From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 542F5C433FE for ; Sun, 13 Nov 2022 14:44:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233793AbiKMOo3 (ORCPT ); Sun, 13 Nov 2022 09:44:29 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36456 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232676AbiKMOo3 (ORCPT ); Sun, 13 Nov 2022 09:44:29 -0500 Received: from gloria.sntech.de (gloria.sntech.de [185.11.138.130]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6E007B1D for ; Sun, 13 Nov 2022 06:44:24 -0800 (PST) Received: from ip5b412258.dynamic.kabel-deutschland.de ([91.65.34.88] helo=diego.localnet) by gloria.sntech.de with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1ouEDc-0002qr-6u; Sun, 13 Nov 2022 15:44:20 +0100 From: Heiko =?ISO-8859-1?Q?St=FCbner?= To: Thierry Reding , Robin Murphy , Simon Glass , Tom Rini Cc: devicetree@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH] arm64: rockchip: Remove unknown regulator-init-microvolt property Date: Sun, 13 Nov 2022 15:44:19 +0100 Message-ID: <6087432.MhkbZ0Pkbq@diego> In-Reply-To: References: <20221104132046.1555932-1-thierry.reding@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Am Freitag, 4. November 2022, 15:41:09 CET schrieb Robin Murphy: > On 2022-11-04 13:20, Thierry Reding wrote: > > From: Thierry Reding > > > > The regulator-init-microvolt is not defined anywhere and not used by any > > driver, so remove it from existing device trees. > > > > There *are* drivers that use it, just not in Linux[1][2][3]. Having a > single canonical bindings repo can't come soon enough :( > > Robin. > > [1] > https://source.denx.de/u-boot/u-boot/-/blob/master/doc/device-tree-bindings/regulator/regulator.txt#L40 > [2] > https://source.denx.de/u-boot/u-boot/-/blob/master/drivers/power/regulator/pwm_regulator.c#L108 > [3] > https://source.denx.de/u-boot/u-boot/-/blob/master/drivers/power/regulator/regulator-uclass.c#L455 U-Boot always tries to merge Linux devicetrees with minimal changes, but I guess nobody ever tried to "upstream" that property? In any case, in a lot of rockchip boards in the u-boot source, I do see the regulator-init-microvolt in the *-u-boot.dtsi override file, so it already seems to be agreed that this stuff is bootloader-specific. [rk3399-pinebook-pro-u-boot.dtsi, and a number more] So I guess, if nobody complains to loudly, I guess I'll merge this patch. Heiko > > Signed-off-by: Thierry Reding > > --- > > arch/arm64/boot/dts/rockchip/rk3308-roc-cc.dts | 1 - > > arch/arm64/boot/dts/rockchip/rk3308-rock-pi-s.dts | 1 - > > arch/arm64/boot/dts/rockchip/rk3399-nanopi4.dtsi | 1 - > > arch/arm64/boot/dts/rockchip/rk3566-anbernic-rgxx3.dtsi | 3 --- > > arch/arm64/boot/dts/rockchip/rk3566-pinenote.dtsi | 2 -- > > arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts | 2 -- > > arch/arm64/boot/dts/rockchip/rk3566-quartz64-b.dts | 2 -- > > arch/arm64/boot/dts/rockchip/rk3566-roc-pc.dts | 2 -- > > arch/arm64/boot/dts/rockchip/rk3566-soquartz.dtsi | 3 --- > > arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts | 3 --- > > arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts | 3 --- > > arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts | 3 --- > > arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts | 3 --- > > 13 files changed, 29 deletions(-) > > > > diff --git a/arch/arm64/boot/dts/rockchip/rk3308-roc-cc.dts b/arch/arm64/boot/dts/rockchip/rk3308-roc-cc.dts > > index 7ea48167747c..9232357f4fec 100644 > > --- a/arch/arm64/boot/dts/rockchip/rk3308-roc-cc.dts > > +++ b/arch/arm64/boot/dts/rockchip/rk3308-roc-cc.dts > > @@ -106,7 +106,6 @@ vdd_core: vdd-core { > > regulator-name = "vdd_core"; > > regulator-min-microvolt = <827000>; > > regulator-max-microvolt = <1340000>; > > - regulator-init-microvolt = <1015000>; > > regulator-settling-time-up-us = <250>; > > regulator-always-on; > > regulator-boot-on; > > diff --git a/arch/arm64/boot/dts/rockchip/rk3308-rock-pi-s.dts b/arch/arm64/boot/dts/rockchip/rk3308-rock-pi-s.dts > > index a71f249ed384..e9810d2f0407 100644 > > --- a/arch/arm64/boot/dts/rockchip/rk3308-rock-pi-s.dts > > +++ b/arch/arm64/boot/dts/rockchip/rk3308-rock-pi-s.dts > > @@ -105,7 +105,6 @@ vdd_core: vdd-core { > > regulator-name = "vdd_core"; > > regulator-min-microvolt = <827000>; > > regulator-max-microvolt = <1340000>; > > - regulator-init-microvolt = <1015000>; > > regulator-settling-time-up-us = <250>; > > regulator-always-on; > > regulator-boot-on; > > diff --git a/arch/arm64/boot/dts/rockchip/rk3399-nanopi4.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-nanopi4.dtsi > > index b6e082f1f6d9..7c5f441a2219 100644 > > --- a/arch/arm64/boot/dts/rockchip/rk3399-nanopi4.dtsi > > +++ b/arch/arm64/boot/dts/rockchip/rk3399-nanopi4.dtsi > > @@ -375,7 +375,6 @@ regulator-state-mem { > > vcc_sdio: LDO_REG4 { > > regulator-always-on; > > regulator-boot-on; > > - regulator-init-microvolt = <3000000>; > > regulator-min-microvolt = <1800000>; > > regulator-max-microvolt = <3300000>; > > regulator-name = "vcc_sdio"; > > diff --git a/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rgxx3.dtsi b/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rgxx3.dtsi > > index 41262a69d33e..a71973b16075 100644 > > --- a/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rgxx3.dtsi > > +++ b/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rgxx3.dtsi > > @@ -356,7 +356,6 @@ vdd_logic: DCDC_REG1 { > > regulator-boot-on; > > regulator-min-microvolt = <500000>; > > regulator-max-microvolt = <1350000>; > > - regulator-init-microvolt = <900000>; > > regulator-ramp-delay = <6001>; > > regulator-initial-mode = <0x2>; > > regulator-name = "vdd_logic"; > > @@ -371,7 +370,6 @@ vdd_gpu: DCDC_REG2 { > > regulator-boot-on; > > regulator-min-microvolt = <500000>; > > regulator-max-microvolt = <1350000>; > > - regulator-init-microvolt = <900000>; > > regulator-ramp-delay = <6001>; > > regulator-initial-mode = <0x2>; > > regulator-name = "vdd_gpu"; > > @@ -533,7 +531,6 @@ vdd_cpu: regulator@40 { > > regulator-boot-on; > > regulator-min-microvolt = <712500>; > > regulator-max-microvolt = <1390000>; > > - regulator-init-microvolt = <900000>; > > regulator-name = "vdd_cpu"; > > regulator-ramp-delay = <2300>; > > vin-supply = <&vcc_sys>; > > diff --git a/arch/arm64/boot/dts/rockchip/rk3566-pinenote.dtsi b/arch/arm64/boot/dts/rockchip/rk3566-pinenote.dtsi > > index 8d61f824c12d..d899087bf0b5 100644 > > --- a/arch/arm64/boot/dts/rockchip/rk3566-pinenote.dtsi > > +++ b/arch/arm64/boot/dts/rockchip/rk3566-pinenote.dtsi > > @@ -264,7 +264,6 @@ vdd_logic: DCDC_REG1 { > > regulator-always-on; > > regulator-min-microvolt = <500000>; > > regulator-max-microvolt = <1350000>; > > - regulator-init-microvolt = <900000>; > > regulator-ramp-delay = <6001>; > > regulator-initial-mode = <0x2>; > > > > @@ -278,7 +277,6 @@ vdd_gpu_npu: DCDC_REG2 { > > regulator-name = "vdd_gpu_npu"; > > regulator-min-microvolt = <500000>; > > regulator-max-microvolt = <1350000>; > > - regulator-init-microvolt = <900000>; > > regulator-ramp-delay = <6001>; > > regulator-initial-mode = <0x2>; > > > > diff --git a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts > > index 25a8c781f4e7..854d02b46e6f 100644 > > --- a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts > > +++ b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts > > @@ -366,7 +366,6 @@ vdd_logic: DCDC_REG1 { > > regulator-boot-on; > > regulator-min-microvolt = <500000>; > > regulator-max-microvolt = <1350000>; > > - regulator-init-microvolt = <900000>; > > regulator-ramp-delay = <6001>; > > regulator-initial-mode = <0x2>; > > regulator-name = "vdd_logic"; > > @@ -381,7 +380,6 @@ vdd_gpu: DCDC_REG2 { > > regulator-boot-on; > > regulator-min-microvolt = <500000>; > > regulator-max-microvolt = <1350000>; > > - regulator-init-microvolt = <900000>; > > regulator-ramp-delay = <6001>; > > regulator-initial-mode = <0x2>; > > regulator-name = "vdd_gpu"; > > diff --git a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-b.dts b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-b.dts > > index 77b179cd20e7..fc38b30d3722 100644 > > --- a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-b.dts > > +++ b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-b.dts > > @@ -277,7 +277,6 @@ vdd_log: DCDC_REG1 { > > regulator-boot-on; > > regulator-min-microvolt = <500000>; > > regulator-max-microvolt = <1350000>; > > - regulator-init-microvolt = <900000>; > > regulator-ramp-delay = <6001>; > > > > regulator-state-mem { > > @@ -292,7 +291,6 @@ vdd_gpu: DCDC_REG2 { > > regulator-boot-on; > > regulator-min-microvolt = <900000>; > > regulator-max-microvolt = <1350000>; > > - regulator-init-microvolt = <900000>; > > regulator-ramp-delay = <6001>; > > > > regulator-state-mem { > > diff --git a/arch/arm64/boot/dts/rockchip/rk3566-roc-pc.dts b/arch/arm64/boot/dts/rockchip/rk3566-roc-pc.dts > > index 61c7a3ad7387..45807d7e22eb 100644 > > --- a/arch/arm64/boot/dts/rockchip/rk3566-roc-pc.dts > > +++ b/arch/arm64/boot/dts/rockchip/rk3566-roc-pc.dts > > @@ -250,7 +250,6 @@ vdd_log: DCDC_REG1 { > > regulator-boot-on; > > regulator-min-microvolt = <500000>; > > regulator-max-microvolt = <1350000>; > > - regulator-init-microvolt = <900000>; > > regulator-ramp-delay = <6001>; > > > > regulator-state-mem { > > @@ -263,7 +262,6 @@ vdd_gpu: DCDC_REG2 { > > regulator-name = "vdd_gpu"; > > regulator-min-microvolt = <900000>; > > regulator-max-microvolt = <1350000>; > > - regulator-init-microvolt = <900000>; > > regulator-ramp-delay = <6001>; > > > > regulator-state-mem { > > diff --git a/arch/arm64/boot/dts/rockchip/rk3566-soquartz.dtsi b/arch/arm64/boot/dts/rockchip/rk3566-soquartz.dtsi > > index 5bcd4be32964..e23e2293d10a 100644 > > --- a/arch/arm64/boot/dts/rockchip/rk3566-soquartz.dtsi > > +++ b/arch/arm64/boot/dts/rockchip/rk3566-soquartz.dtsi > > @@ -192,7 +192,6 @@ vdd_logic: DCDC_REG1 { > > regulator-boot-on; > > regulator-min-microvolt = <500000>; > > regulator-max-microvolt = <1350000>; > > - regulator-init-microvolt = <900000>; > > regulator-ramp-delay = <6001>; > > regulator-initial-mode = <0x2>; > > regulator-state-mem { > > @@ -207,7 +206,6 @@ vdd_gpu: DCDC_REG2 { > > regulator-boot-on; > > regulator-min-microvolt = <500000>; > > regulator-max-microvolt = <1350000>; > > - regulator-init-microvolt = <900000>; > > regulator-ramp-delay = <6001>; > > regulator-initial-mode = <0x2>; > > regulator-state-mem { > > @@ -230,7 +228,6 @@ vdd_npu: DCDC_REG4 { > > regulator-boot-on; > > regulator-min-microvolt = <500000>; > > regulator-max-microvolt = <1350000>; > > - regulator-init-microvolt = <900000>; > > regulator-initial-mode = <0x2>; > > regulator-name = "vdd_npu"; > > regulator-state-mem { > > diff --git a/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts b/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts > > index 26d7fda275ed..a70b89e39dd6 100644 > > --- a/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts > > +++ b/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts > > @@ -301,7 +301,6 @@ vdd_logic: DCDC_REG1 { > > regulator-name = "vdd_logic"; > > regulator-always-on; > > regulator-boot-on; > > - regulator-init-microvolt = <900000>; > > regulator-initial-mode = <0x2>; > > regulator-min-microvolt = <500000>; > > regulator-max-microvolt = <1350000>; > > @@ -315,7 +314,6 @@ regulator-state-mem { > > vdd_gpu: DCDC_REG2 { > > regulator-name = "vdd_gpu"; > > regulator-always-on; > > - regulator-init-microvolt = <900000>; > > regulator-initial-mode = <0x2>; > > regulator-min-microvolt = <500000>; > > regulator-max-microvolt = <1350000>; > > @@ -339,7 +337,6 @@ regulator-state-mem { > > > > vdd_npu: DCDC_REG4 { > > regulator-name = "vdd_npu"; > > - regulator-init-microvolt = <900000>; > > regulator-initial-mode = <0x2>; > > regulator-min-microvolt = <500000>; > > regulator-max-microvolt = <1350000>; > > diff --git a/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts b/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts > > index 674792567fa6..19f8fc369b13 100644 > > --- a/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts > > +++ b/arch/arm64/boot/dts/rockchip/rk3568-evb1-v10.dts > > @@ -293,7 +293,6 @@ vdd_logic: DCDC_REG1 { > > regulator-name = "vdd_logic"; > > regulator-always-on; > > regulator-boot-on; > > - regulator-init-microvolt = <900000>; > > regulator-initial-mode = <0x2>; > > regulator-min-microvolt = <500000>; > > regulator-max-microvolt = <1350000>; > > @@ -307,7 +306,6 @@ regulator-state-mem { > > vdd_gpu: DCDC_REG2 { > > regulator-name = "vdd_gpu"; > > regulator-always-on; > > - regulator-init-microvolt = <900000>; > > regulator-initial-mode = <0x2>; > > regulator-min-microvolt = <500000>; > > regulator-max-microvolt = <1350000>; > > @@ -331,7 +329,6 @@ regulator-state-mem { > > > > vdd_npu: DCDC_REG4 { > > regulator-name = "vdd_npu"; > > - regulator-init-microvolt = <900000>; > > regulator-initial-mode = <0x2>; > > regulator-min-microvolt = <500000>; > > regulator-max-microvolt = <1350000>; > > diff --git a/arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts b/arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts > > index 59ecf868dbd0..a337f547caf5 100644 > > --- a/arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts > > +++ b/arch/arm64/boot/dts/rockchip/rk3568-odroid-m1.dts > > @@ -291,7 +291,6 @@ vdd_logic: DCDC_REG1 { > > regulator-name = "vdd_logic"; > > regulator-always-on; > > regulator-boot-on; > > - regulator-init-microvolt = <900000>; > > regulator-initial-mode = <0x2>; > > regulator-min-microvolt = <500000>; > > regulator-max-microvolt = <1350000>; > > @@ -305,7 +304,6 @@ regulator-state-mem { > > vdd_gpu: DCDC_REG2 { > > regulator-name = "vdd_gpu"; > > regulator-always-on; > > - regulator-init-microvolt = <900000>; > > regulator-initial-mode = <0x2>; > > regulator-min-microvolt = <500000>; > > regulator-max-microvolt = <1350000>; > > @@ -329,7 +327,6 @@ regulator-state-mem { > > > > vdd_npu: DCDC_REG4 { > > regulator-name = "vdd_npu"; > > - regulator-init-microvolt = <900000>; > > regulator-initial-mode = <0x2>; > > regulator-min-microvolt = <500000>; > > regulator-max-microvolt = <1350000>; > > diff --git a/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts b/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts > > index ea74ba32fbbd..482c892567de 100644 > > --- a/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts > > +++ b/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts > > @@ -340,7 +340,6 @@ vdd_logic: DCDC_REG1 { > > regulator-name = "vdd_logic"; > > regulator-always-on; > > regulator-boot-on; > > - regulator-init-microvolt = <900000>; > > regulator-initial-mode = <0x2>; > > regulator-min-microvolt = <500000>; > > regulator-max-microvolt = <1350000>; > > @@ -354,7 +353,6 @@ regulator-state-mem { > > vdd_gpu: DCDC_REG2 { > > regulator-name = "vdd_gpu"; > > regulator-always-on; > > - regulator-init-microvolt = <900000>; > > regulator-initial-mode = <0x2>; > > regulator-min-microvolt = <500000>; > > regulator-max-microvolt = <1350000>; > > @@ -378,7 +376,6 @@ regulator-state-mem { > > > > vdd_npu: DCDC_REG4 { > > regulator-name = "vdd_npu"; > > - regulator-init-microvolt = <900000>; > > regulator-initial-mode = <0x2>; > > regulator-min-microvolt = <500000>; > > regulator-max-microvolt = <1350000>; >