From 2124e1fd5b76ef11fe8fb7060703ff112c5a0cd5 Mon Sep 17 00:00:00 2001
From: William Qiu <william.qiu@starfivetech.com>
Date: Sun, 9 Oct 2022 11:43:49 +0800
Subject: [PATCH] dts:starfive:modify can dts config and improve CAN IO driving
 force

modify can dts config and improve CAN IO driving force

Signed-off-by: William Qiu <william.qiu@starfivetech.com>
---
 arch/riscv/boot/dts/starfive/jh7110-evb-pinctrl.dtsi | 4 ++--
 arch/riscv/boot/dts/starfive/jh7110.dtsi             | 2 ++
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/arch/riscv/boot/dts/starfive/jh7110-evb-pinctrl.dtsi b/arch/riscv/boot/dts/starfive/jh7110-evb-pinctrl.dtsi
index ab388c0..ad165ce 100755
--- a/arch/riscv/boot/dts/starfive/jh7110-evb-pinctrl.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110-evb-pinctrl.dtsi
@@ -698,7 +698,7 @@
 		can1-pins0 {
 			starfive,pins = <PAD_GPIO29>;
 			starfive,pinmux = <PAD_GPIO29_FUNC_SEL 0>;
-			starfive,pin-ioconfig = <IO(GPIO_IE(1))>;
+			starfive,pin-ioconfig = <IO(GPIO_IE(1)| GPIO_DS(3))>;
 			starfive,pin-gpio-dout = <GPO_CAN1_CTRL_TXD>;
 			starfive,pin-gpio-doen = <OEN_LOW>;
 		};
@@ -706,7 +706,7 @@
 		can1-pins1 {
 			starfive,pins = <PAD_GPIO27>;
 			starfive,pinmux = <PAD_GPIO27_FUNC_SEL 0>;
-			starfive,pin-ioconfig = <IO(GPIO_IE(1))>;
+			starfive,pin-ioconfig = <IO(GPIO_IE(1)| GPIO_DS(3))>;
 			starfive,pin-gpio-doen = <OEN_HIGH>;
 			starfive,pin-gpio-din =  <GPI_CAN1_CTRL_RXD>;
 		};
diff --git a/arch/riscv/boot/dts/starfive/jh7110.dtsi b/arch/riscv/boot/dts/starfive/jh7110.dtsi
index 8df9300..4ec9a84 100755
--- a/arch/riscv/boot/dts/starfive/jh7110.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110.dtsi
@@ -1131,6 +1131,7 @@
 				 <&rstgen RSTN_U0_CAN_CTRL_CORE>,
 				 <&rstgen RSTN_U0_CAN_CTRL_TIMER>;
 			reset-names = "rst_apb", "rst_core", "rst_timer";
+			frequency = <40000000>;
 			starfive,sys-syscon = <&sys_syscon 0x10 0x3 0x8>;
 			syscon,can_or_canfd = <0>;
 			status = "disabled";
@@ -1148,6 +1149,7 @@
 				 <&rstgen RSTN_U1_CAN_CTRL_CORE>,
 				 <&rstgen RSTN_U1_CAN_CTRL_TIMER>;
 			reset-names = "rst_apb", "rst_core", "rst_timer";
+			frequency = <40000000>;
 			starfive,sys-syscon = <&sys_syscon 0x88 0x12 0x40000>;
 			syscon,can_or_canfd = <1>;
 			status = "disabled";
-- 
2.7.4