arm64: dts: rockchip: Add SFC to RK3308

Add a devicetree entry for the Rockchip SFC for the RK3308 SOC.

Signed-off-by: Chris Morgan <macromorgan@hotmail.com>
Signed-off-by: Jon Lin <jon.lin@rock-chips.com>
Link: https://lore.kernel.org/r/20210812134639.31586-1-jon.lin@rock-chips.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm64/boot/dts/rockchip/rk3308.dtsi b/arch/arm64/boot/dts/rockchip/rk3308.dtsi
index a185901..ce6f4a2 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/rk3308.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3308.dtsi
@@ -731,6 +731,17 @@
                status = "disabled";
        };
 
+       sfc: spi@ff4c0000 {
+               compatible = "rockchip,sfc";
+               reg = <0x0 0xff4c0000 0x0 0x4000>;
+               interrupts = <GIC_SPI 82 IRQ_TYPE_LEVEL_HIGH>;
+               clocks = <&cru SCLK_SFC>, <&cru HCLK_SFC>;
+               clock-names = "clk_sfc", "hclk_sfc";
+               pinctrl-0 = <&sfc_clk &sfc_cs0 &sfc_bus4>;
+               pinctrl-names = "default";
+               status = "disabled";
+       };
+
        cru: clock-controller@ff500000 {
                compatible = "rockchip,rk3308-cru";
                reg = <0x0 0xff500000 0x0 0x1000>;
@@ -1004,6 +1015,32 @@
                        };
                };
 
+               sfc {
+                       sfc_bus4: sfc-bus4 {
+                               rockchip,pins =
+                                       <3 RK_PA0 3 &pcfg_pull_none>,
+                                       <3 RK_PA1 3 &pcfg_pull_none>,
+                                       <3 RK_PA2 3 &pcfg_pull_none>,
+                                       <3 RK_PA3 3 &pcfg_pull_none>;
+                       };
+
+                       sfc_bus2: sfc-bus2 {
+                               rockchip,pins =
+                                       <3 RK_PA0 3 &pcfg_pull_none>,
+                                       <3 RK_PA1 3 &pcfg_pull_none>;
+                       };
+
+                       sfc_cs0: sfc-cs0 {
+                               rockchip,pins =
+                                       <3 RK_PA4 3 &pcfg_pull_none>;
+                       };
+
+                       sfc_clk: sfc-clk {
+                               rockchip,pins =
+                                       <3 RK_PA5 3 &pcfg_pull_none>;
+                       };
+               };
+
                gmac {
                        rmii_pins: rmii-pins {
                                rockchip,pins =