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# 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
maintainers:
- Al Cooper <alcooperx@gmail.com>
- Florian Fainelli <f.fainelli@gmail.com>
properties:
compatible:
oneOf:
- items:
- enum:
- brcm,bcm7216-sdhci
- const: brcm,bcm7445-sdhci
- const: brcm,sdhci-brcmstb
- items:
- enum:
- brcm,bcm2712-sdhci
- brcm,bcm74165b0-sdhci
- brcm,bcm7445-sdhci
- brcm,bcm7425-sdhci
- const: brcm,sdhci-brcmstb
reg:
maxItems: 2
reg-names:
items:
- const: host
- const: cfg
interrupts:
maxItems: 1
clocks:
minItems: 1
items:
- description: handle to core clock for the sdhci controller
- description: handle to improved 150Mhz clock for sdhci controller (Optional clock)
clock-names:
minItems: 1
items:
- const: sw_sdio
- const: sdio_freq # Optional clock
clock-frequency:
description:
Maximum operating frequency of sdio_freq sdhci controller clock
$ref: /schemas/types.yaml#/definitions/uint32
minimum: 100000000
maximum: 150000000
sdhci,auto-cmd12:
type: boolean
description: Specifies that controller should use auto CMD12
allOf:
- $ref: mmc-controller.yaml#
- if:
properties:
clock-names:
contains:
const: sdio_freq
then:
required:
- clock-frequency
required:
- compatible
- reg
- interrupts
- clocks
- clock-names
unevaluatedProperties: false
examples:
- |
mmc@84b0000 {
compatible = "brcm,bcm7216-sdhci",
"brcm,bcm7445-sdhci",
"brcm,sdhci-brcmstb";
reg = <0x84b0000 0x260>, <0x84b0300 0x200>;
reg-names = "host", "cfg";
sd-uhs-sdr50;
sd-uhs-ddr50;
sd-uhs-sdr104;
sdhci,auto-cmd12;
interrupts = <0x0 0x26 0x4>;
clocks = <&scmi_clk 245>;
clock-names = "sw_sdio";
};
mmc@84b1000 {
compatible = "brcm,bcm7216-sdhci",
"brcm,bcm7445-sdhci",
"brcm,sdhci-brcmstb";
reg = <0x84b1000 0x260>, <0x84b1300 0x200>;
reg-names = "host", "cfg";
mmc-ddr-1_8v;
mmc-hs200-1_8v;
mmc-hs400-1_8v;
mmc-hs400-enhanced-strobe;
supports-cqe;
non-removable;
bus-width = <0x8>;
interrupts = <0x0 0x27 0x4>;
clocks = <&scmi_clk 245>;
clock-names = "sw_sdio";
};
|
