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| author | Jon Loeliger <jdl@freescale.com> | 2006-08-09 13:36:54 -0500 |
|---|---|---|
| committer | Jon Loeliger <jdl@freescale.com> | 2006-08-09 13:36:54 -0500 |
| commit | 281f69ede28cd3d8be5d62a96b5a0b73e6065858 (patch) | |
| tree | 8f1a0f42ce7d9c66d0ff2ecf93c9b069cbc68cc0 /drivers/rpx_pcmcia.c | |
| parent | 870cbeaa45ccdbd6566882741da9f82433bd4a86 (diff) | |
| parent | 6587f7e1e98bfcb7910a47bae2eb51e9a5fbd4da (diff) | |
| download | u-boot-imx-281f69ede28cd3d8be5d62a96b5a0b73e6065858.zip u-boot-imx-281f69ede28cd3d8be5d62a96b5a0b73e6065858.tar.gz u-boot-imx-281f69ede28cd3d8be5d62a96b5a0b73e6065858.tar.bz2 | |
Merge branch 'wd'
Diffstat (limited to 'drivers/rpx_pcmcia.c')
| -rw-r--r-- | drivers/rpx_pcmcia.c | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/drivers/rpx_pcmcia.c b/drivers/rpx_pcmcia.c new file mode 100644 index 0000000..2a0a9e0 --- /dev/null +++ b/drivers/rpx_pcmcia.c @@ -0,0 +1,73 @@ +/* -------------------------------------------------------------------- */ +/* RPX Boards from Embedded Planet */ +/* -------------------------------------------------------------------- */ +#include <common.h> +#ifdef CONFIG_8xx +#include <mpc8xx.h> +#endif +#include <pcmcia.h> + +#undef CONFIG_PCMCIA + +#if CONFIG_COMMANDS & CFG_CMD_PCMCIA +#define CONFIG_PCMCIA +#endif + +#if (CONFIG_COMMANDS & CFG_CMD_IDE) && defined(CONFIG_IDE_8xx_PCCARD) +#define CONFIG_PCMCIA +#endif + +#if defined(CONFIG_PCMCIA) \ + && (defined(CONFIG_RPXCLASSIC) || defined(CONFIG_RPXLITE)) + +#define PCMCIA_BOARD_MSG "RPX CLASSIC or RPX LITE" + +int pcmcia_voltage_set(int slot, int vcc, int vpp) +{ + u_long reg = 0; + + switch(vcc) { + case 0: break; + case 33: reg |= BCSR1_PCVCTL4; break; + case 50: reg |= BCSR1_PCVCTL5; break; + default: return 1; + } + + switch(vpp) { + case 0: break; + case 33: + case 50: + if(vcc == vpp) + reg |= BCSR1_PCVCTL6; + else + return 1; + break; + case 120: + reg |= BCSR1_PCVCTL7; + default: return 1; + } + + /* first, turn off all power */ + *((uint *)RPX_CSR_ADDR) &= ~(BCSR1_PCVCTL4 | BCSR1_PCVCTL5 + | BCSR1_PCVCTL6 | BCSR1_PCVCTL7); + + /* enable new powersettings */ + *((uint *)RPX_CSR_ADDR) |= reg; + + return 0; +} + +int pcmcia_hardware_enable (int slot) +{ + return 0; /* No hardware to enable */ +} + +#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) +static int pcmcia_hardware_disable(int slot) +{ + return 0; /* No hardware to disable */ +} +#endif /* CONFIG_COMMANDS & CFG_CMD_PCMCIA */ + + +#endif /* CONFIG_PCMCIA && (CONFIG_RPXCLASSIC || CONFIG_RPXLITE) */ |