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