int32_t sprdfb_dsi_init(struct sprdfb_device *dev)
{
dsih_error_t result = OK;
dsih_ctrl_t* dsi_instance = &(dsi_ctx.dsi_inst);
dphy_t *phy = &(dsi_instance->phy_instance);
struct info_mipi * mipi = dev->panel->info.mipi;
__raw_bits_or((1<<0), 0x2090021c); //enable dphy
FB_PRINT("sprdfb:[%s]\n", __FUNCTION__);
dsi_early_int();
phy->address = DSI_CTL_BEGIN;
phy->core_read_function = dsi_core_read_function;
phy->core_write_function = dsi_core_write_function;
phy->log_error = dsi_log_error;
phy->log_info = NULL;
phy->reference_freq = DSI_PHY_REF_CLOCK;
dsi_instance->address = DSI_CTL_BEGIN;
dsi_instance->color_mode_polarity =mipi->color_mode_pol;
dsi_instance->shut_down_polarity = mipi->shut_down_pol;
dsi_instance->core_read_function = dsi_core_read_function;
dsi_instance->core_write_function = dsi_core_write_function;
dsi_instance->log_error = dsi_log_error;
dsi_instance->log_info = NULL;
/*in our rtl implementation, this is max rd time, not bta time and use 15bits*/
dsi_instance->max_bta_cycles = 0x6000;//10;
dsi_instance->max_hs_to_lp_cycles = 4;//110;
dsi_instance->max_lp_to_hs_cycles = 15;//10;
dsi_instance->max_lanes = mipi->lan_number;
if(SPRDFB_MIPI_MODE_CMD == mipi->work_mode){
dsi_edpi_init();
}/*else{
dsi_dpi_init(dev->panel);
}*/
/*
result = mipi_dsih_unregister_all_events(dsi_instance);
if(OK != result){
FB_PRINT("sprdfb: [%s]: mipi_dsih_unregister_all_events fail (%d)!\n", __FUNCTION__, result);
return -1;
}
*/
dsi_core_write_function(DSI_CTL_BEGIN, R_DSI_HOST_ERROR_MSK0, 0x1fffff);
dsi_core_write_function(DSI_CTL_BEGIN, R_DSI_HOST_ERROR_MSK1, 0x3ffff);
result = mipi_dsih_open(dsi_instance);
if(OK != result){
FB_PRINT("sprdfb: [%s]: mipi_dsih_open fail (%d)!\n", __FUNCTION__, result);
return -1;
}
result = mipi_dsih_dphy_configure(phy, mipi->lan_number, mipi->phy_feq);
if(OK != result){
FB_PRINT("sprdfb: [%s]: mipi_dsih_dphy_configure fail (%d)!\n", __FUNCTION__, result);
return -1;
}
while(5 != (dsi_core_read_function(DSI_CTL_BEGIN, R_DSI_HOST_PHY_STATUS) & 5));
if(SPRDFB_MIPI_MODE_CMD == mipi->work_mode){
dsi_edpi_setbuswidth(mipi);
}
result = mipi_dsih_enable_rx(dsi_instance, 1);
if(OK != result){
FB_PRINT("sprdfb: [%s]: mipi_dsih_enable_rx fail (%d)!\n", __FUNCTION__, result);
return -1;
}
result = mipi_dsih_ecc_rx(dsi_instance, 1);
if(OK != result){
FB_PRINT("sprdfb: [%s]: mipi_dsih_ecc_rx fail (%d)!\n", __FUNCTION__, result);
return -1;
}
result = mipi_dsih_eotp_rx(dsi_instance, 1);
if(OK != result){
FB_PRINT("sprdfb: [%s]: mipi_dsih_eotp_rx fail (%d)!\n", __FUNCTION__, result);
return -1;
}
result = mipi_dsih_eotp_tx(dsi_instance, 1);
if(OK != result){
FB_PRINT("sprdfb: [%s]: mipi_dsih_eotp_tx fail (%d)!\n", __FUNCTION__, result);
return -1;
}
if(SPRDFB_MIPI_MODE_VIDEO == mipi->work_mode){
dsi_dpi_init(dev->panel);
}
return 0;
}
int32_t sprdfb_dsi_init(struct sprdfb_device *dev)
{
dsih_error_t result = OK;
dsih_ctrl_t* dsi_instance = &(dsi_ctx.dsi_inst);
dphy_t *phy = &(dsi_instance->phy_instance);
struct info_mipi * mipi = dev->panel->info.mipi;
bool resume = false;
pr_debug(KERN_INFO "sprdfb:[%s]\n", __FUNCTION__);
if(dev->panel_ready && dsi_ctx.is_inited){
resume = true;
}
if(dev->panel_ready){
dsi_ctx.is_inited = true;
}else{
dsi_early_int();
}
phy->address = SPRD_MIPI_DSIC_BASE;
phy->core_read_function = dsi_core_read_function;
phy->core_write_function = dsi_core_write_function;
phy->log_error = dsi_log_error;
phy->log_info = NULL;
phy->reference_freq = DSI_PHY_REF_CLOCK;
dsi_instance->address = SPRD_MIPI_DSIC_BASE;
dsi_instance->color_mode_polarity =mipi->color_mode_pol;
dsi_instance->shut_down_polarity = mipi->shut_down_pol;
dsi_instance->core_read_function = dsi_core_read_function;
dsi_instance->core_write_function = dsi_core_write_function;
dsi_instance->log_error = dsi_log_error;
dsi_instance->log_info = NULL;
/*in our rtl implementation, this is max rd time, not bta time and use 15bits*/
dsi_instance->max_bta_cycles = 0x6000;//10;
dsi_instance->max_hs_to_lp_cycles = 4;//110;
dsi_instance->max_lp_to_hs_cycles = 15;//10;
dsi_instance->max_lanes = mipi->lan_number;
if(dev->panel_ready && !resume){
printk(KERN_INFO "sprdfb:[%s]: dsi has alread initialized\n", __FUNCTION__);
dsi_instance->status = INITIALIZED;
return 0;
}
if(SPRDFB_MIPI_MODE_CMD == mipi->work_mode){
dsi_edpi_init();
}/*else{
dsi_dpi_init(dev->panel);
}*/
/*
result = mipi_dsih_unregister_all_events(dsi_instance);
if(OK != result){
printk(KERN_ERR "sprdfb: [%s]: mipi_dsih_unregister_all_events fail (%d)!\n", __FUNCTION__, result);
return -1;
}
*/
dsi_core_write_function(SPRD_MIPI_DSIC_BASE, R_DSI_HOST_ERROR_MSK0, 0x1fffff);
dsi_core_write_function(SPRD_MIPI_DSIC_BASE, R_DSI_HOST_ERROR_MSK1, 0x3ffff);
result = mipi_dsih_open(dsi_instance);
if(OK != result){
printk(KERN_ERR "sprdfb: [%s]: mipi_dsih_open fail (%d)!\n", __FUNCTION__, result);
return -1;
}
result = mipi_dsih_dphy_configure(phy, mipi->lan_number, mipi->phy_feq);
if(OK != result){
printk(KERN_ERR "sprdfb: [%s]: mipi_dsih_dphy_configure fail (%d)!\n", __FUNCTION__, result);
return -1;
}
while(5 != (dsi_core_read_function(SPRD_MIPI_DSIC_BASE, R_DSI_HOST_PHY_STATUS) & 5));
if(SPRDFB_MIPI_MODE_CMD == mipi->work_mode){
dsi_edpi_setbuswidth(mipi);
}
result = mipi_dsih_enable_rx(dsi_instance, 1);
if(OK != result){
printk(KERN_ERR "sprdfb: [%s]: mipi_dsih_enable_rx fail (%d)!\n", __FUNCTION__, result);
return -1;
}
result = mipi_dsih_ecc_rx(dsi_instance, 1);
if(OK != result){
printk(KERN_ERR "sprdfb: [%s]: mipi_dsih_ecc_rx fail (%d)!\n", __FUNCTION__, result);
return -1;
}
result = mipi_dsih_eotp_rx(dsi_instance, 1);
if(OK != result){
printk(KERN_ERR "sprdfb: [%s]: mipi_dsih_eotp_rx fail (%d)!\n", __FUNCTION__, result);
return -1;
}
result = mipi_dsih_eotp_tx(dsi_instance, 1);
if(OK != result){
printk(KERN_ERR "sprdfb: [%s]: mipi_dsih_eotp_tx fail (%d)!\n", __FUNCTION__, result);
return -1;
}
if(SPRDFB_MIPI_MODE_VIDEO == mipi->work_mode){
dsi_dpi_init(dev->panel);
}
return 0;
}
