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From cdc36b22f0e4b8badf3db14395f0aa44dcbce4b3 Mon Sep 17 00:00:00 2001
From: Jon Mason <jonmason@broadcom.com>
Date: Fri, 20 Nov 2015 10:17:18 -0500
Subject: [PATCH] ARM: dts: enable clock support for BCM5301X
Replace current device tree dummy clocks with real clock support for
Broadcom Northstar SoCs.
Signed-off-by: Jon Mason <jonmason@broadcom.com>
Reviewed-by: Ray Jui <rjui@broadcom.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
---
arch/arm/boot/dts/bcm5301x.dtsi | 92 +++++++++++++++++++++++++++++++----------
1 file changed, 71 insertions(+), 21 deletions(-)
--- a/arch/arm/boot/dts/bcm5301x.dtsi
+++ b/arch/arm/boot/dts/bcm5301x.dtsi
@@ -8,6 +8,7 @@
* Licensed under the GNU/GPL. See COPYING for details.
*/
+#include <dt-bindings/clock/bcm-nsp.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/interrupt-controller/irq.h>
@@ -27,7 +28,7 @@
compatible = "ns16550";
reg = <0x0300 0x100>;
interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
- clock-frequency = <100000000>;
+ clocks = <&iprocslow>;
status = "disabled";
};
@@ -35,48 +36,55 @@
compatible = "ns16550";
reg = <0x0400 0x100>;
interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
- clock-frequency = <100000000>;
+ clocks = <&iprocslow>;
status = "disabled";
};
};
mpcore {
compatible = "simple-bus";
- ranges = <0x00000000 0x19020000 0x00003000>;
+ ranges = <0x00000000 0x19000000 0x00023000>;
#address-cells = <1>;
#size-cells = <1>;
- scu@0000 {
+ a9pll: arm_clk@00000 {
+ #clock-cells = <0>;
+ compatible = "brcm,nsp-armpll";
+ clocks = <&osc>;
+ reg = <0x00000 0x1000>;
+ };
+
+ scu@20000 {
compatible = "arm,cortex-a9-scu";
- reg = <0x0000 0x100>;
+ reg = <0x20000 0x100>;
};
- timer@0200 {
+ timer@20200 {
compatible = "arm,cortex-a9-global-timer";
- reg = <0x0200 0x100>;
+ reg = <0x20200 0x100>;
interrupts = <GIC_PPI 11 IRQ_TYPE_EDGE_RISING>;
- clocks = <&clk_periph>;
+ clocks = <&periph_clk>;
};
- local-timer@0600 {
+ local-timer@20600 {
compatible = "arm,cortex-a9-twd-timer";
- reg = <0x0600 0x100>;
+ reg = <0x20600 0x100>;
interrupts = <GIC_PPI 13 IRQ_TYPE_EDGE_RISING>;
- clocks = <&clk_periph>;
+ clocks = <&periph_clk>;
};
- gic: interrupt-controller@1000 {
+ gic: interrupt-controller@21000 {
compatible = "arm,cortex-a9-gic";
#interrupt-cells = <3>;
#address-cells = <0>;
interrupt-controller;
- reg = <0x1000 0x1000>,
- <0x0100 0x100>;
+ reg = <0x21000 0x1000>,
+ <0x20100 0x100>;
};
- L2: cache-controller@2000 {
+ L2: cache-controller@22000 {
compatible = "arm,pl310-cache";
- reg = <0x2000 0x1000>;
+ reg = <0x22000 0x1000>;
cache-unified;
arm,shared-override;
prefetch-data = <1>;
@@ -94,14 +102,37 @@
clocks {
#address-cells = <1>;
- #size-cells = <0>;
+ #size-cells = <1>;
+ ranges;
- /* As long as we do not have a real clock driver us this
- * fixed clock */
- clk_periph: periph {
+ osc: oscillator {
+ #clock-cells = <0>;
compatible = "fixed-clock";
+ clock-frequency = <25000000>;
+ };
+
+ iprocmed: iprocmed {
#clock-cells = <0>;
- clock-frequency = <400000000>;
+ compatible = "fixed-factor-clock";
+ clocks = <&genpll BCM_NSP_GENPLL_IPROCFAST_CLK>;
+ clock-div = <2>;
+ clock-mult = <1>;
+ };
+
+ iprocslow: iprocslow {
+ #clock-cells = <0>;
+ compatible = "fixed-factor-clock";
+ clocks = <&genpll BCM_NSP_GENPLL_IPROCFAST_CLK>;
+ clock-div = <4>;
+ clock-mult = <1>;
+ };
+
+ periph_clk: periph_clk {
+ #clock-cells = <0>;
+ compatible = "fixed-factor-clock";
+ clocks = <&a9pll>;
+ clock-div = <2>;
+ clock-mult = <1>;
};
};
@@ -178,6 +209,25 @@
};
};
+ lcpll0: lcpll0@1800c100 {
+ #clock-cells = <1>;
+ compatible = "brcm,nsp-lcpll0";
+ reg = <0x1800c100 0x14>;
+ clocks = <&osc>;
+ clock-output-names = "lcpll0", "pcie_phy", "sdio",
+ "ddr_phy";
+ };
+
+ genpll: genpll@1800c140 {
+ #clock-cells = <1>;
+ compatible = "brcm,nsp-genpll";
+ reg = <0x1800c140 0x24>;
+ clocks = <&osc>;
+ clock-output-names = "genpll", "phy", "ethernetclk",
+ "usbclk", "iprocfast", "sata1",
+ "sata2";
+ };
+
nand: nand@18028000 {
compatible = "brcm,nand-iproc", "brcm,brcmnand-v6.1", "brcm,brcmnand";
reg = <0x18028000 0x600>, <0x1811a408 0x600>, <0x18028f00 0x20>;
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