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i2c: i2c-bfin-twi: Always access 16 bit MMR by bfin 16 bit access Macro.
Otherwise, the compiler may optimize assemble code into 8bit access instruction when target register is 8 bit width. Signed-off-by: Sonic Zhang <sonic.zhang@analog.com> Signed-off-by: Bob Liu <lliubbo@gmail.com>
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1 changed files with 2 additions and 2 deletions
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@ -66,9 +66,9 @@ struct bfin_twi_iface {
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#define DEFINE_TWI_REG(reg_name, reg) \
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static inline u16 read_##reg_name(struct bfin_twi_iface *iface) \
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{ return iface->regs_base->reg; } \
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{ return bfin_read16(&iface->regs_base->reg); } \
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static inline void write_##reg_name(struct bfin_twi_iface *iface, u16 v) \
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{ iface->regs_base->reg = v; }
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{ bfin_write16(&iface->regs_base->reg, v); }
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DEFINE_TWI_REG(CLKDIV, clkdiv)
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DEFINE_TWI_REG(CONTROL, control)
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