The "simple" OF glue layer for the Designware USB3 core enables
all refernced clocks. These need to be need to be implemented
otherwise the driver fails to probe. A dummy implementation
that simply returns success is sufficient since the RK3399 comes
out of reset with all clock gates open.
Signed-off-by: Mark Kettenis <kette...@openbsd.org>
---
drivers/clk/rockchip/clk_rk3399.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/drivers/clk/rockchip/clk_rk3399.c
b/drivers/clk/rockchip/clk_rk3399.c
index 79007b8682..d9950c159b 100644
--- a/drivers/clk/rockchip/clk_rk3399.c
+++ b/drivers/clk/rockchip/clk_rk3399.c
@@ -1080,6 +1080,18 @@ static int rk3399_clk_enable(struct clk *clk)
case PCLK_GMAC:
/* Required to successfully probe the Designware GMAC driver */
return 0;
+
+ case SCLK_USB3OTG0_REF:
+ case SCLK_USB3OTG1_REF:
+ case SCLK_USB3OTG0_SUSPEND:
+ case SCLK_USB3OTG1_SUSPEND:
+ case ACLK_USB3OTG0:
+ case ACLK_USB3OTG1:
+ case ACLK_USB3_RKSOC_AXI_PERF:
+ case ACLK_USB3:
+ case ACLK_USB3_GRF:
+ /* Required to successfully probe the Designware USB3 driver */
+ return 0;
}
debug("%s: unsupported clk %ld\n", __func__, clk->id);
--
2.21.0
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