dt-bindings: pinctrl: Drop unneeded quotes

Cleanup bindings dropping unneeded quotes. Once all these are fixed,
checking for this can be enabled in yamllint.

Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Hector Martin <marcan@marcan.st>
Acked-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Reviewed-by: Heiko Stuebner <heiko@sntech.de> #rockchip
Reviewed-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20230330200402.2731992-1-robh@kernel.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

dt-bindings: pinctrl: semtech,sx150xq: fix match patterns for 16 GPIOs matching

The current pattern for SX1503 and SX1509Q with 16 GPIOs only matches
"gpio0", "gpio1", and "gpio5" instead of "gpio0" to "gpio15" included.

Fix these patterns to match the whole 16 GPIO line names.

Fixes: 29c10bcec50a ("dt-bindings: pinctrl: convert semtech,sx150xq bindings to dt-schema")
Reported-by: Sander Vanheule <sander@svanheule.net>
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20221121-sx150xq_bindings_fixup-v1-0-e754f183b611@linaro.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

dt-bindings: pinctrl: convert semtech,sx150xq bindings to dt-schema

This converts the Semtech SX150Xq bindings to dt-schemas, add necessary
bindings documentation to cover all differences between HW variants
and current bindings usage.

Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20221005-mdm9615-sx1509q-yaml-v3-0-e8b349eb1900@linaro.org
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>