D60893.1794708143.diff
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	diff --git a/sys/dev/sdhci/sdhci_fdt_rockchip.c b/sys/dev/sdhci/sdhci_fdt_rockchip.c
	--- a/sys/dev/sdhci/sdhci_fdt_rockchip.c
	+++ b/sys/dev/sdhci/sdhci_fdt_rockchip.c
	@@ -177,7 +177,16 @@
	clock = 375000;

	if (clock) {
	- clk_set_freq(sc->clk_core, clock, 0);
	+ /*
	+ * The divider of the controller is not functional, the
	+ * card clock is the rate of the core clock.
	+ */
	+ i = clk_set_freq(sc->clk_core, clock,
	+ CLK_SET_ROUND_DOWN);
	+ if (i != 0 && bootverbose)
	+ device_printf(dev,
	+ "cannot set the core clock to %d Hz: %d\n",
	+ clock, i);

	if (clock <= 52000000) {
	bus_write_4(sc->mem_res[slot->num],