leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

arm: am33xx: add TSC/ADC mfd device support

Browse Source 
Add support for core multifunctional device along
with its clients touchscreen and ADC.

Signed-off-by: Pantelis Antoniou <panto@antoniou-consulting.com>
Signed-off-by: Patil, Rachna <rachna@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Sebastian Andrzej Siewior <sebastian@breakpoint.cc>
This commit is contained in:
Patil, Rachna 2013-01-24 03:45:12 +00:00 committed by Sebastian Andrzej Siewior
parent 24d5c82f82
commit a82279dd6d
2 changed files with 32 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
arch/arm/boot/dts/am335x-evm.dts
View File

@ -244,3 +244,17 @@
&cpsw_emac1 {
phy_id = <&davinci_mdio>, <1>;
};
&tscadc {
status = "okay";
tsc {
ti,wires = <4>;
ti,x-plate-resistance = <200>;
ti,coordiante-readouts = <5>;
ti,wire-config = <0x00 0x11 0x22 0x33>;
};
adc {
ti,adc-channels = <4>;
};
};

18
arch/arm/boot/dts/am33xx.dtsi
View File

@ -404,6 +404,24 @@
ti,hwmods = "wkup_m3";
};
tscadc: tscadc@44e0d000 {
compatible = "ti,am3359-tscadc";
reg = <0x44e0d000 0x1000>;
interrupt-parent = <&intc>;
interrupts = <16>;
ti,hwmods = "adc_tsc";
status = "disabled";
tsc {
compatible = "ti,am3359-tsc";
};
am335x_adc: adc {
#io-channel-cells = <1>;
compatible = "ti,am3359-adc";
};
};
gpmc: gpmc@50000000 {
compatible = "ti,am3352-gpmc";
ti,hwmods = "gpmc";