[Patch v2 15/15] arm64: dts: fsd: Add MFC related DT enteries

From: Smitha T Murthy
Date: Wed Sep 07 2022 - 02:38:56 EST


Add MFC DT node and reserve memory node for MFC usage.

Cc: linux-fsd@xxxxxxxxx
Signed-off-by: Smitha T Murthy <smitha.t@xxxxxxxxxxx>
---
arch/arm64/boot/dts/tesla/fsd-evb.dts | 4 ++++
arch/arm64/boot/dts/tesla/fsd.dtsi | 22 ++++++++++++++++++++++
2 files changed, 26 insertions(+)

diff --git a/arch/arm64/boot/dts/tesla/fsd-evb.dts b/arch/arm64/boot/dts/tesla/fsd-evb.dts
index 1db6ddf03f01..17bb048f9d47 100644
--- a/arch/arm64/boot/dts/tesla/fsd-evb.dts
+++ b/arch/arm64/boot/dts/tesla/fsd-evb.dts
@@ -30,6 +30,10 @@
};
};

+&clock_mfc {
+ status = "okay";
+};
+
&fin_pll {
clock-frequency = <24000000>;
};
diff --git a/arch/arm64/boot/dts/tesla/fsd.dtsi b/arch/arm64/boot/dts/tesla/fsd.dtsi
index f35bc5a288c2..bca0ba030ee7 100644
--- a/arch/arm64/boot/dts/tesla/fsd.dtsi
+++ b/arch/arm64/boot/dts/tesla/fsd.dtsi
@@ -340,6 +340,18 @@
#clock-cells = <0>;
};

+ reserved-memory {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ mfc_left: region@84000000 {
+ compatible = "shared-dma-pool";
+ no-map;
+ reg = <0 0x84000000 0 0x8000000>;
+ };
+ };
+
soc: soc@0 {
compatible = "simple-bus";
#address-cells = <2>;
@@ -832,6 +844,16 @@
clock-names = "fin_pll", "mct";
};

+ mfc: mfc@12880000 {
+ compatible = "samsung,fsd-mfc";
+ reg = <0x0 0x12880000 0x0 0x10000>;
+ interrupts = <GIC_SPI 137 IRQ_TYPE_LEVEL_HIGH>;
+ clock-names = "mfc";
+ clocks = <&clock_mfc MFC_MFC_IPCLKPORT_ACLK>;
+ memory-region = <&mfc_left>;
+ status = "okay";
+ };
+
ufs: ufs@15120000 {
compatible = "tesla,fsd-ufs";
reg = <0x0 0x15120000 0x0 0x200>, /* 0: HCI standard */
--
2.17.1