[PATCH 1/2] dt-bindings: sound: add microchip,pdmc.h

[PATCH 1/2] dt-bindings: sound: add microchip,pdmc.h

[Eugen Hristev]

Include microchip,pdmc.h from Linux.

This file includes required defines for DT successful build.

Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
---
 include/dt-bindings/sound/microchip,pdmc.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100644 include/dt-bindings/sound/microchip,pdmc.h

diff --git a/include/dt-bindings/sound/microchip,pdmc.h b/include/dt-bindings/sound/microchip,pdmc.h
new file mode 100644
index 0000000000..96cde94ce7
--- /dev/null
+++ b/include/dt-bindings/sound/microchip,pdmc.h
@@ -0,0 +1,13 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __DT_BINDINGS_MICROCHIP_PDMC_H__
+#define __DT_BINDINGS_MICROCHIP_PDMC_H__
+
+/* PDM microphone's pin placement */
+#define MCHP_PDMC_DS0 0
+#define MCHP_PDMC_DS1 1
+
+/* PDM microphone clock edge sampling */
+#define MCHP_PDMC_CLK_POSITIVE 0
+#define MCHP_PDMC_CLK_NEGATIVE 1
+
+#endif /* __DT_BINDINGS_MICROCHIP_PDMC_H__ */
-- 
2.25.1

[PATCH 2/2] ARM: dts: at91: sama7g5/sama7g5ek: sync with kernel at91 5.19

[Eugen Hristev]

Sync with at91 maintainer tree for-5.19 branch.

Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
---
 arch/arm/dts/at91-sama7g5ek.dts | 21 ++++++++++++++-
 arch/arm/dts/sama7g5.dtsi       | 46 +++++++++++++++++++++++++--------
 2 files changed, 55 insertions(+), 12 deletions(-)

diff --git a/arch/arm/dts/at91-sama7g5ek.dts b/arch/arm/dts/at91-sama7g5ek.dts
index ee46112b08..086ee45005 100644
--- a/arch/arm/dts/at91-sama7g5ek.dts
+++ b/arch/arm/dts/at91-sama7g5ek.dts
@@ -14,6 +14,7 @@
 #include <dt-bindings/mfd/atmel-flexcom.h>
 #include <dt-bindings/input/input.h>
 #include <dt-bindings/pinctrl/at91.h>
+#include <dt-bindings/sound/microchip,pdmc.h>
 
 / {
 	model = "Microchip SAMA7G5-EK";
@@ -468,7 +469,7 @@
 		     &pinctrl_gmac1_mdio_default
 		     &pinctrl_gmac1_phy_irq>;
 	phy-mode = "rmii";
-	status = "okay";
+	status = "okay"; /* Conflict with pdmc0. */
 
 	ethernet-phy@0 {
 		reg = <0x0>;
@@ -482,6 +483,17 @@
 	pinctrl-0 = <&pinctrl_i2s0_default>;
 };
 
+&pdmc0 {
+	#sound-dai-cells = <0>;
+	microchip,mic-pos = <MCHP_PDMC_DS0 MCHP_PDMC_CLK_NEGATIVE>, /* MIC 1 */
+			    <MCHP_PDMC_DS1 MCHP_PDMC_CLK_NEGATIVE>, /* MIC 2 */
+			    <MCHP_PDMC_DS0 MCHP_PDMC_CLK_POSITIVE>, /* MIC 3 */
+			    <MCHP_PDMC_DS1 MCHP_PDMC_CLK_POSITIVE>; /* MIC 4 */
+	status = "disabled"; /* Conflict with gmac1. */
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_pdmc0_default>;
+};
+
 &pioA {
 
 	pinctrl_can0_default: can0_default {
@@ -651,6 +663,13 @@
 		bias-disable;
 	};
 
+	pinctrl_pdmc0_default: pdmc0_default {
+		pinmux = <PIN_PD23__PDMC0_DS0>,
+			 <PIN_PD24__PDMC0_DS1>,
+			 <PIN_PD22__PDMC0_CLK>;
+		bias_disable;
+	};
+
 	pinctrl_qspi: qspi {
 		pinmux = <PIN_PB12__QSPI0_IO0>,
 			 <PIN_PB11__QSPI0_IO1>,
diff --git a/arch/arm/dts/sama7g5.dtsi b/arch/arm/dts/sama7g5.dtsi
index 4efecdb92c..97400dc18e 100644
--- a/arch/arm/dts/sama7g5.dtsi
+++ b/arch/arm/dts/sama7g5.dtsi
@@ -33,6 +33,7 @@
 			reg = <0x0>;
 			clocks = <&pmc PMC_TYPE_CORE 8>, <&pmc PMC_TYPE_CORE 22>, <&main_xtal>;
 			clock-names = "cpu", "master", "xtal";
+			operating-points-v2 = <&cpu_opp_table>;
 		};
 	};
 
@@ -225,7 +226,7 @@
 			status = "disabled";
 		};
 
-		rtt: rtt@e001d020 {
+		rtt: rtc@e001d020 {
 			compatible = "microchip,sama7g5-rtt", "microchip,sam9x60-rtt", "atmel,at91sam9260-rtt";
 			reg = <0xe001d020 0x30>;
 			interrupts = <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>;
@@ -490,6 +491,30 @@
 			status = "disabled";
 		};
 
+		pdmc0: sound@e1608000 {
+			compatible = "microchip,sama7g5-pdmc";
+			reg = <0xe1608000 0x1000>;
+			interrupts = <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>;
+			#sound-dai-cells = <0>;
+			dmas = <&dma0 AT91_XDMAC_DT_PERID(37)>;
+			dma-names = "rx";
+			clocks = <&pmc PMC_TYPE_PERIPHERAL 68>, <&pmc PMC_TYPE_GCK 68>;
+			clock-names = "pclk", "gclk";
+			status = "disabled";
+		};
+
+		pdmc1: sound@e160c000 {
+			compatible = "microchip,sama7g5-pdmc";
+			reg = <0xe160c000 0x1000>;
+			interrupts = <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>;
+			#sound-dai-cells = <0>;
+			dmas = <&dma0 AT91_XDMAC_DT_PERID(38)>;
+			dma-names = "rx";
+			clocks = <&pmc PMC_TYPE_PERIPHERAL 69>, <&pmc PMC_TYPE_GCK 69>;
+			clock-names = "pclk", "gclk";
+			status = "disabled";
+		};
+
 		spdifrx: spdifrx@e1614000 {
 			#sound-dai-cells = <0>;
 			compatible = "microchip,sama7g5-spdifrx";
@@ -628,9 +653,9 @@
 				#size-cells = <0>;
 				clocks = <&pmc PMC_TYPE_PERIPHERAL 39>;
 				atmel,fifo-size = <32>;
-				dmas = <&dma0 AT91_XDMAC_DT_PERID(7)>,
-					<&dma0 AT91_XDMAC_DT_PERID(8)>;
-				dma-names = "rx", "tx";
+				dmas = <&dma0 AT91_XDMAC_DT_PERID(8)>,
+					<&dma0 AT91_XDMAC_DT_PERID(7)>;
+				dma-names = "tx", "rx";
 				status = "disabled";
 			};
 		};
@@ -814,9 +839,9 @@
 				#size-cells = <0>;
 				clocks = <&pmc PMC_TYPE_PERIPHERAL 46>;
 				atmel,fifo-size = <32>;
-				dmas = <&dma0 AT91_XDMAC_DT_PERID(21)>,
-					<&dma0 AT91_XDMAC_DT_PERID(22)>;
-				dma-names = "rx", "tx";
+				dmas = <&dma0 AT91_XDMAC_DT_PERID(22)>,
+					<&dma0 AT91_XDMAC_DT_PERID(21)>;
+				dma-names = "tx", "rx";
 				status = "disabled";
 			};
 		};
@@ -838,9 +863,9 @@
 				#size-cells = <0>;
 				clocks = <&pmc PMC_TYPE_PERIPHERAL 47>;
 				atmel,fifo-size = <32>;
-				dmas = <&dma0 AT91_XDMAC_DT_PERID(23)>,
-					<&dma0 AT91_XDMAC_DT_PERID(24)>;
-				dma-names = "rx", "tx";
+				dmas = <&dma0 AT91_XDMAC_DT_PERID(24)>,
+					<&dma0 AT91_XDMAC_DT_PERID(23)>;
+				dma-names = "tx", "rx";
 				status = "disabled";
 			};
 		};
@@ -885,7 +910,6 @@
 			#interrupt-cells = <3>;
 			#address-cells = <0>;
 			interrupt-controller;
-			interrupt-parent;
 			reg = <0xe8c11000 0x1000>,
 				<0xe8c12000 0x2000>;
 		};
-- 
2.25.1

Re: [PATCH 1/2] dt-bindings: sound: add microchip,pdmc.h

[Eugen.Hristev]

On 5/24/22 1:31 PM, Eugen Hristev wrote:
> Include microchip,pdmc.h from Linux.
> 
> This file includes required defines for DT successful build.
> 
> Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
> ---

Applied both to u-boot-at91/next