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f38956a687
Use the new symbol to refer to any 'SPL' build, including TPL and VPL Signed-off-by: Simon Glass <sjg@chromium.org>
216 lines
5.8 KiB
C
216 lines
5.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* (C) Copyright 2007-2012
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* Allwinner Technology Co., Ltd. <www.allwinnertech.com>
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* Tom Cubie <tangliang@allwinnertech.com>
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*
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* Definitions that are shared between the Allwinner pinctrl and GPIO drivers,
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* also used by some non-DM SPL code directly.
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*/
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#ifndef _SUNXI_GPIO_H
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#define _SUNXI_GPIO_H
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#include <linux/types.h>
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#if defined(CONFIG_MACH_SUN9I)
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#define SUNXI_PIO_BASE 0x06000800
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#define SUNXI_R_PIO_BASE 0x08002c00
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#elif defined(CONFIG_SUN50I_GEN_H6)
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#define SUNXI_PIO_BASE 0x0300b000
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#define SUNXI_R_PIO_BASE 0x07022000
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#elif defined(CONFIG_SUNXI_GEN_NCAT2)
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#define SUNXI_PIO_BASE 0x02000000
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#define SUNXI_R_PIO_BASE 0x07022000
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#else
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#define SUNXI_PIO_BASE 0x01c20800
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#define SUNXI_R_PIO_BASE 0x01f02c00
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#endif
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/*
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* sunxi has 9 banks of gpio, they are:
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* PA0 - PA17 | PB0 - PB23 | PC0 - PC24
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* PD0 - PD27 | PE0 - PE31 | PF0 - PF5
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* PG0 - PG9 | PH0 - PH27 | PI0 - PI12
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*/
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#define SUNXI_GPIO_A 0
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#define SUNXI_GPIO_B 1
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#define SUNXI_GPIO_C 2
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#define SUNXI_GPIO_D 3
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#define SUNXI_GPIO_E 4
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#define SUNXI_GPIO_F 5
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#define SUNXI_GPIO_G 6
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#define SUNXI_GPIO_H 7
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#define SUNXI_GPIO_I 8
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/*
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* sun6i/sun8i and later SoCs have an additional GPIO controller (R_PIO)
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* at a different register offset.
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*
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* sun6i has 2 banks:
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* PL0 - PL8 | PM0 - PM7
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*
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* sun8i has 1 bank:
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* PL0 - PL11
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*
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* sun9i has 3 banks:
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* PL0 - PL9 | PM0 - PM15 | PN0 - PN1
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*/
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#define SUNXI_GPIO_L 11
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#define SUNXI_GPIO_M 12
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#define SUNXI_GPIO_N 13
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#define SUN50I_H6_GPIO_POW_MOD_SEL 0x340
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#define SUN50I_H6_GPIO_POW_MOD_VAL 0x348
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#define SUNXI_GPIOS_PER_BANK 32
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#define SUNXI_GPIO_NEXT(__gpio) \
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((__gpio##_START) + SUNXI_GPIOS_PER_BANK)
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enum sunxi_gpio_number {
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SUNXI_GPIO_A_START = 0,
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SUNXI_GPIO_B_START = SUNXI_GPIO_NEXT(SUNXI_GPIO_A),
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SUNXI_GPIO_C_START = SUNXI_GPIO_NEXT(SUNXI_GPIO_B),
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SUNXI_GPIO_D_START = SUNXI_GPIO_NEXT(SUNXI_GPIO_C),
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SUNXI_GPIO_E_START = SUNXI_GPIO_NEXT(SUNXI_GPIO_D),
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SUNXI_GPIO_F_START = SUNXI_GPIO_NEXT(SUNXI_GPIO_E),
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SUNXI_GPIO_G_START = SUNXI_GPIO_NEXT(SUNXI_GPIO_F),
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SUNXI_GPIO_H_START = SUNXI_GPIO_NEXT(SUNXI_GPIO_G),
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SUNXI_GPIO_I_START = SUNXI_GPIO_NEXT(SUNXI_GPIO_H),
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SUNXI_GPIO_L_START = 352,
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SUNXI_GPIO_M_START = SUNXI_GPIO_NEXT(SUNXI_GPIO_L),
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SUNXI_GPIO_N_START = SUNXI_GPIO_NEXT(SUNXI_GPIO_M),
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SUNXI_GPIO_AXP0_START = 1024,
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};
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/* SUNXI GPIO number definitions */
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#define SUNXI_GPA(_nr) (SUNXI_GPIO_A_START + (_nr))
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#define SUNXI_GPB(_nr) (SUNXI_GPIO_B_START + (_nr))
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#define SUNXI_GPC(_nr) (SUNXI_GPIO_C_START + (_nr))
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#define SUNXI_GPD(_nr) (SUNXI_GPIO_D_START + (_nr))
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#define SUNXI_GPE(_nr) (SUNXI_GPIO_E_START + (_nr))
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#define SUNXI_GPF(_nr) (SUNXI_GPIO_F_START + (_nr))
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#define SUNXI_GPG(_nr) (SUNXI_GPIO_G_START + (_nr))
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#define SUNXI_GPH(_nr) (SUNXI_GPIO_H_START + (_nr))
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#define SUNXI_GPI(_nr) (SUNXI_GPIO_I_START + (_nr))
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#define SUNXI_GPL(_nr) (SUNXI_GPIO_L_START + (_nr))
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#define SUNXI_GPM(_nr) (SUNXI_GPIO_M_START + (_nr))
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#define SUNXI_GPN(_nr) (SUNXI_GPIO_N_START + (_nr))
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#define SUNXI_GPAXP0(_nr) (SUNXI_GPIO_AXP0_START + (_nr))
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/* GPIO pin function config */
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#define SUNXI_GPIO_INPUT 0
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#define SUNXI_GPIO_OUTPUT 1
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#define SUN8I_H3_GPA_UART0 2
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#define SUN8I_H3_GPA_UART2 2
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#define SUN4I_GPB_PWM 2
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#define SUN4I_GPB_TWI0 2
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#define SUN4I_GPB_TWI1 2
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#define SUN5I_GPB_TWI1 2
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#define SUN8I_V3S_GPB_TWI0 2
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#define SUN4I_GPB_UART0 2
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#define SUN5I_GPB_UART0 2
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#define SUN8I_GPB_UART2 2
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#define SUN8I_A33_GPB_UART0 3
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#define SUN8I_A83T_GPB_UART0 2
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#define SUN8I_V3S_GPB_UART0 3
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#define SUN50I_GPB_UART0 4
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#define SUNXI_GPC_NAND 2
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#define SUNXI_GPC_SPI0 3
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#define SUNXI_GPC_SDC2 3
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#define SUN6I_GPC_SDC3 4
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#define SUN50I_GPC_SPI0 4
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#define SUNIV_GPC_SPI0 2
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#define SUNXI_GPD_LCD0 2
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#define SUNXI_GPD_LVDS0 3
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#define SUNIV_GPE_UART0 5
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#define SUNXI_GPF_SDC0 2
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#define SUNXI_GPF_UART0 4
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#define SUN8I_GPF_UART0 3
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#define SUN4I_GPG_SDC1 4
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#define SUN5I_GPG_SDC1 2
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#define SUN6I_GPG_SDC1 2
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#define SUN8I_GPG_SDC1 2
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#define SUN8I_GPG_UART1 2
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#define SUN5I_GPG_UART1 4
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#define SUN6I_GPH_PWM 2
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#define SUN8I_GPH_PWM 2
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#define SUN4I_GPH_SDC1 5
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#define SUN6I_GPH_TWI0 2
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#define SUN8I_GPH_TWI0 2
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#define SUN50I_GPH_TWI0 2
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#define SUN6I_GPH_TWI1 2
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#define SUN8I_GPH_TWI1 2
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#define SUN50I_GPH_TWI1 2
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#define SUN6I_GPH_UART0 2
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#define SUN9I_GPH_UART0 2
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#define SUN50I_H6_GPH_UART0 2
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#define SUN50I_H616_GPH_UART0 2
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#define SUNXI_GPI_SDC3 2
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#define SUN6I_GPL0_R_P2WI_SCK 3
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#define SUN6I_GPL1_R_P2WI_SDA 3
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#define SUN8I_GPL_R_RSB 2
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#define SUN8I_H3_GPL_R_TWI 2
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#define SUN8I_A23_GPL_R_TWI 3
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#define SUN8I_GPL_R_UART 2
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#define SUN50I_GPL_R_TWI 2
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#define SUN50I_H616_GPL_R_TWI 3
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#define SUN9I_GPN_R_RSB 3
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#ifdef CONFIG_SUNXI_NEW_PINCTRL
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#define SUNXI_PINCTRL_BANK_SIZE 0x30
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#define SUNXI_GPIO_DISABLE 0xf
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#else
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#define SUNXI_PINCTRL_BANK_SIZE 0x24
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#define SUNXI_GPIO_DISABLE 0x7
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#endif
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/* GPIO pin pull-up/down config */
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#define SUNXI_GPIO_PULL_DISABLE 0
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#define SUNXI_GPIO_PULL_UP 1
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#define SUNXI_GPIO_PULL_DOWN 2
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/* Virtual AXP0 GPIOs */
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#define SUNXI_GPIO_AXP0_PREFIX "AXP0-"
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#define SUNXI_GPIO_AXP0_VBUS_ENABLE 5
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#define SUNXI_GPIO_AXP0_GPIO_COUNT 6
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struct sunxi_gpio_plat {
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void *regs;
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char bank_name[3];
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};
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/* prototypes for the non-DM GPIO/pinctrl functions, used in the SPL */
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void sunxi_gpio_set_cfgbank(void *bank_base, int pin_offset, u32 val);
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void sunxi_gpio_set_cfgpin(u32 pin, u32 val);
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int sunxi_gpio_get_cfgbank(void *bank_base, int pin_offset);
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int sunxi_gpio_get_cfgpin(u32 pin);
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void sunxi_gpio_set_drv(u32 pin, u32 val);
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void sunxi_gpio_set_drv_bank(void *bank_base, u32 pin_offset, u32 val);
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void sunxi_gpio_set_pull(u32 pin, u32 val);
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void sunxi_gpio_set_pull_bank(void *bank_base, int pin_offset, u32 val);
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int sunxi_name_to_gpio(const char *name);
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#if !defined CONFIG_XPL_BUILD && defined CONFIG_AXP_GPIO
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int axp_gpio_init(void);
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#else
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static inline int axp_gpio_init(void) { return 0; }
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#endif
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#endif /* _SUNXI_GPIO_H */
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