gpio: 104-idi-48: Enable use_raw_spinlock for idi48_regmap_config

The idi48 regmap can be used in an interrupt context by regmap-irq. To
prevent a deadlock, enable use_raw_spinlock for idi48_regmap_config.

Fixes: e28432a77365 ("gpio: 104-idi-48: Migrate to the regmap-irq API")
Signed-off-by: William Breathitt Gray <william.gray@linaro.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

diff --git a/drivers/gpio/gpio-104-idi-48.c b/drivers/gpio/gpio-104-idi-48.c
index ca2175b84e2417593bbc3292c524b9f68823c997..ba73ee9c0c291508516bf18839dba413e5933294 100644 (file)
--- a/drivers/gpio/gpio-104-idi-48.c
+++ b/drivers/gpio/gpio-104-idi-48.c
@@ -81,6 +81,7 @@ static const struct regmap_config idi48_regmap_config = {
        .wr_table = &idi_48_wr_table,
        .rd_table = &idi_48_rd_table,
        .precious_table = &idi_48_precious_table,
+       .use_raw_spinlock = true,
 };
 
 #define IDI48_NGPIO 48