fix(debug): fix debug uart pro v2

huangcm

2025-07-17 bb8fc6a4aed8cd6181f0a51e6931d8be21011a60

fix(debug): fix debug uart pro v2

 longan/kernel/linux-4.9/drivers/tty/serial/sunxi-uart.c
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@@ -1880,6 +1880,10 @@
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 	pdev->dev.init_name = sw_uport->name;
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 	pdev->dev.platform_data = sw_uport->pdata;
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+    if( pdev->id == 0) {
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+        msleep(50); // for uart0 boot pro
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+    }
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+
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 	snprintf(uart_para, sizeof(uart_para), "uart%d_regulator", pdev->id);
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 	ret = of_property_read_string(np, uart_para, &uart_string);
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 	if (ret)
 longan/kernel/linux-4.9/drivers/video/fbdev/sunxi/disp2/disp/de/disp_lcd.c
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@@ -642,7 +642,6 @@
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 	else
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 		lcd_rate_set = pll_rate_set;
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-    msleep(100);
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 	clk_set_rate(lcdp->clk, lcd_rate_set);
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 	lcd_rate_set = clk_get_rate(lcdp->clk);
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 	if (lcdp->panel_info.lcd_if == LCD_IF_DSI) {