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MCUXpresso: Update usticker driver 

Move clock frequency to a target specific function

Signed-off-by: Mahesh Mahadevan <mahesh.mahadevan@nxp.com>
pull/9910/head
Mahesh Mahadevan 2018-12-13 11:37:44 -06:00
parent b582c54a5f
commit c05a893111
4 changed files with 20 additions and 1 deletions
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6
targets/TARGET_NXP/TARGET_MCUXpresso_MCUS/TARGET_LPC/us_ticker.c
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@ -29,13 +29,17 @@ const ticker_info_t* us_ticker_get_info()
static bool us_ticker_inited = false; static bool us_ticker_inited = false;
extern uint32_t us_ticker_get_clock();
/** Initialize the high frequency ticker /** Initialize the high frequency ticker
* *
*/ */
void us_ticker_init(void) { void us_ticker_init(void) {
ctimer_config_t config; ctimer_config_t config;
uint32_t pclk = CLOCK_GetFreq(kCLOCK_BusClk);
uint32_t pclk = us_ticker_get_clock();
uint32_t prescale = pclk / 1000000; // default to 1MHz (1 us ticks) uint32_t prescale = pclk / 1000000; // default to 1MHz (1 us ticks)
/* Let the timer to count if re-init. */ /* Let the timer to count if re-init. */

5
targets/TARGET_NXP/TARGET_MCUXpresso_MCUS/TARGET_LPC54114/TARGET_LPCXpresso/mbed_overrides.c
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@ -51,3 +51,8 @@ void rtc_setup_oscillator(void)
SYSCON->RTCOSCCTRL |= SYSCON_RTCOSCCTRL_EN_MASK; SYSCON->RTCOSCCTRL |= SYSCON_RTCOSCCTRL_EN_MASK;
} }
uint32_t us_ticker_get_clock()
{
return CLOCK_GetFreq(kCLOCK_BusClk);;
}

5
targets/TARGET_NXP/TARGET_MCUXpresso_MCUS/TARGET_MCU_LPC546XX/TARGET_FF_LPC546XX/mbed_overrides.c
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@ -66,6 +66,11 @@ void rtc_setup_oscillator(void)
SYSCON->RTCOSCCTRL |= SYSCON_RTCOSCCTRL_EN_MASK; SYSCON->RTCOSCCTRL |= SYSCON_RTCOSCCTRL_EN_MASK;
} }
uint32_t us_ticker_get_clock()
{
return CLOCK_GetFreq(kCLOCK_BusClk);;
}
void ADC_ClockPower_Configuration(void) void ADC_ClockPower_Configuration(void)
{ {
/* SYSCON power. */ /* SYSCON power. */

5
targets/TARGET_NXP/TARGET_MCUXpresso_MCUS/TARGET_MCU_LPC546XX/TARGET_LPCXpresso/mbed_overrides.c
View File

@ -82,6 +82,11 @@ void rtc_setup_oscillator(void)
SYSCON->RTCOSCCTRL |= SYSCON_RTCOSCCTRL_EN_MASK; SYSCON->RTCOSCCTRL |= SYSCON_RTCOSCCTRL_EN_MASK;
} }
uint32_t us_ticker_get_clock()
{
return CLOCK_GetFreq(kCLOCK_BusClk);;
}
// Provide ethernet devices with a semi-unique MAC address from the UUID // Provide ethernet devices with a semi-unique MAC address from the UUID
void mbed_mac_address(char *mac) void mbed_mac_address(char *mac)
{ {