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1 | * Freescale Enhanced Secure Digital Host Controller (eSDHC) for i.MX |
2 | ||
3 | The Enhanced Secure Digital Host Controller on Freescale i.MX family | |
4 | provides an interface for MMC, SD, and SDIO types of memory cards. | |
5 | ||
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6 | This file documents differences between the core properties described |
7 | by mmc.txt and the properties used by the sdhci-esdhc-imx driver. | |
8 | ||
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9 | Required properties: |
10 | - compatible : Should be "fsl,<chip>-esdhc" | |
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11 | |
12 | Optional properties: | |
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13 | - fsl,cd-controller : Indicate to use controller internal card detection |
14 | - fsl,wp-controller : Indicate to use controller internal write protection | |
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15 | |
16 | Examples: | |
17 | ||
18 | esdhc@70004000 { | |
19 | compatible = "fsl,imx51-esdhc"; | |
20 | reg = <0x70004000 0x4000>; | |
21 | interrupts = <1>; | |
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22 | fsl,cd-controller; |
23 | fsl,wp-controller; | |
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24 | }; |
25 | ||
26 | esdhc@70008000 { | |
27 | compatible = "fsl,imx51-esdhc"; | |
28 | reg = <0x70008000 0x4000>; | |
29 | interrupts = <2>; | |
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30 | cd-gpios = <&gpio1 6 0>; /* GPIO1_6 */ |
31 | wp-gpios = <&gpio1 5 0>; /* GPIO1_5 */ | |
abfafc2d | 32 | }; |