[U-Boot] [PATCH v2 3/4] EHCI: adjust for mx5

[Igor Grinberg <grinberg@compulab.co.il>]

On 11/01/11 01:35, Jana Rapava wrote:
> Add macros and structures needed by Efika USB support code.
> Move shared offset and bits definitions into common header file.
> 
> Signed-off-by: Jana Rapava <fermata7@gmail.com>
> Cc: Marek Vasut <marek.vasut@gmail.com>
> Cc: Remy Bohmer <linux@bohmer.net>
> Cc: Stefano Babic <sbabic@denx.de>
> Cc: Igor Grinberg <grinberg@compulab.co.il>
> ---
> Changes for v2:
> 	- whitespace and coding style changes (no actual changes)
> 
>  drivers/usb/host/ehci-mxc.c |   31 +--------
>  include/usb/ehci-fsl.h      |  146 ++++++++++++++++++++++++++++++++++++++++++-
>  2 files changed, 148 insertions(+), 29 deletions(-)

[...]

> diff --git a/include/usb/ehci-fsl.h b/include/usb/ehci-fsl.h
> index 67600ed..f957c65 100644
> --- a/include/usb/ehci-fsl.h
> +++ b/include/usb/ehci-fsl.h

[...]

> +
> +/*
> +* ULPI
> +*/

missed this one?

> +#define ULPI_ID_REGS_COUNT	4
> +#define ULPI_TEST_VALUE		0x55
> +#define ULPI_TIMEOUT		1000 /* some reasonable value */
> +
> +/* ULPI viewport control bits */
> +#define ULPI_WU		(1 << 31)
> +#define ULPI_SS		(1 << 27)
> +#define ULPI_RWRUN	(1 << 30)
> +#define ULPI_RWCTRL	(1 << 29)
> +
> +/* ULPI OTG Control bits of interest */
> +#define ULPI_OTG_EXT_VBUS_IND	(1 << 7)
> +#define ULPI_OTG_DM_PULLDOWN	(1 << 2)
> +#define ULPI_OTG_DP_PULLDOWN	(1 << 1)
> +#define ULPI_OTG_DRV_VBUS	(1 << 5)
> +#define ULPI_OTG_DRV_VBUS_EXT	(1 << 6)
> +#define ULPI_OTG_CHRG_VBUS	(1 << 4)
> +
> +/* ULPI Function Control bits of interest */
> +#define ULPI_FC_XCVR_SELECT	(1 << 0)
> +#define ULPI_FC_OPMODE_NORMAL	(0 << 3)
> +#define ULPI_FC_SUSPENDM_PWRED	(1 << 6)

These are also ULPI specification defined offsets, right?
So the same as for the below, should apply.

[...]

> +
> +struct mxc_ulpi_regs {
> +	u8	vendor_id_low;		/* 0x00 - Vendor ID lower byte */
> +	u8	vendor_id_high;		/* 0x01 - Vendor ID upper byte */
> +	u8	product_id_low;		/* 0x02 - Product ID lower byte */
> +	u8	product_id_high;	/* 0x03 - Product ID higher byte */
> +	/* Function Control; 0x04 - 0x06 Read, 0x04 Write */
> +	u8	function_ctrl_write;
> +	u8	function_ctrl_set;	/* 0x05 Set */
> +	u8	function_ctrl_clear;	/* 0x06 Clear */
> +	/* Interface Control; 0x07 - 0x09 Read, 0x07 Write */
> +	u8	iface_ctrl_write;
> +	u8	iface_ctrl_set;		/* 0x08 Set */
> +	u8	iface_ctrl_clear;	/* 0x09 Clear */
> +	/* OTG Control; 0x0A - 0x0C Read, 0x0A Write */
> +	u8	otg_ctrl_write;
> +	u8	otg_ctrl_set;		/* 0x0B Set */
> +	u8	otg_ctrl_clear;		/* 0x0C Clear */
> +	/* USB Interrupt Enable Rising; 0x0D - 0x0F Read, 0x0D Write */
> +	u8	usb_ie_rising_write;
> +	u8	usb_ie_rising_set;	/* 0x0E Set */
> +	u8	usb_ie_rising_clear;	/* 0x0F Clear */
> +	/* USB Interrupt Enable Falling; 0x10 - 0x12 Read, 0x10 Write */
> +	u8	usb_ie_falling_write;
> +	u8	usb_ie_falling_set;	/* 0x11 Set */
> +	u8	usb_ie_falling_clear;	/* 0x12 Clear */
> +	u8	usb_int_status;		/* 0x13 - USB Interrupt Status */
> +	u8	usb_int_latch;		/* 0x14 - USB Interrupt Latch */
> +	u8	debug;			/* 0x15 - Debug */
> +	/* Scratch Register; 0x16 - 0x18 Read, 0x16 Write */
> +	u8	scratch_write;
> +	u8	scratch_set;		/* 0x17 Set */
> +	u8	scratch_clear;		/* 0x18 Clear*/
> +};

Do you already have a header for the generic ULPI support?
Can't the above be put in that header and the next patch set
(ULPI) will just extend this?


-- 
Regards,
Igor.