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author | Ingo Molnar <mingo@elte.hu> | 2010-05-13 08:11:26 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2010-05-13 08:11:29 +0200 |
commit | ad56b0797e67df5e04b2f1a1e02900145c5c16f2 (patch) | |
tree | 1569bed80a4de531afb88cac9d60ef8bd0aa89f2 /drivers/serial/mpc52xx_uart.c | |
parent | 668eb65f092902eb7dd526af73d4a7f025a94612 (diff) | |
parent | b57f95a38233a2e73b679bea4a5453a1cc2a1cc9 (diff) | |
download | blackbird-op-linux-ad56b0797e67df5e04b2f1a1e02900145c5c16f2.tar.gz blackbird-op-linux-ad56b0797e67df5e04b2f1a1e02900145c5c16f2.zip |
Merge commit 'v2.6.34-rc7' into tracing/core
Merge reason: Update from -rc5 to -rc7.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/serial/mpc52xx_uart.c')
-rw-r--r-- | drivers/serial/mpc52xx_uart.c | 33 |
1 files changed, 0 insertions, 33 deletions
diff --git a/drivers/serial/mpc52xx_uart.c b/drivers/serial/mpc52xx_uart.c index 3119fddaedb5..a176ab4bd65b 100644 --- a/drivers/serial/mpc52xx_uart.c +++ b/drivers/serial/mpc52xx_uart.c @@ -29,39 +29,6 @@ * kind, whether express or implied. */ -/* Platform device Usage : - * - * Since PSCs can have multiple function, the correct driver for each one - * is selected by calling mpc52xx_match_psc_function(...). The function - * handled by this driver is "uart". - * - * The driver init all necessary registers to place the PSC in uart mode without - * DCD. However, the pin multiplexing aren't changed and should be set either - * by the bootloader or in the platform init code. - * - * The idx field must be equal to the PSC index (e.g. 0 for PSC1, 1 for PSC2, - * and so on). So the PSC1 is mapped to /dev/ttyPSC0, PSC2 to /dev/ttyPSC1 and - * so on. But be warned, it's an ABSOLUTE REQUIREMENT ! This is needed mainly - * fpr the console code : without this 1:1 mapping, at early boot time, when we - * are parsing the kernel args console=ttyPSC?, we wouldn't know which PSC it - * will be mapped to. - */ - -/* OF Platform device Usage : - * - * This driver is only used for PSCs configured in uart mode. The device - * tree will have a node for each PSC with "mpc52xx-psc-uart" in the compatible - * list. - * - * By default, PSC devices are enumerated in the order they are found. However - * a particular PSC number can be forces by adding 'device_no = <port#>' - * to the device node. - * - * The driver init all necessary registers to place the PSC in uart mode without - * DCD. However, the pin multiplexing aren't changed and should be set either - * by the bootloader or in the platform init code. - */ - #undef DEBUG #include <linux/device.h> |