linux-kernel - [PATCH 1/3] ASoC: fsl_sai: Add support for i.MX8MM

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Message-Id: <1652688372-10274-2-git-send-email-shengjiu.wang@nxp.com>
Date:   Mon, 16 May 2022 16:06:10 +0800
From:   Shengjiu Wang <shengjiu.wang@....com>
To:     nicoleotsuka@...il.com, Xiubo.Lee@...il.com, festevam@...il.com,
        shengjiu.wang@...il.com, lgirdwood@...il.com, broonie@...nel.org,
        perex@...ex.cz, tiwai@...e.com, alsa-devel@...a-project.org
Cc:     linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: [PATCH 1/3] ASoC: fsl_sai: Add support for i.MX8MM

On i.MX8MM the max register is FSL_SAI_MCTL, which is
different with previous platform, so add max_register in
soc data to distinguish platforms.
And add specific soc data for i.MX8MM

Signed-off-by: Shengjiu Wang <shengjiu.wang@....com>
---
 sound/soc/fsl/fsl_sai.c | 17 +++++++++++++++++
 sound/soc/fsl/fsl_sai.h |  1 +
 2 files changed, 18 insertions(+)

diff --git a/sound/soc/fsl/fsl_sai.c b/sound/soc/fsl/fsl_sai.c
index ffc24afb5a7a..1ac65de094b9 100644
--- a/sound/soc/fsl/fsl_sai.c
+++ b/sound/soc/fsl/fsl_sai.c
@@ -1203,6 +1203,7 @@ static const struct fsl_sai_soc_data fsl_sai_vf610_data = {
 	.reg_offset = 0,
 	.mclk0_is_mclk1 = false,
 	.flags = 0,
+	.max_register = FSL_SAI_RMR,
 };
 
 static const struct fsl_sai_soc_data fsl_sai_imx6sx_data = {
@@ -1213,6 +1214,7 @@ static const struct fsl_sai_soc_data fsl_sai_imx6sx_data = {
 	.reg_offset = 0,
 	.mclk0_is_mclk1 = true,
 	.flags = 0,
+	.max_register = FSL_SAI_RMR,
 };
 
 static const struct fsl_sai_soc_data fsl_sai_imx7ulp_data = {
@@ -1223,6 +1225,7 @@ static const struct fsl_sai_soc_data fsl_sai_imx7ulp_data = {
 	.reg_offset = 8,
 	.mclk0_is_mclk1 = false,
 	.flags = PMQOS_CPU_LATENCY,
+	.max_register = FSL_SAI_RMR,
 };
 
 static const struct fsl_sai_soc_data fsl_sai_imx8mq_data = {
@@ -1233,6 +1236,7 @@ static const struct fsl_sai_soc_data fsl_sai_imx8mq_data = {
 	.reg_offset = 8,
 	.mclk0_is_mclk1 = false,
 	.flags = 0,
+	.max_register = FSL_SAI_RMR,
 };
 
 static const struct fsl_sai_soc_data fsl_sai_imx8qm_data = {
@@ -1243,6 +1247,18 @@ static const struct fsl_sai_soc_data fsl_sai_imx8qm_data = {
 	.reg_offset = 0,
 	.mclk0_is_mclk1 = false,
 	.flags = 0,
+	.max_register = FSL_SAI_RMR,
+};
+
+static const struct fsl_sai_soc_data fsl_sai_imx8mm_data = {
+	.use_imx_pcm = true,
+	.use_edma = false,
+	.fifo_depth = 128,
+	.reg_offset = 8,
+	.mclk0_is_mclk1 = false,
+	.pins = 8,
+	.flags = 0,
+	.max_register = FSL_SAI_MCTL,
 };
 
 static const struct of_device_id fsl_sai_ids[] = {
@@ -1252,6 +1268,7 @@ static const struct of_device_id fsl_sai_ids[] = {
 	{ .compatible = "fsl,imx7ulp-sai", .data = &fsl_sai_imx7ulp_data },
 	{ .compatible = "fsl,imx8mq-sai", .data = &fsl_sai_imx8mq_data },
 	{ .compatible = "fsl,imx8qm-sai", .data = &fsl_sai_imx8qm_data },
+	{ .compatible = "fsl,imx8mm-sai", .data = &fsl_sai_imx8mm_data },
 	{ /* sentinel */ }
 };
 MODULE_DEVICE_TABLE(of, fsl_sai_ids);
diff --git a/sound/soc/fsl/fsl_sai.h b/sound/soc/fsl/fsl_sai.h
index 7310fd02cc3c..e4965efe6102 100644
--- a/sound/soc/fsl/fsl_sai.h
+++ b/sound/soc/fsl/fsl_sai.h
@@ -223,6 +223,7 @@ struct fsl_sai_soc_data {
 	unsigned int pins;
 	unsigned int reg_offset;
 	unsigned int flags;
+	unsigned int max_register;
 };
 
 /**
-- 
2.17.1