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 X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D4898C4708B for ; Thu, 27 May 2021 08:29:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B4E35613C9 for ; Thu, 27 May 2021 08:29:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235514AbhE0Iao (ORCPT ); Thu, 27 May 2021 04:30:44 -0400 Received: from lucky1.263xmail.com ([211.157.147.130]:33904 "EHLO lucky1.263xmail.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235399AbhE0Iam (ORCPT ); Thu, 27 May 2021 04:30:42 -0400 Received: from localhost (unknown [192.168.167.235]) by lucky1.263xmail.com (Postfix) with ESMTP id 91CE2D18CE; Thu, 27 May 2021 16:29:08 +0800 (CST) X-MAIL-GRAY: 0 X-MAIL-DELIVERY: 1 X-ADDR-CHECKED4: 1 X-ANTISPAM-LEVEL: 2 X-ABS-CHECKED: 0 Received: from localhost.localdomain (unknown [58.22.7.114]) by smtp.263.net (postfix) whith ESMTP id P31748T140095126476544S1622104146775929_; Thu, 27 May 2021 16:29:08 +0800 (CST) X-IP-DOMAINF: 1 X-UNIQUE-TAG: <46299ccad168625504fce4e4f790793b> X-RL-SENDER: jay.xu@rock-chips.com X-SENDER: xjq@rock-chips.com X-LOGIN-NAME: jay.xu@rock-chips.com X-FST-TO: heiko@sntech.de X-RCPT-COUNT: 9 X-SENDER-IP: 58.22.7.114 X-ATTACHMENT-NUM: 0 X-System-Flag: 0 From: Jianqun Xu To: heiko@sntech.de, lee.jones@linaro.org, ulf.hansson@linaro.org, robh+dt@kernel.org Cc: devicetree@vger.kernel.org, jbx6244@gmail.com, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Jianqun Xu Subject: [PATCH v2 1/3] dt-bindings: soc: rockchip: convert io-domain.txt to YAML Date: Thu, 27 May 2021 16:29:03 +0800 Message-Id: <20210527082905.1447591-2-jay.xu@rock-chips.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210527082905.1447591-1-jay.xu@rock-chips.com> References: <20210527082905.1447591-1-jay.xu@rock-chips.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch moves the rockchip-io-domain.txt from power/avs dir to soc dir and rename to io-domain.txt, without any change in the step. Then covert the io-domain.txt to YAML. Signed-off-by: Jianqun Xu --- v2: - first version .../bindings/power/rockchip-io-domain.txt | 135 ------------------ .../bindings/soc/rockchip/io-domain.yaml | 45 ++++++ 2 files changed, 45 insertions(+), 135 deletions(-) delete mode 100644 Documentation/devicetree/bindings/power/rockchip-io-domain.txt create mode 100644 Documentation/devicetree/bindings/soc/rockchip/io-domain.yaml diff --git a/Documentation/devicetree/bindings/power/rockchip-io-domain.txt b/Documentation/devicetree/bindings/power/rockchip-io-domain.txt deleted file mode 100644 index e66fd4eab71c..000000000000 --- a/Documentation/devicetree/bindings/power/rockchip-io-domain.txt +++ /dev/null @@ -1,135 +0,0 @@ -Rockchip SRAM for IO Voltage Domains: -------------------------------------- - -IO domain voltages on some Rockchip SoCs are variable but need to be -kept in sync between the regulators and the SoC using a special -register. - -A specific example using rk3288: -- If the regulator hooked up to a pin like SDMMC0_VDD is 3.3V then - bit 7 of GRF_IO_VSEL needs to be 0. If the regulator hooked up to - that same pin is 1.8V then bit 7 of GRF_IO_VSEL needs to be 1. - -Said another way, this driver simply handles keeping bits in the SoC's -general register file (GRF) in sync with the actual value of a voltage -hooked up to the pins. - -Note that this driver specifically doesn't include: -- any logic for deciding what voltage we should set regulators to -- any logic for deciding whether regulators (or internal SoC blocks) - should have power or not have power - -If there were some other software that had the smarts of making -decisions about regulators, it would work in conjunction with this -driver. When that other software adjusted a regulator's voltage then -this driver would handle telling the SoC about it. A good example is -vqmmc for SD. In that case the dw_mmc driver simply is told about a -regulator. It changes the regulator between 3.3V and 1.8V at the -right time. This driver notices the change and makes sure that the -SoC is on the same page. - - -Required properties: -- compatible: should be one of: - - "rockchip,px30-io-voltage-domain" for px30 - - "rockchip,px30-pmu-io-voltage-domain" for px30 pmu-domains - - "rockchip,rk3188-io-voltage-domain" for rk3188 - - "rockchip,rk3228-io-voltage-domain" for rk3228 - - "rockchip,rk3288-io-voltage-domain" for rk3288 - - "rockchip,rk3328-io-voltage-domain" for rk3328 - - "rockchip,rk3368-io-voltage-domain" for rk3368 - - "rockchip,rk3368-pmu-io-voltage-domain" for rk3368 pmu-domains - - "rockchip,rk3399-io-voltage-domain" for rk3399 - - "rockchip,rk3399-pmu-io-voltage-domain" for rk3399 pmu-domains - - "rockchip,rv1108-io-voltage-domain" for rv1108 - - "rockchip,rv1108-pmu-io-voltage-domain" for rv1108 pmu-domains - -Deprecated properties: -- rockchip,grf: phandle to the syscon managing the "general register files" - Systems should move the io-domains to a sub-node of the grf simple-mfd. - -You specify supplies using the standard regulator bindings by including -a phandle the relevant regulator. All specified supplies must be able -to report their voltage. The IO Voltage Domain for any non-specified -supplies will be not be touched. - -Possible supplies for PX30: -- vccio6-supply: The supply connected to VCCIO6. -- vccio1-supply: The supply connected to VCCIO1. -- vccio2-supply: The supply connected to VCCIO2. -- vccio3-supply: The supply connected to VCCIO3. -- vccio4-supply: The supply connected to VCCIO4. -- vccio5-supply: The supply connected to VCCIO5. -- vccio-oscgpi-supply: The supply connected to VCCIO_OSCGPI. - -Possible supplies for PX30 pmu-domains: -- pmuio1-supply: The supply connected to PMUIO1. -- pmuio2-supply: The supply connected to PMUIO2. - -Possible supplies for rk3188: -- ap0-supply: The supply connected to AP0_VCC. -- ap1-supply: The supply connected to AP1_VCC. -- cif-supply: The supply connected to CIF_VCC. -- flash-supply: The supply connected to FLASH_VCC. -- lcdc0-supply: The supply connected to LCD0_VCC. -- lcdc1-supply: The supply connected to LCD1_VCC. -- vccio0-supply: The supply connected to VCCIO0. -- vccio1-supply: The supply connected to VCCIO1. - Sometimes also labeled VCCIO1 and VCCIO2. - -Possible supplies for rk3228: -- vccio1-supply: The supply connected to VCCIO1. -- vccio2-supply: The supply connected to VCCIO2. -- vccio3-supply: The supply connected to VCCIO3. -- vccio4-supply: The supply connected to VCCIO4. - -Possible supplies for rk3288: -- audio-supply: The supply connected to APIO4_VDD. -- bb-supply: The supply connected to APIO5_VDD. -- dvp-supply: The supply connected to DVPIO_VDD. -- flash0-supply: The supply connected to FLASH0_VDD. Typically for eMMC -- flash1-supply: The supply connected to FLASH1_VDD. Also known as SDIO1. -- gpio30-supply: The supply connected to APIO1_VDD. -- gpio1830 The supply connected to APIO2_VDD. -- lcdc-supply: The supply connected to LCDC_VDD. -- sdcard-supply: The supply connected to SDMMC0_VDD. -- wifi-supply: The supply connected to APIO3_VDD. Also known as SDIO0. - -Possible supplies for rk3368: -- audio-supply: The supply connected to APIO3_VDD. -- dvp-supply: The supply connected to DVPIO_VDD. -- flash0-supply: The supply connected to FLASH0_VDD. Typically for eMMC -- gpio30-supply: The supply connected to APIO1_VDD. -- gpio1830 The supply connected to APIO4_VDD. -- sdcard-supply: The supply connected to SDMMC0_VDD. -- wifi-supply: The supply connected to APIO2_VDD. Also known as SDIO0. - -Possible supplies for rk3368 pmu-domains: -- pmu-supply: The supply connected to PMUIO_VDD. -- vop-supply: The supply connected to LCDC_VDD. - -Possible supplies for rk3399: -- bt656-supply: The supply connected to APIO2_VDD. -- audio-supply: The supply connected to APIO5_VDD. -- sdmmc-supply: The supply connected to SDMMC0_VDD. -- gpio1830 The supply connected to APIO4_VDD. - -Possible supplies for rk3399 pmu-domains: -- pmu1830-supply:The supply connected to PMUIO2_VDD. - -Example: - - io-domains { - compatible = "rockchip,rk3288-io-voltage-domain"; - rockchip,grf = <&grf>; - - audio-supply = <&vcc18_codec>; - bb-supply = <&vcc33_io>; - dvp-supply = <&vcc_18>; - flash0-supply = <&vcc18_flashio>; - gpio1830-supply = <&vcc33_io>; - gpio30-supply = <&vcc33_pmuio>; - lcdc-supply = <&vcc33_lcd>; - sdcard-supply = <&vccio_sd>; - wifi-supply = <&vcc18_wl>; - }; diff --git a/Documentation/devicetree/bindings/soc/rockchip/io-domain.yaml b/Documentation/devicetree/bindings/soc/rockchip/io-domain.yaml new file mode 100644 index 000000000000..2931e0ea8fa8 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/rockchip/io-domain.yaml @@ -0,0 +1,45 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/rockchip/io-domain.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Rockchip SRAM for IO Voltage Domains + +maintainers: + - Heiko Stuebner + +properties: + compatible: + oneOf: + - items: + - enum: + - rockchip,px30-io-voltage-domain + - rockchip,px30-pmu-io-voltage-domain + - rockchip,rk3188-io-voltage-domain + - rockchip,rk3228-io-voltage-domain + - rockchip,rk3288-io-voltage-domain + - rockchip,rk3328-io-voltage-domain + - rockchip,rk3368-io-voltage-domain + - rockchip,rk3368-pmu-io-voltage-domain + - rockchip,rk3399-io-voltage-domain + - rockchip,rk3399-pmu-io-voltage-domain + - rockchip,rv1108-io-voltage-domain + - rockchip,rv1108-pmu-io-voltage-domain + + +examples: + - | + io-domains { + compatible = "rockchip,rk3288-io-voltage-domain"; + + audio-supply = <&vcc18_codec>; + bb-supply = <&vcc33_io>; + dvp-supply = <&vcc_18>; + flash0-supply = <&vcc18_flashio>; + gpio1830-supply = <&vcc33_io>; + gpio30-supply = <&vcc33_pmuio>; + lcdc-supply = <&vcc33_lcd>; + sdcard-supply = <&vccio_sd>; + wifi-supply = <&vcc18_wl>; + }; -- 2.25.1