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/linux/Documentation/devicetree/bindings/mmc/
H A Damlogic,meson-mx-sdhc.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/mmc/amlogic,meson-mx-sdhc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Amlogic Meson SDHC controller
10 - $ref: mmc-controller.yaml
13 - Martin Blumenstingl <martin.blumenstingl@googlemail.com>
16 The SDHC MMC host controller on Amlogic SoCs provides an eMMC and MMC
17 card interface with 1/4/8-bit bus width.
23 - enum:
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/linux/arch/arm/boot/dts/amlogic/
H A Dmeson8m2.dtsi1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 #include "meson8.dtsi"
14 compatible = "amlogic,meson8m2-clkc", "amlogic,meson8-clkc";
18 /* the offset of the canvas registers has changed compared to Meson8 */
19 /delete-node/ video-lut@20;
21 canvas: video-lut@48 {
22 compatible = "amlogic,meson8m2-canvas", "amlogic,canvas";
28 compatible = "amlogic,meson8m2-dwmac", "snps,dwmac";
35 clock-names = "stmmaceth", "clkin0", "clkin1", "timing-adjustment";
37 reset-names = "stmmaceth";
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H A Dmeson8.dtsi1 // SPDX-License-Identifier: GPL-2.0 OR MIT
6 #include <dt-bindings/clock/meson8-ddr-clkc.h>
7 #include <dt-bindings/clock/meson8b-clkc.h>
8 #include <dt-bindings/gpio/meson8-gpio.h>
9 #include <dt-bindings/power/meson8-power.h>
10 #include <dt-bindings/reset/amlogic,meson8b-clkc-reset.h>
11 #include <dt-bindings/reset/amlogic,meson8b-reset.h>
12 #include <dt-bindings/thermal/thermal.h>
16 model = "Amlogic Meson8 SoC";
17 compatible = "amlogic,meson8";
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H A Dmeson8-fernsehfee3.dts1 // SPDX-License-Identifier: GPL-2.0-only OR MIT
4 /dts-v1/;
6 #include <dt-bindings/gpio/gpio.h>
7 #include <dt-bindings/input/linux-event-codes.h>
8 #include <dt-bindings/leds/common.h>
10 #include "meson8.dtsi"
14 compatible = "tcu,fernsehfee3", "amlogic,meson8";
22 mmc0 = &sdhc;
27 stdout-path = "serial0:115200n8";
35 gpio-keys {
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H A Dmeson8b.dtsi1 // SPDX-License-Identifier: GPL-2.0 OR MIT
7 #include <dt-bindings/clock/meson8-ddr-clkc.h>
8 #include <dt-bindings/clock/meson8b-clkc.h>
9 #include <dt-bindings/gpio/meson8b-gpio.h>
10 #include <dt-bindings/power/meson8-power.h>
11 #include <dt-bindings/reset/amlogic,meson8b-reset.h>
12 #include <dt-bindings/reset/amlogic,meson8b-clkc-reset.h>
13 #include <dt-bindings/thermal/thermal.h>
18 #address-cells = <1>;
19 #size-cells = <0>;
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/linux/drivers/mmc/host/
H A Dmeson-mx-sdhc-mmc.c1 // SPDX-License-Identifier: GPL-2.0+
3 * Amlogic Meson6/Meson8/Meson8b/Meson8m2 SDHC MMC host controller driver.
10 #include <linux/dma-mapping.h>
24 #include <linux/mmc/slot-gpio.h>
26 #include "meson-mx-sdhc.h"
70 regmap_write(host->regmap, MESON_SDHC_SRST, MESON_SDHC_SRST_MAIN_CTRL | in meson_mx_sdhc_reset()
76 regmap_write(host->regmap, MESON_SDHC_SRST, 0); in meson_mx_sdhc_reset()
85 regmap_read(host->regmap, MESON_SDHC_STAT, &stat); in meson_mx_sdhc_clear_fifo()
90 regmap_write(host->regmap, MESON_SDHC_SRST, MESON_SDHC_SRST_RXFIFO | in meson_mx_sdhc_clear_fifo()
94 regmap_read(host->regmap, MESON_SDHC_STAT, &stat); in meson_mx_sdhc_clear_fifo()
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