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tegra: spi: remove non fdt support

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Remove non fdt support from tegra20 and tegra30 SPI drivers in
preparation of new common fdt based SPI driver front end.

Signed-off-by: Allen Martin <amartin@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>
Reviewed-by: Stephen Warren <swarren@nvidia.com>
This commit is contained in:
Allen Martin 2013-03-16 18:58:04 +00:00 • committed by Tom Warren
parent ff1da6fb5f
commit 2a3c5bc29c
2 changed files with 4 additions and 37 deletions
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12
drivers/spi/tegra20_sflash.c
View file

@ -61,6 +61,7 @@ struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs,
unsigned int max_hz, unsigned int mode)
{
struct tegra_spi_slave *spi;
int node;
if (!spi_cs_is_valid(bus, cs)) {
printf("SPI error: unsupported bus %d / chip select %d\n",
@ -81,9 +82,9 @@ struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs,
}
spi->slave.bus = bus;
spi->slave.cs = cs;
#ifdef CONFIG_OF_CONTROL
int node = fdtdec_next_compatible(gd->fdt_blob, 0,
COMPAT_NVIDIA_TEGRA20_SFLASH);
node = fdtdec_next_compatible(gd->fdt_blob, 0,
COMPAT_NVIDIA_TEGRA20_SFLASH);
if (node < 0) {
debug("%s: cannot locate sflash node\n", __func__);
return NULL;
@ -108,11 +109,6 @@ struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs,
debug("%s: could not decode periph id\n", __func__);
return NULL;
}
#else
spi->regs = (struct spi_tegra *)NV_PA_SPI_BASE;
spi->freq = TEGRA_SPI_MAX_FREQ;
spi->periph_id = PERIPH_ID_SPI1;
#endif
if (max_hz < spi->freq) {
debug("%s: limiting frequency from %u to %u\n", __func__,
spi->freq, max_hz);

29
drivers/spi/tegra20_slink.c
View file

@ -116,7 +116,6 @@ void spi_init(void)
{
struct tegra_spi_ctrl *ctrl;
int i;
#ifdef CONFIG_OF_CONTROL
int node = 0;
int count;
int node_list[CONFIG_TEGRA_SLINK_CTRLS];
@ -152,34 +151,6 @@ void spi_init(void)
debug("%s: found controller at %p, freq = %u, periph_id = %d\n",
__func__, ctrl->regs, ctrl->freq, ctrl->periph_id);
}
#else
for (i = 0; i < CONFIG_TEGRA_SLINK_CTRLS; i++) {
ctrl = &spi_ctrls[i];
u32 base_regs[] = {
NV_PA_SLINK1_BASE,
NV_PA_SLINK2_BASE,
NV_PA_SLINK3_BASE,
NV_PA_SLINK4_BASE,
NV_PA_SLINK5_BASE,
NV_PA_SLINK6_BASE,
};
int periph_ids[] = {
PERIPH_ID_SBC1,
PERIPH_ID_SBC2,
PERIPH_ID_SBC3,
PERIPH_ID_SBC4,
PERIPH_ID_SBC5,
PERIPH_ID_SBC6,
};
ctrl->regs = (struct slink_tegra *)base_regs[i];
ctrl->freq = TEGRA_SPI_MAX_FREQ;
ctrl->periph_id = periph_ids[i];
ctrl->valid = 1;
debug("%s: found controller at %p, freq = %u, periph_id = %d\n",
__func__, ctrl->regs, ctrl->freq, ctrl->periph_id);
}
#endif
}
int spi_claim_bus(struct spi_slave *slave)