linux-kernel - [PATCH 5/5] clk: qcom: dispcc-sm8650: Update the GDSC wait

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Message-Id: <20240621-topic-sm8650-upstream-fix-dispcc-v1-5-7b297dd9fcc1@linaro.org>
Date: Fri, 21 Jun 2024 16:01:18 +0200
From: Neil Armstrong <neil.armstrong@...aro.org>
To: Bjorn Andersson <andersson@...nel.org>, 
 Michael Turquette <mturquette@...libre.com>, 
 Stephen Boyd <sboyd@...nel.org>, Konrad Dybcio <konrad.dybcio@...aro.org>, 
 Taniya Das <quic_tdas@...cinc.com>
Cc: linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org, 
 linux-kernel@...r.kernel.org, Neil Armstrong <neil.armstrong@...aro.org>
Subject: [PATCH 5/5] clk: qcom: dispcc-sm8650: Update the GDSC wait_val
 fields and flags

Update the GDSC wait_val fields and flags as per the default hardware values.
Add the missing POLL_CFG_GDSCR flag.

Fixes: 9e939f008338 ("clk: qcom: add the SM8650 Display Clock Controller driver")
Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
---
 drivers/clk/qcom/dispcc-sm8650.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/drivers/clk/qcom/dispcc-sm8650.c b/drivers/clk/qcom/dispcc-sm8650.c
index d88eebb32575..2da3c11b0c3d 100644
--- a/drivers/clk/qcom/dispcc-sm8650.c
+++ b/drivers/clk/qcom/dispcc-sm8650.c
@@ -1604,20 +1604,26 @@ static struct clk_branch disp_cc_sleep_clk = {
 
 static struct gdsc mdss_gdsc = {
 	.gdscr = 0x9000,
+	.en_rest_wait_val = 0x2,
+	.en_few_wait_val = 0x2,
+	.clk_dis_wait_val = 0xf,
 	.pd = {
 		.name = "mdss_gdsc",
 	},
 	.pwrsts = PWRSTS_OFF_ON,
-	.flags = HW_CTRL | RETAIN_FF_ENABLE,
+	.flags = POLL_CFG_GDSCR | HW_CTRL | RETAIN_FF_ENABLE,
 };
 
 static struct gdsc mdss_int2_gdsc = {
 	.gdscr = 0xb000,
+	.en_rest_wait_val = 0x2,
+	.en_few_wait_val = 0x2,
+	.clk_dis_wait_val = 0xf,
 	.pd = {
 		.name = "mdss_int2_gdsc",
 	},
 	.pwrsts = PWRSTS_OFF_ON,
-	.flags = HW_CTRL | RETAIN_FF_ENABLE,
+	.flags = POLL_CFG_GDSCR | HW_CTRL | RETAIN_FF_ENABLE,
 };
 
 static struct clk_regmap *disp_cc_sm8650_clocks[] = {

-- 
2.34.1