![Chen-Yu Tsai](/assets/img/avatar_default.png)
With sun8i PRCM support available, we can add the PRCM clock and reset controller nodes to the DTSI. Also update R_UART's clock phandle and add it's reset control phandle. Signed-off-by: Chen-Yu Tsai <wens@csie.org> Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
344 lines
7.6 KiB
Plaintext
344 lines
7.6 KiB
Plaintext
/*
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* Copyright 2014 Chen-Yu Tsai
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*
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* Chen-Yu Tsai <wens@csie.org>
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*
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* The code contained herein is licensed under the GNU General Public
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* License. You may obtain a copy of the GNU General Public License
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* Version 2 or later at the following locations:
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*
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* http://www.opensource.org/licenses/gpl-license.html
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* http://www.gnu.org/copyleft/gpl.html
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*/
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/include/ "skeleton.dtsi"
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/ {
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interrupt-parent = <&gic>;
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aliases {
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serial0 = &uart0;
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serial1 = &uart1;
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serial2 = &uart2;
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serial3 = &uart3;
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serial4 = &uart4;
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serial5 = &r_uart;
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};
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cpus {
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#address-cells = <1>;
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#size-cells = <0>;
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cpu@0 {
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compatible = "arm,cortex-a7";
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device_type = "cpu";
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reg = <0>;
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};
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cpu@1 {
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compatible = "arm,cortex-a7";
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device_type = "cpu";
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reg = <1>;
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};
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};
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memory {
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reg = <0x40000000 0x40000000>;
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};
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clocks {
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#address-cells = <1>;
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#size-cells = <1>;
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ranges;
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osc24M: osc24M_clk {
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#clock-cells = <0>;
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compatible = "fixed-clock";
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clock-frequency = <24000000>;
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clock-output-names = "osc24M";
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};
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osc32k: osc32k_clk {
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#clock-cells = <0>;
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compatible = "fixed-clock";
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clock-frequency = <32768>;
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clock-output-names = "osc32k";
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};
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pll1: clk@01c20000 {
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#clock-cells = <0>;
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compatible = "allwinner,sun8i-a23-pll1-clk";
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reg = <0x01c20000 0x4>;
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clocks = <&osc24M>;
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clock-output-names = "pll1";
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};
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/* dummy clock until actually implemented */
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pll6: pll6_clk {
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#clock-cells = <0>;
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compatible = "fixed-clock";
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clock-frequency = <600000000>;
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clock-output-names = "pll6";
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};
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cpu: cpu_clk@01c20050 {
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#clock-cells = <0>;
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compatible = "allwinner,sun4i-a10-cpu-clk";
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reg = <0x01c20050 0x4>;
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/*
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* PLL1 is listed twice here.
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* While it looks suspicious, it's actually documented
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* that way both in the datasheet and in the code from
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* Allwinner.
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*/
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clocks = <&osc32k>, <&osc24M>, <&pll1>, <&pll1>;
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clock-output-names = "cpu";
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};
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axi: axi_clk@01c20050 {
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#clock-cells = <0>;
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compatible = "allwinner,sun8i-a23-axi-clk";
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reg = <0x01c20050 0x4>;
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clocks = <&cpu>;
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clock-output-names = "axi";
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};
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ahb1_mux: ahb1_mux_clk@01c20054 {
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#clock-cells = <0>;
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compatible = "allwinner,sun6i-a31-ahb1-mux-clk";
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reg = <0x01c20054 0x4>;
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clocks = <&osc32k>, <&osc24M>, <&axi>, <&pll6>;
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clock-output-names = "ahb1_mux";
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};
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ahb1: ahb1_clk@01c20054 {
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#clock-cells = <0>;
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compatible = "allwinner,sun4i-a10-ahb-clk";
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reg = <0x01c20054 0x4>;
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clocks = <&ahb1_mux>;
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clock-output-names = "ahb1";
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};
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apb1: apb1_clk@01c20054 {
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#clock-cells = <0>;
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compatible = "allwinner,sun4i-a10-apb0-clk";
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reg = <0x01c20054 0x4>;
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clocks = <&ahb1>;
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clock-output-names = "apb1";
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};
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ahb1_gates: clk@01c20060 {
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#clock-cells = <1>;
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compatible = "allwinner,sun8i-a23-ahb1-gates-clk";
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reg = <0x01c20060 0x8>;
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clocks = <&ahb1>;
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clock-output-names = "ahb1_mipidsi", "ahb1_dma",
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"ahb1_mmc0", "ahb1_mmc1", "ahb1_mmc2",
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"ahb1_nand", "ahb1_sdram",
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"ahb1_hstimer", "ahb1_spi0",
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"ahb1_spi1", "ahb1_otg", "ahb1_ehci",
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"ahb1_ohci", "ahb1_ve", "ahb1_lcd",
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"ahb1_csi", "ahb1_be", "ahb1_fe",
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"ahb1_gpu", "ahb1_spinlock",
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"ahb1_drc";
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};
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apb1_gates: clk@01c20068 {
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#clock-cells = <1>;
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compatible = "allwinner,sun8i-a23-apb1-gates-clk";
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reg = <0x01c20068 0x4>;
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clocks = <&apb1>;
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clock-output-names = "apb1_codec", "apb1_pio",
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"apb1_daudio0", "apb1_daudio1";
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};
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apb2_mux: apb2_mux_clk@01c20058 {
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#clock-cells = <0>;
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compatible = "allwinner,sun4i-a10-apb1-mux-clk";
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reg = <0x01c20058 0x4>;
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clocks = <&osc32k>, <&osc24M>, <&pll6>, <&pll6>;
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clock-output-names = "apb2_mux";
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};
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apb2: apb2_clk@01c20058 {
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#clock-cells = <0>;
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compatible = "allwinner,sun6i-a31-apb2-div-clk";
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reg = <0x01c20058 0x4>;
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clocks = <&apb2_mux>;
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clock-output-names = "apb2";
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};
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apb2_gates: clk@01c2006c {
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#clock-cells = <1>;
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compatible = "allwinner,sun8i-a23-apb2-gates-clk";
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reg = <0x01c2006c 0x4>;
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clocks = <&apb2>;
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clock-output-names = "apb2_i2c0", "apb2_i2c1",
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"apb2_i2c2", "apb2_uart0",
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"apb2_uart1", "apb2_uart2",
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"apb2_uart3", "apb2_uart4";
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};
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};
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soc@01c00000 {
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <1>;
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ranges;
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ahb1_rst: reset@01c202c0 {
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#reset-cells = <1>;
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compatible = "allwinner,sun6i-a31-clock-reset";
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reg = <0x01c202c0 0xc>;
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};
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apb1_rst: reset@01c202d0 {
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#reset-cells = <1>;
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compatible = "allwinner,sun6i-a31-clock-reset";
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reg = <0x01c202d0 0x4>;
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};
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apb2_rst: reset@01c202d8 {
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#reset-cells = <1>;
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compatible = "allwinner,sun6i-a31-clock-reset";
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reg = <0x01c202d8 0x4>;
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};
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timer@01c20c00 {
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compatible = "allwinner,sun4i-a10-timer";
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reg = <0x01c20c00 0xa0>;
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interrupts = <0 18 4>,
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<0 19 4>;
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clocks = <&osc24M>;
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};
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wdt0: watchdog@01c20ca0 {
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compatible = "allwinner,sun6i-a31-wdt";
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reg = <0x01c20ca0 0x20>;
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interrupts = <0 25 4>;
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};
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uart0: serial@01c28000 {
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compatible = "snps,dw-apb-uart";
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reg = <0x01c28000 0x400>;
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interrupts = <0 0 4>;
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reg-shift = <2>;
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reg-io-width = <4>;
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clocks = <&apb2_gates 16>;
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resets = <&apb2_rst 16>;
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status = "disabled";
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};
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uart1: serial@01c28400 {
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compatible = "snps,dw-apb-uart";
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reg = <0x01c28400 0x400>;
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interrupts = <0 1 4>;
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reg-shift = <2>;
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reg-io-width = <4>;
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clocks = <&apb2_gates 17>;
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resets = <&apb2_rst 17>;
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status = "disabled";
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};
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uart2: serial@01c28800 {
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compatible = "snps,dw-apb-uart";
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reg = <0x01c28800 0x400>;
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interrupts = <0 2 4>;
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reg-shift = <2>;
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reg-io-width = <4>;
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clocks = <&apb2_gates 18>;
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resets = <&apb2_rst 18>;
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status = "disabled";
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};
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uart3: serial@01c28c00 {
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compatible = "snps,dw-apb-uart";
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reg = <0x01c28c00 0x400>;
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interrupts = <0 3 4>;
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reg-shift = <2>;
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reg-io-width = <4>;
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clocks = <&apb2_gates 19>;
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resets = <&apb2_rst 19>;
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status = "disabled";
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};
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uart4: serial@01c29000 {
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compatible = "snps,dw-apb-uart";
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reg = <0x01c29000 0x400>;
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interrupts = <0 4 4>;
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reg-shift = <2>;
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reg-io-width = <4>;
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clocks = <&apb2_gates 20>;
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resets = <&apb2_rst 20>;
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status = "disabled";
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};
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gic: interrupt-controller@01c81000 {
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compatible = "arm,cortex-a7-gic", "arm,cortex-a15-gic";
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reg = <0x01c81000 0x1000>,
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<0x01c82000 0x1000>,
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<0x01c84000 0x2000>,
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<0x01c86000 0x2000>;
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interrupt-controller;
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#interrupt-cells = <3>;
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interrupts = <1 9 0xf04>;
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};
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prcm@01f01400 {
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compatible = "allwinner,sun8i-a23-prcm";
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reg = <0x01f01400 0x200>;
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ar100: ar100_clk {
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compatible = "fixed-factor-clock";
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#clock-cells = <0>;
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clock-div = <1>;
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clock-mult = <1>;
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clocks = <&osc24M>;
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clock-output-names = "ar100";
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};
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ahb0: ahb0_clk {
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compatible = "fixed-factor-clock";
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#clock-cells = <0>;
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clock-div = <1>;
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clock-mult = <1>;
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clocks = <&ar100>;
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clock-output-names = "ahb0";
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};
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apb0: apb0_clk {
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compatible = "allwinner,sun8i-a23-apb0-clk";
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#clock-cells = <0>;
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clocks = <&ahb0>;
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clock-output-names = "apb0";
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};
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apb0_gates: apb0_gates_clk {
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compatible = "allwinner,sun8i-a23-apb0-gates-clk";
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#clock-cells = <1>;
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clocks = <&apb0>;
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clock-output-names = "apb0_pio", "apb0_timer",
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"apb0_rsb", "apb0_uart",
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"apb0_i2c";
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};
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apb0_rst: apb0_rst {
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compatible = "allwinner,sun6i-a31-clock-reset";
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#reset-cells = <1>;
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};
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};
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r_uart: serial@01f02800 {
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compatible = "snps,dw-apb-uart";
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reg = <0x01f02800 0x400>;
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interrupts = <0 38 4>;
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reg-shift = <2>;
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reg-io-width = <4>;
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clocks = <&apb0_gates 4>;
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resets = <&apb0_rst 4>;
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status = "disabled";
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};
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};
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};
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