diff options
| author | Holger Brunck <holger.brunck@keymile.com> | 2011-06-05 22:22:20 +0000 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2011-07-27 23:44:35 +0200 |
| commit | 1adfd9dd3fc1bacc3c3a1fe8790f258916483fce (patch) | |
| tree | a69af47509f929cb1ffbf98555d1d482ade970fc /board/keymile/km82xx | |
| parent | fc9a7441d9a1d450994524e51657a37e880ec198 (diff) | |
| download | blackbird-obmc-uboot-1adfd9dd3fc1bacc3c3a1fe8790f258916483fce.tar.gz blackbird-obmc-uboot-1adfd9dd3fc1bacc3c3a1fe8790f258916483fce.zip | |
powerpc/km82xx: remove 82xx specific functions from common.c
Common code should be valid for more than one architecture,
therefore the km82xx specific code was removed from common.c.
Signed-off-by: Holger Brunck <holger.brunck@keymile.com>
Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com>
cc: Heiko Schocher <hs@denx.de>
cc: Wolfgang Denk <wd@denx.de>
Diffstat (limited to 'board/keymile/km82xx')
| -rw-r--r-- | board/keymile/km82xx/km82xx.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/board/keymile/km82xx/km82xx.c b/board/keymile/km82xx/km82xx.c index d453d25ac3..0e50b0bfa0 100644 --- a/board/keymile/km82xx/km82xx.c +++ b/board/keymile/km82xx/km82xx.c @@ -315,6 +315,8 @@ int last_stage_init(void) } #ifdef CONFIG_MGCOGE3NE +static void set_pin(int state, unsigned long mask); + /* * For mgcoge3ne boards, the mgcoge3un control is controlled from * a GPIO line on the PPC CPU. If bobcatreset is set the line @@ -363,6 +365,64 @@ int hush_init_var(void) return 0; } +#define SDA_MASK 0x00010000 +#define SCL_MASK 0x00020000 + +static void set_pin(int state, unsigned long mask) +{ + ioport_t *iop = ioport_addr((immap_t *)CONFIG_SYS_IMMR, 3); + + if (state) + setbits_be32(&iop->pdat, mask); + else + clrbits_be32(&iop->pdat, mask); + + setbits_be32(&iop->pdir, mask); +} + +static int get_pin(unsigned long mask) +{ + ioport_t *iop = ioport_addr((immap_t *)CONFIG_SYS_IMMR, 3); + + clrbits_be32(&iop->pdir, mask); + return 0 != (in_be32(&iop->pdat) & mask); +} + +void set_sda(int state) +{ + set_pin(state, SDA_MASK); +} + +void set_scl(int state) +{ + set_pin(state, SCL_MASK); +} + +int get_sda(void) +{ + return get_pin(SDA_MASK); +} + +int get_scl(void) +{ + return get_pin(SCL_MASK); +} + +#if defined(CONFIG_HARD_I2C) +static void setports(int gpio) +{ + ioport_t *iop = ioport_addr((immap_t *)CONFIG_SYS_IMMR, 3); + + if (gpio) { + clrbits_be32(&iop->ppar, (SDA_MASK | SCL_MASK)); + clrbits_be32(&iop->podr, (SDA_MASK | SCL_MASK)); + } else { + setbits_be32(&iop->ppar, (SDA_MASK | SCL_MASK)); + clrbits_be32(&iop->pdir, (SDA_MASK | SCL_MASK)); + setbits_be32(&iop->podr, (SDA_MASK | SCL_MASK)); + } +} +#endif #if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT) void ft_board_setup(void *blob, bd_t *bd) { |
