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git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
i2c: i2c-bfin-twi: Move blackfin TWI register access Macro to head file.
Depend on 1e92bf6d80b5a0a137455c96bf6cdd9c1a5b531e
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
authored by
Sonic Zhang
and committed by
Wolfram Sang
90c16bbf
f88aafe5
-45
-45
drivers/i2c/busses/i2c-bfin-twi.c
-45
drivers/i2c/busses/i2c-bfin-twi.c
···
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#define TWI_I2C_MODE_COMBINED 3
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#define TWI_I2C_MODE_REPEAT 4
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struct bfin_twi_iface {
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int irq;
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spinlock_t lock;
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char read_write;
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u8 command;
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u8 *transPtr;
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int readNum;
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int writeNum;
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int cur_mode;
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int manual_stop;
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int result;
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struct i2c_adapter adap;
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struct completion complete;
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struct i2c_msg *pmsg;
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int msg_num;
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int cur_msg;
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u16 saved_clkdiv;
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u16 saved_control;
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void __iomem *regs_base;
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};
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#define DEFINE_TWI_REG(reg, off) \
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static inline u16 read_##reg(struct bfin_twi_iface *iface) \
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{ return bfin_read16(iface->regs_base + (off)); } \
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static inline void write_##reg(struct bfin_twi_iface *iface, u16 v) \
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{ bfin_write16(iface->regs_base + (off), v); }
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DEFINE_TWI_REG(CLKDIV, 0x00)
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DEFINE_TWI_REG(CONTROL, 0x04)
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DEFINE_TWI_REG(SLAVE_CTL, 0x08)
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DEFINE_TWI_REG(SLAVE_STAT, 0x0C)
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DEFINE_TWI_REG(SLAVE_ADDR, 0x10)
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DEFINE_TWI_REG(MASTER_CTL, 0x14)
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DEFINE_TWI_REG(MASTER_STAT, 0x18)
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DEFINE_TWI_REG(MASTER_ADDR, 0x1C)
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DEFINE_TWI_REG(INT_STAT, 0x20)
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DEFINE_TWI_REG(INT_MASK, 0x24)
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DEFINE_TWI_REG(FIFO_CTL, 0x28)
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DEFINE_TWI_REG(FIFO_STAT, 0x2C)
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DEFINE_TWI_REG(XMT_DATA8, 0x80)
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DEFINE_TWI_REG(XMT_DATA16, 0x84)
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DEFINE_TWI_REG(RCV_DATA8, 0x88)
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DEFINE_TWI_REG(RCV_DATA16, 0x8C)
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static void bfin_twi_handle_interrupt(struct bfin_twi_iface *iface,
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unsigned short twi_int_status)
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{