linux-kernel - [PATCH V3] arm64: dts: qcom: sc7180: Add bandwidth votes for eMMC and SDcard

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Date:   Mon, 17 Aug 2020 12:11:04 +0530
From:   Shaik Sajida Bhanu <sbhanu@...eaurora.org>
To:     adrian.hunter@...el.com, ulf.hansson@...aro.org,
        robh+dt@...nel.org, mka@...omium.org
Cc:     linux-mmc@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        agross@...nel.org, bjorn.andersson@...aro.org,
        rnayak@...eaurora.org, Pradeep P V K <ppvk@...eaurora.org>,
        Shaik Sajida Bhanu <sbhanu@...eaurora.org>
Subject: [PATCH V3] arm64: dts: qcom: sc7180: Add bandwidth votes for eMMC and SDcard

From: Pradeep P V K <ppvk@...eaurora.org>

Add the bandwidth domain supporting performance state and
the corresponding OPP tables for the sdhc device on sc7180.

Signed-off-by: Pradeep P V K <ppvk@...eaurora.org>
Signed-off-by: Shaik Sajida Bhanu <sbhanu@...eaurora.org>
---

This change is depends on the below patch series:
https://lore.kernel.org/patchwork/patch/1278294/

Change since V2:
	- Included tag in the of innerconnect-cells for sdhc nodes in-tune with
	  https://lore.kernel.org/patchwork/patch/1278294/

Changes since V1:
	- Included Pradeep Pragalapati signoff.
	- Removed dependency patch list as those patches already merged
	  on linux-next.
---
 arch/arm64/boot/dts/qcom/sc7180.dtsi | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
index 68f9894..e5a7d88 100644
--- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
@@ -684,6 +684,9 @@
 			clocks = <&gcc GCC_SDCC1_APPS_CLK>,
 					<&gcc GCC_SDCC1_AHB_CLK>;
 			clock-names = "core", "iface";
+			interconnects = <&aggre1_noc MASTER_EMMC 0 &mc_virt SLAVE_EBI1 0>,
+				<&gem_noc MASTER_APPSS_PROC 0 &config_noc SLAVE_EMMC_CFG 0>;
+			interconnect-names = "sdhc-ddr","cpu-sdhc";
 			power-domains = <&rpmhpd SC7180_CX>;
 			operating-points-v2 = <&sdhc1_opp_table>;
 
@@ -704,11 +707,15 @@
 				opp-100000000 {
 					opp-hz = /bits/ 64 <100000000>;
 					required-opps = <&rpmhpd_opp_low_svs>;
+					opp-peak-kBps = <100000 100000>;
+					opp-avg-kBps = <100000 50000>;
 				};
 
 				opp-384000000 {
 					opp-hz = /bits/ 64 <384000000>;
 					required-opps = <&rpmhpd_opp_svs_l1>;
+					opp-peak-kBps = <600000 900000>;
+					opp-avg-kBps = <261438 300000>;
 				};
 			};
 		};
@@ -2476,6 +2483,10 @@
 			clocks = <&gcc GCC_SDCC2_APPS_CLK>,
 					<&gcc GCC_SDCC2_AHB_CLK>;
 			clock-names = "core", "iface";
+
+			interconnects = <&aggre1_noc MASTER_SDCC_2 0 &mc_virt SLAVE_EBI1 0>,
+				<&gem_noc MASTER_APPSS_PROC 0 &config_noc SLAVE_SDCC_2 0>;
+			interconnect-names = "sdhc-ddr","cpu-sdhc";
 			power-domains = <&rpmhpd SC7180_CX>;
 			operating-points-v2 = <&sdhc2_opp_table>;
 
@@ -2489,11 +2500,15 @@
 				opp-100000000 {
 					opp-hz = /bits/ 64 <100000000>;
 					required-opps = <&rpmhpd_opp_low_svs>;
+					opp-peak-kBps = <160000 100000>;
+					opp-avg-kBps = <80000 50000>;
 				};
 
 				opp-202000000 {
 					opp-hz = /bits/ 64 <202000000>;
 					required-opps = <&rpmhpd_opp_svs_l1>;
+					opp-peak-kBps = <200000	120000>;
+					opp-avg-kBps = <100000 60000>;
 				};
 			};
 		};
-- 
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