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[linux,dev-6.6,5/5] pinctrl: aspeed-g6: Add NCSI pin group config

Message ID 20240724172129.3064490-6-potin.lai.pt@gmail.com
State New
Headers show
Series Add NCSI pin group config to aspeed-g6 pinctrl | expand

Commit Message

Potin Lai July 24, 2024, 5:21 p.m. UTC 
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

Reviewed-by: Andrew Jeffery <andrew@codeconstruct.com.au>
Signed-off-by: Potin Lai <potin.lai.pt@gmail.com>
---
 drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)
diff mbox series

Patch

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),