[PATCH v4 08/22] arm64: dts: mt8192: Add infracfg_rst node

Allen-KH Cheng allen-kh.cheng at mediatek.com
Fri Mar 18 07:45:20 PDT 2022


Add infracfg_rst node for mt8192 SoC.
 - Add simple-mfd to allow probing the ti,syscon-reset node.

Signed-off-by: Allen-KH Cheng <allen-kh.cheng at mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno at collabora.com>
---
 arch/arm64/boot/dts/mediatek/mt8192.dtsi | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/mediatek/mt8192.dtsi b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
index 40cf6dacca3e..82de1af3f6aa 100644
--- a/arch/arm64/boot/dts/mediatek/mt8192.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
@@ -12,6 +12,7 @@
 #include <dt-bindings/pinctrl/mt8192-pinfunc.h>
 #include <dt-bindings/phy/phy.h>
 #include <dt-bindings/power/mt8192-power.h>
+#include <dt-bindings/reset/ti-syscon.h>
 
 / {
 	compatible = "mediatek,mt8192";
@@ -267,10 +268,23 @@
 			#clock-cells = <1>;
 		};
 
-		infracfg: syscon at 10001000 {
-			compatible = "mediatek,mt8192-infracfg", "syscon";
+		infracfg: infracfg at 10001000 {
+			compatible = "mediatek,mt8192-infracfg", "syscon", "simple-mfd";
 			reg = <0 0x10001000 0 0x1000>;
 			#clock-cells = <1>;
+
+			infracfg_rst: reset-controller {
+				compatible = "ti,syscon-reset";
+				#reset-cells = <1>;
+
+				ti,reset-bits = <
+					0x120 0 0x124 0 0 0	(ASSERT_SET | DEASSERT_SET | STATUS_NONE) /* 0: lvts_ap */
+					0x730 12 0x734 12 0 0	(ASSERT_SET | DEASSERT_SET | STATUS_NONE) /* 1: lvts_mcu */
+					0x140 15 0x144 15 0 0	(ASSERT_SET | DEASSERT_SET | STATUS_NONE) /* 2: pcie phy */
+					0x730 1 0x734 1 0 0	(ASSERT_SET | DEASSERT_SET | STATUS_NONE) /* 3: pcie top */
+					0x150 5 0x154 5 0 0	(ASSERT_SET | DEASSERT_SET | STATUS_NONE) /* 4: svs */
+				>;
+			};
 		};
 
 		pericfg: syscon at 10003000 {
-- 
2.18.0




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