[PATCH v2 07/10] pinctrl: aspeed-g6: Add PCIe RC PERST pin group
From: Jacky Chou <jacky_chou@aspeedtech.com>
Date: 2025-07-15 03:43:40
Also in:
linux-aspeed, linux-devicetree, linux-gpio, linux-pci, lkml, openbmc
Subsystem:
aspeed pinctrl drivers, pin control subsystem, the rest · Maintainers:
Andrew Jeffery, Linus Walleij, Linus Torvalds
The PCIe RC PERST uses SSPRST# as PERST# and enable this pin to output. Signed-off-by: Jacky Chou <jacky_chou@aspeedtech.com> --- drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-)
diff --git a/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c b/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c
index 5a7cd0a88687..c751703acdb9 100644
--- a/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c
+++ b/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c@@ -17,6 +17,7 @@ #include "../pinctrl-utils.h" #include "pinctrl-aspeed.h" +#define SCU040 0x040 /* Reset Control Set 1 */ #define SCU400 0x400 /* Multi-function Pin Control #1 */ #define SCU404 0x404 /* Multi-function Pin Control #2 */ #define SCU40C 0x40C /* Multi-function Pin Control #3 */
@@ -52,7 +53,7 @@ #define SCU6D0 0x6D0 /* Multi-function Pin Control #29 */ #define SCUC20 0xC20 /* PCIE configuration Setting Control */ -#define ASPEED_G6_NR_PINS 256 +#define ASPEED_G6_NR_PINS 258 #define M24 0 SIG_EXPR_LIST_DECL_SESG(M24, MDC3, MDIO3, SIG_DESC_SET(SCU410, 0));
@@ -1636,6 +1637,12 @@ FUNC_DECL_1(USB11BHID, USBB); FUNC_DECL_1(USB2BD, USBB); FUNC_DECL_1(USB2BH, USBB); +#define D7 257 +SIG_EXPR_LIST_DECL_SESG(D7, RCRST, PCIERC1, SIG_DESC_SET(SCU040, 19), + SIG_DESC_SET(SCU500, 24)); +PIN_DECL_(D7, SIG_EXPR_LIST_PTR(D7, RCRST)); +FUNC_GROUP_DECL(PCIERC1, D7); + /* Pins, groups and functions are sort(1):ed alphabetically for sanity */ static struct pinctrl_pin_desc aspeed_g6_pins[ASPEED_G6_NR_PINS] = {
@@ -1806,6 +1813,7 @@ static struct pinctrl_pin_desc aspeed_g6_pins[ASPEED_G6_NR_PINS] = { ASPEED_PINCTRL_PIN(D4), ASPEED_PINCTRL_PIN(D5), ASPEED_PINCTRL_PIN(D6), + ASPEED_PINCTRL_PIN(D7), ASPEED_PINCTRL_PIN(E1), ASPEED_PINCTRL_PIN(E11), ASPEED_PINCTRL_PIN(E12),
@@ -2073,6 +2081,7 @@ static const struct aspeed_pin_group aspeed_g6_groups[] = { ASPEED_PINCTRL_GROUP(SALT9G1), ASPEED_PINCTRL_GROUP(SD1), ASPEED_PINCTRL_GROUP(SD2), + ASPEED_PINCTRL_GROUP(PCIERC1), ASPEED_PINCTRL_GROUP(EMMCG1), ASPEED_PINCTRL_GROUP(EMMCG4), ASPEED_PINCTRL_GROUP(EMMCG8),
@@ -2314,6 +2323,7 @@ static const struct aspeed_pin_function aspeed_g6_functions[] = { ASPEED_PINCTRL_FUNC(SPI2), ASPEED_PINCTRL_FUNC(SPI2CS1), ASPEED_PINCTRL_FUNC(SPI2CS2), + ASPEED_PINCTRL_FUNC(PCIERC1), ASPEED_PINCTRL_FUNC(TACH0), ASPEED_PINCTRL_FUNC(TACH1), ASPEED_PINCTRL_FUNC(TACH10),
--
2.43.0