51 lines
1.7 KiB
Diff
51 lines
1.7 KiB
Diff
From fd712118aa1aa758da1fd1546b3f8a1b00e42cbc Mon Sep 17 00:00:00 2001
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From: Mantas Pucka <mantas@8devices.com>
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Date: Tue, 23 Jan 2024 11:26:09 +0200
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Subject: [PATCH] clk: qcom: gcc-ipq6018: add qdss_at clock needed for wifi
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operation
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Without it system hangs upon wifi firmware load. It should be enabled by
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remoteproc/wifi driver. Bindings already exist for it, so add it based
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on vendor code.
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Signed-off-by: Mantas Pucka <mantas@8devices.com>
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Link: https://lore.kernel.org/r/1706001970-26032-1-git-send-email-mantas@8devices.com
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Signed-off-by: Bjorn Andersson <andersson@kernel.org>
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---
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drivers/clk/qcom/gcc-ipq6018.c | 17 +++++++++++++++++
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1 file changed, 17 insertions(+)
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--- a/drivers/clk/qcom/gcc-ipq6018.c
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+++ b/drivers/clk/qcom/gcc-ipq6018.c
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@@ -3523,6 +3523,22 @@ static struct clk_branch gcc_prng_ahb_cl
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},
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};
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+static struct clk_branch gcc_qdss_at_clk = {
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+ .halt_reg = 0x29024,
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+ .clkr = {
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+ .enable_reg = 0x29024,
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+ .enable_mask = BIT(0),
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+ .hw.init = &(struct clk_init_data){
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+ .name = "gcc_qdss_at_clk",
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+ .parent_hws = (const struct clk_hw *[]){
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+ &qdss_at_clk_src.clkr.hw },
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+ .num_parents = 1,
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+ .flags = CLK_SET_RATE_PARENT,
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+ .ops = &clk_branch2_ops,
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+ },
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+ },
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+};
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+
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static struct clk_branch gcc_qdss_dap_clk = {
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.halt_reg = 0x29084,
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.clkr = {
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@@ -4362,6 +4378,7 @@ static struct clk_regmap *gcc_ipq6018_cl
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[GCC_SYS_NOC_PCIE0_AXI_CLK] = &gcc_sys_noc_pcie0_axi_clk.clkr,
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[GCC_PCIE0_PIPE_CLK] = &gcc_pcie0_pipe_clk.clkr,
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[GCC_PRNG_AHB_CLK] = &gcc_prng_ahb_clk.clkr,
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+ [GCC_QDSS_AT_CLK] = &gcc_qdss_at_clk.clkr,
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[GCC_QDSS_DAP_CLK] = &gcc_qdss_dap_clk.clkr,
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[GCC_QPIC_AHB_CLK] = &gcc_qpic_ahb_clk.clkr,
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[GCC_QPIC_CLK] = &gcc_qpic_clk.clkr,
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