openwrt/target/linux/layerscape/patches-5.4/801-audio-0033-MLK-13946-3-ASoC-fsl_sai-fix-the-xMR-setting.patch

From 9d00118e0ac420d3bf6e266a0fbfd28135cbadb8 Mon Sep 17 00:00:00 2001
From: Shengjiu Wang <shengjiu.wang@nxp.com>
Date: Thu, 12 Oct 2017 14:01:19 +0800
Subject: [PATCH] MLK-13946-3: ASoC: fsl_sai: fix the xMR setting

When there is multi data line enabled, the xMR setting is
wrong if according to the channel number. which should
according to the slot number

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
---
 sound/soc/fsl/fsl_sai.c | 28 ++++++++++++++++++++++++++--
 sound/soc/fsl/fsl_sai.h | 12 ++++++++++++
 2 files changed, 38 insertions(+), 2 deletions(-)

--- a/sound/soc/fsl/fsl_sai.c
+++ b/sound/soc/fsl/fsl_sai.c
@@ -80,7 +80,7 @@ static struct fsl_sai_soc_data fsl_sai_i
 
 static struct fsl_sai_soc_data fsl_sai_imx8qm = {
 	.imx = true,
-	.dataline = 0x3,
+	.dataline = 0xf,
 	.fifos = 1,
 	.fifo_depth = 64,
 	.flags = 0,
@@ -571,7 +571,7 @@ static int fsl_sai_hw_params(struct snd_
 	regmap_update_bits(sai->regmap, FSL_SAI_xCR5(tx, offset),
 			   FSL_SAI_CR5_WNW_MASK | FSL_SAI_CR5_W0W_MASK |
 			   FSL_SAI_CR5_FBT_MASK, val_cr5);
-	regmap_write(sai->regmap, FSL_SAI_xMR(tx), ~0UL - ((1 << channels) - 1));
+	regmap_write(sai->regmap, FSL_SAI_xMR(tx), ~0UL - ((1 << slots) - 1));
 
 	return 0;
 }
@@ -858,11 +858,23 @@ static bool fsl_sai_readable_reg(struct
 	switch (reg) {
 	case FSL_SAI_TFR0:
 	case FSL_SAI_TFR1:
+	case FSL_SAI_TFR2:
+	case FSL_SAI_TFR3:
+	case FSL_SAI_TFR4:
+	case FSL_SAI_TFR5:
+	case FSL_SAI_TFR6:
+	case FSL_SAI_TFR7:
 	case FSL_SAI_TMR:
 	case FSL_SAI_RDR0:
 	case FSL_SAI_RDR1:
 	case FSL_SAI_RFR0:
 	case FSL_SAI_RFR1:
+	case FSL_SAI_RFR2:
+	case FSL_SAI_RFR3:
+	case FSL_SAI_RFR4:
+	case FSL_SAI_RFR5:
+	case FSL_SAI_RFR6:
+	case FSL_SAI_RFR7:
 	case FSL_SAI_RMR:
 		return true;
 	default:
@@ -881,8 +893,20 @@ static bool fsl_sai_volatile_reg(struct
 	switch (reg) {
 	case FSL_SAI_TFR0:
 	case FSL_SAI_TFR1:
+	case FSL_SAI_TFR2:
+	case FSL_SAI_TFR3:
+	case FSL_SAI_TFR4:
+	case FSL_SAI_TFR5:
+	case FSL_SAI_TFR6:
+	case FSL_SAI_TFR7:
 	case FSL_SAI_RFR0:
 	case FSL_SAI_RFR1:
+	case FSL_SAI_RFR2:
+	case FSL_SAI_RFR3:
+	case FSL_SAI_RFR4:
+	case FSL_SAI_RFR5:
+	case FSL_SAI_RFR6:
+	case FSL_SAI_RFR7:
 	case FSL_SAI_RDR0:
 	case FSL_SAI_RDR1:
 		return true;
--- a/sound/soc/fsl/fsl_sai.h
+++ b/sound/soc/fsl/fsl_sai.h
@@ -24,6 +24,12 @@
 #define FSL_SAI_TDR1    0x24 /* SAI Transmit Data */
 #define FSL_SAI_TFR0    0x40 /* SAI Transmit FIFO */
 #define FSL_SAI_TFR1    0x44 /* SAI Transmit FIFO */
+#define FSL_SAI_TFR2    0x48 /* SAI Transmit FIFO */
+#define FSL_SAI_TFR3    0x4C /* SAI Transmit FIFO */
+#define FSL_SAI_TFR4    0x50 /* SAI Transmit FIFO */
+#define FSL_SAI_TFR5    0x54 /* SAI Transmit FIFO */
+#define FSL_SAI_TFR6    0x58 /* SAI Transmit FIFO */
+#define FSL_SAI_TFR7    0x5C /* SAI Transmit FIFO */
 #define FSL_SAI_TFR	0x40 /* SAI Transmit FIFO */
 #define FSL_SAI_TMR	0x60 /* SAI Transmit Mask */
 #define FSL_SAI_RCSR(offset) (0x80 + offset) /* SAI Receive Control */
@@ -36,6 +42,12 @@
 #define FSL_SAI_RDR1    0xa4 /* SAI Receive Data */
 #define FSL_SAI_RFR0    0xc0 /* SAI Receive FIFO */
 #define FSL_SAI_RFR1    0xc4 /* SAI Receive FIFO */
+#define FSL_SAI_RFR2    0xc8 /* SAI Receive FIFO */
+#define FSL_SAI_RFR3    0xcc /* SAI Receive FIFO */
+#define FSL_SAI_RFR4    0xd0 /* SAI Receive FIFO */
+#define FSL_SAI_RFR5    0xd4 /* SAI Receive FIFO */
+#define FSL_SAI_RFR6    0xd8 /* SAI Receive FIFO */
+#define FSL_SAI_RFR7    0xdc /* SAI Receive FIFO */
 #define FSL_SAI_RMR	0xe0 /* SAI Receive Mask */
 
 #define FSL_SAI_xCSR(tx, off)	(tx ? FSL_SAI_TCSR(off) : FSL_SAI_RCSR(off))