linux-kernel - [PATCH 2/3] clk: qcom: gcc-sm8150: Add gcc_parents_0

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Message-ID: <20240123-gcc-ao-support-v1-2-6c18d5310874@quicinc.com>
Date: Tue, 23 Jan 2024 22:04:08 +0530
From: Satya Priya Kakitapalli <quic_skakitap@...cinc.com>
To: Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio
	<konrad.dybcio@...aro.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>, Rob Herring <robh+dt@...nel.org>,
        "Krzysztof
 Kozlowski" <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley
	<conor+dt@...nel.org>,
        Taniya Das <quic_tdas@...cinc.com>
CC: <linux-arm-msm@...r.kernel.org>, <linux-clk@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Ajit Pandey
	<quic_ajipan@...cinc.com>,
        Imran Shaik <quic_imrashai@...cinc.com>,
        "Jagadeesh Kona" <quic_jkona@...cinc.com>,
        Satya Priya Kakitapalli
	<quic_skakitap@...cinc.com>
Subject: [PATCH 2/3] clk: qcom: gcc-sm8150: Add gcc_parents_0_ao support

Add active_only support for gcc_parents_0, this is needed because
some of the clocks under it are critical which would vote on xo
blocking the suspend.

Signed-off-by: Satya Priya Kakitapalli <quic_skakitap@...cinc.com>
---
 drivers/clk/qcom/gcc-sm8150.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/drivers/clk/qcom/gcc-sm8150.c b/drivers/clk/qcom/gcc-sm8150.c
index 05d115c52dfe..2a0608c5a104 100644
--- a/drivers/clk/qcom/gcc-sm8150.c
+++ b/drivers/clk/qcom/gcc-sm8150.c
@@ -123,6 +123,12 @@ static const struct clk_parent_data gcc_parents_0[] = {
 	{ .hw = &gpll0_out_even.clkr.hw },
 };
 
+static const struct clk_parent_data gcc_parents_0_ao[] = {
+	{ .fw_name = "bi_tcxo_ao", .name = "bi_tcxo_ao" },
+	{ .hw = &gpll0.clkr.hw },
+	{ .hw = &gpll0_out_even.clkr.hw },
+};
+
 static const struct parent_map gcc_parent_map_1[] = {
 	{ P_BI_TCXO, 0 },
 	{ P_GPLL0_OUT_MAIN, 1 },
@@ -222,8 +228,8 @@ static struct clk_rcg2 gcc_cpuss_ahb_clk_src = {
 	.freq_tbl = ftbl_gcc_cpuss_ahb_clk_src,
 	.clkr.hw.init = &(struct clk_init_data){
 		.name = "gcc_cpuss_ahb_clk_src",
-		.parent_data = gcc_parents_0,
-		.num_parents = ARRAY_SIZE(gcc_parents_0),
+		.parent_data = gcc_parents_0_ao,
+		.num_parents = ARRAY_SIZE(gcc_parents_0_ao),
 		.flags = CLK_SET_RATE_PARENT,
 		.ops = &clk_rcg2_ops,
 	},

-- 
2.25.1