mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-21 08:19:28 +00:00
[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>
This commit is contained in:
parent
184dd48102
commit
dcc88a170c
2 changed files with 31 additions and 0 deletions
|
@ -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),
|
||||
|
||||
|
|
|
@ -12,6 +12,15 @@
|
|||
|
||||
#ifndef __ASM_ARCH_PXA3XX_REGS_H
|
||||
#define __ASM_ARCH_PXA3XX_REGS_H
|
||||
|
||||
/*
|
||||
* Oscillator Configuration Register (OSCC)
|
||||
*/
|
||||
#define OSCC __REG(0x41350000) /* Oscillator Configuration Register */
|
||||
|
||||
#define OSCC_PEN (1 << 11) /* 13MHz POUT */
|
||||
|
||||
|
||||
/*
|
||||
* Service Power Management Unit (MPMU)
|
||||
*/
|
||||
|
|
Loading…
Reference in a new issue