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Diffstat (limited to 'arch/arm/mach-at91/at91cap9_devices.c')
-rw-r--r--arch/arm/mach-at91/at91cap9_devices.c19
1 files changed, 2 insertions, 17 deletions
diff --git a/arch/arm/mach-at91/at91cap9_devices.c b/arch/arm/mach-at91/at91cap9_devices.c
index 5ebd4273d353..3a36182c50cc 100644
--- a/arch/arm/mach-at91/at91cap9_devices.c
+++ b/arch/arm/mach-at91/at91cap9_devices.c
@@ -406,28 +406,13 @@ static struct platform_device at91cap9_nand_device = {
406 406
407void __init at91_add_device_nand(struct atmel_nand_data *data) 407void __init at91_add_device_nand(struct atmel_nand_data *data)
408{ 408{
409 unsigned long csa, mode; 409 unsigned long csa;
410 410
411 if (!data) 411 if (!data)
412 return; 412 return;
413 413
414 csa = at91_sys_read(AT91_MATRIX_EBICSA); 414 csa = at91_sys_read(AT91_MATRIX_EBICSA);
415 at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA | AT91_MATRIX_EBI_VDDIOMSEL_3_3V); 415 at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_EBI_CS3A_SMC_SMARTMEDIA);
416
417 /* set the bus interface characteristics */
418 at91_sys_write(AT91_SMC_SETUP(3), AT91_SMC_NWESETUP_(2) | AT91_SMC_NCS_WRSETUP_(1)
419 | AT91_SMC_NRDSETUP_(2) | AT91_SMC_NCS_RDSETUP_(1));
420
421 at91_sys_write(AT91_SMC_PULSE(3), AT91_SMC_NWEPULSE_(4) | AT91_SMC_NCS_WRPULSE_(6)
422 | AT91_SMC_NRDPULSE_(4) | AT91_SMC_NCS_RDPULSE_(6));
423
424 at91_sys_write(AT91_SMC_CYCLE(3), AT91_SMC_NWECYCLE_(8) | AT91_SMC_NRDCYCLE_(8));
425
426 if (data->bus_width_16)
427 mode = AT91_SMC_DBW_16;
428 else
429 mode = AT91_SMC_DBW_8;
430 at91_sys_write(AT91_SMC_MODE(3), mode | AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE | AT91_SMC_TDF_(1));
431 416
432 /* enable pin */ 417 /* enable pin */
433 if (data->enable_pin) 418 if (data->enable_pin)