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Commit f794d7ba authored by Sonic Zhang's avatar Sonic Zhang Committed by Bob Liu
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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: default avatarSonic Zhang <sonic.zhang@analog.com>
Signed-off-by: default avatarBob Liu <lliubbo@gmail.com>
parent 335dd559

arch/blackfin/include/asm/bfin_twi.h

+2 −2
Original line number Diff line number Diff line
@@ -66,9 +66,9 @@ struct bfin_twi_iface { 


#define DEFINE_TWI_REG(reg_name, reg) \

static inline u16 read_##reg_name(struct bfin_twi_iface *iface) \

	{ return iface->regs_base->reg; } \

	{ return bfin_read16(&iface->regs_base->reg); } \

static inline void write_##reg_name(struct bfin_twi_iface *iface, u16 v) \

	{ iface->regs_base->reg = v; }

	{ bfin_write16(&iface->regs_base->reg, v); }



DEFINE_TWI_REG(CLKDIV, clkdiv)

DEFINE_TWI_REG(CONTROL, control)