diff options
Diffstat (limited to 'arch/avr32/mach-at32ap/at32ap700x.c')
-rw-r--r-- | arch/avr32/mach-at32ap/at32ap700x.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/arch/avr32/mach-at32ap/at32ap700x.c b/arch/avr32/mach-at32ap/at32ap700x.c index 604f44f5dd1..351e1b42f93 100644 --- a/arch/avr32/mach-at32ap/at32ap700x.c +++ b/arch/avr32/mach-at32ap/at32ap700x.c @@ -1871,6 +1871,58 @@ fail: #endif /* -------------------------------------------------------------------- + * NAND Flash / SmartMedia + * -------------------------------------------------------------------- */ +static struct resource smc_cs3_resource[] __initdata = { + { + .start = 0x0c000000, + .end = 0x0fffffff, + .flags = IORESOURCE_MEM, + }, { + .start = 0xfff03c00, + .end = 0xfff03fff, + .flags = IORESOURCE_MEM, + }, +}; + +struct platform_device *__init +at32_add_device_nand(unsigned int id, struct atmel_nand_data *data) +{ + struct platform_device *pdev; + + if (id != 0 || !data) + return NULL; + + pdev = platform_device_alloc("atmel_nand", id); + if (!pdev) + goto fail; + + if (platform_device_add_resources(pdev, smc_cs3_resource, + ARRAY_SIZE(smc_cs3_resource))) + goto fail; + + if (platform_device_add_data(pdev, data, + sizeof(struct atmel_nand_data))) + goto fail; + + set_ebi_sfr_bits(HMATRIX_BIT(CS3A)); + if (data->enable_pin) + at32_select_gpio(data->enable_pin, + AT32_GPIOF_OUTPUT | AT32_GPIOF_HIGH); + if (data->rdy_pin) + at32_select_gpio(data->rdy_pin, 0); + if (data->det_pin) + at32_select_gpio(data->det_pin, 0); + + platform_device_add(pdev); + return pdev; + +fail: + platform_device_put(pdev); + return NULL; +} + +/* -------------------------------------------------------------------- * AC97C * -------------------------------------------------------------------- */ static struct resource atmel_ac97c0_resource[] __initdata = { |