Messages in this thread | | | Subject | Re: [PATCH v12 2/2] spi: loongson: add bus driver for the loongson spi controller | From | zhuyinbo <> | Date | Fri, 9 Jun 2023 15:13:18 +0800 |
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在 2023/6/8 下午6:18, Andy Shevchenko 写道: > On Thu, Jun 8, 2023 at 1:15 PM Andy Shevchenko > <andy.shevchenko@gmail.com> wrote: >> On Thu, Jun 8, 2023 at 10:28 AM Yinbo Zhu <zhuyinbo@loongson.cn> wrote: >>> + ret = readb_poll_timeout(loongson_spi->base + LOONGSON_SPI_SPSR_REG, loongson_spi->spsr, >>> + (loongson_spi->spsr & 0x1) != LOONGSON_SPI_SPSR_RFEMPTY, 1, MSEC_PER_SEC); >> >> (loongson_spi->spsr & >> LOONGSON_SPI_SPSR_RFEMPTY) != LOONGSON_SPI_SPSR_RFEMPTY, >> 1, MSEC_PER_SEC); > > Actually the last should be USEC_PER_MSEC, as the parameter is in microseconds.
okay, I got it.
Thanks >
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