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author | Peter Tyser <ptyser@xes-inc.com> | 2010-04-13 03:28:08 (GMT) |
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committer | Wolfgang Denk <wd@denx.de> | 2010-04-13 07:13:12 (GMT) |
commit | 819833af39a91fa1c1e8252862bbda6f5a602f7b (patch) | |
tree | d5c9d1628643347ab2b5a8085acfa6f96709fda3 /arch/ppc/include/asm/iopin_85xx.h | |
parent | 61f2b38a17f5b21c59f2afe6cf1cbb5f28638cf9 (diff) | |
download | u-boot-819833af39a91fa1c1e8252862bbda6f5a602f7b.tar.xz |
Move architecture-specific includes to arch/$ARCH/include/asm
This helps to clean up the include/ directory so that it only contains
non-architecture-specific headers and also matches Linux's directory
layout which many U-Boot developers are already familiar with.
Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Diffstat (limited to 'arch/ppc/include/asm/iopin_85xx.h')
-rw-r--r-- | arch/ppc/include/asm/iopin_85xx.h | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/arch/ppc/include/asm/iopin_85xx.h b/arch/ppc/include/asm/iopin_85xx.h new file mode 100644 index 0000000..0f07ba3 --- /dev/null +++ b/arch/ppc/include/asm/iopin_85xx.h @@ -0,0 +1,146 @@ +/* + * MPC85xx I/O port pin manipulation functions + */ + +#ifndef _ASM_IOPIN_85xx_H_ +#define _ASM_IOPIN_85xx_H_ + +#include <linux/types.h> +#include <asm/immap_85xx.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 + +extern __inline__ void iopin_set_high (iopin_t * iopin) +{ + volatile uint *datp = &((ccsr_cpm_t *) CONFIG_SYS_MPC85xx_CPM_ADDR)->im_cpm_iop.pdata; + datp[iopin->port * 8] |= (1 << (31 - iopin->pin)); +} + +extern __inline__ void iopin_set_low (iopin_t * iopin) +{ + volatile uint *datp = &((ccsr_cpm_t *) CONFIG_SYS_MPC85xx_CPM_ADDR)->im_cpm_iop.pdata; + datp[iopin->port * 8] &= ~(1 << (31 - iopin->pin)); +} + +extern __inline__ uint iopin_is_high (iopin_t * iopin) +{ + volatile uint *datp = &((ccsr_cpm_t *) CONFIG_SYS_MPC85xx_CPM_ADDR)->im_cpm_iop.pdata; + return (datp[iopin->port * 8] >> (31 - iopin->pin)) & 1; +} + +extern __inline__ uint iopin_is_low (iopin_t * iopin) +{ + volatile uint *datp = &((ccsr_cpm_t *) CONFIG_SYS_MPC85xx_CPM_ADDR)->im_cpm_iop.pdata; + return ((datp[iopin->port * 8] >> (31 - iopin->pin)) & 1) ^ 1; +} + +extern __inline__ void iopin_set_out (iopin_t * iopin) +{ + volatile uint *dirp = &((ccsr_cpm_t *) CONFIG_SYS_MPC85xx_CPM_ADDR)->im_cpm_iop.pdira; + dirp[iopin->port * 8] |= (1 << (31 - iopin->pin)); +} + +extern __inline__ void iopin_set_in (iopin_t * iopin) +{ + volatile uint *dirp = &((ccsr_cpm_t *) CONFIG_SYS_MPC85xx_CPM_ADDR)->im_cpm_iop.pdira; + dirp[iopin->port * 8] &= ~(1 << (31 - iopin->pin)); +} + +extern __inline__ uint iopin_is_out (iopin_t * iopin) +{ + volatile uint *dirp = &((ccsr_cpm_t *) CONFIG_SYS_MPC85xx_CPM_ADDR)->im_cpm_iop.pdira; + return (dirp[iopin->port * 8] >> (31 - iopin->pin)) & 1; +} + +extern __inline__ uint iopin_is_in (iopin_t * iopin) +{ + volatile uint *dirp = &((ccsr_cpm_t *) CONFIG_SYS_MPC85xx_CPM_ADDR)->im_cpm_iop.pdira; + return ((dirp[iopin->port * 8] >> (31 - iopin->pin)) & 1) ^ 1; +} + +extern __inline__ void iopin_set_odr (iopin_t * iopin) +{ + volatile uint *odrp = &((ccsr_cpm_t *) CONFIG_SYS_MPC85xx_CPM_ADDR)->im_cpm_iop.podra; + odrp[iopin->port * 8] |= (1 << (31 - iopin->pin)); +} + +extern __inline__ void iopin_set_act (iopin_t * iopin) +{ + volatile uint *odrp = &((ccsr_cpm_t *) CONFIG_SYS_MPC85xx_CPM_ADDR)->im_cpm_iop.podra; + odrp[iopin->port * 8] &= ~(1 << (31 - iopin->pin)); +} + +extern __inline__ uint iopin_is_odr (iopin_t * iopin) +{ + volatile uint *odrp = &((ccsr_cpm_t *) CONFIG_SYS_MPC85xx_CPM_ADDR)->im_cpm_iop.podra; + return (odrp[iopin->port * 8] >> (31 - iopin->pin)) & 1; +} + +extern __inline__ uint iopin_is_act (iopin_t * iopin) +{ + volatile uint *odrp = &((ccsr_cpm_t *) CONFIG_SYS_MPC85xx_CPM_ADDR)->im_cpm_iop.podra; + return ((odrp[iopin->port * 8] >> (31 - iopin->pin)) & 1) ^ 1; +} + +extern __inline__ void iopin_set_ded (iopin_t * iopin) +{ + volatile uint *parp = &((ccsr_cpm_t *) CONFIG_SYS_MPC85xx_CPM_ADDR)->im_cpm_iop.ppara; + parp[iopin->port * 8] |= (1 << (31 - iopin->pin)); +} + +extern __inline__ void iopin_set_gen (iopin_t * iopin) +{ + volatile uint *parp = &((ccsr_cpm_t *) CONFIG_SYS_MPC85xx_CPM_ADDR)->im_cpm_iop.ppara; + parp[iopin->port * 8] &= ~(1 << (31 - iopin->pin)); +} + +extern __inline__ uint iopin_is_ded (iopin_t * iopin) +{ + volatile uint *parp = &((ccsr_cpm_t *) CONFIG_SYS_MPC85xx_CPM_ADDR)->im_cpm_iop.ppara; + return (parp[iopin->port * 8] >> (31 - iopin->pin)) & 1; +} + +extern __inline__ uint iopin_is_gen (iopin_t * iopin) +{ + volatile uint *parp = &((ccsr_cpm_t *) CONFIG_SYS_MPC85xx_CPM_ADDR)->im_cpm_iop.ppara; + return ((parp[iopin->port * 8] >> (31 - iopin->pin)) & 1) ^ 1; +} + +extern __inline__ void iopin_set_opt2 (iopin_t * iopin) +{ + volatile uint *sorp = &((ccsr_cpm_t *) CONFIG_SYS_MPC85xx_CPM_ADDR)->im_cpm_iop.psora; + sorp[iopin->port * 8] |= (1 << (31 - iopin->pin)); +} + +extern __inline__ void iopin_set_opt1 (iopin_t * iopin) +{ + volatile uint *sorp = &((ccsr_cpm_t *) CONFIG_SYS_MPC85xx_CPM_ADDR)->im_cpm_iop.psora; + sorp[iopin->port * 8] &= ~(1 << (31 - iopin->pin)); +} + +extern __inline__ uint iopin_is_opt2 (iopin_t * iopin) +{ + volatile uint *sorp = &((ccsr_cpm_t *) CONFIG_SYS_MPC85xx_CPM_ADDR)->im_cpm_iop.psora; + return (sorp[iopin->port * 8] >> (31 - iopin->pin)) & 1; +} + +extern __inline__ uint iopin_is_opt1 (iopin_t * iopin) +{ + volatile uint *sorp = &((ccsr_cpm_t *) CONFIG_SYS_MPC85xx_CPM_ADDR)->im_cpm_iop.psora; + return ((sorp[iopin->port * 8] >> (31 - iopin->pin)) & 1) ^ 1; +} + +#endif /* __KERNEL__ */ + +#endif /* _ASM_IOPIN_85xx_H_ */ |