470 lines
12 KiB
Plaintext
470 lines
12 KiB
Plaintext
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/*
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* Copyright (C) 2013 Newflow Ltd - http://www.newflow.co.uk/
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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 version 2 as
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* published by the Free Software Foundation.
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*/
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/dts-v1/;
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#include "am33xx.dtsi"
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/ {
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model = "Newflow AM335x NanoBone";
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compatible = "ti,am33xx";
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cpus {
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cpu@0 {
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cpu0-supply = <&dcdc2_reg>;
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};
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};
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memory@80000000 {
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device_type = "memory";
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reg = <0x80000000 0x10000000>; /* 256 MB */
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};
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leds {
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compatible = "gpio-leds";
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led0 {
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label = "nanobone:green:usr1";
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gpios = <&gpio1 5 0>;
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default-state = "off";
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};
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};
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};
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&am33xx_pinmux {
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pinctrl-names = "default";
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pinctrl-0 = <&misc_pins>;
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misc_pins: misc_pins {
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pinctrl-single,pins = <
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AM33XX_IOPAD(0x95c, PIN_OUTPUT | MUX_MODE7) /* spi0_cs0.gpio0_5 */
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>;
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};
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gpmc_pins: gpmc_pins {
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pinctrl-single,pins = <
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AM33XX_IOPAD(0x800, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad0.gpmc_ad0 */
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AM33XX_IOPAD(0x804, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad1.gpmc_ad1 */
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AM33XX_IOPAD(0x808, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad2.gpmc_ad2 */
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AM33XX_IOPAD(0x80c, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad3.gpmc_ad3 */
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AM33XX_IOPAD(0x810, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad4.gpmc_ad4 */
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AM33XX_IOPAD(0x814, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad5.gpmc_ad5 */
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AM33XX_IOPAD(0x818, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad6.gpmc_ad6 */
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AM33XX_IOPAD(0x81c, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad7.gpmc_ad7 */
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AM33XX_IOPAD(0x820, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad8.gpmc_ad8 */
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AM33XX_IOPAD(0x824, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad9.gpmc_ad9 */
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AM33XX_IOPAD(0x828, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad10.gpmc_ad10 */
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AM33XX_IOPAD(0x82c, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad11.gpmc_ad11 */
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AM33XX_IOPAD(0x830, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad12.gpmc_ad12 */
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AM33XX_IOPAD(0x834, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad13.gpmc_ad13 */
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AM33XX_IOPAD(0x838, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad14.gpmc_ad14 */
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AM33XX_IOPAD(0x83c, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_ad15.gpmc_ad15 */
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AM33XX_IOPAD(0x870, PIN_INPUT_PULLUP | MUX_MODE0) /* gpmc_wait0.gpmc_wait0 */
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AM33XX_IOPAD(0x87c, PIN_OUTPUT | MUX_MODE0) /* gpmc_csn0.gpmc_csn0 */
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AM33XX_IOPAD(0x880, PIN_OUTPUT | MUX_MODE0) /* gpmc_csn1.gpmc_csn1 */
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AM33XX_IOPAD(0x884, PIN_OUTPUT | MUX_MODE0) /* gpmc_csn2.gpmc_csn2 */
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AM33XX_IOPAD(0x888, PIN_OUTPUT | MUX_MODE0) /* gpmc_csn3.gpmc_csn3 */
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AM33XX_IOPAD(0x890, PIN_OUTPUT | MUX_MODE0) /* gpmc_advn_ale.gpmc_advn_ale */
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AM33XX_IOPAD(0x894, PIN_OUTPUT | MUX_MODE0) /* gpmc_oen_ren.gpmc_oen_ren */
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AM33XX_IOPAD(0x898, PIN_OUTPUT | MUX_MODE0) /* gpmc_wen.gpmc_wen */
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AM33XX_IOPAD(0x89c, PIN_OUTPUT | MUX_MODE0) /* gpmc_ben0_cle.gpmc_ben0_cle */
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AM33XX_IOPAD(0x8a4, PIN_OUTPUT | MUX_MODE1) /* lcd_data1.gpmc_a1 */
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AM33XX_IOPAD(0x8a8, PIN_OUTPUT | MUX_MODE1) /* lcd_data2.gpmc_a2 */
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AM33XX_IOPAD(0x8ac, PIN_OUTPUT | MUX_MODE1) /* lcd_data3.gpmc_a3 */
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AM33XX_IOPAD(0x8b0, PIN_OUTPUT | MUX_MODE1) /* lcd_data4.gpmc_a4 */
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AM33XX_IOPAD(0x8b4, PIN_OUTPUT | MUX_MODE1) /* lcd_data5.gpmc_a5 */
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AM33XX_IOPAD(0x8b8, PIN_OUTPUT | MUX_MODE1) /* lcd_data6.gpmc_a6 */
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AM33XX_IOPAD(0x8bc, PIN_OUTPUT | MUX_MODE1) /* lcd_data7.gpmc_a7 */
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AM33XX_IOPAD(0x8e0, PIN_OUTPUT | MUX_MODE1) /* lcd_vsync.gpmc_a8 */
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AM33XX_IOPAD(0x8e4, PIN_OUTPUT | MUX_MODE1) /* lcd_hsync.gpmc_a9 */
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AM33XX_IOPAD(0x8e8, PIN_OUTPUT | MUX_MODE1) /* lcd_pclk.gpmc_a10 */
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>;
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};
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i2c0_pins: i2c0_pins {
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pinctrl-single,pins = <
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AM33XX_IOPAD(0x988, PIN_INPUT_PULLDOWN | MUX_MODE0) /* i2c0_sda.i2c0_sda */
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AM33XX_IOPAD(0x98c, PIN_INPUT_PULLDOWN | MUX_MODE0) /* i2c0_scl.i2c0_scl */
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>;
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};
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uart0_pins: uart0_pins {
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pinctrl-single,pins = <
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AM33XX_IOPAD(0x970, PIN_INPUT_PULLUP | MUX_MODE0) /* uart0_rxd.uart0_rxd */
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AM33XX_IOPAD(0x974, PIN_OUTPUT | MUX_MODE0) /* uart0_txd.uart0_txd */
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>;
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};
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uart1_pins: uart1_pins {
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pinctrl-single,pins = <
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AM33XX_IOPAD(0x978, PIN_OUTPUT | MUX_MODE7) /* uart1_ctsn.uart1_ctsn */
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AM33XX_IOPAD(0x97c, PIN_OUTPUT | MUX_MODE7) /* uart1_rtsn.uart1_rtsn */
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AM33XX_IOPAD(0x980, PIN_INPUT_PULLUP | MUX_MODE0) /* uart1_rxd.uart1_rxd */
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AM33XX_IOPAD(0x984, PIN_OUTPUT | MUX_MODE0) /* uart1_txd.uart1_txd */
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>;
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};
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uart2_pins: uart2_pins {
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pinctrl-single,pins = <
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AM33XX_IOPAD(0x8c0, PIN_INPUT_PULLUP | MUX_MODE7) /* lcd_data8.gpio2[14] */
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AM33XX_IOPAD(0x8c4, PIN_OUTPUT | MUX_MODE7) /* lcd_data9.gpio2[15] */
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AM33XX_IOPAD(0x950, PIN_INPUT | MUX_MODE1) /* spi0_sclk.uart2_rxd */
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AM33XX_IOPAD(0x954, PIN_OUTPUT | MUX_MODE1) /* spi0_d0.uart2_txd */
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>;
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};
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uart3_pins: uart3_pins {
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pinctrl-single,pins = <
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AM33XX_IOPAD(0x8c8, PIN_INPUT_PULLUP | MUX_MODE6) /* lcd_data10.uart3_ctsn */
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AM33XX_IOPAD(0x8cc, PIN_OUTPUT | MUX_MODE6) /* lcd_data11.uart3_rtsn */
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AM33XX_IOPAD(0x960, PIN_INPUT | MUX_MODE1) /* spi0_cs1.uart3_rxd */
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AM33XX_IOPAD(0x964, PIN_OUTPUT | MUX_MODE1) /* ecap0_in_pwm0_out.uart3_txd */
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>;
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};
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uart4_pins: uart4_pins {
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pinctrl-single,pins = <
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AM33XX_IOPAD(0x8d0, PIN_INPUT_PULLUP | MUX_MODE6) /* lcd_data12.uart4_ctsn */
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AM33XX_IOPAD(0x8d4, PIN_OUTPUT | MUX_MODE6) /* lcd_data13.uart4_rtsn */
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AM33XX_IOPAD(0x968, PIN_INPUT | MUX_MODE1) /* uart0_ctsn.uart4_rxd */
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AM33XX_IOPAD(0x96c, PIN_OUTPUT | MUX_MODE1) /* uart0_rtsn.uart4_txd */
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>;
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};
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uart5_pins: uart5_pins {
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pinctrl-single,pins = <
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AM33XX_IOPAD(0x8d8, PIN_INPUT | MUX_MODE4) /* lcd_data14.uart5_rxd */
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AM33XX_IOPAD(0x944, PIN_OUTPUT | MUX_MODE3) /* rmiii1_refclk.uart5_txd */
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>;
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};
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mmc1_pins: mmc1_pins {
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pinctrl-single,pins = <
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AM33XX_IOPAD(0x8f0, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat0.mmc0_dat0 */
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AM33XX_IOPAD(0x8f4, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat1.mmc0_dat1 */
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AM33XX_IOPAD(0x8f8, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat2.mmc0_dat2 */
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AM33XX_IOPAD(0x8fc, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_dat3.mmc0_dat3 */
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AM33XX_IOPAD(0x900, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_clk.mmc0_clk */
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AM33XX_IOPAD(0x904, PIN_INPUT_PULLUP | MUX_MODE0) /* mmc0_cmd.mmc0_cmd */
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AM33XX_IOPAD(0x9e8, PIN_INPUT_PULLUP | MUX_MODE7) /* emu1.gpio3[8] */
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AM33XX_IOPAD(0x9a0, PIN_INPUT_PULLUP | MUX_MODE7) /* mcasp0_aclkr.gpio3[18] */
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>;
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};
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};
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&uart0 {
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pinctrl-names = "default";
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pinctrl-0 = <&uart0_pins>;
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status = "okay";
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};
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&uart1 {
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pinctrl-names = "default";
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pinctrl-0 = <&uart1_pins>;
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status = "okay";
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rts-gpio = <&gpio0 13 GPIO_ACTIVE_HIGH>;
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rs485-rts-active-high;
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rs485-rx-during-tx;
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rs485-rts-delay = <1 1>;
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linux,rs485-enabled-at-boot-time;
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};
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&uart2 {
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pinctrl-names = "default";
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pinctrl-0 = <&uart2_pins>;
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status = "okay";
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rts-gpio = <&gpio2 15 GPIO_ACTIVE_HIGH>;
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rs485-rts-active-high;
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rs485-rts-delay = <1 1>;
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linux,rs485-enabled-at-boot-time;
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};
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&uart3 {
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pinctrl-names = "default";
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pinctrl-0 = <&uart3_pins>;
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status = "okay";
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};
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&uart4 {
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pinctrl-names = "default";
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pinctrl-0 = <&uart4_pins>;
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status = "okay";
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};
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&uart5 {
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pinctrl-names = "default";
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pinctrl-0 = <&uart5_pins>;
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status = "okay";
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};
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&i2c0 {
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status = "okay";
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pinctrl-names = "default";
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clock-frequency = <400000>;
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pinctrl-names = "default";
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pinctrl-0 = <&i2c0_pins>;
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gpio@20 {
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compatible = "microchip,mcp23017";
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gpio-controller;
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#gpio-cells = <2>;
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reg = <0x20>;
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};
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tps: tps@24 {
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reg = <0x24>;
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};
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eeprom@53 {
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compatible = "microchip,24c02", "atmel,24c02";
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reg = <0x53>;
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pagesize = <8>;
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};
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rtc@68 {
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compatible = "dallas,ds1307";
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reg = <0x68>;
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};
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};
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&elm {
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status = "okay";
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};
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&gpmc {
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compatible = "ti,am3352-gpmc";
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ti,hwmods = "gpmc";
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status = "okay";
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gpmc,num-waitpins = <2>;
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pinctrl-names = "default";
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pinctrl-0 = <&gpmc_pins>;
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#address-cells = <2>;
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#size-cells = <1>;
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ranges = <0 0 0x08000000 0x08000000>, /* CS0: NOR 128M */
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<1 0 0x1c000000 0x01000000>; /* CS1: FRAM 16M */
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nor@0,0 {
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reg = <0 0x00000000 0x08000000>;
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compatible = "cfi-flash";
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linux,mtd-name = "spansion,s29gl010p11t";
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bank-width = <2>;
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gpmc,mux-add-data = <2>;
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gpmc,sync-clk-ps = <0>;
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gpmc,cs-on-ns = <0>;
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gpmc,cs-rd-off-ns = <160>;
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gpmc,cs-wr-off-ns = <160>;
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gpmc,adv-on-ns = <10>;
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gpmc,adv-rd-off-ns = <30>;
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gpmc,adv-wr-off-ns = <30>;
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gpmc,oe-on-ns = <40>;
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gpmc,oe-off-ns = <160>;
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gpmc,we-on-ns = <40>;
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gpmc,we-off-ns = <160>;
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gpmc,rd-cycle-ns = <160>;
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gpmc,wr-cycle-ns = <160>;
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gpmc,access-ns = <150>;
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gpmc,page-burst-access-ns = <10>;
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gpmc,cycle2cycle-samecsen;
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gpmc,cycle2cycle-delay-ns = <20>;
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gpmc,wr-data-mux-bus-ns = <70>;
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gpmc,wr-access-ns = <80>;
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#address-cells = <1>;
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#size-cells = <1>;
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/*
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MTD partition table
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===================
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+------------+-->0x00000000-> U-Boot start
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| |
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|
|
| |-->0x000BFFFF-> U-Boot end
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|
|
| |-->0x000C0000-> ENV1 start
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|
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| |
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| |-->0x000DFFFF-> ENV1 end
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| |-->0x000E0000-> ENV2 start
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| |
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||
|
|
| |-->0x000FFFFF-> ENV2 end
|
||
|
|
| |-->0x00100000-> Kernel start
|
||
|
|
| |
|
||
|
|
| |-->0x004FFFFF-> Kernel end
|
||
|
|
| |-->0x00500000-> File system start
|
||
|
|
| |
|
||
|
|
| |-->0x01FFFFFF-> File system end
|
||
|
|
| |-->0x02000000-> User data start
|
||
|
|
| |
|
||
|
|
| |-->0x03FFFFFF-> User data end
|
||
|
|
| |-->0x04000000-> Data storage start
|
||
|
|
| |
|
||
|
|
+------------+-->0x08000000-> NOR end (Free end)
|
||
|
|
*/
|
||
|
|
partition@0 {
|
||
|
|
label = "boot";
|
||
|
|
reg = <0x00000000 0x000c0000>; /* 768KB */
|
||
|
|
};
|
||
|
|
|
||
|
|
partition@1 {
|
||
|
|
label = "env1";
|
||
|
|
reg = <0x000c0000 0x00020000>; /* 128KB */
|
||
|
|
};
|
||
|
|
|
||
|
|
partition@2 {
|
||
|
|
label = "env2";
|
||
|
|
reg = <0x000e0000 0x00020000>; /* 128KB */
|
||
|
|
};
|
||
|
|
|
||
|
|
partition@3 {
|
||
|
|
label = "kernel";
|
||
|
|
reg = <0x00100000 0x00400000>; /* 4MB */
|
||
|
|
};
|
||
|
|
|
||
|
|
partition@4 {
|
||
|
|
label = "rootfs";
|
||
|
|
reg = <0x00500000 0x01b00000>; /* 27MB */
|
||
|
|
};
|
||
|
|
|
||
|
|
partition@5 {
|
||
|
|
label = "user";
|
||
|
|
reg = <0x02000000 0x02000000>; /* 32MB */
|
||
|
|
};
|
||
|
|
|
||
|
|
partition@6 {
|
||
|
|
label = "data";
|
||
|
|
reg = <0x04000000 0x04000000>; /* 64MB */
|
||
|
|
};
|
||
|
|
};
|
||
|
|
|
||
|
|
fram@1,0 {
|
||
|
|
reg = <1 0x00000000 0x01000000>;
|
||
|
|
bank-width = <2>;
|
||
|
|
|
||
|
|
gpmc,mux-add-data = <2>;
|
||
|
|
|
||
|
|
gpmc,sync-clk-ps = <0>;
|
||
|
|
gpmc,cs-on-ns = <0>;
|
||
|
|
gpmc,cs-rd-off-ns = <160>;
|
||
|
|
gpmc,cs-wr-off-ns = <160>;
|
||
|
|
gpmc,adv-on-ns = <10>;
|
||
|
|
gpmc,adv-rd-off-ns = <20>;
|
||
|
|
gpmc,adv-wr-off-ns = <20>;
|
||
|
|
gpmc,oe-on-ns = <30>;
|
||
|
|
gpmc,oe-off-ns = <150>;
|
||
|
|
gpmc,we-on-ns = <30>;
|
||
|
|
gpmc,we-off-ns = <150>;
|
||
|
|
gpmc,rd-cycle-ns = <160>;
|
||
|
|
gpmc,wr-cycle-ns = <160>;
|
||
|
|
gpmc,access-ns = <130>;
|
||
|
|
gpmc,page-burst-access-ns = <10>;
|
||
|
|
gpmc,cycle2cycle-samecsen;
|
||
|
|
gpmc,cycle2cycle-diffcsen;
|
||
|
|
gpmc,cycle2cycle-delay-ns = <10>;
|
||
|
|
gpmc,wr-data-mux-bus-ns = <30>;
|
||
|
|
gpmc,wr-access-ns = <0>;
|
||
|
|
};
|
||
|
|
};
|
||
|
|
|
||
|
|
&mac {
|
||
|
|
dual_emac;
|
||
|
|
status = "okay";
|
||
|
|
};
|
||
|
|
|
||
|
|
&davinci_mdio {
|
||
|
|
status = "okay";
|
||
|
|
};
|
||
|
|
|
||
|
|
&cpsw_emac0 {
|
||
|
|
phy_id = <&davinci_mdio>, <0>;
|
||
|
|
phy-mode = "mii";
|
||
|
|
dual_emac_res_vlan = <1>;
|
||
|
|
};
|
||
|
|
|
||
|
|
&cpsw_emac1 {
|
||
|
|
phy_id = <&davinci_mdio>, <1>;
|
||
|
|
phy-mode = "mii";
|
||
|
|
dual_emac_res_vlan = <2>;
|
||
|
|
};
|
||
|
|
|
||
|
|
&mmc1 {
|
||
|
|
status = "okay";
|
||
|
|
vmmc-supply = <&ldo4_reg>;
|
||
|
|
pinctrl-names = "default";
|
||
|
|
pinctrl-0 = <&mmc1_pins>;
|
||
|
|
bus-width = <4>;
|
||
|
|
cd-gpios = <&gpio3 8 0>;
|
||
|
|
wp-gpios = <&gpio3 18 0>;
|
||
|
|
};
|
||
|
|
|
||
|
|
#include "tps65217.dtsi"
|
||
|
|
|
||
|
|
&tps {
|
||
|
|
regulators {
|
||
|
|
dcdc1_reg: regulator@0 {
|
||
|
|
/* +1.5V voltage with ±4% tolerance */
|
||
|
|
regulator-min-microvolt = <1450000>;
|
||
|
|
regulator-max-microvolt = <1550000>;
|
||
|
|
regulator-boot-on;
|
||
|
|
regulator-always-on;
|
||
|
|
};
|
||
|
|
|
||
|
|
dcdc2_reg: regulator@1 {
|
||
|
|
/* VDD_MPU voltage limits 0.95V - 1.1V with ±4% tolerance */
|
||
|
|
regulator-name = "vdd_mpu";
|
||
|
|
regulator-min-microvolt = <915000>;
|
||
|
|
regulator-max-microvolt = <1140000>;
|
||
|
|
regulator-boot-on;
|
||
|
|
regulator-always-on;
|
||
|
|
};
|
||
|
|
|
||
|
|
dcdc3_reg: regulator@2 {
|
||
|
|
/* VDD_CORE voltage limits 0.95V - 1.1V with ±4% tolerance */
|
||
|
|
regulator-name = "vdd_core";
|
||
|
|
regulator-min-microvolt = <915000>;
|
||
|
|
regulator-max-microvolt = <1140000>;
|
||
|
|
regulator-boot-on;
|
||
|
|
regulator-always-on;
|
||
|
|
};
|
||
|
|
|
||
|
|
ldo1_reg: regulator@3 {
|
||
|
|
/* +1.8V voltage with ±4% tolerance */
|
||
|
|
regulator-min-microvolt = <1750000>;
|
||
|
|
regulator-max-microvolt = <1870000>;
|
||
|
|
regulator-boot-on;
|
||
|
|
regulator-always-on;
|
||
|
|
};
|
||
|
|
|
||
|
|
ldo2_reg: regulator@4 {
|
||
|
|
/* +3.3V voltage with ±4% tolerance */
|
||
|
|
regulator-min-microvolt = <3175000>;
|
||
|
|
regulator-max-microvolt = <3430000>;
|
||
|
|
regulator-boot-on;
|
||
|
|
regulator-always-on;
|
||
|
|
};
|
||
|
|
|
||
|
|
ldo3_reg: regulator@5 {
|
||
|
|
/* +1.8V voltage with ±4% tolerance */
|
||
|
|
regulator-min-microvolt = <1750000>;
|
||
|
|
regulator-max-microvolt = <1870000>;
|
||
|
|
regulator-boot-on;
|
||
|
|
regulator-always-on;
|
||
|
|
};
|
||
|
|
|
||
|
|
ldo4_reg: regulator@6 {
|
||
|
|
/* +3.3V voltage with ±4% tolerance */
|
||
|
|
regulator-min-microvolt = <3175000>;
|
||
|
|
regulator-max-microvolt = <3430000>;
|
||
|
|
regulator-boot-on;
|
||
|
|
regulator-always-on;
|
||
|
|
};
|
||
|
|
};
|
||
|
|
};
|