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Diffstat (limited to 'target/device/Atmel/arch-avr32/kernel-patches-2.6.27.6/linux-2.6.27.6-204-avr32-ap700x-fix-det_pin-for-nand-flash.patch')
-rw-r--r--target/device/Atmel/arch-avr32/kernel-patches-2.6.27.6/linux-2.6.27.6-204-avr32-ap700x-fix-det_pin-for-nand-flash.patch31
1 files changed, 31 insertions, 0 deletions
diff --git a/target/device/Atmel/arch-avr32/kernel-patches-2.6.27.6/linux-2.6.27.6-204-avr32-ap700x-fix-det_pin-for-nand-flash.patch b/target/device/Atmel/arch-avr32/kernel-patches-2.6.27.6/linux-2.6.27.6-204-avr32-ap700x-fix-det_pin-for-nand-flash.patch
new file mode 100644
index 000000000..2392cbb61
--- /dev/null
+++ b/target/device/Atmel/arch-avr32/kernel-patches-2.6.27.6/linux-2.6.27.6-204-avr32-ap700x-fix-det_pin-for-nand-flash.patch
@@ -0,0 +1,31 @@
+--- a/arch/avr32/boards/atstk1000/atstk1002.c
++++ b/arch/avr32/boards/atstk1000/atstk1002.c
+@@ -99,6 +99,7 @@ static struct mtd_partition *nand_part_i
+ static struct atmel_nand_data atstk1006_nand_data __initdata = {
+ .cle = 21,
+ .ale = 22,
++ .det_pin = GPIO_PIN_NONE,
+ .rdy_pin = GPIO_PIN_PB(30),
+ .enable_pin = GPIO_PIN_PB(29),
+ .partition_info = nand_part_info,
+--- a/arch/avr32/mach-at32ap/at32ap700x.c
++++ b/arch/avr32/mach-at32ap/at32ap700x.c
+@@ -1969,13 +1969,14 @@ at32_add_device_nand(unsigned int id, st
+ goto fail;
+
+ hmatrix_sfr_set_bits(HMATRIX_SLAVE_EBI, HMATRIX_EBI_NAND_ENABLE);
+- if (data->enable_pin)
++
++ if (gpio_is_valid(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)
++ if (gpio_is_valid(data->det_pin))
+ at32_select_gpio(data->det_pin, 0);
++ if (gpio_is_valid(data->rdy_pin))
++ at32_select_gpio(data->rdy_pin, 0);
+
+ platform_device_add(pdev);
+ return pdev;