This change converts the driver from using the of_* functions to using the device_* and fwnode_* functions for accssing DT related data. This is in preparation for updates to support ACPI based initialisation.
Signed-off-by: Adam Thomson Adam.Thomson.Opensource@diasemi.com Tested-by: Sathyanarayana Nujella sathyanarayana.nujella@intel.com --- sound/soc/codecs/da7219-aad.c | 64 +++++++++++++++++++++++++++---------------- sound/soc/codecs/da7219.c | 21 +++++++------- 2 files changed, 52 insertions(+), 33 deletions(-)
diff --git a/sound/soc/codecs/da7219-aad.c b/sound/soc/codecs/da7219-aad.c index 9459593..c4853a8 100644 --- a/sound/soc/codecs/da7219-aad.c +++ b/sound/soc/codecs/da7219-aad.c @@ -13,8 +13,9 @@
#include <linux/module.h> #include <linux/platform_device.h> +#include <linux/i2c.h> #include <linux/of_device.h> -#include <linux/of_irq.h> +#include <linux/property.h> #include <linux/pm_wakeirq.h> #include <linux/slab.h> #include <linux/delay.h> @@ -538,10 +539,30 @@ static enum da7219_aad_adc_1bit_rpt } }
+static struct fwnode_handle *da7219_aad_of_named_fwhandle(struct device *dev, + const char *name) +{ + struct fwnode_handle *child; + struct device_node *of_node; + + /* Find first matching child node */ + device_for_each_child_node(dev, child) { + if (is_of_node(child)) { + of_node = to_of_node(child); + if (of_node_cmp(of_node->name, name) == 0) + return child; + } + } + + return NULL; +} + static struct da7219_aad_pdata *da7219_aad_of_to_pdata(struct snd_soc_codec *codec) { - struct device_node *np = codec->dev->of_node; - struct device_node *aad_np = of_find_node_by_name(np, "da7219_aad"); + struct device *dev = codec->dev; + struct i2c_client *i2c = to_i2c_client(dev); + struct fwnode_handle *aad_np = + da7219_aad_of_named_fwhandle(dev, "da7219_aad"); struct da7219_aad_pdata *aad_pdata; const char *of_str; u32 of_val32; @@ -551,84 +572,81 @@ static struct da7219_aad_pdata *da7219_aad_of_to_pdata(struct snd_soc_codec *cod
aad_pdata = devm_kzalloc(codec->dev, sizeof(*aad_pdata), GFP_KERNEL); if (!aad_pdata) - goto out; + return NULL;
- aad_pdata->irq = irq_of_parse_and_map(np, 0); + aad_pdata->irq = i2c->irq;
- if (of_property_read_u32(aad_np, "dlg,micbias-pulse-lvl", - &of_val32) >= 0) + if (fwnode_property_read_u32(aad_np, "dlg,micbias-pulse-lvl", + &of_val32) >= 0) aad_pdata->micbias_pulse_lvl = da7219_aad_of_micbias_pulse_lvl(codec, of_val32); else aad_pdata->micbias_pulse_lvl = DA7219_AAD_MICBIAS_PULSE_LVL_OFF;
- if (of_property_read_u32(aad_np, "dlg,micbias-pulse-time", - &of_val32) >= 0) + if (fwnode_property_read_u32(aad_np, "dlg,micbias-pulse-time", + &of_val32) >= 0) aad_pdata->micbias_pulse_time = of_val32;
- if (of_property_read_u32(aad_np, "dlg,btn-cfg", &of_val32) >= 0) + if (fwnode_property_read_u32(aad_np, "dlg,btn-cfg", &of_val32) >= 0) aad_pdata->btn_cfg = da7219_aad_of_btn_cfg(codec, of_val32); else aad_pdata->btn_cfg = DA7219_AAD_BTN_CFG_10MS;
- if (of_property_read_u32(aad_np, "dlg,mic-det-thr", &of_val32) >= 0) + if (fwnode_property_read_u32(aad_np, "dlg,mic-det-thr", &of_val32) >= 0) aad_pdata->mic_det_thr = da7219_aad_of_mic_det_thr(codec, of_val32); else aad_pdata->mic_det_thr = DA7219_AAD_MIC_DET_THR_500_OHMS;
- if (of_property_read_u32(aad_np, "dlg,jack-ins-deb", &of_val32) >= 0) + if (fwnode_property_read_u32(aad_np, "dlg,jack-ins-deb", &of_val32) >= 0) aad_pdata->jack_ins_deb = da7219_aad_of_jack_ins_deb(codec, of_val32); else aad_pdata->jack_ins_deb = DA7219_AAD_JACK_INS_DEB_20MS;
- if (!of_property_read_string(aad_np, "dlg,jack-det-rate", &of_str)) + if (!fwnode_property_read_string(aad_np, "dlg,jack-det-rate", &of_str)) aad_pdata->jack_det_rate = da7219_aad_of_jack_det_rate(codec, of_str); else aad_pdata->jack_det_rate = DA7219_AAD_JACK_DET_RATE_256_512MS;
- if (of_property_read_u32(aad_np, "dlg,jack-rem-deb", &of_val32) >= 0) + if (fwnode_property_read_u32(aad_np, "dlg,jack-rem-deb", &of_val32) >= 0) aad_pdata->jack_rem_deb = da7219_aad_of_jack_rem_deb(codec, of_val32); else aad_pdata->jack_rem_deb = DA7219_AAD_JACK_REM_DEB_1MS;
- if (of_property_read_u32(aad_np, "dlg,a-d-btn-thr", &of_val32) >= 0) + if (fwnode_property_read_u32(aad_np, "dlg,a-d-btn-thr", &of_val32) >= 0) aad_pdata->a_d_btn_thr = (u8) of_val32; else aad_pdata->a_d_btn_thr = 0xA;
- if (of_property_read_u32(aad_np, "dlg,d-b-btn-thr", &of_val32) >= 0) + if (fwnode_property_read_u32(aad_np, "dlg,d-b-btn-thr", &of_val32) >= 0) aad_pdata->d_b_btn_thr = (u8) of_val32; else aad_pdata->d_b_btn_thr = 0x16;
- if (of_property_read_u32(aad_np, "dlg,b-c-btn-thr", &of_val32) >= 0) + if (fwnode_property_read_u32(aad_np, "dlg,b-c-btn-thr", &of_val32) >= 0) aad_pdata->b_c_btn_thr = (u8) of_val32; else aad_pdata->b_c_btn_thr = 0x21;
- if (of_property_read_u32(aad_np, "dlg,c-mic-btn-thr", &of_val32) >= 0) + if (fwnode_property_read_u32(aad_np, "dlg,c-mic-btn-thr", &of_val32) >= 0) aad_pdata->c_mic_btn_thr = (u8) of_val32; else aad_pdata->c_mic_btn_thr = 0x3E;
- if (of_property_read_u32(aad_np, "dlg,btn-avg", &of_val32) >= 0) + if (fwnode_property_read_u32(aad_np, "dlg,btn-avg", &of_val32) >= 0) aad_pdata->btn_avg = da7219_aad_of_btn_avg(codec, of_val32); else aad_pdata->btn_avg = DA7219_AAD_BTN_AVG_2;
- if (of_property_read_u32(aad_np, "dlg,adc-1bit-rpt", &of_val32) >= 0) + if (fwnode_property_read_u32(aad_np, "dlg,adc-1bit-rpt", &of_val32) >= 0) aad_pdata->adc_1bit_rpt = da7219_aad_of_adc_1bit_rpt(codec, of_val32); else aad_pdata->adc_1bit_rpt = DA7219_AAD_ADC_1BIT_RPT_1;
-out: - of_node_put(aad_np); - return aad_pdata; }
diff --git a/sound/soc/codecs/da7219.c b/sound/soc/codecs/da7219.c index 7c7824c..6c6c8db 100644 --- a/sound/soc/codecs/da7219.c +++ b/sound/soc/codecs/da7219.c @@ -14,6 +14,7 @@ #include <linux/clk.h> #include <linux/i2c.h> #include <linux/of_device.h> +#include <linux/property.h> #include <linux/regmap.h> #include <linux/slab.h> #include <linux/pm.h> @@ -1427,7 +1428,7 @@ static const struct of_device_id da7219_of_match[] = { MODULE_DEVICE_TABLE(of, da7219_of_match);
static enum da7219_micbias_voltage - da7219_of_micbias_lvl(struct snd_soc_codec *codec, u32 val) + da7219_of_micbias_lvl(struct device *dev, u32 val) { switch (val) { case 1600: @@ -1443,13 +1444,13 @@ static enum da7219_micbias_voltage case 2600: return DA7219_MICBIAS_2_6V; default: - dev_warn(codec->dev, "Invalid micbias level"); + dev_warn(dev, "Invalid micbias level"); return DA7219_MICBIAS_2_2V; } }
static enum da7219_mic_amp_in_sel - da7219_of_mic_amp_in_sel(struct snd_soc_codec *codec, const char *str) + da7219_of_mic_amp_in_sel(struct device *dev, const char *str) { if (!strcmp(str, "diff")) { return DA7219_MIC_AMP_IN_SEL_DIFF; @@ -1458,29 +1459,29 @@ static enum da7219_mic_amp_in_sel } else if (!strcmp(str, "se_n")) { return DA7219_MIC_AMP_IN_SEL_SE_N; } else { - dev_warn(codec->dev, "Invalid mic input type selection"); + dev_warn(dev, "Invalid mic input type selection"); return DA7219_MIC_AMP_IN_SEL_DIFF; } }
static struct da7219_pdata *da7219_of_to_pdata(struct snd_soc_codec *codec) { - struct device_node *np = codec->dev->of_node; + struct device *dev = codec->dev; struct da7219_pdata *pdata; const char *of_str; u32 of_val32;
- pdata = devm_kzalloc(codec->dev, sizeof(*pdata), GFP_KERNEL); + pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL); if (!pdata) return NULL;
- if (of_property_read_u32(np, "dlg,micbias-lvl", &of_val32) >= 0) - pdata->micbias_lvl = da7219_of_micbias_lvl(codec, of_val32); + if (device_property_read_u32(dev, "dlg,micbias-lvl", &of_val32) >= 0) + pdata->micbias_lvl = da7219_of_micbias_lvl(dev, of_val32); else pdata->micbias_lvl = DA7219_MICBIAS_2_2V;
- if (!of_property_read_string(np, "dlg,mic-amp-in-sel", &of_str)) - pdata->mic_amp_in_sel = da7219_of_mic_amp_in_sel(codec, of_str); + if (!device_property_read_string(dev, "dlg,mic-amp-in-sel", &of_str)) + pdata->mic_amp_in_sel = da7219_of_mic_amp_in_sel(dev, of_str); else pdata->mic_amp_in_sel = DA7219_MIC_AMP_IN_SEL_DIFF;
-- 1.9.3