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Revert "arm64: dts: rockchip: fix audio-supply for Rock Pi 4" #389

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CodeChenL
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This reverts commit 24983f7.

APIO5_VDD is connected to VCC_3V0 [1], this commit causes a spi1 bus driver strength exception [2].

[1] https://dl.radxa.com/rockpi4/docs/hw/rockpi4/4bp/radxa_rock_4bp_v1600_schematic.pdf
[2] https://forum.radxa.com/t/problem-using-i2s-and-spi-on-the-gpio-header-of-the-rock-pi-4b/25390/5

@CodeChenL
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3399是不是要升级6.1了?

@RadxaYuntian
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好像是拿到SDK了吧?
这个修改你对照原理图检查了么?确认输入是对的?我们应该有好几个设备都用这个dtsi

@CodeChenL
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好像是拿到SDK了吧? 这个修改你对照原理图检查了么?确认输入是对的?我们应该有好几个设备都用这个dtsi

对过了,只有4c+是连到VCC_1V8_S0,其他都是VCC_3V0,刚好4c+是独立设备树

@RadxaNaoki
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I will revert the relevant commit in the mainline kernel and check the behavior of the ES8316 codec before and after the revert.

@RadxaYuntian
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You can also test with the SPI flash at higher speeds as mentioned in the email.

@RadxaStephen
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Merged.

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4 participants