linux-kernel - [PATCH v5 1/3] clk: qcom: gcc-sc8280xp: Add EMAC GDSCs

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Message-Id: <20230413191541.1073027-2-ahalaney@redhat.com>
Date:   Thu, 13 Apr 2023 14:15:39 -0500
From:   Andrew Halaney <ahalaney@...hat.com>
To:     linux-kernel@...r.kernel.org
Cc:     agross@...nel.org, andersson@...nel.org, konrad.dybcio@...aro.org,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        mturquette@...libre.com, sboyd@...nel.org,
        richardcochran@...il.com, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-clk@...r.kernel.org,
        netdev@...r.kernel.org, bmasney@...hat.com, echanude@...hat.com,
        ncai@...cinc.com, jsuraj@....qualcomm.com, hisunil@...cinc.com,
        Andrew Halaney <ahalaney@...hat.com>
Subject: [PATCH v5 1/3] clk: qcom: gcc-sc8280xp: Add EMAC GDSCs

Add the EMAC GDSCs to allow the EMAC hardware to be enabled.

Acked-by: Stephen Boyd <sboyd@...nel.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@...aro.org>
Tested-by: Brian Masney <bmasney@...hat.com>
Signed-off-by: Andrew Halaney <ahalaney@...hat.com>
---

Changes since v4:
    * Add Tested-by (Brian)

Changes since v3:
    * None

Changes since v2:
    * Add Konrad's Reviewed-by

Changes since v1:
    * Add Stephen's Acked-by
    * Explicitly tested on x13s laptop with no noticeable side effect (Konrad)

 drivers/clk/qcom/gcc-sc8280xp.c               | 18 ++++++++++++++++++
 include/dt-bindings/clock/qcom,gcc-sc8280xp.h |  2 ++
 2 files changed, 20 insertions(+)

diff --git a/drivers/clk/qcom/gcc-sc8280xp.c b/drivers/clk/qcom/gcc-sc8280xp.c
index b3198784e1c3..04a99dbaa57e 100644
--- a/drivers/clk/qcom/gcc-sc8280xp.c
+++ b/drivers/clk/qcom/gcc-sc8280xp.c
@@ -6873,6 +6873,22 @@ static struct gdsc usb30_sec_gdsc = {
 	.pwrsts = PWRSTS_RET_ON,
 };
 
+static struct gdsc emac_0_gdsc = {
+	.gdscr = 0xaa004,
+	.pd = {
+		.name = "emac_0_gdsc",
+	},
+	.pwrsts = PWRSTS_OFF_ON,
+};
+
+static struct gdsc emac_1_gdsc = {
+	.gdscr = 0xba004,
+	.pd = {
+		.name = "emac_1_gdsc",
+	},
+	.pwrsts = PWRSTS_OFF_ON,
+};
+
 static struct clk_regmap *gcc_sc8280xp_clocks[] = {
 	[GCC_AGGRE_NOC_PCIE0_TUNNEL_AXI_CLK] = &gcc_aggre_noc_pcie0_tunnel_axi_clk.clkr,
 	[GCC_AGGRE_NOC_PCIE1_TUNNEL_AXI_CLK] = &gcc_aggre_noc_pcie1_tunnel_axi_clk.clkr,
@@ -7351,6 +7367,8 @@ static struct gdsc *gcc_sc8280xp_gdscs[] = {
 	[USB30_MP_GDSC] = &usb30_mp_gdsc,
 	[USB30_PRIM_GDSC] = &usb30_prim_gdsc,
 	[USB30_SEC_GDSC] = &usb30_sec_gdsc,
+	[EMAC_0_GDSC] = &emac_0_gdsc,
+	[EMAC_1_GDSC] = &emac_1_gdsc,
 };
 
 static const struct clk_rcg_dfs_data gcc_dfs_clocks[] = {
diff --git a/include/dt-bindings/clock/qcom,gcc-sc8280xp.h b/include/dt-bindings/clock/qcom,gcc-sc8280xp.h
index cb2fb638825c..721105ea4fad 100644
--- a/include/dt-bindings/clock/qcom,gcc-sc8280xp.h
+++ b/include/dt-bindings/clock/qcom,gcc-sc8280xp.h
@@ -492,5 +492,7 @@
 #define USB30_MP_GDSC					9
 #define USB30_PRIM_GDSC					10
 #define USB30_SEC_GDSC					11
+#define EMAC_0_GDSC					12
+#define EMAC_1_GDSC					13
 
 #endif
-- 
2.39.2