[PATCH v3 10/11] arm64: dts: tegra: Add Tegra210 DFLL definition

Peter De Schrijver
2018-02-06T16:34:11Z

Signed-off-by: Peter De Schrijver <pdeschrijver-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
---
arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi | 18 ++++++++++++++++++
arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi | 12 ++++++++++++
arch/arm64/boot/dts/nvidia/tegra210.dtsi | 19 +++++++++++++++++++
3 files changed, 49 insertions(+)

diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi b/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi
index 212e663..19720b5 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra210-p2180.dtsi
@@ -284,6 +284,24 @@
non-removable;
};

+ clock@70110000 {
+ status = "okay";
+ nvidia,pwm-to-pmic;
+ nvidia,init-uv = <1000000>;
+ nvidia,align-step-uv = <19200>; /* 19.2mV */
+ nvidia,align-offset-uv = <708000>; /* 708mV */
+ nvidia,sample-rate = <25000>;
+ nvidia,droop-ctrl = <0x00000f00>;
+ nvidia,force-mode = <1>;
+ nvidia,cf = <6>;
+ nvidia,ci = <0>;
+ nvidia,cg = <2>;
+ nvidia,pwm-period = <2500>; /* 2.5us */
+ pinctrl-names = "dvfs_pwm_enable", "dvfs_pwm_disable";
+ pinctrl-0 = <&dvfs_pwm_active_state>;
+ pinctrl-1 = <&dvfs_pwm_inactive_state>;
+ };
+
clocks {
compatible = "simple-bus";
#address-cells = <1>;
diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi b/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi
index d67ef43..8145aef 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi
@@ -1278,6 +1278,18 @@
nvidia,open-drain = <TEGRA_PIN_DISABLE>;
};
};
+ dvfs_pwm_active_state: dvfs_pwm_active {
+ dvfs_pwm_pbb1 {
+ nvidia,pins = "dvfs_pwm_pbb1";
+ nvidia,tristate = <TEGRA_PIN_DISABLE>;
+ };
+ };
+ dvfs_pwm_inactive_state: dvfs_pwm_inactive {
+ dvfs_pwm_pbb1 {
+ nvidia,pins = "dvfs_pwm_pbb1";
+ nvidia,tristate = <TEGRA_PIN_ENABLE>;
+ };
+ };
};

pwm@7000a000 {
diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
index 9c24021..bc9851a 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
@@ -3,6 +3,7 @@
#include <dt-bindings/gpio/tegra-gpio.h>
#include <dt-bindings/memory/tegra210-mc.h>
#include <dt-bindings/pinctrl/pinctrl-tegra.h>
+#include <dt-bindings/reset/tegra210-car.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/thermal/tegra124-soctherm.h>

@@ -1056,6 +1057,24 @@
#nvidia,mipi-calibrate-cells = <1>;
};

+ dfll: clock@70110000 {
+ compatible = "nvidia,tegra210-dfll";
+ reg = <0 0x70110000 0 0x100>, /* DFLL control */
+ <0 0x70110000 0 0x100>, /* I2C output control */
+ <0 0x70110100 0 0x100>, /* Integrated I2C controller */
+ <0 0x70110200 0 0x100>; /* Look-up table RAM */
+ interrupts = <GIC_SPI 62 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&tegra_car TEGRA210_CLK_DFLL_SOC>,
+ <&tegra_car TEGRA210_CLK_DFLL_REF>;
+ clock-names = "soc", "ref";
+ resets = <&tegra_car TEGRA210_RST_DFLL_DVCO>;
+ reset-names = "dvco";
+ #clock-cells = <0>;
+ clock-output-names = "dfllCPU_out";
+ out-clock-name="dfll_cpu";
+ status = "disabled";
+ };
+
aconnect@702c0000 {
compatible = "nvidia,tegra210-aconnect";
clocks = <&tegra_car TEGRA210_CLK_APE>,
--
1.9.1