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clk: qcom: sc7280: Update the transition delay for GDSC

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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>
This commit is contained in:
Taniya Das 2024-05-31 15:21:40 +05:30 committed by Bjorn Andersson
parent a8fe85d40f
commit 7f10197853
4 changed files with 43 additions and 0 deletions
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19
drivers/clk/qcom/camcc-sc7280.c
View File

@ -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>
@ -2247,6 +2248,9 @@ static struct clk_branch cam_cc_sleep_clk = {
static struct gdsc cam_cc_titan_top_gdsc = {
.gdscr = 0xc194,
.en_rest_wait_val = 0x2,
.en_few_wait_val = 0x2,
.clk_dis_wait_val = 0xf,
.pd = {
.name = "cam_cc_titan_top_gdsc",
},
@ -2256,6 +2260,9 @@ static struct gdsc cam_cc_titan_top_gdsc = {
static struct gdsc cam_cc_bps_gdsc = {
.gdscr = 0x7004,
.en_rest_wait_val = 0x2,
.en_few_wait_val = 0x2,
.clk_dis_wait_val = 0xf,
.pd = {
.name = "cam_cc_bps_gdsc",
},
@ -2265,6 +2272,9 @@ static struct gdsc cam_cc_bps_gdsc = {
static struct gdsc cam_cc_ife_0_gdsc = {
.gdscr = 0xa004,
.en_rest_wait_val = 0x2,
.en_few_wait_val = 0x2,
.clk_dis_wait_val = 0xf,
.pd = {
.name = "cam_cc_ife_0_gdsc",
},
@ -2274,6 +2284,9 @@ static struct gdsc cam_cc_ife_0_gdsc = {
static struct gdsc cam_cc_ife_1_gdsc = {
.gdscr = 0xb004,
.en_rest_wait_val = 0x2,
.en_few_wait_val = 0x2,
.clk_dis_wait_val = 0xf,
.pd = {
.name = "cam_cc_ife_1_gdsc",
},
@ -2283,6 +2296,9 @@ static struct gdsc cam_cc_ife_1_gdsc = {
static struct gdsc cam_cc_ife_2_gdsc = {
.gdscr = 0xb070,
.en_rest_wait_val = 0x2,
.en_few_wait_val = 0x2,
.clk_dis_wait_val = 0xf,
.pd = {
.name = "cam_cc_ife_2_gdsc",
},
@ -2292,6 +2308,9 @@ static struct gdsc cam_cc_ife_2_gdsc = {
static struct gdsc cam_cc_ipe_0_gdsc = {
.gdscr = 0x8004,
.en_rest_wait_val = 0x2,
.en_few_wait_val = 0x2,
.clk_dis_wait_val = 0xf,
.pd = {
.name = "cam_cc_ipe_0_gdsc",
},

10
drivers/clk/qcom/gcc-sc7280.c
View File

@ -1,6 +1,7 @@
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2020-2021, The Linux Foundation. All rights reserved.
* Copyright (c) 2024, Qualcomm Innovation Center, Inc. All rights reserved.
*/
#include <linux/clk-provider.h>
@ -3094,6 +3095,9 @@ static struct clk_branch gcc_wpss_rscp_clk = {
static struct gdsc gcc_pcie_0_gdsc = {
.gdscr = 0x6b004,
.en_rest_wait_val = 0x2,
.en_few_wait_val = 0x2,
.clk_dis_wait_val = 0xf,
.pd = {
.name = "gcc_pcie_0_gdsc",
},
@ -3112,6 +3116,9 @@ static struct gdsc gcc_pcie_1_gdsc = {
static struct gdsc gcc_ufs_phy_gdsc = {
.gdscr = 0x77004,
.en_rest_wait_val = 0x2,
.en_few_wait_val = 0x2,
.clk_dis_wait_val = 0xf,
.pd = {
.name = "gcc_ufs_phy_gdsc",
},
@ -3121,6 +3128,9 @@ static struct gdsc gcc_ufs_phy_gdsc = {
static struct gdsc gcc_usb30_prim_gdsc = {
.gdscr = 0xf004,
.en_rest_wait_val = 0x2,
.en_few_wait_val = 0x2,
.clk_dis_wait_val = 0xf,
.pd = {
.name = "gcc_usb30_prim_gdsc",
},

7
drivers/clk/qcom/gpucc-sc7280.c
View File

@ -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",

7
drivers/clk/qcom/videocc-sc7280.c
View File

@ -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>
@ -232,6 +233,9 @@ static struct clk_branch video_cc_venus_ahb_clk = {
static struct gdsc mvs0_gdsc = {
.gdscr = 0x3004,
.en_rest_wait_val = 0x2,
.en_few_wait_val = 0x2,
.clk_dis_wait_val = 0x6,
.pd = {
.name = "mvs0_gdsc",
},
@ -241,6 +245,9 @@ static struct gdsc mvs0_gdsc = {
static struct gdsc mvsc_gdsc = {
.gdscr = 0x2004,
.en_rest_wait_val = 0x2,
.en_few_wait_val = 0x2,
.clk_dis_wait_val = 0x6,
.pd = {
.name = "mvsc_gdsc",
},