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| author | Michael Trimarchi <michael@amarulasolutions.com> | 2018-01-04 16:30:58 +0100 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2018-01-09 09:21:18 +0100 |
| commit | a0ad3087586d0945a3cdfa755f951995dfc1b17e (patch) | |
| tree | c286bc28f2aba1ec3cd9c93576778ca42c645d33 /drivers/mmc/host/sdhci-esdhc-imx.c | |
| parent | 371d39fabcebc3cb042a0a9c4bc2f494d6cde02c (diff) | |
| download | talos-op-linux-a0ad3087586d0945a3cdfa755f951995dfc1b17e.tar.gz talos-op-linux-a0ad3087586d0945a3cdfa755f951995dfc1b17e.zip | |
mmc: sdhci-esdhc-imx: Changes the order of how clocks are being re-enabled
runtime_resume() should re-enable the clocks in reverse order comparing with
runtime_suspend()
Signed-off-by: Michael Trimarchi <michael@amarulasolutions.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc/host/sdhci-esdhc-imx.c')
| -rw-r--r-- | drivers/mmc/host/sdhci-esdhc-imx.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c index d08c21e511dd..6d4e3233a920 100644 --- a/drivers/mmc/host/sdhci-esdhc-imx.c +++ b/drivers/mmc/host/sdhci-esdhc-imx.c @@ -1411,31 +1411,33 @@ static int sdhci_esdhc_runtime_resume(struct device *dev) struct pltfm_imx_data *imx_data = sdhci_pltfm_priv(pltfm_host); int err; + err = clk_prepare_enable(imx_data->clk_ahb); + if (err) + return err; + if (!sdhci_sdio_irq_enabled(host)) { err = clk_prepare_enable(imx_data->clk_per); if (err) - return err; + goto disable_ahb_clk; err = clk_prepare_enable(imx_data->clk_ipg); if (err) goto disable_per_clk; } - err = clk_prepare_enable(imx_data->clk_ahb); - if (err) - goto disable_ipg_clk; + err = sdhci_runtime_resume_host(host); if (err) - goto disable_ahb_clk; + goto disable_ipg_clk; return 0; -disable_ahb_clk: - clk_disable_unprepare(imx_data->clk_ahb); disable_ipg_clk: if (!sdhci_sdio_irq_enabled(host)) clk_disable_unprepare(imx_data->clk_ipg); disable_per_clk: if (!sdhci_sdio_irq_enabled(host)) clk_disable_unprepare(imx_data->clk_per); +disable_ahb_clk: + clk_disable_unprepare(imx_data->clk_ahb); return err; } #endif |
