fix(longan): fix rgb pro & debug uart pro

huangcm

2025-07-03 c26084b3642f262f858535ab4e46c1e9b520d3a1

 longan/kernel/linux-4.9/drivers/video/fbdev/sunxi/disp2/disp/de/disp_lcd.c
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@@ -558,7 +558,7 @@
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 	memset(&clk_info, 0, sizeof(struct lcd_clk_info));
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 	disp_al_lcd_get_clk_info(lcd->hwdev_index, &clk_info,
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 				 &lcdp->panel_info);
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-
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+    printk("kickpi %s:%d \n", __func__, __LINE__);
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 	if (!lcdp->clk || !(&lcdp->panel_info)) {
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 		DE_WRN("NULL clk or panel_info!\n");
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 		goto OUT;
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@@ -613,6 +613,7 @@
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 		clk_info.tcon_div = lcdp->panel_info.lcd_tcon_div;
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 	disp_al_lcd_get_clk_info(lcd->hwdev_index, &clk_info,
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 				 &lcdp->panel_info);
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+    printk("kickpi %s:%d \n", __func__, __LINE__);
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 	dclk_rate = lcdp->panel_info.lcd_dclk_freq * 1000000;	/* Mhz -> hz */
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 	if (lcdp->panel_info.lcd_if == LCD_IF_DSI) {
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 		lcd_rate = dclk_rate * clk_info.dsi_div;
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@@ -641,6 +642,7 @@
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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) {