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authorThomas Abraham <thomas.abraham@linaro.org>2012-10-02 19:35:43 -0400
committerChris Ball <cjb@laptop.org>2012-11-07 15:02:56 -0500
commit0f310a057feb91ff17a7f4d5f8405e73035084e2 (patch)
tree0792ecadec93d7f8707ebaee30265c61e1ac63be /drivers/mmc
parent8e2b36ea6e3abc613cbbdb41692fbd2f9ee18996 (diff)
mmc: sdhci-s3c: use clk_prepare_enable and clk_disable_unprepare
Convert clk_enable/clk_disable to clk_prepare_enable/clk_disable_unprepare calls as required by common clock framework. Signed-off-by: Thomas Abraham <thomas.abraham@linaro.org> Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'drivers/mmc')
-rw-r--r--drivers/mmc/host/sdhci-s3c.c28
1 files changed, 14 insertions, 14 deletions
diff --git a/drivers/mmc/host/sdhci-s3c.c b/drivers/mmc/host/sdhci-s3c.c
index 2903949594c6..a093e2ecaf80 100644
--- a/drivers/mmc/host/sdhci-s3c.c
+++ b/drivers/mmc/host/sdhci-s3c.c
@@ -211,8 +211,8 @@ static void sdhci_s3c_set_clock(struct sdhci_host *host, unsigned int clock)
211 if (ourhost->cur_clk != best_src) { 211 if (ourhost->cur_clk != best_src) {
212 struct clk *clk = ourhost->clk_bus[best_src]; 212 struct clk *clk = ourhost->clk_bus[best_src];
213 213
214 clk_enable(clk); 214 clk_prepare_enable(clk);
215 clk_disable(ourhost->clk_bus[ourhost->cur_clk]); 215 clk_disable_unprepare(ourhost->clk_bus[ourhost->cur_clk]);
216 216
217 /* turn clock off to card before changing clock source */ 217 /* turn clock off to card before changing clock source */
218 writew(0, host->ioaddr + SDHCI_CLOCK_CONTROL); 218 writew(0, host->ioaddr + SDHCI_CLOCK_CONTROL);
@@ -607,7 +607,7 @@ static int __devinit sdhci_s3c_probe(struct platform_device *pdev)
607 } 607 }
608 608
609 /* enable the local io clock and keep it running for the moment. */ 609 /* enable the local io clock and keep it running for the moment. */
610 clk_enable(sc->clk_io); 610 clk_prepare_enable(sc->clk_io);
611 611
612 for (clks = 0, ptr = 0; ptr < MAX_BUS_CLK; ptr++) { 612 for (clks = 0, ptr = 0; ptr < MAX_BUS_CLK; ptr++) {
613 struct clk *clk; 613 struct clk *clk;
@@ -638,7 +638,7 @@ static int __devinit sdhci_s3c_probe(struct platform_device *pdev)
638 } 638 }
639 639
640#ifndef CONFIG_PM_RUNTIME 640#ifndef CONFIG_PM_RUNTIME
641 clk_enable(sc->clk_bus[sc->cur_clk]); 641 clk_prepare_enable(sc->clk_bus[sc->cur_clk]);
642#endif 642#endif
643 643
644 res = platform_get_resource(pdev, IORESOURCE_MEM, 0); 644 res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
@@ -747,13 +747,13 @@ static int __devinit sdhci_s3c_probe(struct platform_device *pdev)
747 sdhci_s3c_setup_card_detect_gpio(sc); 747 sdhci_s3c_setup_card_detect_gpio(sc);
748 748
749#ifdef CONFIG_PM_RUNTIME 749#ifdef CONFIG_PM_RUNTIME
750 clk_disable(sc->clk_io); 750 clk_disable_unprepare(sc->clk_io);
751#endif 751#endif
752 return 0; 752 return 0;
753 753
754 err_req_regs: 754 err_req_regs:
755#ifndef CONFIG_PM_RUNTIME 755#ifndef CONFIG_PM_RUNTIME
756 clk_disable(sc->clk_bus[sc->cur_clk]); 756 clk_disable_unprepare(sc->clk_bus[sc->cur_clk]);
757#endif 757#endif
758 for (ptr = 0; ptr < MAX_BUS_CLK; ptr++) { 758 for (ptr = 0; ptr < MAX_BUS_CLK; ptr++) {
759 if (sc->clk_bus[ptr]) { 759 if (sc->clk_bus[ptr]) {
@@ -762,7 +762,7 @@ static int __devinit sdhci_s3c_probe(struct platform_device *pdev)
762 } 762 }
763 763
764 err_no_busclks: 764 err_no_busclks:
765 clk_disable(sc->clk_io); 765 clk_disable_unprepare(sc->clk_io);
766 clk_put(sc->clk_io); 766 clk_put(sc->clk_io);
767 767
768 err_io_clk: 768 err_io_clk:
@@ -794,7 +794,7 @@ static int __devexit sdhci_s3c_remove(struct platform_device *pdev)
794 gpio_free(sc->ext_cd_gpio); 794 gpio_free(sc->ext_cd_gpio);
795 795
796#ifdef CONFIG_PM_RUNTIME 796#ifdef CONFIG_PM_RUNTIME
797 clk_enable(sc->clk_io); 797 clk_prepare_enable(sc->clk_io);
798#endif 798#endif
799 sdhci_remove_host(host, 1); 799 sdhci_remove_host(host, 1);
800 800
@@ -802,14 +802,14 @@ static int __devexit sdhci_s3c_remove(struct platform_device *pdev)
802 pm_runtime_disable(&pdev->dev); 802 pm_runtime_disable(&pdev->dev);
803 803
804#ifndef CONFIG_PM_RUNTIME 804#ifndef CONFIG_PM_RUNTIME
805 clk_disable(sc->clk_bus[sc->cur_clk]); 805 clk_disable_unprepare(sc->clk_bus[sc->cur_clk]);
806#endif 806#endif
807 for (ptr = 0; ptr < MAX_BUS_CLK; ptr++) { 807 for (ptr = 0; ptr < MAX_BUS_CLK; ptr++) {
808 if (sc->clk_bus[ptr]) { 808 if (sc->clk_bus[ptr]) {
809 clk_put(sc->clk_bus[ptr]); 809 clk_put(sc->clk_bus[ptr]);
810 } 810 }
811 } 811 }
812 clk_disable(sc->clk_io); 812 clk_disable_unprepare(sc->clk_io);
813 clk_put(sc->clk_io); 813 clk_put(sc->clk_io);
814 814
815 if (pdev->dev.of_node) { 815 if (pdev->dev.of_node) {
@@ -849,8 +849,8 @@ static int sdhci_s3c_runtime_suspend(struct device *dev)
849 849
850 ret = sdhci_runtime_suspend_host(host); 850 ret = sdhci_runtime_suspend_host(host);
851 851
852 clk_disable(ourhost->clk_bus[ourhost->cur_clk]); 852 clk_disable_unprepare(ourhost->clk_bus[ourhost->cur_clk]);
853 clk_disable(busclk); 853 clk_disable_unprepare(busclk);
854 return ret; 854 return ret;
855} 855}
856 856
@@ -861,8 +861,8 @@ static int sdhci_s3c_runtime_resume(struct device *dev)
861 struct clk *busclk = ourhost->clk_io; 861 struct clk *busclk = ourhost->clk_io;
862 int ret; 862 int ret;
863 863
864 clk_enable(busclk); 864 clk_prepare_enable(busclk);
865 clk_enable(ourhost->clk_bus[ourhost->cur_clk]); 865 clk_prepare_enable(ourhost->clk_bus[ourhost->cur_clk]);
866 ret = sdhci_runtime_resume_host(host); 866 ret = sdhci_runtime_resume_host(host);
867 return ret; 867 return ret;
868} 868}