k3-am68-sk-som.dtsi

  1// SPDX-License-Identifier: GPL-2.0-only OR MIT
  2/*
  3 * Copyright (C) 2023-2024 Texas Instruments Incorporated - https://www.ti.com/
  4 */
  5
  6/dts-v1/;
  7
  8#include "k3-j721s2.dtsi"
  9#include <dt-bindings/gpio/gpio.h>
 10
 11/ {
 12	memory@80000000 {
 13		device_type = "memory";
 14		bootph-all;
 15		/* 16 GB RAM */
 16		reg = <0x00000000 0x80000000 0x00000000 0x80000000>,
 17		      <0x00000008 0x80000000 0x00000003 0x80000000>;
 18	};
 19
 20	reserved_memory: reserved-memory {
 21		#address-cells = <2>;
 22		#size-cells = <2>;
 23		ranges;
 24
 25		secure_ddr: optee@9e800000 {
 26			reg = <0x00 0x9e800000 0x00 0x01800000>;
 27			no-map;
 28		};
 29
 30		mcu_r5fss0_core0_dma_memory_region: memory@a0000000 {
 31			compatible = "shared-dma-pool";
 32			reg = <0x00 0xa0000000 0x00 0x100000>;
 33			no-map;
 34		};
 35
 36		mcu_r5fss0_core0_memory_region: memory@a0100000 {
 37			compatible = "shared-dma-pool";
 38			reg = <0x00 0xa0100000 0x00 0xf00000>;
 39			no-map;
 40		};
 41	};
 42};
 43
 44&wkup_pmx0 {
 45	mcu_fss0_ospi0_pins_default: mcu-fss0-ospi0-pins {
 46		bootph-all;
 47		pinctrl-single,pins = <
 48			J721S2_WKUP_IOPAD(0x000, PIN_OUTPUT, 0) /* (D19) MCU_OSPI0_CLK */
 49			J721S2_WKUP_IOPAD(0x02c, PIN_OUTPUT, 0) /* (F15) MCU_OSPI0_CSn0 */
 50			J721S2_WKUP_IOPAD(0x00c, PIN_INPUT, 0) /* (C19) MCU_OSPI0_D0 */
 51			J721S2_WKUP_IOPAD(0x010, PIN_INPUT, 0) /* (F16) MCU_OSPI0_D1 */
 52			J721S2_WKUP_IOPAD(0x014, PIN_INPUT, 0) /* (G15) MCU_OSPI0_D2 */
 53			J721S2_WKUP_IOPAD(0x018, PIN_INPUT, 0) /* (F18) MCU_OSPI0_D3 */
 54			J721S2_WKUP_IOPAD(0x01c, PIN_INPUT, 0) /* (E19) MCU_OSPI0_D4 */
 55			J721S2_WKUP_IOPAD(0x020, PIN_INPUT, 0) /* (G19) MCU_OSPI0_D5 */
 56			J721S2_WKUP_IOPAD(0x024, PIN_INPUT, 0) /* (F19) MCU_OSPI0_D6 */
 57			J721S2_WKUP_IOPAD(0x028, PIN_INPUT, 0) /* (F20) MCU_OSPI0_D7 */
 58			J721S2_WKUP_IOPAD(0x008, PIN_INPUT, 0) /* (E18) MCU_OSPI0_DQS */
 59		>;
 60	};
 61};
 62
 63&wkup_pmx2 {
 64	wkup_i2c0_pins_default: wkup-i2c0-default-pins {
 65		pinctrl-single,pins = <
 66			J721S2_WKUP_IOPAD(0x098, PIN_INPUT, 0) /* (H24) WKUP_I2C0_SCL */
 67			J721S2_WKUP_IOPAD(0x09c, PIN_INPUT, 0) /* (H27) WKUP_I2C0_SDA */
 68		>;
 69		bootph-all;
 70	};
 71};
 72
 73&wkup_i2c0 {
 74	status = "okay";
 75	pinctrl-names = "default";
 76	pinctrl-0 = <&wkup_i2c0_pins_default>;
 77	clock-frequency = <400000>;
 78
 79	eeprom@51 {
 80		/* AT24C512C-MAHM-T */
 81		compatible = "atmel,24c512";
 82		reg = <0x51>;
 83		bootph-all;
 84	};
 85};
 86
 87&ospi0 {
 88	status = "okay";
 89	pinctrl-names = "default";
 90	pinctrl-0 = <&mcu_fss0_ospi0_pins_default>;
 91
 92	flash@0 {
 93		compatible = "jedec,spi-nor";
 94		reg = <0x0>;
 95		spi-tx-bus-width = <8>;
 96		spi-rx-bus-width = <8>;
 97		spi-max-frequency = <25000000>;
 98		cdns,tshsl-ns = <60>;
 99		cdns,tsd2d-ns = <60>;
100		cdns,tchsh-ns = <60>;
101		cdns,tslch-ns = <60>;
102		cdns,read-delay = <4>;
103
104		partitions {
105			compatible = "fixed-partitions";
106			#address-cells = <1>;
107			#size-cells = <1>;
108
109			partition@0 {
110				label = "ospi.tiboot3";
111				reg = <0x0 0x80000>;
112			};
113
114			partition@80000 {
115				label = "ospi.tispl";
116				reg = <0x80000 0x200000>;
117			};
118
119			partition@280000 {
120				label = "ospi.u-boot";
121				reg = <0x280000 0x400000>;
122			};
123
124			partition@680000 {
125				label = "ospi.env";
126				reg = <0x680000 0x40000>;
127			};
128
129			partition@6c0000 {
130				label = "ospi.env.backup";
131				reg = <0x6c0000 0x40000>;
132			};
133
134			partition@800000 {
135				label = "ospi.rootfs";
136				reg = <0x800000 0x37c0000>;
137			};
138
139			partition@3fc0000 {
140				label = "ospi.phypattern";
141				reg = <0x3fc0000 0x40000>;
142				bootph-all;
143			};
144		};
145	};
146};
147
148#include "k3-j721s2-ti-ipc-firmware.dtsi"