linux-kernel - [PATCH 4/5] clk: qcom: camcc-milos: Declare icc path dependency for CAMSS_TOP

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Message-Id: <20260116-milos-camcc-icc-v1-4-400b7fcd156a@fairphone.com>
Date: Fri, 16 Jan 2026 14:17:23 +0100
From: Luca Weiss <luca.weiss@...rphone.com>
To: Georgi Djakov <djakov@...nel.org>, 
 Bjorn Andersson <andersson@...nel.org>, 
 Michael Turquette <mturquette@...libre.com>, 
 Stephen Boyd <sboyd@...nel.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Konrad Dybcio <konradybcio@...nel.org>
Cc: ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org, 
 linux-pm@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org, 
 devicetree@...r.kernel.org, Luca Weiss <luca.weiss@...rphone.com>
Subject: [PATCH 4/5] clk: qcom: camcc-milos: Declare icc path dependency
 for CAMSS_TOP_GDSC

This GDSC requires an interconnect path to be enabled, otherwise the
GDSC will be stuck on 'off' and can't be enabled.

Signed-off-by: Luca Weiss <luca.weiss@...rphone.com>
---
 drivers/clk/qcom/camcc-milos.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/clk/qcom/camcc-milos.c b/drivers/clk/qcom/camcc-milos.c
index 0077c9c9249f..45e68165a2f0 100644
--- a/drivers/clk/qcom/camcc-milos.c
+++ b/drivers/clk/qcom/camcc-milos.c
@@ -30,6 +30,11 @@ enum {
 	DT_IFACE,
 };
 
+/* Need to match the order of interconnects in DT binding */
+enum {
+	DT_ICC_TOP_GDSC,
+};
+
 enum {
 	P_BI_TCXO,
 	P_CAM_CC_PLL0_OUT_EVEN,
@@ -1971,6 +1976,8 @@ static struct gdsc cam_cc_camss_top_gdsc = {
 	},
 	.pwrsts = PWRSTS_OFF_ON,
 	.flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE,
+	.needs_icc = true,
+	.icc_path_index = DT_ICC_TOP_GDSC,
 };
 
 static struct clk_regmap *cam_cc_milos_clocks[] = {

-- 
2.52.0