linux-kernel - [PATCH] clk: qcom: Drop unused 8998 clock

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Date:   Thu, 13 Dec 2018 09:44:14 -0700
From:   Jeffrey Hugo <jhugo@...eaurora.org>
To:     sboyd@...nel.org, andy.gross@...aro.org, david.brown@...aro.org,
        mturquette@...libre.com
Cc:     bjorn.andersson@...aro.org, linux-arm-msm@...r.kernel.org,
        linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org,
        marc.w.gonzalez@...e.fr, Jeffrey Hugo <jhugo@...eaurora.org>
Subject: [PATCH] clk: qcom: Drop unused 8998 clock

gcc_lpass_trig_clk is not used downstream, therefore there is no reason to
expect it to be needed for clients.  Lets remove it because messing with
the clock has been observed to cause Linux hangs when the qdss_clk is
initialized by rpmcc.

Signed-off-by: Jeffrey Hugo <jhugo@...eaurora.org>
---
 drivers/clk/qcom/gcc-msm8998.c | 14 --------------
 1 file changed, 14 deletions(-)

diff --git a/drivers/clk/qcom/gcc-msm8998.c b/drivers/clk/qcom/gcc-msm8998.c
index f3c2ab4..4b75a09 100644
--- a/drivers/clk/qcom/gcc-msm8998.c
+++ b/drivers/clk/qcom/gcc-msm8998.c
@@ -2005,19 +2005,6 @@ enum {
 	},
 };
 
-static struct clk_branch gcc_lpass_trig_clk = {
-	.halt_reg = 0x4701c,
-	.halt_check = BRANCH_HALT,
-	.clkr = {
-		.enable_reg = 0x4701c,
-		.enable_mask = BIT(0),
-		.hw.init = &(struct clk_init_data){
-			.name = "gcc_lpass_trig_clk",
-			.ops = &clk_branch2_ops,
-		},
-	},
-};
-
 static struct clk_branch gcc_mmss_noc_cfg_ahb_clk = {
 	.halt_reg = 0x9004,
 	.halt_check = BRANCH_HALT,
@@ -2710,7 +2697,6 @@ enum {
 	[GCC_HMSS_AT_CLK] = &gcc_hmss_at_clk.clkr,
 	[GCC_HMSS_RBCPR_CLK] = &gcc_hmss_rbcpr_clk.clkr,
 	[GCC_HMSS_TRIG_CLK] = &gcc_hmss_trig_clk.clkr,
-	[GCC_LPASS_TRIG_CLK] = &gcc_lpass_trig_clk.clkr,
 	[GCC_MMSS_NOC_CFG_AHB_CLK] = &gcc_mmss_noc_cfg_ahb_clk.clkr,
 	[GCC_MMSS_QM_AHB_CLK] = &gcc_mmss_qm_ahb_clk.clkr,
 	[GCC_MMSS_QM_CORE_CLK] = &gcc_mmss_qm_core_clk.clkr,
-- 
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Qualcomm Technologies, Inc. is a member of the
Code Aurora Forum, a Linux Foundation Collaborative Project.