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042000b003
Adds the main PLL clock groups for SOCFPGA into device tree file
so that the clock framework to query the clock and clock rates
appropriately.
$cat /sys/kernel/debug/clk/clk_summary
clock enable_cnt prepare_cnt rate
---------------------------------------------------------------------
osc1 2 2 25000000
sdram_pll 0 0 400000000
s2f_usr2_clk 0 0 66666666
ddr_dq_clk 0 0 200000000
ddr_2x_dqs_clk 0 0 400000000
ddr_dqs_clk 0 0 200000000
periph_pll 2 2 500000000
s2f_usr1_clk 0 0 50000000
per_base_clk 4 4 100000000
per_nand_mmc_clk 0 0 25000000
per_qsi_clk 0 0 250000000
emac1_clk 1 1 125000000
emac0_clk 0 0 125000000
main_pll 1 1 1600000000
cfg_s2f_usr0_clk 0 0 100000000
main_nand_sdmmc_clk 0 0 100000000
main_qspi_clk 0 0 400000000
dbg_base_clk 0 0 400000000
mainclk 0 0 400000000
mpuclk 1 1 800000000
smp_twd 1 1 200000000
Signed-off-by: Dinh Nguyen <dinguyen@altera.com>
Reviewed-by: Pavel Machek <pavel@denx.de>
Signed-off-by: Olof Johansson <olof@lixom.net>
316 lines
7.0 KiB
Plaintext
316 lines
7.0 KiB
Plaintext
/*
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* Copyright (C) 2012 Altera <www.altera.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/include/ "skeleton.dtsi"
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/ {
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#address-cells = <1>;
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#size-cells = <1>;
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aliases {
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ethernet0 = &gmac0;
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serial0 = &uart0;
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serial1 = &uart1;
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timer0 = &timer0;
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timer1 = &timer1;
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timer2 = &timer2;
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timer3 = &timer3;
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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-a9";
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device_type = "cpu";
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reg = <0>;
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next-level-cache = <&L2>;
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};
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cpu@1 {
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compatible = "arm,cortex-a9";
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device_type = "cpu";
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reg = <1>;
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next-level-cache = <&L2>;
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};
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};
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intc: intc@fffed000 {
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compatible = "arm,cortex-a9-gic";
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#interrupt-cells = <3>;
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interrupt-controller;
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reg = <0xfffed000 0x1000>,
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<0xfffec100 0x100>;
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};
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soc {
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#address-cells = <1>;
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#size-cells = <1>;
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compatible = "simple-bus";
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device_type = "soc";
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interrupt-parent = <&intc>;
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ranges;
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amba {
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compatible = "arm,amba-bus";
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#address-cells = <1>;
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#size-cells = <1>;
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ranges;
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pdma: pdma@ffe01000 {
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compatible = "arm,pl330", "arm,primecell";
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reg = <0xffe01000 0x1000>;
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interrupts = <0 180 4>;
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#dma-cells = <1>;
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#dma-channels = <8>;
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#dma-requests = <32>;
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};
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};
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clkmgr@ffd04000 {
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compatible = "altr,clk-mgr";
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reg = <0xffd04000 0x1000>;
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clocks {
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#address-cells = <1>;
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#size-cells = <0>;
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osc: osc1 {
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#clock-cells = <0>;
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compatible = "fixed-clock";
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};
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main_pll: main_pll {
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#address-cells = <1>;
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#size-cells = <0>;
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#clock-cells = <0>;
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compatible = "altr,socfpga-pll-clock";
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clocks = <&osc>;
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reg = <0x40>;
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mpuclk: mpuclk {
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#clock-cells = <0>;
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compatible = "altr,socfpga-perip-clk";
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clocks = <&main_pll>;
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fixed-divider = <2>;
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reg = <0x48>;
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};
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mainclk: mainclk {
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#clock-cells = <0>;
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compatible = "altr,socfpga-perip-clk";
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clocks = <&main_pll>;
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fixed-divider = <4>;
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reg = <0x4C>;
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};
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dbg_base_clk: dbg_base_clk {
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#clock-cells = <0>;
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compatible = "altr,socfpga-perip-clk";
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clocks = <&main_pll>;
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fixed-divider = <4>;
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reg = <0x50>;
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};
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main_qspi_clk: main_qspi_clk {
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#clock-cells = <0>;
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compatible = "altr,socfpga-perip-clk";
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clocks = <&main_pll>;
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reg = <0x54>;
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};
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main_nand_sdmmc_clk: main_nand_sdmmc_clk {
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#clock-cells = <0>;
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compatible = "altr,socfpga-perip-clk";
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clocks = <&main_pll>;
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reg = <0x58>;
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};
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cfg_s2f_usr0_clk: cfg_s2f_usr0_clk {
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#clock-cells = <0>;
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compatible = "altr,socfpga-perip-clk";
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clocks = <&main_pll>;
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reg = <0x5C>;
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};
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};
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periph_pll: periph_pll {
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#address-cells = <1>;
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#size-cells = <0>;
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#clock-cells = <0>;
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compatible = "altr,socfpga-pll-clock";
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clocks = <&osc>;
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reg = <0x80>;
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emac0_clk: emac0_clk {
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#clock-cells = <0>;
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compatible = "altr,socfpga-perip-clk";
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clocks = <&periph_pll>;
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reg = <0x88>;
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};
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emac1_clk: emac1_clk {
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#clock-cells = <0>;
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compatible = "altr,socfpga-perip-clk";
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clocks = <&periph_pll>;
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reg = <0x8C>;
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};
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per_qspi_clk: per_qsi_clk {
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#clock-cells = <0>;
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compatible = "altr,socfpga-perip-clk";
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clocks = <&periph_pll>;
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reg = <0x90>;
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};
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per_nand_mmc_clk: per_nand_mmc_clk {
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#clock-cells = <0>;
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compatible = "altr,socfpga-perip-clk";
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clocks = <&periph_pll>;
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reg = <0x94>;
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};
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per_base_clk: per_base_clk {
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#clock-cells = <0>;
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compatible = "altr,socfpga-perip-clk";
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clocks = <&periph_pll>;
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reg = <0x98>;
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};
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s2f_usr1_clk: s2f_usr1_clk {
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#clock-cells = <0>;
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compatible = "altr,socfpga-perip-clk";
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clocks = <&periph_pll>;
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reg = <0x9C>;
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};
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};
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sdram_pll: sdram_pll {
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#address-cells = <1>;
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#size-cells = <0>;
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#clock-cells = <0>;
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compatible = "altr,socfpga-pll-clock";
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clocks = <&osc>;
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reg = <0xC0>;
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ddr_dqs_clk: ddr_dqs_clk {
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#clock-cells = <0>;
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compatible = "altr,socfpga-perip-clk";
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clocks = <&sdram_pll>;
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reg = <0xC8>;
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};
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ddr_2x_dqs_clk: ddr_2x_dqs_clk {
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#clock-cells = <0>;
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compatible = "altr,socfpga-perip-clk";
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clocks = <&sdram_pll>;
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reg = <0xCC>;
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};
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ddr_dq_clk: ddr_dq_clk {
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#clock-cells = <0>;
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compatible = "altr,socfpga-perip-clk";
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clocks = <&sdram_pll>;
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reg = <0xD0>;
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};
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s2f_usr2_clk: s2f_usr2_clk {
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#clock-cells = <0>;
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compatible = "altr,socfpga-perip-clk";
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clocks = <&sdram_pll>;
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reg = <0xD4>;
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};
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};
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};
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};
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gmac0: stmmac@ff700000 {
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compatible = "altr,socfpga-stmmac", "snps,dwmac-3.70a", "snps,dwmac";
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reg = <0xff700000 0x2000>;
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interrupts = <0 115 4>;
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interrupt-names = "macirq";
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mac-address = [00 00 00 00 00 00];/* Filled in by U-Boot */
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phy-mode = "gmii";
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};
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L2: l2-cache@fffef000 {
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compatible = "arm,pl310-cache";
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reg = <0xfffef000 0x1000>;
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interrupts = <0 38 0x04>;
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cache-unified;
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cache-level = <2>;
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};
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/* Local timer */
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timer@fffec600 {
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compatible = "arm,cortex-a9-twd-timer";
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reg = <0xfffec600 0x100>;
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interrupts = <1 13 0xf04>;
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};
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timer0: timer0@ffc08000 {
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compatible = "snps,dw-apb-timer-sp";
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interrupts = <0 167 4>;
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reg = <0xffc08000 0x1000>;
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};
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timer1: timer1@ffc09000 {
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compatible = "snps,dw-apb-timer-sp";
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interrupts = <0 168 4>;
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reg = <0xffc09000 0x1000>;
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};
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timer2: timer2@ffd00000 {
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compatible = "snps,dw-apb-timer-osc";
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interrupts = <0 169 4>;
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reg = <0xffd00000 0x1000>;
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};
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timer3: timer3@ffd01000 {
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compatible = "snps,dw-apb-timer-osc";
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interrupts = <0 170 4>;
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reg = <0xffd01000 0x1000>;
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};
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uart0: serial0@ffc02000 {
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compatible = "snps,dw-apb-uart";
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reg = <0xffc02000 0x1000>;
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interrupts = <0 162 4>;
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reg-shift = <2>;
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reg-io-width = <4>;
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};
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uart1: serial1@ffc03000 {
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compatible = "snps,dw-apb-uart";
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reg = <0xffc03000 0x1000>;
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interrupts = <0 163 4>;
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reg-shift = <2>;
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reg-io-width = <4>;
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};
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rstmgr@ffd05000 {
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compatible = "altr,rst-mgr";
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reg = <0xffd05000 0x1000>;
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};
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sysmgr@ffd08000 {
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compatible = "altr,sys-mgr";
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reg = <0xffd08000 0x4000>;
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};
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};
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};
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