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Merge tag 'ib-mfd-omap-3.16' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd into omap-for-v3.16/pm

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Immutable branch between MFD and ARM OMAP due for v3.16 merge-window.
This commit is contained in:
Tony Lindgren
2014-05-06 13:48:02 -07:00
parent 89ca3b8819 a613b739b8
commit 08eb9a8c8a
2 changed files with 15 additions and 60 deletions
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15
drivers/mfd/twl-core.c
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@@ -98,7 +98,11 @@
#define TWL4030_BASEADD_BACKUP 0x0014
#define TWL4030_BASEADD_INT 0x002E
#define TWL4030_BASEADD_PM_MASTER 0x0036
#define TWL4030_BASEADD_PM_RECEIVER 0x005B
#define TWL4030_DCDC_GLOBAL_CFG 0x06
#define SMARTREFLEX_ENABLE BIT(3)
#define TWL4030_BASEADD_RTC 0x001C
#define TWL4030_BASEADD_SECURED_REG 0x0000
@@ -1204,6 +1208,11 @@ twl_probe(struct i2c_client *client, const struct i2c_device_id *id)
* Disable TWL4030/TWL5030 I2C Pull-up on I2C1 and I2C4(SR) interface.
* Program I2C_SCL_CTRL_PU(bit 0)=0, I2C_SDA_CTRL_PU (bit 2)=0,
* SR_I2C_SCL_CTRL_PU(bit 4)=0 and SR_I2C_SDA_CTRL_PU(bit 6)=0.
*
* Also, always enable SmartReflex bit as that's needed for omaps to
* to do anything over I2C4 for voltage scaling even if SmartReflex
* is disabled. Without the SmartReflex bit omap sys_clkreq idle
* signal will never trigger for retention idle.
*/
if (twl_class_is_4030()) {
u8 temp;
@@ -1212,6 +1221,12 @@ twl_probe(struct i2c_client *client, const struct i2c_device_id *id)
temp &= ~(SR_I2C_SDA_CTRL_PU | SR_I2C_SCL_CTRL_PU | \
I2C_SDA_CTRL_PU | I2C_SCL_CTRL_PU);
twl_i2c_write_u8(TWL4030_MODULE_INTBR, temp, REG_GPPUPDCTR1);
twl_i2c_read_u8(TWL_MODULE_PM_RECEIVER, &temp,
TWL4030_DCDC_GLOBAL_CFG);
temp |= SMARTREFLEX_ENABLE;
twl_i2c_write_u8(TWL_MODULE_PM_RECEIVER, temp,
TWL4030_DCDC_GLOBAL_CFG);
}
if (node) {