* [PATCH] pinctrl: meson-g12a: add GPIOC_7 pcie_clkreqn pinmux
@ 2025-08-14 18:12 Da Xue
2025-08-14 19:14 ` Martin Blumenstingl
2025-08-19 12:19 ` Linus Walleij
0 siblings, 2 replies; 3+ messages in thread
From: Da Xue @ 2025-08-14 18:12 UTC (permalink / raw)
To: Linus Walleij, Neil Armstrong, Kevin Hilman, Jerome Brunet,
Martin Blumenstingl
Cc: Da Xue, linux-gpio, linux-arm-kernel, linux-amlogic, linux-kernel
Amlogic G12 exposes PCIe clock request signal on GPIOC_7 pinmux func 1
Add the relevant pinmux and pin groups
Signed-off-by: Da Xue <da@libre.computer>
---
drivers/pinctrl/meson/pinctrl-meson-g12a.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/pinctrl/meson/pinctrl-meson-g12a.c b/drivers/pinctrl/meson/pinctrl-meson-g12a.c
index 8b9130c6e170..117e72b4ffcb 100644
--- a/drivers/pinctrl/meson/pinctrl-meson-g12a.c
+++ b/drivers/pinctrl/meson/pinctrl-meson-g12a.c
@@ -442,6 +442,8 @@ static const unsigned int tdm_c_dout1_z_pins[] = { GPIOZ_3 };
static const unsigned int tdm_c_dout2_z_pins[] = { GPIOZ_4 };
static const unsigned int tdm_c_dout3_z_pins[] = { GPIOZ_5 };
+static const unsigned int pcie_clkreqn_pins[] = { GPIOC_7 };
+
static const struct meson_pmx_group meson_g12a_periphs_groups[] = {
GPIO_GROUP(GPIOZ_0),
GPIO_GROUP(GPIOZ_1),
@@ -721,6 +723,7 @@ static const struct meson_pmx_group meson_g12a_periphs_groups[] = {
GROUP(pdm_din2_c, 4),
GROUP(pdm_din3_c, 4),
GROUP(pdm_dclk_c, 4),
+ GROUP(pcie_clkreqn, 1),
/* bank GPIOH */
GROUP(spi1_mosi, 3),
@@ -1183,6 +1186,10 @@ static const char * const tdm_c_groups[] = {
"tdm_c_dout2_z", "tdm_c_dout3_z",
};
+static const char * const pcie_clkreqn_groups[] = {
+ "pcie_clkreqn"
+};
+
static const char * const gpio_aobus_groups[] = {
"GPIOAO_0", "GPIOAO_1", "GPIOAO_2", "GPIOAO_3", "GPIOAO_4",
"GPIOAO_5", "GPIOAO_6", "GPIOAO_7", "GPIOAO_8", "GPIOAO_9",
@@ -1309,6 +1316,7 @@ static const struct meson_pmx_func meson_g12a_periphs_functions[] = {
FUNCTION(tdm_a),
FUNCTION(tdm_b),
FUNCTION(tdm_c),
+ FUNCTION(pcie_clkreqn),
};
static const struct meson_pmx_func meson_g12a_aobus_functions[] = {
--
2.47.2
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] pinctrl: meson-g12a: add GPIOC_7 pcie_clkreqn pinmux
2025-08-14 18:12 [PATCH] pinctrl: meson-g12a: add GPIOC_7 pcie_clkreqn pinmux Da Xue
@ 2025-08-14 19:14 ` Martin Blumenstingl
2025-08-19 12:19 ` Linus Walleij
1 sibling, 0 replies; 3+ messages in thread
From: Martin Blumenstingl @ 2025-08-14 19:14 UTC (permalink / raw)
To: Da Xue
Cc: Linus Walleij, Neil Armstrong, Kevin Hilman, Jerome Brunet,
linux-gpio, linux-arm-kernel, linux-amlogic, linux-kernel
On Thu, Aug 14, 2025 at 8:12 PM Da Xue <da@libre.computer> wrote:
>
> Amlogic G12 exposes PCIe clock request signal on GPIOC_7 pinmux func 1
>
> Add the relevant pinmux and pin groups
>
> Signed-off-by: Da Xue <da@libre.computer>
Reviewed-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] pinctrl: meson-g12a: add GPIOC_7 pcie_clkreqn pinmux
2025-08-14 18:12 [PATCH] pinctrl: meson-g12a: add GPIOC_7 pcie_clkreqn pinmux Da Xue
2025-08-14 19:14 ` Martin Blumenstingl
@ 2025-08-19 12:19 ` Linus Walleij
1 sibling, 0 replies; 3+ messages in thread
From: Linus Walleij @ 2025-08-19 12:19 UTC (permalink / raw)
To: Da Xue
Cc: Neil Armstrong, Kevin Hilman, Jerome Brunet, Martin Blumenstingl,
linux-gpio, linux-arm-kernel, linux-amlogic, linux-kernel
On Thu, Aug 14, 2025 at 8:12 PM Da Xue <da@libre.computer> wrote:
> Amlogic G12 exposes PCIe clock request signal on GPIOC_7 pinmux func 1
>
> Add the relevant pinmux and pin groups
>
> Signed-off-by: Da Xue <da@libre.computer>
Patch applied.
Yours,
Linus Walleij
^ permalink raw reply [flat|nested] 3+ messages in thread
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2025-08-14 18:12 [PATCH] pinctrl: meson-g12a: add GPIOC_7 pcie_clkreqn pinmux Da Xue
2025-08-14 19:14 ` Martin Blumenstingl
2025-08-19 12:19 ` Linus Walleij
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