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Message-ID: <20240828203721.2751904-20-quic_nkela@quicinc.com>
Date: Wed, 28 Aug 2024 13:37:18 -0700
From: Nikunj Kela <quic_nkela@...cinc.com>
To: <andersson@...nel.org>, <konradybcio@...nel.org>, <robh@...nel.org>,
<krzk+dt@...nel.org>, <conor+dt@...nel.org>, <rafael@...nel.org>,
<viresh.kumar@...aro.org>, <herbert@...dor.apana.org.au>,
<davem@...emloft.net>, <sudeep.holla@....com>, <andi.shyti@...nel.org>,
<tglx@...utronix.de>, <will@...nel.org>, <joro@...tes.org>,
<jassisinghbrar@...il.com>, <lee@...nel.org>,
<linus.walleij@...aro.org>, <amitk@...nel.org>,
<thara.gopinath@...il.com>, <broonie@...nel.org>,
<wim@...ux-watchdog.org>, <linux@...ck-us.net>
CC: <robin.murphy@....com>, <cristian.marussi@....com>, <rui.zhang@...el.com>,
<lukasz.luba@....com>, <vkoul@...nel.org>, <quic_gurus@...cinc.com>,
<agross@...nel.org>, <bartosz.golaszewski@...aro.org>,
<quic_rjendra@...cinc.com>, <robimarko@...il.com>,
<linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, <linux-pm@...r.kernel.org>,
<linux-crypto@...r.kernel.org>, <arm-scmi@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>, <linux-i2c@...r.kernel.org>,
<iommu@...ts.linux.dev>, <linux-gpio@...r.kernel.org>,
<linux-serial@...r.kernel.org>, <linux-spi@...r.kernel.org>,
<linux-watchdog@...r.kernel.org>, <kernel@...cinc.com>,
<quic_psodagud@...cinc.com>, <quic_tsoni@...cinc.com>,
<quic_shazhuss@...cinc.com>, Nikunj Kela <quic_nkela@...cinc.com>,
"Praveen
Talari" <quic_ptalari@...cinc.com>
Subject: [PATCH 19/22] dt-bindings: i2c: document support for SA8255p
Add compatible representing i2c support on SA8255p.
Clocks and interconnects are being configured in Firmware VM
on SA8255p, therefore making them optional.
CC: Praveen Talari <quic_ptalari@...cinc.com>
Signed-off-by: Nikunj Kela <quic_nkela@...cinc.com>
---
.../bindings/i2c/qcom,i2c-geni-qcom.yaml | 56 ++++++++++++-------
1 file changed, 36 insertions(+), 20 deletions(-)
diff --git a/Documentation/devicetree/bindings/i2c/qcom,i2c-geni-qcom.yaml b/Documentation/devicetree/bindings/i2c/qcom,i2c-geni-qcom.yaml
index 9f66a3bb1f80..88f513fc5b08 100644
--- a/Documentation/devicetree/bindings/i2c/qcom,i2c-geni-qcom.yaml
+++ b/Documentation/devicetree/bindings/i2c/qcom,i2c-geni-qcom.yaml
@@ -15,14 +15,13 @@ properties:
enum:
- qcom,geni-i2c
- qcom,geni-i2c-master-hub
+ - qcom,sa8255p-geni-i2c
clocks:
- minItems: 1
- maxItems: 2
+ description: phandles for the clock providers
clock-names:
- minItems: 1
- maxItems: 2
+ description: names for the clocks
clock-frequency:
default: 100000
@@ -36,12 +35,13 @@ properties:
- const: rx
interconnects:
- minItems: 2
- maxItems: 3
+ description: phandles of interconnect bw provider
interconnect-names:
- minItems: 2
- maxItems: 3
+ items:
+ - const: qup-core
+ - const: qup-config
+ - const: qup-memory
interrupts:
maxItems: 1
@@ -69,8 +69,6 @@ properties:
required:
- compatible
- interrupts
- - clocks
- - clock-names
- reg
allOf:
@@ -100,22 +98,28 @@ allOf:
items:
- const: qup-core
- const: qup-config
+ - if:
+ properties:
+ compatible:
+ contains:
+ const: qcom,sa8255p-geni-i2c
+ then:
+ required:
+ - power-domains
else:
properties:
clocks:
- maxItems: 1
-
+ minItems: 1
+ maxItems: 2
clock-names:
- const: se
-
+ minItems: 1
+ maxItems: 2
interconnects:
- minItems: 3
-
+ minItems: 2
+ maxItems: 3
interconnect-names:
- items:
- - const: qup-core
- - const: qup-config
- - const: qup-memory
+ minItems: 2
+ maxItems: 3
unevaluatedProperties: false
@@ -143,4 +147,16 @@ examples:
power-domains = <&rpmhpd SC7180_CX>;
required-opps = <&rpmhpd_opp_low_svs>;
};
+
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+ i2c@...000 {
+ compatible = "qcom,sa8255p-geni-i2c";
+ reg = <0xa90000 0x4000>;
+ interrupts = <GIC_SPI 357 IRQ_TYPE_LEVEL_HIGH>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ power-domains = <&scmi9_pd 11>;
+ };
...
--
2.34.1
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