This patch adds device tree nodes necessary to enable USB support on universalc210 board, this includes UDC controller (USB gadget) as well as EHCI and OHCI host ports. LDO3 and LDO8 regulators are switched to always on mode until EHCI and OHCI drivers will support them correctly.
Signed-off-by: Marek Szyprowski <[email protected]> Reviewed-by: Tomasz Figa <[email protected]> --- arch/arm/boot/dts/exynos4210-universal_c210.dts | 26 +++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/arch/arm/boot/dts/exynos4210-universal_c210.dts b/arch/arm/boot/dts/exynos4210-universal_c210.dts index 9296dee10e26..5f90aeda74ad 100644 --- a/arch/arm/boot/dts/exynos4210-universal_c210.dts +++ b/arch/arm/boot/dts/exynos4210-universal_c210.dts @@ -68,6 +68,12 @@ enable-active-high; }; + hsotg@12480000 { + vusb_d-supply = <&ldo3_reg>; + vusb_a-supply = <&ldo8_reg>; + status = "okay"; + }; + sdhci_emmc: sdhci@12510000 { bus-width = <8>; non-removable; @@ -77,6 +83,24 @@ status = "okay"; }; + ehci@12580000 { + status = "okay"; + port@0 { + status = "okay"; + }; + }; + + ohci@12590000 { + status = "okay"; + port@0 { + status = "okay"; + }; + }; + + exynos-usbphy@125B0000 { + status = "okay"; + }; + serial@13800000 { status = "okay"; }; @@ -216,6 +240,7 @@ regulator-name = "VUSB+MIPI_1.1V"; regulator-min-microvolt = <1100000>; regulator-max-microvolt = <1100000>; + regulator-always-on; }; ldo4_reg: LDO4 { @@ -246,6 +271,7 @@ regulator-name = "VUSB+VDAC_3.3V"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; + regulator-always-on; }; ldo9_reg: LDO9 { -- 1.9.2 -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
