Intel PXA26X - Manual (Page 534)

15-22 Intel® PXA26x Processor Family Developer’s Manual
MultiMediaCard Controller
15.5.2 MMC_STAT Register
The MMC_STAT Register is the status register for the MMC controller. The register is cleared at
the beginning of every command sequence.
Table 15-6. MMC_STRPCL Register
Physical Address
4110_0000
MMC_STRPCL Register MMC
Bit 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
R
eser
ved
STR
P
CL
Reset 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Bits Name Description
31:2 — Reserved
1:0 STRPCL
START/STOP THE MMC CLOCK:
00 – Do nothing
01 – Stop the MMC clock
10 – Start the MMC clock
11 – Reserved
Table 15-7. MMC_STAT Register (Sheet 1 of 2)
Physical Address
4110_0004
MMC_STAT Register MMC
Bit 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
R
ese
rved
E
N
D
_
CM
D_
R
E
S
P
R
G
_
DO
NE
DA
T
A
_
T
R
A
N
_
DO
NE
R
ese
rved
CL
K
_
E
N
RE
CV
_
F
IF
O_
F
U
L
L
XM
IT_
F
IFO
_
EM
PT
Y
R
ES_
C
R
C
_
ERR
SPI_
R
EAD
_
ERR
O
R_
T
O
K
E
N
CR
C_
R
E
AD
_
E
R
R
O
R
CR
C_
W
R
IT
E_
ER
RO
R
TIM
E
_
O
UT_
R
ESPO
N
S
E
RE
AD
_
T
IM
E
_
OU
T
Reset 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0
Bits Name Description
31:14 — Reserved
13
END_CMD_R
ES
END COMMAND RESPONSE:
0 – Command and response sequence has not completed
1 – Command and response sequence has completed
12 PRG_DONE
PROGRAM DONE:
0 – Card has not finished programming and is busy
1 – Card has finished programming and is not busy
11
DATA_TRAN_
DONE
DATA TRANSMISSION DONE:
0 – Data transmission to card has not completed
1 – Data transmission to card has completed
10:9 — Reserved