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>

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 (executable)
--- 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 (executable)
--- 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";