sai->is_dsd = fsl_is_dsd(params); -+ if (sai->is_dsd) -+ pins = channels; -+ -+ if (sai->slot_width) -+ slot_width = sai->slot_width; -+ -+ bclk = rate*(sai->bitclk_ratio ? sai->bitclk_ratio : slots * slot_width); - - if (!IS_ERR_OR_NULL(sai->pinctrl)) { -- sai->pins_state = fsl_get_pins_state(sai->pinctrl, params); -+ sai->pins_state = fsl_get_pins_state(sai->pinctrl, params, bclk); - - if (!IS_ERR_OR_NULL(sai->pins_state)) { - ret = pinctrl_select_state(sai->pinctrl, sai->pins_state); -@@ -644,19 +651,8 @@ static int fsl_sai_hw_params(struct snd_ - } - } - -- if (sai->is_dsd) -- pins = channels; -- -- if (sai->slot_width) -- slot_width = sai->slot_width; -- - if (!sai->slave_mode[tx]) { -- if (sai->bitclk_ratio) -- ret = fsl_sai_set_bclk(cpu_dai, tx, -- rate * sai->bitclk_ratio); -- else -- ret = fsl_sai_set_bclk(cpu_dai, tx, -- rate * slots * slot_width); -+ ret = fsl_sai_set_bclk(cpu_dai, tx, bclk); - if (ret) - return ret; - |