From: Kiran Padwal <kiran.padwal@smartplayin.com>
To: robh+dt@kernel.org, pawel.moll@arm.com, mark.rutland@arm.com,
ijc+devicetree@hellion.org.uk, galak@codeaurora.org,
davidb@codeaurora.org, afaerber@suse.de
Cc: linux@arm.linux.org.uk, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org,
Kiran Padwal <kiran.padwal@smartplayin.com>
Subject: [PATCH] ARM: dts: qcom: Add I2C dt node for MSM8974 and DB8074 board
Date: Tue, 16 Sep 2014 17:15:38 +0530 [thread overview]
Message-ID: <1410867938-6254-1-git-send-email-kiran.padwal@smartplayin.com> (raw)
Add support for i2c controller on the DB8074 board.
It also adds necessary DT support for i2c eeprom which is present on
DB8074 board.
Signed-off-by: Kiran Padwal <kiran.padwal@smartplayin.com>
---
arch/arm/boot/dts/qcom-apq8074-dragonboard.dts | 21 +++++++++++++++++++++
arch/arm/boot/dts/qcom-msm8974.dtsi | 15 +++++++++++++--
2 files changed, 34 insertions(+), 2 deletions(-)
diff --git a/arch/arm/boot/dts/qcom-apq8074-dragonboard.dts b/arch/arm/boot/dts/qcom-apq8074-dragonboard.dts
index b4dfb01..4737049 100644
--- a/arch/arm/boot/dts/qcom-apq8074-dragonboard.dts
+++ b/arch/arm/boot/dts/qcom-apq8074-dragonboard.dts
@@ -22,6 +22,13 @@
pinctrl@fd510000 {
+ i2c11_pins: i2c11 {
+ mux {
+ pins = "gpio83", "gpio84";
+ function = "blsp_i2c11";
+ };
+ };
+
spi8_default: spi8_default {
mosi {
pins = "gpio45";
@@ -41,5 +48,19 @@
};
};
};
+
+ i2c@f9967000 {
+ status = "okay";
+ clock-frequency = <200000>;
+ pinctrl-0 = <&i2c11_pins>;
+ pinctrl-names = "default";
+
+ eeprom: eeprom@52 {
+ compatible = "atmel,24c128";
+ reg = <0x52>;
+ pagesize = <32>;
+ read-only;
+ };
+ };
};
};
diff --git a/arch/arm/boot/dts/qcom-msm8974.dtsi b/arch/arm/boot/dts/qcom-msm8974.dtsi
index 69dca2a..e265ec1 100644
--- a/arch/arm/boot/dts/qcom-msm8974.dtsi
+++ b/arch/arm/boot/dts/qcom-msm8974.dtsi
@@ -1,8 +1,8 @@
/dts-v1/;
-#include "skeleton.dtsi"
-
+#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/clock/qcom,gcc-msm8974.h>
+#include "skeleton.dtsi"
/ {
model = "Qualcomm MSM8974";
@@ -236,5 +236,16 @@
#interrupt-cells = <2>;
interrupts = <0 208 0>;
};
+
+ blsp_i2c11: i2c@f9967000 {
+ status = "disable";
+ compatible = "qcom,i2c-qup-v2.1.1";
+ reg = <0xf9967000 0x1000>;
+ interrupts = <0 105 IRQ_TYPE_NONE>;
+ clocks = <&gcc GCC_BLSP2_QUP5_I2C_APPS_CLK>, <&gcc GCC_BLSP2_AHB_CLK>;
+ clock-names = "core", "iface";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
};
};
--
1.7.9.5
next reply other threads:[~2014-09-16 11:45 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-16 11:45 Kiran Padwal [this message]
[not found] ` <1410867938-6254-1-git-send-email-kiran.padwal-edOiRQu9Xnj5XLMNweQjbQ@public.gmane.org>
2014-09-16 18:59 ` [PATCH] ARM: dts: qcom: Add I2C dt node for MSM8974 and DB8074 board Kumar Gala
2014-09-17 11:18 ` kiran.padwal
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1410867938-6254-1-git-send-email-kiran.padwal@smartplayin.com \
--to=kiran.padwal@smartplayin.com \
--cc=afaerber@suse.de \
--cc=davidb@codeaurora.org \
--cc=devicetree@vger.kernel.org \
--cc=galak@codeaurora.org \
--cc=ijc+devicetree@hellion.org.uk \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-arm-msm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux@arm.linux.org.uk \
--cc=mark.rutland@arm.com \
--cc=pawel.moll@arm.com \
--cc=robh+dt@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).