Add the Amlogic SM1 based Khadas VIM3L, sharing all the same features as the G12B based VIM3, but: - a different DVFS support since only a single cluster is available - audio is still not available on SM1
Signed-off-by: Neil Armstrong <[email protected]> --- arch/arm64/boot/dts/amlogic/Makefile | 1 + .../dts/amlogic/meson-sm1-khadas-vim3l.dts | 70 +++++++++++++++++++ 2 files changed, 71 insertions(+) create mode 100644 arch/arm64/boot/dts/amlogic/meson-sm1-khadas-vim3l.dts diff --git a/arch/arm64/boot/dts/amlogic/Makefile b/arch/arm64/boot/dts/amlogic/Makefile index edbf128e7707..84afecba9ec0 100644 --- a/arch/arm64/boot/dts/amlogic/Makefile +++ b/arch/arm64/boot/dts/amlogic/Makefile @@ -35,3 +35,4 @@ dtb-$(CONFIG_ARCH_MESON) += meson-gxm-q201.dtb dtb-$(CONFIG_ARCH_MESON) += meson-gxm-rbox-pro.dtb dtb-$(CONFIG_ARCH_MESON) += meson-gxm-vega-s96.dtb dtb-$(CONFIG_ARCH_MESON) += meson-sm1-sei610.dtb +dtb-$(CONFIG_ARCH_MESON) += meson-sm1-khadas-vim3l.dtb diff --git a/arch/arm64/boot/dts/amlogic/meson-sm1-khadas-vim3l.dts b/arch/arm64/boot/dts/amlogic/meson-sm1-khadas-vim3l.dts new file mode 100644 index 000000000000..5233bd7cacfb --- /dev/null +++ b/arch/arm64/boot/dts/amlogic/meson-sm1-khadas-vim3l.dts @@ -0,0 +1,70 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (c) 2019 BayLibre, SAS + * Author: Neil Armstrong <[email protected]> + */ + +/dts-v1/; + +#include "meson-sm1.dtsi" +#include "meson-khadas-vim3.dtsi" + +/ { + compatible = "khadas,vim3l", "amlogic,sm1"; + model = "Khadas VIM3L"; + + vddcpu: regulator-vddcpu { + /* + * Silergy SY8030DEC Regulator. + */ + compatible = "pwm-regulator"; + + regulator-name = "VDDCPU"; + regulator-min-microvolt = <690000>; + regulator-max-microvolt = <1050000>; + + vin-supply = <&vsys_3v3>; + + pwms = <&pwm_AO_cd 1 1250 0>; + pwm-dutycycle-range = <100 0>; + + regulator-boot-on; + regulator-always-on; + }; +}; + +&cpu0 { + cpu-supply = <&vddcpu>; + operating-points-v2 = <&cpu_opp_table>; + clocks = <&clkc CLKID_CPU_CLK>; + clock-latency = <50000>; +}; + +&cpu1 { + cpu-supply = <&vddcpu>; + operating-points-v2 = <&cpu_opp_table>; + clocks = <&clkc CLKID_CPU1_CLK>; + clock-latency = <50000>; +}; + +&cpu2 { + cpu-supply = <&vddcpu>; + operating-points-v2 = <&cpu_opp_table>; + clocks = <&clkc CLKID_CPU2_CLK>; + clock-latency = <50000>; +}; + +&cpu3 { + cpu-supply = <&vddcpu>; + operating-points-v2 = <&cpu_opp_table>; + clocks = <&clkc CLKID_CPU3_CLK>; + clock-latency = <50000>; +}; + +&pwm_AO_cd { + pinctrl-0 = <&pwm_ao_d_e_pins>; + pinctrl-names = "default"; + clocks = <&xtal>; + clock-names = "clkin1"; + status = "okay"; +}; -- 2.22.0
