diff options
| author | Matt Porter <mporter@ti.com> | 2013-09-10 14:24:39 -0500 |
|---|---|---|
| committer | Benoit Cousson <bcousson@baylibre.com> | 2013-10-11 21:06:29 +0200 |
| commit | 55b4452b4b7082ecf3cc2095bc21762a901a8ca2 (patch) | |
| tree | 995295869826dab924763d3da0a7d99a7dffb02f /arch/arm/boot/dts | |
| parent | f5e2f807b730fa7f0683e515fe7483a5ebff9095 (diff) | |
ARM: dts: AM33XX: Add MMC support and documentation
Adds AM33XX MMC support for am335x-bone, am335x-evm and am335x-evmsk boards.
Also added is the DMA binding definitions based on the generic DMA request
binding.
Additional changes made to DTS:
* Interrupt, reg and compatible properties added
* ti,needs-special-hs-handling added
Signed-off-by: Matt Porter <mporter@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Joel Fernandes <joelf@ti.com>
Signed-off-by: Benoit Cousson <bcousson@baylibre.com>
Diffstat (limited to 'arch/arm/boot/dts')
| -rw-r--r-- | arch/arm/boot/dts/am335x-bone.dts | 11 | ||||
| -rw-r--r-- | arch/arm/boot/dts/am335x-evm.dts | 7 | ||||
| -rw-r--r-- | arch/arm/boot/dts/am335x-evmsk.dts | 7 | ||||
| -rw-r--r-- | arch/arm/boot/dts/am33xx.dtsi | 38 |
4 files changed, 63 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/am335x-bone.dts b/arch/arm/boot/dts/am335x-bone.dts index 7993c489982c..d5f43fe2bfe1 100644 --- a/arch/arm/boot/dts/am335x-bone.dts +++ b/arch/arm/boot/dts/am335x-bone.dts @@ -9,3 +9,14 @@ #include "am33xx.dtsi" #include "am335x-bone-common.dtsi" + +&ldo3_reg { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; +}; + +&mmc1 { + status = "okay"; + vmmc-supply = <&ldo3_reg>; +}; diff --git a/arch/arm/boot/dts/am335x-evm.dts b/arch/arm/boot/dts/am335x-evm.dts index e8ec8756e498..bc4a69d80fd8 100644 --- a/arch/arm/boot/dts/am335x-evm.dts +++ b/arch/arm/boot/dts/am335x-evm.dts @@ -477,6 +477,8 @@ }; vmmc_reg: regulator@12 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; regulator-always-on; }; }; @@ -517,3 +519,8 @@ ti,adc-channels = <4 5 6 7>; }; }; + +&mmc1 { + status = "okay"; + vmmc-supply = <&vmmc_reg>; +}; diff --git a/arch/arm/boot/dts/am335x-evmsk.dts b/arch/arm/boot/dts/am335x-evmsk.dts index 4f339fa91c57..55fd19487b8c 100644 --- a/arch/arm/boot/dts/am335x-evmsk.dts +++ b/arch/arm/boot/dts/am335x-evmsk.dts @@ -393,6 +393,8 @@ }; vmmc_reg: regulator@12 { + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; regulator-always-on; }; }; @@ -419,3 +421,8 @@ phy_id = <&davinci_mdio>, <1>; phy-mode = "rgmii-txid"; }; + +&mmc1 { + status = "okay"; + vmmc-supply = <&vmmc_reg>; +}; diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi index 9cd60bf5edb5..553adc6b535e 100644 --- a/arch/arm/boot/dts/am33xx.dtsi +++ b/arch/arm/boot/dts/am33xx.dtsi @@ -245,6 +245,44 @@ status = "disabled"; }; + mmc1: mmc@48060000 { + compatible = "ti,omap4-hsmmc"; + ti,hwmods = "mmc1"; + ti,dual-volt; + ti,needs-special-reset; + ti,needs-special-hs-handling; + dmas = <&edma 24 + &edma 25>; + dma-names = "tx", "rx"; + interrupts = <64>; + interrupt-parent = <&intc>; + reg = <0x48060000 0x1000>; + status = "disabled"; + }; + + mmc2: mmc@481d8000 { + compatible = "ti,omap4-hsmmc"; + ti,hwmods = "mmc2"; + ti,needs-special-reset; + dmas = <&edma 2 + &edma 3>; + dma-names = "tx", "rx"; + interrupts = <28>; + interrupt-parent = <&intc>; + reg = <0x481d8000 0x1000>; + status = "disabled"; + }; + + mmc3: mmc@47810000 { + compatible = "ti,omap4-hsmmc"; + ti,hwmods = "mmc3"; + ti,needs-special-reset; + interrupts = <29>; + interrupt-parent = <&intc>; + reg = <0x47810000 0x1000>; + status = "disabled"; + }; + wdt2: wdt@44e35000 { compatible = "ti,omap3-wdt"; ti,hwmods = "wd_timer2"; |