diff options
| author | Brian Niebuhr <bniebuhr@efjohnson.com> | 2010-10-06 18:13:31 +0530 |
|---|---|---|
| committer | Sekhar Nori <nsekhar@ti.com> | 2010-11-18 18:38:36 +0530 |
| commit | 3409e408ab0d7171ae81d198110a1f293852959f (patch) | |
| tree | 88878684b29b727246ea2b994296231821a55666 | |
| parent | 87467bd9052725283b9a9f4b1b310fed8744fb1e (diff) | |
| download | op-kernel-dev-3409e408ab0d7171ae81d198110a1f293852959f.zip op-kernel-dev-3409e408ab0d7171ae81d198110a1f293852959f.tar.gz | |
spi: davinci: remove non-useful "clk_internal" platform data
The "clk_internal" platform data member which contols the
CLKMOD bit in Global Control Register 1 is not useful
since CLKMOD needs be set to 1 *always* to ensure master
mode operation.
Remove this platform data.
Signed-off-by: Brian Niebuhr <bniebuhr@efjohnson.com>
Tested-By: Michael Williamson <michael.williamson@criticallink.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
| -rw-r--r-- | arch/arm/mach-davinci/dm355.c | 1 | ||||
| -rw-r--r-- | arch/arm/mach-davinci/dm365.c | 1 | ||||
| -rw-r--r-- | arch/arm/mach-davinci/include/mach/spi.h | 1 | ||||
| -rw-r--r-- | drivers/spi/davinci_spi.c | 9 |
4 files changed, 1 insertions, 11 deletions
diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c index 27ee870..c0c501a 100644 --- a/arch/arm/mach-davinci/dm355.c +++ b/arch/arm/mach-davinci/dm355.c @@ -412,7 +412,6 @@ static struct resource dm355_spi0_resources[] = { static struct davinci_spi_platform_data dm355_spi0_pdata = { .version = SPI_VERSION_1, .num_chipselect = 2, - .clk_internal = 1, .cshold_bug = true, }; static struct platform_device dm355_spi0_device = { diff --git a/arch/arm/mach-davinci/dm365.c b/arch/arm/mach-davinci/dm365.c index 1e5012e..8b8204f 100644 --- a/arch/arm/mach-davinci/dm365.c +++ b/arch/arm/mach-davinci/dm365.c @@ -625,7 +625,6 @@ static u64 dm365_spi0_dma_mask = DMA_BIT_MASK(32); static struct davinci_spi_platform_data dm365_spi0_pdata = { .version = SPI_VERSION_1, .num_chipselect = 2, - .clk_internal = 1, }; static struct resource dm365_spi0_resources[] = { diff --git a/arch/arm/mach-davinci/include/mach/spi.h b/arch/arm/mach-davinci/include/mach/spi.h index b3ab7d0..1f8b786 100644 --- a/arch/arm/mach-davinci/include/mach/spi.h +++ b/arch/arm/mach-davinci/include/mach/spi.h @@ -29,7 +29,6 @@ enum { struct davinci_spi_platform_data { u8 version; u8 num_chipselect; - u8 clk_internal; u8 intr_line; u8 *chip_sel; bool cshold_bug; diff --git a/drivers/spi/davinci_spi.c b/drivers/spi/davinci_spi.c index 5fe2980..2e74fcd 100644 --- a/drivers/spi/davinci_spi.c +++ b/drivers/spi/davinci_spi.c @@ -927,14 +927,6 @@ static int davinci_spi_probe(struct platform_device *pdev) } } - /* Clock internal */ - if (davinci_spi->pdata->clk_internal) - set_io_bits(davinci_spi->base + SPIGCR1, - SPIGCR1_CLKMOD_MASK); - else - clear_io_bits(davinci_spi->base + SPIGCR1, - SPIGCR1_CLKMOD_MASK); - if (pdata->intr_line) iowrite32(SPI_INTLVL_1, davinci_spi->base + SPILVL); else @@ -943,6 +935,7 @@ static int davinci_spi_probe(struct platform_device *pdev) iowrite32(CS_DEFAULT, davinci_spi->base + SPIDEF); /* master mode default */ + set_io_bits(davinci_spi->base + SPIGCR1, SPIGCR1_CLKMOD_MASK); set_io_bits(davinci_spi->base + SPIGCR1, SPIGCR1_MASTER_MASK); ret = spi_bitbang_start(&davinci_spi->bitbang); |
