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clk: qcom: x1e80100-dispcc: Add USB4 router link resets

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The router link clock branches also feature some reset logic, which is
required to properly power sequence the hardware for DP tunneling over
USB4.

Describe these missing resets.

Signed-off-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Reviewed-by: Taniya Das <taniya.das@oss.qualcomm.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20251118-topic-usb4_x1e_dispcc-v1-2-14c68d842c71@oss.qualcomm.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
This commit is contained in:
Konrad Dybcio
2025-11-18 18:33:12 +01:00
committed by Bjorn Andersson
parent c84b824d3a
commit 3664282f33
1 changed files with 3 additions and 0 deletions
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3
drivers/clk/qcom/dispcc-x1e80100.c
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@@ -1618,6 +1618,9 @@ static struct clk_regmap *disp_cc_x1e80100_clocks[] = {
static const struct qcom_reset_map disp_cc_x1e80100_resets[] = {
[DISP_CC_MDSS_CORE_BCR] = { 0x8000 },
[DISP_CC_MDSS_DPTX0_USB_ROUTER_LINK_INTF_CLK_ARES] = { .reg = 0x8044, .bit = 2 },
[DISP_CC_MDSS_DPTX1_USB_ROUTER_LINK_INTF_CLK_ARES] = { .reg = 0x8068, .bit = 2 },
[DISP_CC_MDSS_DPTX2_USB_ROUTER_LINK_INTF_CLK_ARES] = { .reg = 0x8088, .bit = 2 },
[DISP_CC_MDSS_CORE_INT2_BCR] = { 0xa000 },
[DISP_CC_MDSS_RSCC_BCR] = { 0xc000 },
};