diff options
| author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2010-11-29 02:21:48 +0000 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2010-11-29 13:05:26 +0900 |
| commit | 4b82b68925d19ab32159ba94b30768f705812e0f (patch) | |
| tree | eeddb00ae17e3ef91a6a475530151b8daeb33dea | |
| parent | 11fee467a119afac02d336bf41dcd9c4db2b6106 (diff) | |
ARM: mach-shmobile: mackerel: document switch and pin modes.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
| -rw-r--r-- | arch/arm/mach-shmobile/board-mackerel.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c index 21443fef28e6..889ce4f54ffd 100644 --- a/arch/arm/mach-shmobile/board-mackerel.c +++ b/arch/arm/mach-shmobile/board-mackerel.c @@ -57,6 +57,66 @@ * 0x4000_0000 LPDDR2-SDRAM (POP) 32bit */ +/* + * CPU mode + * + * SW4 | Boot Area| Master | Remarks + * 1 | 2 | 3 | 4 | 5 | 6 | 8 | | Processor| + * ----+-----+-----+-----+-----+-----+-----+----------+----------+-------------- + * ON | ON | OFF | ON | ON | OFF | OFF | External | System | External ROM + * ON | ON | ON | ON | ON | OFF | OFF | External | System | ROM Debug + * ON | ON | X | ON | OFF | OFF | OFF | Built-in | System | ROM Debug + * X | OFF | X | X | X | X | OFF | Built-in | System | MaskROM + * OFF | X | X | X | X | X | OFF | Built-in | System | MaskROM + * X | X | X | OFF | X | X | OFF | Built-in | System | MaskROM + * OFF | ON | OFF | X | X | OFF | ON | External | System | Standalone + * ON | OFF | OFF | X | X | OFF | ON | External | Realtime | Standalone +*/ + +/* + * NOR Flash ROM + * + * SW1 | SW2 | SW7 | NOR Flash ROM + * bit1 | bit1 bit2 | bit1 | Memory allocation + * ------+------------+------+------------------ + * OFF | ON OFF | ON | Area 0 + * OFF | ON OFF | OFF | Area 4 + */ + +/* + * SMSC 9220 + * + * SW1 SMSC 9220 + * ----------------------- + * ON access disable + * OFF access enable + */ + +/* + * NAND Flash ROM + * + * SW1 | SW2 | SW7 | NAND Flash ROM + * bit1 | bit1 bit2 | bit2 | Memory allocation + * ------+------------+------+------------------ + * OFF | ON OFF | ON | FCE 0 + * OFF | ON OFF | OFF | FCE 1 + */ + +/* + * External interrupt pin settings + * + * IRQX | pin setting | device | level + * ------+--------------------+--------------------+------- + * IRQ0 | ICR1A.IRQ0SA=0010 | SDHI2 card detect | Low + * IRQ6 | ICR1A.IRQ6SA=0011 | Ether(LAN9220) | High + * IRQ7 | ICR1A.IRQ7SA=0010 | LCD Tuch Panel | Low + * IRQ8 | ICR2A.IRQ8SA=0010 | MMC/SD card detect | Low + * IRQ9 | ICR2A.IRQ9SA=0010 | KEY(TCA6408) | Low + * IRQ21 | ICR4A.IRQ21SA=0011 | Sensor(ADXL345) | High + * IRQ22 | ICR4A.IRQ22SA=0011 | Sensor(AK8975) | High + +*/ + /* MTD */ static struct mtd_partition nor_flash_partitions[] = { { |