OMAP5: USB: hsusbtll_clkctrl has to be in hw_auto for USB to work
authorLubomir Popov <lpopov@mm-sol.com>
Thu, 11 Apr 2013 00:08:51 +0000 (00:08 +0000)
committerTom Rini <trini@ti.com>
Fri, 10 May 2013 12:25:55 +0000 (08:25 -0400)
USB TLL clocks do not support 'explicit_en', only 'hw_auto'
control (R. Sricharan). cm_l3init_hsusbtll_clkctrl has to be
moved to the clk_modules_hw_auto_essential[] array in order
to make the clock work.

This fix is needed (but not sufficient) for USB EHCI operation
in U-Boot.

Signed-off-by: Lubomir Popov <lpopov@mm-sol.com>
arch/arm/cpu/armv7/omap5/hw_data.c

index 3a9352f215ffe99fbc021c0bb82de9186d15988b..56988769608bc800e72e53484d6a192f1eded433 100644 (file)
@@ -403,6 +403,7 @@ void enable_basic_uboot_clocks(void)
        };
 
        u32 const clk_modules_hw_auto_essential[] = {
+               (*prcm)->cm_l3init_hsusbtll_clkctrl,
                0
        };
 
@@ -412,7 +413,6 @@ void enable_basic_uboot_clocks(void)
                (*prcm)->cm_l4per_i2c3_clkctrl,
                (*prcm)->cm_l4per_i2c4_clkctrl,
                (*prcm)->cm_l4per_i2c5_clkctrl,
-               (*prcm)->cm_l3init_hsusbtll_clkctrl,
                (*prcm)->cm_l3init_hsusbhost_clkctrl,
                (*prcm)->cm_l3init_fsusb_clkctrl,
                0