mips: bmips: add bcm63xx-hsspi driver support for BCM6328
This driver manages the SPI controller present on this SoC.
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
Reviewed-by: Jagan Teki <jagan@openedev.com>
diff --git a/arch/mips/dts/brcm,bcm6328.dtsi b/arch/mips/dts/brcm,bcm6328.dtsi
index a996075..67d9278 100644
--- a/arch/mips/dts/brcm,bcm6328.dtsi
+++ b/arch/mips/dts/brcm,bcm6328.dtsi
@@ -13,6 +13,10 @@
/ {
compatible = "brcm,bcm6328";
+ aliases {
+ spi0 = &spi;
+ };
+
cpus {
reg = <0x10000000 0x4>;
#address-cells = <1>;
@@ -40,6 +44,12 @@
#size-cells = <1>;
u-boot,dm-pre-reloc;
+ hsspi_pll: hsspi-pll {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <133333333>;
+ };
+
periph_osc: periph-osc {
compatible = "fixed-clock";
#clock-cells = <0>;
@@ -123,6 +133,20 @@
status = "disabled";
};
+ spi: spi@10001000 {
+ compatible = "brcm,bcm6328-hsspi";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reg = <0x10001000 0x600>;
+ clocks = <&periph_clk BCM6328_CLK_HSSPI>, <&hsspi_pll>;
+ clock-names = "hsspi", "pll";
+ resets = <&periph_rst BCM6328_RST_SPI>;
+ spi-max-frequency = <33333334>;
+ num-cs = <3>;
+
+ status = "disabled";
+ };
+
periph_pwr: power-controller@10001848 {
compatible = "brcm,bcm6328-power-domain";
reg = <0x10001848 0x4>;