hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

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>
This commit is contained in:
Thomas Abraham 2012-10-03 08:35:43 +09:00 committed by Chris Ball
parent 8e2b36ea6e
commit 0f310a057f
1 changed files with 14 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

28
drivers/mmc/host/sdhci-s3c.c
View File

@ -211,8 +211,8 @@ static void sdhci_s3c_set_clock(struct sdhci_host *host, unsigned int clock)
if (ourhost->cur_clk != best_src) {
struct clk *clk = ourhost->clk_bus[best_src];
clk_enable(clk);
clk_disable(ourhost->clk_bus[ourhost->cur_clk]);
clk_prepare_enable(clk);
clk_disable_unprepare(ourhost->clk_bus[ourhost->cur_clk]);
/* turn clock off to card before changing clock source */
writew(0, host->ioaddr + SDHCI_CLOCK_CONTROL);
@ -607,7 +607,7 @@ static int __devinit sdhci_s3c_probe(struct platform_device *pdev)
}
/* enable the local io clock and keep it running for the moment. */
clk_enable(sc->clk_io);
clk_prepare_enable(sc->clk_io);
for (clks = 0, ptr = 0; ptr < MAX_BUS_CLK; ptr++) {
struct clk *clk;
@ -638,7 +638,7 @@ static int __devinit sdhci_s3c_probe(struct platform_device *pdev)
}
#ifndef CONFIG_PM_RUNTIME
clk_enable(sc->clk_bus[sc->cur_clk]);
clk_prepare_enable(sc->clk_bus[sc->cur_clk]);
#endif
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
@ -747,13 +747,13 @@ static int __devinit sdhci_s3c_probe(struct platform_device *pdev)
sdhci_s3c_setup_card_detect_gpio(sc);
#ifdef CONFIG_PM_RUNTIME
clk_disable(sc->clk_io);
clk_disable_unprepare(sc->clk_io);
#endif
return 0;
err_req_regs:
#ifndef CONFIG_PM_RUNTIME
clk_disable(sc->clk_bus[sc->cur_clk]);
clk_disable_unprepare(sc->clk_bus[sc->cur_clk]);
#endif
for (ptr = 0; ptr < MAX_BUS_CLK; ptr++) {
if (sc->clk_bus[ptr]) {
@ -762,7 +762,7 @@ static int __devinit sdhci_s3c_probe(struct platform_device *pdev)
}
err_no_busclks:
clk_disable(sc->clk_io);
clk_disable_unprepare(sc->clk_io);
clk_put(sc->clk_io);
err_io_clk:
@ -794,7 +794,7 @@ static int __devexit sdhci_s3c_remove(struct platform_device *pdev)
gpio_free(sc->ext_cd_gpio);
#ifdef CONFIG_PM_RUNTIME
clk_enable(sc->clk_io);
clk_prepare_enable(sc->clk_io);
#endif
sdhci_remove_host(host, 1);
@ -802,14 +802,14 @@ static int __devexit sdhci_s3c_remove(struct platform_device *pdev)
pm_runtime_disable(&pdev->dev);
#ifndef CONFIG_PM_RUNTIME
clk_disable(sc->clk_bus[sc->cur_clk]);
clk_disable_unprepare(sc->clk_bus[sc->cur_clk]);
#endif
for (ptr = 0; ptr < MAX_BUS_CLK; ptr++) {
if (sc->clk_bus[ptr]) {
clk_put(sc->clk_bus[ptr]);
}
}
clk_disable(sc->clk_io);
clk_disable_unprepare(sc->clk_io);
clk_put(sc->clk_io);
if (pdev->dev.of_node) {
@ -849,8 +849,8 @@ static int sdhci_s3c_runtime_suspend(struct device *dev)
ret = sdhci_runtime_suspend_host(host);
clk_disable(ourhost->clk_bus[ourhost->cur_clk]);
clk_disable(busclk);
clk_disable_unprepare(ourhost->clk_bus[ourhost->cur_clk]);
clk_disable_unprepare(busclk);
return ret;
}
@ -861,8 +861,8 @@ static int sdhci_s3c_runtime_resume(struct device *dev)
struct clk *busclk = ourhost->clk_io;
int ret;
clk_enable(busclk);
clk_enable(ourhost->clk_bus[ourhost->cur_clk]);
clk_prepare_enable(busclk);
clk_prepare_enable(ourhost->clk_bus[ourhost->cur_clk]);
ret = sdhci_runtime_resume_host(host);
return ret;
}