diff options
| -rw-r--r-- | arch/arm/cpu/armv7/mx6/soc.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/mx6/soc.c b/arch/arm/cpu/armv7/mx6/soc.c index b648704..7192d67 100644 --- a/arch/arm/cpu/armv7/mx6/soc.c +++ b/arch/arm/cpu/armv7/mx6/soc.c @@ -367,6 +367,16 @@ void vadc_power_down(void) } #endif +static void set_uart_from_osc(void) +{ + u32 reg; + + /* set uart clk to OSC */ + reg = readl(CCM_BASE_ADDR + 0x24); + reg |= MXC_CCM_CSCDR1_UART_CLK_SEL; + writel(reg, CCM_BASE_ADDR + 0x24); +} + int arch_cpu_init(void) { init_aips(); @@ -403,6 +413,9 @@ int arch_cpu_init(void) set_preclk_from_osc(); #endif + if (is_cpu_type(MXC_CPU_MX6SX)) + set_uart_from_osc(); + imx_set_wdog_powerdown(false); /* Disable PDE bit of WMCR register */ #ifdef CONFIG_APBH_DMA |