Enabled clocks for the second dwc3 controller and second USB PHY present in DRA7.
Signed-off-by: Kishon Vijay Abraham I kishon@ti.com --- arch/arm/cpu/armv7/omap5/hw_data.c | 16 ++++++++++++++++ arch/arm/cpu/armv7/omap5/prcm-regs.c | 2 ++ arch/arm/include/asm/arch-omap5/clock.h | 3 +++ arch/arm/include/asm/omap_common.h | 2 ++ 4 files changed, 23 insertions(+)
diff --git a/arch/arm/cpu/armv7/omap5/hw_data.c b/arch/arm/cpu/armv7/omap5/hw_data.c index 3a723ca..11440ac 100644 --- a/arch/arm/cpu/armv7/omap5/hw_data.c +++ b/arch/arm/cpu/armv7/omap5/hw_data.c @@ -463,6 +463,9 @@ void enable_basic_clocks(void) #if defined(CONFIG_USB_DWC3) || defined(CONFIG_USB_XHCI_OMAP) (*prcm)->cm_l3init_ocp2scp1_clkctrl, (*prcm)->cm_l3init_usb_otg_ss1_clkctrl, +#if defined(CONFIG_DRA7XX) || defined(CONFIG_AM57XX) + (*prcm)->cm_l3init_usb_otg_ss2_clkctrl, +#endif #endif 0 }; @@ -503,6 +506,19 @@ void enable_basic_clocks(void) /* Enable 32 KHz clock for dwc3 */ setbits_le32((*prcm)->cm_coreaon_usb_phy1_core_clkctrl, USBPHY_CORE_CLKCTRL_OPTFCLKEN_CLK32K); +#if defined(CONFIG_DRA7XX) || defined(CONFIG_AM57XX) + /* Enable 960 MHz clock for dwc3 */ + setbits_le32((*prcm)->cm_l3init_usb_otg_ss2_clkctrl, + OPTFCLKEN_REFCLK960M); + + /* Enable 32 KHz clock for dwc3 */ + setbits_le32((*prcm)->cm_coreaon_usb_phy2_core_clkctrl, + USBPHY_CORE_CLKCTRL_OPTFCLKEN_CLK32K); + + /* Enable 60 MHz clock for USB2PHY2 */ + setbits_le32((*prcm)->cm_coreaon_l3init_60m_gfclk_clkctrl, + L3INIT_CLKCTRL_OPTFCLKEN_60M_GFCLK); +#endif #endif
/* Set the correct clock dividers for mmc */ diff --git a/arch/arm/cpu/armv7/omap5/prcm-regs.c b/arch/arm/cpu/armv7/omap5/prcm-regs.c index cd51fe7..99f847b 100644 --- a/arch/arm/cpu/armv7/omap5/prcm-regs.c +++ b/arch/arm/cpu/armv7/omap5/prcm-regs.c @@ -809,6 +809,7 @@ struct prcm_regs const dra7xx_prcm = { .cm_clkmode_dpll_gmac = 0x4a0052a8, .cm_coreaon_usb_phy1_core_clkctrl = 0x4a008640, .cm_coreaon_usb_phy2_core_clkctrl = 0x4a008688, + .cm_coreaon_l3init_60m_gfclk_clkctrl = 0x4a0086c0,
/* cm1.mpu */ .cm_mpu_mpu_clkctrl = 0x4a005320, @@ -919,6 +920,7 @@ struct prcm_regs const dra7xx_prcm = { .cm_l3init_ocp2scp1_clkctrl = 0x4a0093e0, .cm_l3init_ocp2scp3_clkctrl = 0x4a0093e8, .cm_l3init_usb_otg_ss1_clkctrl = 0x4a0093f0, + .cm_l3init_usb_otg_ss2_clkctrl = 0x4a009340,
/* cm2.l4per */ .cm_l4per_clkstctrl = 0x4a009700, diff --git a/arch/arm/include/asm/arch-omap5/clock.h b/arch/arm/include/asm/arch-omap5/clock.h index f8e5630..38d50d6 100644 --- a/arch/arm/include/asm/arch-omap5/clock.h +++ b/arch/arm/include/asm/arch-omap5/clock.h @@ -172,6 +172,9 @@ /* CM_COREAON_USB_PHY_CORE_CLKCTRL */ #define USBPHY_CORE_CLKCTRL_OPTFCLKEN_CLK32K (1 << 8)
+/* CM_COREAON_L3INIT_60M_GFCLK_CLKCTRL */ +#define L3INIT_CLKCTRL_OPTFCLKEN_60M_GFCLK (1 << 8) + /* CM_L3INIT_USB_OTG_SS_CLKCTRL */ #define OTG_SS_CLKCTRL_MODULEMODE_HW (1 << 0) #define OPTFCLKEN_REFCLK960M (1 << 8) diff --git a/arch/arm/include/asm/omap_common.h b/arch/arm/include/asm/omap_common.h index 056affc..462a9ee 100644 --- a/arch/arm/include/asm/omap_common.h +++ b/arch/arm/include/asm/omap_common.h @@ -145,6 +145,7 @@ struct prcm_regs { u32 cm_ssc_modfreqdiv_dpll_unipro; u32 cm_coreaon_usb_phy1_core_clkctrl; u32 cm_coreaon_usb_phy2_core_clkctrl; + u32 cm_coreaon_l3init_60m_gfclk_clkctrl;
/* cm2.core */ u32 cm_coreaon_bandgap_clkctrl; @@ -231,6 +232,7 @@ struct prcm_regs { u32 cm_l3init_ocp2scp1_clkctrl; u32 cm_l3init_ocp2scp3_clkctrl; u32 cm_l3init_usb_otg_ss1_clkctrl; + u32 cm_l3init_usb_otg_ss2_clkctrl;
u32 prm_irqstatus_mpu_2;