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Diffstat (limited to 'target/linux/layerscape/patches-5.4/801-audio-0054-MLK-18947-ASoC-fsl_sai-fix-volatile-function.patch')
-rw-r--r--target/linux/layerscape/patches-5.4/801-audio-0054-MLK-18947-ASoC-fsl_sai-fix-volatile-function.patch30
1 files changed, 30 insertions, 0 deletions
diff --git a/target/linux/layerscape/patches-5.4/801-audio-0054-MLK-18947-ASoC-fsl_sai-fix-volatile-function.patch b/target/linux/layerscape/patches-5.4/801-audio-0054-MLK-18947-ASoC-fsl_sai-fix-volatile-function.patch
new file mode 100644
index 0000000000..7004219803
--- /dev/null
+++ b/target/linux/layerscape/patches-5.4/801-audio-0054-MLK-18947-ASoC-fsl_sai-fix-volatile-function.patch
@@ -0,0 +1,30 @@
+From 84b1defe99a15b96d32f4c2fecb2c8e9149f696c Mon Sep 17 00:00:00 2001
+From: Shengjiu Wang <shengjiu.wang@nxp.com>
+Date: Wed, 15 Aug 2018 09:53:07 +0800
+Subject: [PATCH] MLK-18947: ASoC: fsl_sai: fix volatile function
+
+The FSL_SAI_VERID and FSL_SAI_PARAM only available
+when reg_offset is 8
+
+Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
+(cherry picked from commit 0a0695672dc7ecf07a7642ff6f99f0b9d3a26b32)
+---
+ sound/soc/fsl/fsl_sai.c | 6 ++++--
+ 1 file changed, 4 insertions(+), 2 deletions(-)
+
+--- a/sound/soc/fsl/fsl_sai.c
++++ b/sound/soc/fsl/fsl_sai.c
+@@ -1162,9 +1162,11 @@ static bool fsl_sai_volatile_reg(struct
+ if (reg == FSL_SAI_TCSR(offset) || reg == FSL_SAI_RCSR(offset))
+ return true;
+
++ if (sai->soc->reg_offset == 8 && (reg == FSL_SAI_VERID ||
++ reg == FSL_SAI_PARAM))
++ return true;
++
+ switch (reg) {
+- case FSL_SAI_VERID:
+- case FSL_SAI_PARAM:
+ case FSL_SAI_TFR0:
+ case FSL_SAI_TFR1:
+ case FSL_SAI_TFR2: