michaelh/zephyr
1
0
Fork 0
Code Releases Activity

soc: riscv: sifive-freedom: Get coreclk and peripheral clock from DTS.

Browse source 
Rather than specify input clock for each peripheral individually, instead
specify the relevant clocks in DTS.

This will enable easier support for non-default coreclk on fe310 in a
follow-up CL.

Signed-off-by: Shawn Nematbakhsh <shawn@rivosinc.com>
This commit is contained in:
Shawn Nematbakhsh 2022-03-31 10:51:54 -07:00 • committed by Carles Cufí
commit c74526919d
18 changed files with 91 additions and 49 deletions
Download patch file Download diff file Expand all files Collapse all files

11
boards/riscv/hifive1/hifive1.dts
View file

@ -46,18 +46,12 @@
&uart0 {
status = "okay";
current-speed = <115200>;
clock-frequency = <16000000>;
pinctrl-0 = <&uart0_rx_default &uart0_tx_default>;
pinctrl-names = "default";
};
&uart1 {
clock-frequency = <16000000>;
};
&spi0 {
status = "okay";
clock-frequency = <16000000>;
reg = <0x10014000 0x1000 0x20400000 0xc00000>;
flash0: flash@0 {
@ -72,7 +66,6 @@
&spi1 {
status = "okay";
clock-frequency = <16000000>;
pinctrl-0 = <&spi1_cs0_default &spi1_cs2_default &spi1_cs3_default
&spi1_mosi_default &spi1_miso_default &spi1_sck_default>;
pinctrl-names = "default";
@ -80,24 +73,20 @@
&spi2 {
status = "okay";
clock-frequency = <16000000>;
};
&pwm0 {
status = "okay";
clock-frequency = <16000000>;
};
&pwm1 {
status = "okay";
clock-frequency = <16000000>;
pinctrl-0 = <&pwm1_1_default &pwm1_2_default &pwm1_3_default>;
pinctrl-names = "default";
};
&pwm2 {
status = "okay";
clock-frequency = <16000000>;
pinctrl-0 = <&pwm2_1_default &pwm2_2_default &pwm2_3_default>;
pinctrl-names = "default";
};

9
boards/riscv/hifive1_revb/hifive1_revb.dts
View file

@ -78,7 +78,6 @@
&uart0 {
status = "okay";
current-speed = <115200>;
clock-frequency = <16000000>;
pinctrl-0 = <&uart0_rx_default &uart0_tx_default>;
pinctrl-names = "default";
};
@ -86,12 +85,10 @@
&uart1 {
status = "okay";
current-speed = <115200>;
clock-frequency = <16000000>;
};
&spi0 {
status = "okay";
clock-frequency = <16000000>;
reg = <0x10014000 0x1000 0x20010000 0x3c0900>;
flash0: flash@0 {
@ -106,33 +103,27 @@
&spi1 {
status = "okay";
clock-frequency = <16000000>;
};
&spi2 {
status = "okay";
clock-frequency = <16000000>;
};
&pwm0 {
status = "okay";
clock-frequency = <16000000>;
};
&pwm1 {
status = "okay";
clock-frequency = <16000000>;
};
&pwm2 {
status = "okay";
clock-frequency = <16000000>;
};
arduino_i2c: &i2c0 {
status = "okay";
label = "I2C_0";
input-frequency = <16000000>;
clock-frequency = <100000>;
pinctrl-0 = <&i2c0_0_default &i2c0_1_default>;
pinctrl-names = "default";

4
boards/riscv/hifive_unleashed/hifive_unleashed.dts
View file

@ -44,12 +44,10 @@
&uart0 {
status = "okay";
current-speed = <115200>;
clock-frequency = <500000000>;
};
&spi0 {
status = "okay";
clock-frequency = <500000000>;
reg = <0x10040000 0x1000 0x20000000 0x2000000>;
flash0: flash@0 {
@ -64,12 +62,10 @@
&spi1 {
status = "okay";
clock-frequency = <500000000>;
};
&spi2 {
status = "okay";
clock-frequency = <500000000>;
};
&gpio0 {

4
boards/riscv/hifive_unmatched/hifive_unmatched.dts
View file

@ -25,12 +25,10 @@
&uart0 {
status = "okay";
current-speed = <115200>;
clock-frequency = <125125000>;
};
&spi0 {
status = "okay";
clock-frequency = <125125000>;
reg = <0x10040000 0x1000 0x20000000 0x2000000>;
flash0: flash@0 {
@ -45,10 +43,8 @@
&spi1 {
status = "okay";
clock-frequency = <125125000>;
};
&spi2 {
status = "okay";
clock-frequency = <125125000>;
};

5
boards/riscv/qemu_riscv32/qemu_riscv32_xip.dts
View file

@ -29,15 +29,10 @@
&uart0 {
status = "okay";
current-speed = <115200>;
clock-frequency = <16000000>;
pinctrl-0 = <&uart0_rx_default &uart0_tx_default>;
pinctrl-names = "default";
};
&uart1 {
clock-frequency = <16000000>;
};
&spi0 {
status = "okay";