From: Fabrice Gasnier <fabrice.gasnier@st.com>
To: <alexandre.torgue@st.com>
Cc: <robh+dt@kernel.org>, <mcoquelin.stm32@gmail.com>,
<mark.rutland@arm.com>, <linux-arm-kernel@lists.infradead.org>,
<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<fabrice.gasnier@st.com>, <arnaud.pouliquen@st.com>
Subject: [PATCH] ARM: dts: stm32: Add DFSDM support to stm32mp157c
Date: Wed, 23 May 2018 11:30:35 +0200 [thread overview]
Message-ID: <1527067835-22303-1-git-send-email-fabrice.gasnier@st.com> (raw)
stm32mp157c has DFSDM (Digital Filter For Sigma Delta Modulators) hardware
with 6 filter instances.
Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com>
---
arch/arm/boot/dts/stm32mp157c.dtsi | 70 ++++++++++++++++++++++++++++++++++++++
1 file changed, 70 insertions(+)
diff --git a/arch/arm/boot/dts/stm32mp157c.dtsi b/arch/arm/boot/dts/stm32mp157c.dtsi
index 66d7496..3d2f4e7 100644
--- a/arch/arm/boot/dts/stm32mp157c.dtsi
+++ b/arch/arm/boot/dts/stm32mp157c.dtsi
@@ -556,6 +556,76 @@
};
};
+ dfsdm: dfsdm@4400d000 {
+ compatible = "st,stm32mp1-dfsdm";
+ reg = <0x4400d000 0x800>;
+ clocks = <&rcc DFSDM_K>;
+ clock-names = "dfsdm";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ status = "disabled";
+
+ dfsdm0: filter@0 {
+ compatible = "st,stm32-dfsdm-adc";
+ #io-channel-cells = <1>;
+ reg = <0>;
+ interrupts = <GIC_SPI 110 IRQ_TYPE_LEVEL_HIGH>;
+ dmas = <&dmamux1 101 0x400 0x01>;
+ dma-names = "rx";
+ status = "disabled";
+ };
+
+ dfsdm1: filter@1 {
+ compatible = "st,stm32-dfsdm-adc";
+ #io-channel-cells = <1>;
+ reg = <1>;
+ interrupts = <GIC_SPI 111 IRQ_TYPE_LEVEL_HIGH>;
+ dmas = <&dmamux1 102 0x400 0x01>;
+ dma-names = "rx";
+ status = "disabled";
+ };
+
+ dfsdm2: filter@2 {
+ compatible = "st,stm32-dfsdm-adc";
+ #io-channel-cells = <1>;
+ reg = <2>;
+ interrupts = <GIC_SPI 112 IRQ_TYPE_LEVEL_HIGH>;
+ dmas = <&dmamux1 103 0x400 0x01>;
+ dma-names = "rx";
+ status = "disabled";
+ };
+
+ dfsdm3: filter@3 {
+ compatible = "st,stm32-dfsdm-adc";
+ #io-channel-cells = <1>;
+ reg = <3>;
+ interrupts = <GIC_SPI 113 IRQ_TYPE_LEVEL_HIGH>;
+ dmas = <&dmamux1 104 0x400 0x01>;
+ dma-names = "rx";
+ status = "disabled";
+ };
+
+ dfsdm4: filter@4 {
+ compatible = "st,stm32-dfsdm-adc";
+ #io-channel-cells = <1>;
+ reg = <4>;
+ interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_HIGH>;
+ dmas = <&dmamux1 91 0x400 0x01>;
+ dma-names = "rx";
+ status = "disabled";
+ };
+
+ dfsdm5: filter@5 {
+ compatible = "st,stm32-dfsdm-adc";
+ #io-channel-cells = <1>;
+ reg = <5>;
+ interrupts = <GIC_SPI 126 IRQ_TYPE_LEVEL_HIGH>;
+ dmas = <&dmamux1 92 0x400 0x01>;
+ dma-names = "rx";
+ status = "disabled";
+ };
+ };
+
dma1: dma@48000000 {
compatible = "st,stm32-dma";
reg = <0x48000000 0x400>;
--
1.9.1
next reply other threads:[~2018-05-23 9:31 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-23 9:30 Fabrice Gasnier [this message]
2018-06-26 12:25 ` [PATCH] ARM: dts: stm32: Add DFSDM support to stm32mp157c Alexandre Torgue
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