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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
commit5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch)
treea94efe259b9009378be6d90eb30d2b019d95c194 /arch/arm/boot/dts/nspire.dtsi
parentInitial commit. (diff)
downloadlinux-upstream.tar.xz
linux-upstream.zip
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm/boot/dts/nspire.dtsi')
-rw-r--r--arch/arm/boot/dts/nspire.dtsi203
1 files changed, 203 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/nspire.dtsi b/arch/arm/boot/dts/nspire.dtsi
new file mode 100644
index 000000000..90e033d91
--- /dev/null
+++ b/arch/arm/boot/dts/nspire.dtsi
@@ -0,0 +1,203 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * linux/arch/arm/boot/nspire.dtsi
+ *
+ * Copyright (C) 2013 Daniel Tang <tangrs@tangrs.id.au>
+ */
+
+/ {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ interrupt-parent = <&intc>;
+
+ cpus {
+ cpu@0 {
+ compatible = "arm,arm926ej-s";
+ };
+ };
+
+ bootrom: bootrom@0 {
+ reg = <0x00000000 0x80000>;
+ };
+
+ sram: sram@A4000000 {
+ device = "memory";
+ reg = <0xA4000000 0x20000>;
+ };
+
+ timer_clk: timer_clk {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <32768>;
+ };
+
+ base_clk: base_clk {
+ #clock-cells = <0>;
+ reg = <0x900B0024 0x4>;
+ };
+
+ ahb_clk: ahb_clk {
+ #clock-cells = <0>;
+ reg = <0x900B0024 0x4>;
+ clocks = <&base_clk>;
+ };
+
+ apb_pclk: apb_pclk {
+ #clock-cells = <0>;
+ compatible = "fixed-factor-clock";
+ clock-div = <2>;
+ clock-mult = <1>;
+ clocks = <&ahb_clk>;
+ };
+
+ usb_phy: usb_phy {
+ compatible = "usb-nop-xceiv";
+ #phy-cells = <0>;
+ };
+
+ vbus_reg: vbus_reg {
+ compatible = "regulator-fixed";
+
+ regulator-name = "USB VBUS output";
+ regulator-type = "voltage";
+
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ };
+
+ ahb {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ spi: spi@A9000000 {
+ reg = <0xA9000000 0x1000>;
+ };
+
+ usb0: usb@B0000000 {
+ compatible = "lsi,zevio-usb";
+ reg = <0xB0000000 0x1000>;
+ interrupts = <8>;
+
+ usb-phy = <&usb_phy>;
+ vbus-supply = <&vbus_reg>;
+ };
+
+ usb1: usb@B4000000 {
+ reg = <0xB4000000 0x1000>;
+ interrupts = <9>;
+ status = "disabled";
+ };
+
+ lcd: lcd@C0000000 {
+ compatible = "arm,pl111", "arm,primecell";
+ reg = <0xC0000000 0x1000>;
+ interrupts = <21>;
+
+ /*
+ * We assume the same clock is fed to APB and CLCDCLK.
+ * There is some code to scale the clock down by a factor
+ * 48 for the display so likely the frequency to the
+ * display is 1MHz and the CLCDCLK is 48 MHz.
+ */
+ clocks = <&apb_pclk>, <&apb_pclk>;
+ clock-names = "clcdclk", "apb_pclk";
+ };
+
+ adc: adc@C4000000 {
+ reg = <0xC4000000 0x1000>;
+ interrupts = <11>;
+ };
+
+ tdes: crypto@C8010000 {
+ reg = <0xC8010000 0x1000>;
+ };
+
+ sha256: crypto@CC000000 {
+ reg = <0xCC000000 0x1000>;
+ };
+
+ apb@90000000 {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ clock-ranges;
+ ranges;
+
+ gpio: gpio@90000000 {
+ compatible = "lsi,zevio-gpio";
+ reg = <0x90000000 0x1000>;
+ interrupts = <7>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ };
+
+ fast_timer: timer@90010000 {
+ reg = <0x90010000 0x1000>;
+ interrupts = <17>;
+ };
+
+ uart: serial@90020000 {
+ reg = <0x90020000 0x1000>;
+ interrupts = <1>;
+ };
+
+ timer0: timer@900C0000 {
+ reg = <0x900C0000 0x1000>;
+ clocks = <&timer_clk>, <&timer_clk>,
+ <&timer_clk>;
+ clock-names = "timer0clk", "timer1clk",
+ "apb_pclk";
+ };
+
+ timer1: timer@900D0000 {
+ reg = <0x900D0000 0x1000>;
+ interrupts = <19>;
+ clocks = <&timer_clk>, <&timer_clk>,
+ <&timer_clk>;
+ clock-names = "timer0clk", "timer1clk",
+ "apb_pclk";
+ };
+
+ watchdog: watchdog@90060000 {
+ compatible = "arm,amba-primecell";
+ reg = <0x90060000 0x1000>;
+ interrupts = <3>;
+ };
+
+ rtc: rtc@90090000 {
+ reg = <0x90090000 0x1000>;
+ interrupts = <4>;
+ };
+
+ misc: misc@900A0000 {
+ reg = <0x900A0000 0x1000>;
+ };
+
+ pwr: pwr@900B0000 {
+ reg = <0x900B0000 0x1000>;
+ interrupts = <15>;
+ };
+
+ keypad: input@900E0000 {
+ compatible = "ti,nspire-keypad";
+ reg = <0x900E0000 0x1000>;
+ interrupts = <16>;
+
+ scan-interval = <1000>;
+ row-delay = <200>;
+
+ clocks = <&apb_pclk>;
+ };
+
+ contrast: contrast@900F0000 {
+ reg = <0x900F0000 0x1000>;
+ };
+
+ led: led@90110000 {
+ reg = <0x90110000 0x1000>;
+ };
+ };
+ };
+};