[PATCH v3 4/5] arm64: dts: qcom: sa8775p: add UFS nodes

From: Bartosz Golaszewski <brgl@bgdev.pl>
To: Andy Gross <agross@kernel.org>,
	Bjorn Andersson <andersson@kernel.org>,
	Konrad Dybcio <konrad.dybcio@linaro.org>,
	Vinod Koul <vkoul@kernel.org>,
	Kishon Vijay Abraham I <kishon@kernel.org>,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Manivannan Sadhasivam <mani@kernel.org>,
	Alim Akhtar <alim.akhtar@samsung.com>,
	Avri Altman <avri.altman@wdc.com>,
	Bart Van Assche <bvanassche@acm.org>
Cc: linux-arm-msm@vger.kernel.org, linux-phy@lists.infradead.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-scsi@vger.kernel.org,
	Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Subject: [PATCH v3 4/5] arm64: dts: qcom: sa8775p: add UFS nodes
Date: Tue, 11 Apr 2023 15:04:45 +0200	[thread overview]
Message-ID: <20230411130446.401440-5-brgl@bgdev.pl> (raw)
In-Reply-To: <20230411130446.401440-1-brgl@bgdev.pl>

From: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>

Add nodes for the UFS and its PHY on sa8775p platforms.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
---
 arch/arm64/boot/dts/qcom/sa8775p.dtsi | 58 +++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
index 2343df7e0ea4..5de0fbbe9752 100644
--- a/arch/arm64/boot/dts/qcom/sa8775p.dtsi
+++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
@@ -585,6 +585,64 @@ &clk_virt SLAVE_QUP_CORE_1 QCOM_ICC_TAG_ALWAYS>,
 			};
 		};
 
+		ufs_mem_hc: ufs@1d84000 {
+			compatible = "qcom,sa8775p-ufshc", "qcom,ufshc", "jedec,ufs-2.0";
+			reg = <0x0 0x01d84000 0x0 0x3000>;
+			interrupts = <GIC_SPI 265 IRQ_TYPE_LEVEL_HIGH>;
+			phys = <&ufs_mem_phy>;
+			phy-names = "ufsphy";
+			lanes-per-direction = <2>;
+			#reset-cells = <1>;
+			resets = <&gcc GCC_UFS_PHY_BCR>;
+			reset-names = "rst";
+			power-domains = <&gcc UFS_PHY_GDSC>;
+			required-opps = <&rpmhpd_opp_nom>;
+			iommus = <&apps_smmu 0x100 0x0>;
+			clocks = <&gcc GCC_UFS_PHY_AXI_CLK>,
+				 <&gcc GCC_AGGRE_UFS_PHY_AXI_CLK>,
+				 <&gcc GCC_UFS_PHY_AHB_CLK>,
+				 <&gcc GCC_UFS_PHY_UNIPRO_CORE_CLK>,
+				 <&rpmhcc RPMH_CXO_CLK>,
+				 <&gcc GCC_UFS_PHY_TX_SYMBOL_0_CLK>,
+				 <&gcc GCC_UFS_PHY_RX_SYMBOL_0_CLK>,
+				 <&gcc GCC_UFS_PHY_RX_SYMBOL_1_CLK>;
+			clock-names = "core_clk",
+				      "bus_aggr_clk",
+				      "iface_clk",
+				      "core_clk_unipro",
+				      "ref_clk",
+				      "tx_lane0_sync_clk",
+				      "rx_lane0_sync_clk",
+				      "rx_lane1_sync_clk";
+			freq-table-hz = <75000000 300000000>,
+					<0 0>,
+					<0 0>,
+					<75000000 300000000>,
+					<0 0>,
+					<0 0>,
+					<0 0>,
+					<0 0>;
+			status = "disabled";
+		};
+
+		ufs_mem_phy: phy@1d87000 {
+			compatible = "qcom,sa8775p-qmp-ufs-phy";
+			reg = <0x0 0x01d87000 0x0 0xe10>;
+			/*
+			 * Yes, GCC_EDP_REF_CLKREF_EN is correct in qref. It
+			 * enables the CXO clock to eDP *and* UFS PHY.
+			 */
+			clocks = <&rpmhcc RPMH_CXO_CLK>,
+				 <&gcc GCC_UFS_PHY_PHY_AUX_CLK>,
+				 <&gcc GCC_EDP_REF_CLKREF_EN>;
+			clock-names = "ref", "ref_aux", "qref";
+			power-domains = <&gcc UFS_PHY_GDSC>;
+			resets = <&ufs_mem_hc 0>;
+			reset-names = "ufsphy";
+			#phy-cells = <0>;
+			status = "disabled";
+		};
+
 		tcsr_mutex: hwlock@1f40000 {
 			compatible = "qcom,tcsr-mutex";
 			reg = <0x0 0x01f40000 0x0 0x20000>;
-- 
2.37.2

