[U-Boot] TI:OMAP: [PATCH 3/7] API to set twl4030 voltage and dev group

[Tom <Tom.Rix@windriver.com>]

Khasim Syed Mohammed wrote:
> From ca6c186c40fafaf0bf53f5f3e90057c0a34374f9 Mon Sep 17 00:00:00 2001
> From: Syed Mohammed Khasim <khasim@ti.com>
> Date: Mon, 18 Jan 2010 18:22:09 +0530
> Subject: [PATCH] API to set twl4030 voltage and dev group
> 
> V3:
> Incorporated review comments to set voltage first
> and then dev group
> 
> V2:
> Incorporated review comments to split the patch and
> add generic API to set the voltage and device group.
> http://www.mail-archive.com/u-boot at lists.denx.de/msg27136.html
> 
> V1:
> Added support for 720 Mhz
> http://www.mail-archive.com/u-boot at lists.denx.de/msg27035.html
> 
> Signed-off-by: Syed Mohammed Khasim <khasim@ti.com>
> ---
>  drivers/power/twl4030.c |   24 +++++++++++++++---------
>  include/twl4030.h       |   16 ++++++++++++++++
>  2 files changed, 31 insertions(+), 9 deletions(-)
> 
> diff --git a/drivers/power/twl4030.c b/drivers/power/twl4030.c
> index eb066cb..f25b58f 100644
> --- a/drivers/power/twl4030.c
> +++ b/drivers/power/twl4030.c
> @@ -59,16 +59,9 @@ void twl4030_power_reset_init(void)
>  	}
>  }
> 
> -
>  /*
>   * Power Init
>   */
> -#define DEV_GRP_P1		0x20
> -#define VAUX3_VSEL_28		0x03
> -#define DEV_GRP_ALL		0xE0
> -#define VPLL2_VSEL_18		0x05
> -#define VDAC_VSEL_18		0x03
> -
>  void twl4030_power_init(void)
>  {
>  	unsigned char byte;
> @@ -98,8 +91,6 @@ void twl4030_power_init(void)
>  			     TWL4030_PM_RECEIVER_VDAC_DEDICATED);
>  }
> 
> -#define VMMC1_VSEL_30		0x02
> -
>  void twl4030_power_mmc_init(void)
>  {
>  	unsigned char byte;
> @@ -113,3 +104,18 @@ void twl4030_power_mmc_init(void)
>  	twl4030_i2c_write_u8(TWL4030_CHIP_PM_RECEIVER, byte,
>  			     TWL4030_PM_RECEIVER_VMMC1_DEDICATED);
>  }
> +
> +/*
> + * Generic function to select Device Group and Voltage
> + */
> +void twl4030_pmrecv_vsel_cfg(u8 vsel_reg, u8 vsel_val,
> +				u8 dev_grp, u8 dev_grp_sel)
> +{
> +	/* Select the Voltage */
> +	twl4030_i2c_write_u8(TWL4030_CHIP_PM_RECEIVER, vsel_val,
> +				vsel_reg);
> +
> +	/* Select the Device Group */
> +	twl4030_i2c_write_u8(TWL4030_CHIP_PM_RECEIVER, dev_grp_sel,
> +				dev_grp);
> +}
> diff --git a/include/twl4030.h b/include/twl4030.h
> index 2b2f5ae..9bdd3ea 100644
> --- a/include/twl4030.h
> +++ b/include/twl4030.h
> @@ -471,6 +471,22 @@
>  #define TWL4030_USB_PHY_CLK_CTRL_STS			0xFF
> 
>  /*
> + * Voltage Selection in PM Receiver Module
> + */
> +#define VAUX2_VSEL_18		0x05
> +#define VDD1_VSEL_14		0x40
> +#define VAUX3_VSEL_28		0x03
> +#define VPLL2_VSEL_18		0x05
> +#define VDAC_VSEL_18		0x03
> +#define VMMC1_VSEL_30		0x02
> +

Remain consistent with existing naming
Use the TWL4030_PM_RECEIVER prefix

Tom