From: Light Hsieh <light.hsieh@xxxxxxxxxxxx>
In the future we want to be able to build the MediaTek pinctrl driver,
based on paris, as kernel module. This patch allows pinctrl-paris.c, the
external interrupt controller mtk-eint.c, and pinctrl-mtk-common-v2.c to
be loadable as module.
Signed-off-by: Sean Wang <sean.wang@xxxxxxxxxxxx>
Signed-off-by: Light Hsieh <light.hsieh@xxxxxxxxxxxx>
Reviewed-by: Matthias Brugger <matthias.bgg@xxxxxxxxx>
---
v6->v7: no change
---
drivers/pinctrl/mediatek/Kconfig | 11 +++++++--
drivers/pinctrl/mediatek/Makefile | 5 ++--
drivers/pinctrl/mediatek/mtk-eint.c | 9 +++++++
.../pinctrl/mediatek/pinctrl-mtk-common-v2.c | 24 +++++++++++++++++++
drivers/pinctrl/mediatek/pinctrl-paris.c | 6 +++++
5 files changed, 51 insertions(+), 4 deletions(-)
diff --git a/drivers/pinctrl/mediatek/Kconfig b/drivers/pinctrl/mediatek/Kconfig
index 701f9af63f5e..551ac716b10c 100644
--- a/drivers/pinctrl/mediatek/Kconfig
+++ b/drivers/pinctrl/mediatek/Kconfig
@@ -3,10 +3,12 @@ menu "MediaTek pinctrl drivers"
depends on ARCH_MEDIATEK || COMPILE_TEST
config EINT_MTK
- bool "MediaTek External Interrupt Support"
+ tristate "MediaTek External Interrupt Support"
depends on PINCTRL_MTK || PINCTRL_MTK_MOORE || PINCTRL_MTK_PARIS || COMPILE_TEST
select GPIOLIB
select IRQ_DOMAIN
+ default y if PINCTRL_MTK || PINCTRL_MTK_MOORE
+ default PINCTRL_MTK_PARIS
config PINCTRL_MTK
bool
@@ -17,6 +19,9 @@ config PINCTRL_MTK
select EINT_MTK
select OF_GPIO
+config PINCTRL_MTK_V2
+ tristate
+
config PINCTRL_MTK_MOORE
bool
depends on OF
@@ -25,15 +30,17 @@ config PINCTRL_MTK_MOORE
select GENERIC_PINMUX_FUNCTIONS
select GPIOLIB
select OF_GPIO
+ select PINCTRL_MTK_V2
config PINCTRL_MTK_PARIS
- bool
+ tristate
depends on OF
select PINMUX
select GENERIC_PINCONF
select GPIOLIB
select EINT_MTK
select OF_GPIO
+ select PINCTRL_MTK_V2
# For ARMv7 SoCs
config PINCTRL_MT2701
diff --git a/drivers/pinctrl/mediatek/Makefile b/drivers/pinctrl/mediatek/Makefile
index a74325abd877..4b7132876e71 100644
--- a/drivers/pinctrl/mediatek/Makefile
+++ b/drivers/pinctrl/mediatek/Makefile
@@ -2,8 +2,9 @@
# Core
obj-$(CONFIG_EINT_MTK) += mtk-eint.o
obj-$(CONFIG_PINCTRL_MTK) += pinctrl-mtk-common.o
-obj-$(CONFIG_PINCTRL_MTK_MOORE) += pinctrl-moore.o pinctrl-mtk-common-v2.o
-obj-$(CONFIG_PINCTRL_MTK_PARIS) += pinctrl-paris.o pinctrl-mtk-common-v2.o
+obj-$(CONFIG_PINCTRL_MTK_V2) += pinctrl-mtk-common-v2.o
+obj-$(CONFIG_PINCTRL_MTK_MOORE) += pinctrl-moore.o
+obj-$(CONFIG_PINCTRL_MTK_PARIS) += pinctrl-paris.o
# SoC Drivers
obj-$(CONFIG_PINCTRL_MT2701) += pinctrl-mt2701.o
diff --git a/drivers/pinctrl/mediatek/mtk-eint.c b/drivers/pinctrl/mediatek/mtk-eint.c
index 7e526bcf5e0b..22736f60c16c 100644
--- a/drivers/pinctrl/mediatek/mtk-eint.c
+++ b/drivers/pinctrl/mediatek/mtk-eint.c
@@ -15,6 +15,7 @@
#include <linux/io.h>
#include <linux/irqchip/chained_irq.h>
#include <linux/irqdomain.h>
+#include <linux/module.h>
#include <linux/of_irq.h>
#include <linux/platform_device.h>
@@ -379,6 +380,7 @@ int mtk_eint_do_suspend(struct mtk_eint *eint)
return 0;
}
+EXPORT_SYMBOL_GPL(mtk_eint_do_suspend);
int mtk_eint_do_resume(struct mtk_eint *eint)
{
@@ -386,6 +388,7 @@ int mtk_eint_do_resume(struct mtk_eint *eint)
return 0;
}
+EXPORT_SYMBOL_GPL(mtk_eint_do_resume);
int mtk_eint_set_debounce(struct mtk_eint *eint, unsigned long eint_num,
unsigned int debounce)
@@ -440,6 +443,7 @@ int mtk_eint_set_debounce(struct mtk_eint *eint, unsigned long eint_num,
return 0;
}
+EXPORT_SYMBOL_GPL(mtk_eint_set_debounce);
int mtk_eint_find_irq(struct mtk_eint *eint, unsigned long eint_n)
{
@@ -451,6 +455,7 @@ int mtk_eint_find_irq(struct mtk_eint *eint, unsigned long eint_n)
return irq;
}
+EXPORT_SYMBOL_GPL(mtk_eint_find_irq);
int mtk_eint_do_init(struct mtk_eint *eint)
{
@@ -495,3 +500,7 @@ int mtk_eint_do_init(struct mtk_eint *eint)
return 0;
}
+EXPORT_SYMBOL_GPL(mtk_eint_do_init);
+
+MODULE_LICENSE("GPL v2");
+MODULE_DESCRIPTION("MediaTek EINT Driver");
diff --git a/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c b/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c
index d3169a87e1b3..6ea40b501328 100644
--- a/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c
+++ b/drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c
@@ -12,6 +12,7 @@
#include <linux/gpio/driver.h>
#include <linux/platform_device.h>
#include <linux/io.h>
+#include <linux/module.h>
#include <linux/of_irq.h>
#include "mtk-eint.h"
@@ -204,6 +205,7 @@ int mtk_hw_set_value(struct mtk_pinctrl *hw, const struct mtk_pin_desc *desc,
return 0;
}
+EXPORT_SYMBOL_GPL(mtk_hw_set_value);
int mtk_hw_get_value(struct mtk_pinctrl *hw, const struct mtk_pin_desc *desc,
int field, int *value)
@@ -223,6 +225,7 @@ int mtk_hw_get_value(struct mtk_pinctrl *hw, const struct mtk_pin_desc *desc,
return 0;
}
+EXPORT_SYMBOL_GPL(mtk_hw_get_value);
static int mtk_xt_find_eint_num(struct mtk_pinctrl *hw, unsigned long eint_n)
{
@@ -361,6 +364,7 @@ int mtk_build_eint(struct mtk_pinctrl *hw, struct platform_device *pdev)
return mtk_eint_do_init(hw->eint);
}
+EXPORT_SYMBOL_GPL(mtk_build_eint);
/* Revision 0 */
int mtk_pinconf_bias_disable_set(struct mtk_pinctrl *hw,
@@ -380,6 +384,7 @@ int mtk_pinconf_bias_disable_set(struct mtk_pinctrl *hw,
return 0;
}
+EXPORT_SYMBOL_GPL(mtk_pinconf_bias_disable_set);
int mtk_pinconf_bias_disable_get(struct mtk_pinctrl *hw,
const struct mtk_pin_desc *desc, int *res)
@@ -402,6 +407,7 @@ int mtk_pinconf_bias_disable_get(struct mtk_pinctrl *hw,
return 0;
}
+EXPORT_SYMBOL_GPL(mtk_pinconf_bias_disable_get);
int mtk_pinconf_bias_set(struct mtk_pinctrl *hw,
const struct mtk_pin_desc *desc, bool pullup)
@@ -421,6 +427,7 @@ int mtk_pinconf_bias_set(struct mtk_pinctrl *hw,
return 0;
}
+EXPORT_SYMBOL_GPL(mtk_pinconf_bias_set);
int mtk_pinconf_bias_get(struct mtk_pinctrl *hw,
const struct mtk_pin_desc *desc, bool pullup, int *res)
@@ -440,6 +447,7 @@ int mtk_pinconf_bias_get(struct mtk_pinctrl *hw,
return 0;
}
+EXPORT_SYMBOL_GPL(mtk_pinconf_bias_get);
/* Revision 1 */
int mtk_pinconf_bias_disable_set_rev1(struct mtk_pinctrl *hw,
@@ -454,6 +462,7 @@ int mtk_pinconf_bias_disable_set_rev1(struct mtk_pinctrl *hw,
return 0;
}
+EXPORT_SYMBOL_GPL(mtk_pinconf_bias_disable_set_rev1);
int mtk_pinconf_bias_disable_get_rev1(struct mtk_pinctrl *hw,
const struct mtk_pin_desc *desc, int *res)
@@ -471,6 +480,7 @@ int mtk_pinconf_bias_disable_get_rev1(struct mtk_pinctrl *hw,
return 0;
}
+EXPORT_SYMBOL_GPL(mtk_pinconf_bias_disable_get_rev1);
int mtk_pinconf_bias_set_rev1(struct mtk_pinctrl *hw,
const struct mtk_pin_desc *desc, bool pullup)
@@ -490,6 +500,7 @@ int mtk_pinconf_bias_set_rev1(struct mtk_pinctrl *hw,
return 0;
}
+EXPORT_SYMBOL_GPL(mtk_pinconf_bias_set_rev1);
int mtk_pinconf_bias_get_rev1(struct mtk_pinctrl *hw,
const struct mtk_pin_desc *desc, bool pullup,
@@ -515,6 +526,7 @@ int mtk_pinconf_bias_get_rev1(struct mtk_pinctrl *hw,
return 0;
}
+EXPORT_SYMBOL_GPL(mtk_pinconf_bias_get_rev1);
/* Combo for the following pull register type:
* 1. PU + PD
@@ -715,6 +727,7 @@ int mtk_pinconf_bias_set_combo(struct mtk_pinctrl *hw,
out:
return err;
}
+EXPORT_SYMBOL_GPL(mtk_pinconf_bias_set_combo);
int mtk_pinconf_bias_get_combo(struct mtk_pinctrl *hw,
const struct mtk_pin_desc *desc,
@@ -735,6 +748,7 @@ int mtk_pinconf_bias_get_combo(struct mtk_pinctrl *hw,
out:
return err;
}
+EXPORT_SYMBOL_GPL(mtk_pinconf_bias_get_combo);
/* Revision 0 */
int mtk_pinconf_drive_set(struct mtk_pinctrl *hw,
@@ -764,6 +778,7 @@ int mtk_pinconf_drive_set(struct mtk_pinctrl *hw,
return err;
}
+EXPORT_SYMBOL_GPL(mtk_pinconf_drive_set);
int mtk_pinconf_drive_get(struct mtk_pinctrl *hw,
const struct mtk_pin_desc *desc, int *val)
@@ -788,6 +803,7 @@ int mtk_pinconf_drive_get(struct mtk_pinctrl *hw,
return 0;
}
+EXPORT_SYMBOL_GPL(mtk_pinconf_drive_get);
/* Revision 1 */
int mtk_pinconf_drive_set_rev1(struct mtk_pinctrl *hw,
@@ -809,6 +825,7 @@ int mtk_pinconf_drive_set_rev1(struct mtk_pinctrl *hw,
return err;
}
+EXPORT_SYMBOL_GPL(mtk_pinconf_drive_set_rev1);
int mtk_pinconf_drive_get_rev1(struct mtk_pinctrl *hw,
const struct mtk_pin_desc *desc, int *val)
@@ -826,18 +843,21 @@ int mtk_pinconf_drive_get_rev1(struct mtk_pinctrl *hw,
return 0;
}
+EXPORT_SYMBOL_GPL(mtk_pinconf_drive_get_rev1);
int mtk_pinconf_drive_set_raw(struct mtk_pinctrl *hw,
const struct mtk_pin_desc *desc, u32 arg)
{
return mtk_hw_set_value(hw, desc, PINCTRL_PIN_REG_DRV, arg);
}
+EXPORT_SYMBOL_GPL(mtk_pinconf_drive_set_raw);
int mtk_pinconf_drive_get_raw(struct mtk_pinctrl *hw,
const struct mtk_pin_desc *desc, int *val)
{
return mtk_hw_get_value(hw, desc, PINCTRL_PIN_REG_DRV, val);
}
+EXPORT_SYMBOL_GPL(mtk_pinconf_drive_get_raw);
int mtk_pinconf_adv_pull_set(struct mtk_pinctrl *hw,
const struct mtk_pin_desc *desc, bool pullup,
@@ -878,6 +898,7 @@ int mtk_pinconf_adv_pull_set(struct mtk_pinctrl *hw,
return err;
}
+EXPORT_SYMBOL_GPL(mtk_pinconf_adv_pull_set);
int mtk_pinconf_adv_pull_get(struct mtk_pinctrl *hw,
const struct mtk_pin_desc *desc, bool pullup,
@@ -920,6 +941,7 @@ int mtk_pinconf_adv_pull_get(struct mtk_pinctrl *hw,
return 0;
}
+EXPORT_SYMBOL_GPL(mtk_pinconf_adv_pull_get);
int mtk_pinconf_adv_drive_set(struct mtk_pinctrl *hw,
const struct mtk_pin_desc *desc, u32 arg)
@@ -946,6 +968,7 @@ int mtk_pinconf_adv_drive_set(struct mtk_pinctrl *hw,
return err;
}
+EXPORT_SYMBOL_GPL(mtk_pinconf_adv_drive_set);
int mtk_pinconf_adv_drive_get(struct mtk_pinctrl *hw,
const struct mtk_pin_desc *desc, u32 *val)
@@ -969,3 +992,4 @@ int mtk_pinconf_adv_drive_get(struct mtk_pinctrl *hw,
return 0;
}
+EXPORT_SYMBOL_GPL(mtk_pinconf_adv_drive_get);
diff --git a/drivers/pinctrl/mediatek/pinctrl-paris.c b/drivers/pinctrl/mediatek/pinctrl-paris.c
index 3853ec3a2a8e..d006ce4c9238 100644
--- a/drivers/pinctrl/mediatek/pinctrl-paris.c
+++ b/drivers/pinctrl/mediatek/pinctrl-paris.c
@@ -10,6 +10,7 @@
*/
#include <linux/gpio/driver.h>
+#include <linux/module.h>
#include <dt-bindings/pinctrl/mt65xx.h>
#include "pinctrl-paris.h"
@@ -633,6 +634,7 @@ ssize_t mtk_pctrl_show_one_pin(struct mtk_pinctrl *hw,
return len;
}
+EXPORT_SYMBOL_GPL(mtk_pctrl_show_one_pin);
#define PIN_DBG_BUF_SZ 96
static void mtk_pctrl_dbg_show(struct pinctrl_dev *pctldev, struct seq_file *s,
@@ -1021,6 +1023,7 @@ int mtk_paris_pinctrl_probe(struct platform_device *pdev,
return 0;
}
+EXPORT_SYMBOL_GPL(mtk_paris_pinctrl_probe);
static int mtk_paris_pinctrl_suspend(struct device *device)
{
@@ -1040,3 +1043,6 @@ const struct dev_pm_ops mtk_paris_pinctrl_pm_ops = {
.suspend_noirq = mtk_paris_pinctrl_suspend,
.resume_noirq = mtk_paris_pinctrl_resume,
};
+
+MODULE_LICENSE("GPL v2");
+MODULE_DESCRIPTION("MediaTek Pinctrl Common Driver V2 Paris");
--
2.25.1
[PATCH v7 1/2] pinctrl: mediatek: make MediaTek pinctrl v2 driver ready for buidling loadable module
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- Subject: [PATCH v7 1/2] pinctrl: mediatek: make MediaTek pinctrl v2 driver ready for buidling loadable module
- From: <sean.wang@xxxxxxxxxxxx>
- Date: Wed, 8 Apr 2020 04:08:16 +0800
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