[PATCH v3] ARM: DTS: CROS5250: Add max77686 device tree support
Kukjin Kim
kgene.kim at samsung.com
Mon Mar 25 05:54:58 EDT 2013
Abhilash Kesavan wrote:
>
> Adding Kukjin Kim who was accidentally missed out in the re-worked
patches.
>
Abhilash, please re-send patch so that I could apply this into samsung tree.
Thanks.
- Kukjin
> On Wed, Dec 5, 2012 at 8:51 AM, Abhilash Kesavan <a.kesavan at samsung.com>
> wrote:
> > The exynos5250 based chromebooks have a max77686 pmic on i2c channel 0.
> > Add support for the pmic in the common cros5250 dts file.
> > Tested after enabling cpufreq support for exynos5250 SoC and varying the
> > arm frequency/voltage using the userspace governer.
> >
> > Signed-off-by: Abhilash Kesavan <a.kesavan at samsung.com>
> > Acked-by: Doug Anderson <dianders at chromium.org>
> > ---
> > Changes since v1:
> > * Used generic names for the regulators
> > * Changed BUCK5 as being default "ON"
> > Changes since v2:
> > * Fixed the LDO7 name from "P1.0V_LDO_OUT7" to "P1.1V_LDO_OUT7"
> >
> > arch/arm/boot/dts/cros5250-common.dtsi | 138
> ++++++++++++++++++++++++++++++++
> > 1 files changed, 138 insertions(+), 0 deletions(-)
> >
> > diff --git a/arch/arm/boot/dts/cros5250-common.dtsi
> b/arch/arm/boot/dts/cros5250-common.dtsi
> > index fddd174..8ab8394 100644
> > --- a/arch/arm/boot/dts/cros5250-common.dtsi
> > +++ b/arch/arm/boot/dts/cros5250-common.dtsi
> > @@ -24,6 +24,144 @@
> > samsung,i2c-max-bus-freq = <378000>;
> > gpios = <&gpb3 0 2 3 0>,
> > <&gpb3 1 2 3 0>;
> > +
> > + max77686 at 09 {
> > + compatible = "maxim,max77686";
> > + reg = <0x09>;
> > +
> > + voltage-regulators {
> > + ldo1_reg: LDO1 {
> > + regulator-name =
"P1.0V_LDO_OUT1";
> > + regulator-min-microvolt =
<1000000>;
> > + regulator-max-microvolt =
<1000000>;
> > + regulator-always-on;
> > + };
> > +
> > + ldo2_reg: LDO2 {
> > + regulator-name =
"P1.8V_LDO_OUT2";
> > + regulator-min-microvolt =
<1800000>;
> > + regulator-max-microvolt =
<1800000>;
> > + regulator-always-on;
> > + };
> > +
> > + ldo3_reg: LDO3 {
> > + regulator-name =
"P1.8V_LDO_OUT3";
> > + regulator-min-microvolt =
<1800000>;
> > + regulator-max-microvolt =
<1800000>;
> > + regulator-always-on;
> > + };
> > +
> > + ldo7_reg: LDO7 {
> > + regulator-name =
"P1.1V_LDO_OUT7";
> > + regulator-min-microvolt =
<1100000>;
> > + regulator-max-microvolt =
<1100000>;
> > + regulator-always-on;
> > + };
> > +
> > + ldo8_reg: LDO8 {
> > + regulator-name =
"P1.0V_LDO_OUT8";
> > + regulator-min-microvolt =
<1000000>;
> > + regulator-max-microvolt =
<1000000>;
> > + regulator-always-on;
> > + };
> > +
> > + ldo10_reg: LDO10 {
> > + regulator-name =
"P1.8V_LDO_OUT10";
> > + regulator-min-microvolt =
<1800000>;
> > + regulator-max-microvolt =
<1800000>;
> > + regulator-always-on;
> > + };
> > +
> > + ldo12_reg: LDO12 {
> > + regulator-name =
"P3.0V_LDO_OUT12";
> > + regulator-min-microvolt =
<3000000>;
> > + regulator-max-microvolt =
<3000000>;
> > + regulator-always-on;
> > + };
> > +
> > + ldo14_reg: LDO14 {
> > + regulator-name =
"P1.8V_LDO_OUT14";
> > + regulator-min-microvolt =
<1800000>;
> > + regulator-max-microvolt =
<1800000>;
> > + regulator-always-on;
> > + };
> > +
> > + ldo15_reg: LDO15 {
> > + regulator-name =
"P1.0V_LDO_OUT15";
> > + regulator-min-microvolt =
<1000000>;
> > + regulator-max-microvolt =
<1000000>;
> > + regulator-always-on;
> > + };
> > +
> > + ldo16_reg: LDO16 {
> > + regulator-name =
"P1.8V_LDO_OUT16";
> > + regulator-min-microvolt =
<1800000>;
> > + regulator-max-microvolt =
<1800000>;
> > + regulator-always-on;
> > + };
> > +
> > + buck1_reg: BUCK1 {
> > + regulator-name = "vdd_mif";
> > + regulator-min-microvolt =
<950000>;
> > + regulator-max-microvolt =
<1300000>;
> > + regulator-always-on;
> > + regulator-boot-on;
> > + };
> > +
> > + buck2_reg: BUCK2 {
> > + regulator-name = "vdd_arm";
> > + regulator-min-microvolt =
<850000>;
> > + regulator-max-microvolt =
<1350000>;
> > + regulator-always-on;
> > + regulator-boot-on;
> > + };
> > +
> > + buck3_reg: BUCK3 {
> > + regulator-name = "vdd_int";
> > + regulator-min-microvolt =
<900000>;
> > + regulator-max-microvolt =
<1200000>;
> > + regulator-always-on;
> > + regulator-boot-on;
> > + };
> > +
> > + buck4_reg: BUCK4 {
> > + regulator-name = "vdd_g3d";
> > + regulator-min-microvolt =
<850000>;
> > + regulator-max-microvolt =
<1300000>;
> > + regulator-always-on;
> > + regulator-boot-on;
> > + };
> > +
> > + buck5_reg: BUCK5 {
> > + regulator-name =
"P1.8V_BUCK_OUT5";
> > + regulator-min-microvolt =
<1800000>;
> > + regulator-max-microvolt =
<1800000>;
> > + regulator-always-on;
> > + regulator-boot-on;
> > + };
> > +
> > + buck6_reg: BUCK6 {
> > + regulator-name =
"P1.35V_BUCK_OUT6";
> > + regulator-min-microvolt =
<1350000>;
> > + regulator-max-microvolt =
<1350000>;
> > + regulator-always-on;
> > + };
> > +
> > + buck7_reg: BUCK7 {
> > + regulator-name =
"P2.0V_BUCK_OUT7";
> > + regulator-min-microvolt =
<2000000>;
> > + regulator-max-microvolt =
<2000000>;
> > + regulator-always-on;
> > + };
> > +
> > + buck8_reg: BUCK8 {
> > + regulator-name =
"P2.85V_BUCK_OUT8";
> > + regulator-min-microvolt =
<2850000>;
> > + regulator-max-microvolt =
<2850000>;
> > + regulator-always-on;
> > + };
> > + };
> > + };
> > };
> >
> > i2c at 12C70000 {
> > --
> > 1.6.6.1
> >
> >
> > _______________________________________________
> > linux-arm-kernel mailing list
> > linux-arm-kernel at lists.infradead.org
> > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
More information about the linux-arm-kernel
mailing list