/** @file tgpio_imx6.c @date 2013/7/22 @author 오재경 freefrug@falinux.com FALinux.Co.,Ltd. @brief gpio 를 드라이버없이 mmap를 이용하여 제어한다. Ver 0.7.0 @modify @todo @bug @remark @warning */ //---------------------------------------------------------------------------- #ifndef _TGPIO_IMUX6Q_HEADER_ #define _TGPIO_IMUX6Q_HEADER_ #define MX6Q_IOMUXC_BASE_ADDR 0x020e0000 #define MX6Q_IOMUXC_SIZE 0x4000 #include typedef u64 iomux_v3_cfg_t; #define MUX_CTRL_OFS_SHIFT 0 #define MUX_CTRL_OFS_MASK ((iomux_v3_cfg_t)0xfff << MUX_CTRL_OFS_SHIFT) #define MUX_PAD_CTRL_OFS_SHIFT 12 #define MUX_PAD_CTRL_OFS_MASK ((iomux_v3_cfg_t)0xfff << MUX_PAD_CTRL_OFS_SHIFT) #define MUX_SEL_INPUT_OFS_SHIFT 24 #define MUX_SEL_INPUT_OFS_MASK ((iomux_v3_cfg_t)0xfff << MUX_SEL_INPUT_OFS_SHIFT) #define MUX_MODE_SHIFT 36 #define MUX_MODE_MASK ((iomux_v3_cfg_t)0x1f << MUX_MODE_SHIFT) #define MUX_PAD_CTRL_SHIFT 41 #define MUX_PAD_CTRL_MASK ((iomux_v3_cfg_t)0x3ffff << MUX_PAD_CTRL_SHIFT) #define MUX_SEL_INPUT_SHIFT 59 #define MUX_SEL_INPUT_MASK ((iomux_v3_cfg_t)0xf << MUX_SEL_INPUT_SHIFT) #define MUX_PAD_CTRL(x) ((iomux_v3_cfg_t)(x) << MUX_PAD_CTRL_SHIFT) #define IOMUX_PAD(_pad_ctrl_ofs, _mux_ctrl_ofs, _mux_mode, _sel_input_ofs, _sel_input, _pad_ctrl) \ (((iomux_v3_cfg_t)(_mux_ctrl_ofs) << MUX_CTRL_OFS_SHIFT) | \ ((iomux_v3_cfg_t)(_mux_mode) << MUX_MODE_SHIFT) | \ ((iomux_v3_cfg_t)(_pad_ctrl_ofs) << MUX_PAD_CTRL_OFS_SHIFT) | \ ((iomux_v3_cfg_t)(_pad_ctrl) << MUX_PAD_CTRL_SHIFT) | \ ((iomux_v3_cfg_t)(_sel_input_ofs) << MUX_SEL_INPUT_OFS_SHIFT) | \ ((iomux_v3_cfg_t)(_sel_input) << MUX_SEL_INPUT_SHIFT)) #define NEW_PAD_CTRL(cfg, pad) (((cfg) & ~MUX_PAD_CTRL_MASK) | MUX_PAD_CTRL(pad)) // pull-up, pull-dn #define NO_PAD_CTRL (1 << 17) #define PAD_CTL_HYS (1 << 16) #define PAD_CTL_PUS_100K_DOWN (0 << 14) #define PAD_CTL_PUS_47K_UP (1 << 14) #define PAD_CTL_PUS_100K_UP (2 << 14) #define PAD_CTL_PUS_22K_UP (3 << 14) #define PAD_CTL_PUE (1 << 13) #define PAD_CTL_PKE (1 << 12) #define PAD_CTL_ODE (1 << 11) #define PAD_CTL_SPEED_LOW (1 << 6) #define PAD_CTL_SPEED_MED (2 << 6) #define PAD_CTL_SPEED_HIGH (3 << 6) #define PAD_CTL_DSE_DISABLE (0 << 3) #define PAD_CTL_DSE_240ohm (1 << 3) #define PAD_CTL_DSE_120ohm (2 << 3) #define PAD_CTL_DSE_80ohm (3 << 3) #define PAD_CTL_DSE_60ohm (4 << 3) #define PAD_CTL_DSE_48ohm (5 << 3) #define PAD_CTL_DSE_40ohm (6 << 3) #define PAD_CTL_DSE_34ohm (7 << 3) #define PAD_CTL_SRE_FAST (1 << 0) #define PAD_CTL_SRE_SLOW (0 << 0) #endif // _TGPIO_IMUX6Q_HEADER_ #ifdef __cplusplus extern "C" { #endif /// @{ /// @brief tgpio_imx6q.h 에서 제공하는 함수 리스트 extern void imx6_gpio_open( int mcu_nr ); /// @} #ifdef __cplusplus } #endif