pinctrl: sprd: Fix the incorrect pull-up definition

The bits of pull up resistor selection were defined mistakenly,
thus fix them.

Fixes: 41d32cfce1 ("pinctrl: sprd: Add Spreadtrum pin control driver")
Signed-off-by: Baolin Wang <baolin.wang7@gmail.com>
Link: https://lore.kernel.org/r/e973f8f194ce4cb2639121572e8621b5efa5bfbe.1588823152.git.baolin.wang7@gmail.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/sprd/pinctrl-sprd.c

@@ -68,8 +68,8 @@
 #define SLEEP_PULL_UP_MASK		0x1
 #define SLEEP_PULL_UP_SHIFT		3
 
-#define PULL_UP_20K			(BIT(12) | BIT(7))
-#define PULL_UP_4_7K			BIT(12)
+#define PULL_UP_4_7K			(BIT(12) | BIT(7))
+#define PULL_UP_20K			BIT(7)
 #define PULL_UP_MASK			0x21
 #define PULL_UP_SHIFT			7