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ARM64: dts: meson-gx: add VPU power domain

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This patch adds support for the VPU Power Domain nodes, and attaches the
VPU power domain to the VPU node.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
This commit is contained in:
Neil Armstrong 2017-11-20 15:19:54 +01:00 committed by Kevin Hilman
parent 4fbd8d194f
commit 74d1c6e9af
3 changed files with 97 additions and 0 deletions
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11
arch/arm64/boot/dts/amlogic/meson-gx.dtsi
View File

@ -377,6 +377,12 @@ sysctrl_AO: sys-ctrl@0 {
compatible = "amlogic,meson-gx-ao-sysctrl", "syscon", "simple-mfd";
reg = <0x0 0x0 0x0 0x100>;
pwrc_vpu: power-controller-vpu {
compatible = "amlogic,meson-gx-pwrc-vpu";
#power-domain-cells = <0>;
amlogic,hhi-sysctrl = <&sysctrl>;
};
clkc_AO: clock-controller {
compatible = "amlogic,meson-gx-aoclkc";
#clock-cells = <1>;
@ -454,6 +460,11 @@ hiubus: hiubus@c883c000 {
#size-cells = <2>;
ranges = <0x0 0x0 0x0 0xc883c000 0x0 0x2000>;
sysctrl: system-controller@0 {
compatible = "amlogic,meson-gx-hhi-sysctrl", "syscon", "simple-mfd";
reg = <0 0 0 0x400>;
};
mailbox: mailbox@404 {
compatible = "amlogic,meson-gx-mhu", "amlogic,meson-gxbb-mhu";
reg = <0 0x404 0 0x4c>;

43
arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
View File

@ -694,6 +694,48 @@ mux {
};
};
&pwrc_vpu {
resets = <&reset RESET_VIU>,
<&reset RESET_VENC>,
<&reset RESET_VCBUS>,
<&reset RESET_BT656>,
<&reset RESET_DVIN_RESET>,
<&reset RESET_RDMA>,
<&reset RESET_VENCI>,
<&reset RESET_VENCP>,
<&reset RESET_VDAC>,
<&reset RESET_VDI6>,
<&reset RESET_VENCL>,
<&reset RESET_VID_LOCK>;
clocks = <&clkc CLKID_VPU>,
<&clkc CLKID_VAPB>;
clock-names = "vpu", "vapb";
/*
* VPU clocking is provided by two identical clock paths
* VPU_0 and VPU_1 muxed to a single clock by a glitch
* free mux to safely change frequency while running.
* Same for VAPB but with a final gate after the glitch free mux.
*/
assigned-clocks = <&clkc CLKID_VPU_0_SEL>,
<&clkc CLKID_VPU_0>,
<&clkc CLKID_VPU>, /* Glitch free mux */
<&clkc CLKID_VAPB_0_SEL>,
<&clkc CLKID_VAPB_0>,
<&clkc CLKID_VAPB_SEL>; /* Glitch free mux */
assigned-clock-parents = <&clkc CLKID_FCLK_DIV3>,
<0>, /* Do Nothing */
<&clkc CLKID_VPU_0>,
<&clkc CLKID_FCLK_DIV4>,
<0>, /* Do Nothing */
<&clkc CLKID_VAPB_0>;
assigned-clock-rates = <0>, /* Do Nothing */
<666666666>,
<0>, /* Do Nothing */
<0>, /* Do Nothing */
<250000000>,
<0>; /* Do Nothing */
};
&saradc {
compatible = "amlogic,meson-gxbb-saradc", "amlogic,meson-saradc";
clocks = <&xtal>,
@ -763,4 +805,5 @@ &uart_C {
&vpu {
compatible = "amlogic,meson-gxbb-vpu", "amlogic,meson-gx-vpu";
power-domains = <&pwrc_vpu>;
};

43
arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
View File

@ -644,6 +644,48 @@ external_mdio: mdio@2009087f {
};
};
&pwrc_vpu {
resets = <&reset RESET_VIU>,
<&reset RESET_VENC>,
<&reset RESET_VCBUS>,
<&reset RESET_BT656>,
<&reset RESET_DVIN_RESET>,
<&reset RESET_RDMA>,
<&reset RESET_VENCI>,
<&reset RESET_VENCP>,
<&reset RESET_VDAC>,
<&reset RESET_VDI6>,
<&reset RESET_VENCL>,
<&reset RESET_VID_LOCK>;
clocks = <&clkc CLKID_VPU>,
<&clkc CLKID_VAPB>;
clock-names = "vpu", "vapb";
/*
* VPU clocking is provided by two identical clock paths
* VPU_0 and VPU_1 muxed to a single clock by a glitch
* free mux to safely change frequency while running.
* Same for VAPB but with a final gate after the glitch free mux.
*/
assigned-clocks = <&clkc CLKID_VPU_0_SEL>,
<&clkc CLKID_VPU_0>,
<&clkc CLKID_VPU>, /* Glitch free mux */
<&clkc CLKID_VAPB_0_SEL>,
<&clkc CLKID_VAPB_0>,
<&clkc CLKID_VAPB_SEL>; /* Glitch free mux */
assigned-clock-parents = <&clkc CLKID_FCLK_DIV3>,
<0>, /* Do Nothing */
<&clkc CLKID_VPU_0>,
<&clkc CLKID_FCLK_DIV4>,
<0>, /* Do Nothing */
<&clkc CLKID_VAPB_0>;
assigned-clock-rates = <0>, /* Do Nothing */
<666666666>,
<0>, /* Do Nothing */
<0>, /* Do Nothing */
<250000000>,
<0>; /* Do Nothing */
};
&saradc {
compatible = "amlogic,meson-gxl-saradc", "amlogic,meson-saradc";
clocks = <&xtal>,
@ -713,4 +755,5 @@ &uart_C {
&vpu {
compatible = "amlogic,meson-gxl-vpu", "amlogic,meson-gx-vpu";
power-domains = <&pwrc_vpu>;
};