diff options
Diffstat (limited to 'arch/arm/cpu/armv8/zynqmp/clk.c')
| -rw-r--r-- | arch/arm/cpu/armv8/zynqmp/clk.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv8/zynqmp/clk.c b/arch/arm/cpu/armv8/zynqmp/clk.c index 9218586e94..40bd2ca213 100644 --- a/arch/arm/cpu/armv8/zynqmp/clk.c +++ b/arch/arm/cpu/armv8/zynqmp/clk.c @@ -26,6 +26,22 @@ unsigned long get_uart_clk(int dev_id) return 133000000; } +unsigned long zynqmp_get_system_timer_freq(void) +{ + u32 ver = zynqmp_get_silicon_version(); + + switch (ver) { + case ZYNQMP_CSU_VERSION_VELOCE: + return 10000; + case ZYNQMP_CSU_VERSION_EP108: + return 4000000; + case ZYNQMP_CSU_VERSION_QEMU: + return 50000000; + } + + return 100000000; +} + #ifdef CONFIG_CLOCKS /** * set_cpu_clk_info() - Initialize clock framework |
