[PATCH v7 4/6] ARM: dts: Exynos: add cpu nodes, opp and cpu clock configuration data
From: Thomas Abraham <hidden>
Date: 2014-07-14 13:38:36
Also in:
linux-pm, linux-samsung-soc
Subsystem:
the rest · Maintainer:
Linus Torvalds
From: Thomas Abraham <redacted> For Exynos 4210/5250/5420 based platforms, add CPU nodes, operating points and cpu clock data for migrating from Exynos specific cpufreq driver to using generic cpufreq drivers. Cc: Kukjin Kim <redacted> Signed-off-by: Thomas Abraham <redacted> Reviewed-by: Amit Daniel Kachhap <redacted> Tested-by: Arjun K.V <redacted> --- arch/arm/boot/dts/exynos4210-origen.dts | 6 ++++ arch/arm/boot/dts/exynos4210-trats.dts | 6 ++++ arch/arm/boot/dts/exynos4210-universal_c210.dts | 6 ++++ arch/arm/boot/dts/exynos4210.dtsi | 27 ++++++++++++++++ arch/arm/boot/dts/exynos5250-arndale.dts | 6 ++++ arch/arm/boot/dts/exynos5250-cros-common.dtsi | 6 ++++ arch/arm/boot/dts/exynos5250-smdk5250.dts | 6 ++++ arch/arm/boot/dts/exynos5250.dtsi | 23 ++++++++++++++ arch/arm/boot/dts/exynos5420-smdk5420.dts | 6 ++++ arch/arm/boot/dts/exynos5420.dtsi | 38 +++++++++++++++++++++++ 10 files changed, 130 insertions(+)
diff --git a/arch/arm/boot/dts/exynos4210-origen.dts b/arch/arm/boot/dts/exynos4210-origen.dts
index f767c42..49a97fc 100644
--- a/arch/arm/boot/dts/exynos4210-origen.dts
+++ b/arch/arm/boot/dts/exynos4210-origen.dts@@ -33,6 +33,12 @@ bootargs ="root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC2,115200 init=/linuxrc"; }; + cpus { + cpu at 0 { + cpu0-supply = <&buck1_reg>; + }; + }; + regulators { compatible = "simple-bus"; #address-cells = <1>;
diff --git a/arch/arm/boot/dts/exynos4210-trats.dts b/arch/arm/boot/dts/exynos4210-trats.dts
index f516da9..fe32b6a 100644
--- a/arch/arm/boot/dts/exynos4210-trats.dts
+++ b/arch/arm/boot/dts/exynos4210-trats.dts@@ -30,6 +30,12 @@ bootargs = "console=ttySAC2,115200N8 root=/dev/mmcblk0p5 rootwait earlyprintk panic=5"; }; + cpus { + cpu: cpu at 0 { + cpu0-supply = <&varm_breg>; + }; + }; + regulators { compatible = "simple-bus";
diff --git a/arch/arm/boot/dts/exynos4210-universal_c210.dts b/arch/arm/boot/dts/exynos4210-universal_c210.dts
index d50eb3a..8ab12d6 100644
--- a/arch/arm/boot/dts/exynos4210-universal_c210.dts
+++ b/arch/arm/boot/dts/exynos4210-universal_c210.dts@@ -28,6 +28,12 @@ bootargs = "console=ttySAC2,115200N8 root=/dev/mmcblk0p5 rw rootwait earlyprintk panic=5 maxcpus=1"; }; + cpus { + cpu: cpu at 0 { + cpu0-supply = <&vdd_arm_reg>; + }; + }; + sysram at 02020000 { smp-sysram at 0 { status = "disabled";
diff --git a/arch/arm/boot/dts/exynos4210.dtsi b/arch/arm/boot/dts/exynos4210.dtsi
index ee3001f..c3a73bf 100644
--- a/arch/arm/boot/dts/exynos4210.dtsi
+++ b/arch/arm/boot/dts/exynos4210.dtsi@@ -31,6 +31,33 @@ pinctrl2 = &pinctrl_2; }; + cpus { + #address-cells = <1>; + #size-cells = <0>; + cpu at 0 { + device_type = "cpu"; + compatible = "arm,cortex-a9"; + reg = <0>; + clocks = <&clock CLK_ARM_CLK>; + clock-names = "cpu"; + + operating-points = < + 1200000 1250000 + 1000000 1150000 + 800000 1075000 + 500000 975000 + 400000 975000 + 200000 950000 + >; + }; + + cpu at 1 { + device_type = "cpu"; + compatible = "arm,cortex-a9"; + reg = <1>; + }; + }; + sysram at 02020000 { compatible = "mmio-sram"; reg = <0x02020000 0x20000>;
diff --git a/arch/arm/boot/dts/exynos5250-arndale.dts b/arch/arm/boot/dts/exynos5250-arndale.dts
index d0de1f5..d9b803b 100644
--- a/arch/arm/boot/dts/exynos5250-arndale.dts
+++ b/arch/arm/boot/dts/exynos5250-arndale.dts@@ -26,6 +26,12 @@ bootargs = "console=ttySAC2,115200"; }; + cpus { + cpu at 0 { + cpu0-supply = <&buck2_reg>; + }; + }; + rtc at 101E0000 { status = "okay"; };
diff --git a/arch/arm/boot/dts/exynos5250-cros-common.dtsi b/arch/arm/boot/dts/exynos5250-cros-common.dtsi
index 89ac90f..34bb31c 100644
--- a/arch/arm/boot/dts/exynos5250-cros-common.dtsi
+++ b/arch/arm/boot/dts/exynos5250-cros-common.dtsi@@ -19,6 +19,12 @@ chosen { }; + cpus { + cpu at 0 { + cpu0-supply = <&buck2_reg>; + }; + }; + pinctrl at 11400000 { /* * Disabled pullups since external part has its own pullups and
diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts
index a794a70..3632f7a 100644
--- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
+++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts@@ -27,6 +27,12 @@ bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC2,115200 init=/linuxrc"; }; + cpus { + cpu at 0 { + cpu0-supply = <&buck2_reg>; + }; + }; + rtc at 101E0000 { status = "okay"; };
diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi
index 834fb5a..66b0f98 100644
--- a/arch/arm/boot/dts/exynos5250.dtsi
+++ b/arch/arm/boot/dts/exynos5250.dtsi@@ -63,6 +63,29 @@ compatible = "arm,cortex-a15"; reg = <0>; clock-frequency = <1700000000>; + + clocks = <&clock CLK_ARM_CLK>; + clock-names = "cpu"; + + operating-points = < + 1700000 1300000 + 1600000 1250000 + 1500000 1225000 + 1400000 1200000 + 1300000 1150000 + 1200000 1125000 + 1100000 1100000 + 1000000 1075000 + 900000 1050000 + 800000 1025000 + 700000 1012500 + 600000 1000000 + 500000 975000 + 400000 950000 + 300000 937500 + 200000 925000 + >; + clock-latency = <200000>; }; cpu at 1 { device_type = "cpu";
diff --git a/arch/arm/boot/dts/exynos5420-smdk5420.dts b/arch/arm/boot/dts/exynos5420-smdk5420.dts
index 6052aa9..084e587 100644
--- a/arch/arm/boot/dts/exynos5420-smdk5420.dts
+++ b/arch/arm/boot/dts/exynos5420-smdk5420.dts@@ -24,6 +24,12 @@ bootargs = "console=ttySAC2,115200 init=/linuxrc"; }; + cpus { + cpu at 4 { + cpu0-supply = <&buck6_reg>; + }; + }; + fixed-rate-clocks { oscclk { compatible = "samsung,exynos5420-oscclk";
diff --git a/arch/arm/boot/dts/exynos5420.dtsi b/arch/arm/boot/dts/exynos5420.dtsi
index 1595722..6bec2e3 100644
--- a/arch/arm/boot/dts/exynos5420.dtsi
+++ b/arch/arm/boot/dts/exynos5420.dtsi@@ -59,8 +59,26 @@ device_type = "cpu"; compatible = "arm,cortex-a15"; reg = <0x0>; + clocks = <&clock CLK_ARM_CLK>; + clock-names = "cpu-cluster.0"; clock-frequency = <1800000000>; cci-control-port = <&cci_control1>; + clock-latency = <200000>; + + operating-points = < + 1800000 1250000 + 1700000 1212500 + 1600000 1175000 + 1500000 1137500 + 1400000 1112500 + 1300000 1062500 + 1200000 1037500 + 1100000 1012500 + 1000000 987500 + 900000 962500 + 800000 937500 + 700000 912500 + >; }; cpu1: cpu at 1 {
@@ -69,6 +87,7 @@ reg = <0x1>; clock-frequency = <1800000000>; cci-control-port = <&cci_control1>; + clock-latency = <200000>; }; cpu2: cpu at 2 {
@@ -77,6 +96,7 @@ reg = <0x2>; clock-frequency = <1800000000>; cci-control-port = <&cci_control1>; + clock-latency = <200000>; }; cpu3: cpu at 3 {
@@ -85,14 +105,29 @@ reg = <0x3>; clock-frequency = <1800000000>; cci-control-port = <&cci_control1>; + clock-latency = <200000>; }; cpu4: cpu at 100 { device_type = "cpu"; compatible = "arm,cortex-a7"; reg = <0x100>; + clocks = <&clock CLK_KFC_CLK>; + clock-names = "cpu-cluster.1"; clock-frequency = <1000000000>; cci-control-port = <&cci_control0>; + clock-latency = <200000>; + + operating-points = < + 1300000 1275000 + 1200000 1212500 + 1100000 1162500 + 1000000 1112500 + 900000 1062500 + 800000 1025000 + 700000 975000 + 600000 937500 + >; }; cpu5: cpu at 101 {
@@ -101,6 +136,7 @@ reg = <0x101>; clock-frequency = <1000000000>; cci-control-port = <&cci_control0>; + clock-latency = <200000>; }; cpu6: cpu at 102 {
@@ -109,6 +145,7 @@ reg = <0x102>; clock-frequency = <1000000000>; cci-control-port = <&cci_control0>; + clock-latency = <200000>; }; cpu7: cpu at 103 {
@@ -117,6 +154,7 @@ reg = <0x103>; clock-frequency = <1000000000>; cci-control-port = <&cci_control0>; + clock-latency = <200000>; }; };
--
1.7.9.5