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Date: Mon, 10 Jun 2013 09:12:08 +0100
From: Lee Jones <lee.jones@...aro.org>
To: J Keerthy <j-keerthy@...com>
Cc: b-cousson@...com, devicetree-discuss@...ts.ozlabs.org,
linux-omap@...r.kernel.org, linux-kernel@...r.kernel.org,
ldewangan@...dia.com, grant.likely@...retlab.ca,
swarren@...dotorg.org, swarren@...dia.com, sameo@...ux.intel.com,
gg@...mlogic.co.uk
Subject: Re: [PATCH 2/2] ARM: dts: OMAP5: add palmas node and omap specific
palmas regulator properties
> Add palmas node and omap specific palmas regulator properties.
>
> This patch is based on:
>
> git://git.kernel.org/pub/scm/linux/kernel/git/bcousson/linux-omap-dt.git
> for_3.11/dts
There's no need for this to be in the commit message.
> Boot tested on omap5-uevm board.
>
> Signed-off-by: J Keerthy <j-keerthy@...com>
> ---
> arch/arm/boot/dts/omap5-uevm.dts | 145 ++++++++++++++++++++++++++++++++++++++
> 1 files changed, 145 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/boot/dts/omap5-uevm.dts b/arch/arm/boot/dts/omap5-uevm.dts
> index 927db1e..88172db 100644
> --- a/arch/arm/boot/dts/omap5-uevm.dts
> +++ b/arch/arm/boot/dts/omap5-uevm.dts
> @@ -254,6 +254,151 @@
> pinctrl-0 = <&i2c1_pins>;
>
> clock-frequency = <400000>;
> +
> + palmas: palmas@48 {
> + reg = <0x48>;
> + /* SPI = 0, IRQ# = 7, 4 = active high level-sensitive */
The interrupt property is fairly ubiqutous. There's not really any
need to document it in this manor.
> + interrupts = <0 7 4>; /* IRQ_SYS_1N cascaded to gic */
Use the IRQ includes in dt-bindings.
> + interrupt-parent = <&gic>;
> + };
> +
> +};
> +
> +#include "palmas.dtsi"
I'm a bit confused by this. Is it now common practice to break out
nodes in this way? I assume to counter mass indentation, but it's a
bit alien to me.
> +&palmas {
> + palmas_pmic {
> + ti,ldo6-vibrator;
> +
> + regulators {
> + smps123_reg: smps123 {
> + regulator-min-microvolt = < 600000>;
> + regulator-max-microvolt = <1500000>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
Are these all board specific, or are they shared with any other
platform?
> + smps45_reg: smps45 {
> + regulator-min-microvolt = < 600000>;
> + regulator-max-microvolt = <1310000>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + smps6_reg: smps6 {
> + regulator-min-microvolt = <1200000>;
> + regulator-max-microvolt = <1200000>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + smps7_reg: smps7 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + smps8_reg: smps8 {
> + regulator-min-microvolt = < 600000>;
> + regulator-max-microvolt = <1310000>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + smps9_reg: smps9 {
> + regulator-min-microvolt = <2100000>;
> + regulator-max-microvolt = <2100000>;
> + regulator-always-on;
> + regulator-boot-on;
> + ti,smps-range = <0x80>;
> + };
> +
> + smps10_reg: smps10 {
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + ldo1_reg: ldo1 {
> + regulator-min-microvolt = <2800000>;
> + regulator-max-microvolt = <2800000>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + ldo2_reg: ldo2 {
> + regulator-min-microvolt = <2900000>;
> + regulator-max-microvolt = <2900000>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + ldo3_reg: ldo3 {
> + regulator-min-microvolt = <3000000>;
> + regulator-max-microvolt = <3000000>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + ldo4_reg: ldo4 {
> + regulator-min-microvolt = <2200000>;
> + regulator-max-microvolt = <2200000>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + ldo5_reg: ldo5 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + ldo6_reg: ldo6 {
> + regulator-min-microvolt = <1500000>;
> + regulator-max-microvolt = <1500000>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + ldo7_reg: ldo7 {
> + regulator-min-microvolt = <1500000>;
> + regulator-max-microvolt = <1500000>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + ldo8_reg: ldo8 {
> + regulator-min-microvolt = <1500000>;
> + regulator-max-microvolt = <1500000>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + ldo9_reg: ldo9 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + ldoln_reg: ldoln {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +
> + ldousb_reg: ldousb {
> + regulator-min-microvolt = <3250000>;
> + regulator-max-microvolt = <3250000>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> + };
> + };
> };
>
> &i2c5 {
--
Lee Jones
Linaro ST-Ericsson Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog
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