mirror of
https://github.com/brain-hackers/u-boot-brain
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8d393b2c22
Changes in relation to FriendlyARM's U-Boot nanopi2-v2016.01: - livetree API (dev_read_...) is used instead of fdt one (fdt...). - doc/device-tree-bindings/pinctrl/nexell,s5pxx18-pinctrl.txt added. Signed-off-by: Stefan Bosch <stefan_b@posteo.net>
54 lines
1.1 KiB
C
54 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0+
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*
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* Pinctrl driver for Nexell SoCs
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* (C) Copyright 2016 Nexell
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* Bongyu, KOO <freestyle@nexell.co.kr>
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*/
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#ifndef __PINCTRL_S5PXX18_H_
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#define __PINCTRL_S5PXX18_H_
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#include <linux/types.h>
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#include <asm/io.h>
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#define GPIOX_ALTFN0 0x20
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#define GPIOX_ALTFN1 0x24
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#define GPIOX_DRV1 0x48
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#define GPIOX_DRV0 0x50
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#define GPIOX_PULLSEL 0x58
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#define GPIOX_PULLENB 0x60
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#define GPIOX_SLEW_DISABLE_DEFAULT 0x44
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#define GPIOX_DRV1_DISABLE_DEFAULT 0x4C
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#define GPIOX_DRV0_DISABLE_DEFAULT 0x54
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#define GPIOX_PULLSEL_DISABLE_DEFAULT 0x5C
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#define GPIOX_PULLENB_DISABLE_DEFAULT 0x64
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#define ALIVE_PWRGATE 0x0
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#define ALIVE_PADPULLUPRST 0x80
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#define ALIVE_PADPULLUPSET 0x84
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#define ALIVE_PADPULLUPREAD 0x88
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enum {
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nx_gpio_padfunc_0 = 0ul,
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nx_gpio_padfunc_1 = 1ul,
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nx_gpio_padfunc_2 = 2ul,
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nx_gpio_padfunc_3 = 3ul
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};
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enum {
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nx_gpio_drvstrength_0 = 0ul,
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nx_gpio_drvstrength_1 = 1ul,
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nx_gpio_drvstrength_2 = 2ul,
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nx_gpio_drvstrength_3 = 3ul
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};
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enum {
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nx_gpio_pull_down = 0ul,
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nx_gpio_pull_up = 1ul,
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nx_gpio_pull_off = 2ul
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};
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int s5pxx18_pinctrl_init(struct udevice *dev);
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#endif /* __PINCTRL_S5PXX18_H_ */
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