ARM: dts: dra7xx: Add u-boot specific property for PCF8575 nodes

PCF8575 does not have any registers hence, offset field needs to be
ignored for i2c read/write. Therefore populate u-boot,i2c-offset-len
with 0 in PCF8575 DT nodes.

Signed-off-by: Vignesh R <vigneshr@ti.com>
Reviewed-by: Mugunthan V N <mugunthanvnm@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
2 files changed