[PATCH RESEND v2 4/4] ARM: dts: exynos5440: convert magic numbers to macros in clock bindings
From: Andrzej Hajda <hidden>
Date: 2014-02-24 13:23:00
Also in:
linux-arm-kernel, linux-samsung-soc
Subsystem:
common clk framework, open firmware and flattened device tree bindings, the rest · Maintainers:
Stephen Boyd, Brian Masney, Jerome Brunet, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
The patch replaces magic numbers with macros defined in DT header in exynos5440 clock bindings. Signed-off-by: Andrzej Hajda <redacted> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Acked-by: Tomasz Figa <redacted> Acked-by: Mike Turquette <redacted> --- .../devicetree/bindings/clock/exynos5440-clock.txt | 45 +++------------------- arch/arm/boot/dts/exynos5440.dtsi | 33 ++++++++-------- 2 files changed, 23 insertions(+), 55 deletions(-)
diff --git a/Documentation/devicetree/bindings/clock/exynos5440-clock.txt b/Documentation/devicetree/bindings/clock/exynos5440-clock.txt
index 9955dc9..5f7005f 100644
--- a/Documentation/devicetree/bindings/clock/exynos5440-clock.txt
+++ b/Documentation/devicetree/bindings/clock/exynos5440-clock.txt@@ -12,45 +12,12 @@ Required Properties: - #clock-cells: should be 1. -The following is the list of clocks generated by the controller. Each clock is -assigned an identifier and client nodes use this identifier to specify the -clock which they consume. - - - [Core Clocks] - - Clock ID - ---------------------------- - - xtal 1 - arm_clk 2 - - [Peripheral Clock Gates] - - Clock ID - ---------------------------- - - spi_baud 16 - pb0_250 17 - pr0_250 18 - pr1_250 19 - b_250 20 - b_125 21 - b_200 22 - sata 23 - usb 24 - gmac0 25 - cs250 26 - pb0_250_o 27 - pr0_250_o 28 - pr1_250_o 29 - b_250_o 30 - b_125_o 31 - b_200_o 32 - sata_o 33 - usb_o 34 - gmac0_o 35 - cs250_o 36 +Each clock is assigned an identifier and client nodes can use this identifier +to specify the clock which they consume. + +All available clocks are defined as preprocessor macros in +dt-bindings/clock/exynos5440.h header and can be used in device +tree sources. Example: An example of a clock controller node is listed below.
diff --git a/arch/arm/boot/dts/exynos5440.dtsi b/arch/arm/boot/dts/exynos5440.dtsi
index 02a0a12..75c7b89 100644
--- a/arch/arm/boot/dts/exynos5440.dtsi
+++ b/arch/arm/boot/dts/exynos5440.dtsi@@ -9,6 +9,7 @@ * published by the Free Software Foundation. */ +#include <dt-bindings/clock/exynos5440.h> #include "skeleton.dtsi" / {
@@ -105,7 +106,7 @@ compatible = "samsung,exynos4210-uart"; reg = <0xB0000 0x1000>; interrupts = <0 2 0>; - clocks = <&clock 21>, <&clock 21>; + clocks = <&clock CLK_B_125>, <&clock CLK_B_125>; clock-names = "uart", "clk_uart_baud0"; };
@@ -113,7 +114,7 @@ compatible = "samsung,exynos4210-uart"; reg = <0xC0000 0x1000>; interrupts = <0 3 0>; - clocks = <&clock 21>, <&clock 21>; + clocks = <&clock CLK_B_125>, <&clock CLK_B_125>; clock-names = "uart", "clk_uart_baud0"; };
@@ -125,7 +126,7 @@ #size-cells = <0>; samsung,spi-src-clk = <0>; num-cs = <1>; - clocks = <&clock 21>, <&clock 16>; + clocks = <&clock CLK_B_125>, <&clock CLK_SPI_BAUD>; clock-names = "spi", "spi_busclk0"; };
@@ -161,7 +162,7 @@ interrupts = <0 5 0>; #address-cells = <1>; #size-cells = <0>; - clocks = <&clock 21>; + clocks = <&clock CLK_B_125>; clock-names = "i2c"; };
@@ -171,7 +172,7 @@ interrupts = <0 6 0>; #address-cells = <1>; #size-cells = <0>; - clocks = <&clock 21>; + clocks = <&clock CLK_B_125>; clock-names = "i2c"; };
@@ -179,7 +180,7 @@ compatible = "samsung,s3c2410-wdt"; reg = <0x110000 0x1000>; interrupts = <0 1 0>; - clocks = <&clock 21>; + clocks = <&clock CLK_B_125>; clock-names = "watchdog"; };
@@ -190,7 +191,7 @@ interrupts = <0 31 4>; interrupt-names = "macirq"; phy-mode = "sgmii"; - clocks = <&clock 25>; + clocks = <&clock CLK_GMAC0>; clock-names = "stmmaceth"; };
@@ -206,7 +207,7 @@ compatible = "samsung,s3c6410-rtc"; reg = <0x130000 0x1000>; interrupts = <0 17 0>, <0 16 0>; - clocks = <&clock 21>; + clocks = <&clock CLK_B_125>; clock-names = "rtc"; };
@@ -214,7 +215,7 @@ compatible = "samsung,exynos5440-tmu"; reg = <0x160118 0x230>, <0x160368 0x10>; interrupts = <0 58 0>; - clocks = <&clock 21>; + clocks = <&clock CLK_B_125>; clock-names = "tmu_apbif"; };
@@ -222,7 +223,7 @@ compatible = "samsung,exynos5440-tmu"; reg = <0x16011C 0x230>, <0x160368 0x10>; interrupts = <0 58 0>; - clocks = <&clock 21>; + clocks = <&clock CLK_B_125>; clock-names = "tmu_apbif"; };
@@ -230,7 +231,7 @@ compatible = "samsung,exynos5440-tmu"; reg = <0x160120 0x230>, <0x160368 0x10>; interrupts = <0 58 0>; - clocks = <&clock 21>; + clocks = <&clock CLK_B_125>; clock-names = "tmu_apbif"; };
@@ -238,7 +239,7 @@ compatible = "snps,exynos5440-ahci"; reg = <0x210000 0x10000>; interrupts = <0 30 0>; - clocks = <&clock 23>; + clocks = <&clock CLK_SATA>; clock-names = "sata"; };
@@ -246,7 +247,7 @@ compatible = "samsung,exynos5440-ohci"; reg = <0x220000 0x1000>; interrupts = <0 29 0>; - clocks = <&clock 24>; + clocks = <&clock CLK_USB>; clock-names = "usbhost"; };
@@ -254,7 +255,7 @@ compatible = "samsung,exynos5440-ehci"; reg = <0x221000 0x1000>; interrupts = <0 29 0>; - clocks = <&clock 24>; + clocks = <&clock CLK_USB>; clock-names = "usbhost"; };
@@ -264,7 +265,7 @@ 0x270000 0x1000 0x271000 0x40>; interrupts = <0 20 0>, <0 21 0>, <0 22 0>; - clocks = <&clock 28>, <&clock 27>; + clocks = <&clock CLK_PR0_250_O>, <&clock CLK_PB0_250_O>; clock-names = "pcie", "pcie_bus"; #address-cells = <3>; #size-cells = <2>;
@@ -285,7 +286,7 @@ 0x272000 0x1000 0x271040 0x40>; interrupts = <0 23 0>, <0 24 0>, <0 25 0>; - clocks = <&clock 29>, <&clock 27>; + clocks = <&clock CLK_PR1_250_O>, <&clock CLK_PB0_250_O>; clock-names = "pcie", "pcie_bus"; #address-cells = <3>; #size-cells = <2>;
--
1.8.3.2