sama5d3_can.dtsi 1.8 KB
Newer Older
1
// SPDX-License-Identifier: GPL-2.0-only
2
/*
3
 * sama5d3_can.dtsi - Device Tree Include file for SAMA5D3 SoC with
4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33
 * CAN support
 *
 * Copyright (C) 2013 Boris BREZILLON <b.brezillon@overkiz.com>
 */

#include <dt-bindings/pinctrl/at91.h>
#include <dt-bindings/interrupt-controller/irq.h>

/ {
	ahb {
		apb {
			pinctrl@fffff200 {
				can0 {
					pinctrl_can0_rx_tx: can0_rx_tx {
						atmel,pins =
							<AT91_PIOD 14 AT91_PERIPH_C AT91_PINCTRL_NONE	/* PD14 periph C RX, conflicts with SCK0, SPI0_NPCS1 */
							 AT91_PIOD 15 AT91_PERIPH_C AT91_PINCTRL_NONE>;	/* PD15 periph C TX, conflicts with CTS0, SPI0_NPCS2 */
					};
				};

				can1 {
					pinctrl_can1_rx_tx: can1_rx_tx {
						atmel,pins =
							<AT91_PIOB 14 AT91_PERIPH_B AT91_PINCTRL_NONE	/* PB14 periph B RX, conflicts with GCRS */
							 AT91_PIOB 15 AT91_PERIPH_B AT91_PINCTRL_NONE>;	/* PB15 periph B TX, conflicts with GCOL */
					};
				};

			};

34 35 36 37 38 39 40 41
			pmc: pmc@fffffc00 {
				periphck {
					can0_clk: can0_clk {
						#clock-cells = <0>;
						reg = <40>;
						atmel,clk-output-range = <0 66000000>;
					};

42
					can1_clk: can1_clk {
43 44 45 46 47 48 49
						#clock-cells = <0>;
						reg = <41>;
						atmel,clk-output-range = <0 66000000>;
					};
				};
			};

50 51 52 53 54 55
			can0: can@f000c000 {
				compatible = "atmel,at91sam9x5-can";
				reg = <0xf000c000 0x300>;
				interrupts = <40 IRQ_TYPE_LEVEL_HIGH 3>;
				pinctrl-names = "default";
				pinctrl-0 = <&pinctrl_can0_rx_tx>;
56 57
				clocks = <&can0_clk>;
				clock-names = "can_clk";
58 59 60 61 62 63 64 65 66
				status = "disabled";
			};

			can1: can@f8010000 {
				compatible = "atmel,at91sam9x5-can";
				reg = <0xf8010000 0x300>;
				interrupts = <41 IRQ_TYPE_LEVEL_HIGH 3>;
				pinctrl-names = "default";
				pinctrl-0 = <&pinctrl_can1_rx_tx>;
67 68
				clocks = <&can1_clk>;
				clock-names = "can_clk";
69 70 71 72 73
				status = "disabled";
			};
		};
	};
};