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Message-Id: <20240627150046.258795-4-piotr.wojtaszczyk@timesys.com>
Date: Thu, 27 Jun 2024 17:00:21 +0200
From: Piotr Wojtaszczyk <piotr.wojtaszczyk@...esys.com>
To: Vinod Koul <vkoul@...nel.org>,
Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
"J.M.B. Downing" <jonathan.downing@...tel.com>,
Piotr Wojtaszczyk <piotr.wojtaszczyk@...esys.com>,
Vladimir Zapolskiy <vz@...ia.com>,
Liam Girdwood <lgirdwood@...il.com>,
Mark Brown <broonie@...nel.org>,
Russell King <linux@...linux.org.uk>,
Michael Turquette <mturquette@...libre.com>,
Stephen Boyd <sboyd@...nel.org>,
Andi Shyti <andi.shyti@...nel.org>,
Miquel Raynal <miquel.raynal@...tlin.com>,
Richard Weinberger <richard@....at>,
Vignesh Raghavendra <vigneshr@...com>,
Jaroslav Kysela <perex@...ex.cz>,
Takashi Iwai <tiwai@...e.com>,
Arnd Bergmann <arnd@...db.de>,
Yangtao Li <frank.li@...o.com>,
Li Zetao <lizetao1@...wei.com>,
Michael Ellerman <mpe@...erman.id.au>,
Chancel Liu <chancel.liu@....com>,
Corentin Labbe <clabbe@...libre.com>,
dmaengine@...r.kernel.org,
devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
alsa-devel@...a-project.org,
linuxppc-dev@...ts.ozlabs.org,
linux-sound@...r.kernel.org,
linux-clk@...r.kernel.org,
linux-i2c@...r.kernel.org,
linux-mtd@...ts.infradead.org
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [Patch v5 03/12] ASoC: dt-bindings: lpc32xx: Add lpc32xx i2s DT binding
Add nxp,lpc3220-i2s DT binding documentation.
Signed-off-by: Piotr Wojtaszczyk <piotr.wojtaszczyk@...esys.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
Changes for v5:
- Removed "N:" from the MAINTAINERS entry
Changes for v4:
- Custom dma-vc-names property with standard dmas and dma-names
- Added to MAINTAINERS
Changes for v3:
- Added '$ref: dai-common.yaml#' and '#sound-dai-cells'
- Dropped all clock-names, references
- Dropped status property from the example
- Added interrupts property
- 'make dt_binding_check' pass
Changes for v2:
- Added maintainers field
- Dropped clock-names
- Dropped unused unneded interrupts field
.../bindings/sound/nxp,lpc3220-i2s.yaml | 73 +++++++++++++++++++
MAINTAINERS | 9 +++
2 files changed, 82 insertions(+)
create mode 100644 Documentation/devicetree/bindings/sound/nxp,lpc3220-i2s.yaml
diff --git a/Documentation/devicetree/bindings/sound/nxp,lpc3220-i2s.yaml b/Documentation/devicetree/bindings/sound/nxp,lpc3220-i2s.yaml
new file mode 100644
index 000000000000..40a0877a8aba
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/nxp,lpc3220-i2s.yaml
@@ -0,0 +1,73 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/sound/nxp,lpc3220-i2s.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NXP LPC32XX I2S Controller
+
+description:
+ The I2S controller in LPC32XX SoCs, ASoC DAI.
+
+maintainers:
+ - J.M.B. Downing <jonathan.downing@...tel.com>
+ - Piotr Wojtaszczyk <piotr.wojtaszczyk@...esys.com>
+
+allOf:
+ - $ref: dai-common.yaml#
+
+properties:
+ compatible:
+ enum:
+ - nxp,lpc3220-i2s
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ clocks:
+ items:
+ - description: input clock of the peripheral.
+
+ dmas:
+ items:
+ - description: RX DMA Channel
+ - description: TX DMA Channel
+
+ dma-names:
+ items:
+ - const: rx
+ - const: tx
+
+ "#sound-dai-cells":
+ const: 0
+
+required:
+ - compatible
+ - reg
+ - interrupts
+ - clocks
+ - dmas
+ - dma-names
+ - '#sound-dai-cells'
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/lpc32xx-clock.h>
+ #include <dt-bindings/interrupt-controller/irq.h>
+
+ i2s@...94000 {
+ compatible = "nxp,lpc3220-i2s";
+ reg = <0x20094000 0x1000>;
+ interrupts = <22 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clk LPC32XX_CLK_I2S0>;
+ dmas = <&dma 0 1>, <&dma 13 1>;
+ dma-names = "rx", "tx";
+ #sound-dai-cells = <0>;
+ };
+
+...
diff --git a/MAINTAINERS b/MAINTAINERS
index 79b44addc139..ceec359c68fc 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -8918,6 +8918,15 @@ S: Maintained
F: sound/soc/fsl/fsl*
F: sound/soc/fsl/imx*
+FREESCALE SOC LPC32XX SOUND DRIVERS
+M: J.M.B. Downing <jonathan.downing@...tel.com>
+M: Piotr Wojtaszczyk <piotr.wojtaszczyk@...esys.com>
+R: Vladimir Zapolskiy <vz@...ia.com>
+L: alsa-devel@...a-project.org (moderated for non-subscribers)
+L: linuxppc-dev@...ts.ozlabs.org
+S: Maintained
+F: Documentation/devicetree/bindings/sound/nxp,lpc3220-i2s.yaml
+
FREESCALE SOC SOUND QMC DRIVER
M: Herve Codina <herve.codina@...tlin.com>
L: alsa-devel@...a-project.org (moderated for non-subscribers)
--
2.25.1
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