From 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 12:05:51 +0200 Subject: Adding upstream version 5.10.209. Signed-off-by: Daniel Baumann --- .../devicetree/bindings/mmc/sdhci-omap.txt | 36 ++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 Documentation/devicetree/bindings/mmc/sdhci-omap.txt (limited to 'Documentation/devicetree/bindings/mmc/sdhci-omap.txt') diff --git a/Documentation/devicetree/bindings/mmc/sdhci-omap.txt b/Documentation/devicetree/bindings/mmc/sdhci-omap.txt new file mode 100644 index 000000000..aeb615ef6 --- /dev/null +++ b/Documentation/devicetree/bindings/mmc/sdhci-omap.txt @@ -0,0 +1,36 @@ +* TI OMAP SDHCI Controller + +Refer to mmc.txt for standard MMC bindings. + +For UHS devices which require tuning, the device tree should have a "cpu_thermal" node which maps to the appropriate thermal zone. This is used to get the temperature of the zone during tuning. + +Required properties: +- compatible: Should be "ti,dra7-sdhci" for DRA7 and DRA72 controllers + Should be "ti,k2g-sdhci" for K2G + Should be "ti,am335-sdhci" for am335x controllers + Should be "ti,am437-sdhci" for am437x controllers +- ti,hwmods: Must be "mmc", is controller instance starting 1 + (Not required for K2G). +- pinctrl-names: Should be subset of "default", "hs", "sdr12", "sdr25", "sdr50", + "ddr50-rev11", "sdr104-rev11", "ddr50", "sdr104", + "ddr_1_8v-rev11", "ddr_1_8v" or "ddr_3_3v", "hs200_1_8v-rev11", + "hs200_1_8v", +- pinctrl- : Pinctrl states as described in bindings/pinctrl/pinctrl-bindings.txt + +Optional properties: +- dmas: List of DMA specifiers with the controller specific format as described + in the generic DMA client binding. A tx and rx specifier is required. +- dma-names: List of DMA request names. These strings correspond 1:1 with the + DMA specifiers listed in dmas. The string naming is to be "tx" + and "rx" for TX and RX DMA requests, respectively. + +Example: + mmc1: mmc@4809c000 { + compatible = "ti,dra7-sdhci"; + reg = <0x4809c000 0x400>; + ti,hwmods = "mmc1"; + bus-width = <4>; + vmmc-supply = <&vmmc>; /* phandle to regulator node */ + dmas = <&sdma 61 &sdma 62>; + dma-names = "tx", "rx"; + }; -- cgit v1.2.3