diff options
| author | Aaron Durbin <adurbin@chromium.org> | 2014-09-24 09:53:15 -0500 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2015-03-26 08:53:51 +0100 |
| commit | a32a9d1c48c6863bc219d95497323155e8874c2b (patch) | |
| tree | dfbe418ce98875563c343c4d29e3ccaa7a4f6550 /src/soc/rockchip | |
| parent | a88c9197674be58f993a3cf104b4554f190d7b12 (diff) | |
rk3288: switch to stopwatch API
Instead of using rela_time use the stopwatch API as the
semantics fit perfectly with the expiration usage.
BUG=None
BRANCH=None
TEST=None, but similar usage tested on tegra132.
Change-Id: I91ef59212a2dd1b48640b1aaaab6acacf4e9b3e6
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: b1dd8380f04641f4f73caa3441f349d9eca6be05
Original-Change-Id: Iff3293debc2f85553c9e9b765084e5c00720012c
Original-Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/219713
Original-Reviewed-by: Julius Werner <jwerner@chromium.org>
Original-Reviewed-by: Furquan Shaikh <furquan@chromium.org>
Reviewed-on: http://review.coreboot.org/8895
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Diffstat (limited to 'src/soc/rockchip')
| -rw-r--r-- | src/soc/rockchip/rk3288/spi.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/src/soc/rockchip/rk3288/spi.c b/src/soc/rockchip/rk3288/spi.c index 396f537a01..844d692aa4 100644 --- a/src/soc/rockchip/rk3288/spi.c +++ b/src/soc/rockchip/rk3288/spi.c @@ -167,14 +167,13 @@ void spi_release_bus(struct spi_slave *slave) static int rockchip_spi_wait_till_not_busy(struct rockchip_spi *regs) { - struct mono_time start; - struct rela_time rt; - timer_monotonic_get(&start); + struct stopwatch sw; + + stopwatch_init_usecs_expire(&sw, SPI_TIMEOUT_US); do { if (!(readl(®s->sr) & SR_BUSY)) return 0; - rt = current_time_from(&start); - } while (rela_time_in_microseconds(&rt) < SPI_TIMEOUT_US); + } while (!stopwatch_expired(&sw)); printk(BIOS_DEBUG, "RK SPI: Status keeps busy for 1000us after a read/write!\n"); return -1; |