diff options
Diffstat (limited to 'arch/arm/mach-mx6/pm.c')
| -rw-r--r-- | arch/arm/mach-mx6/pm.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/mach-mx6/pm.c b/arch/arm/mach-mx6/pm.c index 711972cca799..f55d37d4b59a 100644 --- a/arch/arm/mach-mx6/pm.c +++ b/arch/arm/mach-mx6/pm.c @@ -211,6 +211,13 @@ static void gpu_power_up(void) __raw_writel(ccm_analog_pfd528 & ~ANADIG_PFD0_CLKGATE & ~ANADIG_PFD1_CLKGATE, PFD_528_BASE_ADDR); + /* make sure PLL3_USB_OTG_480M is enabled for MX6Q + * MX6Q GPU2d_core clock source from PLL3_USB_OTG_480M, + * so need to enable pll3 beofore power up gpu + */ + if (cpu_is_mx6q()) + __raw_writel(ANADIG_PLL_ENABLE|ANADIG_PLL_POWER_DOWN, + (PLL3_480_USB1_BASE_ADDR+4)); /* gpu3d and gpu2d clock enable */ __raw_writel(ccgr1 | MXC_CCM_CCGRx_CG12_MASK | |