231 lines
5.6 KiB
Diff
231 lines
5.6 KiB
Diff
From 227cadff47a2b00e91deb5b54f1fd551808d42ae Mon Sep 17 00:00:00 2001
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From: Pantelis Antoniou <panto@antoniou-consulting.com>
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Date: Fri, 28 Jun 2013 14:18:08 +0300
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Subject: [PATCH 1/3] am335x: dts: Add beaglebone black DTS
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Added the beaglebone black's DTS file. Note that at some point in
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time we'll switch to using a common black.dtsi file.
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Signed-off-by: Pantelis Antoniou <panto@antoniou-consulting.com>
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---
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arch/arm/boot/dts/Makefile | 3 +-
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arch/arm/boot/dts/am335x-boneblack.dts | 196 +++++++++++++++++++++++++++++++++
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2 files changed, 198 insertions(+), 1 deletion(-)
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create mode 100644 arch/arm/boot/dts/am335x-boneblack.dts
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diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
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--- a/arch/arm/boot/dts/Makefile.orig 2013-07-17 11:51:55.510389342 +0100
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+++ b/arch/arm/boot/dts/Makefile 2013-07-17 11:55:09.492689175 +0100
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@@ -172,6 +172,7 @@
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am335x-evm.dtb \
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am335x-evmsk.dtb \
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am335x-bone.dtb \
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+ am335x-boneblack.dtb
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am3517-evm.dtb \
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am3517_mt_ventoux.dtb \
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am43x-epos-evm.dtb
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diff --git a/arch/arm/boot/dts/am335x-boneblack.dts b/arch/arm/boot/dts/am335x-boneblack.dts
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new file mode 100644
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index 0000000..d21e223
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--- /dev/null
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+++ b/arch/arm/boot/dts/am335x-boneblack.dts
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@@ -0,0 +1,196 @@
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+/*
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+ * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com/
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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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+
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+/include/ "am33xx.dtsi"
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+
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+/ {
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+ model = "TI AM335x BeagleBone";
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+ compatible = "ti,am335x-bone", "ti,am33xx";
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+
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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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+ * To consider voltage drop between PMIC and SoC,
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+ * tolerance value is reduced to 2% from 4% and
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+ * voltage value is increased as a precaution.
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+ */
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+ operating-points = <
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+ /* kHz uV */
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+ 1000000 1350000
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+ 800000 1300000
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+ 600000 1112000
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+ 300000 969000
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+ >;
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+ };
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+ };
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+
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+ memory {
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+ device_type = "memory";
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+ reg = <0x80000000 0x10000000>; /* 256 MB */
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+ };
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+
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+ am33xx_pinmux: pinmux@44e10800 {
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&user_leds_s0>;
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+
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+ user_leds_s0: user_leds_s0 {
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+ pinctrl-single,pins = <
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+ 0x54 0x7 /* gpmc_a5.gpio1_21, OUTPUT | MODE7 */
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+ 0x58 0x17 /* gpmc_a6.gpio1_22, OUTPUT_PULLUP | MODE7 */
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+ 0x5c 0x7 /* gpmc_a7.gpio1_23, OUTPUT | MODE7 */
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+ 0x60 0x17 /* gpmc_a8.gpio1_24, OUTPUT_PULLUP | MODE7 */
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+ >;
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+ };
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+
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+ emmc2_pins: pinmux_emmc2_pins {
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+ pinctrl-single,pins = <
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+ 0x80 0x32 /* gpmc_csn1.mmc1_clk, INPUT_PULLUP | MODE2 */
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+ 0x84 0x32 /* gpmc_csn2.mmc1_cmd, INPUT_PULLUP | MODE2 */
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+ 0x00 0x31 /* gpmc_ad0.mmc1_dat0, INPUT_PULLUP | MODE1 */
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+ 0x04 0x31 /* gpmc_ad1.mmc1_dat1, INPUT_PULLUP | MODE1 */
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+ 0x08 0x31 /* gpmc_ad2.mmc1_dat2, INPUT_PULLUP | MODE1 */
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+ 0x0c 0x31 /* gpmc_ad3.mmc1_dat3, INPUT_PULLUP | MODE1 */
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+ 0x10 0x31 /* gpmc_ad4.mmc1_dat4, INPUT_PULLUP | MODE1 */
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+ 0x14 0x31 /* gpmc_ad5.mmc1_dat5, INPUT_PULLUP | MODE1 */
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+ 0x18 0x31 /* gpmc_ad6.mmc1_dat6, INPUT_PULLUP | MODE1 */
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+ 0x1c 0x31 /* gpmc_ad7.mmc1_dat7, INPUT_PULLUP | MODE1 */
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+ /* eMMC_RSTn */
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+ 0x50 0x17 /* gpmc_a4.gpio1_20, OUTPUT | MODE7 | PULLUP */
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+ >;
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+ };
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+ };
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+
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+ ocp {
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+ uart1: serial@44e09000 {
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+ status = "okay";
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+ };
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+
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+ i2c0: i2c@44e0b000 {
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+ status = "okay";
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+ clock-frequency = <400000>;
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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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+
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+ };
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+ };
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+
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+ leds {
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+ compatible = "gpio-leds";
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+
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+ led@2 {
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+ label = "beaglebone:green:heartbeat";
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+ gpios = <&gpio1 21 0>;
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+ linux,default-trigger = "heartbeat";
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+ default-state = "off";
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+ };
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+
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+ led@3 {
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+ label = "beaglebone:green:mmc0";
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+ gpios = <&gpio1 22 0>;
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+ linux,default-trigger = "mmc0";
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+ default-state = "off";
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+ };
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+
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+ led@4 {
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+ label = "beaglebone:green:usr2";
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+ gpios = <&gpio1 23 0>;
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+ default-state = "off";
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+ };
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+
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+ led@5 {
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+ label = "beaglebone:green:usr3";
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+ gpios = <&gpio1 24 0>;
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+ default-state = "off";
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+ };
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+ };
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+
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+ vmmcsd_fixed: fixedregulator@0 {
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+ compatible = "regulator-fixed";
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+ regulator-name = "vmmcsd_fixed";
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+ regulator-min-microvolt = <3300000>;
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+ regulator-max-microvolt = <3300000>;
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+ };
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+
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+};
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+
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+/include/ "tps65217.dtsi"
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+
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+&tps {
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+ regulators {
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+ dcdc1_reg: regulator@0 {
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+ regulator-always-on;
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+ };
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+
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+ dcdc2_reg: regulator@1 {
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+ /* VDD_MPU voltage limits 0.95V - 1.26V with +/-4% tolerance */
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+ regulator-name = "vdd_mpu";
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+ regulator-min-microvolt = <925000>;
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+ regulator-max-microvolt = <1325000>;
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+ regulator-boot-on;
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+ regulator-always-on;
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+ };
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+
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+ dcdc3_reg: regulator@2 {
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+ /* VDD_CORE voltage limits 0.95V - 1.1V with +/-4% tolerance */
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+ regulator-name = "vdd_core";
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+ regulator-min-microvolt = <925000>;
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+ regulator-max-microvolt = <1150000>;
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+ regulator-boot-on;
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+ regulator-always-on;
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+ };
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+
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+ ldo1_reg: regulator@3 {
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+ regulator-always-on;
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+ };
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+
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+ ldo2_reg: regulator@4 {
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+ regulator-always-on;
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+ };
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+
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+ ldo3_reg: regulator@5 {
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+ regulator-min-microvolt = <1800000>;
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+ regulator-max-microvolt = <1800000>; /* orig 3.3V*/
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+ regulator-always-on;
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+ };
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+
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+ ldo4_reg: regulator@6 {
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+ regulator-always-on;
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+ };
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+ };
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+};
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+
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+&cpsw_emac0 {
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+ phy_id = <&davinci_mdio>, <0>;
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+};
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+
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+&cpsw_emac1 {
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+ phy_id = <&davinci_mdio>, <1>;
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+};
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+
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+&mmc1 {
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+ status = "okay";
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+ vmmc-supply = <&vmmcsd_fixed>;
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+ ti,vcc-aux-disable-is-sleep;
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+};
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+
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+&mmc2 {
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&emmc2_pins>; /* wrong numbering */
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+ vmmc-supply = <&ldo3_reg>;
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+ bus-width = <8>;
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+ ti,non-removable;
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+ status = "okay";
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+ ti,vcc-aux-disable-is-sleep;
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+
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+ reset-gpio = <&gpio1 20 0x00>;
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+};
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--
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1.8.2.1
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