On Wed, 2022-07-20 at 16:27 +0200, Thomas Zimmermann wrote:

+#if !defined(CONFIG_PPC)
+static inline void out_8(void __iomem *addr, int val)
+{ }
+static inline void out_le32(void __iomem *addr, int val)
+{ }
+static inline unsigned int in_le32(const void __iomem *addr)
+{
+       return 0;
+}
+#endif

These guys could just be replaced with readb/writel/readl respectively
(beware of the argument swap).

Cheers,
Ben.