ports/mimxrt: Refactor CSI.

Signed-off-by: iabdalkader <i.abdalkader@gmail.com>
This commit is contained in:
iabdalkader 2025-06-23 12:05:43 +02:00
parent 7db2782d4b
commit f1286053e9

View File

@ -73,62 +73,6 @@ void omv_csi_init0() {
omv_csi_set_frame_callback(NULL);
}
int omv_csi_init() {
int init_ret = 0;
mimxrt_hal_csi_init(CSI);
#if defined(OMV_CSI_POWER_PIN)
omv_gpio_write(OMV_CSI_POWER_PIN, 1);
#endif
#if defined(OMV_CSI_RESET_PIN)
omv_gpio_write(OMV_CSI_RESET_PIN, 1);
#endif
// Reset the csi state
memset(&csi, 0, sizeof(omv_csi_t));
// Set default framebuffer
csi.fb = framebuffer_get(0);
// Set default snapshot function.
// Some sensors need to call snapshot from init.
csi.snapshot = omv_csi_snapshot;
// Configure the csi external clock (XCLK).
if (omv_csi_set_clk_frequency(OMV_CSI_CLK_FREQUENCY) != 0) {
// Failed to initialize the csi clock.
return OMV_CSI_ERROR_TIM_INIT_FAILED;
}
// Detect and initialize the image sensor.
if ((init_ret = omv_csi_probe_init(OMV_CSI_I2C_ID, OMV_CSI_I2C_SPEED)) != 0) {
// Sensor probe/init failed.
return init_ret;
}
// Configure the CSI interface.
if (omv_csi_config(OMV_CSI_CONFIG_INIT) != 0) {
// CSI config failed
return OMV_CSI_ERROR_CSI_INIT_FAILED;
}
// Set default color palette.
csi.color_palette = rainbow_table;
// Disable VSYNC IRQ and callback
omv_csi_set_vsync_callback(NULL);
// Disable Frame callback.
omv_csi_set_frame_callback(NULL);
// All good!
csi.detected = true;
return 0;
}
int omv_csi_config(omv_csi_config_t config) {
if (config == OMV_CSI_CONFIG_INIT) {
CSI_Reset(CSI);
@ -207,7 +151,7 @@ int omv_csi_set_clk_frequency(uint32_t frequency) {
return 0;
}
uint32_t omv_csi_get_xclk_frequency() {
uint32_t omv_csi_get_clk_frequency() {
return 24000000 / (CLOCK_GetDiv(kCLOCK_CsiDiv) + 1);
}
@ -587,3 +531,59 @@ int omv_csi_snapshot(omv_csi_t *csi, image_t *image, uint32_t flags) {
return 0;
}
#endif
int omv_csi_init() {
int init_ret = 0;
mimxrt_hal_csi_init(CSI);
#if defined(OMV_CSI_POWER_PIN)
omv_gpio_write(OMV_CSI_POWER_PIN, 1);
#endif
#if defined(OMV_CSI_RESET_PIN)
omv_gpio_write(OMV_CSI_RESET_PIN, 1);
#endif
// Reset the csi state
memset(&csi, 0, sizeof(omv_csi_t));
// Set default framebuffer
csi.fb = framebuffer_get(0);
// Set default snapshot function.
// Some sensors need to call snapshot from init.
csi.snapshot = omv_csi_snapshot;
// Configure the csi external clock (XCLK).
if (omv_csi_set_clk_frequency(OMV_CSI_CLK_FREQUENCY) != 0) {
// Failed to initialize the csi clock.
return OMV_CSI_ERROR_TIM_INIT_FAILED;
}
// Detect and initialize the image sensor.
if ((init_ret = omv_csi_probe_init(OMV_CSI_I2C_ID, OMV_CSI_I2C_SPEED)) != 0) {
// Sensor probe/init failed.
return init_ret;
}
// Configure the CSI interface.
if (omv_csi_config(OMV_CSI_CONFIG_INIT) != 0) {
// CSI config failed
return OMV_CSI_ERROR_CSI_INIT_FAILED;
}
// Set default color palette.
csi.color_palette = rainbow_table;
// Disable VSYNC IRQ and callback
omv_csi_set_vsync_callback(NULL);
// Disable Frame callback.
omv_csi_set_frame_callback(NULL);
// All good!
csi.detected = true;
return 0;
}