diff options
Diffstat (limited to 'target/linux/rb532/patches-2.6.28/004-fix_pata_rb532_cf.patch')
| -rw-r--r-- | target/linux/rb532/patches-2.6.28/004-fix_pata_rb532_cf.patch | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/target/linux/rb532/patches-2.6.28/004-fix_pata_rb532_cf.patch b/target/linux/rb532/patches-2.6.28/004-fix_pata_rb532_cf.patch deleted file mode 100644 index e1e417a..0000000 --- a/target/linux/rb532/patches-2.6.28/004-fix_pata_rb532_cf.patch +++ /dev/null @@ -1,51 +0,0 @@ -After applying the following changes I could verify functionality by -mounting a filesystem on the cfdisk and reading/writing files in it. - -The set_irq_type() function must be wrong, as there is no set_type() -function defined for the rb532 IRQ chip. But as the used IRQ actually is -being triggered by a GPIO, setting it's interrupt level should be the -right alternative. Also to clear a GPIO triggered IRQ, the source has to -be cleared. This is being done at the end of rb532_pata_irq_handler. - -Signed-off-by: Phil Sutter <n0-1@freewrt.org> -Acked-by: Florian Fainelli <florian@openwrt.org> ---- ---- a/drivers/ata/pata_rb532_cf.c -+++ b/drivers/ata/pata_rb532_cf.c -@@ -31,6 +31,7 @@ - #include <scsi/scsi_host.h> - - #include <asm/gpio.h> -+#include <asm/mach-rc32434/gpio.h> - - #define DRV_NAME "pata-rb532-cf" - #define DRV_VERSION "0.1.0" -@@ -63,8 +64,8 @@ static inline void rb532_pata_finish_io( - ata_sff_sync might be sufficient. */ - ata_sff_dma_pause(ap); - ndelay(RB500_CF_IO_DELAY); -- -- set_irq_type(info->irq, IRQ_TYPE_LEVEL_HIGH); -+ -+ rb532_gpio_set_ilevel(1, info->gpio_line); - } - - static void rb532_pata_exec_command(struct ata_port *ap, -@@ -113,13 +114,15 @@ static irqreturn_t rb532_pata_irq_handle - struct rb532_cf_info *info = ah->private_data; - - if (gpio_get_value(info->gpio_line)) { -- set_irq_type(info->irq, IRQ_TYPE_LEVEL_LOW); -+ rb532_gpio_set_ilevel(0, info->gpio_line); - if (!info->frozen) - ata_sff_interrupt(info->irq, dev_instance); - } else { -- set_irq_type(info->irq, IRQ_TYPE_LEVEL_HIGH); -+ rb532_gpio_set_ilevel(1, info->gpio_line); - } - -+ rb532_gpio_set_istat(0, info->gpio_line); -+ - return IRQ_HANDLED; - } - |