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Date: Wed, 5 Jan 2022 10:39:02 -0600
From: Rob Herring <robh+dt@...nel.org>
To: Florian Fainelli <f.fainelli@...il.com>
Cc: devicetree@...r.kernel.org,
Damien Le Moal <damien.lemoal@...nsource.wdc.com>,
Linus Walleij <linus.walleij@...aro.org>,
Bartosz Golaszewski <brgl@...ev.pl>,
"maintainer:BROADCOM BCM7XXX ARM ARCHITECTURE"
<bcm-kernel-feedback-list@...adcom.com>,
Gregory Fong <gregory.0xf0@...il.com>,
Thomas Gleixner <tglx@...utronix.de>,
Marc Zyngier <maz@...nel.org>,
Ulf Hansson <ulf.hansson@...aro.org>,
Thierry Reding <thierry.reding@...il.com>,
Uwe Kleine-König
<u.kleine-koenig@...gutronix.de>, Lee Jones <lee.jones@...aro.org>,
Philipp Zabel <p.zabel@...gutronix.de>,
Herbert Xu <herbert@...dor.apana.org.au>,
Ray Jui <rjui@...adcom.com>,
Scott Branden <sbranden@...adcom.com>,
Alessandro Zummo <a.zummo@...ertech.it>,
Alexandre Belloni <alexandre.belloni@...tlin.com>,
"Rafael J. Wysocki" <rafael@...nel.org>,
Daniel Lezcano <daniel.lezcano@...aro.org>,
Amit Kucheria <amitk@...nel.org>,
Zhang Rui <rui.zhang@...el.com>,
Markus Mayer <mmayer@...adcom.com>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Al Cooper <alcooperx@...il.com>,
Doug Berger <opendmb@...il.com>,
"open list:LIBATA SUBSYSTEM (Serial and Parallel ATA drivers)"
<linux-ide@...r.kernel.org>,
open list <linux-kernel@...r.kernel.org>,
"open list:GPIO SUBSYSTEM" <linux-gpio@...r.kernel.org>,
"moderated list:BROADCOM BCM7XXX ARM ARCHITECTURE"
<linux-arm-kernel@...ts.infradead.org>,
"open list:MULTIMEDIA CARD (MMC), SECURE DIGITAL (SD) AND..."
<linux-mmc@...r.kernel.org>,
"open list:PWM SUBSYSTEM" <linux-pwm@...r.kernel.org>,
"open list:HARDWARE RANDOM NUMBER GENERATOR CORE"
<linux-crypto@...r.kernel.org>,
"open list:REAL TIME CLOCK (RTC) SUBSYSTEM"
<linux-rtc@...r.kernel.org>,
"open list:THERMAL" <linux-pm@...r.kernel.org>,
"open list:USB SUBSYSTEM" <linux-usb@...r.kernel.org>
Subject: Re: [PATCH v3 01/15] dt-bindings: mmc: Convert Broadcom STB SDHCI
binding to YAML
On Tue, Dec 7, 2021 at 6:37 PM Florian Fainelli <f.fainelli@...il.com> wrote:
>
> Convert the Broadcom STB SDHCI controller Device Tree binding to YAML.
>
> Signed-off-by: Florian Fainelli <f.fainelli@...il.com>
> ---
> .../bindings/mmc/brcm,sdhci-brcmstb.txt | 53 ----------
> .../bindings/mmc/brcm,sdhci-brcmstb.yaml | 100 ++++++++++++++++++
> 2 files changed, 100 insertions(+), 53 deletions(-)
> delete mode 100644 Documentation/devicetree/bindings/mmc/brcm,sdhci-brcmstb.txt
> create mode 100644 Documentation/devicetree/bindings/mmc/brcm,sdhci-brcmstb.yaml
>
> diff --git a/Documentation/devicetree/bindings/mmc/brcm,sdhci-brcmstb.txt b/Documentation/devicetree/bindings/mmc/brcm,sdhci-brcmstb.txt
> deleted file mode 100644
> index ae2074184528..000000000000
> --- a/Documentation/devicetree/bindings/mmc/brcm,sdhci-brcmstb.txt
> +++ /dev/null
> @@ -1,53 +0,0 @@
> -* BROADCOM BRCMSTB/BMIPS SDHCI Controller
> -
> -This file documents differences between the core properties in mmc.txt
> -and the properties used by the sdhci-brcmstb driver.
> -
> -NOTE: The driver disables all UHS speed modes by default and depends
> -on Device Tree properties to enable them for SoC/Board combinations
> -that support them.
> -
> -Required properties:
> -- compatible: should be one of the following
> - - "brcm,bcm7425-sdhci"
> - - "brcm,bcm7445-sdhci"
> - - "brcm,bcm7216-sdhci"
> -
> -Refer to clocks/clock-bindings.txt for generic clock consumer properties.
> -
> -Example:
> -
> - sdhci@...0000 {
> - sd-uhs-sdr50;
> - sd-uhs-ddr50;
> - sd-uhs-sdr104;
> - sdhci,auto-cmd12;
> - compatible = "brcm,bcm7216-sdhci",
> - "brcm,bcm7445-sdhci",
> - "brcm,sdhci-brcmstb";
> - reg = <0x84b0000 0x260 0x84b0300 0x200>;
> - reg-names = "host", "cfg";
> - interrupts = <0x0 0x26 0x4>;
> - interrupt-names = "sdio0_0";
> - clocks = <&scmi_clk 245>;
> - clock-names = "sw_sdio";
> - };
> -
> - sdhci@...1000 {
> - mmc-ddr-1_8v;
> - mmc-hs200-1_8v;
> - mmc-hs400-1_8v;
> - mmc-hs400-enhanced-strobe;
> - supports-cqe;
> - non-removable;
> - bus-width = <0x8>;
> - compatible = "brcm,bcm7216-sdhci",
> - "brcm,bcm7445-sdhci",
> - "brcm,sdhci-brcmstb";
> - reg = <0x84b1000 0x260 0x84b1300 0x200>;
> - reg-names = "host", "cfg";
> - interrupts = <0x0 0x27 0x4>;
> - interrupt-names = "sdio1_0";
> - clocks = <&scmi_clk 245>;
> - clock-names = "sw_sdio";
> - };
> diff --git a/Documentation/devicetree/bindings/mmc/brcm,sdhci-brcmstb.yaml b/Documentation/devicetree/bindings/mmc/brcm,sdhci-brcmstb.yaml
> new file mode 100644
> index 000000000000..dccd5ad96981
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mmc/brcm,sdhci-brcmstb.yaml
> @@ -0,0 +1,100 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/mmc/brcm,sdhci-brcmstb.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Broadcom BRCMSTB/BMIPS SDHCI Controller binding
> +
> +maintainers:
> + - Al Cooper <alcooperx@...il.com>
> + - Florian Fainelli <f.fainelli@...il.com>
> +
> +allOf:
> + - $ref: mmc-controller.yaml#
> +
> +properties:
> + compatible:
> + oneOf:
> + - items:
> + - enum:
> + - brcm,bcm7216-sdhci
> + - const: brcm,bcm7445-sdhci
> + - const: brcm,sdhci-brcmstb
> + - items:
> + - enum:
> + - brcm,bcm7445-sdhci
> + - const: brcm,sdhci-brcmstb
> + - items:
> + - enum:
> + - brcm,bcm7425-sdhci
> + - const: brcm,sdhci-brcmstb
> +
> + reg:
> + minItems: 2
> +
> + reg-names:
> + items:
> + - const: host
> + - const: cfg
> +
> + interrupts:
> + maxItems: 1
> +
> + clocks:
> + maxItems: 1
> + description:
> + handle to core clock for the sdhci controller.
> +
> + clock-names:
> + items:
> + - const: sw_sdio
> +
> + sdhci,auto-cmd12:
> + type: boolean
> + description: Specifies that controller should use auto CMD12
> +
> +required:
> + - compatible
> + - reg
> + - interrupts
> + - clocks
> +
> +unevaluatedProperties: false
> +
> +examples:
> + - |
> + mmc@...0000 {
> + sd-uhs-sdr50;
> + sd-uhs-ddr50;
> + sd-uhs-sdr104;
> + sdhci,auto-cmd12;
> + compatible = "brcm,bcm7216-sdhci",
> + "brcm,bcm7445-sdhci",
> + "brcm,sdhci-brcmstb";
> + reg = <0x84b0000 0x260>, <0x84b0300 0x200>;
> + reg-names = "host", "cfg";
> + interrupts = <0x0 0x26 0x4>;
> + interrupt-names = "sdio0_0";
Not documented.
Rob
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