[PATCH v6 6/7] ARM: shmobile: r8a7740 dtsi: Add PM domain support
From: Geert Uytterhoeven <geert+renesas@glider.be>
Date: 2014-12-03 13:43:23
Also in:
linux-arm-kernel, linux-pm, linux-sh, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
Add a device node for the System Controller, with subnodes that
represent the hardware power area hierarchy.
Hook up all devices to their respective PM domains.
Add a minimal device node for the Coresight-ETM hardware block, and hook
it up to the D4 PM domain, so the R-Mobile System Controller driver can
keep the domain powered, until the new Coresight code handles runtime
PM.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
v6:
- No changes,
v5:
- No changes,
v4:
- Remove power-domains properties from clocks, as these will not be
instantiated as platform devices,
- Fix indentation of power-domains property in pfc node,
- Add minimal node for Coresight-ETM,
- Add power-domains properties to the recently added TMU nodes,
v3:
- Move power-on/off latencies to a separate patch,
- Add dependencies,
v2:
- Insert power-domains property after clock-names property in the cmt1
node.
---
arch/arm/boot/dts/r8a7740.dtsi | 99 ++++++++++++++++++++++++++++++++++++++++++
1 file changed, 99 insertions(+)
diff --git a/arch/arm/boot/dts/r8a7740.dtsi b/arch/arm/boot/dts/r8a7740.dtsi
index a8a674bafa677f09..e2c9496c2c325a1f 100644
--- a/arch/arm/boot/dts/r8a7740.dtsi
+++ b/arch/arm/boot/dts/r8a7740.dtsi@@ -25,6 +25,7 @@ device_type = "cpu"; reg = <0x0>; clock-frequency = <800000000>; + power-domains = <&pd_a3sm>; }; };
@@ -41,12 +42,18 @@ interrupts = <0 83 IRQ_TYPE_LEVEL_HIGH>; }; + ptm { + compatible = "arm,coresight-etm3x"; + power-domains = <&pd_d4>; + }; + cmt1: timer@e6138000 { compatible = "renesas,cmt-48-r8a7740", "renesas,cmt-48"; reg = <0xe6138000 0x170>; interrupts = <0 58 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp3_clks R8A7740_CLK_CMT1>; clock-names = "fck"; + power-domains = <&pd_c5>; renesas,channels-mask = <0x3f>;
@@ -72,6 +79,7 @@ 0 149 IRQ_TYPE_LEVEL_HIGH 0 149 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp2_clks R8A7740_CLK_INTCA>; + power-domains = <&pd_a4s>; }; /* irqpin1: IRQ8 - IRQ15 */
@@ -93,6 +101,7 @@ 0 149 IRQ_TYPE_LEVEL_HIGH 0 149 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp2_clks R8A7740_CLK_INTCA>; + power-domains = <&pd_a4s>; }; /* irqpin2: IRQ16 - IRQ23 */
@@ -114,6 +123,7 @@ 0 149 IRQ_TYPE_LEVEL_HIGH 0 149 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp2_clks R8A7740_CLK_INTCA>; + power-domains = <&pd_a4s>; }; /* irqpin3: IRQ24 - IRQ31 */
@@ -135,6 +145,7 @@ 0 149 IRQ_TYPE_LEVEL_HIGH 0 149 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp2_clks R8A7740_CLK_INTCA>; + power-domains = <&pd_a4s>; }; ether: ethernet@e9a00000 {
@@ -143,6 +154,7 @@ <0xe9a01800 0x800>; interrupts = <0 110 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp3_clks R8A7740_CLK_GETHER>; + power-domains = <&pd_a4s>; phy-mode = "mii"; #address-cells = <1>; #size-cells = <0>;
@@ -159,6 +171,7 @@ 0 203 IRQ_TYPE_LEVEL_HIGH 0 204 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp1_clks R8A7740_CLK_IIC0>; + power-domains = <&pd_a4r>; status = "disabled"; };
@@ -172,6 +185,7 @@ 0 72 IRQ_TYPE_LEVEL_HIGH 0 73 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp3_clks R8A7740_CLK_IIC1>; + power-domains = <&pd_a3sp>; status = "disabled"; };
@@ -181,6 +195,7 @@ interrupts = <0 100 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp2_clks R8A7740_CLK_SCIFA0>; clock-names = "sci_ick"; + power-domains = <&pd_a3sp>; status = "disabled"; };
@@ -190,6 +205,7 @@ interrupts = <0 101 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp2_clks R8A7740_CLK_SCIFA1>; clock-names = "sci_ick"; + power-domains = <&pd_a3sp>; status = "disabled"; };
@@ -199,6 +215,7 @@ interrupts = <0 102 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp2_clks R8A7740_CLK_SCIFA2>; clock-names = "sci_ick"; + power-domains = <&pd_a3sp>; status = "disabled"; };
@@ -208,6 +225,7 @@ interrupts = <0 103 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp2_clks R8A7740_CLK_SCIFA3>; clock-names = "sci_ick"; + power-domains = <&pd_a3sp>; status = "disabled"; };
@@ -217,6 +235,7 @@ interrupts = <0 104 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp2_clks R8A7740_CLK_SCIFA4>; clock-names = "sci_ick"; + power-domains = <&pd_a3sp>; status = "disabled"; };
@@ -226,6 +245,7 @@ interrupts = <0 105 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp2_clks R8A7740_CLK_SCIFA5>; clock-names = "sci_ick"; + power-domains = <&pd_a3sp>; status = "disabled"; };
@@ -235,6 +255,7 @@ interrupts = <0 106 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp2_clks R8A7740_CLK_SCIFA6>; clock-names = "sci_ick"; + power-domains = <&pd_a3sp>; status = "disabled"; };
@@ -244,6 +265,7 @@ interrupts = <0 107 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp2_clks R8A7740_CLK_SCIFA7>; clock-names = "sci_ick"; + power-domains = <&pd_a3sp>; status = "disabled"; };
@@ -253,6 +275,7 @@ interrupts = <0 108 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp2_clks R8A7740_CLK_SCIFB>; clock-names = "sci_ick"; + power-domains = <&pd_a3sp>; status = "disabled"; };
@@ -271,12 +294,14 @@ <&irqpin2 4 0>, <&irqpin2 5 0>, <&irqpin2 6 0>, <&irqpin2 7 0>, <&irqpin3 0 0>, <&irqpin3 1 0>, <&irqpin3 2 0>, <&irqpin3 3 0>, <&irqpin3 4 0>, <&irqpin3 5 0>, <&irqpin3 6 0>, <&irqpin3 7 0>; + power-domains = <&pd_c5>; }; tpu: pwm@e6600000 { compatible = "renesas,tpu-r8a7740", "renesas,tpu"; reg = <0xe6600000 0x100>; clocks = <&mstp3_clks R8A7740_CLK_TPU0>; + power-domains = <&pd_a3sp>; status = "disabled"; #pwm-cells = <3>; };
@@ -287,6 +312,7 @@ interrupts = <0 56 IRQ_TYPE_LEVEL_HIGH 0 57 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp3_clks R8A7740_CLK_MMC>; + power-domains = <&pd_a3sp>; status = "disabled"; };
@@ -297,6 +323,7 @@ 0 118 IRQ_TYPE_LEVEL_HIGH 0 119 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp3_clks R8A7740_CLK_SDHI0>; + power-domains = <&pd_a3sp>; cap-sd-highspeed; cap-sdio-irq; status = "disabled";
@@ -309,6 +336,7 @@ 0 122 IRQ_TYPE_LEVEL_HIGH 0 123 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp3_clks R8A7740_CLK_SDHI1>; + power-domains = <&pd_a3sp>; cap-sd-highspeed; cap-sdio-irq; status = "disabled";
@@ -321,6 +349,7 @@ 0 126 IRQ_TYPE_LEVEL_HIGH 0 127 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp4_clks R8A7740_CLK_SDHI2>; + power-domains = <&pd_a3sp>; cap-sd-highspeed; cap-sdio-irq; status = "disabled";
@@ -332,6 +361,7 @@ reg = <0xfe1f0000 0x400>; interrupts = <0 9 0x4>; clocks = <&mstp3_clks R8A7740_CLK_FSI>; + power-domains = <&pd_a4mp>; status = "disabled"; };
@@ -343,6 +373,7 @@ <0 200 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp1_clks R8A7740_CLK_TMU0>; clock-names = "fck"; + power-domains = <&pd_a4r>; #renesas,channels = <3>;
@@ -357,6 +388,7 @@ <0 172 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp1_clks R8A7740_CLK_TMU1>; clock-names = "fck"; + power-domains = <&pd_a4r>; #renesas,channels = <3>;
@@ -543,4 +575,71 @@ "usbhost", "sdhi2", "usbfunc", "usphy"; }; }; + + sysc: system-controller@e6180000 { + compatible = "renesas,sysc-r8a7740", "renesas,sysc-rmobile"; + reg = <0xe6180000 8000>, <0xe6188000 8000>; + + pm-domains { + pd_c5: c5 { + #address-cells = <1>; + #size-cells = <0>; + #power-domain-cells = <0>; + + pd_a4lc: a4lc@1 { + reg = <1>; + #power-domain-cells = <0>; + }; + + pd_a4mp: a4mp@2 { + reg = <2>; + #power-domain-cells = <0>; + }; + + pd_d4: d4@3 { + reg = <3>; + #power-domain-cells = <0>; + }; + + pd_a4r: a4r@5 { + reg = <5>; + #address-cells = <1>; + #size-cells = <0>; + #power-domain-cells = <0>; + + pd_a3rv: a3rv@6 { + reg = <6>; + #power-domain-cells = <0>; + }; + }; + + pd_a4s: a4s@10 { + reg = <10>; + #address-cells = <1>; + #size-cells = <0>; + #power-domain-cells = <0>; + + pd_a3sp: a3sp@11 { + reg = <11>; + #power-domain-cells = <0>; + }; + + pd_a3sm: a3sm@12 { + reg = <12>; + #power-domain-cells = <0>; + }; + + pd_a3sg: a3sg@13 { + reg = <13>; + #power-domain-cells = <0>; + }; + }; + + pd_a4su: a4su@20 { + reg = <20>; + #power-domain-cells = <0>; + }; + }; + }; + }; };
--
1.9.1