* David Brownell <[email protected]> [081201 13:55]:
> From: David Brownell <[email protected]>
>
> This contains two bugfixes to the initial twl4030 regulator
> support patch related to USB:
>
> (a) always overwrite the old list of consumers ... else
> the regulators all share the same "usb1v5" name;
> (b) don't set up the "usbcp" regulator, which turns out
> to be managed through separate controls, usually ULPI
> directly from the OTG controller.
>
> Signed-off-by: David Brownell <[email protected]>
> ---
> NOTE: the version of this patch going to mainline doesn't
> include the twl4030-regulator.c fragment, since that driver
> has not yet gone to mainline.
Pushing this to l-o tree today.
Tony
>
> drivers/mfd/twl4030-core.c | 11 +----------
> drivers/regulator/twl4030-regulator.c | 2 +-
> include/linux/i2c/twl4030.h | 1 -
> 3 files changed, 2 insertions(+), 12 deletions(-)
>
> --- a/drivers/mfd/twl4030-core.c
> +++ b/drivers/mfd/twl4030-core.c
> @@ -441,7 +441,7 @@ add_regulator_linked(int num, struct reg
> if (!pdata)
> return NULL;
>
> - if (consumers && !pdata->consumer_supplies) {
> + if (consumers) {
> pdata->consumer_supplies = consumers;
> pdata->num_consumer_supplies = num_consumers;
> }
> @@ -564,9 +564,6 @@ add_children(struct twl4030_platform_dat
> static struct regulator_consumer_supply usb3v1 = {
> .supply = "usb3v1",
> };
> - static struct regulator_consumer_supply usbcp = {
> - .supply = "usbcp",
> - };
>
> /* this is a template that gets copied */
> struct regulator_init_data usb_fixed = {
> @@ -581,7 +578,6 @@ add_children(struct twl4030_platform_dat
> usb1v5.dev = usb_transceiver;
> usb1v8.dev = usb_transceiver;
> usb3v1.dev = usb_transceiver;
> - usbcp.dev = usb_transceiver;
>
> child = add_regulator_linked(TWL4030_REG_VUSB1V5, &usb_fixed,
> &usb1v5, 1);
> @@ -597,11 +593,6 @@ add_children(struct twl4030_platform_dat
> &usb3v1, 1);
> if (IS_ERR(child))
> return PTR_ERR(child);
> -
> - child = add_regulator_linked(TWL4030_REG_VUSBCP, &usb_fixed,
> - &usbcp, 1);
> - if (IS_ERR(child))
> - return PTR_ERR(child);
> }
>
> /* maybe add LDOs that are omitted on cost-reduced parts */
> --- a/drivers/regulator/twl4030-regulator.c
> +++ b/drivers/regulator/twl4030-regulator.c
> @@ -391,7 +391,7 @@ static struct twlreg_info twl4030_regs[]
> TWL_FIXED_LDO(VUSB1V5, 0x71, 1500, 17),
> TWL_FIXED_LDO(VUSB1V8, 0x74, 1800, 18),
> TWL_FIXED_LDO(VUSB3V1, 0x77, 3100, 19),
> - TWL_FIXED_LDO(VUSBCP, 0x7a, 4800, 21),
> + /* VUSBCP is managed *only* by the USB subchip */
> };
>
> static int twl4030reg_probe(struct platform_device *pdev)
> --- a/include/linux/i2c/twl4030.h
> +++ b/include/linux/i2c/twl4030.h
> @@ -417,6 +417,5 @@ int twl4030_sih_setup(int module);
> #define TWL4030_REG_VUSB1V5 17
> #define TWL4030_REG_VUSB1V8 18
> #define TWL4030_REG_VUSB3V1 19
> -#define TWL4030_REG_VUSBCP 20
>
> #endif /* End of __TWL4030_H */
> --
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