Cristian Ciocaltea wrote:
> Provide the sysmain and gmac DT nodes supporting the DWMAC found on the
> StarFive JH7100 SoC.
>
> Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@xxxxxxxxxxxxx>
> ---
> arch/riscv/boot/dts/starfive/jh7100.dtsi | 36 ++++++++++++++++++++++++
> 1 file changed, 36 insertions(+)
>
> diff --git a/arch/riscv/boot/dts/starfive/jh7100.dtsi b/arch/riscv/boot/dts/starfive/jh7100.dtsi
> index a8a5bb00b0d8..e8228e96d350 100644
> --- a/arch/riscv/boot/dts/starfive/jh7100.dtsi
> +++ b/arch/riscv/boot/dts/starfive/jh7100.dtsi
> @@ -179,6 +179,37 @@ plic: interrupt-controller@c000000 {
> riscv,ndev = <133>;
> };
>
> + gmac: ethernet@10020000 {
> + compatible = "starfive,jh7100-dwmac", "snps,dwmac";
> + reg = <0x0 0x10020000 0x0 0x10000>;
> + clocks = <&clkgen JH7100_CLK_GMAC_ROOT_DIV>,
> + <&clkgen JH7100_CLK_GMAC_AHB>,
> + <&clkgen JH7100_CLK_GMAC_PTP_REF>,
> + <&clkgen JH7100_CLK_GMAC_TX_INV>,
> + <&clkgen JH7100_CLK_GMAC_GTX>;
> + clock-names = "stmmaceth", "pclk", "ptp_ref", "tx", "gtx";
> + resets = <&rstgen JH7100_RSTN_GMAC_AHB>;
> + reset-names = "ahb";
> + interrupts = <6>, <7>;
> + interrupt-names = "macirq", "eth_wake_irq";
> + max-frame-size = <9000>;
> + snps,multicast-filter-bins = <32>;
> + snps,perfect-filter-entries = <128>;
> + starfive,syscon = <&sysmain 0x70 0>;
> + rx-fifo-depth = <32768>;
> + tx-fifo-depth = <16384>;
> + snps,axi-config = <&stmmac_axi_setup>;
> + snps,fixed-burst;
> + snps,force_thresh_dma_mode;
> + status = "disabled";
> +
> + stmmac_axi_setup: stmmac-axi-config {
> + snps,wr_osr_lmt = <0xf>;
> + snps,rd_osr_lmt = <0xf>;
As I also noted on the JH7110 patches these are not addresses or offsets but
limits eg. counting things, which makes a lot more sense in decimal for most
humans. But here you've changed them back to 0xf, why?
> + snps,blen = <256 128 64 32 0 0 0>;
> + };
> + };
> +
> clkgen: clock-controller@11800000 {
> compatible = "starfive,jh7100-clkgen";
> reg = <0x0 0x11800000 0x0 0x10000>;
> @@ -193,6 +224,11 @@ rstgen: reset-controller@11840000 {
> #reset-cells = <1>;
> };
>
> + sysmain: syscon@11850000 {
> + compatible = "starfive,jh7100-sysmain", "syscon";
> + reg = <0x0 0x11850000 0x0 0x10000>;
> + };
> +
> i2c0: i2c@118b0000 {
> compatible = "snps,designware-i2c";
> reg = <0x0 0x118b0000 0x0 0x10000>;
> --
> 2.42.0
>
