> -----Original Message----- > From: Kevin Hilman [mailto:[email protected]] > Sent: Tuesday, June 02, 2009 4:46 PM > To: Paulraj, Sandeep > Cc: [email protected] > Subject: Re: [PATCH] Adding Support for DM355 SPI > > "Paulraj, Sandeep" <[email protected]> writes: > > > SPI does not build by default in the present config. > > SPI needs to be enabled first. > > Once this is done through menuconfig, the SPI EEPROM driver( > miscellaneous > > Driver) needs to be enabled. > > How about a including defconfig updates to build the above as modules > in this patch. [Sandeep] That can be done. Anyway I have to submit another set of patches But why as a module? Why not just build it statically by default? > > Kevin > > > Once the board boots up > > Cd /sys/devices/platform/spi_davinci.0/spi0.0 > > > > There should be an entry for the EEPROM. > > > > Operation such as echo, strings, hexdump can be performed > > > > Thanks, > > Sandeep > > > >> -----Original Message----- > >> From: Paulraj, Sandeep > >> Sent: Tuesday, June 02, 2009 1:55 PM > >> To: [email protected] > >> Cc: Paulraj, Sandeep > >> Subject: [PATCH] Adding Support for DM355 SPI > >> > >> Patch makes a minor modification to SPI clocks on DM355. > >> Patch also adds platform data for DM355 SPI > >> > >> Signed-off-by: Sandeep Paulraj <[email protected]> > >> --- > >> arch/arm/mach-davinci/dm355.c | 15 +++++++++++---- > >> 1 files changed, 11 insertions(+), 4 deletions(-) > >> > >> diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach- > davinci/dm355.c > >> index beda643..6f1007b 100644 > >> --- a/arch/arm/mach-davinci/dm355.c > >> +++ b/arch/arm/mach-davinci/dm355.c > >> @@ -17,7 +17,7 @@ > >> #include <linux/gpio.h> > >> > >> #include <linux/spi/spi.h> > >> - > >> +#include <linux/spi/davinci_spi.h> > >> #include <asm/mach/map.h> > >> > >> #include <mach/dm355.h> > >> @@ -364,9 +364,9 @@ static struct davinci_clk dm355_clks[] = { > >> CLK("soc-audio.1", NULL, &asp1_clk), > >> CLK("davinci_mmc.0", NULL, &mmcsd0_clk), > >> CLK("davinci_mmc.1", NULL, &mmcsd1_clk), > >> - CLK(NULL, "spi0", &spi0_clk), > >> - CLK(NULL, "spi1", &spi1_clk), > >> - CLK(NULL, "spi2", &spi2_clk), > >> + CLK("spi_davinci.0", NULL, &spi0_clk), > >> + CLK("spi_davinci.1", NULL, &spi1_clk), > >> + CLK("spi_davinci.2", NULL, &spi2_clk), > >> CLK(NULL, "gpio", &gpio_clk), > >> CLK(NULL, "aemif", &aemif_clk), > >> CLK(NULL, "pwm0", &pwm0_clk), > >> @@ -386,6 +386,12 @@ static struct davinci_clk dm355_clks[] = { > >> > >> static u64 dm355_spi0_dma_mask = DMA_BIT_MASK(32); > >> > >> +static struct davinci_spi_platform_data dm355_spi0_pdata = { > >> + .version = DAVINCI_SPI_VERSION_1, > >> + .num_chipselect = 2, > >> + .instance = 0, > >> +}; > >> + > >> static struct resource dm355_spi0_resources[] = { > >> { > >> .start = 0x01c66000, > >> @@ -411,6 +417,7 @@ static struct platform_device dm355_spi0_device = { > >> .dev = { > >> .dma_mask = &dm355_spi0_dma_mask, > >> .coherent_dma_mask = DMA_BIT_MASK(32), > >> + .platform_data = &dm355_spi0_pdata, > >> }, > >> .num_resources = ARRAY_SIZE(dm355_spi0_resources), > >> .resource = dm355_spi0_resources, > >> -- > >> 1.6.0.4 > > > > _______________________________________________ > > Davinci-linux-open-source mailing list > > [email protected] > > http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source
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