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| author | Taniya Das <quic_tdas@quicinc.com> | 2024-05-31 12:51:40 +0300 |
|---|---|---|
| committer | Bjorn Andersson <andersson@kernel.org> | 2024-06-01 01:52:47 +0300 |
| commit | 7f10197853006c45e51f17e5f6b2da8d98b60784 (patch) | |
| tree | b8105ce34ac935739f0cb71f97c40ed59ab0cdf4 /drivers/clk/qcom/gpucc-sc7280.c | |
| parent | a8fe85d40ffe5ec0fd2f557932ffee902be35b38 (diff) | |
| download | linux-7f10197853006c45e51f17e5f6b2da8d98b60784.tar.xz | |
clk: qcom: sc7280: Update the transition delay for GDSC
Add support to update the GDSC transition delay values to avoid
the GDSC FSM state stuck issues without which it could lead to GDSC
power on/off failures.
Signed-off-by: Taniya Das <quic_tdas@quicinc.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20240531095142.9688-2-quic_tdas@quicinc.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Diffstat (limited to 'drivers/clk/qcom/gpucc-sc7280.c')
| -rw-r--r-- | drivers/clk/qcom/gpucc-sc7280.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/clk/qcom/gpucc-sc7280.c b/drivers/clk/qcom/gpucc-sc7280.c index 35b394feb68d..ebda57eac979 100644 --- a/drivers/clk/qcom/gpucc-sc7280.c +++ b/drivers/clk/qcom/gpucc-sc7280.c @@ -1,6 +1,7 @@ // SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2021, The Linux Foundation. All rights reserved. + * Copyright (c) 2024, Qualcomm Innovation Center, Inc. All rights reserved. */ #include <linux/clk-provider.h> @@ -379,6 +380,9 @@ static struct clk_branch gpu_cc_sleep_clk = { static struct gdsc cx_gdsc = { .gdscr = 0x106c, + .en_rest_wait_val = 0x2, + .en_few_wait_val = 0x2, + .clk_dis_wait_val = 0x2, .gds_hw_ctrl = 0x1540, .pd = { .name = "cx_gdsc", @@ -389,6 +393,9 @@ static struct gdsc cx_gdsc = { static struct gdsc gx_gdsc = { .gdscr = 0x100c, + .en_rest_wait_val = 0x2, + .en_few_wait_val = 0x2, + .clk_dis_wait_val = 0x2, .clamp_io_ctrl = 0x1508, .pd = { .name = "gx_gdsc", |