From 12d2a4769380f0dc9ba6f827839869db2b81ef00 Mon Sep 17 00:00:00 2001 From: Johan Hovold Date: Fri, 5 Aug 2022 14:12:49 +0200 Subject: [PATCH] clk: gcc-sc8280xp: keep PCIe power-domains always-on The Qualcomm PCIe driver does not yet implement suspend so to keep the PCIe power domains always-on for now to avoid crashing during resume. Signed-off-by: Johan Hovold Reviewed-by: Manivannan Sadhasivam Signed-off-by: Bjorn Andersson Link: https://lore.kernel.org/r/20220805121250.10347-2-johan+linaro@kernel.org --- drivers/clk/qcom/gcc-sc8280xp.c | 14 +++++++++----- 1 file changed, 9 insertions(+), 5 deletions(-) diff --git a/drivers/clk/qcom/gcc-sc8280xp.c b/drivers/clk/qcom/gcc-sc8280xp.c index a2f3ffc..eaeada4 100644 --- a/drivers/clk/qcom/gcc-sc8280xp.c +++ b/drivers/clk/qcom/gcc-sc8280xp.c @@ -6768,6 +6768,10 @@ static struct gdsc pcie_1_tunnel_gdsc = { .flags = VOTABLE, }; +/* + * The Qualcomm PCIe driver does not yet implement suspend so to keep the + * PCIe power domains always-on for now. + */ static struct gdsc pcie_2a_gdsc = { .gdscr = 0x9d004, .collapse_ctrl = 0x52128, @@ -6776,7 +6780,7 @@ static struct gdsc pcie_2a_gdsc = { .name = "pcie_2a_gdsc", }, .pwrsts = PWRSTS_OFF_ON, - .flags = VOTABLE, + .flags = VOTABLE | ALWAYS_ON, }; static struct gdsc pcie_2b_gdsc = { @@ -6787,7 +6791,7 @@ static struct gdsc pcie_2b_gdsc = { .name = "pcie_2b_gdsc", }, .pwrsts = PWRSTS_OFF_ON, - .flags = VOTABLE, + .flags = VOTABLE | ALWAYS_ON, }; static struct gdsc pcie_3a_gdsc = { @@ -6798,7 +6802,7 @@ static struct gdsc pcie_3a_gdsc = { .name = "pcie_3a_gdsc", }, .pwrsts = PWRSTS_OFF_ON, - .flags = VOTABLE, + .flags = VOTABLE | ALWAYS_ON, }; static struct gdsc pcie_3b_gdsc = { @@ -6809,7 +6813,7 @@ static struct gdsc pcie_3b_gdsc = { .name = "pcie_3b_gdsc", }, .pwrsts = PWRSTS_OFF_ON, - .flags = VOTABLE, + .flags = VOTABLE | ALWAYS_ON, }; static struct gdsc pcie_4_gdsc = { @@ -6820,7 +6824,7 @@ static struct gdsc pcie_4_gdsc = { .name = "pcie_4_gdsc", }, .pwrsts = PWRSTS_OFF_ON, - .flags = VOTABLE, + .flags = VOTABLE | ALWAYS_ON, }; static struct gdsc ufs_card_gdsc = { -- 2.7.4