[PATCH v2] ARM: OMAP3: cm-t3517: add MMC support

Igor Grinberg grinberg at compulab.co.il
Tue Jan 22 07:21:46 EST 2013


ping!

It has been 1.5 month and we are at rc4 already...

On 01/02/13 09:16, Igor Grinberg wrote:
> ping
> 
> Hi Tony,
> 
> This is a really small addition to improve Paul's tests coverage.
> Can this go into 3.9?
> 
> Thanks
> 
> On 12/07/12 11:05, Igor Grinberg wrote:
>> cm-t3517 uses two MMC interfaces. Add support for both.
>>
>> Signed-off-by: Igor Grinberg <grinberg at compulab.co.il>
>> ---
>> v2: Use CONFIG_MMC_OMAP_HS instead of plain CONFIG_MMC, so it will be stubbed
>>     out with the same defines as omap_hsmmc_init() function.
>>     Fix the !CONFIG_MMC_OMAP_HS case.
>>
>>  arch/arm/mach-omap2/board-cm-t3517.c |   27 +++++++++++++++++++++++++++
>>  1 files changed, 27 insertions(+), 0 deletions(-)
>>
>> diff --git a/arch/arm/mach-omap2/board-cm-t3517.c b/arch/arm/mach-omap2/board-cm-t3517.c
>> index ebbc2ad..792d684 100644
>> --- a/arch/arm/mach-omap2/board-cm-t3517.c
>> +++ b/arch/arm/mach-omap2/board-cm-t3517.c
>> @@ -32,6 +32,7 @@
>>  #include <linux/mtd/mtd.h>
>>  #include <linux/mtd/nand.h>
>>  #include <linux/mtd/partitions.h>
>> +#include <linux/mmc/host.h>
>>  #include <linux/can/platform/ti_hecc.h>
>>  
>>  #include <asm/mach-types.h>
>> @@ -46,6 +47,7 @@
>>  
>>  #include "mux.h"
>>  #include "control.h"
>> +#include "hsmmc.h"
>>  #include "common-board-devices.h"
>>  #include "am35xx-emac.h"
>>  #include "gpmc-nand.h"
>> @@ -121,6 +123,26 @@ static void cm_t3517_init_hecc(void)
>>  static inline void cm_t3517_init_hecc(void) {}
>>  #endif
>>  
>> +#if defined(CONFIG_MMC_OMAP_HS) || defined(CONFIG_MMC_OMAP_HS_MODULE)
>> +static struct omap2_hsmmc_info cm_t3517_mmc[] = {
>> +	{
>> +		.mmc		= 1,
>> +		.caps		= MMC_CAP_4_BIT_DATA,
>> +		.gpio_cd	= 144,
>> +		.gpio_wp	= 59,
>> +	},
>> +	{
>> +		.mmc		= 2,
>> +		.caps		= MMC_CAP_4_BIT_DATA,
>> +		.gpio_cd	= -EINVAL,
>> +		.gpio_wp	= -EINVAL,
>> +	},
>> +	{}	/* Terminator */
>> +};
>> +#else
>> +#define cm_t3517_mmc NULL
>> +#endif
>> +
>>  #if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE)
>>  #define RTC_IO_GPIO		(153)
>>  #define RTC_WR_GPIO		(154)
>> @@ -271,6 +293,10 @@ static struct omap_board_mux board_mux[] __initdata = {
>>  	/* CM-T3517 USB HUB nRESET */
>>  	OMAP3_MUX(MCBSP4_CLKX, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
>>  
>> +	/* CD - GPIO144 and WP - GPIO59 for MMC1 - SB-T35 */
>> +	OMAP3_MUX(UART2_CTS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP),
>> +	OMAP3_MUX(GPMC_CLK, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP),
>> +
>>  	{ .reg_offset = OMAP_MUX_TERMINATOR },
>>  };
>>  #endif
>> @@ -286,6 +312,7 @@ static void __init cm_t3517_init(void)
>>  	cm_t3517_init_usbh();
>>  	cm_t3517_init_hecc();
>>  	am35xx_emac_init(AM35XX_DEFAULT_MDIO_FREQUENCY, 1);
>> +	omap_hsmmc_init(cm_t3517_mmc);
>>  }
>>  
>>  MACHINE_START(CM_T3517, "Compulab CM-T3517")
> 

-- 
Regards,
Igor.



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