34 static int nxp_imx_mu_send(const struct device *dev, uint32_t channel, const struct mbox_msg *msg)  in nxp_imx_mu_send()  argument
39 	if (channel >= MU_MAX_CHANNELS) {  in nxp_imx_mu_send()
45 		return MU_TriggerInterrupts(cfg->base, kMU_GenInt0InterruptTrigger >> channel);  in nxp_imx_mu_send()
56 	MU_SendMsg(cfg->base, channel, data32);  in nxp_imx_mu_send()
60 static int nxp_imx_mu_register_callback(const struct device *dev, uint32_t channel,  in nxp_imx_mu_register_callback()  argument
65 	if (channel >= MU_MAX_CHANNELS) {  in nxp_imx_mu_register_callback()
69 	data->cb[channel] = cb;  in nxp_imx_mu_register_callback()
70 	data->user_data[channel] = user_data;  in nxp_imx_mu_register_callback()
87 static int nxp_imx_mu_set_enabled(const struct device *dev, uint32_t channel, bool enable)  in nxp_imx_mu_set_enabled()  argument
92 	if (channel >= MU_MAX_CHANNELS) {  in nxp_imx_mu_set_enabled()
97 		if (data->cb[channel] == NULL) {  in nxp_imx_mu_set_enabled()