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# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: "http://devicetree.org/schemas/mmc/sdhci-msm.yaml#"
$schema: "http://devicetree.org/meta-schemas/core.yaml#"
title: Qualcomm SDHCI controller (sdhci-msm)
maintainers:
- Bhupesh Sharma <bhupesh.sharma@linaro.org>
description:
Secure Digital Host Controller Interface (SDHCI) present on
Qualcomm SOCs supports SD/MMC/SDIO devices.
properties:
compatible:
oneOf:
- items:
- enum:
- qcom,apq8084-sdhci
- qcom,msm8226-sdhci
- qcom,msm8953-sdhci
- qcom,msm8974-sdhci
- qcom,msm8916-sdhci
- qcom,msm8992-sdhci
- qcom,msm8994-sdhci
- qcom,msm8996-sdhci
- qcom,qcs404-sdhci
- qcom,sc7180-sdhci
- qcom,sc7280-sdhci
- qcom,sdm630-sdhci
- qcom,sdm845-sdhci
- qcom,sdx55-sdhci
- qcom,sdx65-sdhci
- qcom,sm6125-sdhci
- qcom,sm6350-sdhci
- qcom,sm8150-sdhci
- qcom,sm8250-sdhci
- enum:
- qcom,sdhci-msm-v4 # for sdcc versions less than 5.0
- qcom,sdhci-msm-v5 # for sdcc version 5.0
- items:
- const: qcom,sdhci-msm-v4 # Deprecated (only for backward compatibility)
# for sdcc versions less than 5.0
reg:
minItems: 1
items:
- description: Host controller register map
- description: SD Core register map
- description: CQE register map
- description: Inline Crypto Engine register map
clocks:
minItems: 3
items:
- description: Main peripheral bus clock, PCLK/HCLK - AHB Bus clock
- description: SDC MMC clock, MCLK
- description: TCXO clock
- description: clock for Inline Crypto Engine
- description: SDCC bus voter clock
- description: reference clock for RCLK delay calibration
- description: sleep clock for RCLK delay calibration
clock-names:
minItems: 2
items:
- const: iface
- const: core
- const: xo
- const: ice
- const: bus
- const: cal
- const: sleep
interrupts:
maxItems: 2
interrupt-names:
items:
- const: hc_irq
- const: pwr_irq
pinctrl-names:
minItems: 1
items:
- const: default
- const: sleep
pinctrl-0:
description:
Should specify pin control groups used for this controller.
qcom,ddr-config:
$ref: /schemas/types.yaml#/definitions/uint32
description: platform specific settings for DDR_CONFIG reg.
qcom,dll-config:
$ref: /schemas/types.yaml#/definitions/uint32
description: platform specific settings for DLL_CONFIG reg.
iommus:
minItems: 1
maxItems: 8
description: |
phandle to apps_smmu node with sid mask.
interconnects:
items:
- description: data path, sdhc to ddr
- description: config path, cpu to sdhc
interconnect-names:
items:
- const: sdhc-ddr
- const: cpu-sdhc
power-domains:
description: A phandle to sdhci power domain node
maxItems: 1
patternProperties:
'^opp-table(-[a-z0-9]+)?$':
if:
properties:
compatible:
const: operating-points-v2
then:
patternProperties:
'^opp-?[0-9]+$':
required:
- required-opps
required:
- compatible
- reg
- clocks
- clock-names
- interrupts
additionalProperties: true
examples:
- |
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/qcom,gcc-sm8250.h>
#include <dt-bindings/clock/qcom,rpmh.h>
#include <dt-bindings/power/qcom-rpmpd.h>
sdhc_2: sdhci@8804000 {
compatible = "qcom,sm8250-sdhci", "qcom,sdhci-msm-v5";
reg = <0 0x08804000 0 0x1000>;
interrupts = <GIC_SPI 204 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 222 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "hc_irq", "pwr_irq";
clocks = <&gcc GCC_SDCC2_AHB_CLK>,
<&gcc GCC_SDCC2_APPS_CLK>,
<&rpmhcc RPMH_CXO_CLK>;
clock-names = "iface", "core", "xo";
iommus = <&apps_smmu 0x4a0 0x0>;
qcom,dll-config = <0x0007642c>;
qcom,ddr-config = <0x80040868>;
power-domains = <&rpmhpd SM8250_CX>;
operating-points-v2 = <&sdhc2_opp_table>;
sdhc2_opp_table: opp-table {
compatible = "operating-points-v2";
opp-19200000 {
opp-hz = /bits/ 64 <19200000>;
required-opps = <&rpmhpd_opp_min_svs>;
};
opp-50000000 {
opp-hz = /bits/ 64 <50000000>;
required-opps = <&rpmhpd_opp_low_svs>;
};
opp-100000000 {
opp-hz = /bits/ 64 <100000000>;
required-opps = <&rpmhpd_opp_svs>;
};
opp-202000000 {
opp-hz = /bits/ 64 <202000000>;
required-opps = <&rpmhpd_opp_svs_l1>;
};
};
};
|
