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| author | Krzysztof Kozlowski <krzk@kernel.org> | 2018-07-23 20:52:53 +0300 |
|---|---|---|
| committer | Krzysztof Kozlowski <krzk@kernel.org> | 2018-07-24 22:35:54 +0300 |
| commit | cafec5a7e0cb6df1adff515e6ec69911d3362f89 (patch) | |
| tree | 4fe8cdcb1a8caeac25959add9d1792e555f895b9 /drivers/pinctrl/samsung/pinctrl-exynos-arm.c | |
| parent | ce397d215ccd07b8ae3f71db689aedb85d56ab40 (diff) | |
| download | linux-cafec5a7e0cb6df1adff515e6ec69911d3362f89.tar.xz | |
pinctrl: samsung: Define suspend and resume callbacks for all banks and SoCs
Suspend and resume callbacks in Exynos/S5Pv210 pin controller drivers,
save and restore state of registers. This operations should be done for
all banks which have external interrupts (as denoted by using
EXYNOS_PIN_BANK_EINTG/EINTW macros).
Add all banks of Exynos5260 and Exynos5420. This is necessary step for
supporting suspend to RAM on these SoCs.
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Cc: Tomasz Figa <tomasz.figa@gmail.com>
Cc: Sylwester Nawrocki <snawrocki@kernel.org>
Acked-by: Tomasz Figa <tomasz.figa@gmail.com>
Tested-by: Marek Szyprowski <m.szyprowski@samsung.com>
Diffstat (limited to 'drivers/pinctrl/samsung/pinctrl-exynos-arm.c')
| -rw-r--r-- | drivers/pinctrl/samsung/pinctrl-exynos-arm.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/pinctrl/samsung/pinctrl-exynos-arm.c b/drivers/pinctrl/samsung/pinctrl-exynos-arm.c index d82820fc349a..44c6b753f692 100644 --- a/drivers/pinctrl/samsung/pinctrl-exynos-arm.c +++ b/drivers/pinctrl/samsung/pinctrl-exynos-arm.c @@ -616,16 +616,22 @@ static const struct samsung_pin_ctrl exynos5260_pin_ctrl[] __initconst = { .nr_banks = ARRAY_SIZE(exynos5260_pin_banks0), .eint_gpio_init = exynos_eint_gpio_init, .eint_wkup_init = exynos_eint_wkup_init, + .suspend = exynos_pinctrl_suspend, + .resume = exynos_pinctrl_resume, }, { /* pin-controller instance 1 data */ .pin_banks = exynos5260_pin_banks1, .nr_banks = ARRAY_SIZE(exynos5260_pin_banks1), .eint_gpio_init = exynos_eint_gpio_init, + .suspend = exynos_pinctrl_suspend, + .resume = exynos_pinctrl_resume, }, { /* pin-controller instance 2 data */ .pin_banks = exynos5260_pin_banks2, .nr_banks = ARRAY_SIZE(exynos5260_pin_banks2), .eint_gpio_init = exynos_eint_gpio_init, + .suspend = exynos_pinctrl_suspend, + .resume = exynos_pinctrl_resume, }, }; @@ -842,30 +848,40 @@ static const struct samsung_pin_ctrl exynos5420_pin_ctrl[] __initconst = { .nr_banks = ARRAY_SIZE(exynos5420_pin_banks0), .eint_gpio_init = exynos_eint_gpio_init, .eint_wkup_init = exynos_eint_wkup_init, + .suspend = exynos_pinctrl_suspend, + .resume = exynos_pinctrl_resume, .retention_data = &exynos5420_retention_data, }, { /* pin-controller instance 1 data */ .pin_banks = exynos5420_pin_banks1, .nr_banks = ARRAY_SIZE(exynos5420_pin_banks1), .eint_gpio_init = exynos_eint_gpio_init, + .suspend = exynos_pinctrl_suspend, + .resume = exynos_pinctrl_resume, .retention_data = &exynos5420_retention_data, }, { /* pin-controller instance 2 data */ .pin_banks = exynos5420_pin_banks2, .nr_banks = ARRAY_SIZE(exynos5420_pin_banks2), .eint_gpio_init = exynos_eint_gpio_init, + .suspend = exynos_pinctrl_suspend, + .resume = exynos_pinctrl_resume, .retention_data = &exynos5420_retention_data, }, { /* pin-controller instance 3 data */ .pin_banks = exynos5420_pin_banks3, .nr_banks = ARRAY_SIZE(exynos5420_pin_banks3), .eint_gpio_init = exynos_eint_gpio_init, + .suspend = exynos_pinctrl_suspend, + .resume = exynos_pinctrl_resume, .retention_data = &exynos5420_retention_data, }, { /* pin-controller instance 4 data */ .pin_banks = exynos5420_pin_banks4, .nr_banks = ARRAY_SIZE(exynos5420_pin_banks4), .eint_gpio_init = exynos_eint_gpio_init, + .suspend = exynos_pinctrl_suspend, + .resume = exynos_pinctrl_resume, .retention_data = &exynos4_audio_retention_data, }, }; |