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staging: sm750fb: ddk750_swi2c: staticize swI2C{SCL,SDA}
swI2C{SCL,SDA} are not used outside ddk750_swi2c, make them static Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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d33b42048e
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2 changed files with 2 additions and 23 deletions
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@ -119,7 +119,7 @@ static void swI2CWait(void)
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* signal because the i2c will fail when other device try to drive the
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* signal due to SM50x will drive the signal to always high.
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*/
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void swI2CSCL(unsigned char value)
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static void swI2CSCL(unsigned char value)
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{
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unsigned long ulGPIOData;
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unsigned long ulGPIODirection;
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@ -153,7 +153,7 @@ void swI2CSCL(unsigned char value)
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* signal because the i2c will fail when other device try to drive the
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* signal due to SM50x will drive the signal to always high.
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*/
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void swI2CSDA(unsigned char value)
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static void swI2CSDA(unsigned char value)
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{
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unsigned long ulGPIOData;
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unsigned long ulGPIODirection;
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@ -68,25 +68,4 @@ long sm750_sw_i2c_write_reg(
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unsigned char data
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);
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/*
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* These two functions toggle the data on the SCL and SDA I2C lines.
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* The use of these two functions is not recommended unless it is necessary.
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*/
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/*
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* This function set/reset the SCL GPIO pin
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*
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* Parameters:
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* value - Bit value to set to the SCL or SDA (0 = low, 1 = high)
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*/
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void swI2CSCL(unsigned char value);
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/*
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* This function set/reset the SDA GPIO pin
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*
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* Parameters:
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* value - Bit value to set to the SCL or SDA (0 = low, 1 = high)
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*/
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void swI2CSDA(unsigned char value);
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#endif /* _SWI2C_H_ */
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