Fix to return error code -ENOMEM from the error handling
case instead of 0, as done elsewhere in this function.
Fixes: 5a2a30024d ("gpio: Add gpio driver support for ThunderX and OCTEON-TX")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Acked-by: David Daney <david.daney@cavium.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This driver implements .alloc() hook, so .map() is not used.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Tested-by: David Daney <david.daney@cavium.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Cavium ThunderX and OCTEON-TX are arm64 based SoCs. Add driver for
the on-chip GPIO pins.
Signed-off-by: David Daney <david.daney@cavium.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>