static inline int gpt_has_clk_source_osc(void)
{
#if defined(CONFIG_MX6)
- if (((is_cpu_type(MXC_CPU_MX6Q) || is_cpu_type(MXC_CPU_MX6D)) &&
- (soc_rev() > CHIP_REV_1_0)) || is_cpu_type(MXC_CPU_MX6DL) ||
- is_cpu_type(MXC_CPU_MX6SOLO) || is_cpu_type(MXC_CPU_MX6SX) ||
- is_cpu_type(MXC_CPU_MX6UL))
+ if (((is_mx6dq()) && (soc_rev() > CHIP_REV_1_0)) ||
+ is_mx6dqp() || is_mx6sdl() || is_mx6sx() || is_mx6ul() ||
+ is_mx6ull())
return 1;
return 0;
if (gpt_has_clk_source_osc()) {
i |= GPTCR_CLKSOURCE_OSC | GPTCR_TEN;
- /* For DL/S, SX, UL, set 24Mhz OSC Enable bit and prescaler */
- if (is_cpu_type(MXC_CPU_MX6DL) ||
- is_cpu_type(MXC_CPU_MX6SOLO) ||
- is_cpu_type(MXC_CPU_MX6SX) ||
- is_cpu_type(MXC_CPU_MX6UL)) {
+ /* For DL/S, SX, UL, ULL set 24Mhz OSC Enable bit and prescaler */
+ if (is_mx6sdl() || is_mx6sx() || is_mx6ul() || is_mx6ull()) {
i |= GPTCR_24MEN;
/* Produce 3Mhz clock */
{
return gpt_get_clk();
}
+
+/*
+ * This function is intended for SHORT delays only.
+ * It will overflow at around 10 seconds @ 400MHz,
+ * or 20 seconds @ 200MHz.
+ */
+unsigned long usec2ticks(unsigned long _usec)
+{
+ unsigned long long usec = _usec;
+
+ usec *= get_tbclk();
+ usec += 999999;
+ do_div(usec, 1000000);
+
+ return usec;
+}