u-boot/arch/arm/dts/k3-am654-base-board.dts
Vignesh Raghavendra d5a1f4f551 arm: dts: k3-am654: Increase OSPI default frequency to 50MHz
In 1 bit mode OSPI can work at upto 50MHz, this provides better write
performance. Therefore increase frequency from 40MHz to 50MHz

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
2020-04-14 15:44:48 +05:30

203 lines
5 KiB
Text

// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2016-2018 Texas Instruments Incorporated - http://www.ti.com/
*/
/dts-v1/;
#include "k3-am654.dtsi"
#include <dt-bindings/pinctrl/k3.h>
/ {
compatible = "ti,am654-evm", "ti,am654";
model = "Texas Instruments AM654 Base Board";
chosen {
stdout-path = "serial2:115200n8";
bootargs = "earlycon=ns16550a,mmio32,0x02800000";
};
aliases {
remoteproc0 = &mcu_r5fss0_core0;
remoteproc1 = &mcu_r5fss0_core1;
};
memory@80000000 {
device_type = "memory";
/* 4G RAM */
reg = <0x00000000 0x80000000 0x00000000 0x80000000>,
<0x00000008 0x80000000 0x00000000 0x80000000>;
};
reserved-memory {
#address-cells = <2>;
#size-cells = <2>;
ranges;
secure_ddr: secure_ddr@9e800000 {
reg = <0 0x9e800000 0 0x01800000>; /* for OP-TEE */
alignment = <0x1000>;
no-map;
};
};
};
&main_pmx0 {
main_mmc0_pins_default: main_mmc0_pins_default {
pinctrl-single,pins = <
AM65X_IOPAD(0x01a8, PIN_INPUT_PULLDOWN, 0) /* (B25) MMC0_CLK */
AM65X_IOPAD(0x01aC, PIN_INPUT_PULLUP, 0) /* (B27) MMC0_CMD */
AM65X_IOPAD(0x01a4, PIN_INPUT_PULLUP, 0) /* (A26) MMC0_DAT0 */
AM65X_IOPAD(0x01a0, PIN_INPUT_PULLUP, 0) /* (E25) MMC0_DAT1 */
AM65X_IOPAD(0x019c, PIN_INPUT_PULLUP, 0) /* (C26) MMC0_DAT2 */
AM65X_IOPAD(0x0198, PIN_INPUT_PULLUP, 0) /* (A25) MMC0_DAT3 */
AM65X_IOPAD(0x0194, PIN_INPUT_PULLUP, 0) /* (E24) MMC0_DAT4 */
AM65X_IOPAD(0x0190, PIN_INPUT_PULLUP, 0) /* (A24) MMC0_DAT5 */
AM65X_IOPAD(0x018c, PIN_INPUT_PULLUP, 0) /* (B26) MMC0_DAT6 */
AM65X_IOPAD(0x0188, PIN_INPUT_PULLUP, 0) /* (D25) MMC0_DAT7 */
AM65X_IOPAD(0x01b4, PIN_INPUT_PULLUP, 0) /* (A23) MMC0_SDCD */
AM65X_IOPAD(0x01b0, PIN_INPUT, 0) /* (C25) MMC0_DS */
>;
};
usb1_pins_default: usb1_pins_default {
pinctrl-single,pins = <
AM65X_IOPAD(0x02c0, PIN_OUTPUT, 0) /* (AC8) USB1_DRVVBUS */
>;
};
main_i2c2_pins_default: main-i2c2-pins-default {
pinctrl-single,pins = <
AM65X_IOPAD(0x0074, PIN_INPUT, 5) /* (T27) GPMC0_CSn3.I2C2_SCL */
AM65X_IOPAD(0x0070, PIN_INPUT, 5) /* (R25) GPMC0_CSn2.I2C2_SDA */
>;
};
};
&main_pmx1 {
main_i2c0_pins_default: main-i2c0-pins-default {
pinctrl-single,pins = <
AM65X_IOPAD(0x0000, PIN_INPUT, 0) /* (D20) I2C0_SCL */
AM65X_IOPAD(0x0004, PIN_INPUT, 0) /* (C21) I2C0_SDA */
>;
};
main_i2c1_pins_default: main-i2c1-pins-default {
pinctrl-single,pins = <
AM65X_IOPAD(0x0008, PIN_INPUT, 0) /* (B21) I2C1_SCL */
AM65X_IOPAD(0x000c, PIN_INPUT, 0) /* (E21) I2C1_SDA */
>;
};
};
&wkup_pmx0 {
wkup_i2c0_pins_default: wkup-i2c0-pins-default {
pinctrl-single,pins = <
AM65X_WKUP_IOPAD(0x00e0, PIN_INPUT, 0) /* (AC7) WKUP_I2C0_SCL */
AM65X_WKUP_IOPAD(0x00e4, PIN_INPUT, 0) /* (AD6) WKUP_I2C0_SDA */
>;
};
mcu_fss0_ospi0_pins_default: mcu-fss0-ospi0-pins_default {
pinctrl-single,pins = <
AM65X_WKUP_IOPAD(0x0000, PIN_OUTPUT, 0) /* (V1) MCU_OSPI0_CLK */
AM65X_WKUP_IOPAD(0x0008, PIN_INPUT, 0) /* (U2) MCU_OSPI0_DQS */
AM65X_WKUP_IOPAD(0x000c, PIN_INPUT, 0) /* (U4) MCU_OSPI0_D0 */
AM65X_WKUP_IOPAD(0x0010, PIN_INPUT, 0) /* (U5) MCU_OSPI0_D1 */
AM65X_WKUP_IOPAD(0x0014, PIN_INPUT, 0) /* (T2) MCU_OSPI0_D2 */
AM65X_WKUP_IOPAD(0x0018, PIN_INPUT, 0) /* (T3) MCU_OSPI0_D3 */
AM65X_WKUP_IOPAD(0x001c, PIN_INPUT, 0) /* (T4) MCU_OSPI0_D4 */
AM65X_WKUP_IOPAD(0x0020, PIN_INPUT, 0) /* (T5) MCU_OSPI0_D5 */
AM65X_WKUP_IOPAD(0x0024, PIN_INPUT, 0) /* (R2) MCU_OSPI0_D6 */
AM65X_WKUP_IOPAD(0x0028, PIN_INPUT, 0) /* (R3) MCU_OSPI0_D7 */
AM65X_WKUP_IOPAD(0x002c, PIN_OUTPUT, 0) /* (R4) MCU_OSPI0_CSn0 */
>;
};
};
&sdhci0 {
pinctrl-names = "default";
pinctrl-0 = <&main_mmc0_pins_default>;
bus-width = <8>;
non-removable;
ti,driver-strength-ohm = <50>;
};
&wkup_i2c0 {
pinctrl-names = "default";
pinctrl-0 = <&wkup_i2c0_pins_default>;
clock-frequency = <400000>;
tca9554: gpio@38 {
compatible = "nxp,pca9554";
reg = <0x38>;
gpio-controller;
#gpio-cells = <2>;
};
};
&main_i2c0 {
pinctrl-names = "default";
pinctrl-0 = <&main_i2c0_pins_default>;
clock-frequency = <400000>;
pca9555: gpio@21 {
compatible = "nxp,pca9555";
reg = <0x21>;
gpio-controller;
#gpio-cells = <2>;
};
};
&main_i2c1 {
pinctrl-names = "default";
pinctrl-0 = <&main_i2c1_pins_default>;
clock-frequency = <400000>;
};
&main_i2c2 {
pinctrl-names = "default";
pinctrl-0 = <&main_i2c2_pins_default>;
clock-frequency = <400000>;
};
&dwc3_1 {
status = "okay";
};
&usb1_phy {
status = "okay";
};
&usb1 {
pinctrl-names = "default";
pinctrl-0 = <&usb1_pins_default>;
dr_mode = "otg";
};
&dwc3_0 {
status = "disabled";
};
&usb0_phy {
status = "disabled";
};
&ospi0 {
pinctrl-names = "default";
pinctrl-0 = <&mcu_fss0_ospi0_pins_default>;
flash@0{
compatible = "jedec,spi-nor";
reg = <0x0>;
spi-tx-bus-width = <1>;
spi-rx-bus-width = <8>;
spi-max-frequency = <50000000>;
cdns,tshsl-ns = <60>;
cdns,tsd2d-ns = <60>;
cdns,tchsh-ns = <60>;
cdns,tslch-ns = <60>;
cdns,read-delay = <0>;
#address-cells = <1>;
#size-cells = <1>;
};
};