On Fri, Jun 10, 2022 at 03:44:59PM +0800, Andy Chiu wrote:
> +static int sifive_spi_suspend(struct device *dev)
> +{
> + struct spi_master *master = dev_get_drvdata(dev);
> + struct sifive_spi *spi = spi_master_get_devdata(master);
> + int ret;
> +
> + ret = spi_master_suspend(master);
> + if (ret)
> + return ret;
> +
> + /* Disable all the interrupts just in case */
> + sifive_spi_write(spi, SIFIVE_SPI_REG_IE, 0);
> +
> + clk_disable_unprepare(spi->clk);
Seems like the clock managemnet could usefully be done as runtime PM
too? In any case, that can be done as an incremental change.
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