Re: [PATCH 1/5 v5] arm: omap: usb: ehci and ohci hwmod structuresfor omap4

From: Roger Quadros
Date: Wed Aug 24 2011 - 02:58:06 EST


Hi,

On 08/17/2011 02:43 PM, Keshava Munegowda wrote:
> From: Benoit Cousson <b-cousson@xxxxxx>
>
> Following 4 hwmod strcuture are added:
> UHH hwmod of usbhs with uhh base address and functional clock,
> EHCI hwmod with irq and base address,
> OHCI hwmod with irq and base address,
> TLL hwmod of usbhs with the TLL base address and irq.
>
> Signed-off-by: Benoit Cousson <b-cousson@xxxxxx>
> Signed-off-by: Keshava Munegowda <keshava_mgowda@xxxxxx>
> ---
> arch/arm/mach-omap2/omap_hwmod_44xx_data.c | 244 ++++++++++++++++++++++++++++
> 1 files changed, 244 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
> index 6201422..d8f08fa 100644
> --- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
> +++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c
> @@ -68,6 +68,10 @@ static struct omap_hwmod omap44xx_mmc2_hwmod;
> static struct omap_hwmod omap44xx_mpu_hwmod;
> static struct omap_hwmod omap44xx_mpu_private_hwmod;
> static struct omap_hwmod omap44xx_usb_otg_hs_hwmod;
> +static struct omap_hwmod omap44xx_usb_host_hs_hwmod;
> +static struct omap_hwmod omap44xx_usbhs_ohci_hwmod;
> +static struct omap_hwmod omap44xx_usbhs_ehci_hwmod;
> +static struct omap_hwmod omap44xx_usb_tll_hs_hwmod;
>
> /*
> * Interconnects omap_hwmod structures
> @@ -5336,6 +5340,242 @@ static struct omap_hwmod omap44xx_wd_timer3_hwmod = {
> .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP4430),
> };
>
> +/*
> + * 'usb_host_hs' class
> + * high-speed multi-port usb host controller
> + */
> +static struct omap_hwmod_ocp_if omap44xx_usb_host_hs__l3_main_2 = {
> + .master = &omap44xx_usb_host_hs_hwmod,
> + .slave = &omap44xx_l3_main_2_hwmod,
> + .clk = "l3_div_ck",
> + .user = OCP_USER_MPU | OCP_USER_SDMA,
> +};
> +
> +static struct omap_hwmod_class_sysconfig omap44xx_usb_host_hs_sysc = {
> + .rev_offs = 0x0000,
> + .sysc_offs = 0x0010,
> + .syss_offs = 0x0014,
> + .sysc_flags = (SYSC_HAS_MIDLEMODE | SYSC_HAS_SIDLEMODE),

what about SYSC_HAS_SOFTRESET?

> + .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART |

Did you intentionally miss out SIDLE_SMART_WKUP ?

> + MSTANDBY_FORCE | MSTANDBY_NO | MSTANDBY_SMART |
> + MSTANDBY_SMART_WKUP),
> + .sysc_fields = &omap_hwmod_sysc_type2,
> +};
> +

...
<snip>
...

> +
> +/*
> + * 'usb_tll_hs' class
> + * usb_tll_hs module is the adapter on the usb_host_hs ports
> + */
> +static struct omap_hwmod_class_sysconfig omap44xx_usb_tll_hs_sysc = {
> + .rev_offs = 0x0000,
> + .sysc_offs = 0x0010,
> + .syss_offs = 0x0014,
> + .sysc_flags = (SYSC_HAS_AUTOIDLE | SYSC_HAS_SIDLEMODE),

what about SYSC_HAS_SOFTRESET, SYSC_HAS_ENAWAKEUP and
SYSC_HAS_CLOCKACTIVITY?

> + .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART),
> + .sysc_fields = &omap_hwmod_sysc_type1,
> +};
> +
> +static struct omap_hwmod_class omap44xx_usb_tll_hs_hwmod_class = {
> + .name = "usbhs_tll",
> + .sysc = &omap44xx_usb_tll_hs_sysc,
> +};
> +

...


regards,
-roger
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