Commit c8cc7213 authored by Masahiro Yamada's avatar Masahiro Yamada

ARM: uniphier: add sg_set_iectrl() function

This helper function would be useful for new SoCs with per-pin
input enable controlling, such as PH1-LD20, PH1-LD11, etc.
Signed-off-by: default avatarMasahiro Yamada <yamada.masahiro@socionext.com>
parent fc26b7b9
......@@ -115,6 +115,17 @@ static inline void sg_set_pinsel(unsigned pin, unsigned muxval,
writel(tmp, reg);
}
static inline void sg_set_iectrl(unsigned pin)
{
unsigned bit = pin % 32;
unsigned long reg = SG_IECTRL + pin / 32 * 4;
u32 tmp;
tmp = readl(reg);
tmp |= 1 << bit;
writel(tmp, reg);
}
#endif /* __ASSEMBLY__ */
#endif /* ARCH_SG_REGS_H */
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