Zeby opet problem s CLKREQ (pin 7), ktery potrebujou nektere SOC pres 10k odpor prizemneny (jako napriklad u APU)? Spousta karet ma na ten SMD odpurek pripravene plosky, ale nema je osazene...
Navic jak se divam, tak tenhle signal pouzivaji nejen na PCIe sbernici, ale mimo jine i na USB a dalsi "balast" okolo, takze je mozne, ze to proste neplechu delat bude. Kazdopadne bych tam ten 10k SMD zkusil dat ;)
PS: uz se tu o tom psalo https://www.root.cz/zpravicky/vyrobte-si-vlastni-router-za-50-dolaru/
http://espressobin.net/forums/topic/mini-pcie-slot-not-working/
March 4, 2018 at 9:15 am #1599
I got the mPCIe slot working now. I had to apply this patch to the kernel:
--- drivers/pci/host/pci-aardvark.c 2018-03-02 21:59:56.553041000 +0100
+++ drivers/pci/host/pci-aardvark.c 2018-03-02 22:00:12.083041000 +0100
@@ -307,10 +307,10 @@
PCIE_CORE_CTRL2_TD_ENABLE;
advk_writel(pcie, reg, PCIE_CORE_CTRL2_REG);
- /* Set GEN2 */
+ /* Set GEN1 */
reg = advk_readl(pcie, PCIE_CORE_CTRL0_REG);
reg &= ~PCIE_GEN_SEL_MSK;
- reg |= SPEED_GEN_2;
+ reg |= SPEED_GEN_1;
advk_writel(pcie, reg, PCIE_CORE_CTRL0_REG);
/* Set lane X1 */