sdhc_host_props Struct Reference

SD host controller properties. More...

#include <sdhc.h>

Data Fields
unsigned int	f_max
	Max bus frequency.
unsigned int	f_min
	Min bus frequency.
unsigned int	power_delay
	Delay to allow SD to power up or down (in ms)
struct sdhc_host_caps	host_caps
	Host capability bitfield.
uint32_t	max_current_330
	Max current (in mA) at 3.3V.
uint32_t	max_current_300
	Max current (in mA) at 3.0V.
uint32_t	max_current_180
	Max current (in mA) at 1.8V.
bool	is_spi
	Is the host using SPI mode.

Detailed Description

SD host controller properties.

Populated by the host controller using sdhc_get_host_props api.

Field Documentation

f_max

unsigned int sdhc_host_props::f_max

Max bus frequency.

f_min

unsigned int sdhc_host_props::f_min

Min bus frequency.

host_caps

struct sdhc_host_caps sdhc_host_props::host_caps

Host capability bitfield.

is_spi

bool sdhc_host_props::is_spi

Is the host using SPI mode.

max_current_180

uint32_t sdhc_host_props::max_current_180

Max current (in mA) at 1.8V.

max_current_300

uint32_t sdhc_host_props::max_current_300

Max current (in mA) at 3.0V.

max_current_330

uint32_t sdhc_host_props::max_current_330

Max current (in mA) at 3.3V.

power_delay

unsigned int sdhc_host_props::power_delay

Delay to allow SD to power up or down (in ms)

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The documentation for this struct was generated from the following file:

• include/zephyr/drivers/sdhc.h