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Diffstat (limited to 'arch/arm/mach-omap2/gpmc-smc91x.c')
-rw-r--r--arch/arm/mach-omap2/gpmc-smc91x.c30
1 files changed, 17 insertions, 13 deletions
diff --git a/arch/arm/mach-omap2/gpmc-smc91x.c b/arch/arm/mach-omap2/gpmc-smc91x.c
index 11d0b756f09..61a063595e6 100644
--- a/arch/arm/mach-omap2/gpmc-smc91x.c
+++ b/arch/arm/mach-omap2/gpmc-smc91x.c
@@ -49,6 +49,10 @@ static struct platform_device gpmc_smc91x_device = {
.resource = gpmc_smc91x_resources,
};
+static struct gpmc_settings smc91x_settings = {
+ .device_width = GPMC_DEVWIDTH_16BIT,
+};
+
/*
* Set the gpmc timings for smc91c96. The timings are taken
* from the data sheet available at:
@@ -67,18 +71,6 @@ static int smc91c96_gpmc_retime(void)
const int t7 = 5; /* Figure 12.4 write */
const int t8 = 5; /* Figure 12.4 write */
const int t20 = 185; /* Figure 12.2 read and 12.4 write */
- u32 l;
-
- l = GPMC_CONFIG1_DEVICESIZE_16;
- if (gpmc_cfg->flags & GPMC_MUX_ADD_DATA)
- l |= GPMC_CONFIG1_MUXADDDATA;
- if (gpmc_cfg->flags & GPMC_READ_MON)
- l |= GPMC_CONFIG1_WAIT_READ_MON;
- if (gpmc_cfg->flags & GPMC_WRITE_MON)
- l |= GPMC_CONFIG1_WAIT_WRITE_MON;
- if (gpmc_cfg->wait_pin)
- l |= GPMC_CONFIG1_WAIT_PIN_SEL(gpmc_cfg->wait_pin);
- gpmc_cs_write_reg(gpmc_cfg->cs, GPMC_CS_CONFIG1, l);
/*
* FIXME: Calculate the address and data bus muxed timings.
@@ -104,7 +96,7 @@ static int smc91c96_gpmc_retime(void)
dev_t.t_cez_w = t4_w * 1000;
dev_t.t_wr_cycle = (t20 - t3) * 1000;
- gpmc_calc_timings(&t, &dev_t);
+ gpmc_calc_timings(&t, &smc91x_settings, &dev_t);
return gpmc_cs_set_timings(gpmc_cfg->cs, &t);
}
@@ -133,6 +125,18 @@ void __init gpmc_smc91x_init(struct omap_smc91x_platform_data *board_data)
gpmc_smc91x_resources[0].end = cs_mem_base + 0x30f;
gpmc_smc91x_resources[1].flags |= (gpmc_cfg->flags & IRQF_TRIGGER_MASK);
+ if (gpmc_cfg->flags & GPMC_MUX_ADD_DATA)
+ smc91x_settings.mux_add_data = GPMC_MUX_AD;
+ if (gpmc_cfg->flags & GPMC_READ_MON)
+ smc91x_settings.wait_on_read = true;
+ if (gpmc_cfg->flags & GPMC_WRITE_MON)
+ smc91x_settings.wait_on_write = true;
+ if (gpmc_cfg->wait_pin)
+ smc91x_settings.wait_pin = gpmc_cfg->wait_pin;
+ ret = gpmc_cs_program_settings(gpmc_cfg->cs, &smc91x_settings);
+ if (ret < 0)
+ goto free1;
+
if (gpmc_cfg->retime) {
ret = gpmc_cfg->retime();
if (ret != 0)