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From: Jacky Chou <jacky_chou@aspeedtech.com>
To: <bhelgaas@google.com>, <lpieralisi@kernel.org>,
	<kwilczynski@kernel.org>, <mani@kernel.org>, <robh@kernel.org>,
	<krzk+dt@kernel.org>, <conor+dt@kernel.org>, <joel@jms.id.au>,
	<andrew@codeconstruct.com.au>, <linux-aspeed@lists.ozlabs.org>,
	<linux-pci@vger.kernel.org>, <devicetree@vger.kernel.org>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-kernel@vger.kernel.org>
Cc: <openbmc@lists.ozlabs.org>, <linux-gpio@vger.kernel.org>,
	<linus.walleij@linaro.org>, <p.zabel@pengutronix.de>,
	<BMC-SW@aspeedtech.com>
Subject: [PATCH v2 07/10] pinctrl: aspeed-g6: Add PCIe RC PERST pin group
Date: Tue, 15 Jul 2025 11:43:17 +0800	[thread overview]
Message-ID: <20250715034320.2553837-8-jacky_chou@aspeedtech.com> (raw)
In-Reply-To: <20250715034320.2553837-1-jacky_chou@aspeedtech.com>

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


  parent reply	other threads:[~2025-07-15  3:43 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-07-15  3:43 [PATCH v2 00/10] Add ASPEED PCIe Root Complex support Jacky Chou
2025-07-15  3:43 ` [PATCH v2 01/10] dt-bindings: soc: aspeed: Add ASPEED PCIe Config support Jacky Chou
2025-07-16  8:24   ` Krzysztof Kozlowski
2025-07-21  3:47     ` 回覆: " Jacky Chou
2025-07-15  3:43 ` [PATCH v2 02/10] dt-bindings: soc: aspeed: Add ASPEED PCIe PHY support Jacky Chou
2025-07-16  8:23   ` Krzysztof Kozlowski
2025-07-15  3:43 ` [PATCH v2 03/10] dt-bindings: PCI: Add ASPEED PCIe RC support Jacky Chou
2025-07-16  8:27   ` Krzysztof Kozlowski
2025-07-21  3:44     ` 回覆: " Jacky Chou
2025-07-21  7:00       ` Krzysztof Kozlowski
2025-07-22  5:29         ` Jacky Chou
2025-07-15  3:43 ` [PATCH v2 04/10] dt-bindings: pinctrl: aspeed,ast2600-pinctrl: Add PCIe RC PERST# group Jacky Chou
2025-07-16  8:27   ` Krzysztof Kozlowski
2025-07-21  3:32     ` 回覆: " Jacky Chou
2025-07-15  3:43 ` [PATCH v2 05/10] ARM: dts: aspeed-g6: Add AST2600 PCIe RC PERST# Jacky Chou
2025-07-15  3:43 ` [PATCH v2 06/10] ARM: dts: aspeed-g6: Add PCIe RC node Jacky Chou
2025-07-15 15:25   ` Rob Herring
2025-07-16  3:51     ` Jacky Chou
2025-07-20 22:22       ` Rob Herring
2025-07-21  3:21         ` 回覆: " Jacky Chou
2025-07-15  3:43 ` Jacky Chou [this message]
2025-07-23 11:23   ` [PATCH v2 07/10] pinctrl: aspeed-g6: Add PCIe RC PERST pin group Linus Walleij
2025-08-27  3:08     ` Jacky Chou
2025-08-28 20:46       ` Linus Walleij
2025-08-29  5:44         ` Jacky Chou
2025-07-15  3:43 ` [PATCH v2 08/10] PCI: Add FMT and TYPE definition for TLP header Jacky Chou
2025-07-15 15:41   ` Bjorn Helgaas
2025-08-27  1:22     ` Jacky Chou
2025-07-15 20:13   ` kernel test robot
2025-07-15  3:43 ` [PATCH v2 09/10] PCI: aspeed: Add ASPEED PCIe RC driver Jacky Chou
2025-07-15 13:51   ` Philipp Zabel
2025-08-21  7:22     ` Jacky Chou
2025-07-15 16:22   ` Bjorn Helgaas
2025-08-22  7:00     ` 回覆: " Jacky Chou
2025-08-22 15:36       ` Bjorn Helgaas
2025-08-27  3:35         ` Jacky Chou
2025-07-15 17:00   ` Markus Elfring
2025-08-27  3:45     ` Jacky Chou
2025-07-15 22:28   ` kernel test robot
2025-07-15  3:43 ` [PATCH v2 10/10] MAINTAINERS: " Jacky Chou

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