[U-Boot] [PATCH] OMAP3: Beagle: Set pinmux conditionally for Rev C boards

Dirk Behme dirk.behme at googlemail.com
Sun Apr 5 14:22:39 CEST 2009


Dear Jean-Christophe,

Jean-Christophe PLAGNIOL-VILLARD wrote:
> On 08:46 Sun 05 Apr     , Dirk Behme wrote:
>> The Beagle Rev C boards pull UART2 from an alternate set of balls.
>>
>> Signed-off-by: Steve Sakoman <steve at sakoman.com>
>> Signed-off-by: Dirk Behme <dirk.behme at googlemail.com>
>> ---
>>
>>  board/omap3/beagle/beagle.c |    4 ++++
>>  board/omap3/beagle/beagle.h |   25 +++++++++++++++++--------
>>  2 files changed, 21 insertions(+), 8 deletions(-)
>>
>> Index: u-boot-main/board/omap3/beagle/beagle.c
>> ===================================================================
>> --- u-boot-main.orig/board/omap3/beagle/beagle.c
>> +++ u-boot-main/board/omap3/beagle/beagle.c
>> @@ -130,4 +130,8 @@ int misc_init_r(void)
>>  void set_muxconf_regs(void)
>>  {
>>  	MUX_BEAGLE();
>> +
>> +	if(beagle_revision_c) {
> please add a space between the if and '('
>> +		MUX_BEAGLE_C();
>> +	}
>>  }
>> Index: u-boot-main/board/omap3/beagle/beagle.h
>> ===================================================================
>> --- u-boot-main.orig/board/omap3/beagle/beagle.h
>> +++ u-boot-main/board/omap3/beagle/beagle.h
>> @@ -214,14 +214,14 @@ const omap3_sysinfo sysinfo = {
>>   MUX_VAL(CP(MMC2_DAT6),		(IEN  | PTU | EN  | M4)) /*GPIO_138*/\
>>   MUX_VAL(CP(MMC2_DAT7),		(IEN  | PTU | EN  | M4)) /*GPIO_139*/\
>>   /*Bluetooth*/\
>> - MUX_VAL(CP(MCBSP3_DX),		(IDIS | PTD | DIS | M4)) /*GPIO_140*/\
>> - MUX_VAL(CP(MCBSP3_DR),		(IDIS | PTD | DIS | M4)) /*GPIO_142*/\
>> - MUX_VAL(CP(MCBSP3_CLKX),	(IDIS | PTD | DIS | M4)) /*GPIO_141*/\
>> - MUX_VAL(CP(MCBSP3_FSX),	(IDIS | PTD | DIS | M4)) /*GPIO_143*/\
> <snip>
>> +#define MUX_BEAGLE_C() \
>> + MUX_VAL(CP(MCBSP3_DX),		(IDIS | PTD | DIS | M4)) /*GPIO_140*/\
>> + MUX_VAL(CP(MCBSP3_DR),		(IDIS | PTD | DIS | M4)) /*GPIO_142*/\
>> + MUX_VAL(CP(MCBSP3_CLKX),	(IDIS | PTD | DIS | M4)) /*GPIO_141*/\
>> + MUX_VAL(CP(UART2_CTS),		(IEN  | PTU | EN  | M0)) /*UART2_CTS*/\
>> + MUX_VAL(CP(UART2_RTS),		(IDIS | PTD | DIS | M0)) /*UART2_RTS*/\
>> + MUX_VAL(CP(UART2_TX),		(IDIS | PTD | DIS | M0)) /*UART2_TX*/
> please wait Tom Rix gpio patch move to this API

We are dealing with PinMux here, not with how GPIOs are 
accessed/controlled. These are two different things we talk about [1].

Dirk

[1] http://lists.denx.de/pipermail/u-boot/2009-April/050234.html


More information about the U-Boot mailing list