[PATCH v2 4/6] ARM: dts: Enable Broadcom Cygnus SoC

From: Jonathan Richardson
Date: Tue Sep 23 2014 - 17:15:51 EST

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DT files to enable cygnus consisting of the enterprise phone board variant and
cygnus core configuration.

Reviewed-by: Ray Jui <rjui@xxxxxxxxxxxx>
Reviewed-by: Arun Parameswaran <aparames@xxxxxxxxxxxx>
Reviewed-by: Scott Branden <sbranden@xxxxxxxxxxxx>
Tested-by: Jonathan Richardson <jonathar@xxxxxxxxxxxx>
Reviewed-by: JD (Jiandong) Zheng <jdzheng@xxxxxxxxxxxx>
Signed-off-by: Jonathan Richardson <jonathar@xxxxxxxxxxxx>
---
arch/arm/boot/dts/Makefile | 1 +
arch/arm/boot/dts/bcm-cygnus.dtsi | 349 ++++++++++++++++++++++++++++++++
arch/arm/boot/dts/bcm911360_entphn.dts | 22 ++
3 files changed, 372 insertions(+)
create mode 100644 arch/arm/boot/dts/bcm-cygnus.dtsi
create mode 100644 arch/arm/boot/dts/bcm911360_entphn.dts

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index b8c5cd3..b95d41d 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -52,6 +52,7 @@ dtb-$(CONFIG_ARCH_AT91) += sama5d36ek.dtb
dtb-$(CONFIG_ARCH_ATLAS6) += atlas6-evb.dtb
dtb-$(CONFIG_ARCH_AXXIA) += axm5516-amarillo.dtb
dtb-$(CONFIG_ARCH_BCM2835) += bcm2835-rpi-b.dtb
+dtb-$(CONFIG_ARCH_BCM_CYGNUS) += bcm911360_entphn.dtb
dtb-$(CONFIG_ARCH_BCM_5301X) += bcm4708-netgear-r6250.dtb
dtb-$(CONFIG_ARCH_BCM_MOBILE) += bcm28155-ap.dtb \
bcm21664-garnet.dtb
diff --git a/arch/arm/boot/dts/bcm-cygnus.dtsi b/arch/arm/boot/dts/bcm-cygnus.dtsi
new file mode 100644
index 0000000..81da0d8
--- /dev/null
+++ b/arch/arm/boot/dts/bcm-cygnus.dtsi
@@ -0,0 +1,349 @@
+/*
+ * Copyright 2014 Broadcom Corporation. All rights reserved.
+ *
+ * Unless you and Broadcom execute a separate written software license
+ * agreement governing use of this software, this software is licensed to you
+ * under the terms of the GNU General Public License as
+ * published by the Free Software Foundation version 2.
+ *
+ * This program is distributed "as is" WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+
+#include "skeleton.dtsi"
+
+/ {
+ compatible = "brcm,cygnus";
+ model = "Broadcom Cygnus SoC";
+ interrupt-parent = <&gic>;
+
+ aliases {
+ serial0 = &uart3;
+ serial1 = &uart0;
+ };
+
+ chosen {
+ bootargs = "console=ttyS0,115200 earlyprintk debug";
+ };
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu@0 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a9";
+ next-level-cache = <&L2>;
+ reg = <0x0>;
+ };
+ };
+
+ clocks {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ osc: oscillator {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <25000000>;
+ };
+
+ lcpll: lcpll@0301d02c {
+ #clock-cells = <0>;
+ compatible = "brcm,cygnus-lcpll-clk";
+ reg = <0x0301d02c 0x1c>;
+ clocks = <&osc>;
+ };
+
+ genpll: genpll@0301d000 {
+ #clock-cells = <0>;
+ compatible = "brcm,cygnus-genpll-clk";
+ reg = <0x0301d000 0x2c>,
+ <0x180AA024 0x4>,
+ <0x0301C020 0x4>;
+ clocks = <&osc>;
+ };
+
+ axi21_clk: genpll_ch0@0301d000 {
+ #clock-cells = <0>;
+ compatible = "brcm,cygnus-genpll-ch";
+ reg = <0x0301d000 0x2c>;
+ clocks = <&genpll>;
+ channel = <0>;
+ };
+
+ clk_25MHz: genpll_ch1@0301d000 {
+ #clock-cells = <0>;
+ compatible = "brcm,cygnus-genpll-ch";
+ reg = <0x0301d000 0x2c>;
+ clocks = <&genpll>;
+ channel = <1>;
+ };
+
+ sys_clk: genpll_ch2@0301d000 {
+ #clock-cells = <0>;
+ compatible = "brcm,cygnus-genpll-ch";
+ reg = <0x0301d000 0x2c>;
+ clocks = <&genpll>;
+ channel = <2>;
+ };
+
+ ethernet_clk: genpll_ch3@0301d000 {
+ #clock-cells = <0>;
+ compatible = "brcm,cygnus-genpll-ch";
+ reg = <0x0301d000 0x2c>;
+ clocks = <&genpll>;
+ channel = <3>;
+ };
+
+ asiu_audio_clk: genpll_ch4@0301d000 {
+ #clock-cells = <0>;
+ compatible = "brcm,cygnus-genpll-ch";
+ reg = <0x0301d000 0x2c>;
+ clocks = <&genpll>;
+ channel = <4>;
+ };
+
+ asiu_can_clk: genpll_ch5@0301d000 {
+ #clock-cells = <0>;
+ compatible = "brcm,cygnus-genpll-ch";
+ reg = <0x0301d000 0x2c>;
+ clocks = <&genpll>;
+ channel = <5>;
+ };
+
+ pcie_clk: lcpll_ch0@0301d02c {
+ compatible = "brcm,cygnus-lcpll-ch";
+ reg = <0x0301d02c 0x1c>;
+ #clock-cells = <0>;
+ clocks = <&lcpll>;
+ channel = <0>;
+ };
+
+ ddr_clk: lcpll_ch1@0301d02c {
+ compatible = "brcm,cygnus-lcpll-ch";
+ reg = <0x0301d02c 0x1c>;
+ #clock-cells = <0>;
+ clocks = <&lcpll>;
+ channel = <1>;
+ };
+
+ sdio_clk: lcpll_ch2@0301d02c {
+ compatible = "brcm,cygnus-lcpll-ch";
+ reg = <0x0301d02c 0x1c>;
+ #clock-cells = <0>;
+ clocks = <&lcpll>;
+ channel = <2>;
+ };
+
+ usb_clk: lcpll_ch3@0301d02c {
+ compatible = "brcm,cygnus-lcpll-ch";
+ reg = <0x0301d02c 0x1c>;
+ #clock-cells = <0>;
+ clocks = <&lcpll>;
+ channel = <3>;
+ };
+
+ smart_card_clk: lcpll_ch4@0301d02c {
+ compatible = "brcm,cygnus-lcpll-ch";
+ reg = <0x0301d02c 0x1c>;
+ #clock-cells = <0>;
+ clocks = <&lcpll>;
+ channel = <4>;
+ };
+
+ ch5_unknown_clk: lcpll_ch5@0301d02c {
+ compatible = "brcm,cygnus-lcpll-ch";
+ reg = <0x0301d02c 0x1c>;
+ #clock-cells = <0>;
+ clocks = <&lcpll>;
+ channel = <5>;
+ };
+
+ /*
+ * There are 2 clocks derived from genpll ch0 (axi21) which are
+ * divided internally by 2 and 4. If axi21 clock rate changes, these
+ * derived clock rates scale accordingly.
+ */
+
+ axi41_clk: axi41_clk {
+ reg = <0x0301d000 0x2c>;
+ #clock-cells = <0>;
+ compatible = "brcm,cygnus-pll-derived";
+ clocks = <&axi21_clk>;
+ div = <2>;
+ };
+
+ axi81_clk: axi81_clk {
+ reg = <0x0301d000 0x2c>;
+ #clock-cells = <0>;
+ compatible = "brcm,cygnus-pll-derived";
+ clocks = <&axi21_clk>;
+ div = <4>;
+ };
+
+ /*
+ * The main output of the ARM PLL is arm_clk with several derived
+ * child clocks:
+ * periph_clk
+ * apb_clk
+ * arm_switch
+ * apb0_free
+ */
+ a9pll: arm_clk@19000000 {
+ compatible = "brcm,iproc-arm-a9pll";
+ reg = <0x19000000 0x1000>;
+ #clock-cells = <0>;
+ clocks = <&osc>;
+ };
+
+ periph_clk: periph_clk@19000000 {
+ compatible = "brcm,iproc-arm-ch";
+ reg = <0x19000000 0x1000>;
+ #clock-cells = <0>;
+ clocks = <&a9pll>;
+ channel = <3>;
+ };
+
+ apb0_free: apb0_free@19000000 {
+ compatible = "brcm,iproc-arm-ch";
+ reg = <0x19000000 0x1000>;
+ #clock-cells = <0>;
+ clocks = <&a9pll>;
+ channel = <0>;
+ };
+
+ arm_switch: arm_switch@19000000 {
+ compatible = "brcm,iproc-arm-ch";
+ reg = <0x19000000 0x1000>;
+ #clock-cells = <0>;
+ clocks = <&a9pll>;
+ channel = <1>;
+ };
+
+ apb_clk: apb_clk@19000000 {
+ compatible = "brcm,iproc-arm-ch";
+ reg = <0x19000000 0x1000>;
+ #clock-cells = <0>;
+ clocks = <&a9pll>;
+ channel = <2>;
+ };
+
+ /*
+ * Clocks derived from oscillator.
+ */
+ keypad_clk: keypad_clk@0301D048 {
+ compatible = "brcm,cygnus-osc-derived";
+ reg = <0x0301D048 0x4>,
+ <0x180AA024 0x4>;
+ #clock-cells = <0>;
+ clocks = <&osc>;
+ channel = <0>;
+ div = <392>;
+ };
+
+ adc_clk: adc_clk@0301D04C {
+ compatible = "brcm,cygnus-osc-derived";
+ reg = <0x0301D04C 0x4>,
+ <0x180AA024 0x4>;
+ #clock-cells = <0>;
+ clocks = <&osc>;
+ channel = <1>;
+ };
+
+ pwm_clk: pwm_clk@0301D050 {
+ compatible = "brcm,cygnus-osc-derived";
+ reg = <0x0301D050 0x4>,
+ <0x180AA024 0x4>;
+ #clock-cells = <0>;
+ clocks = <&osc>;
+ channel = <2>;
+ };
+
+ mipipll: mipipll@180a9800 {
+ #clock-cells = <0>;
+ compatible = "brcm,cygnus-mipipll-clk";
+ reg = <0x180a9800 0x2c>,
+ top_clk_gating_ctrl: <0x180AA024 0x4>,
+ crmu_pll_aon_ctrl: <0x0301C020 0x4>;
+ clocks = <&osc>;
+ };
+
+ lcd_clk: mipipll_ch1@180a9800 {
+ #clock-cells = <0>;
+ compatible = "brcm,cygnus-mipipll-ch";
+ reg = <0x180a9800 0x2c>,
+ <0x180AA024 0x4>;
+ clocks = <&mipipll>;
+ channel = <1>;
+ };
+ };
+
+ amba {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "arm,amba-bus", "simple-bus";
+ interrupt-parent = <&gic>;
+ ranges;
+
+ wdt@18009000 {
+ compatible = "arm,sp805" , "arm,primecell";
+ reg = <0x18009000 0x1000>;
+ interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&axi81_clk>;
+ clock-names = "apb_pclk";
+ };
+ };
+
+ uart3: serial@18023000 {
+ compatible = "snps,dw-apb-uart";
+ reg = <0x18023000 0x100>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ interrupts = <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>;
+ clock-frequency = <100000000>;
+ clocks = <&axi81_clk>;
+ status = "okay";
+ };
+
+ uart0: serial@18020000 {
+ compatible = "snps,dw-apb-uart";
+ reg = <0x18020000 0x100>;
+ reg-shift = <2>;
+ reg-io-width = <4>;
+ interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&axi81_clk>;
+ clock-frequency = <100000000>;
+ status = "okay";
+ };
+
+ gic: interrupt-controller@19021000 {
+ compatible = "arm,cortex-a9-gic";
+ #interrupt-cells = <3>;
+ #address-cells = <0>;
+ interrupt-controller;
+ reg = <0x19021000 0x1000>,
+ <0x19020100 0x100>;
+ };
+
+ L2: l2-cache {
+ compatible = "arm,pl310-cache";
+ reg = <0x19022000 0x1000>;
+ cache-unified;
+ cache-level = <2>;
+ };
+
+ timer@19020200 {
+ compatible = "arm,cortex-a9-global-timer";
+ reg = <0x19020200 0x100>;
+ interrupts = <GIC_PPI 11 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&periph_clk>;
+ };
+
+};
diff --git a/arch/arm/boot/dts/bcm911360_entphn.dts b/arch/arm/boot/dts/bcm911360_entphn.dts
new file mode 100644
index 0000000..cee4aff
--- /dev/null
+++ b/arch/arm/boot/dts/bcm911360_entphn.dts
@@ -0,0 +1,22 @@
+/*
+ * Copyright 2014 Broadcom Corporation. All rights reserved.
+ *
+ * Unless you and Broadcom execute a separate written software license
+ * agreement governing use of this software, this software is licensed to you
+ * under the terms of the GNU General Public License as
+ * published by the Free Software Foundation version 2.
+ *
+ * This program is distributed "as is" WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+/dts-v1/;
+
+#include "bcm-cygnus.dtsi"
+
+/ {
+ model = "Cygnus Enterprise Phone (BCM911360_ENTPHN)";
+ compatible = "brcm,bcm911360_entphn", "brcm,cygnus";
+};
--
1.7.9.5

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Next message: Kent Overstreet: "Re: [PATCH 9/9] percpu_ref: make INIT_ATOMIC and switch_to_atomic() sticky"
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