* [PATCH v5 0/2] pinctrl: mediatek: make MediaTek pinctrl v2 driver ready for buidling loadable module @ 2020-03-30 12:00 light.hsieh 2020-03-30 12:00 ` [PATCH v5 1/2] " light.hsieh 2020-03-30 12:00 ` [PATCH v5 2/2] pinctrl: mediatek: make MediaTek MT6765 pinctrl ready for buiding " light.hsieh 0 siblings, 2 replies; 5+ messages in thread From: light.hsieh @ 2020-03-30 12:00 UTC (permalink / raw) To: linus.walleij Cc: linux-mediatek, linux-gpio, linux-kernel, sean.wang, kuohong.wang, Light Hsieh From: Light Hsieh <light.hsieh@mediatek.com> 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. The following is the rationale for determining whether mtk-eint.c, pinctrl-mtk-common-v2.c, and pinctrl-paris.c are built as loadable module: 1. drivers/pinctrl/mediatek/Kconfig: 1.1 PINCTRL_MTXXXX: change from bool to tristate. It is specified in defconfig file. MTXXXX can only be the user of pinctrl-paris, which can MT6765 or MT8183. The patch for changing PINCTRL_MT6765 from bool to tristate will be given as the next patch of the patch series. 1.2 PINCTRL_MTK_PARIS: change from bool to tristate and select PINCTRL_MTK_V2. No need to specify in defconfig file. * PINCTRL_MTK_PARIS will be y if any PINCTRL_MTXXXX selecting PINCTRL_MTK_PARIS is y. * PINCTRL_MTK_PARIS will be n if all PINCTRL_MTXXXX selecting PINCTRL_MTK_PARIS is n. * PINCTRL_MTK_PARIS will be m if some PINCTRL_MTXXXX selecting PINCTRL_MTK_PARIS are m and other PINCTRL_MTXXXX selecting PINCTRL_MTK_PARIS are n. 1.3 PINCTRL_MTK_MOORE: select EINT_MTK and PINCTRL_MTK_V2. It is make to be ready for building as loadable kernel module because it is not used on Android kernel. 1.4 PINCTRL_MTK_V2: add this tristate config which depends on PINCTRL_MTK_PARIS and PINCTRL_MTK_MOORE. No need to specify in defconfig file. * PINCTRL_MTK_V2 will be y if either PINCTRL_MTK_PARIS or PINCTRL_MTK_MOORE is y. * PINCTRL_MTK_V2 will be n if both PINCTRL_MTK_PARIS and PINCTRL_MTK_MOORE are n. * PINCTRL_MTK_V2 will be m if PINCTRL_MTK_PARIS is m and PINCTRL_MTK_MOORE is n. 1.5 EINT_MTK: change from bool to tristate and add rule for default. No need to specify in defconfig file. * First rule: determine if EINT_MTK is y or n according to selection of PINCTRL_MTK or PINCTRL_MTK_MORE. * Second rule: determine if EINT_MTK is y, m, or n according to selection of PINCTRL_MTK_PARIS. 2. drivers/pinctrl/mediatek/Makefile: Use PINCTRL_MTK_V2 to determine if pinctrl-mtk-common-v2.c is built as loadable module or built-in. Light Hsieh (2): pinctrl: mediatek: make MediaTek pinctrl v2 driver ready for buidling loadable module pinctrl: mediatek: make MediaTek MT6765 pinctrl ready for buiding loadable module drivers/pinctrl/mediatek/Kconfig | 13 ++++++++++--- drivers/pinctrl/mediatek/Makefile | 5 +++-- drivers/pinctrl/mediatek/mtk-eint.c | 9 +++++++++ drivers/pinctrl/mediatek/pinctrl-mt6765.c | 4 ++++ drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c | 24 ++++++++++++++++++++++++ drivers/pinctrl/mediatek/pinctrl-paris.c | 6 ++++++ 6 files changed, 56 insertions(+), 5 deletions(-) -- 1.8.1.1.dirty ^ permalink raw reply [flat|nested] 5+ messages in thread
* [PATCH v5 1/2] pinctrl: mediatek: make MediaTek pinctrl v2 driver ready for buidling loadable module 2020-03-30 12:00 [PATCH v5 0/2] pinctrl: mediatek: make MediaTek pinctrl v2 driver ready for buidling loadable module light.hsieh @ 2020-03-30 12:00 ` light.hsieh 2020-03-31 21:15 ` Sean Wang 2020-03-30 12:00 ` [PATCH v5 2/2] pinctrl: mediatek: make MediaTek MT6765 pinctrl ready for buiding " light.hsieh 1 sibling, 1 reply; 5+ messages in thread From: light.hsieh @ 2020-03-30 12:00 UTC (permalink / raw) To: linus.walleij Cc: linux-mediatek, linux-gpio, linux-kernel, sean.wang, kuohong.wang, Light Hsieh From: Light Hsieh <light.hsieh@mediatek.com> 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: Light Hsieh <light.hsieh@mediatek.com> Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com> --- drivers/pinctrl/mediatek/Kconfig | 11 +++++++++-- drivers/pinctrl/mediatek/Makefile | 5 +++-- drivers/pinctrl/mediatek/mtk-eint.c | 9 +++++++++ drivers/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 701f9af..551ac71 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 a74325a..4b71328 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 7e526bcf..22736f6 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 1da9425..563b662 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" @@ -206,6 +207,7 @@ 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) @@ -225,6 +227,7 @@ 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) { @@ -363,6 +366,7 @@ 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, @@ -382,6 +386,7 @@ 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) @@ -404,6 +409,7 @@ 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) @@ -423,6 +429,7 @@ 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) @@ -442,6 +449,7 @@ 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, @@ -456,6 +464,7 @@ 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) @@ -473,6 +482,7 @@ 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) @@ -492,6 +502,7 @@ 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, @@ -517,6 +528,7 @@ int mtk_pinconf_bias_get_rev1(struct mtk_pinctrl *hw, return 0; } +EXPORT_SYMBOL_GPL(mtk_pinconf_bias_set_rev1); /* Combo for the following pull register type: * 1. PU + PD @@ -717,6 +729,7 @@ 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, @@ -737,6 +750,7 @@ 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, @@ -766,6 +780,7 @@ 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) @@ -790,6 +805,7 @@ 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, @@ -811,6 +827,7 @@ 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) @@ -828,18 +845,21 @@ 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, @@ -880,6 +900,7 @@ 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, @@ -922,6 +943,7 @@ 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) @@ -948,6 +970,7 @@ 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) @@ -971,3 +994,4 @@ 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 83bf29c..8823c0c 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, @@ -1037,3 +1039,7 @@ static int mtk_paris_pinctrl_resume(struct device *device) .suspend_noirq = mtk_paris_pinctrl_suspend, .resume_noirq = mtk_paris_pinctrl_resume, }; +EXPORT_SYMBOL_GPL(mtk_paris_pinctrl_probe); + +MODULE_LICENSE("GPL v2"); +MODULE_DESCRIPTION("MediaTek Pinctrl Common Driver V2 Paris"); -- 1.8.1.1.dirty ^ permalink raw reply related [flat|nested] 5+ messages in thread
* Re: [PATCH v5 1/2] pinctrl: mediatek: make MediaTek pinctrl v2 driver ready for buidling loadable module 2020-03-30 12:00 ` [PATCH v5 1/2] " light.hsieh @ 2020-03-31 21:15 ` Sean Wang 2020-04-07 6:57 ` Light Hsieh 0 siblings, 1 reply; 5+ messages in thread From: Sean Wang @ 2020-03-31 21:15 UTC (permalink / raw) To: Light Hsieh Cc: Linus Walleij, moderated list:ARM/Mediatek SoC support, open list:GPIO SUBSYSTEM, lkml, kuohong.wang Hi Light, > int mtk_pinconf_bias_set_rev1(struct mtk_pinctrl *hw, > const struct mtk_pin_desc *desc, bool pullup) > @@ -492,6 +502,7 @@ 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, > @@ -517,6 +528,7 @@ int mtk_pinconf_bias_get_rev1(struct mtk_pinctrl *hw, > > return 0; > } > +EXPORT_SYMBOL_GPL(mtk_pinconf_bias_set_rev1); > I got build error with the patch ../drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c:529:1: error: redefinition of '__ksymtab_mtk_pinconf_bias_set_rev1' ../drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c:503:1: note: previous definition of '__ksymtab_mtk_pinconf_bias_set_rev1' was here make[4]: *** [drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.o] Error 1 > /* Combo for the following pull register type: > * 1. PU + PD > @@ -717,6 +729,7 @@ int mtk_pinconf_bias_set_combo(struct mtk_pinctrl *hw, > out: > return err; > } > +EXPORT_SYMBOL_GPL(mtk_pinconf_bias_set_combo); > <snip> > diff --git a/drivers/pinctrl/mediatek/pinctrl-paris.c b/drivers/pinctrl/mediatek/pinctrl-paris.c > index 83bf29c..8823c0c 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, > @@ -1037,3 +1039,7 @@ static int mtk_paris_pinctrl_resume(struct device *device) > .suspend_noirq = mtk_paris_pinctrl_suspend, > .resume_noirq = mtk_paris_pinctrl_resume, > }; > +EXPORT_SYMBOL_GPL(mtk_paris_pinctrl_probe); place EXPORT_SYMBOL_GPL(mtk_paris_pinctrl_probe) exactly at the tail of mtk_paris_pinctrl_probe definition. > + > +MODULE_LICENSE("GPL v2"); > +MODULE_DESCRIPTION("MediaTek Pinctrl Common Driver V2 Paris"); > -- > 1.8.1.1.dirty ^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH v5 1/2] pinctrl: mediatek: make MediaTek pinctrl v2 driver ready for buidling loadable module 2020-03-31 21:15 ` Sean Wang @ 2020-04-07 6:57 ` Light Hsieh 0 siblings, 0 replies; 5+ messages in thread From: Light Hsieh @ 2020-04-07 6:57 UTC (permalink / raw) To: Sean Wang Cc: Linus Walleij, moderated list:ARM/Mediatek SoC support, open list:GPIO SUBSYSTEM, lkml, kuohong.wang On Tue, 2020-03-31 at 14:15 -0700, Sean Wang wrote: > Hi Light, > > int mtk_pinconf_bias_set_rev1(struct mtk_pinctrl *hw, > > const struct mtk_pin_desc *desc, bool pullup) > > @@ -492,6 +502,7 @@ 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, > > @@ -517,6 +528,7 @@ int mtk_pinconf_bias_get_rev1(struct mtk_pinctrl *hw, > > > > return 0; > > } > > +EXPORT_SYMBOL_GPL(mtk_pinconf_bias_set_rev1); > > > > I got build error with the patch > > ../drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c:529:1: error: > redefinition of '__ksymtab_mtk_pinconf_bias_set_rev1' > ../drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.c:503:1: note: > previous definition of '__ksymtab_mtk_pinconf_bias_set_rev1' was here > make[4]: *** [drivers/pinctrl/mediatek/pinctrl-mtk-common-v2.o] Error 1 > I will correct it on v6. > > /* Combo for the following pull register type: > > * 1. PU + PD > > @@ -717,6 +729,7 @@ int mtk_pinconf_bias_set_combo(struct mtk_pinctrl *hw, > > out: > > return err; > > } > > +EXPORT_SYMBOL_GPL(mtk_pinconf_bias_set_combo); > > > <snip> > > diff --git a/drivers/pinctrl/mediatek/pinctrl-paris.c b/drivers/pinctrl/mediatek/pinctrl-paris.c > > index 83bf29c..8823c0c 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, > > @@ -1037,3 +1039,7 @@ static int mtk_paris_pinctrl_resume(struct device *device) > > .suspend_noirq = mtk_paris_pinctrl_suspend, > > .resume_noirq = mtk_paris_pinctrl_resume, > > }; > > +EXPORT_SYMBOL_GPL(mtk_paris_pinctrl_probe); > > place EXPORT_SYMBOL_GPL(mtk_paris_pinctrl_probe) exactly at the tail > of mtk_paris_pinctrl_probe definition. > I will move it. > > + > > +MODULE_LICENSE("GPL v2"); > > +MODULE_DESCRIPTION("MediaTek Pinctrl Common Driver V2 Paris"); > > -- > > 1.8.1.1.dirty ^ permalink raw reply [flat|nested] 5+ messages in thread
* [PATCH v5 2/2] pinctrl: mediatek: make MediaTek MT6765 pinctrl ready for buiding loadable module 2020-03-30 12:00 [PATCH v5 0/2] pinctrl: mediatek: make MediaTek pinctrl v2 driver ready for buidling loadable module light.hsieh 2020-03-30 12:00 ` [PATCH v5 1/2] " light.hsieh @ 2020-03-30 12:00 ` light.hsieh 1 sibling, 0 replies; 5+ messages in thread From: light.hsieh @ 2020-03-30 12:00 UTC (permalink / raw) To: linus.walleij Cc: linux-mediatek, linux-gpio, linux-kernel, sean.wang, kuohong.wang, Light Hsieh From: Light Hsieh <light.hsieh@mediatek.com> This patch make pinctrl-mt6765 ready for building as loadable module. Signed-off-by: Light Hsieh <light.hsieh@mediatek.com> Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com> --- drivers/pinctrl/mediatek/Kconfig | 2 +- drivers/pinctrl/mediatek/pinctrl-mt6765.c | 4 ++++ 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/pinctrl/mediatek/Kconfig b/drivers/pinctrl/mediatek/Kconfig index 551ac71..f32d364 100644 --- a/drivers/pinctrl/mediatek/Kconfig +++ b/drivers/pinctrl/mediatek/Kconfig @@ -87,7 +87,7 @@ config PINCTRL_MT2712 select PINCTRL_MTK config PINCTRL_MT6765 - bool "Mediatek MT6765 pin control" + tristate "Mediatek MT6765 pin control" depends on OF depends on ARM64 || COMPILE_TEST default ARM64 && ARCH_MEDIATEK diff --git a/drivers/pinctrl/mediatek/pinctrl-mt6765.c b/drivers/pinctrl/mediatek/pinctrl-mt6765.c index 905dae8c..2c59d39 100644 --- a/drivers/pinctrl/mediatek/pinctrl-mt6765.c +++ b/drivers/pinctrl/mediatek/pinctrl-mt6765.c @@ -6,6 +6,7 @@ * */ +#include <linux/module.h> #include "pinctrl-mtk-mt6765.h" #include "pinctrl-paris.h" @@ -1103,3 +1104,6 @@ static int __init mt6765_pinctrl_init(void) return platform_driver_register(&mt6765_pinctrl_driver); } arch_initcall(mt6765_pinctrl_init); + +MODULE_LICENSE("GPL v2"); +MODULE_DESCRIPTION("MediaTek MT6765 Pinctrl Driver"); -- 1.8.1.1.dirty ^ permalink raw reply related [flat|nested] 5+ messages in thread
end of thread, other threads:[~2020-04-07 6:58 UTC | newest] Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2020-03-30 12:00 [PATCH v5 0/2] pinctrl: mediatek: make MediaTek pinctrl v2 driver ready for buidling loadable module light.hsieh 2020-03-30 12:00 ` [PATCH v5 1/2] " light.hsieh 2020-03-31 21:15 ` Sean Wang 2020-04-07 6:57 ` Light Hsieh 2020-03-30 12:00 ` [PATCH v5 2/2] pinctrl: mediatek: make MediaTek MT6765 pinctrl ready for buiding " light.hsieh
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