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Subject[PATCH v2 7/7] arm64: dts: fsd: add ufs device node
Date
Adds FSD ufs device node and enable the same for fsd platform.
This also adds the required pin configuration for the same.

Signed-off-by: Bharat Uppal <bharat.uppal@samsung.com>
Signed-off-by: Alim Akhtar <alim.akhtar@samsung.com>
---
arch/arm64/boot/dts/tesla/fsd-evb.dts | 4 +++
arch/arm64/boot/dts/tesla/fsd-pinctrl.dtsi | 14 +++++++++++
arch/arm64/boot/dts/tesla/fsd.dtsi | 29 ++++++++++++++++++++++
3 files changed, 47 insertions(+)

diff --git a/arch/arm64/boot/dts/tesla/fsd-evb.dts b/arch/arm64/boot/dts/tesla/fsd-evb.dts
index 5af560c1b5e6..1db6ddf03f01 100644
--- a/arch/arm64/boot/dts/tesla/fsd-evb.dts
+++ b/arch/arm64/boot/dts/tesla/fsd-evb.dts
@@ -37,3 +37,7 @@ &fin_pll {
&serial_0 {
status = "okay";
};
+
+&ufs {
+ status = "okay";
+};
diff --git a/arch/arm64/boot/dts/tesla/fsd-pinctrl.dtsi b/arch/arm64/boot/dts/tesla/fsd-pinctrl.dtsi
index d4d0cb005712..387a41e251d5 100644
--- a/arch/arm64/boot/dts/tesla/fsd-pinctrl.dtsi
+++ b/arch/arm64/boot/dts/tesla/fsd-pinctrl.dtsi
@@ -50,6 +50,20 @@ gpf5: gpf5-gpio-bank {
interrupt-controller;
#interrupt-cells = <2>;
};
+
+ ufs_rst_n: ufs-rst-n-pins {
+ samsung,pins = "gpf5-0";
+ samsung,pin-function = <EXYNOS_PIN_FUNC_2>;
+ samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
+ samsung,pin-drv = <EXYNOS4_PIN_DRV_LV2>;
+ };
+
+ ufs_refclk_out: ufs-refclk-out-pins {
+ samsung,pins = "gpf5-1";
+ samsung,pin-function = <EXYNOS_PIN_FUNC_2>;
+ samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
+ samsung,pin-drv = <EXYNOS4_PIN_DRV_LV2>;
+ };
};

&pinctrl_peric {
diff --git a/arch/arm64/boot/dts/tesla/fsd.dtsi b/arch/arm64/boot/dts/tesla/fsd.dtsi
index af39655331de..7d1acf8f6466 100644
--- a/arch/arm64/boot/dts/tesla/fsd.dtsi
+++ b/arch/arm64/boot/dts/tesla/fsd.dtsi
@@ -740,6 +740,35 @@ timer@10040000 {
clocks = <&fin_pll>, <&clock_imem IMEM_MCT_PCLK>;
clock-names = "fin_pll", "mct";
};
+
+ ufs: ufs@15120000 {
+ compatible = "tesla,fsd-ufs";
+ reg = <0x0 0x15120000 0x0 0x200>, /* 0: HCI standard */
+ <0x0 0x15121100 0x0 0x200>, /* 1: Vendor specified */
+ <0x0 0x15110000 0x0 0x8000>, /* 2: UNIPRO */
+ <0x0 0x15130000 0x0 0x100>; /* 3: UFS protector */
+ reg-names = "hci", "vs_hci", "unipro", "ufsp";
+ interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clock_fsys0 UFS0_TOP0_HCLK_BUS>,
+ <&clock_fsys0 UFS0_TOP0_CLK_UNIPRO>;
+ clock-names = "core_clk", "sclk_unipro_main";
+ freq-table-hz = <0 0>, <0 0>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&ufs_rst_n &ufs_refclk_out>;
+ phys = <&ufs_phy>;
+ phy-names = "ufs-phy";
+ status = "disabled";
+ };
+
+ ufs_phy: ufs-phy@15124000 {
+ compatible = "tesla,fsd-ufs-phy";
+ reg = <0x0 0x15124000 0x0 0x800>;
+ reg-names = "phy-pma";
+ samsung,pmu-syscon = <&pmu_system_controller>;
+ #phy-cells = <0>;
+ clocks = <&clock_fsys0 UFS0_MPHY_REFCLK_IXTAL26>;
+ clock-names = "ref_clk";
+ };
};
};

--
2.25.1
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