From: Eugen Hristev <eugen.hristev@microchip.com>
To: <nicolas.ferre@microchip.com>, <ludovic.desroches@microchip.com>,
<linux-iio@vger.kernel.org>, <jic23@kernel.org>,
<alexandre.belloni@free-electrons.com>,
<linux-arm-kernel@lists.infradead.org>,
<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<lars@metafoo.de>
Cc: <eugen.hristev@microchip.com>
Subject: [PATCH 1/3] Documentation: dt: iio: at91-sama5d2_adc: add optional dma property
Date: Thu, 10 Aug 2017 15:34:57 +0300 [thread overview]
Message-ID: <1502368499-6739-2-git-send-email-eugen.hristev@microchip.com> (raw)
In-Reply-To: <1502368499-6739-1-git-send-email-eugen.hristev@microchip.com>
Added property for DMA configuration of the device.
Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
---
Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt b/Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt
index 552e7a8..5f94d47 100644
--- a/Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt
+++ b/Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt
@@ -17,6 +17,11 @@ Required properties:
This property uses the IRQ edge types values: IRQ_TYPE_EDGE_RISING ,
IRQ_TYPE_EDGE_FALLING or IRQ_TYPE_EDGE_BOTH
+Optional properties:
+ - dmas: Phandle to dma channel for the ADC.
+ See ../../dma/dma.txt for details.
+ - dma-names: Must be "rx" when dmas property is being used.
+
Example:
adc: adc@fc030000 {
@@ -31,4 +36,6 @@ adc: adc@fc030000 {
vddana-supply = <&vdd_3v3_lp_reg>;
vref-supply = <&vdd_3v3_lp_reg>;
atmel,trigger-edge-type = <IRQ_TYPE_EDGE_BOTH>;
+ dmas = <&dma0 (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) | AT91_XDMAC_DT_PERID(25))>;
+ dma-names = "rx";
}
--
2.7.4
WARNING: multiple messages have this Message-ID (diff)
From: eugen.hristev@microchip.com (Eugen Hristev)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 1/3] Documentation: dt: iio: at91-sama5d2_adc: add optional dma property
Date: Thu, 10 Aug 2017 15:34:57 +0300 [thread overview]
Message-ID: <1502368499-6739-2-git-send-email-eugen.hristev@microchip.com> (raw)
In-Reply-To: <1502368499-6739-1-git-send-email-eugen.hristev@microchip.com>
Added property for DMA configuration of the device.
Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
---
Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt b/Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt
index 552e7a8..5f94d47 100644
--- a/Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt
+++ b/Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt
@@ -17,6 +17,11 @@ Required properties:
This property uses the IRQ edge types values: IRQ_TYPE_EDGE_RISING ,
IRQ_TYPE_EDGE_FALLING or IRQ_TYPE_EDGE_BOTH
+Optional properties:
+ - dmas: Phandle to dma channel for the ADC.
+ See ../../dma/dma.txt for details.
+ - dma-names: Must be "rx" when dmas property is being used.
+
Example:
adc: adc at fc030000 {
@@ -31,4 +36,6 @@ adc: adc at fc030000 {
vddana-supply = <&vdd_3v3_lp_reg>;
vref-supply = <&vdd_3v3_lp_reg>;
atmel,trigger-edge-type = <IRQ_TYPE_EDGE_BOTH>;
+ dmas = <&dma0 (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) | AT91_XDMAC_DT_PERID(25))>;
+ dma-names = "rx";
}
--
2.7.4
WARNING: multiple messages have this Message-ID (diff)
From: Eugen Hristev <eugen.hristev@microchip.com>
To: nicolas.ferre@microchip.com, ludovic.desroches@microchip.com,
linux-iio@vger.kernel.org, jic23@kernel.org,
alexandre.belloni@free-electrons.com,
linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, lars@metafoo.de
Cc: eugen.hristev@microchip.com
Subject: [PATCH 1/3] Documentation: dt: iio: at91-sama5d2_adc: add optional dma property
Date: Thu, 10 Aug 2017 15:34:57 +0300 [thread overview]
Message-ID: <1502368499-6739-2-git-send-email-eugen.hristev@microchip.com> (raw)
In-Reply-To: <1502368499-6739-1-git-send-email-eugen.hristev@microchip.com>
Added property for DMA configuration of the device.
Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
---
Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt b/Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt
index 552e7a8..5f94d47 100644
--- a/Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt
+++ b/Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt
@@ -17,6 +17,11 @@ Required properties:
This property uses the IRQ edge types values: IRQ_TYPE_EDGE_RISING ,
IRQ_TYPE_EDGE_FALLING or IRQ_TYPE_EDGE_BOTH
+Optional properties:
+ - dmas: Phandle to dma channel for the ADC.
+ See ../../dma/dma.txt for details.
+ - dma-names: Must be "rx" when dmas property is being used.
+
Example:
adc: adc@fc030000 {
@@ -31,4 +36,6 @@ adc: adc@fc030000 {
vddana-supply = <&vdd_3v3_lp_reg>;
vref-supply = <&vdd_3v3_lp_reg>;
atmel,trigger-edge-type = <IRQ_TYPE_EDGE_BOTH>;
+ dmas = <&dma0 (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) | AT91_XDMAC_DT_PERID(25))>;
+ dma-names = "rx";
}
--
2.7.4
next prev parent reply other threads:[~2017-08-10 12:34 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-10 12:34 [PATCH 0/3] iio: adc: at91-sama5d2_adc: add DMA support Eugen Hristev
2017-08-10 12:34 ` Eugen Hristev
2017-08-10 12:34 ` Eugen Hristev
2017-08-10 12:34 ` Eugen Hristev [this message]
2017-08-10 12:34 ` [PATCH 1/3] Documentation: dt: iio: at91-sama5d2_adc: add optional dma property Eugen Hristev
2017-08-10 12:34 ` Eugen Hristev
2017-08-17 15:10 ` Rob Herring
2017-08-17 15:10 ` Rob Herring
2017-08-17 15:10 ` Rob Herring
2017-08-24 11:54 ` Alexandre Belloni
2017-08-24 11:54 ` Alexandre Belloni
2017-08-10 12:34 ` [PATCH 2/3] ARM: dts: at91: sama5d2: added dma property for ADC device Eugen Hristev
2017-08-10 12:34 ` Eugen Hristev
2017-08-10 12:34 ` Eugen Hristev
2017-08-10 12:34 ` [PATCH 3/3] iio: adc: at91-sama5d2_adc: add support for DMA Eugen Hristev
2017-08-10 12:34 ` Eugen Hristev
2017-08-10 12:34 ` Eugen Hristev
2017-08-12 12:36 ` Jonathan Cameron
2017-08-12 12:36 ` Jonathan Cameron
2017-08-12 12:36 ` Jonathan Cameron
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