#endif
#ifdef CONFIG_RK_3288_DSI_UBOOT
-#define MIPI_SCREEN_DBG(x...) //printf(x)
+#define MIPI_SCREEN_DBG(x...) /* printf(x) */
#elif defined CONFIG_LCD_MIPI
-#define MIPI_SCREEN_DBG(x...) //printk(KERN_ERR x)
+#define MIPI_SCREEN_DBG(x...) /* printk(KERN_ERR x) */
#else
-#define MIPI_SCREEN_DBG(x...)
+#define MIPI_SCREEN_DBG(x...)
#endif
#ifdef CONFIG_RK_3288_DSI_UBOOT
DECLARE_GLOBAL_DATA_PTR;
#define msleep(a) udelay(a * 1000)
-#define printk(x...) //printf(x)
+#define printk(x...) /* printf(x) */
#endif
static struct mipi_screen *gmipi_screen;
static void rk_mipi_screen_pwr_disable(struct mipi_screen *screen)
-{
- if(screen->lcd_en_gpio != INVALID_GPIO){
+{
+ if (screen->lcd_en_gpio != INVALID_GPIO) {
gpio_direction_output(screen->lcd_en_gpio, !screen->lcd_en_atv_val);
msleep(screen->lcd_en_delay);
- }
- else{
+ } else{
MIPI_SCREEN_DBG("lcd_en_gpio is null");
}
-
- if(screen->lcd_rst_gpio != INVALID_GPIO){
+
+ if (screen->lcd_rst_gpio != INVALID_GPIO) {
gpio_direction_output(screen->lcd_rst_gpio, !screen->lcd_rst_atv_val);
msleep(screen->lcd_rst_delay);
- }
- else{
+ } else {
MIPI_SCREEN_DBG("lcd_rst_gpio is null");
- }
+ }
}
static void rk_mipi_screen_pwr_enable(struct mipi_screen *screen)
-{
-
- if(screen->lcd_en_gpio != INVALID_GPIO){
+{
+ if (screen->lcd_en_gpio != INVALID_GPIO) {
gpio_direction_output(screen->lcd_en_gpio, !screen->lcd_en_atv_val);
msleep(screen->lcd_en_delay);
gpio_direction_output(screen->lcd_en_gpio, screen->lcd_en_atv_val);
msleep(screen->lcd_en_delay);
- }
- else
+ } else
MIPI_SCREEN_DBG("lcd_en_gpio is null\n");
-
- if(screen->lcd_rst_gpio != INVALID_GPIO){
+
+ if (screen->lcd_rst_gpio != INVALID_GPIO) {
gpio_direction_output(screen->lcd_rst_gpio, !screen->lcd_rst_atv_val);
msleep (screen->lcd_rst_delay);
gpio_direction_output(screen->lcd_rst_gpio, screen->lcd_rst_atv_val);
msleep(screen->lcd_rst_delay);
- }
- else
+ } else
MIPI_SCREEN_DBG("lcd_rst_gpio is null\n");
}
struct list_head *screen_pos;
struct mipi_dcs_cmd_ctr_list *dcs_cmd;
#ifdef CONFIG_RK_3288_DSI_UBOOT
- cmds = calloc(1,0x400);
- if(!cmds) {
+ cmds = calloc(1, 0x400);
+ if (!cmds) {
printf("request cmds fail!\n");
return;
}
#ifdef CONFIG_LCD_MIPI
cmds = kmalloc(0x400, GFP_KERNEL);
- if(!cmds) {
+ if (!cmds) {
printk("request cmds fail!\n");
return ;
}
#endif
-
- list_for_each(screen_pos, &screen->cmdlist_head){
-
+ list_for_each(screen_pos, &screen->cmdlist_head) {
dcs_cmd = list_entry(screen_pos, struct mipi_dcs_cmd_ctr_list, list);
len = dcs_cmd->dcs_cmd.cmd_len + 1;
-
- for( i = 1; i < len ; i++){
+ for (i = 1; i < len ; i++) {
cmds[i] = dcs_cmd->dcs_cmd.cmds[i-1];
}
- MIPI_SCREEN_DBG("dcs_cmd.name:%s\n",dcs_cmd->dcs_cmd.name);
- if(dcs_cmd->dcs_cmd.type == LPDT){
+ MIPI_SCREEN_DBG("dcs_cmd.name:%s\n", dcs_cmd->dcs_cmd.name);
+ if (dcs_cmd->dcs_cmd.type == LPDT) {
cmds[0] = LPDT;
- if(dcs_cmd->dcs_cmd.dsi_id == 0){
- MIPI_SCREEN_DBG("dcs_cmd.dsi_id == 0 line=%d\n",__LINE__);
+ if (dcs_cmd->dcs_cmd.dsi_id == 0) {
+ MIPI_SCREEN_DBG("dcs_cmd.dsi_id == 0 line=%d\n", __LINE__);
dsi_send_packet(0, cmds, len);
- }
- else if (dcs_cmd->dcs_cmd.dsi_id == 1){
- MIPI_SCREEN_DBG("dcs_cmd.dsi_id == 1 line=%d\n",__LINE__);
+ } else if (dcs_cmd->dcs_cmd.dsi_id == 1) {
+ MIPI_SCREEN_DBG("dcs_cmd.dsi_id == 1 line=%d\n", __LINE__);
dsi_send_packet(1, cmds, len);
- }
- else if (dcs_cmd->dcs_cmd.dsi_id == 2){
- MIPI_SCREEN_DBG("dcs_cmd.dsi_id == 2 line=%d\n",__LINE__);
+ } else if (dcs_cmd->dcs_cmd.dsi_id == 2) {
+ MIPI_SCREEN_DBG("dcs_cmd.dsi_id == 2 line=%d\n", __LINE__);
dsi_send_packet(0, cmds, len);
dsi_send_packet(1, cmds, len);
- }
- else{
- MIPI_SCREEN_DBG("dsi is err.\n");
+ } else {
+ MIPI_SCREEN_DBG("dsi is err.\n");
}
msleep(dcs_cmd->dcs_cmd.delay);
-
- }
- else if(dcs_cmd->dcs_cmd.type == HSDT){
+ } else if (dcs_cmd->dcs_cmd.type == HSDT) {
cmds[0] = HSDT;
- if(dcs_cmd->dcs_cmd.dsi_id == 0){
-
- MIPI_SCREEN_DBG("dcs_cmd.dsi_id == 0 line=%d\n",__LINE__);
+ if (dcs_cmd->dcs_cmd.dsi_id == 0) {
+ MIPI_SCREEN_DBG("dcs_cmd.dsi_id == 0 line=%d\n", __LINE__);
dsi_send_packet(0, cmds, len);
- }
- else if (dcs_cmd->dcs_cmd.dsi_id == 1){
-
- MIPI_SCREEN_DBG("dcs_cmd.dsi_id == 1 line=%d\n",__LINE__);
+ } else if (dcs_cmd->dcs_cmd.dsi_id == 1) {
+ MIPI_SCREEN_DBG("dcs_cmd.dsi_id == 1 line=%d\n", __LINE__);
dsi_send_packet(1, cmds, len);
- }
- else if (dcs_cmd->dcs_cmd.dsi_id == 2){
- MIPI_SCREEN_DBG("dcs_cmd.dsi_id == 2 line=%d\n",__LINE__);
+ } else if (dcs_cmd->dcs_cmd.dsi_id == 2) {
+ MIPI_SCREEN_DBG("dcs_cmd.dsi_id == 2 line=%d\n", __LINE__);
dsi_send_packet(0, cmds, len);
dsi_send_packet(1, cmds, len);
- }
- else{
+ } else {
MIPI_SCREEN_DBG("dsi is err.");
}
msleep(dcs_cmd->dcs_cmd.delay);
-
- }
- else
- MIPI_SCREEN_DBG("cmd type err.\n");
+ } else
+ MIPI_SCREEN_DBG("cmd type err.\n");
}
#ifdef CONFIG_RK_3288_DSI_UBOOT
#ifdef CONFIG_LCD_MIPI
kfree(cmds);
#endif
-
}
-int rk_mipi_screen(void)
+int rk_mipi_screen(void)
{
u8 dcs[16] = {0}, rk_dsi_num;
rk_dsi_num = gmipi_screen->mipi_dsi_num;
- if(gmipi_screen->screen_init == 0){
+ if (gmipi_screen->screen_init == 0) {
rk_mipi_screen_pwr_enable(gmipi_screen);
-
- dsi_enable_hs_clk(0,1);
- if(rk_dsi_num == 2){
+ dsi_enable_hs_clk(0, 1);
+ if (rk_dsi_num == 2) {
dsi_enable_hs_clk(1, 1);
}
-
- dsi_enable_video_mode(0,0);
- if(rk_dsi_num == 2){
- dsi_enable_video_mode(1,0);
- }
-
+
+ dsi_enable_video_mode(0, 0);
+ if (rk_dsi_num == 2) {
+ dsi_enable_video_mode(1, 0);
+ }
+
dsi_enable_command_mode(0, 1);
- if(rk_dsi_num == 2){
+ if (rk_dsi_num == 2) {
dsi_enable_command_mode(1, 1);
- }
-
+ }
+
dcs[0] = LPDT;
dcs[1] = DTYPE_DCS_SWRITE_0P;
- dcs[2] = dcs_exit_sleep_mode;
+ dcs[2] = dcs_exit_sleep_mode;
dsi_send_packet(0, dcs, 3);
- if(rk_dsi_num ==2)
+ if (rk_dsi_num == 2)
dsi_send_packet(1, dcs, 3);
-
+
msleep(20);
-
+
dcs[0] = LPDT;
dcs[1] = DTYPE_DCS_SWRITE_0P;
- dcs[2] = dcs_set_display_on;
+ dcs[2] = dcs_set_display_on;
dsi_send_packet(0, dcs, 3);
- if(rk_dsi_num ==2)
- dsi_send_packet(1, dcs, 3);
+ if (rk_dsi_num == 2)
+ dsi_send_packet(1, dcs, 3);
msleep(20);
-
- dsi_enable_command_mode(0,0);
- if(rk_dsi_num == 2){
- dsi_enable_command_mode(1,0);
- }
-
- dsi_enable_video_mode(0,1);
- if(rk_dsi_num == 2){
- dsi_enable_video_mode(1,1);
- }
- }
- else{
+
+ dsi_enable_command_mode(0, 0);
+ if (rk_dsi_num == 2) {
+ dsi_enable_command_mode(1, 0);
+ }
+
+ dsi_enable_video_mode(0, 1);
+ if (rk_dsi_num == 2) {
+ dsi_enable_video_mode(1, 1);
+ }
+ } else {
rk_mipi_screen_pwr_enable(gmipi_screen);
- dsi_enable_hs_clk(0,1);
- if(rk_dsi_num == 2){
+ dsi_enable_hs_clk(0, 1);
+ if (rk_dsi_num == 2) {
dsi_enable_hs_clk(1, 1);
}
- dsi_enable_video_mode(0,0);
- if(rk_dsi_num == 2){
- dsi_enable_video_mode(1,0);
- }
-
+ dsi_enable_video_mode(0, 0);
+ if (rk_dsi_num == 2) {
+ dsi_enable_video_mode(1, 0);
+ }
+
dsi_enable_command_mode(0, 1);
- if(rk_dsi_num == 2){
+ if (rk_dsi_num == 2) {
dsi_enable_command_mode(1, 1);
- }
+ }
rk_mipi_screen_cmd_init(gmipi_screen);
- dsi_enable_command_mode(0,0);
- if(rk_dsi_num == 2){
- dsi_enable_command_mode(1,0);
- }
+ dsi_enable_command_mode(0, 0);
+ if (rk_dsi_num == 2) {
+ dsi_enable_command_mode(1, 0);
+ }
- dsi_enable_video_mode(0,1);
- if(rk_dsi_num == 2){
- dsi_enable_video_mode(1,1);
- }
+ dsi_enable_video_mode(0, 1);
+ if (rk_dsi_num == 2) {
+ dsi_enable_video_mode(1, 1);
+ }
}
-
+
MIPI_SCREEN_DBG("++++++++++++++++%s:%d\n", __func__, __LINE__);
return 0;
}
-int rk_mipi_screen_standby(u8 enable)
+int rk_mipi_screen_standby(u8 enable)
{
u8 dcs[16] = {0}, rk_dsi_num;
rk_dsi_num = gmipi_screen->mipi_dsi_num;
- if(dsi_is_active(0) != 1)
+ if (dsi_is_active(0) != 1)
return -1;
-
- if(rk_dsi_num ==2)
- if((dsi_is_active(0) != 1) ||(dsi_is_active(1) != 1))
+
+ if (rk_dsi_num == 2)
+ if ((dsi_is_active(0) != 1) || (dsi_is_active(1) != 1))
return -1;
-
- if(enable) {
- /*below is changeable*/
+
+ if (enable) {
+ /* below is changeable */
dcs[0] = LPDT;
dcs[1] = DTYPE_DCS_SWRITE_0P;
- dcs[2] = dcs_set_display_off;
+ dcs[2] = dcs_set_display_off;
dsi_send_packet(0, dcs, 3);
- if(rk_dsi_num ==2)
+ if (rk_dsi_num == 2)
dsi_send_packet(1, dcs, 3);
-
+
msleep(30);
-
+
dcs[0] = LPDT;
dcs[1] = DTYPE_DCS_SWRITE_0P;
- dcs[2] = dcs_enter_sleep_mode;
+ dcs[2] = dcs_enter_sleep_mode;
dsi_send_packet(0, dcs, 3);
- if(rk_dsi_num ==2)
- dsi_send_packet(1, dcs, 3);
+ if (rk_dsi_num == 2)
+ dsi_send_packet(1, dcs, 3);
msleep(100);
rk_mipi_screen_pwr_disable(gmipi_screen);
MIPI_SCREEN_DBG("++++enable++++++++++++%s:%d\n", __func__, __LINE__);
- }
- else {
+ } else {
rk_mipi_screen();
}
- return 0;
+ return 0;
}
#ifdef CONFIG_LCD_MIPI
static int rk_mipi_screen_init_dt(struct mipi_screen *screen)
{
struct device_node *childnode, *grandchildnode, *root;
- struct mipi_dcs_cmd_ctr_list *dcs_cmd;
+ struct mipi_dcs_cmd_ctr_list *dcs_cmd;
struct list_head *pos;
struct property *prop;
enum of_gpio_flags flags;
u32 value, i, debug, gpio, ret, cmds[25], length;
memset(screen, 0, sizeof(*screen));
-
+
INIT_LIST_HEAD(&screen->cmdlist_head);
childnode = of_find_node_by_name(NULL, "mipi_dsi_init");
- if(!childnode ){
+ if (!childnode) {
MIPI_SCREEN_DBG("%s: Can not get child => mipi_init.\n", __func__);
- }
- else{
+ } else {
ret = of_property_read_u32(childnode, "rockchip,screen_init", &value);
if (ret) {
MIPI_SCREEN_DBG("%s: Can not read property: screen_init.\n", __func__);
- }
- else {
- if((value != 0) && (value != 1) ){
+ } else {
+ if ((value != 0) && (value != 1)) {
printk("err: rockchip,mipi_dsi_init not match.\n");
return -1;
- }else
+ } else
screen->screen_init = value ;
-
- MIPI_SCREEN_DBG("%s: lcd->screen_init = %d.\n", __func__, screen->screen_init );
+
+ MIPI_SCREEN_DBG("%s: lcd->screen_init = %d.\n", __func__, screen->screen_init);
}
-
+
ret = of_property_read_u32(childnode, "rockchip,dsi_lane", &value);
if (ret) {
MIPI_SCREEN_DBG("%s: Can not read property: dsi_lane.\n", __func__);
} else {
screen->dsi_lane = value;
- MIPI_SCREEN_DBG("%s: mipi_lcd->dsi_lane = %d.\n", __func__, screen->dsi_lane );
- }
-
+ MIPI_SCREEN_DBG("%s: mipi_lcd->dsi_lane = %d.\n", __func__, screen->dsi_lane);
+ }
+
ret = of_property_read_u32(childnode, "rockchip,dsi_hs_clk", &value);
if (ret) {
MIPI_SCREEN_DBG("%s: Can not read property: dsi_hs_clk.\n", __func__);
} else {
- if((value <= 90) || (value >= 1500)){
+ if ((value <= 90) || (value >= 1500)) {
printk("err: rockchip,hs_tx_clk not match.");
return -1;
- }else
+ } else {
screen->hs_tx_clk = value*MHz;
-
- MIPI_SCREEN_DBG("%s: lcd->screen->hs_tx_clk = %d.\n", __func__, screen->hs_tx_clk );
- }
-
+ }
+
+ MIPI_SCREEN_DBG("%s: lcd->screen->hs_tx_clk = %d.\n", __func__, screen->hs_tx_clk);
+ }
+
ret = of_property_read_u32(childnode, "rockchip,mipi_dsi_num", &value);
if (ret) {
- MIPI_SCREEN_DBG("%s: Can not read property: mipi_dsi_num.\n", __func__);
+ MIPI_SCREEN_DBG("%s: Can not read property: mipi_dsi_num.\n", __func__);
} else {
- if((value != 1) && (value != 2) ){
+ if ((value != 1) && (value != 2)) {
printk("err: rockchip,mipi_dsi_num not match.\n");
return -1;
- }
- else
+ } else {
screen->mipi_dsi_num = value ;
-
- MIPI_SCREEN_DBG("%s: lcd->screen.mipi_dsi_num = %d.\n", __func__, screen->mipi_dsi_num );
- }
+ }
+
+ MIPI_SCREEN_DBG("%s: lcd->screen.mipi_dsi_num = %d.\n", __func__, screen->mipi_dsi_num);
+ }
}
childnode = of_find_node_by_name(NULL, "mipi_power_ctr");
- if(!childnode ){
+ if (!childnode) {
screen->lcd_rst_gpio = INVALID_GPIO;
screen->lcd_en_gpio = INVALID_GPIO;
MIPI_SCREEN_DBG("%s: Can not get child => mipi_power_ctr.\n", __func__);
- }
- else{
+ } else {
grandchildnode = of_get_child_by_name(childnode, "mipi_lcd_rst");
- if (!grandchildnode){
+ if (!grandchildnode) {
screen->lcd_rst_gpio = INVALID_GPIO;
MIPI_SCREEN_DBG("%s: Can not read property: mipi_lcd_rst.\n", __func__);
- }
- else{
+ } else {
ret = of_property_read_u32(grandchildnode, "rockchip,delay", &value);
- if (ret){
+ if (ret) {
MIPI_SCREEN_DBG("%s: Can not read property: delay.\n", __func__);
- }
- else {
+ } else {
screen->lcd_rst_delay = value;
- MIPI_SCREEN_DBG("%s: lcd->screen->lcd_rst_delay = %d.\n", __func__, screen->lcd_rst_delay );
- }
-
+ MIPI_SCREEN_DBG("%s: lcd->screen->lcd_rst_delay = %d.\n", __func__, screen->lcd_rst_delay);
+ }
+
gpio = of_get_named_gpio_flags(grandchildnode, "rockchip,gpios", 0, &flags);
- if (!gpio_is_valid(gpio)){
+ if (!gpio_is_valid(gpio)) {
MIPI_SCREEN_DBG("rest: Can not read property: %s->gpios.\n", __func__);
- }
-
- ret = gpio_request(gpio,"mipi_lcd_rst");
+ }
+
+ ret = gpio_request(gpio, "mipi_lcd_rst");
if (ret) {
screen->lcd_rst_gpio = INVALID_GPIO;
- MIPI_SCREEN_DBG("request mipi_lcd_rst gpio fail:%d\n",gpio);
+ MIPI_SCREEN_DBG("request mipi_lcd_rst gpio fail:%d\n", gpio);
return -1;
}
-
+
screen->lcd_rst_gpio = gpio;
- screen->lcd_rst_atv_val = (flags == GPIO_ACTIVE_HIGH)? 1:0;
-
- MIPI_SCREEN_DBG("lcd->lcd_rst_gpio=%d,dsi->lcd_rst_atv_val=%d\n",screen->lcd_rst_gpio,screen->lcd_rst_atv_val);
- }
+ screen->lcd_rst_atv_val = (flags == GPIO_ACTIVE_HIGH) ? 1:0;
+
+ MIPI_SCREEN_DBG("lcd->lcd_rst_gpio=%d,dsi->lcd_rst_atv_val=%d\n", screen->lcd_rst_gpio, screen->lcd_rst_atv_val);
+ }
grandchildnode = of_get_child_by_name(childnode, "mipi_lcd_en");
- if (!grandchildnode){
+ if (!grandchildnode) {
screen->lcd_en_gpio = INVALID_GPIO;
MIPI_SCREEN_DBG("%s: Can not read property: mipi_lcd_en.\n", __func__);
- }
- else {
+ } else {
ret = of_property_read_u32(grandchildnode, "rockchip,delay", &value);
- if (ret){
+ if (ret) {
MIPI_SCREEN_DBG("%s: Can not read property: mipi_lcd_en-delay.\n", __func__);
- }
- else {
+ } else {
screen->lcd_en_delay = value;
- MIPI_SCREEN_DBG("%s: lcd->screen.lcd_en_delay = %d.\n", __func__, screen->lcd_en_delay );
- }
-
+ MIPI_SCREEN_DBG("%s: lcd->screen.lcd_en_delay = %d.\n", __func__, screen->lcd_en_delay);
+ }
+
gpio = of_get_named_gpio_flags(grandchildnode, "rockchip,gpios", 0, &flags);
- if (!gpio_is_valid(gpio)){
+ if (!gpio_is_valid(gpio)) {
MIPI_SCREEN_DBG("rest: Can not read property: %s->gpios.\n", __func__);
}
- ret = gpio_request(gpio,"mipi_lcd_en");
+ ret = gpio_request(gpio, "mipi_lcd_en");
if (ret) {
screen->lcd_en_gpio = INVALID_GPIO;
- MIPI_SCREEN_DBG("request mipi_lcd_en gpio fail:%d\n",gpio);
+ MIPI_SCREEN_DBG("request mipi_lcd_en gpio fail:%d\n", gpio);
return -1;
}
screen->lcd_en_gpio = gpio;
- screen->lcd_en_atv_val= (flags == GPIO_ACTIVE_HIGH)? 1:0;
- MIPI_SCREEN_DBG("dsi->lcd_en_gpio=%d, dsi->screen.lcd_en_atv_val=%d\n",screen->lcd_en_gpio,screen->lcd_en_atv_val);
+ screen->lcd_en_atv_val = (flags == GPIO_ACTIVE_HIGH) ? 1:0;
+ MIPI_SCREEN_DBG("dsi->lcd_en_gpio=%d, dsi->screen.lcd_en_atv_val=%d\n", screen->lcd_en_gpio, screen->lcd_en_atv_val);
}
}
- root= of_find_node_by_name(NULL,"screen-on-cmds");
+ root = of_find_node_by_name(NULL, "screen-on-cmds");
if (!root) {
- MIPI_SCREEN_DBG("can't find screen-on-cmds node\n");
- }
- else{
- for_each_child_of_node(root, childnode){
+ MIPI_SCREEN_DBG("can't find screen-on-cmds node\n");
+ } else {
+ for_each_child_of_node(root, childnode) {
dcs_cmd = kmalloc(sizeof(struct mipi_dcs_cmd_ctr_list), GFP_KERNEL);
strcpy(dcs_cmd->dcs_cmd.name, childnode->name);
-
+
prop = of_find_property(childnode, "rockchip,cmd", &length);
- if (!prop){
+ if (!prop) {
MIPI_SCREEN_DBG("Can not read property: cmds\n");
return -EINVAL;
}
- MIPI_SCREEN_DBG("\n childnode->name =%s:length=%d\n",childnode->name,(length / sizeof(u32)));
-
+ MIPI_SCREEN_DBG("\n childnode->name =%s:length=%d\n", childnode->name, (length / sizeof(u32)));
+
ret = of_property_read_u32_array(childnode, "rockchip,cmd", cmds, (length / sizeof(u32)));
- if(ret < 0) {
- MIPI_SCREEN_DBG("%s: Can not read property: %s--->cmds\n", __func__,childnode->name);
+ if (ret < 0) {
+ MIPI_SCREEN_DBG("%s: Can not read property: %s--->cmds\n", __func__, childnode->name);
return ret;
- }
- else{
- dcs_cmd->dcs_cmd.cmd_len = length / sizeof(u32) ;
-
- for(i = 0; i < (length / sizeof(u32)); i++){
- MIPI_SCREEN_DBG("cmd[%d]=%02x£¬",i+1,cmds[i]);
+ } else {
+ dcs_cmd->dcs_cmd.cmd_len = length / sizeof(u32);
+ for (i = 0; i < (length / sizeof(u32)); i++) {
+ MIPI_SCREEN_DBG("cmd[%d]=%02x£¬", i+1, cmds[i]);
dcs_cmd->dcs_cmd.cmds[i] = cmds[i];
}
-
- MIPI_SCREEN_DBG("dcs_cmd->dcs_cmd.cmd_len=%d\n",dcs_cmd->dcs_cmd.cmd_len);
+
+ MIPI_SCREEN_DBG("dcs_cmd->dcs_cmd.cmd_len=%d\n", dcs_cmd->dcs_cmd.cmd_len);
}
ret = of_property_read_u32(childnode, "rockchip,dsi_id", &value);
- if(ret){
- MIPI_SCREEN_DBG("%s: Can not read property: %s--->cmd_type\n", __func__,childnode->name);
- }
- else{
- if(screen->mipi_dsi_num ==1 ){
- if(value != 0) {
+ if (ret) {
+ MIPI_SCREEN_DBG("%s: Can not read property: %s--->cmd_type\n", __func__, childnode->name);
+ } else {
+ if (screen->mipi_dsi_num == 1) {
+ if (value != 0) {
printk("err: rockchip,dsi_id not match.\n");
- }
- else
+ } else {
dcs_cmd->dcs_cmd.dsi_id = value;
- }
- else {
- if((value < 0) || ( value > 2))
+ }
+ } else {
+ if ((value < 0) || (value > 2))
printk("err: rockchip,dsi_id not match.\n");
else
dcs_cmd->dcs_cmd.dsi_id = value;
}
}
-
+
ret = of_property_read_u32(childnode, "rockchip,cmd_type", &value);
- if(ret){
- MIPI_SCREEN_DBG("%s: Can not read property: %s--->cmd_type\n", __func__,childnode->name);
- }
- else{
- if((value != 0) && (value != 1)){
- printk("err: rockchip, cmd_type not match.\n");
- }
- else
- dcs_cmd->dcs_cmd.type = value;
+ if (ret) {
+ MIPI_SCREEN_DBG("%s: Can not read property: %s--->cmd_type\n", __func__, childnode->name);
+ } else {
+ if ((value != 0) && (value != 1)) {
+ printk("err: rockchip, cmd_type not match.\n");
+ } else {
+ dcs_cmd->dcs_cmd.type = value;
+ }
}
ret = of_property_read_u32(childnode, "rockchip,cmd_delay", &value);
- if(ret)
- MIPI_SCREEN_DBG("%s: Can not read property: %s--->cmd_delay\n", __func__,childnode->name);
+ if (ret)
+ MIPI_SCREEN_DBG("%s: Can not read property: %s--->cmd_delay\n", __func__, childnode->name);
else
- dcs_cmd->dcs_cmd.delay = value;
+ dcs_cmd->dcs_cmd.delay = value;
list_add_tail(&dcs_cmd->list, &screen->cmdlist_head);
}
}
ret = of_property_read_u32(root, "rockchip,cmd_debug", &debug);
- if(ret){
+ if (ret) {
MIPI_SCREEN_DBG("%s: Can not read property: rockchip,cmd_debug.\n", __func__);
- }
- else{
+ } else {
if (debug) {
list_for_each(pos, &screen->cmdlist_head) {
dcs_cmd = list_entry(pos, struct mipi_dcs_cmd_ctr_list, list);
printk("\n dcs_name:%s,dcs_type:%d,side_id:%d,cmd_len:%d,delay:%d\n\n",
dcs_cmd->dcs_cmd.name,
- dcs_cmd->dcs_cmd.type,
+ dcs_cmd->dcs_cmd.type,
dcs_cmd->dcs_cmd.dsi_id,
dcs_cmd->dcs_cmd.cmd_len,
dcs_cmd->dcs_cmd.delay);
- for(i=0; i < (dcs_cmd->dcs_cmd.cmd_len) ;i++){
- printk("[%d]=%02x,",i+1,dcs_cmd->dcs_cmd.cmds[i]);
+ for (i = 0; i < (dcs_cmd->dcs_cmd.cmd_len); i++) {
+ printk("[%d]=%02x,", i+1, dcs_cmd->dcs_cmd.cmds[i]);
}
}
- }
- else
+ } else {
MIPI_SCREEN_DBG("---close cmd debug---\n");
+ }
}
- return 0;
+ return 0;
}
#endif
int rk_mipi_get_dsi_num(void)
int rk_mipi_get_dsi_clk(void)
{
- return gmipi_screen->hs_tx_clk;
+ return gmipi_screen->hs_tx_clk;
}
#ifdef CONFIG_LCD_MIPI
EXPORT_SYMBOL(rk_mipi_get_dsi_clk);
#ifdef CONFIG_OF_LIBFDT
static int rk_mipi_screen_init_dt(struct mipi_screen *screen)
{
- struct mipi_dcs_cmd_ctr_list *dcs_cmd;
- u32 i,cmds[20];
- int length;
- int err;
- int node;
- const void *blob;
- struct fdt_gpio_state gpio_val;
- int noffset;
-
- INIT_LIST_HEAD(&screen->cmdlist_head);
-
- blob = gd->fdt_blob;//getenv_hex("fdtaddr", 0);
- node = fdtdec_next_compatible(blob, 0, COMPAT_ROCKCHIP_MIPI_INIT);
- if(node < 0){
- MIPI_SCREEN_DBG("Can not get node of COMPAT_ROCKCHIP_MIPI_INIT\n");
- }
- screen->screen_init = fdtdec_get_int(blob, node, "rockchip,screen_init", -1);
- if(screen->screen_init < 0){
- MIPI_SCREEN_DBG("Can not get screen_init\n");
- }
- screen->dsi_lane = fdtdec_get_int(blob, node, "rockchip,dsi_lane", -1);
- if(screen->dsi_lane < 0){
- MIPI_SCREEN_DBG("Can not get dsi_lane\n");
- }
- screen->hs_tx_clk= fdtdec_get_int(blob, node, "rockchip,dsi_hs_clk", -1);
- if(screen->hs_tx_clk < 0){
- MIPI_SCREEN_DBG("Can not get dsi_hs_clk\n");
- }else{
- screen->hs_tx_clk = screen->hs_tx_clk*MHZ;
- }
- screen->mipi_dsi_num= fdtdec_get_int(blob, node, "rockchip,mipi_dsi_num", -1);
- if(screen->mipi_dsi_num < 0){
- MIPI_SCREEN_DBG("Can't get mipi_dsi_num\n");
- }
- #if 0
- node = fdtdec_next_compatible(blob, 0, COMPAT_ROCKCHIP_MIPI_PWR);
- if(node < 0){
- printf("Can not get node of COMPAT_ROCKCHIP_MIPI_PWR\n");
- }
- #endif
+ struct mipi_dcs_cmd_ctr_list *dcs_cmd;
+ u32 i, cmds[20];
+ int length;
+ int err;
+ int node;
+ const void *blob;
+ struct fdt_gpio_state gpio_val;
+ int noffset;
+
+ INIT_LIST_HEAD(&screen->cmdlist_head);
+
+ blob = gd->fdt_blob; /* getenv_hex("fdtaddr", 0); */
+ node = fdtdec_next_compatible(blob, 0, COMPAT_ROCKCHIP_MIPI_INIT);
+ if (node < 0) {
+ MIPI_SCREEN_DBG("Can not get node of COMPAT_ROCKCHIP_MIPI_INIT\n");
+ }
+ screen->screen_init = fdtdec_get_int(blob, node, "rockchip,screen_init", -1);
+ if (screen->screen_init < 0) {
+ MIPI_SCREEN_DBG("Can not get screen_init\n");
+ }
+ screen->dsi_lane = fdtdec_get_int(blob, node, "rockchip,dsi_lane", -1);
+ if (screen->dsi_lane < 0) {
+ MIPI_SCREEN_DBG("Can not get dsi_lane\n");
+ }
+ screen->hs_tx_clk = fdtdec_get_int(blob, node, "rockchip,dsi_hs_clk", -1);
+ if (screen->hs_tx_clk < 0) {
+ MIPI_SCREEN_DBG("Can not get dsi_hs_clk\n");
+ } else {
+ screen->hs_tx_clk = screen->hs_tx_clk*MHZ;
+ }
+ screen->mipi_dsi_num = fdtdec_get_int(blob, node, "rockchip,mipi_dsi_num", -1);
+ if (screen->mipi_dsi_num < 0) {
+ MIPI_SCREEN_DBG("Can't get mipi_dsi_num\n");
+ }
+#if 0
+ node = fdtdec_next_compatible(blob, 0, COMPAT_ROCKCHIP_MIPI_PWR);
+ if (node < 0) {
+ printf("Can not get node of COMPAT_ROCKCHIP_MIPI_PWR\n");
+ }
+#endif
#if 0
- /*get the lcd rst status*/
-// handle = fdt_getprop_u32_default(blob, "/mipi_power_ctr", "mipi_lcd_rst", -1);
-// node = fdt_node_offset_by_phandle(blob, handle);
- node = fdtdec_next_compatible(blob, 0, COMPAT_ROCKCHIP_MIPI_PWR);
- if(node < 0){
- printf("Can not get node of COMPAT_ROCKCHIP_MIPI_PWR\n");
- }else{
- subnode = fdtdec_next_compatible_subnode(blob, node,
+/*get the lcd rst status
+ handle = fdt_getprop_u32_default(blob, "/mipi_power_ctr", "mipi_lcd_rst", -1);
+ node = fdt_node_offset_by_phandle(blob, handle);
+*/
+ node = fdtdec_next_compatible(blob, 0, COMPAT_ROCKCHIP_MIPI_PWR);
+ if (node < 0) {
+ printf("Can not get node of COMPAT_ROCKCHIP_MIPI_PWR\n");
+ } else {
+ subnode = fdtdec_next_compatible_subnode(blob, node,
COMPAT_ROCKCHIP_MIPI_LCD_RST, &depth);
- if (subnode <=0) {
- screen->lcd_rst_gpio = INVALID_GPIO;
- printf("Can't get pin of mipi_lcd_rst\n");
+ if (subnode <= 0) {
+ screen->lcd_rst_gpio = INVALID_GPIO;
+ printf("Can't get pin of mipi_lcd_rst\n");
+ } else {
+ err = fdtdec_decode_gpio(blob, subnode, "rockchip,gpios", &gpio_val);
+ gpio_val.gpio = rk_gpio_base_to_bank(gpio_val.gpio & RK_GPIO_BANK_MASK) | (gpio_val.gpio & RK_GPIO_PIN_MASK);
+ if (err < 0) {
+ screen->lcd_rst_gpio = INVALID_GPIO;
+ printf("Can't find GPIO rst\n");
+ } else {
+ screen->lcd_rst_gpio = gpio_val.gpio;
+ screen->lcd_rst_atv_val = !(gpio_val.flags & OF_GPIO_ACTIVE_LOW);
+ }
+ screen->lcd_rst_delay = fdtdec_get_int(blob, subnode, "rockchip,delay", -1);
+ if (screen->lcd_rst_delay < 0) {
+ printf("Can't get delay of rst delay\n");
+ }
+ printf("Get lcd rst gpio and delay successfully!\n");
+ }
+ }
+#endif
+ /* get the lcd rst & en status */
+ node = fdtdec_next_compatible(blob, 0, COMPAT_ROCKCHIP_MIPI_PWR);
+ if (node < 0) {
+ MIPI_SCREEN_DBG("Can not get node of COMPAT_ROCKCHIP_MIPI_PWR\n");
} else {
- err = fdtdec_decode_gpio(blob, subnode, "rockchip,gpios", &gpio_val);
- gpio_val.gpio = rk_gpio_base_to_bank(gpio_val.gpio & RK_GPIO_BANK_MASK) | (gpio_val.gpio & RK_GPIO_PIN_MASK);
- if(err < 0){
- screen->lcd_rst_gpio = INVALID_GPIO;
- printf("Can't find GPIO rst\n");
- }else{
- screen->lcd_rst_gpio = gpio_val.gpio;
- screen->lcd_rst_atv_val = !(gpio_val.flags & OF_GPIO_ACTIVE_LOW);
- }
- screen->lcd_rst_delay = fdtdec_get_int(blob, subnode, "rockchip,delay", -1);
- if(screen->lcd_rst_delay < 0){
- printf("Can't get delay of rst delay\n");
- }
- printf("Get lcd rst gpio and delay successfully!\n");
+#if 0
+ noffset = fdt_first_subnode(blob, node);
+ const char *name = fdt_get_name(blob, noffset, NULL);
+ printf("XJH_DEBUG1:%s\n", name);
+ noffset = fdt_next_subnode(blob, noffset);
+ const char *name1 = fdt_get_name(blob, noffset, NULL);
+ printf("XJH_DEBUG2:%s\n", name1);
+#endif
+ for (noffset = fdt_first_subnode(blob, node);
+ noffset >= 0;
+ noffset = fdt_next_subnode(blob, noffset)) {
+ if (0 == fdt_node_check_compatible(blob, noffset, "rockchip,lcd_rst")) {
+ err = fdtdec_decode_gpio(blob, noffset, "rockchip,gpios", &gpio_val);
+ gpio_val.gpio = rk_gpio_base_to_bank(gpio_val.gpio & RK_GPIO_BANK_MASK) | (gpio_val.gpio & RK_GPIO_PIN_MASK);
+ if (err < 0) {
+ screen->lcd_rst_gpio = INVALID_GPIO;
+ MIPI_SCREEN_DBG("Can't find GPIO rst\n");
+ } else {
+ screen->lcd_rst_gpio = gpio_val.gpio;
+ screen->lcd_rst_atv_val = !(gpio_val.flags & OF_GPIO_ACTIVE_LOW);
+ }
+ screen->lcd_rst_delay = fdtdec_get_int(blob, noffset, "rockchip,delay", -1);
+ if (screen->lcd_rst_delay < 0) {
+ MIPI_SCREEN_DBG("Can't get delay of rst delay\n");
+ }
+ MIPI_SCREEN_DBG("Get lcd rst gpio and delay successfully!\n");
+ }
+ if (0 == fdt_node_check_compatible(blob, noffset, "rockchip,lcd_en")) {
+ err = fdtdec_decode_gpio(blob, noffset, "rockchip,gpios", &gpio_val);
+ gpio_val.gpio = rk_gpio_base_to_bank(gpio_val.gpio & RK_GPIO_BANK_MASK) | (gpio_val.gpio & RK_GPIO_PIN_MASK);
+ if (err < 0) {
+ screen->lcd_en_gpio = INVALID_GPIO;
+ MIPI_SCREEN_DBG("Can't find GPIO en\n");
+ } else {
+ screen->lcd_en_gpio = gpio_val.gpio;
+ screen->lcd_en_atv_val = !(gpio_val.flags & OF_GPIO_ACTIVE_LOW);
+ }
+ screen->lcd_en_delay = fdtdec_get_int(blob, noffset, "rockchip,delay", -1);
+ if (screen->lcd_en_delay < 0) {
+ MIPI_SCREEN_DBG("Can't get delay of lcd_en delay\n");
+ }
+ MIPI_SCREEN_DBG("Get lcd en gpio and delay successfully:delay %d!\n", screen->lcd_en_delay);
+ }
+ }
}
- }
- #endif
- /*get the lcd rst & en status*/
- node = fdtdec_next_compatible(blob, 0, COMPAT_ROCKCHIP_MIPI_PWR);
- if(node < 0){
- MIPI_SCREEN_DBG("Can not get node of COMPAT_ROCKCHIP_MIPI_PWR\n");
- }else{
- #if 0
- noffset = fdt_first_subnode(blob,node);
- const char *name = fdt_get_name(blob, noffset, NULL);
- printf("XJH_DEBUG1:%s\n",name);
- noffset = fdt_next_subnode(blob,noffset);
- const char *name1 = fdt_get_name(blob, noffset, NULL);
- printf("XJH_DEBUG2:%s\n",name1);
- #endif
- for (noffset = fdt_first_subnode(blob,node);
- noffset >= 0;
- noffset = fdt_next_subnode(blob, noffset)) {
- if ( 0 == fdt_node_check_compatible(blob, noffset, "rockchip,lcd_rst")){
- err = fdtdec_decode_gpio(blob, noffset, "rockchip,gpios", &gpio_val);
- gpio_val.gpio = rk_gpio_base_to_bank(gpio_val.gpio & RK_GPIO_BANK_MASK) | (gpio_val.gpio & RK_GPIO_PIN_MASK);
- if(err < 0){
- screen->lcd_rst_gpio = INVALID_GPIO;
- MIPI_SCREEN_DBG("Can't find GPIO rst\n");
- }else{
- screen->lcd_rst_gpio = gpio_val.gpio;
- screen->lcd_rst_atv_val = !(gpio_val.flags & OF_GPIO_ACTIVE_LOW);
- }
- screen->lcd_rst_delay = fdtdec_get_int(blob, noffset, "rockchip,delay", -1);
- if(screen->lcd_rst_delay < 0){
- MIPI_SCREEN_DBG("Can't get delay of rst delay\n");
- }
- MIPI_SCREEN_DBG("Get lcd rst gpio and delay successfully!\n");
- }
- if ( 0 == fdt_node_check_compatible(blob, noffset, "rockchip,lcd_en")){
-
- err = fdtdec_decode_gpio(blob, noffset, "rockchip,gpios", &gpio_val);
- gpio_val.gpio = rk_gpio_base_to_bank(gpio_val.gpio & RK_GPIO_BANK_MASK) | (gpio_val.gpio & RK_GPIO_PIN_MASK);
- if(err < 0){
- screen->lcd_en_gpio = INVALID_GPIO;
- MIPI_SCREEN_DBG("Can't find GPIO en\n");
- }else{
- screen->lcd_en_gpio = gpio_val.gpio;
- screen->lcd_en_atv_val = !(gpio_val.flags & OF_GPIO_ACTIVE_LOW);
- }
- screen->lcd_en_delay = fdtdec_get_int(blob, noffset, "rockchip,delay", -1);
- if(screen->lcd_en_delay < 0){
- MIPI_SCREEN_DBG("Can't get delay of lcd_en delay\n");
+
+ /*get the initial command list*/
+ node = fdtdec_next_compatible(blob, 0, COMPAT_ROCKCHIP_MIPI_SONCMDS);
+ if (node < 0) {
+ MIPI_SCREEN_DBG("Can not get node of COMPAT_ROCKCHIP_MIPI_SONCMDS\n");
+ } else {
+ for (noffset = fdt_first_subnode(blob, node);
+ noffset >= 0;
+ noffset = fdt_next_subnode(blob, noffset)) {
+
+ MIPI_SCREEN_DBG("build MIPI LCD init cmd tables\n");
+ /*
+ subnode = fdtdec_next_compatible_subnode(blob, node,
+ COMPAT_ROCKCHIP_MIPI_ONCMDS, &depth);
+ if (noffset < 0)
+ break;
+ */
+ dcs_cmd = calloc(1, sizeof(struct mipi_dcs_cmd_ctr_list));
+ /* node = fdt_node_offset_by_phandle(blob, handle); */
+ strcpy(dcs_cmd->dcs_cmd.name, fdt_get_name(blob, noffset, NULL));
+ MIPI_SCREEN_DBG("%s\n", dcs_cmd->dcs_cmd.name);
+ dcs_cmd->dcs_cmd.type = fdtdec_get_int(blob, noffset, "rockchip,cmd_type", -1);
+ MIPI_SCREEN_DBG("dcs_cmd.type=%02x\n", dcs_cmd->dcs_cmd.type);
+ dcs_cmd->dcs_cmd.dsi_id = fdtdec_get_int(blob, noffset, "rockchip,dsi_id", -1);
+ MIPI_SCREEN_DBG("dcs_cmd.dsi_id=%02x\n", dcs_cmd->dcs_cmd.dsi_id);
+ fdt_getprop(blob, noffset, "rockchip,cmd", &length);
+ dcs_cmd->dcs_cmd.cmd_len = length / sizeof(u32) ;
+ err = fdtdec_get_int_array(blob, noffset, "rockchip,cmd", cmds, dcs_cmd->dcs_cmd.cmd_len);
+ MIPI_SCREEN_DBG("length=%d,cmd_len = %d err = %d\n", length, dcs_cmd->dcs_cmd.cmd_len, err);
+ for (i = 0; i < (length / sizeof(u32)); i++) {
+ MIPI_SCREEN_DBG("cmd[%d]=0x%08x, ", i+1, cmds[i]);
+ dcs_cmd->dcs_cmd.cmds[i] = cmds[i];
+ }
+ MIPI_SCREEN_DBG("\n");
+ dcs_cmd->dcs_cmd.delay = fdtdec_get_int(blob, noffset, "rockchip,cmd_delay", -1);
+ MIPI_SCREEN_DBG("dcs_cmd.delay=%d\n", dcs_cmd->dcs_cmd.delay);
+ list_add_tail(&dcs_cmd->list, &screen->cmdlist_head);
}
- MIPI_SCREEN_DBG("Get lcd en gpio and delay successfully:delay %d!\n",screen->lcd_en_delay);
- }
}
- }
-
- /*get the initial command list*/
- node = fdtdec_next_compatible(blob, 0, COMPAT_ROCKCHIP_MIPI_SONCMDS);
- if(node < 0){
- MIPI_SCREEN_DBG("Can not get node of COMPAT_ROCKCHIP_MIPI_SONCMDS\n");
- }else{
- for (noffset = fdt_first_subnode(blob,node);
- noffset >= 0;
- noffset = fdt_next_subnode(blob, noffset)) {
-
- MIPI_SCREEN_DBG("build MIPI LCD init cmd tables\n");
- // subnode = fdtdec_next_compatible_subnode(blob, node,
- // COMPAT_ROCKCHIP_MIPI_ONCMDS, &depth);
- // if (noffset < 0)
- // break;
- dcs_cmd = calloc(1,sizeof(struct mipi_dcs_cmd_ctr_list));
- //node = fdt_node_offset_by_phandle(blob, handle);
- strcpy(dcs_cmd->dcs_cmd.name, fdt_get_name(blob, noffset, NULL));
- MIPI_SCREEN_DBG("%s\n",dcs_cmd->dcs_cmd.name);
- dcs_cmd->dcs_cmd.type = fdtdec_get_int(blob, noffset, "rockchip,cmd_type", -1);
- MIPI_SCREEN_DBG("dcs_cmd.type=%02x\n",dcs_cmd->dcs_cmd.type);
- dcs_cmd->dcs_cmd.dsi_id = fdtdec_get_int(blob, noffset, "rockchip,dsi_id", -1);
- MIPI_SCREEN_DBG("dcs_cmd.dsi_id=%02x\n",dcs_cmd->dcs_cmd.dsi_id);
- fdt_getprop(blob, noffset, "rockchip,cmd", &length);
- dcs_cmd->dcs_cmd.cmd_len = length / sizeof(u32) ;
- err = fdtdec_get_int_array(blob, noffset, "rockchip,cmd", cmds, dcs_cmd->dcs_cmd.cmd_len);
- MIPI_SCREEN_DBG("length=%d,cmd_len = %d err = %d\n",length,dcs_cmd->dcs_cmd.cmd_len,err);
- for(i = 0; i < (length / sizeof(u32)); i++){
- MIPI_SCREEN_DBG("cmd[%d]=0x%08x, ",i+1,cmds[i]);
- dcs_cmd->dcs_cmd.cmds[i] = cmds[i];
- }
- MIPI_SCREEN_DBG("\n");
- dcs_cmd->dcs_cmd.delay = fdtdec_get_int(blob, noffset, "rockchip,cmd_delay", -1);
- MIPI_SCREEN_DBG("dcs_cmd.delay=%d\n",dcs_cmd->dcs_cmd.delay);
- list_add_tail(&dcs_cmd->list, &screen->cmdlist_head);
- }
- }
-
- return 0;
+ return 0;
}
#endif /* CONFIG_OF_LIBFDT */
int rk_mipi_screen_probe(void)
{
- int ret = 0;
- gmipi_screen = calloc(1, sizeof(struct mipi_screen));
- if(!gmipi_screen) {
+ int ret = 0;
+ gmipi_screen = calloc(1, sizeof(struct mipi_screen));
+ if (!gmipi_screen) {
printf("request struct screen fail!\n");
return -ENOMEM;
}
#ifdef CONFIG_OF_LIBFDT
ret = rk_mipi_screen_init_dt(gmipi_screen);
- if(ret < 0){
+ if (ret < 0) {
printf(" rk_mipi_screen_init_dt fail!\n");
return -1;
}
#endif /* CONFIG_OF_LIBFDT */
-// MIPI_SCREEN_DBG("---rk_mipi_screen_probe--end\n");
-
+ MIPI_SCREEN_DBG("---rk_mipi_screen_probe--end\n");
return 0;
}
#ifdef CONFIG_LCD_MIPI
static int __init rk_mipi_screen_probe(struct platform_device *pdev)
{
- static int ret = 0;
+ static int ret;
gmipi_screen = devm_kzalloc(&pdev->dev, sizeof(struct mipi_screen), GFP_KERNEL);
- if(!gmipi_screen) {
- dev_err(&pdev->dev,"request struct screen fail!\n");
+ if (!gmipi_screen) {
+ dev_err(&pdev->dev, "request struct screen fail!\n");
return -ENOMEM;
}
-
+
ret = rk_mipi_screen_init_dt(gmipi_screen);
- if(ret < 0){
- dev_err(&pdev->dev," rk_mipi_screen_init_dt fail!\n");
+ if (ret < 0) {
+ dev_err(&pdev->dev, " rk_mipi_screen_init_dt fail!\n");
return -1;
}
-
- MIPI_SCREEN_DBG("---rk_mipi_screen_probe--end\n");
+ MIPI_SCREEN_DBG("---rk_mipi_screen_probe--end\n");
return 0;
}
projects / firefly-linux-kernel-4.4.55.git / blobdiff