Exynos5420 and Exynos5250 share some nodes: the PWM, syscon
(sysreg_system_controller) and first four I2C controllers. Move them to
parent DTSI to avoid duplication.
Signed-off-by: Krzysztof Kozlowski <k...@kernel.org>
Reviewed-by: Javier Martinez Canillas <jav...@osg.samsung.com>
Tested-by: Javier Martinez Canillas <jav...@osg.samsung.com>
---
Important changes since v2:
1. Move also i2c[0123] to exynos5.dtsi.
---
arch/arm/boot/dts/exynos5.dtsi | 56 ++++++++++++++++++++
arch/arm/boot/dts/exynos5250.dtsi | 108 ++++++++++++--------------------------
arch/arm/boot/dts/exynos5420.dtsi | 108 ++++++++++++--------------------------
3 files changed, 124 insertions(+), 148 deletions(-)
diff --git a/arch/arm/boot/dts/exynos5.dtsi b/arch/arm/boot/dts/exynos5.dtsi
index d5c0f18a4223..c5d198c70b86 100644
--- a/arch/arm/boot/dts/exynos5.dtsi
+++ b/arch/arm/boot/dts/exynos5.dtsi
@@ -20,6 +20,10 @@
interrupt-parent = <&gic>;
aliases {
+ i2c0 = &i2c_0;
+ i2c1 = &i2c_1;
+ i2c2 = &i2c_2;
+ i2c3 = &i2c_3;
serial0 = &serial_0;
serial1 = &serial_1;
serial2 = &serial_2;
@@ -63,6 +67,11 @@
interrupts = <1 9 0xf04>;
};
+ sysreg_system_controller: syscon@10050000 {
+ compatible = "samsung,exynos5-sysreg", "syscon";
+ reg = <0x10050000 0x5000>;
+ };
+
serial_0: serial@12C00000 {
compatible = "samsung,exynos4210-uart";
reg = <0x12C00000 0x100>;
@@ -87,6 +96,53 @@
interrupts = <0 54 0>;
};
+ i2c_0: i2c@12C60000 {
+ compatible = "samsung,s3c2440-i2c";
+ reg = <0x12C60000 0x100>;
+ interrupts = <0 56 0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ samsung,sysreg-phandle = <&sysreg_system_controller>;
+ status = "disabled";
+ };
+
+ i2c_1: i2c@12C70000 {
+ compatible = "samsung,s3c2440-i2c";
+ reg = <0x12C70000 0x100>;
+ interrupts = <0 57 0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ samsung,sysreg-phandle = <&sysreg_system_controller>;
+ status = "disabled";
+ };
+
+ i2c_2: i2c@12C80000 {
+ compatible = "samsung,s3c2440-i2c";
+ reg = <0x12C80000 0x100>;
+ interrupts = <0 58 0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ samsung,sysreg-phandle = <&sysreg_system_controller>;
+ status = "disabled";
+ };
+
+ i2c_3: i2c@12C90000 {
+ compatible = "samsung,s3c2440-i2c";
+ reg = <0x12C90000 0x100>;
+ interrupts = <0 59 0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ samsung,sysreg-phandle = <&sysreg_system_controller>;
+ status = "disabled";
+ };
+
+ pwm: pwm@12DD0000 {
+ compatible = "samsung,exynos4210-pwm";
+ reg = <0x12DD0000 0x100>;
+ samsung,pwm-outputs = <0>, <1>, <2>, <3>;
+ #pwm-cells = <3>;
+ };
+
rtc: rtc@101E0000 {
compatible = "samsung,s3c6410-rtc";
reg = <0x101E0000 0x100>;
diff --git a/arch/arm/boot/dts/exynos5250.dtsi
b/arch/arm/boot/dts/exynos5250.dtsi
index c7158b2fb213..ae4970d1c74f 100644
--- a/arch/arm/boot/dts/exynos5250.dtsi
+++ b/arch/arm/boot/dts/exynos5250.dtsi
@@ -37,10 +37,6 @@
mshc1 = &mmc_1;
mshc2 = &mmc_2;
mshc3 = &mmc_3;
- i2c0 = &i2c_0;
- i2c1 = &i2c_1;
- i2c2 = &i2c_2;
- i2c3 = &i2c_3;
i2c4 = &i2c_4;
i2c5 = &i2c_5;
i2c6 = &i2c_6;
@@ -235,11 +231,6 @@
interrupt-parent = <&gic>;
};
- sysreg_system_controller: syscon@10050000 {
- compatible = "samsung,exynos5-sysreg", "syscon";
- reg = <0x10050000 0x5000>;
- };
-
watchdog@101D0000 {
compatible = "samsung,exynos5250-wdt";
reg = <0x101D0000 0x100>;
@@ -328,62 +319,7 @@
status = "disabled";
};
- i2c_0: i2c@12C60000 {
- compatible = "samsung,s3c2440-i2c";
- reg = <0x12C60000 0x100>;
- interrupts = <0 56 0>;
- #address-cells = <1>;
- #size-cells = <0>;
- clocks = <&clock CLK_I2C0>;
- clock-names = "i2c";
- pinctrl-names = "default";
- pinctrl-0 = <&i2c0_bus>;
- samsung,sysreg-phandle = <&sysreg_system_controller>;
- status = "disabled";
- };
-
- i2c_1: i2c@12C70000 {
- compatible = "samsung,s3c2440-i2c";
- reg = <0x12C70000 0x100>;
- interrupts = <0 57 0>;
- #address-cells = <1>;
- #size-cells = <0>;
- clocks = <&clock CLK_I2C1>;
- clock-names = "i2c";
- pinctrl-names = "default";
- pinctrl-0 = <&i2c1_bus>;
- samsung,sysreg-phandle = <&sysreg_system_controller>;
- status = "disabled";
- };
-
- i2c_2: i2c@12C80000 {
- compatible = "samsung,s3c2440-i2c";
- reg = <0x12C80000 0x100>;
- interrupts = <0 58 0>;
- #address-cells = <1>;
- #size-cells = <0>;
- clocks = <&clock CLK_I2C2>;
- clock-names = "i2c";
- pinctrl-names = "default";
- pinctrl-0 = <&i2c2_bus>;
- samsung,sysreg-phandle = <&sysreg_system_controller>;
- status = "disabled";
- };
-
- i2c_3: i2c@12C90000 {
- compatible = "samsung,s3c2440-i2c";
- reg = <0x12C90000 0x100>;
- interrupts = <0 59 0>;
- #address-cells = <1>;
- #size-cells = <0>;
- clocks = <&clock CLK_I2C3>;
- clock-names = "i2c";
- pinctrl-names = "default";
- pinctrl-0 = <&i2c3_bus>;
- samsung,sysreg-phandle = <&sysreg_system_controller>;
- status = "disabled";
- };
-
+ /* i2c_0-3 are defined in exynos5.dtsi */
i2c_4: i2c@12CA0000 {
compatible = "samsung,s3c2440-i2c";
reg = <0x12CA0000 0x100>;
@@ -662,15 +598,6 @@
samsung,pmureg-phandle = <&pmu_system_controller>;
};
- pwm: pwm@12dd0000 {
- compatible = "samsung,exynos4210-pwm";
- reg = <0x12dd0000 0x100>;
- samsung,pwm-outputs = <0>, <1>, <2>, <3>;
- #pwm-cells = <3>;
- clocks = <&clock CLK_PWM>;
- clock-names = "timers";
- };
-
amba {
#address-cells = <1>;
#size-cells = <1>;
@@ -1070,6 +997,39 @@
iommus = <&sysmmu_fimd1>;
};
+&i2c_0 {
+ clocks = <&clock CLK_I2C0>;
+ clock-names = "i2c";
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c0_bus>;
+};
+
+&i2c_1 {
+ clocks = <&clock CLK_I2C1>;
+ clock-names = "i2c";
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c1_bus>;
+};
+
+&i2c_2 {
+ clocks = <&clock CLK_I2C2>;
+ clock-names = "i2c";
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c2_bus>;
+};
+
+&i2c_3 {
+ clocks = <&clock CLK_I2C3>;
+ clock-names = "i2c";
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c3_bus>;
+};
+
+&pwm {
+ clocks = <&clock CLK_PWM>;
+ clock-names = "timers";
+};
+
&rtc {
clocks = <&clock CLK_RTC>;
clock-names = "rtc";
diff --git a/arch/arm/boot/dts/exynos5420.dtsi
b/arch/arm/boot/dts/exynos5420.dtsi
index 549ebf23fee0..f2e8e6482888 100644
--- a/arch/arm/boot/dts/exynos5420.dtsi
+++ b/arch/arm/boot/dts/exynos5420.dtsi
@@ -30,10 +30,6 @@
pinctrl2 = &pinctrl_2;
pinctrl3 = &pinctrl_3;
pinctrl4 = &pinctrl_4;
- i2c0 = &i2c_0;
- i2c1 = &i2c_1;
- i2c2 = &i2c_2;
- i2c3 = &i2c_3;
i2c4 = &hsi2c_4;
i2c5 = &hsi2c_5;
i2c6 = &hsi2c_6;
@@ -542,15 +538,6 @@
status = "disabled";
};
- pwm: pwm@12dd0000 {
- compatible = "samsung,exynos4210-pwm";
- reg = <0x12dd0000 0x100>;
- samsung,pwm-outputs = <0>, <1>, <2>, <3>;
- #pwm-cells = <3>;
- clocks = <&clock CLK_PWM>;
- clock-names = "timers";
- };
-
dp_phy: dp-video-phy {
compatible = "samsung,exynos5420-dp-video-phy";
samsung,pmu-syscon = <&pmu_system_controller>;
@@ -588,62 +575,7 @@
status = "disabled";
};
- i2c_0: i2c@12C60000 {
- compatible = "samsung,s3c2440-i2c";
- reg = <0x12C60000 0x100>;
- interrupts = <0 56 0>;
- #address-cells = <1>;
- #size-cells = <0>;
- clocks = <&clock CLK_I2C0>;
- clock-names = "i2c";
- pinctrl-names = "default";
- pinctrl-0 = <&i2c0_bus>;
- samsung,sysreg-phandle = <&sysreg_system_controller>;
- status = "disabled";
- };
-
- i2c_1: i2c@12C70000 {
- compatible = "samsung,s3c2440-i2c";
- reg = <0x12C70000 0x100>;
- interrupts = <0 57 0>;
- #address-cells = <1>;
- #size-cells = <0>;
- clocks = <&clock CLK_I2C1>;
- clock-names = "i2c";
- pinctrl-names = "default";
- pinctrl-0 = <&i2c1_bus>;
- samsung,sysreg-phandle = <&sysreg_system_controller>;
- status = "disabled";
- };
-
- i2c_2: i2c@12C80000 {
- compatible = "samsung,s3c2440-i2c";
- reg = <0x12C80000 0x100>;
- interrupts = <0 58 0>;
- #address-cells = <1>;
- #size-cells = <0>;
- clocks = <&clock CLK_I2C2>;
- clock-names = "i2c";
- pinctrl-names = "default";
- pinctrl-0 = <&i2c2_bus>;
- samsung,sysreg-phandle = <&sysreg_system_controller>;
- status = "disabled";
- };
-
- i2c_3: i2c@12C90000 {
- compatible = "samsung,s3c2440-i2c";
- reg = <0x12C90000 0x100>;
- interrupts = <0 59 0>;
- #address-cells = <1>;
- #size-cells = <0>;
- clocks = <&clock CLK_I2C3>;
- clock-names = "i2c";
- pinctrl-names = "default";
- pinctrl-0 = <&i2c3_bus>;
- samsung,sysreg-phandle = <&sysreg_system_controller>;
- status = "disabled";
- };
-
+ /* i2c_0-3 are defined in exynos5.dtsi */
hsi2c_4: i2c@12CA0000 {
compatible = "samsung,exynos5250-hsi2c";
reg = <0x12CA0000 0x1000>;
@@ -823,11 +755,6 @@
interrupt-parent = <&gic>;
};
- sysreg_system_controller: syscon@10050000 {
- compatible = "samsung,exynos5-sysreg", "syscon";
- reg = <0x10050000 0x5000>;
- };
-
tmu_cpu0: tmu@10060000 {
compatible = "samsung,exynos5420-tmu";
reg = <0x10060000 0x100>;
@@ -1207,6 +1134,39 @@
iommu-names = "m0", "m1";
};
+&i2c_0 {
+ clocks = <&clock CLK_I2C0>;
+ clock-names = "i2c";
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c0_bus>;
+};
+
+&i2c_1 {
+ clocks = <&clock CLK_I2C1>;
+ clock-names = "i2c";
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c1_bus>;
+};
+
+&i2c_2 {
+ clocks = <&clock CLK_I2C2>;
+ clock-names = "i2c";
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c2_bus>;
+};
+
+&i2c_3 {
+ clocks = <&clock CLK_I2C3>;
+ clock-names = "i2c";
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c3_bus>;
+};
+
+&pwm {
+ clocks = <&clock CLK_PWM>;
+ clock-names = "timers";
+};
+
&rtc {
clocks = <&clock CLK_RTC>;
clock-names = "rtc";
--
2.7.4
