linux/arch/arm/boot/dts/am57xx-idk-common.dtsi
Vignesh R 504482e565 ARM: dts: am57xx-idk-common: Enable support for QSPI
AM572x IDK has a Spansion s25fl256s1 QSPI flash on the EVM connected to
TI QSPI IP over CS0. Hence, add QSPI and flash slave DT nodes.

Signed-off-by: Vignesh R <vigneshr@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2016-08-26 08:15:42 -07:00

356 lines
7.6 KiB
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/*
* Copyright (C) 2015-2016 Texas Instruments Incorporated - http://www.ti.com/
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include "am57xx-industrial-grade.dtsi"
/ {
aliases {
rtc0 = &tps659038_rtc;
rtc1 = &rtc;
};
vmain: fixedregulator-vmain {
compatible = "regulator-fixed";
regulator-name = "VMAIN";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
regulator-always-on;
regulator-boot-on;
};
v3_3d: fixedregulator-v3_3d {
compatible = "regulator-fixed";
regulator-name = "V3_3D";
vin-supply = <&smps9_reg>;
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
regulator-boot-on;
};
vtt_fixed: fixedregulator-vtt {
/* TPS51200 */
compatible = "regulator-fixed";
regulator-name = "vtt_fixed";
vin-supply = <&v3_3d>;
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
regulator-boot-on;
};
};
&i2c1 {
status = "okay";
clock-frequency = <400000>;
tps659038: tps659038@58 {
compatible = "ti,tps659038";
reg = <0x58>;
interrupts-extended = <&gpio6 16 IRQ_TYPE_LEVEL_HIGH
&dra7_pmx_core 0x418>;
#interrupt-cells = <2>;
interrupt-controller;
ti,system-power-controller;
tps659038_pmic {
compatible = "ti,tps659038-pmic";
smps12-in-supply = <&vmain>;
smps3-in-supply = <&vmain>;
smps45-in-supply = <&vmain>;
smps6-in-supply = <&vmain>;
smps7-in-supply = <&vmain>;
smps8-in-supply = <&vmain>;
smps9-in-supply = <&vmain>;
ldo1-in-supply = <&vmain>;
ldo2-in-supply = <&vmain>;
ldo3-in-supply = <&vmain>;
ldo4-in-supply = <&vmain>;
ldo9-in-supply = <&vmain>;
ldoln-in-supply = <&vmain>;
ldousb-in-supply = <&vmain>;
ldortc-in-supply = <&vmain>;
regulators {
smps12_reg: smps12 {
/* VDD_MPU */
regulator-name = "smps12";
regulator-min-microvolt = <850000>;
regulator-max-microvolt = <1250000>;
regulator-always-on;
regulator-boot-on;
};
smps3_reg: smps3 {
/* VDD_DDR EMIF1 EMIF2 */
regulator-name = "smps3";
regulator-min-microvolt = <1350000>;
regulator-max-microvolt = <1350000>;
regulator-always-on;
regulator-boot-on;
};
smps45_reg: smps45 {
/* VDD_DSPEVE on AM572 */
/* VDD_IVA + VDD_DSP on AM571 */
regulator-name = "smps45";
regulator-min-microvolt = <850000>;
regulator-max-microvolt = <1250000>;
regulator-always-on;
regulator-boot-on;
};
smps6_reg: smps6 {
/* VDD_GPU */
regulator-name = "smps6";
regulator-min-microvolt = <850000>;
regulator-max-microvolt = <1250000>;
regulator-always-on;
regulator-boot-on;
};
smps7_reg: smps7 {
/* VDD_CORE */
regulator-name = "smps7";
regulator-min-microvolt = <850000>;
regulator-max-microvolt = <1150000>;
regulator-always-on;
regulator-boot-on;
};
smps8_reg: smps8 {
/* 5728 - VDD_IVAHD */
/* 5718 - N.C. test point */
regulator-name = "smps8";
};
smps9_reg: smps9 {
/* VDD_3_3D */
regulator-name = "smps9";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
regulator-boot-on;
};
ldo1_reg: ldo1 {
/* VDDSHV8 - VSDMMC */
/* NOTE: on rev 1.3a, data supply */
regulator-name = "ldo1";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
regulator-boot-on;
regulator-always-on;
};
ldo2_reg: ldo2 {
/* VDDSH18V */
regulator-name = "ldo2";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
regulator-boot-on;
};
ldo3_reg: ldo3 {
/* R1.3a 572x V1_8PHY_LDO3: USB, SATA */
regulator-name = "ldo3";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
regulator-boot-on;
};
ldo4_reg: ldo4 {
/* R1.3a 572x V1_8PHY_LDO4: PCIE, HDMI*/
regulator-name = "ldo4";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
regulator-boot-on;
};
/* LDO5-8 unused */
ldo9_reg: ldo9 {
/* VDD_RTC */
regulator-name = "ldo9";
regulator-min-microvolt = <840000>;
regulator-max-microvolt = <1160000>;
regulator-always-on;
regulator-boot-on;
};
ldoln_reg: ldoln {
/* VDDA_1V8_PLL */
regulator-name = "ldoln";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
regulator-boot-on;
};
ldousb_reg: ldousb {
/* VDDA_3V_USB: VDDA_USBHS33 */
regulator-name = "ldousb";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
regulator-boot-on;
};
ldortc_reg: ldortc {
/* VDDA_RTC */
regulator-name = "ldortc";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
regulator-boot-on;
};
regen1: regen1 {
/* VDD_3V3_ON */
regulator-name = "regen1";
regulator-boot-on;
regulator-always-on;
};
regen2: regen2 {
/* Needed for PMIC internal resource */
regulator-name = "regen2";
regulator-boot-on;
regulator-always-on;
};
};
};
tps659038_rtc: tps659038_rtc {
compatible = "ti,palmas-rtc";
interrupt-parent = <&tps659038>;
interrupts = <8 IRQ_TYPE_EDGE_FALLING>;
wakeup-source;
};
tps659038_pwr_button: tps659038_pwr_button {
compatible = "ti,palmas-pwrbutton";
interrupt-parent = <&tps659038>;
interrupts = <1 IRQ_TYPE_EDGE_FALLING>;
wakeup-source;
ti,palmas-long-press-seconds = <12>;
};
tps659038_gpio: tps659038_gpio {
compatible = "ti,palmas-gpio";
gpio-controller;
#gpio-cells = <2>;
};
};
};
&uart3 {
status = "okay";
interrupts-extended = <&crossbar_mpu GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH
&dra7_pmx_core 0x248>;
};
&rtc {
status = "okay";
ext-clk-src;
};
&mac {
status = "okay";
dual_emac;
};
&cpsw_emac0 {
phy_id = <&davinci_mdio>, <0>;
phy-mode = "rgmii";
dual_emac_res_vlan = <1>;
};
&cpsw_emac1 {
phy_id = <&davinci_mdio>, <1>;
phy-mode = "rgmii";
dual_emac_res_vlan = <2>;
};
&usb2_phy1 {
phy-supply = <&ldousb_reg>;
};
&usb2_phy2 {
phy-supply = <&ldousb_reg>;
};
&usb1 {
dr_mode = "host";
};
&usb2 {
dr_mode = "otg";
};
&mmc2 {
status = "okay";
vmmc-supply = <&v3_3d>;
bus-width = <8>;
ti,non-removable;
max-frequency = <96000000>;
};
&qspi {
status = "okay";
spi-max-frequency = <76800000>;
m25p80@0 {
compatible = "s25fl256s1", "jedec,spi-nor";
spi-max-frequency = <76800000>;
reg = <0>;
spi-tx-bus-width = <1>;
spi-rx-bus-width = <4>;
#address-cells = <1>;
#size-cells = <1>;
/* MTD partition table.
* The ROM checks the first four physical blocks
* for a valid file to boot and the flash here is
* 64KiB block size.
*/
partition@0 {
label = "QSPI.SPL";
reg = <0x00000000 0x000040000>;
};
partition@1 {
label = "QSPI.u-boot";
reg = <0x00040000 0x00100000>;
};
partition@2 {
label = "QSPI.u-boot-spl-os";
reg = <0x00140000 0x00080000>;
};
partition@3 {
label = "QSPI.u-boot-env";
reg = <0x001c0000 0x00010000>;
};
partition@4 {
label = "QSPI.u-boot-env.backup1";
reg = <0x001d0000 0x0010000>;
};
partition@5 {
label = "QSPI.kernel";
reg = <0x001e0000 0x0800000>;
};
partition@6 {
label = "QSPI.file-system";
reg = <0x009e0000 0x01620000>;
};
};
};