鲁老师 发表于 2017-5-20 10:35:52

RK3288 双屏异显(不同分辨率) 关于FB的问题,想请教

我在RK3288的5.1的SDK里面,打了双屏异显示的PATCH,调试不同分辨率的两个屏,但是发现FRAMEBUFFER还是只有一个,能有人帮忙给点指导意见吗,下面是我的LOG。
[    0.652667] rk3288-lcdc lcdc0: lcdc0: dclk:43200000>>fps:17
[    0.652873] rk32-edp rk32-edp: edp pll locked
[    0.653510] rk32-edp rk32-edp: max link rate:2.70Gps max number of lanes:2
[    0.656495] rk32-edp rk32-edp: link training success.
[    0.755120] rk32-edp rk32-edp: Timeout of video streamclk ok
[    0.755135] rk32-edp rk32-edp: unable to config video
[    0.779802] rk3288-lcdc lcdc0: wakeup from standby!
[    0.779814] lmm rk_fb_alloc_buffer
[    0.779824] lmm fb_mem_size =25165824
[    0.812507] alloc_buffer:ion_phy_addr=0x58000000
[    0.825079] fb0:phy:58000000>>vir:df991000>>len:0x1800000

鲁老师 发表于 2017-5-20 10:36:38

[    0.652667] rk3288-lcdc lcdc0: lcdc0: dclk:43200000>>fps:17
[    0.652873] rk32-edp rk32-edp: edp pll locked
[    0.653510] rk32-edp rk32-edp: max link rate:2.70Gps max number of lanes:2
[    0.656495] rk32-edp rk32-edp: link training success.
[    0.755120] rk32-edp rk32-edp: Timeout of video streamclk ok
[    0.755135] rk32-edp rk32-edp: unable to config video
[    0.779802] rk3288-lcdc lcdc0: wakeup from standby!
[    0.779814] lmm rk_fb_alloc_buffer
[    0.779824] lmm fb_mem_size =25165824
[    0.812507] alloc_buffer:ion_phy_addr=0x58000000
[    0.825079] fb0:phy:58000000>>vir:df991000>>len:0x1800000
[    0.825100] rk3288-lcdc lcdc0: lcdc0 probe ok, iommu disabled
[    0.825543] graphics fb4: rockchip framebuffer registerd:fb4
[    0.825874] graphics fb5: rockchip framebuffer registerd:fb5
[    0.826058] graphics fb6: rockchip framebuffer registerd:fb6
[    0.826237] graphics fb7: rockchip framebuffer registerd:fb7
[    0.846246] rk3288-lcdc lcdc1: lcdc1: dclk:31200000>>fps:35
[    0.846270] rk3288-lcdc lcdc1: wakeup from standby!
[    0.846283] lmm rk_fb_alloc_buffer
[    0.846295] fb4:phy:58000000>>vir:df991000>>len:0x1800000
[    0.846324] rk3288-lcdc lcdc1: lcdc1 probe ok, iommu disabled



附上完整代码。

2881026363 发表于 2017-6-30 09:17:48

我也在做,mipi+hdmi,你做好了吗?

loading 发表于 2017-7-1 13:09:00

怎么样的双屏接口,或许你该把dts 配置发上来看看
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