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authorKuninori Morimoto <kuninori.morimoto.gx@renesas.com>2012-01-23 05:10:02 (GMT)
committerPaul Mundt <lethal@linux-sh.org>2012-01-24 01:40:23 (GMT)
commitf5948bac5f22e7697fc782e45bdca20a27368512 (patch)
tree7e5560450e4bbe0bbd0bca078f079c6d9d92254b /arch/arm/mach-shmobile/board-ag5evm.c
parent446e326c15c3b45da87b6d883e1c981df035b2ac (diff)
downloadlinux-f5948bac5f22e7697fc782e45bdca20a27368512.tar.xz
ARM: mach-shmobile: clock-sh73a0: add DSIxPHY clock support
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/arm/mach-shmobile/board-ag5evm.c')
-rw-r--r--arch/arm/mach-shmobile/board-ag5evm.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/arch/arm/mach-shmobile/board-ag5evm.c b/arch/arm/mach-shmobile/board-ag5evm.c
index 729eaee..2e1334f 100644
--- a/arch/arm/mach-shmobile/board-ag5evm.c
+++ b/arch/arm/mach-shmobile/board-ag5evm.c
@@ -314,12 +314,11 @@ static struct resource mipidsi0_resources[] = {
},
};
-#define DSI0PHYCR 0xe615006c
static int sh_mipi_set_dot_clock(struct platform_device *pdev,
void __iomem *base,
int enable)
{
- struct clk *pck;
+ struct clk *pck, *phy;
int ret;
pck = clk_get(&pdev->dev, "dsip_clk");
@@ -328,18 +327,27 @@ static int sh_mipi_set_dot_clock(struct platform_device *pdev,
goto sh_mipi_set_dot_clock_pck_err;
}
+ phy = clk_get(&pdev->dev, "dsiphy_clk");
+ if (IS_ERR(phy)) {
+ ret = PTR_ERR(phy);
+ goto sh_mipi_set_dot_clock_phy_err;
+ }
+
if (enable) {
clk_set_rate(pck, clk_round_rate(pck, 24000000));
- __raw_writel(0x2a809010, DSI0PHYCR);
+ clk_set_rate(phy, clk_round_rate(pck, 510000000));
clk_enable(pck);
+ clk_enable(phy);
} else {
clk_disable(pck);
+ clk_disable(phy);
}
ret = 0;
+ clk_put(phy);
+sh_mipi_set_dot_clock_phy_err:
clk_put(pck);
-
sh_mipi_set_dot_clock_pck_err:
return ret;
}