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Date: Thu, 25 Aug 2011 16:47:33 +0530
From: "ABRAHAM, KISHON VIJAY" <kishon@...com>
To: Keshava Munegowda <keshava_mgowda@...com>
Cc: linux-usb@...r.kernel.org, linux-omap@...r.kernel.org,
linux-kernel@...r.kernel.org, balbi@...com, gadiyar@...com,
sameo@...ux.intel.com, parthab@...ia.ti.com, tony@...mide.com,
khilman@...com, b-cousson@...com, paul@...an.com,
johnstul@...ibm.com, vishwanath.bs@...com, tom.leiming@...il.com,
toddpoynor@...gle.com
Subject: Re: [PATCH 2/5 v5] arm: omap: usb: ehci and ohci hwmod structures for omap3
On Wed, Aug 17, 2011 at 5:13 PM, Keshava Munegowda
<keshava_mgowda@...com> wrote:
> 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: Keshava Munegowda <keshava_mgowda@...com>
> ---
> arch/arm/mach-omap2/omap_hwmod_3xxx_data.c | 279 ++++++++++++++++++++++++++++
> 1 files changed, 279 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
> index 59fdb9f..d7316b3 100644
> --- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
> +++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
> @@ -84,6 +84,10 @@ static struct omap_hwmod omap3xxx_mcbsp4_hwmod;
> static struct omap_hwmod omap3xxx_mcbsp5_hwmod;
> static struct omap_hwmod omap3xxx_mcbsp2_sidetone_hwmod;
> static struct omap_hwmod omap3xxx_mcbsp3_sidetone_hwmod;
> +static struct omap_hwmod omap34xx_usb_host_hs_hwmod;
> +static struct omap_hwmod omap34xx_usbhs_ohci_hwmod;
> +static struct omap_hwmod omap34xx_usbhs_ehci_hwmod;
> +static struct omap_hwmod omap34xx_usb_tll_hs_hwmod;
>
> /* L3 -> L4_CORE interface */
> static struct omap_hwmod_ocp_if omap3xxx_l3_main__l4_core = {
> @@ -3196,6 +3200,276 @@ static struct omap_hwmod omap3xxx_mmc3_hwmod = {
> .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
> };
>
> +/*
> + * 'usb_host_hs' class
> + * high-speed multi-port usb host controller
> + */
> +static struct omap_hwmod_ocp_if omap34xx_usb_host_hs__l3_main_2 = {
> + .master = &omap34xx_usb_host_hs_hwmod,
> + .slave = &omap3xxx_l3_main_hwmod,
> + .clk = "core_l3_ick",
> + .user = OCP_USER_MPU,
> +};
> +
> +static struct omap_hwmod_class_sysconfig omap34xx_usb_host_hs_sysc = {
> + .rev_offs = 0x0000,
> + .sysc_offs = 0x0010,
> + .syss_offs = 0x0014,
> + .sysc_flags = (SYSC_HAS_MIDLEMODE | SYSC_HAS_SIDLEMODE),
> + .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART |
> + MSTANDBY_FORCE | MSTANDBY_NO | MSTANDBY_SMART),
> + .sysc_fields = &omap_hwmod_sysc_type1,
> +};
> +
> +static struct omap_hwmod_class omap34xx_usb_host_hs_hwmod_class = {
> + .name = "usbhs_uhh",
> + .sysc = &omap34xx_usb_host_hs_sysc,
> +};
> +
> +static struct omap_hwmod_ocp_if *omap34xx_usb_host_hs_masters[] = {
> + &omap34xx_usb_host_hs__l3_main_2,
> +};
> +
> +static struct omap_hwmod_addr_space omap34xx_usb_host_hs_addrs[] = {
> + {
> + .name = "uhh",
> + .pa_start = 0x48064000,
> + .pa_end = 0x480643ff,
> + .flags = ADDR_TYPE_RT
> + },
> + {} /* Terminating Entry */
why do we need this terminating entry?
> +};
> +
> +static struct omap_hwmod_ocp_if omap34xx_l4_cfg__usb_host_hs = {
> + .master = &omap3xxx_l4_core_hwmod,
> + .slave = &omap34xx_usb_host_hs_hwmod,
> + .clk = "l4_ick",
> + .addr = omap34xx_usb_host_hs_addrs,
> + .user = OCP_USER_MPU | OCP_USER_SDMA,
> +};
> +
> +static struct omap_hwmod_ocp_if omap34xx_f128m_cfg__usb_host_hs = {
> + .clk = "usbhost_120m_fck",
> + .user = OCP_USER_MPU,
> + .flags = OCPIF_SWSUP_IDLE,
> +};
> +
> +static struct omap_hwmod_ocp_if omap34xx_f48m_cfg__usb_host_hs = {
> + .clk = "usbhost_48m_fck",
> + .user = OCP_USER_MPU,
> + .flags = OCPIF_SWSUP_IDLE,
> +};
> +
> +static struct omap_hwmod_ocp_if *omap34xx_usb_host_hs_slaves[] = {
> + &omap34xx_l4_cfg__usb_host_hs,
> + &omap34xx_f128m_cfg__usb_host_hs,
> + &omap34xx_f48m_cfg__usb_host_hs,
> +};
> +
> +static struct omap_hwmod omap34xx_usb_host_hs_hwmod = {
> + .name = "usbhs_uhh",
> + .class = &omap34xx_usb_host_hs_hwmod_class,
> + .main_clk = "usbhost_ick",
> + .prcm = {
> + .omap2 = {
> + .module_offs = OMAP3430ES2_USBHOST_MOD,
> + .prcm_reg_id = 1,
> + .module_bit = 0,
> + .idlest_reg_id = 1,
> + .idlest_idle_bit = 1,
> + .idlest_stdby_bit = 0,
> + },
> + },
> + .slaves = omap34xx_usb_host_hs_slaves,
> + .slaves_cnt = ARRAY_SIZE(omap34xx_usb_host_hs_slaves),
> + .masters = omap34xx_usb_host_hs_masters,
> + .masters_cnt = ARRAY_SIZE(omap34xx_usb_host_hs_masters),
> + .flags = HWMOD_SWSUP_SIDLE | HWMOD_SWSUP_MSTANDBY,
> + .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
> +};
> +
> +/* 'usbhs_ohci' class */
> +static struct omap_hwmod_ocp_if omap34xx_usbhs_ohci__l3_main_2 = {
> + .master = &omap34xx_usbhs_ohci_hwmod,
> + .slave = &omap3xxx_l3_main_hwmod,
> + .clk = "core_l3_ick",
> + .user = OCP_USER_MPU,
> +};
> +
> +static struct omap_hwmod_class omap34xx_usbhs_ohci_hwmod_class = {
> + .name = "usbhs_ohci",
> +};
> +
> +static struct omap_hwmod_ocp_if *omap34xx_usbhs_ohci_masters[] = {
> + &omap34xx_usbhs_ohci__l3_main_2,
> +};
> +
> +static struct omap_hwmod_irq_info omap34xx_usbhs_ohci_irqs[] = {
> + { .name = "ohci-irq", .irq = 76 },
> + { .irq = -1 } /* Terminating IRQ */
> +};
> +
> +static struct omap_hwmod_addr_space omap34xx_usbhs_ohci_addrs[] = {
> + {
> + .name = "ohci",
> + .pa_start = 0x48064400,
> + .pa_end = 0x480647FF,
> + .flags = ADDR_MAP_ON_INIT
> + },
> + {} /* Terminating Entry */
same question..
> +};
> +
> +static struct omap_hwmod_ocp_if omap34xx_l4_cfg__usbhs_ohci = {
> + .master = &omap3xxx_l4_core_hwmod,
> + .slave = &omap34xx_usbhs_ohci_hwmod,
> + .clk = "l4_ick",
> + .addr = omap34xx_usbhs_ohci_addrs,
> + .user = OCP_USER_MPU | OCP_USER_SDMA,
> +};
> +
> +static struct omap_hwmod_ocp_if *omap34xx_usbhs_ohci_slaves[] = {
> + &omap34xx_l4_cfg__usbhs_ohci,
> +};
> +
> +static struct omap_hwmod omap34xx_usbhs_ohci_hwmod = {
> + .name = "usbhs_ohci",
> + .class = &omap34xx_usbhs_ohci_hwmod_class,
> + .mpu_irqs = omap34xx_usbhs_ohci_irqs,
> + .slaves = omap34xx_usbhs_ohci_slaves,
> + .slaves_cnt = ARRAY_SIZE(omap34xx_usbhs_ohci_slaves),
> + .masters = omap34xx_usbhs_ohci_masters,
> + .masters_cnt = ARRAY_SIZE(omap34xx_usbhs_ohci_masters),
> + .flags = HWMOD_INIT_NO_RESET | HWMOD_NO_IDLEST,
> + .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
> +};
> +
> +/* 'usbhs_ehci' class */
> +static struct omap_hwmod_ocp_if omap34xx_usbhs_ehci__l3_main_2 = {
> + .master = &omap34xx_usbhs_ehci_hwmod,
> + .slave = &omap3xxx_l3_main_hwmod,
> + .clk = "core_l3_ick",
> + .user = OCP_USER_MPU,
> +};
> +
> +static struct omap_hwmod_class omap34xx_usbhs_ehci_hwmod_class = {
> + .name = "usbhs_ehci",
> +};
> +
> +static struct omap_hwmod_ocp_if *omap34xx_usbhs_ehci_masters[] = {
> + &omap34xx_usbhs_ehci__l3_main_2,
> +};
> +
> +static struct omap_hwmod_irq_info omap34xx_usbhs_ehci_irqs[] = {
> + { .name = "ehci-irq", .irq = 77 },
> + { .irq = -1 } /* Terminating IRQ */
> +};
> +
> +static struct omap_hwmod_addr_space omap34xx_usbhs_ehci_addrs[] = {
> + {
> + .name = "ehci",
> + .pa_start = 0x48064800,
> + .pa_end = 0x48064CFF,
> + .flags = ADDR_MAP_ON_INIT
> + },
> + {} /* Terminating Entry */
same question..
> +};
> +
> +static struct omap_hwmod_ocp_if omap34xx_l4_cfg__usbhs_ehci = {
> + .master = &omap3xxx_l4_core_hwmod,
> + .slave = &omap34xx_usbhs_ehci_hwmod,
> + .clk = "l4_ick",
> + .addr = omap34xx_usbhs_ehci_addrs,
> + .user = OCP_USER_MPU | OCP_USER_SDMA,
> +};
> +
> +static struct omap_hwmod_ocp_if *omap34xx_usbhs_ehci_slaves[] = {
> + &omap34xx_l4_cfg__usbhs_ehci,
> +};
> +
> +static struct omap_hwmod omap34xx_usbhs_ehci_hwmod = {
> + .name = "usbhs_ehci",
> + .class = &omap34xx_usbhs_ehci_hwmod_class,
> + .mpu_irqs = omap34xx_usbhs_ehci_irqs,
> + .slaves = omap34xx_usbhs_ehci_slaves,
> + .slaves_cnt = ARRAY_SIZE(omap34xx_usbhs_ehci_slaves),
> + .masters = omap34xx_usbhs_ehci_masters,
> + .masters_cnt = ARRAY_SIZE(omap34xx_usbhs_ehci_masters),
> + .flags = HWMOD_INIT_NO_RESET | HWMOD_NO_IDLEST,
> + .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
> +};
> +
> +/*
> + * 'usb_tll_hs' class
> + * usb_tll_hs module is the adapter on the usb_host_hs ports
> + */
> +static struct omap_hwmod_class_sysconfig omap34xx_usb_tll_hs_sysc = {
> + .rev_offs = 0x0000,
> + .sysc_offs = 0x0010,
> + .syss_offs = 0x0014,
> + .sysc_flags = (SYSC_HAS_AUTOIDLE | SYSC_HAS_SIDLEMODE),
> + .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART),
> + .sysc_fields = &omap_hwmod_sysc_type1,
> +};
> +
> +static struct omap_hwmod_class omap34xx_usb_tll_hs_hwmod_class = {
> + .name = "usbhs_tll",
> + .sysc = &omap34xx_usb_tll_hs_sysc,
> +};
> +
> +static struct omap_hwmod_irq_info omap34xx_usb_tll_hs_irqs[] = {
> + { .name = "tll-irq", .irq = 78 },
> + { .irq = -1 } /* Terminating IRQ */
> +};
> +
> +static struct omap_hwmod_addr_space omap34xx_usb_tll_hs_addrs[] = {
> + {
> + .name = "tll",
> + .pa_start = 0x48062000,
> + .pa_end = 0x48062fff,
> + .flags = ADDR_TYPE_RT
> + },
> + {} /* Terminating Entry */
same question..
> +};
> +
> +static struct omap_hwmod_ocp_if omap34xx_f_cfg__usb_tll_hs = {
> + .clk = "usbtll_fck",
> + .user = OCP_USER_MPU,
> + .flags = OCPIF_SWSUP_IDLE,
> +};
> +
> +static struct omap_hwmod_ocp_if omap34xx_l4_cfg__usb_tll_hs = {
> + .master = &omap3xxx_l4_core_hwmod,
> + .slave = &omap34xx_usb_tll_hs_hwmod,
> + .clk = "l4_ick",
> + .addr = omap34xx_usb_tll_hs_addrs,
> + .user = OCP_USER_MPU | OCP_USER_SDMA,
> +};
> +
> +static struct omap_hwmod_ocp_if *omap34xx_usb_tll_hs_slaves[] = {
> + &omap34xx_l4_cfg__usb_tll_hs,
> + &omap34xx_f_cfg__usb_tll_hs,
> +};
> +
> +static struct omap_hwmod omap34xx_usb_tll_hs_hwmod = {
> + .name = "usbhs_tll",
> + .class = &omap34xx_usb_tll_hs_hwmod_class,
> + .mpu_irqs = omap34xx_usb_tll_hs_irqs,
> + .main_clk = "usbtll_ick",
> + .prcm = {
> + .omap2 = {
> + .module_offs = CORE_MOD,
> + .prcm_reg_id = 3,
> + .module_bit = 2,
> + .idlest_reg_id = 3,
> + .idlest_idle_bit = 2,
> + },
> + },
> + .slaves = omap34xx_usb_tll_hs_slaves,
> + .slaves_cnt = ARRAY_SIZE(omap34xx_usb_tll_hs_slaves),
> + .flags = HWMOD_SWSUP_SIDLE | HWMOD_SWSUP_MSTANDBY,
> + .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
> +};
> +
> static __initdata struct omap_hwmod *omap3xxx_hwmods[] = {
> &omap3xxx_l3_main_hwmod,
> &omap3xxx_l4_core_hwmod,
> @@ -3278,6 +3552,11 @@ static __initdata struct omap_hwmod *omap3xxx_hwmods[] = {
> /* usbotg for am35x */
> &am35xx_usbhsotg_hwmod,
>
> + &omap34xx_usb_host_hs_hwmod,
> + &omap34xx_usbhs_ohci_hwmod,
> + &omap34xx_usbhs_ehci_hwmod,
> + &omap34xx_usb_tll_hs_hwmod,
> +
> NULL,
> };
>
> --
> 1.6.0.4
>
> --
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