diff options
Diffstat (limited to 'roms/u-boot/arch/powerpc/include/asm/iopin_8xx.h')
| -rw-r--r-- | roms/u-boot/arch/powerpc/include/asm/iopin_8xx.h | 466 |
1 files changed, 466 insertions, 0 deletions
diff --git a/roms/u-boot/arch/powerpc/include/asm/iopin_8xx.h b/roms/u-boot/arch/powerpc/include/asm/iopin_8xx.h new file mode 100644 index 000000000..a41b33233 --- /dev/null +++ b/roms/u-boot/arch/powerpc/include/asm/iopin_8xx.h @@ -0,0 +1,466 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ + +/* + * MPC8xx I/O port pin manipulation functions + * Roughly based on iopin_8260.h + */ + +#ifndef _ASM_IOPIN_8XX_H_ +#define _ASM_IOPIN_8XX_H_ + +#include <linux/types.h> +#include <asm/immap_8xx.h> +#include <asm/io.h> + +#ifdef __KERNEL__ + +typedef struct { + u_char port:2; /* port number (A=0, B=1, C=2, D=3) */ + u_char pin:5; /* port pin (0-31) */ + u_char flag:1; /* for whatever */ +} iopin_t; + +#define IOPIN_PORTA 0 +#define IOPIN_PORTB 1 +#define IOPIN_PORTC 2 +#define IOPIN_PORTD 3 + +static inline void iopin_set_high(iopin_t *iopin) +{ + immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR; + + if (iopin->port == IOPIN_PORTA) { + ushort __iomem *datp = &immap->im_ioport.iop_padat; + + setbits_be16(datp, 1 << (15 - iopin->pin)); + } else if (iopin->port == IOPIN_PORTB) { + uint __iomem *datp = &immap->im_cpm.cp_pbdat; + + setbits_be32(datp, 1 << (31 - iopin->pin)); + } else if (iopin->port == IOPIN_PORTC) { + ushort __iomem *datp = &immap->im_ioport.iop_pcdat; + + setbits_be16(datp, 1 << (15 - iopin->pin)); + } else if (iopin->port == IOPIN_PORTD) { + ushort __iomem *datp = &immap->im_ioport.iop_pddat; + + setbits_be16(datp, 1 << (15 - iopin->pin)); + } +} + +static inline void iopin_set_low(iopin_t *iopin) +{ + immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR; + + if (iopin->port == IOPIN_PORTA) { + ushort __iomem *datp = &immap->im_ioport.iop_padat; + + clrbits_be16(datp, 1 << (15 - iopin->pin)); + } else if (iopin->port == IOPIN_PORTB) { + uint __iomem *datp = &immap->im_cpm.cp_pbdat; + + clrbits_be32(datp, 1 << (31 - iopin->pin)); + } else if (iopin->port == IOPIN_PORTC) { + ushort __iomem *datp = &immap->im_ioport.iop_pcdat; + + clrbits_be16(datp, 1 << (15 - iopin->pin)); + } else if (iopin->port == IOPIN_PORTD) { + ushort __iomem *datp = &immap->im_ioport.iop_pddat; + + clrbits_be16(datp, 1 << (15 - iopin->pin)); + } +} + +static inline uint iopin_is_high(iopin_t *iopin) +{ + immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR; + + if (iopin->port == IOPIN_PORTA) { + ushort __iomem *datp = &immap->im_ioport.iop_padat; + + return (in_be16(datp) >> (15 - iopin->pin)) & 1; + } else if (iopin->port == IOPIN_PORTB) { + uint __iomem *datp = &immap->im_cpm.cp_pbdat; + + return (in_be32(datp) >> (31 - iopin->pin)) & 1; + } else if (iopin->port == IOPIN_PORTC) { + ushort __iomem *datp = &immap->im_ioport.iop_pcdat; + + return (in_be16(datp) >> (15 - iopin->pin)) & 1; + } else if (iopin->port == IOPIN_PORTD) { + ushort __iomem *datp = &immap->im_ioport.iop_pddat; + + return (in_be16(datp) >> (15 - iopin->pin)) & 1; + } + return 0; +} + +static inline uint iopin_is_low(iopin_t *iopin) +{ + immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR; + + if (iopin->port == IOPIN_PORTA) { + ushort __iomem *datp = &immap->im_ioport.iop_padat; + + return ((in_be16(datp) >> (15 - iopin->pin)) & 1) ^ 1; + } else if (iopin->port == IOPIN_PORTB) { + uint __iomem *datp = &immap->im_cpm.cp_pbdat; + + return ((in_be32(datp) >> (31 - iopin->pin)) & 1) ^ 1; + } else if (iopin->port == IOPIN_PORTC) { + ushort __iomem *datp = &immap->im_ioport.iop_pcdat; + + return ((in_be16(datp) >> (15 - iopin->pin)) & 1) ^ 1; + } else if (iopin->port == IOPIN_PORTD) { + ushort __iomem *datp = &immap->im_ioport.iop_pddat; + + return ((in_be16(datp) >> (15 - iopin->pin)) & 1) ^ 1; + } + return 0; +} + +static inline void iopin_set_out(iopin_t *iopin) +{ + immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR; + + if (iopin->port == IOPIN_PORTA) { + ushort __iomem *dirp = &immap->im_ioport.iop_padir; + + setbits_be16(dirp, 1 << (15 - iopin->pin)); + } else if (iopin->port == IOPIN_PORTB) { + uint __iomem *dirp = &immap->im_cpm.cp_pbdir; + + setbits_be32(dirp, 1 << (31 - iopin->pin)); + } else if (iopin->port == IOPIN_PORTC) { + ushort __iomem *dirp = &immap->im_ioport.iop_pcdir; + + setbits_be16(dirp, 1 << (15 - iopin->pin)); + } else if (iopin->port == IOPIN_PORTD) { + ushort __iomem *dirp = &immap->im_ioport.iop_pddir; + + setbits_be16(dirp, 1 << (15 - iopin->pin)); + } +} + +static inline void iopin_set_in(iopin_t *iopin) +{ + immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR; + + if (iopin->port == IOPIN_PORTA) { + ushort __iomem *dirp = &immap->im_ioport.iop_padir; + + clrbits_be16(dirp, 1 << (15 - iopin->pin)); + } else if (iopin->port == IOPIN_PORTB) { + uint __iomem *dirp = &immap->im_cpm.cp_pbdir; + + clrbits_be32(dirp, 1 << (31 - iopin->pin)); + } else if (iopin->port == IOPIN_PORTC) { + ushort __iomem *dirp = &immap->im_ioport.iop_pcdir; + + clrbits_be16(dirp, 1 << (15 - iopin->pin)); + } else if (iopin->port == IOPIN_PORTD) { + ushort __iomem *dirp = &immap->im_ioport.iop_pddir; + + clrbits_be16(dirp, 1 << (15 - iopin->pin)); + } +} + +static inline uint iopin_is_out(iopin_t *iopin) +{ + immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR; + + if (iopin->port == IOPIN_PORTA) { + ushort __iomem *dirp = &immap->im_ioport.iop_padir; + + return (in_be16(dirp) >> (15 - iopin->pin)) & 1; + } else if (iopin->port == IOPIN_PORTB) { + uint __iomem *dirp = &immap->im_cpm.cp_pbdir; + + return (in_be32(dirp) >> (31 - iopin->pin)) & 1; + } else if (iopin->port == IOPIN_PORTC) { + ushort __iomem *dirp = &immap->im_ioport.iop_pcdir; + + return (in_be16(dirp) >> (15 - iopin->pin)) & 1; + } else if (iopin->port == IOPIN_PORTD) { + ushort __iomem *dirp = &immap->im_ioport.iop_pddir; + + return (in_be16(dirp) >> (15 - iopin->pin)) & 1; + } + return 0; +} + +static inline uint iopin_is_in(iopin_t *iopin) +{ + immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR; + + if (iopin->port == IOPIN_PORTA) { + ushort __iomem *dirp = &immap->im_ioport.iop_padir; + + return ((in_be16(dirp) >> (15 - iopin->pin)) & 1) ^ 1; + } else if (iopin->port == IOPIN_PORTB) { + uint __iomem *dirp = &immap->im_cpm.cp_pbdir; + + return ((in_be32(dirp) >> (31 - iopin->pin)) & 1) ^ 1; + } else if (iopin->port == IOPIN_PORTC) { + ushort __iomem *dirp = &immap->im_ioport.iop_pcdir; + + return ((in_be16(dirp) >> (15 - iopin->pin)) & 1) ^ 1; + } else if (iopin->port == IOPIN_PORTD) { + ushort __iomem *dirp = &immap->im_ioport.iop_pddir; + + return ((in_be16(dirp) >> (15 - iopin->pin)) & 1) ^ 1; + } + return 0; +} + +static inline void iopin_set_odr(iopin_t *iopin) +{ + immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR; + + if (iopin->port == IOPIN_PORTA) { + ushort __iomem *odrp = &immap->im_ioport.iop_paodr; + + setbits_be16(odrp, 1 << (15 - iopin->pin)); + } else if (iopin->port == IOPIN_PORTB) { + ushort __iomem *odrp = &immap->im_cpm.cp_pbodr; + + setbits_be16(odrp, 1 << (31 - iopin->pin)); + } +} + +static inline void iopin_set_act(iopin_t *iopin) +{ + immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR; + + if (iopin->port == IOPIN_PORTA) { + ushort __iomem *odrp = &immap->im_ioport.iop_paodr; + + clrbits_be16(odrp, 1 << (15 - iopin->pin)); + } else if (iopin->port == IOPIN_PORTB) { + ushort __iomem *odrp = &immap->im_cpm.cp_pbodr; + + clrbits_be16(odrp, 1 << (31 - iopin->pin)); + } +} + +static inline uint iopin_is_odr(iopin_t *iopin) +{ + immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR; + + if (iopin->port == IOPIN_PORTA) { + ushort __iomem *odrp = &immap->im_ioport.iop_paodr; + + return (in_be16(odrp) >> (15 - iopin->pin)) & 1; + } else if (iopin->port == IOPIN_PORTB) { + ushort __iomem *odrp = &immap->im_cpm.cp_pbodr; + + return (in_be16(odrp) >> (31 - iopin->pin)) & 1; + } + return 0; +} + +static inline uint iopin_is_act(iopin_t *iopin) +{ + immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR; + + if (iopin->port == IOPIN_PORTA) { + ushort __iomem *odrp = &immap->im_ioport.iop_paodr; + + return ((in_be16(odrp) >> (15 - iopin->pin)) & 1) ^ 1; + } else if (iopin->port == IOPIN_PORTB) { + ushort __iomem *odrp = &immap->im_cpm.cp_pbodr; + + return ((in_be16(odrp) >> (31 - iopin->pin)) & 1) ^ 1; + } + return 0; +} + +static inline void iopin_set_ded(iopin_t *iopin) +{ + immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR; + + if (iopin->port == IOPIN_PORTA) { + ushort __iomem *parp = &immap->im_ioport.iop_papar; + + setbits_be16(parp, 1 << (15 - iopin->pin)); + } else if (iopin->port == IOPIN_PORTB) { + uint __iomem *parp = &immap->im_cpm.cp_pbpar; + + setbits_be32(parp, 1 << (31 - iopin->pin)); + } else if (iopin->port == IOPIN_PORTC) { + ushort __iomem *parp = &immap->im_ioport.iop_pcpar; + + setbits_be16(parp, 1 << (15 - iopin->pin)); + } else if (iopin->port == IOPIN_PORTD) { + ushort __iomem *parp = &immap->im_ioport.iop_pdpar; + + setbits_be16(parp, 1 << (15 - iopin->pin)); + } +} + +static inline void iopin_set_gen(iopin_t *iopin) +{ + immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR; + + if (iopin->port == IOPIN_PORTA) { + ushort __iomem *parp = &immap->im_ioport.iop_papar; + + clrbits_be16(parp, 1 << (15 - iopin->pin)); + } else if (iopin->port == IOPIN_PORTB) { + uint __iomem *parp = &immap->im_cpm.cp_pbpar; + + clrbits_be32(parp, 1 << (31 - iopin->pin)); + } else if (iopin->port == IOPIN_PORTC) { + ushort __iomem *parp = &immap->im_ioport.iop_pcpar; + + clrbits_be16(parp, 1 << (15 - iopin->pin)); + } else if (iopin->port == IOPIN_PORTD) { + ushort __iomem *parp = &immap->im_ioport.iop_pdpar; + + clrbits_be16(parp, 1 << (15 - iopin->pin)); + } +} + +static inline uint iopin_is_ded(iopin_t *iopin) +{ + immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR; + + if (iopin->port == IOPIN_PORTA) { + ushort __iomem *parp = &immap->im_ioport.iop_papar; + + return (in_be16(parp) >> (15 - iopin->pin)) & 1; + } else if (iopin->port == IOPIN_PORTB) { + uint __iomem *parp = &immap->im_cpm.cp_pbpar; + + return (in_be32(parp) >> (31 - iopin->pin)) & 1; + } else if (iopin->port == IOPIN_PORTC) { + ushort __iomem *parp = &immap->im_ioport.iop_pcpar; + + return (in_be16(parp) >> (15 - iopin->pin)) & 1; + } else if (iopin->port == IOPIN_PORTD) { + ushort __iomem *parp = &immap->im_ioport.iop_pdpar; + + return (in_be16(parp) >> (15 - iopin->pin)) & 1; + } + return 0; +} + +static inline uint iopin_is_gen(iopin_t *iopin) +{ + immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR; + + if (iopin->port == IOPIN_PORTA) { + ushort __iomem *parp = &immap->im_ioport.iop_papar; + + return ((in_be16(parp) >> (15 - iopin->pin)) & 1) ^ 1; + } else if (iopin->port == IOPIN_PORTB) { + uint __iomem *parp = &immap->im_cpm.cp_pbpar; + + return ((in_be32(parp) >> (31 - iopin->pin)) & 1) ^ 1; + } else if (iopin->port == IOPIN_PORTC) { + ushort __iomem *parp = &immap->im_ioport.iop_pcpar; + + return ((in_be16(parp) >> (15 - iopin->pin)) & 1) ^ 1; + } else if (iopin->port == IOPIN_PORTD) { + ushort __iomem *parp = &immap->im_ioport.iop_pdpar; + + return ((in_be16(parp) >> (15 - iopin->pin)) & 1) ^ 1; + } + return 0; +} + +static inline void iopin_set_opt2(iopin_t *iopin) +{ + immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR; + + if (iopin->port == IOPIN_PORTC) { + ushort __iomem *sorp = &immap->im_ioport.iop_pcso; + + setbits_be16(sorp, 1 << (15 - iopin->pin)); + } +} + +static inline void iopin_set_opt1(iopin_t *iopin) +{ + immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR; + + if (iopin->port == IOPIN_PORTC) { + ushort __iomem *sorp = &immap->im_ioport.iop_pcso; + + clrbits_be16(sorp, 1 << (15 - iopin->pin)); + } +} + +static inline uint iopin_is_opt2(iopin_t *iopin) +{ + immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR; + + if (iopin->port == IOPIN_PORTC) { + ushort __iomem *sorp = &immap->im_ioport.iop_pcso; + + return (in_be16(sorp) >> (15 - iopin->pin)) & 1; + } + return 0; +} + +static inline uint iopin_is_opt1(iopin_t *iopin) +{ + immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR; + + if (iopin->port == IOPIN_PORTC) { + ushort __iomem *sorp = &immap->im_ioport.iop_pcso; + + return ((in_be16(sorp) >> (15 - iopin->pin)) & 1) ^ 1; + } + return 0; +} + +static inline void iopin_set_falledge(iopin_t *iopin) +{ + immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR; + + if (iopin->port == IOPIN_PORTC) { + ushort __iomem *intp = &immap->im_ioport.iop_pcint; + + setbits_be16(intp, 1 << (15 - iopin->pin)); + } +} + +static inline void iopin_set_anyedge(iopin_t *iopin) +{ + immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR; + + if (iopin->port == IOPIN_PORTC) { + ushort __iomem *intp = &immap->im_ioport.iop_pcint; + + clrbits_be16(intp, 1 << (15 - iopin->pin)); + } +} + +static inline uint iopin_is_falledge(iopin_t *iopin) +{ + immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR; + + if (iopin->port == IOPIN_PORTC) { + ushort __iomem *intp = &immap->im_ioport.iop_pcint; + + return (in_be16(intp) >> (15 - iopin->pin)) & 1; + } + return 0; +} + +static inline uint iopin_is_anyedge(iopin_t *iopin) +{ + immap_t __iomem *immap = (immap_t __iomem *)CONFIG_SYS_IMMR; + + if (iopin->port == IOPIN_PORTC) { + ushort __iomem *intp = &immap->im_ioport.iop_pcint; + + return ((in_be16(intp) >> (15 - iopin->pin)) & 1) ^ 1; + } + return 0; +} + +#endif /* __KERNEL__ */ + +#endif /* _ASM_IOPIN_8XX_H_ */ |