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authorMark Brown <broonie@sirena.org.uk>2008-02-13 16:39:21 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-04-19 11:29:02 +0100
commitdcc88a170ce9f90e4b819c67feebb16e8a123f79 (patch)
treea4407f2d6ebdce9d386c27252dbaeec3f210abc1 /arch/arm
parent184dd48102425467fbbb209765894b04f668a9de (diff)
[ARM] 4830/1: Add support for the CLK_POUT pin on PXA3xx CPUs
Expose control of the PXA3xx 13MHz CLK_POUT pin via the clock API Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/mach-pxa/pxa3xx.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/pxa3xx.c b/arch/arm/mach-pxa/pxa3xx.c
index 35f25fdaeba..54c9e8371a2 100644
--- a/arch/arm/mach-pxa/pxa3xx.c
+++ b/arch/arm/mach-pxa/pxa3xx.c
@@ -156,6 +156,21 @@ static const struct clkops clk_pxa3xx_hsio_ops = {
.getrate = clk_pxa3xx_hsio_getrate,
};
+static void clk_pout_enable(struct clk *clk)
+{
+ OSCC |= OSCC_PEN;
+}
+
+static void clk_pout_disable(struct clk *clk)
+{
+ OSCC &= ~OSCC_PEN;
+}
+
+static const struct clkops clk_pout_ops = {
+ .enable = clk_pout_enable,
+ .disable = clk_pout_disable,
+};
+
#define PXA3xx_CKEN(_name, _cken, _rate, _delay, _dev) \
{ \
.name = _name, \
@@ -175,6 +190,13 @@ static const struct clkops clk_pxa3xx_hsio_ops = {
}
static struct clk pxa3xx_clks[] = {
+ {
+ .name = "CLK_POUT",
+ .ops = &clk_pout_ops,
+ .rate = 13000000,
+ .delay = 70,
+ },
+
PXA3xx_CK("LCDCLK", LCD, &clk_pxa3xx_hsio_ops, &pxa_device_fb.dev),
PXA3xx_CK("CAMCLK", CAMERA, &clk_pxa3xx_hsio_ops, NULL),