diff options
Diffstat (limited to 'arch/arm/mach-at91/at91sam9260_devices.c')
| -rw-r--r-- | arch/arm/mach-at91/at91sam9260_devices.c | 38 |
1 files changed, 1 insertions, 37 deletions
diff --git a/arch/arm/mach-at91/at91sam9260_devices.c b/arch/arm/mach-at91/at91sam9260_devices.c index 7774d17dde74..fdde1ea21b07 100644 --- a/arch/arm/mach-at91/at91sam9260_devices.c +++ b/arch/arm/mach-at91/at91sam9260_devices.c @@ -313,7 +313,7 @@ static struct platform_device at91sam9260_nand_device = { void __init at91_add_device_nand(struct atmel_nand_data *data) { - unsigned long csa, mode; + unsigned long csa; if (!data) return; @@ -321,42 +321,6 @@ void __init at91_add_device_nand(struct atmel_nand_data *data) csa = at91_sys_read(AT91_MATRIX_EBICSA); at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_CS3A_SMC_SMARTMEDIA); - if (cpu_is_at91sam9260()) { - /* Timing for sam9260 */ - /* set the bus interface characteristics */ - at91_sys_write(AT91_SMC_SETUP(3), AT91_SMC_NWESETUP_(1) | AT91_SMC_NCS_WRSETUP_(0) - | AT91_SMC_NRDSETUP_(1) | AT91_SMC_NCS_RDSETUP_(0)); - - at91_sys_write(AT91_SMC_PULSE(3), AT91_SMC_NWEPULSE_(3) | AT91_SMC_NCS_WRPULSE_(3) - | AT91_SMC_NRDPULSE_(3) | AT91_SMC_NCS_RDPULSE_(3)); - - at91_sys_write(AT91_SMC_CYCLE(3), AT91_SMC_NWECYCLE_(5) | AT91_SMC_NRDCYCLE_(5)); - - if (data->bus_width_16) - mode = AT91_SMC_DBW_16; - else - mode = AT91_SMC_DBW_8; - at91_sys_write(AT91_SMC_MODE(3), mode | AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_TDF_(2)); - } - - if (cpu_is_at91sam9g20()) { - /* Timing for sam9g20 */ - /* set the bus interface characteristics */ - at91_sys_write(AT91_SMC_SETUP(3), AT91_SMC_NWESETUP_(2) | AT91_SMC_NCS_WRSETUP_(0) - | AT91_SMC_NRDSETUP_(2) | AT91_SMC_NCS_RDSETUP_(0)); - - at91_sys_write(AT91_SMC_PULSE(3), AT91_SMC_NWEPULSE_(4) | AT91_SMC_NCS_WRPULSE_(4) - | AT91_SMC_NRDPULSE_(4) | AT91_SMC_NCS_RDPULSE_(4)); - - at91_sys_write(AT91_SMC_CYCLE(3), AT91_SMC_NWECYCLE_(7) | AT91_SMC_NRDCYCLE_(7)); - - if (data->bus_width_16) - mode = AT91_SMC_DBW_16; - else - mode = AT91_SMC_DBW_8; - at91_sys_write(AT91_SMC_MODE(3), mode | AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_TDF_(3)); - } - /* enable pin */ if (data->enable_pin) at91_set_gpio_output(data->enable_pin, 1); |