Our current motivation is to use OF initialization for RAM and UART. But adding full DTS would be helpful in future, for instance, for OF configuration of Ethernet, MMC, USB, etc.
This commit imports arch/arm/boot/dts/zynq-7000.dtsi from Linux 3.15-rc5 and adjusts the license comment block for SPDX.
Signed-off-by: Masahiro Yamada yamada.m@jp.panasonic.com Suggested-by: Michal Simek michal.simek@xilinx.com ---
Changes in v2: - Import zynq-7000.dtsi from Linux Kernel v3.15-rc5
arch/arm/dts/zynq-7000.dtsi | 194 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 194 insertions(+)
diff --git a/arch/arm/dts/zynq-7000.dtsi b/arch/arm/dts/zynq-7000.dtsi index f20b8bd..2d076f1 100644 --- a/arch/arm/dts/zynq-7000.dtsi +++ b/arch/arm/dts/zynq-7000.dtsi @@ -10,4 +10,198 @@
/ { compatible = "xlnx,zynq-7000"; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu@0 { + compatible = "arm,cortex-a9"; + device_type = "cpu"; + reg = <0>; + clocks = <&clkc 3>; + clock-latency = <1000>; + operating-points = < + /* kHz uV */ + 666667 1000000 + 333334 1000000 + 222223 1000000 + >; + }; + + cpu@1 { + compatible = "arm,cortex-a9"; + device_type = "cpu"; + reg = <1>; + clocks = <&clkc 3>; + }; + }; + + pmu { + compatible = "arm,cortex-a9-pmu"; + interrupts = <0 5 4>, <0 6 4>; + interrupt-parent = <&intc>; + reg = < 0xf8891000 0x1000 0xf8893000 0x1000 >; + }; + + amba { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <1>; + interrupt-parent = <&intc>; + ranges; + + i2c0: zynq-i2c@e0004000 { + compatible = "cdns,i2c-r1p10"; + status = "disabled"; + clocks = <&clkc 38>; + interrupt-parent = <&intc>; + interrupts = <0 25 4>; + reg = <0xe0004000 0x1000>; + #address-cells = <1>; + #size-cells = <0>; + }; + + i2c1: zynq-i2c@e0005000 { + compatible = "cdns,i2c-r1p10"; + status = "disabled"; + clocks = <&clkc 39>; + interrupt-parent = <&intc>; + interrupts = <0 48 4>; + reg = <0xe0005000 0x1000>; + #address-cells = <1>; + #size-cells = <0>; + }; + + intc: interrupt-controller@f8f01000 { + compatible = "arm,cortex-a9-gic"; + #interrupt-cells = <3>; + #address-cells = <1>; + interrupt-controller; + reg = <0xF8F01000 0x1000>, + <0xF8F00100 0x100>; + }; + + L2: cache-controller { + compatible = "arm,pl310-cache"; + reg = <0xF8F02000 0x1000>; + arm,data-latency = <3 2 2>; + arm,tag-latency = <2 2 2>; + cache-unified; + cache-level = <2>; + }; + + uart0: uart@e0000000 { + compatible = "xlnx,xuartps"; + status = "disabled"; + clocks = <&clkc 23>, <&clkc 40>; + clock-names = "ref_clk", "aper_clk"; + reg = <0xE0000000 0x1000>; + interrupts = <0 27 4>; + }; + + uart1: uart@e0001000 { + compatible = "xlnx,xuartps"; + status = "disabled"; + clocks = <&clkc 24>, <&clkc 41>; + clock-names = "ref_clk", "aper_clk"; + reg = <0xE0001000 0x1000>; + interrupts = <0 50 4>; + }; + + gem0: ethernet@e000b000 { + compatible = "cdns,gem"; + reg = <0xe000b000 0x4000>; + status = "disabled"; + interrupts = <0 22 4>; + clocks = <&clkc 30>, <&clkc 30>, <&clkc 13>; + clock-names = "pclk", "hclk", "tx_clk"; + }; + + gem1: ethernet@e000c000 { + compatible = "cdns,gem"; + reg = <0xe000c000 0x4000>; + status = "disabled"; + interrupts = <0 45 4>; + clocks = <&clkc 31>, <&clkc 31>, <&clkc 14>; + clock-names = "pclk", "hclk", "tx_clk"; + }; + + sdhci0: ps7-sdhci@e0100000 { + compatible = "arasan,sdhci-8.9a"; + status = "disabled"; + clock-names = "clk_xin", "clk_ahb"; + clocks = <&clkc 21>, <&clkc 32>; + interrupt-parent = <&intc>; + interrupts = <0 24 4>; + reg = <0xe0100000 0x1000>; + } ; + + sdhci1: ps7-sdhci@e0101000 { + compatible = "arasan,sdhci-8.9a"; + status = "disabled"; + clock-names = "clk_xin", "clk_ahb"; + clocks = <&clkc 22>, <&clkc 33>; + interrupt-parent = <&intc>; + interrupts = <0 47 4>; + reg = <0xe0101000 0x1000>; + } ; + + slcr: slcr@f8000000 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "xlnx,zynq-slcr", "syscon"; + reg = <0xF8000000 0x1000>; + ranges; + clkc: clkc@100 { + #clock-cells = <1>; + compatible = "xlnx,ps7-clkc"; + ps-clk-frequency = <33333333>; + fclk-enable = <0>; + clock-output-names = "armpll", "ddrpll", "iopll", "cpu_6or4x", + "cpu_3or2x", "cpu_2x", "cpu_1x", "ddr2x", "ddr3x", + "dci", "lqspi", "smc", "pcap", "gem0", "gem1", + "fclk0", "fclk1", "fclk2", "fclk3", "can0", "can1", + "sdio0", "sdio1", "uart0", "uart1", "spi0", "spi1", + "dma", "usb0_aper", "usb1_aper", "gem0_aper", + "gem1_aper", "sdio0_aper", "sdio1_aper", + "spi0_aper", "spi1_aper", "can0_aper", "can1_aper", + "i2c0_aper", "i2c1_aper", "uart0_aper", "uart1_aper", + "gpio_aper", "lqspi_aper", "smc_aper", "swdt", + "dbg_trc", "dbg_apb"; + reg = <0x100 0x100>; + }; + }; + + global_timer: timer@f8f00200 { + compatible = "arm,cortex-a9-global-timer"; + reg = <0xf8f00200 0x20>; + interrupts = <1 11 0x301>; + interrupt-parent = <&intc>; + clocks = <&clkc 4>; + }; + + ttc0: ttc0@f8001000 { + interrupt-parent = <&intc>; + interrupts = < 0 10 4 0 11 4 0 12 4 >; + compatible = "cdns,ttc"; + clocks = <&clkc 6>; + reg = <0xF8001000 0x1000>; + }; + + ttc1: ttc1@f8002000 { + interrupt-parent = <&intc>; + interrupts = < 0 37 4 0 38 4 0 39 4 >; + compatible = "cdns,ttc"; + clocks = <&clkc 6>; + reg = <0xF8002000 0x1000>; + }; + scutimer: scutimer@f8f00600 { + interrupt-parent = <&intc>; + interrupts = < 1 13 0x301 >; + compatible = "arm,cortex-a9-twd-timer"; + reg = < 0xf8f00600 0x20 >; + clocks = <&clkc 4>; + } ; + }; };