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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-05-03 03:40:20 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-05-03 03:40:20 +0400 |
| commit | 2142babac999a5ba169348892a8e3ac222bec7a4 (patch) | |
| tree | eb862396a9864b34e2335b7cc0c6114c56f9ec1a /arch/arm/mach-pxa/corgi.c | |
| parent | bb402c4fb5bba4edf5b8c72b3db8760e60df4876 (diff) | |
| parent | 0516e4643cd22fc9f535aef02ad1de66c382c93b (diff) | |
| download | linux-2142babac999a5ba169348892a8e3ac222bec7a4.tar.xz | |
Merge master.kernel.org:/home/rmk/linux-2.6-arm
* master.kernel.org:/home/rmk/linux-2.6-arm: (45 commits)
[ARM] 5489/1: ARM errata: Data written to the L2 cache can be overwritten with stale data
[ARM] 5490/1: ARM errata: Processor deadlock when a false hazard is created
[ARM] 5487/1: ARM errata: Stale prediction on replaced interworking branch
[ARM] 5488/1: ARM errata: Invalidation of the Instruction Cache operation can fail
davinci: DM644x: NAND: update partitioning
davinci: update DM644x support in preparation for more SoCs
davinci: DM644x: rename board file
davinci: update pin-multiplexing support
davinci: serial: generalize for more SoCs
davinci: DM355 IRQ Definitions
davinci: DM646x: add interrupt number and priorities
davinci: PSC: Clear bits in MDCTL reg before setting new bits
davinci: gpio bugfixes
davinci: add EDMA driver
davinci: timers: use clk_get_rate()
[ARM] pxa/littleton: add missing da9034 touchscreen support
[ARM] pxa/zylonite: configure GPIO18/19 correctly, used by 2 GPIO expanders
[ARM] pxa/zylonite: fix the issue of unused SDATA_IN_1 pin get AC97 not working
[ARM] pxa: make ads7846 on corgi and spitz to sync on HSYNC
[ARM] pxa: remove unused CPU_FREQ_PXA Kconfig symbol
...
Diffstat (limited to 'arch/arm/mach-pxa/corgi.c')
| -rw-r--r-- | arch/arm/mach-pxa/corgi.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/corgi.c b/arch/arm/mach-pxa/corgi.c index cdf21dd135b4..930e364ccde9 100644 --- a/arch/arm/mach-pxa/corgi.c +++ b/arch/arm/mach-pxa/corgi.c @@ -427,12 +427,22 @@ static struct pxa2xx_spi_master corgi_spi_info = { .num_chipselect = 3, }; +static void corgi_wait_for_hsync(void) +{ + while (gpio_get_value(CORGI_GPIO_HSYNC)) + cpu_relax(); + + while (!gpio_get_value(CORGI_GPIO_HSYNC)) + cpu_relax(); +} + static struct ads7846_platform_data corgi_ads7846_info = { .model = 7846, .vref_delay_usecs = 100, .x_plate_ohms = 419, .y_plate_ohms = 486, .gpio_pendown = CORGI_GPIO_TP_INT, + .wait_for_sync = corgi_wait_for_hsync, }; static void corgi_ads7846_cs(u32 command) |