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ec_host_cmd: add NPCX SHI peripheral for the host commands

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This commit adds the support for host commands being transported
by the Serial Host Interface on the NPCX SoC.

Signed-off-by: Michał Barnaś <mb@semihalf.com>
This commit is contained in:
Michał Barnaś 2022-08-01 18:06:33 +02:00 • committed by Carles Cufí
commit 3ae105e76b
9 changed files with 1264 additions and 0 deletions
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10
dts/arm/nuvoton/npcx.dtsi
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@ -354,6 +354,16 @@
status = "disabled";
};
shi0: shi@4000f000 {
compatible = "nuvoton,npcx-shi";
reg = <0x4000f000 0x120>;
interrupts = <18 1>;
clocks = <&pcc NPCX_CLOCK_BUS_APB3 NPCX_PWDWN_CTL5 1>;
status = "disabled";
buffer-rx-size = <128>;
buffer-tx-size = <128>;
};
host_sub: lpc@400c1000 {
compatible = "nuvoton,npcx-host-sub";
/* host sub-module register address & size */