On 23/02/2023 09:40, suijingfeng wrote: > > On 2023/2/23 15:58, Krzysztof Kozlowski wrote: >> On 23/02/2023 04:19, Sui jingfeng wrote: >>> Hi, >>> >>> On 2023/2/23 02:32, Krzysztof Kozlowski wrote: >>>> On 22/02/2023 17:55, suijingfeng wrote: >>>>> The display controller is a pci device, it's pci vendor id is >>>>> 0x0014, it's pci device id is 0x7a06. >>>>> >>>>> Signed-off-by: suijingfeng <suijingf...@loongson.cn> >>>>> --- >>>>> .../boot/dts/loongson/loongson64-2k1000.dtsi | 21 +++++++++++++++++++ >>>>> 1 file changed, 21 insertions(+) >>>>> >>>>> diff --git a/arch/mips/boot/dts/loongson/loongson64-2k1000.dtsi >>>>> b/arch/mips/boot/dts/loongson/loongson64-2k1000.dtsi >>>>> index 8143a61111e3..a528af3977d9 100644 >>>>> --- a/arch/mips/boot/dts/loongson/loongson64-2k1000.dtsi >>>>> +++ b/arch/mips/boot/dts/loongson/loongson64-2k1000.dtsi >>>>> @@ -31,6 +31,18 @@ memory@200000 { >>>>> <0x00000001 0x10000000 0x00000001 0xb0000000>; >>>>> /* 6912 MB at 4352MB */ >>>>> }; >>>>> >>>>> + reserved-memory { >>>>> + #address-cells = <2>; >>>>> + #size-cells = <2>; >>>>> + ranges; >>>>> + >>>>> + display_reserved: framebuffer@30000000 { >>>>> + compatible = "shared-dma-pool"; >>>>> + reg = <0x0 0x30000000 0x0 0x04000000>; /* 64M */ >>>>> + linux,cma-default; >>>>> + }; >>>>> + }; >>>>> + >>>>> cpu_clk: cpu_clk { >>>>> #clock-cells = <0>; >>>>> compatible = "fixed-clock"; >>>>> @@ -198,6 +210,15 @@ sata@8,0 { >>>>> interrupt-parent = <&liointc0>; >>>>> }; >>>>> >>>>> + display-controller@6,0 { >>>>> + compatible = "loongson,ls2k1000-dc"; >>>>> + >>>>> + reg = <0x3000 0x0 0x0 0x0 0x0>; >>>>> + interrupts = <28 IRQ_TYPE_LEVEL_LOW>; >>>>> + interrupt-parent = <&liointc0>; >>>>> + memory-region = <&display_reserved>; >>>> NAK. >>> Err :(, please give me a chance to explain >>>> Test your code against the bindings you send. >>> I can guarantee to you that I test may code more than twice. The code >>> used to testing is listed at link [1]. >> I wrote - test against the bindings. I don't believe that it was tested. >> Please paste the output of the testing (dtbs_check).
^^^^^^^^^^^^ Do you see this ----------^^^^? But you pasted: > > I *do* run the test against the bindings and the test result say nothing. > > I reset my modify today made, then re-run the test again. > > I'm telling the truth: the test result say nothing. I paste the log at > below: > > make -j$(nproc) ARCH=loongarch > CROSS_COMPILE=loongarch64-unknown-linux-gnu- dt_binding_check This -------------------------------------------^^^^^^^^^^^^ Best regards, Krzysztof