From 4c5e1946b5f89c33e3bc8ed73fa7ba8f31e37cc5 Mon Sep 17 00:00:00 2001 From: Russell King Date: Fri, 23 Jan 2009 12:48:37 +0000 Subject: [PATCH] [ARM] omap: watchdog: provide a dummy ick for OMAP1 Eliminate the OMAP1 vs OMAP2 clock knowledge in the watchdog driver. Signed-off-by: Russell King --- arch/arm/mach-omap1/clock.c | 2 ++ drivers/watchdog/omap_wdt.c | 23 ++++++++--------------- 2 files changed, 10 insertions(+), 15 deletions(-) diff --git a/arch/arm/mach-omap1/clock.c b/arch/arm/mach-omap1/clock.c index 8ae7827bb8b8..758abaadaf37 100644 --- a/arch/arm/mach-omap1/clock.c +++ b/arch/arm/mach-omap1/clock.c @@ -86,6 +86,8 @@ static struct omap_clk omap_clks[] = { CLK(NULL, "armxor_ck", &armxor_ck.clk, CK_16XX | CK_1510 | CK_310), CLK(NULL, "armtim_ck", &armtim_ck.clk, CK_16XX | CK_1510 | CK_310), CLK("omap_wdt", "fck", &armwdt_ck.clk, CK_16XX | CK_1510 | CK_310), + CLK("omap_wdt", "ick", &armper_ck.clk, CK_16XX), + CLK("omap_wdt", "ick", &dummy_ck, CK_1510 | CK_310), CLK(NULL, "arminth_ck", &arminth_ck1510, CK_1510 | CK_310), CLK(NULL, "arminth_ck", &arminth_ck16xx, CK_16XX), /* CK_GEN2 clocks */ diff --git a/drivers/watchdog/omap_wdt.c b/drivers/watchdog/omap_wdt.c index 1a4c699762e6..aa5ad6e33f02 100644 --- a/drivers/watchdog/omap_wdt.c +++ b/drivers/watchdog/omap_wdt.c @@ -145,8 +145,7 @@ static int omap_wdt_open(struct inode *inode, struct file *file) if (test_and_set_bit(1, (unsigned long *)&(wdev->omap_wdt_users))) return -EBUSY; - if (wdev->ick) - clk_enable(wdev->ick); /* Enable the interface clock */ + clk_enable(wdev->ick); /* Enable the interface clock */ clk_enable(wdev->fck); /* Enable the functional clock */ /* initialize prescaler */ @@ -176,8 +175,7 @@ static int omap_wdt_release(struct inode *inode, struct file *file) omap_wdt_disable(wdev); - if (wdev->ick) - clk_disable(wdev->ick); + clk_disable(wdev->ick); clk_disable(wdev->fck); #else printk(KERN_CRIT "omap_wdt: Unexpected close, not stopping!\n"); @@ -294,13 +292,11 @@ static int __init omap_wdt_probe(struct platform_device *pdev) wdev->omap_wdt_users = 0; wdev->mem = mem; - if (cpu_is_omap24xx() || cpu_is_omap34xx()) { - wdev->ick = clk_get(&pdev->dev, "ick"); - if (IS_ERR(wdev->ick)) { - ret = PTR_ERR(wdev->ick); - wdev->ick = NULL; - goto err_clk; - } + wdev->ick = clk_get(&pdev->dev, "ick"); + if (IS_ERR(wdev->ick)) { + ret = PTR_ERR(wdev->ick); + wdev->ick = NULL; + goto err_clk; } wdev->fck = clk_get(&pdev->dev, "fck"); if (IS_ERR(wdev->fck)) { @@ -383,10 +379,7 @@ static int omap_wdt_remove(struct platform_device *pdev) release_mem_region(res->start, res->end - res->start + 1); platform_set_drvdata(pdev, NULL); - if (wdev->ick) { - clk_put(wdev->ick); - } - + clk_put(wdev->ick); clk_put(wdev->fck); iounmap(wdev->base); -- 2.30.2