From: Dan Murphy <dmurphy@ti.com>
To: <lgirdwood@gmail.com>, <broonie@kernel.org>, <perex@perex.cz>,
<tiwai@suse.com>
Cc: <alsa-devel@alsa-project.org>, <linux-kernel@vger.kernel.org>,
Dan Murphy <dmurphy@ti.com>
Subject: [PATCH 1/2] dt-bindings: tlv320adcx140: Add GPO config and drive config
Date: Tue, 28 Jul 2020 11:08:32 -0500 [thread overview]
Message-ID: <20200728160833.24130-1-dmurphy@ti.com> (raw)
Add properties for configuring the General Purpose Outputs (GPO). The
GPOs. There are 2 settings for each GPO, configuration and the output drive
type.
Signed-off-by: Dan Murphy <dmurphy@ti.com>
---
.../bindings/sound/tlv320adcx140.yaml | 28 +++++++++++++++++++
1 file changed, 28 insertions(+)
diff --git a/Documentation/devicetree/bindings/sound/tlv320adcx140.yaml b/Documentation/devicetree/bindings/sound/tlv320adcx140.yaml
index 2e6ac5d2ee96..0950eb69f2b2 100644
--- a/Documentation/devicetree/bindings/sound/tlv320adcx140.yaml
+++ b/Documentation/devicetree/bindings/sound/tlv320adcx140.yaml
@@ -108,6 +108,32 @@ properties:
maximum: 7
default: [0, 0, 0, 0]
+patternProperties:
+ '^ti,gpo-config-[1-4]$':
+ $ref: /schemas/types.yaml#/definitions/uint32-array
+ description: |
+ Defines the configuration and output driver for the general purpose
+ output pins (GPO). These values are pairs, the first value is for the
+ configuration type and the second value is for the output drive type.
+ The array is defined as <GPO_CFG GPO_DRV>
+
+ GPO output configuration can be one of the following:
+
+ 0 - (default) disabled
+ 1 - GPOX is configured as a general-purpose output (GPO)
+ 2 - GPOX is configured as a device interrupt output (IRQ)
+ 3 - GPOX is configured as a secondary ASI output (SDOUT2)
+ 4 - GPOX is configured as a PDM clock output (PDMCLK)
+
+ GPO output drive configuration for the GPO pins can be one of the following:
+
+ 0d - (default) Hi-Z output
+ 1d - Drive active low and active high
+ 2d - Drive active low and weak high
+ 3d - Drive active low and Hi-Z
+ 4d - Drive weak low and active high
+ 5d - Drive Hi-Z and active high
+
required:
- compatible
- reg
@@ -124,6 +150,8 @@ examples:
ti,mic-bias-source = <6>;
ti,pdm-edge-select = <0 1 0 1>;
ti,gpi-config = <4 5 6 7>;
+ ti,gpo-config-1 = <0 0>;
+ ti,gpo-config-2 = <0 0>;
reset-gpios = <&gpio0 14 GPIO_ACTIVE_HIGH>;
};
};
--
2.28.0
next reply other threads:[~2020-07-28 16:09 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-28 16:08 Dan Murphy [this message]
2020-07-28 16:08 ` [PATCH 2/2] ASoC: tlv320adcx140: Add GPO configuration and drive output config Dan Murphy
2020-07-29 13:52 ` [PATCH 1/2] dt-bindings: tlv320adcx140: Add GPO config and drive config Mark Brown
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