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pinctrl: samsung: Add GPF support for Exynos5433 

This patch add the support of GPF[1-5] pin of Exynos5433 SoC. The GPFx need
to support the multiple memory map because the registers of GPFx are located
in the different domain.

Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Tomasz Figa <tomasz.figa@gmail.com>
Cc: Krzysztof Kozlowski <krzk@kernel.org>
Cc: Sylwester Nawrocki <s.nawrocki@samsung.com>
Cc: Kukjin Kim <kgene@kernel.org>
Cc: linux-gpio@vger.kernel.org
Signed-off-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Chanwoo Choi 2016-11-09 17:40:11 +09:00 committed by Linus Walleij
parent 8b1bd11c1f
commit ac8130e94c
2 changed files with 25 additions and 0 deletions
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19
Documentation/devicetree/bindings/pinctrl/samsung-pinctrl.txt
View File

@ -19,11 +19,30 @@ Required Properties:
- "samsung,exynos5260-pinctrl": for Exynos5260 compatible pin-controller.
- "samsung,exynos5410-pinctrl": for Exynos5410 compatible pin-controller.
- "samsung,exynos5420-pinctrl": for Exynos5420 compatible pin-controller.
- "samsung,exynos5433-pinctrl": for Exynos5433 compatible pin-controller.
- "samsung,exynos7-pinctrl": for Exynos7 compatible pin-controller.
- reg: Base address of the pin controller hardware module and length of
the address space it occupies.
- reg: Second base address of the pin controller if the specific registers
of the pin controller are separated into the different base address.
Eg: GPF[1-5] of Exynos5433 are separated into the two base address.
- First base address is for GPAx and GPF[1-5] external interrupt
registers.
- Second base address is for GPF[1-5] pinctrl registers.
pinctrl_0: pinctrl@10580000 {
compatible = "samsung,exynos5433-pinctrl";
reg = <0x10580000 0x1a20>, <0x11090000 0x100>;
wakeup-interrupt-controller {
compatible = "samsung,exynos7-wakeup-eint";
interrupts = <0 16 0>;
};
};
- Pin banks as child nodes: Pin banks of the controller are represented by child
nodes of the controller node. Bank name is taken from name of the node. Each
bank node must contain following properties:

6
drivers/pinctrl/samsung/pinctrl-exynos.c
View File

@ -1339,6 +1339,11 @@ static const struct samsung_pin_bank_data exynos5433_pin_banks0[] = {
EXYNOS_PIN_BANK_EINTW(8, 0x020, "gpa1", 0x04),
EXYNOS_PIN_BANK_EINTW(8, 0x040, "gpa2", 0x08),
EXYNOS_PIN_BANK_EINTW(8, 0x060, "gpa3", 0x0c),
EXYNOS_PIN_BANK_EINTW_EXT(8, 0x020, "gpf1", 0x1004, 1),
EXYNOS_PIN_BANK_EINTW_EXT(4, 0x040, "gpf2", 0x1008, 1),
EXYNOS_PIN_BANK_EINTW_EXT(4, 0x060, "gpf3", 0x100c, 1),
EXYNOS_PIN_BANK_EINTW_EXT(8, 0x080, "gpf4", 0x1010, 1),
EXYNOS_PIN_BANK_EINTW_EXT(8, 0x0a0, "gpf5", 0x1014, 1),
};
/* pin banks of exynos5433 pin-controller - AUD */
@ -1420,6 +1425,7 @@ const struct samsung_pin_ctrl exynos5433_pin_ctrl[] = {
.eint_wkup_init = exynos_eint_wkup_init,
.suspend = exynos_pinctrl_suspend,
.resume = exynos_pinctrl_resume,
.nr_ext_resources = 1,
}, {
/* pin-controller instance 1 data */
.pin_banks = exynos5433_pin_banks1,