diff options
| -rw-r--r-- | Documentation/devicetree/bindings/arm/altera/socfpga-clk-manager.txt | 11 | ||||
| -rw-r--r-- | Documentation/devicetree/bindings/clock/altr_socfpga.txt | 18 | ||||
| -rw-r--r-- | arch/arm/boot/dts/socfpga.dtsi | 157 | ||||
| -rw-r--r-- | arch/arm/boot/dts/socfpga_cyclone5.dts | 8 | ||||
| -rw-r--r-- | arch/arm/boot/dts/socfpga_vt.dts | 8 |
5 files changed, 202 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/arm/altera/socfpga-clk-manager.txt b/Documentation/devicetree/bindings/arm/altera/socfpga-clk-manager.txt new file mode 100644 index 00000000000..2c28f1d12f4 --- /dev/null +++ b/Documentation/devicetree/bindings/arm/altera/socfpga-clk-manager.txt @@ -0,0 +1,11 @@ +Altera SOCFPGA Clock Manager + +Required properties: +- compatible : "altr,clk-mgr" +- reg : Should contain base address and length for Clock Manager + +Example: + clkmgr@ffd04000 { + compatible = "altr,clk-mgr"; + reg = <0xffd04000 0x1000>; + }; diff --git a/Documentation/devicetree/bindings/clock/altr_socfpga.txt b/Documentation/devicetree/bindings/clock/altr_socfpga.txt new file mode 100644 index 00000000000..bd0c8416a5c --- /dev/null +++ b/Documentation/devicetree/bindings/clock/altr_socfpga.txt @@ -0,0 +1,18 @@ +Device Tree Clock bindings for Altera's SoCFPGA platform + +This binding uses the common clock binding[1]. + +[1] Documentation/devicetree/bindings/clock/clock-bindings.txt + +Required properties: +- compatible : shall be one of the following: + "altr,socfpga-pll-clock" - for a PLL clock + "altr,socfpga-perip-clock" - The peripheral clock divided from the + PLL clock. +- reg : shall be the control register offset from CLOCK_MANAGER's base for the clock. +- clocks : shall be the input parent clock phandle for the clock. This is + either an oscillator or a pll output. +- #clock-cells : from common clock binding, shall be set to 0. + +Optional properties: +- fixed-divider : If clocks have a fixed divider value, use this property. diff --git a/arch/arm/boot/dts/socfpga.dtsi b/arch/arm/boot/dts/socfpga.dtsi index 7e8769bd597..16a6e13e08b 100644 --- a/arch/arm/boot/dts/socfpga.dtsi +++ b/arch/arm/boot/dts/socfpga.dtsi @@ -81,6 +81,163 @@ }; }; + clkmgr@ffd04000 { + compatible = "altr,clk-mgr"; + reg = <0xffd04000 0x1000>; + + clocks { + #address-cells = <1>; + #size-cells = <0>; + + osc: osc1 { + #clock-cells = <0>; + compatible = "fixed-clock"; + }; + + main_pll: main_pll { + #address-cells = <1>; + #size-cells = <0>; + #clock-cells = <0>; + compatible = "altr,socfpga-pll-clock"; + clocks = <&osc>; + reg = <0x40>; + + mpuclk: mpuclk { + #clock-cells = <0>; + compatible = "altr,socfpga-perip-clk"; + clocks = <&main_pll>; + fixed-divider = <2>; + reg = <0x48>; + }; + + mainclk: mainclk { + #clock-cells = <0>; + compatible = "altr,socfpga-perip-clk"; + clocks = <&main_pll>; + fixed-divider = <4>; + reg = <0x4C>; + }; + + dbg_base_clk: dbg_base_clk { + #clock-cells = <0>; + compatible = "altr,socfpga-perip-clk"; + clocks = <&main_pll>; + fixed-divider = <4>; + reg = <0x50>; + }; + + main_qspi_clk: main_qspi_clk { + #clock-cells = <0>; + compatible = "altr,socfpga-perip-clk"; + clocks = <&main_pll>; + reg = <0x54>; + }; + + main_nand_sdmmc_clk: main_nand_sdmmc_clk { + #clock-cells = <0>; + compatible = "altr,socfpga-perip-clk"; + clocks = <&main_pll>; + reg = <0x58>; + }; + + cfg_s2f_usr0_clk: cfg_s2f_usr0_clk { + #clock-cells = <0>; + compatible = "altr,socfpga-perip-clk"; + clocks = <&main_pll>; + reg = <0x5C>; + }; + }; + + periph_pll: periph_pll { + #address-cells = <1>; + #size-cells = <0>; + #clock-cells = <0>; + compatible = "altr,socfpga-pll-clock"; + clocks = <&osc>; + reg = <0x80>; + + emac0_clk: emac0_clk { + #clock-cells = <0>; + compatible = "altr,socfpga-perip-clk"; + clocks = <&periph_pll>; + reg = <0x88>; + }; + + emac1_clk: emac1_clk { + #clock-cells = <0>; + compatible = "altr,socfpga-perip-clk"; + clocks = <&periph_pll>; + reg = <0x8C>; + }; + + per_qspi_clk: per_qsi_clk { + #clock-cells = <0>; + compatible = "altr,socfpga-perip-clk"; + clocks = <&periph_pll>; + reg = <0x90>; + }; + + per_nand_mmc_clk: per_nand_mmc_clk { + #clock-cells = <0>; + compatible = "altr,socfpga-perip-clk"; + clocks = <&periph_pll>; + reg = <0x94>; + }; + + per_base_clk: per_base_clk { + #clock-cells = <0>; + compatible = "altr,socfpga-perip-clk"; + clocks = <&periph_pll>; + reg = <0x98>; + }; + + s2f_usr1_clk: s2f_usr1_clk { + #clock-cells = <0>; + compatible = "altr,socfpga-perip-clk"; + clocks = <&periph_pll>; + reg = <0x9C>; + }; + }; + + sdram_pll: sdram_pll { + #address-cells = <1>; + #size-cells = <0>; + #clock-cells = <0>; + compatible = "altr,socfpga-pll-clock"; + clocks = <&osc>; + reg = <0xC0>; + + ddr_dqs_clk: ddr_dqs_clk { + #clock-cells = <0>; + compatible = "altr,socfpga-perip-clk"; + clocks = <&sdram_pll>; + reg = <0xC8>; + }; + + ddr_2x_dqs_clk: ddr_2x_dqs_clk { + #clock-cells = <0>; + compatible = "altr,socfpga-perip-clk"; + clocks = <&sdram_pll>; + reg = <0xCC>; + }; + + ddr_dq_clk: ddr_dq_clk { + #clock-cells = <0>; + compatible = "altr,socfpga-perip-clk"; + clocks = <&sdram_pll>; + reg = <0xD0>; + }; + + s2f_usr2_clk: s2f_usr2_clk { + #clock-cells = <0>; + compatible = "altr,socfpga-perip-clk"; + clocks = <&sdram_pll>; + reg = <0xD4>; + }; + }; + }; + }; + gmac0: stmmac@ff700000 { compatible = "altr,socfpga-stmmac", "snps,dwmac-3.70a", "snps,dwmac"; reg = <0xff700000 0x2000>; diff --git a/arch/arm/boot/dts/socfpga_cyclone5.dts b/arch/arm/boot/dts/socfpga_cyclone5.dts index 3ae8a83a087..2495958f101 100644 --- a/arch/arm/boot/dts/socfpga_cyclone5.dts +++ b/arch/arm/boot/dts/socfpga_cyclone5.dts @@ -33,6 +33,14 @@ }; soc { + clkmgr@ffd04000 { + clocks { + osc1 { + clock-frequency = <25000000>; + }; + }; + }; + timer0@ffc08000 { clock-frequency = <100000000>; }; diff --git a/arch/arm/boot/dts/socfpga_vt.dts b/arch/arm/boot/dts/socfpga_vt.dts index 1036eba40bb..0bf035d607f 100644 --- a/arch/arm/boot/dts/socfpga_vt.dts +++ b/arch/arm/boot/dts/socfpga_vt.dts @@ -33,6 +33,14 @@ }; soc { + clkmgr@ffd04000 { + clocks { + osc1 { + clock-frequency = <10000000>; + }; + }; + }; + timer0@ffc08000 { clock-frequency = <7000000>; }; |