From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dave Gerlach Subject: [PATCH 3/8] ARM: dts: am335x-boneblack: Enable 1GHz OPP for cpu Date: Wed, 18 May 2016 18:36:28 -0500 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: Sender: linux-pm-owner@vger.kernel.org To: linux-arm-kernel@lists.infradead.org, linux-omap@vger.kernel.org, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, Tony Lindgren Cc: Viresh Kumar , Rob Herring , Mark Rutland , Nishanth Menon , Yegor Yefremov , Dave Gerlach List-Id: devicetree@vger.kernel.org Although all PG2.0 silicon may not support 1GHz OPP for the MPU, older Beaglebone Blacks may have PG2.0 silicon populated and these particular parts are guaranteed to support the OPP, so enable it for PG2.0 on am335x-boneblack only. Signed-off-by: Dave Gerlach --- arch/arm/boot/dts/am335x-boneblack.dts | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/arm/boot/dts/am335x-boneblack.dts b/arch/arm/boot/dts/am335x-boneblack.dts index 55c0e954b146..ca721670bd91 100644 --- a/arch/arm/boot/dts/am335x-boneblack.dts +++ b/arch/arm/boot/dts/am335x-boneblack.dts @@ -33,6 +33,17 @@ status = "okay"; }; +&cpu0_opp_table { + /* + * All PG 2.0 silicon may not support 1GHz but some of the early + * BeagleBone Blacks have PG 2.0 silicon which is guaranteed + * to support 1GHz OPP so enable it for PG 2.0 on this board. + */ + oppnitro@1000000000 { + opp-supported-hw = <0x06 0x0100>; + }; +}; + &am33xx_pinmux { nxp_hdmi_bonelt_pins: nxp_hdmi_bonelt_pins { pinctrl-single,pins = < -- 2.7.3 From mboxrd@z Thu Jan 1 00:00:00 1970 From: d-gerlach@ti.com (Dave Gerlach) Date: Wed, 18 May 2016 18:36:28 -0500 Subject: [PATCH 3/8] ARM: dts: am335x-boneblack: Enable 1GHz OPP for cpu In-Reply-To: References: Message-ID: To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Although all PG2.0 silicon may not support 1GHz OPP for the MPU, older Beaglebone Blacks may have PG2.0 silicon populated and these particular parts are guaranteed to support the OPP, so enable it for PG2.0 on am335x-boneblack only. Signed-off-by: Dave Gerlach --- arch/arm/boot/dts/am335x-boneblack.dts | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/arm/boot/dts/am335x-boneblack.dts b/arch/arm/boot/dts/am335x-boneblack.dts index 55c0e954b146..ca721670bd91 100644 --- a/arch/arm/boot/dts/am335x-boneblack.dts +++ b/arch/arm/boot/dts/am335x-boneblack.dts @@ -33,6 +33,17 @@ status = "okay"; }; +&cpu0_opp_table { + /* + * All PG 2.0 silicon may not support 1GHz but some of the early + * BeagleBone Blacks have PG 2.0 silicon which is guaranteed + * to support 1GHz OPP so enable it for PG 2.0 on this board. + */ + oppnitro at 1000000000 { + opp-supported-hw = <0x06 0x0100>; + }; +}; + &am33xx_pinmux { nxp_hdmi_bonelt_pins: nxp_hdmi_bonelt_pins { pinctrl-single,pins = < -- 2.7.3