bindings/mmc/fsl-imx-esdhc.yaml

1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/mmc/fsl-imx-esdhc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Freescale Enhanced Secure Digital Host Controller (eSDHC) for i.MX
10   - Shawn Guo <shawnguo@kernel.org>
13   - $ref: "mmc-controller.yaml"
16   The Enhanced Secure Digital Host Controller on Freescale i.MX family
17   provides an interface for MMC, SD, and SDIO types of memory cards.
20   by mmc.txt and the properties used by the sdhci-esdhc-imx driver.
25       - enum:
26           - fsl,imx25-esdhc
27           - fsl,imx35-esdhc
28           - fsl,imx51-esdhc
29           - fsl,imx53-esdhc
30           - fsl,imx6q-usdhc
31           - fsl,imx6sl-usdhc
32           - fsl,imx6sx-usdhc
33           - fsl,imx6ull-usdhc
34           - fsl,imx7d-usdhc
35           - fsl,imx7ulp-usdhc
36       - items:
37           - enum:
38               - fsl,imx8mm-usdhc
39               - fsl,imx8mn-usdhc
40               - fsl,imx8mp-usdhc
41               - fsl,imx8mq-usdhc
42               - fsl,imx8qxp-usdhc
43           - const: fsl,imx7d-usdhc
51   fsl,wp-controller:
56   fsl,delay-line:
66   voltage-ranges:
67     $ref: '/schemas/types.yaml#/definitions/uint32-matrix'
75         - description: value for minimum slot voltage
76         - description: value for maximum slot voltage
79   fsl,tuning-start-tap:
85   fsl,tuning-step:
95   fsl,strobe-dll-delay-target:
98       Specify the strobe dll control slave delay target.
100       property allows user to change the delay target for the strobe input read clock.
102       Only eMMC HS400 mode need to take care of this property.
106   - compatible
107   - reg
108   - interrupts
113   - |
114     mmc@70004000 {
115         compatible = "fsl,imx51-esdhc";
118         fsl,wp-controller;
121     mmc@70008000 {
122         compatible = "fsl,imx51-esdhc";
125         cd-gpios = <&gpio1 6 0>; /* GPIO1_6 */
126         wp-gpios = <&gpio1 5 0>; /* GPIO1_5 */