[PATCH 2/3] arm64: dts: amlogic: add some device nodes for C3
Xianwei Zhao
xianwei.zhao at amlogic.com
Tue Aug 6 22:54:41 PDT 2024
Hi Krzysztof,
Thanks for your reply.
On 2024/8/6 21:13, Krzysztof Kozlowski wrote:
> [ EXTERNAL EMAIL ]
>
> On 06/08/2024 12:27, Xianwei Zhao via B4 Relay wrote:
>> From: Xianwei Zhao <xianwei.zhao at amlogic.com>
>>
>> Add some device nodes for SoC C3, including periphs clock controller
>> node, PLL clock controller node, SPICC node, regulator node, NAND
>> controller node, sdcard node, Ethernet MAC and PHY node.
>>
>> Signed-off-by: Xianwei Zhao <xianwei.zhao at amlogic.com>
>> ---
>> .../boot/dts/amlogic/amlogic-c3-c302x-aw409.dts | 249 +++++++++++
>> arch/arm64/boot/dts/amlogic/amlogic-c3.dtsi | 487 ++++++++++++++++++++-
>> 2 files changed, 735 insertions(+), 1 deletion(-)
>>
>
>
> ...
>
>
>> +
>> + sd: mmc at 8a000 {
>> + compatible = "amlogic,meson-axg-mmc";
>> + reg = <0x0 0x8a000 0x0 0x800>;
>> + interrupts = <GIC_SPI 177 IRQ_TYPE_EDGE_RISING>;
>> + power-domains = <&pwrc PWRC_C3_SDCARD_ID>;
>> + clocks = <&clkc_periphs CLKID_SYS_SD_EMMC_B>,
>> + <&clkc_periphs CLKID_SD_EMMC_B>,
>> + <&clkc_pll CLKID_FCLK_DIV2>;
>> + clock-names = "core", "clkin0", "clkin1";
>> + no-mmc;
>> + no-sdio;
>
> Hm? Why are these blocks incomplete that they do not handle SDIO? Aren't
> you putting board properties into SoC?
>The sdacrd (mmc at 8a000) depends on regulator and pinctrl(select), So some
property fields are placed at the board level. The SDIO is connect with
the firmware (wifi&bt). Now I'll remove SDIO implementation and wait
until later to submit it with the firmware.
> Best regards,
> Krzysztof
>
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