Re: [PATCH v3 5/8] ARM: OMAP5: hwmod: Add ocp2scp3 and sata hwmods

From: Roger Quadros
Date: Tue Mar 18 2014 - 10:49:22 EST


Hi Tony,

On 03/13/2014 11:44 PM, Paul Walmsley wrote:
> On Wed, 12 Mar 2014, Tony Lindgren wrote:
>
>> * Roger Quadros <rogerq@xxxxxx> [140307 02:18]:
>>> From: Keshava Munegowda <keshava_mgowda@xxxxxx>
>>>
>>> Create hwmods for ocp2scp3 and sata modules.
>>
>> Paul, does this look OK to you?
>
> I didn't go over every entry with a magnifying glass, but did take a
> quick look at the sysc_offs and the clkdms - the basics look OK.
>
> Acked-by: Paul Walmsley <paul@xxxxxxxxx>
>

Is there any chance this can still make it into 3.15? Would be nice to have SATA
working out of the box.

cheers,
-roger

>
> - Paul
>
>>
>> Regards,
>>
>> Tony
>>
>>> [Roger Q] Clean up.
>>>
>>> CC: Benoit Cousson <bcousson@xxxxxxxxxxxx>
>>> CC: Paul Walmsley <paul@xxxxxxxxx>
>>> CC: Tony Lindgren <tony@xxxxxxxxxxx>
>>> Signed-off-by: Balaji T K <balajitk@xxxxxx>
>>> Signed-off-by: Roger Quadros <rogerq@xxxxxx>
>>> ---
>>> arch/arm/mach-omap2/omap_hwmod_54xx_data.c | 73 ++++++++++++++++++++++++++++++
>>> 1 file changed, 73 insertions(+)
>>>
>>> diff --git a/arch/arm/mach-omap2/omap_hwmod_54xx_data.c b/arch/arm/mach-omap2/omap_hwmod_54xx_data.c
>>> index e297d62..227a69f 100644
>>> --- a/arch/arm/mach-omap2/omap_hwmod_54xx_data.c
>>> +++ b/arch/arm/mach-omap2/omap_hwmod_54xx_data.c
>>> @@ -1726,6 +1726,77 @@ static struct omap_hwmod omap54xx_wd_timer2_hwmod = {
>>> },
>>> };
>>>
>>> +/*
>>> + * 'ocp2scp' class
>>> + * bridge to transform ocp interface protocol to scp (serial control port)
>>> + * protocol
>>> + */
>>> +/* ocp2scp3 */
>>> +static struct omap_hwmod omap54xx_ocp2scp3_hwmod;
>>> +/* l4_cfg -> ocp2scp3 */
>>> +static struct omap_hwmod_ocp_if omap54xx_l4_cfg__ocp2scp3 = {
>>> + .master = &omap54xx_l4_cfg_hwmod,
>>> + .slave = &omap54xx_ocp2scp3_hwmod,
>>> + .clk = "l4_root_clk_div",
>>> + .user = OCP_USER_MPU | OCP_USER_SDMA,
>>> +};
>>> +
>>> +static struct omap_hwmod omap54xx_ocp2scp3_hwmod = {
>>> + .name = "ocp2scp3",
>>> + .class = &omap54xx_ocp2scp_hwmod_class,
>>> + .clkdm_name = "l3init_clkdm",
>>> + .prcm = {
>>> + .omap4 = {
>>> + .clkctrl_offs = OMAP54XX_CM_L3INIT_OCP2SCP3_CLKCTRL_OFFSET,
>>> + .context_offs = OMAP54XX_RM_L3INIT_OCP2SCP3_CONTEXT_OFFSET,
>>> + .modulemode = MODULEMODE_HWCTRL,
>>> + },
>>> + },
>>> +};
>>> +
>>> +/*
>>> + * 'sata' class
>>> + * sata: serial ata interface gen2 compliant ( 1 rx/ 1 tx)
>>> + */
>>> +
>>> +static struct omap_hwmod_class_sysconfig omap54xx_sata_sysc = {
>>> + .sysc_offs = 0x0000,
>>> + .sysc_flags = (SYSC_HAS_MIDLEMODE | SYSC_HAS_SIDLEMODE),
>>> + .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART |
>>> + SIDLE_SMART_WKUP | MSTANDBY_FORCE | MSTANDBY_NO |
>>> + MSTANDBY_SMART | MSTANDBY_SMART_WKUP),
>>> + .sysc_fields = &omap_hwmod_sysc_type2,
>>> +};
>>> +
>>> +static struct omap_hwmod_class omap54xx_sata_hwmod_class = {
>>> + .name = "sata",
>>> + .sysc = &omap54xx_sata_sysc,
>>> +};
>>> +
>>> +/* sata */
>>> +static struct omap_hwmod omap54xx_sata_hwmod = {
>>> + .name = "sata",
>>> + .class = &omap54xx_sata_hwmod_class,
>>> + .clkdm_name = "l3init_clkdm",
>>> + .flags = HWMOD_SWSUP_SIDLE | HWMOD_SWSUP_MSTANDBY,
>>> + .main_clk = "func_48m_fclk",
>>> + .mpu_rt_idx = 1,
>>> + .prcm = {
>>> + .omap4 = {
>>> + .clkctrl_offs = OMAP54XX_CM_L3INIT_SATA_CLKCTRL_OFFSET,
>>> + .context_offs = OMAP54XX_RM_L3INIT_SATA_CONTEXT_OFFSET,
>>> + .modulemode = MODULEMODE_SWCTRL,
>>> + },
>>> + },
>>> +};
>>> +
>>> +/* l4_cfg -> sata */
>>> +static struct omap_hwmod_ocp_if omap54xx_l4_cfg__sata = {
>>> + .master = &omap54xx_l4_cfg_hwmod,
>>> + .slave = &omap54xx_sata_hwmod,
>>> + .clk = "l3_iclk_div",
>>> + .user = OCP_USER_MPU | OCP_USER_SDMA,
>>> +};
>>>
>>> /*
>>> * Interfaces
>>> @@ -2399,6 +2470,8 @@ static struct omap_hwmod_ocp_if *omap54xx_hwmod_ocp_ifs[] __initdata = {
>>> &omap54xx_l4_cfg__usb_tll_hs,
>>> &omap54xx_l4_cfg__usb_otg_ss,
>>> &omap54xx_l4_wkup__wd_timer2,
>>> + &omap54xx_l4_cfg__ocp2scp3,
>>> + &omap54xx_l4_cfg__sata,
>>> NULL,
>>> };
>>>
>>> --
>>> 1.8.3.2
>>>
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>
>
> - Paul
>

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