tmakin/tegra-linux-noble
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

arm64: dts: ti: k3-am62-main: Add epwm nodes

Browse Source 
Add the compatible DT nodes for all EPWM instances
present in AM62 SoC. There is a total of 3 EPWM modules
available, sharing the same K3 IP as in AM64 SoC.

This also adds a required "ti,am62-epwm-tbclk" clock
provider node for the EPWM time-base clock.

Signed-off-by: Georgi Vlaev <g-vlaev@ti.com>
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Link: https://lore.kernel.org/r/20220531205229.198011-2-g-vlaev@ti.com
This commit is contained in:
Georgi Vlaev
2022-05-31 23:52:28 +03:00
committed by Vignesh Raghavendra
parent b216dc1a41
commit ab1ad455cf
1 changed files with 33 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
arch/arm64/boot/dts/ti/k3-am62-main.dtsi
+33
View File
@@ -54,6 +54,12 @@
reg = <0x4044 0x8>;
#phy-cells = <1>;
};
epwm_tbclk: clock@4130 {
compatible = "ti,am62-epwm-tbclk", "syscon";
reg = <0x4130 0x4>;
#clock-cells = <1>;
};
};
dmss: bus@48000000 {
@@ -584,4 +590,31 @@
interrupt-names = "int0", "int1";
bosch,mram-cfg = <0x0 128 64 64 64 64 32 32>;
};
epwm0: pwm@23000000 {
compatible = "ti,am64-epwm", "ti,am3352-ehrpwm";
#pwm-cells = <3>;
reg = <0x00 0x23000000 0x00 0x100>;
power-domains = <&k3_pds 86 TI_SCI_PD_EXCLUSIVE>;
clocks = <&epwm_tbclk 0>, <&k3_clks 86 0>;
clock-names = "tbclk", "fck";
};
epwm1: pwm@23010000 {
compatible = "ti,am64-epwm", "ti,am3352-ehrpwm";
#pwm-cells = <3>;
reg = <0x00 0x23010000 0x00 0x100>;
power-domains = <&k3_pds 87 TI_SCI_PD_EXCLUSIVE>;
clocks = <&epwm_tbclk 1>, <&k3_clks 87 0>;
clock-names = "tbclk", "fck";
};
epwm2: pwm@23020000 {
compatible = "ti,am64-epwm", "ti,am3352-ehrpwm";
#pwm-cells = <3>;
reg = <0x00 0x23020000 0x00 0x100>;
power-domains = <&k3_pds 88 TI_SCI_PD_EXCLUSIVE>;
clocks = <&epwm_tbclk 2>, <&k3_clks 88 0>;
clock-names = "tbclk", "fck";
};
};