Based on the NCSI pin table (Table 181) in NCSI spec[1], the reference clock output pin (RMIIXRCLKO) is not needed on the management controller side. To optimize pin usage, add new NCSI pin group that excludes RMIIXRCLKO, reducing the number of required pins. LINK: [1] https://www.dmtf.org/sites/default/files/standards/documents/DSP0222_1.2.0a.pdf Signed-off-by: Potin Lai <potin.lai.pt@xxxxxxxxx> --- drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c b/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c index 7938741136a2c..31e4e0b342a00 100644 --- a/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c +++ b/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c @@ -249,7 +249,9 @@ PIN_DECL_2(E26, GPIOD3, RGMII3RXD3, RMII3RXER); FUNC_GROUP_DECL(RGMII3, H24, J22, H22, H23, G22, F22, G23, G24, F23, F26, F25, E26); -FUNC_GROUP_DECL(RMII3, H24, J22, H22, H23, G23, F23, F26, F25, E26); +GROUP_DECL(RMII3, H24, J22, H22, H23, G23, F23, F26, F25, E26); +GROUP_DECL(NCSI3, J22, H22, H23, G23, F23, F26, F25, E26); +FUNC_DECL_2(RMII3, RMII3, NCSI3); #define F24 28 SIG_EXPR_LIST_DECL_SESG(F24, NCTS3, NCTS3, SIG_DESC_SET(SCU410, 28)); @@ -355,7 +357,9 @@ FUNC_GROUP_DECL(NRTS4, B24); FUNC_GROUP_DECL(RGMII4, F24, E23, E24, E25, D26, D24, C25, C26, C24, B26, B25, B24); -FUNC_GROUP_DECL(RMII4, F24, E23, E24, E25, C25, C24, B26, B25, B24); +GROUP_DECL(RMII4, F24, E23, E24, E25, C25, C24, B26, B25, B24); +GROUP_DECL(NCSI4, E23, E24, E25, C25, C24, B26, B25, B24); +FUNC_DECL_2(RMII4, RMII4, NCSI4); #define D22 40 SIG_EXPR_LIST_DECL_SESG(D22, SD1CLK, SD1, SIG_DESC_SET(SCU414, 8)); @@ -1976,6 +1980,8 @@ static const struct aspeed_pin_group aspeed_g6_groups[] = { ASPEED_PINCTRL_GROUP(MDIO2), ASPEED_PINCTRL_GROUP(MDIO3), ASPEED_PINCTRL_GROUP(MDIO4), + ASPEED_PINCTRL_GROUP(NCSI3), + ASPEED_PINCTRL_GROUP(NCSI4), ASPEED_PINCTRL_GROUP(NCTS1), ASPEED_PINCTRL_GROUP(NCTS2), ASPEED_PINCTRL_GROUP(NCTS3), -- 2.31.1
