diff options
Diffstat (limited to 'drivers/i2c')
| -rw-r--r-- | drivers/i2c/busses/Kconfig | 2 | ||||
| -rw-r--r-- | drivers/i2c/busses/i2c-iop3xx.c | 16 |
2 files changed, 10 insertions, 8 deletions
diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig index 884320e7040..a843d6b10a0 100644 --- a/drivers/i2c/busses/Kconfig +++ b/drivers/i2c/busses/Kconfig @@ -196,7 +196,7 @@ config I2C_IBM_IIC config I2C_IOP3XX tristate "Intel IOP3xx and IXP4xx on-chip I2C interface" - depends on (ARCH_IOP3XX || ARCH_IXP4XX) && I2C + depends on (ARCH_IOP32X || ARCH_IOP33X || ARCH_IXP4XX) && I2C help Say Y here if you want to use the IIC bus controller on the Intel IOP3xx I/O Processors or IXP4xx Network Processors. diff --git a/drivers/i2c/busses/i2c-iop3xx.c b/drivers/i2c/busses/i2c-iop3xx.c index 48c56939c86..a2d0cc3a778 100644 --- a/drivers/i2c/busses/i2c-iop3xx.c +++ b/drivers/i2c/busses/i2c-iop3xx.c @@ -82,14 +82,16 @@ iop3xx_i2c_enable(struct i2c_algo_iop3xx_data *iop3xx_adap) /* * Every time unit enable is asserted, GPOD needs to be cleared - * on IOP321 to avoid data corruption on the bus. + * on IOP3XX to avoid data corruption on the bus. */ -#ifdef CONFIG_ARCH_IOP321 -#define IOP321_GPOD_I2C0 0x00c0 /* clear these bits to enable ch0 */ -#define IOP321_GPOD_I2C1 0x0030 /* clear these bits to enable ch1 */ - - *IOP321_GPOD &= (iop3xx_adap->id == 0) ? ~IOP321_GPOD_I2C0 : - ~IOP321_GPOD_I2C1; +#ifdef CONFIG_PLAT_IOP + if (iop3xx_adap->id == 0) { + gpio_line_set(IOP3XX_GPIO_LINE(7), GPIO_LOW); + gpio_line_set(IOP3XX_GPIO_LINE(6), GPIO_LOW); + } else { + gpio_line_set(IOP3XX_GPIO_LINE(5), GPIO_LOW); + gpio_line_set(IOP3XX_GPIO_LINE(4), GPIO_LOW); + } #endif /* NB SR bits not same position as CR IE bits :-( */ iop3xx_adap->SR_enabled = |