rtc: jz4740: fix Wvoid-pointer-to-enum-cast warning

'type' is an enum, thus cast of pointer on 64-bit compile test with W=1
causes:

  rtc-jz4740.c:352:14: error: cast to smaller integer type 'enum jz4740_rtc_type' from 'const void *' [-Werror,-Wvoid-pointer-to-enum-cast]

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20230810103902.151145-3-krzysztof.kozlowski@linaro.org
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

diff --git a/drivers/rtc/rtc-jz4740.c b/drivers/rtc/rtc-jz4740.c
index 6ba889d..bafa7d1 100644 (file)
--- a/drivers/rtc/rtc-jz4740.c
+++ b/drivers/rtc/rtc-jz4740.c
@@ -349,7 +349,7 @@ static int jz4740_rtc_probe(struct platform_device *pdev)
        if (!rtc)
                return -ENOMEM;
 
-       rtc->type = (enum jz4740_rtc_type)device_get_match_data(dev);
+       rtc->type = (uintptr_t)device_get_match_data(dev);
 
        irq = platform_get_irq(pdev, 0);
        if (irq < 0)