diff options
| author | Wolfram Sang <w.sang@pengutronix.de> | 2008-12-21 02:54:32 -0700 |
|---|---|---|
| committer | Grant Likely <grant.likely@secretlab.ca> | 2008-12-21 02:54:32 -0700 |
| commit | aec739e010f8163eac225f4e331ac7fbd59ac5c8 (patch) | |
| tree | 85b01751d95c1635d0825c02d43654444543fb21 /arch | |
| parent | b65149880d0467287fa4c7b4f19953392323f4ac (diff) | |
| download | op-kernel-dev-aec739e010f8163eac225f4e331ac7fbd59ac5c8.zip op-kernel-dev-aec739e010f8163eac225f4e331ac7fbd59ac5c8.tar.gz | |
powerpc/mpc5200: add rts/cts handling in PSC UART driver
Add RTS/CTS-support for the PSC of the MPC5200B. Tested with a Phytec
MPC5200B-IO.
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/include/asm/mpc52xx_psc.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/mpc52xx_psc.h b/arch/powerpc/include/asm/mpc52xx_psc.h index 8917ed6..a218da6 100644 --- a/arch/powerpc/include/asm/mpc52xx_psc.h +++ b/arch/powerpc/include/asm/mpc52xx_psc.h @@ -68,12 +68,20 @@ #define MPC52xx_PSC_IMR_ORERR 0x1000 #define MPC52xx_PSC_IMR_IPC 0x8000 -/* PSC input port change bit */ +/* PSC input port change bits */ #define MPC52xx_PSC_CTS 0x01 #define MPC52xx_PSC_DCD 0x02 #define MPC52xx_PSC_D_CTS 0x10 #define MPC52xx_PSC_D_DCD 0x20 +/* PSC acr bits */ +#define MPC52xx_PSC_IEC_CTS 0x01 +#define MPC52xx_PSC_IEC_DCD 0x02 + +/* PSC output port bits */ +#define MPC52xx_PSC_OP_RTS 0x01 +#define MPC52xx_PSC_OP_RES 0x02 + /* PSC mode fields */ #define MPC52xx_PSC_MODE_5_BITS 0x00 #define MPC52xx_PSC_MODE_6_BITS 0x01 @@ -91,6 +99,7 @@ #define MPC52xx_PSC_MODE_ONE_STOP_5_BITS 0x00 #define MPC52xx_PSC_MODE_ONE_STOP 0x07 #define MPC52xx_PSC_MODE_TWO_STOP 0x0f +#define MPC52xx_PSC_MODE_TXCTS 0x10 #define MPC52xx_PSC_RFNUM_MASK 0x01ff |
