diff options
Diffstat (limited to 'arch/arm/mach-omap2/gpmc-nand.c')
-rw-r--r-- | arch/arm/mach-omap2/gpmc-nand.c | 50 |
1 files changed, 28 insertions, 22 deletions
diff --git a/arch/arm/mach-omap2/gpmc-nand.c b/arch/arm/mach-omap2/gpmc-nand.c index 662c7fd633cc..174caecc3186 100644 --- a/arch/arm/mach-omap2/gpmc-nand.c +++ b/arch/arm/mach-omap2/gpmc-nand.c @@ -65,6 +65,22 @@ static bool gpmc_hwecc_bch_capable(enum omap_ecc ecc_opt) return 1; } +/* This function will go away once the device-tree convertion is complete */ +static void gpmc_set_legacy(struct omap_nand_platform_data *gpmc_nand_data, + struct gpmc_settings *s) +{ + /* Enable RD PIN Monitoring Reg */ + if (gpmc_nand_data->dev_ready) { + s->wait_on_read = true; + s->wait_on_write = true; + } + + if (gpmc_nand_data->devsize == NAND_BUSWIDTH_16) + s->device_width = GPMC_DEVWIDTH_16BIT; + else + s->device_width = GPMC_DEVWIDTH_8BIT; +} + int gpmc_nand_init(struct omap_nand_platform_data *gpmc_nand_data, struct gpmc_timings *gpmc_t) { @@ -98,32 +114,22 @@ int gpmc_nand_init(struct omap_nand_platform_data *gpmc_nand_data, dev_err(dev, "Unable to set gpmc timings: %d\n", err); return err; } + } - if (gpmc_nand_data->of_node) { - gpmc_read_settings_dt(gpmc_nand_data->of_node, &s); - } else { - /* Enable RD PIN Monitoring Reg */ - if (gpmc_nand_data->dev_ready) { - s.wait_on_read = true; - s.wait_on_write = true; - } - } - - s.device_nand = true; + if (gpmc_nand_data->of_node) + gpmc_read_settings_dt(gpmc_nand_data->of_node, &s); + else + gpmc_set_legacy(gpmc_nand_data, &s); - if (gpmc_nand_data->devsize == NAND_BUSWIDTH_16) - s.device_width = GPMC_DEVWIDTH_16BIT; - else - s.device_width = GPMC_DEVWIDTH_8BIT; + s.device_nand = true; - err = gpmc_cs_program_settings(gpmc_nand_data->cs, &s); - if (err < 0) - goto out_free_cs; + err = gpmc_cs_program_settings(gpmc_nand_data->cs, &s); + if (err < 0) + goto out_free_cs; - err = gpmc_configure(GPMC_CONFIG_WP, 0); - if (err < 0) - goto out_free_cs; - } + err = gpmc_configure(GPMC_CONFIG_WP, 0); + if (err < 0) + goto out_free_cs; gpmc_update_nand_reg(&gpmc_nand_data->reg, gpmc_nand_data->cs); |