Merge tag 'arm-soc/for-4.3/dts' of http://github.com/broadcom/stblinux into next/dt
Merge "Broadcom Device Tree changes for 4.3 (part 1)" from Florian Fainelli:
This pull request contains two changes:
- Ray adds the relevant clocks device tree nodes for Cygnus SoCs
- Rafal enables UART0 on BCM5301X routers where it has been verified to work
correctly
* tag 'arm-soc/for-4.3/dts' of http://github.com/broadcom/stblinux:
ARM: BCM5301X: Enable UART0 on tested devices
ARM: dts: enable clock support for Broadcom Cygnus
Signed-off-by: Olof Johansson <olof@lixom.net>
diff --git a/arch/arm/boot/dts/bcm-cygnus-clock.dtsi b/arch/arm/boot/dts/bcm-cygnus-clock.dtsi
index 60d8389..32bcd45 100644
--- a/arch/arm/boot/dts/bcm-cygnus-clock.dtsi
+++ b/arch/arm/boot/dts/bcm-cygnus-clock.dtsi
@@ -36,56 +36,89 @@
ranges;
osc: oscillator {
+ #clock-cells = <0>;
compatible = "fixed-clock";
- #clock-cells = <1>;
clock-frequency = <25000000>;
};
+ /* Cygnus ARM PLL */
+ armpll: armpll {
+ #clock-cells = <0>;
+ compatible = "brcm,cygnus-armpll";
+ clocks = <&osc>;
+ reg = <0x19000000 0x1000>;
+ };
+
+ /* peripheral clock for system timer */
+ periph_clk: arm_periph_clk {
+ #clock-cells = <0>;
+ compatible = "fixed-factor-clock";
+ clocks = <&armpll>;
+ clock-div = <2>;
+ clock-mult = <1>;
+ };
+
+ /* APB bus clock */
apb_clk: apb_clk {
- compatible = "fixed-clock";
#clock-cells = <0>;
- clock-frequency = <1000000000>;
+ compatible = "fixed-factor-clock";
+ clocks = <&armpll>;
+ clock-div = <4>;
+ clock-mult = <1>;
};
- periph_clk: periph_clk {
- compatible = "fixed-clock";
- #clock-cells = <0>;
- clock-frequency = <500000000>;
+ genpll: genpll {
+ #clock-cells = <1>;
+ compatible = "brcm,cygnus-genpll";
+ reg = <0x0301d000 0x2c>, <0x0301c020 0x4>;
+ clocks = <&osc>;
+ clock-output-names = "genpll", "axi21", "250mhz", "ihost_sys",
+ "enet_sw", "audio_125", "can";
};
- sdio_clk: lcpll_ch2 {
- compatible = "fixed-clock";
+ /* always 1/2 of the axi21 clock */
+ axi41_clk: axi41_clk {
#clock-cells = <0>;
- clock-frequency = <200000000>;
+ compatible = "fixed-factor-clock";
+ clocks = <&genpll 1>;
+ clock-div = <2>;
+ clock-mult = <1>;
};
+ /* always 1/4 of the axi21 clock */
axi81_clk: axi81_clk {
- compatible = "fixed-clock";
#clock-cells = <0>;
- clock-frequency = <100000000>;
+ compatible = "fixed-factor-clock";
+ clocks = <&genpll 1>;
+ clock-div = <4>;
+ clock-mult = <1>;
};
- keypad_clk: keypad_clk {
- compatible = "fixed-clock";
- #clock-cells = <0>;
- clock-frequency = <31806>;
+ lcpll0: lcpll0 {
+ #clock-cells = <1>;
+ compatible = "brcm,cygnus-lcpll0";
+ reg = <0x0301d02c 0x1c>, <0x0301c020 0x4>;
+ clocks = <&osc>;
+ clock-output-names = "lcpll0", "pcie_phy", "ddr_phy", "sdio",
+ "usb_phy", "smart_card", "ch5";
};
- adc_clk: adc_clk {
- compatible = "fixed-clock";
- #clock-cells = <0>;
- clock-frequency = <1562500>;
+ mipipll: mipipll {
+ #clock-cells = <1>;
+ compatible = "brcm,cygnus-mipipll";
+ reg = <0x180a9800 0x2c>, <0x0301c020 0x4>, <0x180aa024 0x4>;
+ clocks = <&osc>;
+ clock-output-names = "mipipll", "ch0_unused", "ch1_lcd",
+ "ch2_v3d", "ch3_unused", "ch4_unused",
+ "ch5_unused";
};
- pwm_clk: pwm_clk {
- compatible = "fixed-clock";
- #clock-cells = <0>;
- clock-frequency = <1000000>;
- };
+ asiu_clks: asiu_clks {
+ #clock-cells = <1>;
+ compatible = "brcm,cygnus-asiu-clk";
+ reg = <0x0301d048 0xc>, <0x180aa024 0x4>;
- lcd_clk: mipipll_ch1 {
- compatible = "fixed-clock";
- #clock-cells = <0>;
- clock-frequency = <100000000>;
+ clocks = <&osc>;
+ clock-output-names = "keypad", "adc/touch", "pwm";
};
};
diff --git a/arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts b/arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts
index 24f0ab5..42dcdfb 100644
--- a/arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts
+++ b/arch/arm/boot/dts/bcm4708-buffalo-wzr-1750dhp.dts
@@ -135,3 +135,7 @@
};
};
};
+
+&uart0 {
+ status = "okay";
+};
diff --git a/arch/arm/boot/dts/bcm4708-luxul-xwc-1000.dts b/arch/arm/boot/dts/bcm4708-luxul-xwc-1000.dts
index f039393..f18e80e 100644
--- a/arch/arm/boot/dts/bcm4708-luxul-xwc-1000.dts
+++ b/arch/arm/boot/dts/bcm4708-luxul-xwc-1000.dts
@@ -55,3 +55,7 @@
};
};
};
+
+&uart0 {
+ status = "okay";
+};
diff --git a/arch/arm/boot/dts/bcm4708-netgear-r6250.dts b/arch/arm/boot/dts/bcm4708-netgear-r6250.dts
index 326ce8f..64b8d10 100644
--- a/arch/arm/boot/dts/bcm4708-netgear-r6250.dts
+++ b/arch/arm/boot/dts/bcm4708-netgear-r6250.dts
@@ -24,16 +24,6 @@
reg = <0x00000000 0x08000000>;
};
- chipcommonA {
- uart0: serial@0300 {
- status = "okay";
- };
-
- uart1: serial@0400 {
- status = "okay";
- };
- };
-
leds {
compatible = "gpio-leds";
@@ -92,3 +82,7 @@
};
};
};
+
+&uart0 {
+ status = "okay";
+};
diff --git a/arch/arm/boot/dts/bcm4708-smartrg-sr400ac.dts b/arch/arm/boot/dts/bcm4708-smartrg-sr400ac.dts
index d6a033b..64a5e8ab 100644
--- a/arch/arm/boot/dts/bcm4708-smartrg-sr400ac.dts
+++ b/arch/arm/boot/dts/bcm4708-smartrg-sr400ac.dts
@@ -118,3 +118,7 @@
};
};
};
+
+&uart0 {
+ status = "okay";
+};
diff --git a/arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dts b/arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dts
index bb0cb0b..38f0c00 100644
--- a/arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dts
+++ b/arch/arm/boot/dts/bcm47081-buffalo-wzr-600dhp2.dts
@@ -122,3 +122,7 @@
};
};
};
+
+&uart0 {
+ status = "okay";
+};