diff options
| author |   Yang Zhang <yang.z.zhang@intel.com> | 2015-08-28 09:58:54 +0800 |
|---|---|---|
| committer | Yang Zhang <yang.z.zhang@intel.com> | 2015-09-01 12:44:00 +0800 |
| commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
| tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/u-boot/board/fads/pcmcia.c | |
| parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) | |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/u-boot/board/fads/pcmcia.c')
| -rw-r--r-- | qemu/roms/u-boot/board/fads/pcmcia.c | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/board/fads/pcmcia.c b/qemu/roms/u-boot/board/fads/pcmcia.c new file mode 100644 index 000000000..996f032f6 --- /dev/null +++ b/qemu/roms/u-boot/board/fads/pcmcia.c @@ -0,0 +1,71 @@ +#include <common.h> +#include <mpc8xx.h> +#include <pcmcia.h> + +#undef CONFIG_PCMCIA + +#if defined(CONFIG_CMD_PCMCIA) +#define CONFIG_PCMCIA +#endif + +#if defined(CONFIG_CMD_IDE) && defined(CONFIG_IDE_8xx_PCCARD) +#define CONFIG_PCMCIA +#endif + +#ifdef CONFIG_PCMCIA + +#define PCMCIA_BOARD_MSG "FADS" + +int pcmcia_voltage_set(int slot, int vcc, int vpp) +{ + u_long reg = 0; + + switch(vpp) { + case 0: reg = 0; break; + case 50: reg = 1; break; + case 120: reg = 2; break; + default: return 1; + } + + switch(vcc) { + case 0: reg = 0; break; +#ifdef CONFIG_FADS + case 33: reg = BCSR1_PCCVCC0 | BCSR1_PCCVCC1; break; + case 50: reg = BCSR1_PCCVCC1; break; +#endif + default: return 1; + } + + /* first, turn off all power */ + +#ifdef CONFIG_FADS + *((uint *)BCSR1) &= ~(BCSR1_PCCVCC0 | BCSR1_PCCVCC1); +#endif + *((uint *)BCSR1) &= ~BCSR1_PCCVPP_MASK; + + /* enable new powersettings */ + +#ifdef CONFIG_FADS + *((uint *)BCSR1) |= reg; +#endif + + *((uint *)BCSR1) |= reg << 20; + + return 0; +} + +int pcmcia_hardware_enable(int slot) +{ + *((uint *)BCSR1) &= ~BCSR1_PCCEN; + return 0; +} + +#if defined(CONFIG_CMD_PCMCIA) +int pcmcia_hardware_disable(int slot) +{ + *((uint *)BCSR1) &= ~BCSR1_PCCEN; + return 0; +} +#endif + +#endif /* CONFIG_PCMCIA */ |