@@ -6,6 +6,7 @@
// Copyright 2019 NXP
#include <linux/clk.h>
+#include <linux/firmware/imx/sm.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/mfd/syscon.h>
@@ -74,6 +75,29 @@ struct fsl_mqs {
#define FSL_MQS_RATES (SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000)
#define FSL_MQS_FORMATS SNDRV_PCM_FMTBIT_S16_LE
+static int fsl_mqs_sm_read(void *context, unsigned int reg, unsigned int *val)
+{
+ struct fsl_mqs *mqs_priv = context;
+ int num = 1;
+
+ if (IS_ENABLED(CONFIG_IMX_SCMI_MISC_DRV) &&
+ mqs_priv->soc->ctrl_off == reg)
+ return scmi_imx_misc_ctrl_get(SCMI_IMX_CTRL_MQS1_SETTINGS, &num, val);
+
+ return -EINVAL;
+};
+
+static int fsl_mqs_sm_write(void *context, unsigned int reg, unsigned int val)
+{
+ struct fsl_mqs *mqs_priv = context;
+
+ if (IS_ENABLED(CONFIG_IMX_SCMI_MISC_DRV) &&
+ mqs_priv->soc->ctrl_off == reg)
+ return scmi_imx_misc_ctrl_set(SCMI_IMX_CTRL_MQS1_SETTINGS, val);
+
+ return -EINVAL;
+};
+
static int fsl_mqs_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
@@ -188,6 +212,13 @@ static const struct regmap_config fsl_mqs_regmap_config = {
.cache_type = REGCACHE_NONE,
};
+static const struct regmap_config fsl_mqs_sm_regmap = {
+ .reg_bits = 32,
+ .val_bits = 32,
+ .reg_read = fsl_mqs_sm_read,
+ .reg_write = fsl_mqs_sm_write,
+};
+
static int fsl_mqs_probe(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
@@ -219,6 +250,16 @@ static int fsl_mqs_probe(struct platform_device *pdev)
dev_err(&pdev->dev, "failed to get gpr regmap\n");
return PTR_ERR(mqs_priv->regmap);
}
+ } else if (mqs_priv->soc->type == TYPE_REG_SM) {
+ mqs_priv->regmap = devm_regmap_init(&pdev->dev,
+ NULL,
+ mqs_priv,
+ &fsl_mqs_sm_regmap);
+ if (IS_ERR(mqs_priv->regmap)) {
+ dev_err(&pdev->dev, "failed to init regmap: %ld\n",
+ PTR_ERR(mqs_priv->regmap));
+ return PTR_ERR(mqs_priv->regmap);
+ }
} else {
regs = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(regs))
On i.MX95, the MQS module in Always-on (AON) domain only can be accessed by System Controller Management Interface (SCMI) MISC Protocol. So define a specific regmap_config for the case. Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com> --- sound/soc/fsl/fsl_mqs.c | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+)