| From 94d9cf31aaa444284affca1dd57647945972fc3d Mon Sep 17 00:00:00 2001 |
| From: Simon Horman <horms+renesas@verge.net.au> |
| Date: Thu, 15 May 2014 20:31:57 +0900 |
| Subject: ARM: shmobile: r8a7779: Add clocks |
| |
| Declare all core and MSTP clocks currently used by r8a7779-based boards. |
| |
| Based on work by Laurent Pinchart for the r8a7790 and r8a7791 SoCs. |
| |
| Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com |
| Signed-off-by: Simon Horman <horms+renesas@verge.net.au> |
| (cherry picked from commit 1e8515384bfa5efa5803a38c5ba7fecd6514c527) |
| Signed-off-by: Simon Horman <horms+renesas@verge.net.au> |
| --- |
| arch/arm/boot/dts/r8a7779.dtsi | 144 +++++++++++++++++++++++++++++++++++++++++ |
| 1 file changed, 144 insertions(+) |
| |
| diff --git a/arch/arm/boot/dts/r8a7779.dtsi b/arch/arm/boot/dts/r8a7779.dtsi |
| index b517c8e6b420..5a62970f9a12 100644 |
| --- a/arch/arm/boot/dts/r8a7779.dtsi |
| +++ b/arch/arm/boot/dts/r8a7779.dtsi |
| @@ -11,6 +11,7 @@ |
| |
| /include/ "skeleton.dtsi" |
| |
| +#include <dt-bindings/clock/r8a7779-clock.h> |
| #include <dt-bindings/interrupt-controller/irq.h> |
| |
| / { |
| @@ -265,4 +266,147 @@ |
| #size-cells = <0>; |
| status = "disabled"; |
| }; |
| + |
| + clocks { |
| + #address-cells = <2>; |
| + #size-cells = <2>; |
| + ranges; |
| + |
| + /* External root clock */ |
| + extal_clk: extal_clk { |
| + compatible = "fixed-clock"; |
| + #clock-cells = <0>; |
| + /* This value must be overriden by the board. */ |
| + clock-frequency = <0>; |
| + clock-output-names = "extal"; |
| + }; |
| + |
| + /* Special CPG clocks */ |
| + cpg_clocks: cpg_clocks@0xe6150000 { |
| + compatible = "renesas,r8a7779-cpg-clocks"; |
| + reg = <0 0xffc80000 0 0x30>; |
| + clocks = <&extal_clk>; |
| + #clock-cells = <1>; |
| + clock-output-names = "plla", "z", "zs", "s", |
| + "s1", "p", "b", "out"; |
| + }; |
| + |
| + /* Fixed factor clocks */ |
| + i_clk: i_clk { |
| + compatible = "fixed-factor-clock"; |
| + clocks = <&cpg_clocks R8A7779_CLK_PLLA>; |
| + #clock-cells = <0>; |
| + clock-div = <2>; |
| + clock-mult = <1>; |
| + clock-output-names = "i"; |
| + }; |
| + s3_clk: s3_clk { |
| + compatible = "fixed-factor-clock"; |
| + clocks = <&cpg_clocks R8A7779_CLK_PLLA>; |
| + #clock-cells = <0>; |
| + clock-div = <8>; |
| + clock-mult = <1>; |
| + clock-output-names = "s3"; |
| + }; |
| + s4_clk: s4_clk { |
| + compatible = "fixed-factor-clock"; |
| + clocks = <&cpg_clocks R8A7779_CLK_PLLA>; |
| + #clock-cells = <0>; |
| + clock-div = <16>; |
| + clock-mult = <1>; |
| + clock-output-names = "s4"; |
| + }; |
| + g_clk: g_clk { |
| + compatible = "fixed-factor-clock"; |
| + clocks = <&cpg_clocks R8A7779_CLK_PLLA>; |
| + #clock-cells = <0>; |
| + clock-div = <24>; |
| + clock-mult = <1>; |
| + clock-output-names = "g"; |
| + }; |
| + |
| + /* Gate clocks */ |
| + mstp0_clks: mstp0_clks { |
| + compatible = "renesas,r8a7779-mstp-clocks", |
| + "renesas,cpg-mstp-clocks"; |
| + reg = <0 0xffc80030 0 4>; |
| + clocks = <&cpg_clocks R8A7779_CLK_S>, |
| + <&cpg_clocks R8A7779_CLK_P>, |
| + <&cpg_clocks R8A7779_CLK_P>, |
| + <&cpg_clocks R8A7779_CLK_P>, |
| + <&cpg_clocks R8A7779_CLK_S>, |
| + <&cpg_clocks R8A7779_CLK_S>, |
| + <&cpg_clocks R8A7779_CLK_S1>, |
| + <&cpg_clocks R8A7779_CLK_S1>, |
| + <&cpg_clocks R8A7779_CLK_S1>, |
| + <&cpg_clocks R8A7779_CLK_S1>, |
| + <&cpg_clocks R8A7779_CLK_S1>, |
| + <&cpg_clocks R8A7779_CLK_S1>, |
| + <&cpg_clocks R8A7779_CLK_P>, |
| + <&cpg_clocks R8A7779_CLK_P>, |
| + <&cpg_clocks R8A7779_CLK_P>, |
| + <&cpg_clocks R8A7779_CLK_P>; |
| + #clock-cells = <1>; |
| + renesas,clock-indices = < |
| + R8A7779_CLK_HSPI R8A7779_CLK_TMU2 |
| + R8A7779_CLK_TMU1 R8A7779_CLK_TMU0 |
| + R8A7779_CLK_HSCIF1 R8A7779_CLK_HSCIF0 |
| + R8A7779_CLK_SCIF5 R8A7779_CLK_SCIF4 |
| + R8A7779_CLK_SCIF3 R8A7779_CLK_SCIF2 |
| + R8A7779_CLK_SCIF1 R8A7779_CLK_SCIF0 |
| + R8A7779_CLK_I2C3 R8A7779_CLK_I2C2 |
| + R8A7779_CLK_I2C1 R8A7779_CLK_I2C0 |
| + >; |
| + clock-output-names = |
| + "hspi", "tmu2", "tmu1", "tmu0", "hscif1", |
| + "hscif0", "scif5", "scif4", "scif3", "scif2", |
| + "scif1", "scif0", "i2c3", "i2c2", "i2c1", |
| + "i2c0"; |
| + }; |
| + mstp1_clks: mstp1_clks { |
| + compatible = "renesas,r8a7779-mstp-clocks", |
| + "renesas,cpg-mstp-clocks"; |
| + reg = <0 0xffc80034 0 4>, <0 0xffc80044 0 4>; |
| + clocks = <&cpg_clocks R8A7779_CLK_P>, |
| + <&cpg_clocks R8A7779_CLK_P>, |
| + <&cpg_clocks R8A7779_CLK_S>, |
| + <&cpg_clocks R8A7779_CLK_S>, |
| + <&cpg_clocks R8A7779_CLK_S>, |
| + <&cpg_clocks R8A7779_CLK_S>, |
| + <&cpg_clocks R8A7779_CLK_P>, |
| + <&cpg_clocks R8A7779_CLK_P>, |
| + <&cpg_clocks R8A7779_CLK_P>, |
| + <&cpg_clocks R8A7779_CLK_S>; |
| + #clock-cells = <1>; |
| + renesas,clock-indices = < |
| + R8A7779_CLK_USB01 R8A7779_CLK_USB2 |
| + R8A7779_CLK_DU R8A7779_CLK_VIN2 |
| + R8A7779_CLK_VIN1 R8A7779_CLK_VIN0 |
| + R8A7779_CLK_ETHER R8A7779_CLK_SATA |
| + R8A7779_CLK_PCIE R8A7779_CLK_VIN3 |
| + >; |
| + clock-output-names = |
| + "usb01", "usb2", |
| + "du", "vin2", |
| + "vin1", "vin0", |
| + "ether", "sata", |
| + "pcie", "vin3"; |
| + }; |
| + mstp3_clks: mstp3_clks { |
| + compatible = "renesas,r8a7779-mstp-clocks", |
| + "renesas,cpg-mstp-clocks"; |
| + reg = <0 0xffc8003c 0 4>; |
| + clocks = <&s4_clk>, <&s4_clk>, <&s4_clk>, <&s4_clk>, |
| + <&s4_clk>, <&s4_clk>; |
| + #clock-cells = <1>; |
| + renesas,clock-indices = < |
| + R8A7779_CLK_SDHI3 R8A7779_CLK_SDHI2 |
| + R8A7779_CLK_SDHI1 R8A7779_CLK_SDHI0 |
| + R8A7779_CLK_MMC1 R8A7779_CLK_MMC0 |
| + >; |
| + clock-output-names = |
| + "sdhi3", "sdhi2", "sdhi1", "sdhi0", |
| + "mmc1", "mmc0"; |
| + }; |
| + }; |
| }; |
| -- |
| 2.1.2 |
| |