Re: [PATCH 5/5] clk: qcom: dispcc-sm8650: Update the GDSC wait_val fields and flags

From: Neil Armstrong
Date: Mon Jun 24 2024 - 03:57:39 EST


On 21/06/2024 23:39, Dmitry Baryshkov wrote:
On Fri, Jun 21, 2024 at 04:01:18PM GMT, Neil Armstrong wrote:
Update the GDSC wait_val fields and flags as per the default hardware values.

If they are default, do we need to program them?

Add the missing POLL_CFG_GDSCR flag.

I'd say, two distinct fixes.

I'll drop the wait_val fields changes and only add the missing flags.

Neil



Fixes: 9e939f008338 ("clk: qcom: add the SM8650 Display Clock Controller driver")
Signed-off-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx>
---
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