Hi, >-----Original Message----- >From: Hema HK [mailto:hem...@ti.com] >Sent: Friday, December 10, 2010 8:06 PM >To: linux-...@vger.kernel.org >Cc: linux-omap@vger.kernel.org; Hema HK; Felipe Balbi; Tony >Lindgren; Kevin Hilman; Cousson, Benoit; Paul Walmsley >Subject: [PATCH 2/5 v5] OMAP3xxx: hwmod data: Add USBOTG > >OMAP3 hwmod data structures are populated for USBOTG with base address, >L3 and L4 interface clocks, IRQs and sysconfig register details. > >As per OMAP USBOTG specification, need to configure the USBOTG >to smart idle/standby or no idle/standby during data transfer and >force idle/standby when not in use to support retention and offmode. >By setting HWMOD_SWSUP_SIDLE and HWMOD_SWSUP_MSTANDBY flags, framework >will take care of configuring to no idle/standby when module is enabled >and force idle/standby when idled. > >Signed-off-by: Hema HK <hem...@ti.com> >Cc: Felipe Balbi <ba...@ti.com> >Cc: Tony Lindgren <t...@atomide.com> >Cc: Kevin Hilman <khil...@deeprootsystems.com> >Cc: Cousson, Benoit <b-cous...@ti.com> >Cc: Paul Walmsley <p...@pwsan.com> >--- > arch/arm/mach-omap2/omap_hwmod_3xxx_data.c | 100 >+++++++++++++++++++++++++++++ > 1 file changed, 100 insertions(+) > >Index: usb/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c >=================================================================== >--- usb.orig/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c >+++ usb/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c >@@ -89,6 +89,15 @@ static struct omap_hwmod omap3xxx_uart1_ > static struct omap_hwmod omap3xxx_uart2_hwmod; > static struct omap_hwmod omap3xxx_uart3_hwmod; > static struct omap_hwmod omap3xxx_uart4_hwmod; >+static struct omap_hwmod omap3xxx_usbhsotg_hwmod; >+ >+/* l3_core -> usbhsotg interface */ >+static struct omap_hwmod_ocp_if omap3xxx_usbhsotg__l3 = { >+ .master = &omap3xxx_usbhsotg_hwmod, >+ .slave = &omap3xxx_l3_main_hwmod, >+ .clk = "core_l3_ick", >+ .user = OCP_USER_MPU, >+}; > > /* L4_CORE -> L4_WKUP interface */ > static struct omap_hwmod_ocp_if omap3xxx_l4_core__l4_wkup = { >@@ -169,6 +178,36 @@ static struct omap_hwmod_ocp_if omap3_l4 > .user = OCP_USER_MPU | OCP_USER_SDMA, > }; > >+/* >+* usbhsotg interface data >+*/ >+ >+static struct omap_hwmod_addr_space omap3xxx_usbhsotg_addrs[] = { >+ { >+ .pa_start = OMAP34XX_HSUSB_OTG_BASE, >+ .pa_end = OMAP34XX_HSUSB_OTG_BASE + SZ_4K - 1, >+ .flags = ADDR_TYPE_RT >+ }, >+}; >+ >+/* l4_core -> usbhsotg */ >+static struct omap_hwmod_ocp_if omap3xxx_l4_core__usbhsotg = { >+ .master = &omap3xxx_l4_core_hwmod, >+ .slave = &omap3xxx_usbhsotg_hwmod, >+ .clk = "l4_ick", >+ .addr = omap3xxx_usbhsotg_addrs, >+ .addr_cnt = ARRAY_SIZE(omap3xxx_usbhsotg_addrs), >+ .user = OCP_USER_MPU, >+}; >+ >+static struct omap_hwmod_ocp_if *omap3xxx_usbhsotg_masters[] = { >+ &omap3xxx_usbhsotg__l3, >+}; >+ >+static struct omap_hwmod_ocp_if *omap3xxx_usbhsotg_slaves[] = { >+ &omap3xxx_l4_core__usbhsotg, >+}; >+ > /* Slave interfaces on the L4_CORE interconnect */ > static struct omap_hwmod_ocp_if *omap3xxx_l4_core_slaves[] = { > &omap3xxx_l3_main__l4_core, >@@ -509,6 +548,64 @@ static struct omap_hwmod omap3xxx_uart4_ > .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3630ES1), > }; > >+/* >+ * usbhsotg >+ */ >+static struct omap_hwmod_class_sysconfig omap3xxx_usbhsotg_sysc = { >+ .rev_offs = 0x0400, >+ .sysc_offs = 0x0404, >+ .syss_offs = 0x0408, >+ .sysc_flags = (SYSC_HAS_SIDLEMODE | SYSC_HAS_MIDLEMODE| >+ SYSC_HAS_ENAWAKEUP | SYSC_HAS_SOFTRESET | >+ SYSC_HAS_AUTOIDLE), >+ .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART | >+ MSTANDBY_FORCE | MSTANDBY_NO | >MSTANDBY_SMART), >+ .sysc_fields = &omap_hwmod_sysc_type1, >+}; >+ >+static struct omap_hwmod_class usbotg_class = { >+ .name = "usbotg", >+ .sysc = &omap3xxx_usbhsotg_sysc, >+}; >+ >+/* usb_otg_hs */ >+static struct omap_hwmod_irq_info omap3xxx_usbhsotg_mpu_irqs[] = { >+ >+ { .name = "mc", .irq = 92 }, >+ { .name = "dma", .irq = 93 }, >+}; >+ >+static struct omap_hwmod omap3xxx_usbhsotg_hwmod = { >+ .name = "usb_otg_hs", >+ .mpu_irqs = omap3xxx_usbhsotg_mpu_irqs, >+ .mpu_irqs_cnt = ARRAY_SIZE(omap3xxx_usbhsotg_mpu_irqs), >+ .main_clk = "hsotgusb_ick", >+ .prcm = { >+ .omap2 = { >+ .prcm_reg_id = 1, >+ .module_bit = OMAP3430_EN_HSOTGUSB_SHIFT, >+ .module_offs = CORE_MOD, >+ .idlest_reg_id = 1, >+ .idlest_idle_bit = >OMAP3430ES2_ST_HSOTGUSB_IDLE_SHIFT, >+ .idlest_stdby_bit = >OMAP3430ES2_ST_HSOTGUSB_STDBY_SHIFT >+ }, >+ }, >+ .masters = omap3xxx_usbhsotg_masters, >+ .masters_cnt = ARRAY_SIZE(omap3xxx_usbhsotg_masters), >+ .slaves = omap3xxx_usbhsotg_slaves, >+ .slaves_cnt = ARRAY_SIZE(omap3xxx_usbhsotg_slaves), >+ .class = &usbotg_class, >+ >+ /* >+ * Erratum ID: i479 idle_req / idle_ack mechanism potentially >+ * broken when autoidle is enabled >+ * workaround is to disable the autoidle bit at module level. >+ */ >+ .flags = HWMOD_NO_OCP_AUTOIDLE | 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, >@@ -521,6 +618,9 @@ static __initdata struct omap_hwmod *oma > &omap3xxx_uart2_hwmod, > &omap3xxx_uart3_hwmod, > &omap3xxx_uart4_hwmod, >+ >+ /* usbotg class */ >+ &omap3xxx_usbhsotg_hwmod, > NULL, > }; > > Any comments?
Regards, Hema -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
