Use a specific flag for SAI and I2S interfaces,
instead of common flag.

Signed-off-by: olivier moysan <olivier.moy...@st.com>
---
 sound/soc/stm/Kconfig  | 19 ++++++++++++++++---
 sound/soc/stm/Makefile |  6 +++---
 2 files changed, 19 insertions(+), 6 deletions(-)

diff --git a/sound/soc/stm/Kconfig b/sound/soc/stm/Kconfig
index a6372de..23600a5 100644
--- a/sound/soc/stm/Kconfig
+++ b/sound/soc/stm/Kconfig
@@ -1,8 +1,21 @@
-menuconfig SND_SOC_STM32
-       tristate "STMicroelectronics STM32 SOC audio support"
+menu "STMicroelectronics STM32 SOC audio support"
+
+config SND_SOC_STM32_SAI
+       tristate "STM32 SAI interface (Serial Audio Interface) support"
        depends on ARCH_STM32 || COMPILE_TEST
        depends on SND_SOC
        select SND_SOC_GENERIC_DMAENGINE_PCM
        select REGMAP_MMIO
        help
-         Say Y if you want to enable ASoC support for STM32
+         Say Y if you want to enable SAI for STM32
+
+config SND_SOC_STM32_I2S
+       tristate "STM32 I2S interface (SPI/I2S block) support"
+       depends on ARCH_STM32 || COMPILE_TEST
+       depends on SND_SOC
+       select SND_SOC_GENERIC_DMAENGINE_PCM
+       select REGMAP_MMIO
+       help
+         Say Y if you want to enable I2S for STM32
+
+endmenu
diff --git a/sound/soc/stm/Makefile b/sound/soc/stm/Makefile
index 8251931..4140c67 100644
--- a/sound/soc/stm/Makefile
+++ b/sound/soc/stm/Makefile
@@ -1,10 +1,10 @@
 # SAI
 snd-soc-stm32-sai-sub-objs := stm32_sai_sub.o
-obj-$(CONFIG_SND_SOC_STM32) += snd-soc-stm32-sai-sub.o
+obj-$(CONFIG_SND_SOC_STM32_SAI) += snd-soc-stm32-sai-sub.o
 
 snd-soc-stm32-sai-objs := stm32_sai.o
-obj-$(CONFIG_SND_SOC_STM32) += snd-soc-stm32-sai.o
+obj-$(CONFIG_SND_SOC_STM32_SAI) += snd-soc-stm32-sai.o
 
 # I2S
 snd-soc-stm32-i2s-objs := stm32_i2s.o
-obj-$(CONFIG_SND_SOC_STM32) += snd-soc-stm32-i2s.o
+obj-$(CONFIG_SND_SOC_STM32_I2S) += snd-soc-stm32-i2s.o
-- 
1.9.1

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