[U-Boot] [PATCH v3 4/7] arm: am57xx: cl-som-am57x: invoke clock API to enable/disable clocks

Uri Mashiach
2017-02-19T13:27:16Z

Invoke enable_usb_clocks during board_usb_init and disable_usb_clocks
during board_usb_exit to enable and disable clocks respectively.

Modifications:
* Enable USB clocks in the OMAP version of the function
board_usb_init.
* Disable USB clocks in the OMAP version of the function
board_usb_cleanup.

Cc: Marek Vasut <marex@denx.de>
Signed-off-by: Uri Mashiach <uri.mashiach@compulab.co.il>
Reviewed-by: Marek Vasut <marex@denx.de>
Reviewed-by: Tom Rini <trini@konsulko.com>
---
V1 -> V3: none

board/compulab/cl-som-am57x/cl-som-am57x.c | 10 ----------
drivers/usb/host/xhci-omap.c | 2 ++
2 files changed, 2 insertions(+), 10 deletions(-)

diff --git a/board/compulab/cl-som-am57x/cl-som-am57x.c b/board/compulab/cl-som-am57x/cl-som-am57x.c
index fe1468f..4701b71 100644
--- a/board/compulab/cl-som-am57x/cl-som-am57x.c
+++ b/board/compulab/cl-som-am57x/cl-som-am57x.c
@@ -53,16 +53,6 @@ int board_mmc_init(bd_t *bis)
}
#endif /* CONFIG_GENERIC_MMC */

-#ifdef CONFIG_USB_XHCI_OMAP
-int omap_xhci_board_usb_init(int index, enum usb_init_type init)
-{
- setbits_le32((*prcm)->cm_l3init_usb_otg_ss1_clkctrl,
- OTG_SS_CLKCTRL_MODULEMODE_HW | OPTFCLKEN_REFCLK960M);
-
- return 0;
-}
-#endif /* CONFIG_USB_XHCI_OMAP */
-
int misc_init_r(void)
{
cl_print_pcb_info();
diff --git a/drivers/usb/host/xhci-omap.c b/drivers/usb/host/xhci-omap.c
index a1b4f2f..d6c5744 100644
--- a/drivers/usb/host/xhci-omap.c
+++ b/drivers/usb/host/xhci-omap.c
@@ -29,6 +29,7 @@ static struct omap_xhci omap;

__weak int omap_xhci_board_usb_init(int index, enum usb_init_type init)
{
+ enable_usb_clocks(index);
return 0;
}

@@ -39,6 +40,7 @@ int board_usb_init(int index, enum usb_init_type init)

__weak int omap_xhci_board_usb_cleanup(int index, enum usb_init_type init)
{
+ disable_usb_clocks(index);
return 0;
}

--
2.7.4