R21
wm8775_write(sd, R21, state->input);
wm8775_write(sd, R21, 0x102);
wm8775_write(sd, R21, 0x0c0 | state->input);
SIG_EXPR_LIST_DECL_DUAL(R21, SIOS5, SIOS5, ACPI);
SIG_EXPR_LIST_DECL_SINGLE(R21, DASHR21, DASHR21, SIG_DESC_SET(SCU94, 10));
PIN_DECL_2(R21, GPIOY1, SIOS5, DASHR21);
FUNC_GROUP_DECL(SIOS5, R21);
FUNC_GROUP_DECL(ACPI, R22, R21, P22, P21, Y20, AB20, AB21, AA21);
ASPEED_PINCTRL_PIN(R21),