[RFC 5/5] ARM: dts: enable clock support for Broadcom NS2
From: Jon Mason
Date: Tue Oct 13 2015 - 17:22:54 EST
Add device tree entries for clock support for Broadcom Northstar 2 SoC
Signed-off-by: Jon Mason <jonmason@xxxxxxxxxxxx>
---
arch/arm64/boot/dts/broadcom/ns2.dtsi | 93 ++++++++++++++++++++++++++++++++---
1 file changed, 86 insertions(+), 7 deletions(-)
diff --git a/arch/arm64/boot/dts/broadcom/ns2.dtsi b/arch/arm64/boot/dts/broadcom/ns2.dtsi
index 3c92d92..c632f3b 100644
--- a/arch/arm64/boot/dts/broadcom/ns2.dtsi
+++ b/arch/arm64/boot/dts/broadcom/ns2.dtsi
@@ -31,6 +31,7 @@
*/
#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/clock/bcm-ns2.h>
/memreserve/ 0x84b00000 0x00000008;
@@ -89,25 +90,103 @@
IRQ_TYPE_EDGE_RISING)>;
};
+ clocks {
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ osc: oscillator {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <25000000>;
+ };
+
+ iprocmed: iprocmed {
+ #clock-cells = <0>;
+ compatible = "fixed-factor-clock";
+ clocks = <&genpll_scr BCM_NS2_GENPLL_SCR_SCR_CLK>;
+ clock-div = <2>;
+ clock-mult = <1>;
+ };
+
+ iprocslow: iprocslow {
+ #clock-cells = <0>;
+ compatible = "fixed-factor-clock";
+ clocks = <&genpll_scr BCM_NS2_GENPLL_SCR_SCR_CLK>;
+ clock-div = <4>;
+ clock-mult = <1>;
+ };
+ };
+
soc: soc {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
ranges = <0 0 0 0xffffffff>;
+ ranges = <0 0 0x65000000 0x01130100>;
+
+ lcpll_ddr: lcpll_ddr@001d058 {
+ #clock-cells = <1>;
+ compatible = "brcm,ns2-lcpll-ddr";
+ reg = <0x001d058 0x20>,
+ <0x001c020 0x4>,
+ <0x001d04c 0x4>;
+ clocks = <&osc>;
+ clock-output-names = "lcpll_ddr", "pcie_sata_usb",
+ "ddr", "ddr_ch2_unused",
+ "ddr_ch3_unused", "ddr_ch4_unused",
+ "ddr_ch5_unused";
+ };
+
+ lcpll_ports: lcpll_ports@1d078 {
+ #clock-cells = <1>;
+ compatible = "brcm,ns2-lcpll-ports";
+ reg = <0x001d078 0x20>,
+ <0x001c020 0x4>,
+ <0x001d054 0x4>;
+ clocks = <&osc>;
+ clock-output-names = "lcpll_ports", "wan", "rgmii",
+ "ports_ch2_unused",
+ "ports_ch3_unused",
+ "ports_ch4_unused",
+ "ports_ch5_unused";
+ };
+
+ genpll_scr: genpll_scr@001d098 {
+ #clock-cells = <1>;
+ compatible = "brcm,ns2-genpll-scr";
+ reg = <0x001d098 0x32>,
+ <0x001c020 0x4>,
+ <0x001d044 0x4>;
+ clocks = <&osc>;
+ clock-output-names = "genpll_scr", "scr", "fs",
+ "audio_ref", "scr_ch3_unused",
+ "scr_ch4_unused", "scr_ch5_unused";
+ };
+
+ genpll_sw: genpll_sw@001d0c4 {
+ #clock-cells = <1>;
+ compatible = "brcm,ns2-genpll-sw";
+ reg = <0x001d0c4 0x32>,
+ <0x001c020 0x4>,
+ <0x001d044 0x4>;
+ clocks = <&osc>;
+ clock-output-names = "genpll_sw", "rpe", "250", "nic",
+ "chimp", "port", "sdio";
+ };
- gic: interrupt-controller@65210000 {
+ gic: interrupt-controller@0210000 {
compatible = "arm,gic-400";
#interrupt-cells = <3>;
interrupt-controller;
- reg = <0x65210000 0x1000>,
- <0x65220000 0x1000>,
- <0x65240000 0x2000>,
- <0x65260000 0x1000>;
+ reg = <0x0210000 0x1000>,
+ <0x0220000 0x1000>,
+ <0x0240000 0x2000>,
+ <0x0260000 0x1000>;
};
- uart3: serial@66130000 {
+ uart3: serial@1130000 {
compatible = "snps,dw-apb-uart";
- reg = <0x66130000 0x100>;
+ reg = <0x1130000 0x100>;
interrupts = <GIC_SPI 393 IRQ_TYPE_LEVEL_HIGH>;
reg-shift = <2>;
reg-io-width = <4>;
--
1.9.1
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