[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-Id: <20210402004716.15961-5-zev@bewilderbeest.net>
Date: Thu, 1 Apr 2021 19:47:16 -0500
From: Zev Weiss <zev@...ilderbeest.net>
To: Joel Stanley <joel@....id.au>
Cc: openbmc@...ts.ozlabs.org, linux-arm-kernel@...ts.infradead.org,
linux-aspeed@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
Andrew Jeffery <andrew@...id.au>,
Zev Weiss <zev@...ilderbeest.net>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Rob Herring <robh+dt@...nel.org>,
Lubomir Rintel <lkundrak@...sk>,
- <devicetree@...r.kernel.org>, linux-serial@...r.kernel.org
Subject: [PATCH v3 4/4] dt-bindings: serial: 8250: add aspeed,lpc-address and aspeed,sirq
These correspond to the existing lpc_address, sirq, and sirq_polarity
sysfs attributes; the second element of aspeed,sirq provides a
replacement for the deprecated aspeed,sirq-polarity-sense property.
Signed-off-by: Zev Weiss <zev@...ilderbeest.net>
---
.../devicetree/bindings/serial/8250.yaml | 27 ++++++++++++++++---
1 file changed, 24 insertions(+), 3 deletions(-)
diff --git a/Documentation/devicetree/bindings/serial/8250.yaml b/Documentation/devicetree/bindings/serial/8250.yaml
index 491b9297432d..a6e01f9b745f 100644
--- a/Documentation/devicetree/bindings/serial/8250.yaml
+++ b/Documentation/devicetree/bindings/serial/8250.yaml
@@ -12,8 +12,13 @@ maintainers:
allOf:
- $ref: /schemas/serial.yaml#
- if:
- required:
- - aspeed,sirq-polarity-sense
+ anyOf:
+ - required:
+ - aspeed,lpc-address
+ - required:
+ - aspeed,sirq
+ - required:
+ - aspeed,sirq-polarity-sense
then:
properties:
compatible:
@@ -190,6 +195,20 @@ properties:
applicable to aspeed,ast2500-vuart.
deprecated: true
+ aspeed,lpc-address:
+ $ref: '/schemas/types.yaml#/definitions/uint32'
+ description: |
+ The VUART LPC address. Only applicable to aspeed,ast2500-vuart.
+
+ aspeed,sirq:
+ $ref: "/schemas/types.yaml#/definitions/uint32-array"
+ minItems: 2
+ maxItems: 2
+ description: |
+ A 2-cell property describing the VUART SIRQ number and SIRQ
+ polarity (IRQ_TYPE_LEVEL_LOW or IRQ_TYPE_LEVEL_HIGH). Only
+ applicable to aspeed,ast2500-vuart.
+
required:
- reg
- interrupts
@@ -221,6 +240,7 @@ examples:
};
- |
#include <dt-bindings/clock/aspeed-clock.h>
+ #include <dt-bindings/interrupt-controller/irq.h>
serial@...87000 {
compatible = "aspeed,ast2500-vuart";
reg = <0x1e787000 0x40>;
@@ -228,7 +248,8 @@ examples:
interrupts = <8>;
clocks = <&syscon ASPEED_CLK_APB>;
no-loopback-test;
- aspeed,sirq-polarity-sense = <&syscon 0x70 25>;
+ aspeed,lpc-address = <0x3f8>;
+ aspeed,sirq = <4 IRQ_TYPE_LEVEL_LOW>;
};
...
--
2.31.1
Powered by blists - more mailing lists