[PATCH v2 2/6] mips: bmips: bcm6328: populate device tree nodes

From: Álvaro Fernández Rojas
Date: Sun Mar 14 2021 - 12:45:00 EST


- Rename periph_clk to periph_osc.
- Rename clkctl to periph_clk.
- Move syscon-reboot to subnode.
- Add hsspi-osc clock.
- Add watchdog.
- Add HS SPI controller.
- Add NAND controller.
- Add USBH PHY.

Signed-off-by: Álvaro Fernández Rojas <noltari@xxxxxxxxx>
---
v2: no changes

arch/mips/boot/dts/brcm/bcm6328.dtsi | 119 +++++++++++++++++++++++----
1 file changed, 105 insertions(+), 14 deletions(-)

diff --git a/arch/mips/boot/dts/brcm/bcm6328.dtsi b/arch/mips/boot/dts/brcm/bcm6328.dtsi
index fe93f2692281..634618d4377e 100644
--- a/arch/mips/boot/dts/brcm/bcm6328.dtsi
+++ b/arch/mips/boot/dts/brcm/bcm6328.dtsi
@@ -29,16 +29,26 @@
};

clocks {
- periph_clk: periph-clk {
+ periph_osc: periph-osc {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <50000000>;
+ clock-output-names = "periph";
+ };
+
+ hsspi_osc: hsspi-osc {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <133333333>;
+ clock-output-names = "hsspi_osc";
};
};

aliases {
+ nflash = &nflash;
serial0 = &uart0;
serial1 = &uart1;
+ spi1 = &hsspi;
};

cpu_intc: interrupt-controller {
@@ -56,7 +66,7 @@
compatible = "simple-bus";
ranges;

- clkctl: clock-controller@10000004 {
+ periph_clk: clock-controller@10000004 {
compatible = "brcm,bcm6328-clocks";
reg = <0x10000004 0x4>;
#clock-cells = <1>;
@@ -80,37 +90,71 @@
interrupts = <2>, <3>;
};

+ wdt: watchdog@1000005c {
+ compatible = "brcm,bcm7038-wdt";
+ reg = <0x1000005c 0xc>;
+
+ clocks = <&periph_osc>;
+ clock-names = "refclk";
+
+ timeout-sec = <30>;
+ };
+
+ soft_reset: syscon@10000068 {
+ compatible = "syscon";
+ reg = <0x10000068 0x4>;
+ native-endian;
+
+ reboot {
+ compatible = "syscon-reboot";
+ offset = <0x0>;
+ mask = <0x1>;
+ };
+ };
+
uart0: serial@10000100 {
compatible = "brcm,bcm6345-uart";
reg = <0x10000100 0x18>;
+
interrupt-parent = <&periph_intc>;
interrupts = <28>;
- clocks = <&periph_clk>;
+
+ clocks = <&periph_osc>;
clock-names = "refclk";
+
status = "disabled";
};

uart1: serial@10000120 {
compatible = "brcm,bcm6345-uart";
reg = <0x10000120 0x18>;
+
interrupt-parent = <&periph_intc>;
interrupts = <39>;
- clocks = <&periph_clk>;
+
+ clocks = <&periph_osc>;
clock-names = "refclk";
+
status = "disabled";
};

- timer: syscon@10000040 {
- compatible = "syscon";
- reg = <0x10000040 0x2c>;
- native-endian;
- };
+ nflash: nand@10000200 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "brcm,nand-bcm6368",
+ "brcm,brcmnand-v2.2",
+ "brcm,brcmnand";
+ reg = <0x10000200 0x180>,
+ <0x10000400 0x200>,
+ <0x10000070 0x10>;
+ reg-names = "nand",
+ "nand-cache",
+ "nand-int-base";
+
+ interrupt-parent = <&periph_intc>;
+ interrupts = <0>;

- reboot: syscon-reboot@10000068 {
- compatible = "syscon-reboot";
- regmap = <&timer>;
- offset = <0x28>;
- mask = <0x1>;
+ status = "disabled";
};

leds0: led-controller@10000800 {
@@ -118,6 +162,27 @@
#size-cells = <0>;
compatible = "brcm,bcm6328-leds";
reg = <0x10000800 0x24>;
+
+ status = "disabled";
+ };
+
+ hsspi: spi@10001000 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "brcm,bcm6328-hsspi";
+ reg = <0x10001000 0x600>;
+
+ interrupt-parent = <&periph_intc>;
+ interrupts = <29>;
+
+ clocks = <&periph_clk BCM6328_CLK_HSSPI>,
+ <&hsspi_osc>;
+ clock-names = "hsspi",
+ "pll";
+
+ resets = <&periph_rst BCM6328_RST_SPI>;
+ reset-names = "hsspi";
+
status = "disabled";
};

@@ -131,8 +196,13 @@
compatible = "brcm,bcm6328-ehci", "generic-ehci";
reg = <0x10002500 0x100>;
big-endian;
+
interrupt-parent = <&periph_intc>;
interrupts = <42>;
+
+ phys = <&usbh 0>;
+ phy-names = "usb";
+
status = "disabled";
};

@@ -141,8 +211,29 @@
reg = <0x10002600 0x100>;
big-endian;
no-big-frame-no;
+
interrupt-parent = <&periph_intc>;
interrupts = <41>;
+
+ phys = <&usbh 0>;
+ phy-names = "usb";
+
+ status = "disabled";
+ };
+
+ usbh: usb-phy@10002700 {
+ compatible = "brcm,bcm6328-usbh-phy";
+ reg = <0x10002700 0x38>;
+ #phy-cells = <1>;
+
+ clocks = <&periph_clk BCM6328_CLK_USBH>;
+ clock-names = "usbh";
+
+ power-domains = <&periph_pwr BCM6328_POWER_DOMAIN_USBH>;
+
+ resets = <&periph_rst BCM6328_RST_USBH>;
+ reset-names = "usbh";
+
status = "disabled";
};
};
--
2.20.1