diff options
| author | Kishon Vijay Abraham I <kishon@ti.com> | 2015-08-10 16:52:55 +0530 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2015-08-28 12:33:19 -0400 |
| commit | 7beaf8b6903f2ef4ab8d1d36ee4b0ea4e8611ffd (patch) | |
| tree | 9c0b7d780e70fb5b7f4a283033c1f51f01d39d60 /arch/arm/cpu/armv7 | |
| parent | 8af1be7678c1fd9bc03b28f0756c586fb3d47d29 (diff) | |
ARM: DRA7: Enable clocks for USB OTGSS2 and USB PHY2
Enabled clocks for the second dwc3 controller and second USB PHY present in
DRA7.
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Diffstat (limited to 'arch/arm/cpu/armv7')
| -rw-r--r-- | arch/arm/cpu/armv7/omap5/hw_data.c | 16 | ||||
| -rw-r--r-- | arch/arm/cpu/armv7/omap5/prcm-regs.c | 2 |
2 files changed, 18 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/omap5/hw_data.c b/arch/arm/cpu/armv7/omap5/hw_data.c index a2d9cc8e64..e0ee23f3d1 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 fffe0ee913..ea659bdc71 100644 --- a/arch/arm/cpu/armv7/omap5/prcm-regs.c +++ b/arch/arm/cpu/armv7/omap5/prcm-regs.c @@ -811,6 +811,7 @@ 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, @@ -921,6 +922,7 @@ 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, |