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Subject[PATCH v1 4/6] arm: dts: modify clock binding in NPCM750 device tree
Date
Modify clock binding in a common device tree for all Nuvoton
NPCM750 BMCs.

Modify NPCM750 modules clock numbers accourding the new
clock driver.

Signed-off-by: Tomer Maimon <tmaimon77@gmail.com>
---
arch/arm/boot/dts/nuvoton-npcm750.dtsi | 58 ++++++++++++++++++++++++++--------
1 file changed, 44 insertions(+), 14 deletions(-)

diff --git a/arch/arm/boot/dts/nuvoton-npcm750.dtsi b/arch/arm/boot/dts/nuvoton-npcm750.dtsi
index c7d80d2152ae..d53eccfe44cb 100644
--- a/arch/arm/boot/dts/nuvoton-npcm750.dtsi
+++ b/arch/arm/boot/dts/nuvoton-npcm750.dtsi
@@ -17,7 +17,7 @@
cpu@0 {
device_type = "cpu";
compatible = "arm,cortex-a9";
- clocks = <&clk 10>;
+ clocks = <&clk 0>;
clock-names = "clk_cpu";
reg = <0>;
next-level-cache = <&l2>;
@@ -26,31 +26,58 @@
cpu@1 {
device_type = "cpu";
compatible = "arm,cortex-a9";
- clocks = <&clk 10>;
+ clocks = <&clk 0>;
clock-names = "clk_cpu";
reg = <1>;
next-level-cache = <&l2>;
};
};

- /* external clock signal rg1refck, supplied by the phy */
- clk-rg1refck {
+ /* external reference clock */
+ clk-refclk: clk-refclk {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <25000000>;
+ clock-output-names = "refclk";
+ };
+
+ /* external reference clock for cpu. float in normal operation */
+ clk-sysbypck: clk-sysbypck {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <800000000>;
+ clock-output-names = "sysbypck";
+ };
+
+ /* external reference clock for MC. float in normal operation */
+ clk-mcbypck: clk-mcbypck {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <800000000>;
+ clock-output-names = "mcbypck";
+ };
+
+ /* external clock signal rg1refck, supplied by the phy */
+ clk-rg1refck: clk-rg1refck {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <125000000>;
+ clock-output-names = "clk-rg1refck";
};

/* external clock signal rg2refck, supplied by the phy */
- clk-rg2refck {
+ clk-rg2refck: clk-rg2refck {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <125000000>;
+ clock-output-names = "clk-rg2refck";
};

- clk-xin {
+ clk-xin: clk-xin {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <50000000>;
+ clock-output-names = "clk-xin";
};

soc {
@@ -77,7 +104,7 @@
interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>;
cache-unified;
cache-level = <2>;
- clocks = <&clk 22>;
+ clocks = <&clk 10>;
arm,shared-override;
};

@@ -94,7 +121,7 @@
reg = <0x3fe600 0x20>;
interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) |
IRQ_TYPE_LEVEL_HIGH)>;
- clocks = <&clk 15>;
+ clocks = <&clk 5>;
};
};

@@ -106,9 +133,12 @@
ranges;

clk: clock-controller@f0801000 {
- compatible = "nuvoton,npcm750-clk";
+ compatible = "nuvoton,npcm750-clk", "syscon";
#clock-cells = <1>;
+ clock-controller;
reg = <0xf0801000 0x1000>;
+ clock-names = "refclk", "sysbypck", "mcbypck";
+ clocks = <&clk-refclk>, <&clk-sysbypck>, <&clk-mcbypck>;
};

apb {
@@ -122,7 +152,7 @@
compatible = "nuvoton,npcm750-timer";
interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
reg = <0x8000 0x50>;
- clocks = <&clk 15>;
+ clocks = <&clk 5>;
};

watchdog0: watchdog@801C {
@@ -152,7 +182,7 @@
serial0: serial@1000 {
compatible = "nuvoton,npcm750-uart";
reg = <0x1000 0x1000>;
- clocks = <&clk 14>;
+ clocks = <&clk 6>;
interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>;
reg-shift = <2>;
status = "disabled";
@@ -161,7 +191,7 @@
serial1: serial@2000 {
compatible = "nuvoton,npcm750-uart";
reg = <0x2000 0x1000>;
- clocks = <&clk 14>;
+ clocks = <&clk 6>;
interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
reg-shift = <2>;
status = "disabled";
@@ -170,7 +200,7 @@
serial2: serial@3000 {
compatible = "nuvoton,npcm750-uart";
reg = <0x3000 0x1000>;
- clocks = <&clk 14>;
+ clocks = <&clk 6>;
interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>;
reg-shift = <2>;
status = "disabled";
@@ -179,7 +209,7 @@
serial3: serial@4000 {
compatible = "nuvoton,npcm750-uart";
reg = <0x4000 0x1000>;
- clocks = <&clk 14>;
+ clocks = <&clk 6>;
interrupts = <GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>;
reg-shift = <2>;
status = "disabled";
--
2.14.1
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