From: Stefan Wahren <stefan.wahren@i2se.com>
To: Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Eric Anholt <eric@anholt.net>
Cc: Stefan Wahren <stefan.wahren@i2se.com>,
devicetree@vger.kernel.org, alsa-devel@alsa-project.org,
Liam Girdwood <lgirdwood@gmail.com>,
Mark Brown <broonie@kernel.org>,
linux-rpi-kernel@lists.infradead.org,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH V3 1/2 RESEND] dt-bindings: bcm283x: Fix register ranges of bcm2835-i2s
Date: Fri, 16 Feb 2018 11:55:33 +0100 [thread overview]
Message-ID: <1518778534-3328-2-git-send-email-stefan.wahren@i2se.com> (raw)
In-Reply-To: <1518778534-3328-1-git-send-email-stefan.wahren@i2se.com>
Since 517e7a1537a ("ASoC: bcm2835: move to use the clock framework")
the bcm2835-i2s requires a clock as DT property. Unfortunately
the necessary DT change has never been applied. While we are at it
also fix the first PCM register range to cover the PCM_GRAY register.
This patch only fixes the affected dt-bindings.
Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
---
Documentation/devicetree/bindings/dma/brcm,bcm2835-dma.txt | 4 ++--
Documentation/devicetree/bindings/sound/brcm,bcm2835-i2s.txt | 9 ++++-----
2 files changed, 6 insertions(+), 7 deletions(-)
diff --git a/Documentation/devicetree/bindings/dma/brcm,bcm2835-dma.txt b/Documentation/devicetree/bindings/dma/brcm,bcm2835-dma.txt
index baf9b34..b6a8cc0 100644
--- a/Documentation/devicetree/bindings/dma/brcm,bcm2835-dma.txt
+++ b/Documentation/devicetree/bindings/dma/brcm,bcm2835-dma.txt
@@ -74,8 +74,8 @@ Example:
bcm2835_i2s: i2s@7e203000 {
compatible = "brcm,bcm2835-i2s";
- reg = < 0x7e203000 0x20>,
- < 0x7e101098 0x02>;
+ reg = < 0x7e203000 0x24>;
+ clocks = <&clocks BCM2835_CLOCK_PCM>;
dmas = <&dma 2>,
<&dma 3>;
diff --git a/Documentation/devicetree/bindings/sound/brcm,bcm2835-i2s.txt b/Documentation/devicetree/bindings/sound/brcm,bcm2835-i2s.txt
index 65783de..7bb0362 100644
--- a/Documentation/devicetree/bindings/sound/brcm,bcm2835-i2s.txt
+++ b/Documentation/devicetree/bindings/sound/brcm,bcm2835-i2s.txt
@@ -2,9 +2,8 @@
Required properties:
- compatible: "brcm,bcm2835-i2s"
-- reg: A list of base address and size entries:
- * The first entry should cover the PCM registers
- * The second entry should cover the PCM clock registers
+- reg: Should contain PCM registers location and length.
+- clocks: the (PCM) clock to use
- dmas: List of DMA controller phandle and DMA request line ordered pairs.
- dma-names: Identifier string for each DMA request line in the dmas property.
These strings correspond 1:1 with the ordered pairs in dmas.
@@ -16,8 +15,8 @@ Example:
bcm2835_i2s: i2s@7e203000 {
compatible = "brcm,bcm2835-i2s";
- reg = <0x7e203000 0x20>,
- <0x7e101098 0x02>;
+ reg = <0x7e203000 0x24>;
+ clocks = <&clocks BCM2835_CLOCK_PCM>;
dmas = <&dma 2>,
<&dma 3>;
--
2.7.4
next prev parent reply other threads:[~2018-02-16 10:55 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-16 10:55 [PATCH V3 0/2 RESEND] ARM: dts: bcm283x: Fix probing of bcm2835-i2s Stefan Wahren
2018-02-16 10:55 ` Stefan Wahren [this message]
2018-02-19 19:35 ` [PATCH V3 1/2 RESEND] dt-bindings: bcm283x: Fix register ranges " Rob Herring
2018-02-16 10:55 ` [PATCH V3 2/2 RESEND] ARM: dts: bcm283x: Fix probing " Stefan Wahren
2018-02-22 20:11 ` Eric Anholt
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