diff options
Diffstat (limited to 'arch/arm/mach-imx/imx8ulp/clock.c')
| -rw-r--r-- | arch/arm/mach-imx/imx8ulp/clock.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/imx8ulp/clock.c b/arch/arm/mach-imx/imx8ulp/clock.c index 961702310cd..91580b2c29c 100644 --- a/arch/arm/mach-imx/imx8ulp/clock.c +++ b/arch/arm/mach-imx/imx8ulp/clock.c @@ -107,6 +107,9 @@ void init_clk_ddr(void) /* enable ddr pcc */ writel(0xd0000000, PCC5_LPDDR4_ADDR); + /* Wait until ddrclk reg lock bit is cleared, so that the div update is finished */ + cgc2_ddrclk_wait_unlock(); + /* for debug */ /* setclkout_ddr(); */ } @@ -144,6 +147,9 @@ int set_ddr_clk(u32 phy_freq_mhz) return -EINVAL; } + /* Wait until ddrclk reg lock bit is cleared, so that the div update is finished */ + cgc2_ddrclk_wait_unlock(); + return 0; } |