1 * NVIDIA Tegra Secure Digital Host Controller
3 This controller on Tegra family SoCs provides an interface for MMC, SD,
4 and SDIO types of memory cards.
7 - compatible : Should be "nvidia,<chip>-sdhci"
8 - reg : Should contain SD/MMC registers location and length
9 - interrupts : Should contain SD/MMC interrupt
10 - bus-width : Number of data lines, can be <1>, <4>, or <8>
13 - cd-gpios : Specify GPIOs for card detection
14 - wp-gpios : Specify GPIOs for write protection
15 - power-gpios : Specify GPIOs for power control
20 compatible = "nvidia,tegra20-sdhci";
21 reg = <0xc8000200 0x200>;
23 cd-gpios = <&gpio 69 0>; /* gpio PI5 */
24 wp-gpios = <&gpio 57 0>; /* gpio PH1 */
25 power-gpios = <&gpio 155 0>; /* gpio PT3 */