From: Yau Wai Gan <yau.wai.gan@.intel.com>
Reset the watchdog within functions that require long processing time to prevent watchdog timeout.
Signed-off-by: Yau Wai Gan yau.wai.gan@intel.com Signed-off-by: Jit Loon Lim jit.loon.lim@intel.com --- drivers/spi/cadence_qspi_apb.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/drivers/spi/cadence_qspi_apb.c b/drivers/spi/cadence_qspi_apb.c index c00755050e..e7e0bb649f 100644 --- a/drivers/spi/cadence_qspi_apb.c +++ b/drivers/spi/cadence_qspi_apb.c @@ -149,6 +149,7 @@ static unsigned int cadence_qspi_wait_idle(void *reg_base)
start = get_timer(0); for ( ; get_timer(start) < timeout ; ) { + WATCHDOG_RESET(); if (CQSPI_REG_IS_IDLE(reg_base)) count++; else @@ -356,6 +357,7 @@ int cadence_qspi_apb_exec_flash_cmd(void *reg_base, unsigned int reg) if ((reg & CQSPI_REG_CMDCTRL_INPROGRESS) == 0) break; udelay(1); + WATCHDOG_RESET(); }
if (!retry) { @@ -652,6 +654,7 @@ static int cadence_qspi_wait_for_data(struct cadence_spi_plat *plat) if (reg) return reg; udelay(1); + WATCHDOG_RESET(); }
return -ETIMEDOUT; @@ -696,6 +699,7 @@ cadence_qspi_apb_indirect_read_execute(struct cadence_spi_plat *plat, rxbuf += bytes_to_read; remaining -= bytes_to_read; bytes_to_read = cadence_qspi_get_rd_sram_level(plat); + WATCHDOG_RESET(); } }
@@ -863,6 +867,7 @@ cadence_qspi_apb_indirect_write_execute(struct cadence_spi_plat *plat,
bb_txbuf += write_bytes; remaining -= write_bytes; + WATCHDOG_RESET(); }
/* Check indirect done status */