diff options
Diffstat (limited to 'src/soc/intel/common/block/uart/uart.c')
| -rw-r--r-- | src/soc/intel/common/block/uart/uart.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/src/soc/intel/common/block/uart/uart.c b/src/soc/intel/common/block/uart/uart.c index e8f1bc8094..be30464b13 100644 --- a/src/soc/intel/common/block/uart/uart.c +++ b/src/soc/intel/common/block/uart/uart.c @@ -19,8 +19,17 @@ #include <intelblocks/lpss.h> #include <intelblocks/uart.h> -void uart_common_init(device_t dev, uintptr_t baseaddr, uint32_t clk_m_val, - uint32_t clk_n_val) +static void uart_lpss_init(uintptr_t baseaddr) +{ + /* Take UART out of reset */ + lpss_reset_release(baseaddr); + + /* Set M and N divisor inputs and enable clock */ + lpss_clk_update(baseaddr, CONFIG_SOC_INTEL_COMMON_LPSS_UART_CLK_M_VAL, + CONFIG_SOC_INTEL_COMMON_LPSS_UART_CLK_N_VAL); +} + +void uart_common_init(device_t dev, uintptr_t baseaddr) { /* Set UART base address */ pci_write_config32(dev, PCI_BASE_ADDRESS_0, baseaddr); @@ -29,11 +38,8 @@ void uart_common_init(device_t dev, uintptr_t baseaddr, uint32_t clk_m_val, pci_write_config32(dev, PCI_COMMAND, PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER); - /* Take UART out of reset */ - lpss_reset_release(baseaddr); + uart_lpss_init(baseaddr); - /* Set M and N divisor inputs and enable clock */ - lpss_clk_update(baseaddr, clk_m_val, clk_n_val); } #if ENV_RAMSTAGE |