ARM: dts: TS-4800: add touchscreen support

This commit enables the touchscreen on TS-4800, using the ts4800-ts
driver.

Signed-off-by: Damien Riegel <damien.riegel@savoirfairelinux.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
1 file changed