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msm: bbif-fsm9900: Add ADC and PRI clock rate change

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Add ADC Clock rate change between 326.4 and 345.6 MHz.
PRI rate to half these frequencies.

Change-Id: I17b58e9aebc0c363a5f24b579639f4b4c30b4c26
Acked-by: Edward Rodrigues <erodrigu@qti.qualcomm.com>
Signed-off-by: Rohit Vaswani <rvaswani@codeaurora.org>
This commit is contained in:
Rohit Vaswani 2014-05-07 09:56:58 -07:00
parent 08d9bbfd8b
commit 8a5747dc95
2 changed files with 29 additions and 0 deletions
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24
arch/arm/mach-msm/bbif-fsm9900.c
View file

@ -26,6 +26,7 @@
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/regulator/consumer.h>
#include <linux/clk.h>
#include <linux/fsm_rfic.h>
@ -281,6 +282,29 @@ static long bbif_ioctl(struct file *file,
}
break;
case BBIF_IOCTL_SET_ADC_CLK:
{
unsigned int rate;
if (copy_from_user(&rate, argp, sizeof(unsigned int))) {
pr_err("%s: Invalid rate %d\n", __func__, rate);
return -EFAULT;
}
switch (rate) {
case 1:
mpll10_326_clk_init();
break;
case 2:
mpll10_345_clk_init();
break;
default:
pr_err("%s: Unknown ADC RATE\n", __func__);
break;
}
}
break;
default:
pr_err("%s: Invalid IOCTL\n", __func__);
return -EINVAL;

5
include/linux/fsm_rfic.h
View file

@ -20,6 +20,8 @@ void fsm9900_gluon_init(void);
void fsm9900_rfic_init(void);
void fsm9900_mtr_init(void);
void mpll10_326_clk_init(void);
void mpll10_345_clk_init(void);
/*
* Device interface
@ -149,6 +151,9 @@ struct rfic_wfm_param {
#define BBIF_IOCTL_SET_ADC_BW \
_IOC(_IOC_WRITE, RFIC_IOCTL_MAGIC, 0x43, \
sizeof(struct bbif_bw_param *))
#define BBIF_IOCTL_SET_ADC_CLK \
_IOC(_IOC_WRITE, RFIC_IOCTL_MAGIC, 0x44, \
sizeof(unsigned int *))
#define RFIC_IOCTL_SET_LDO \
_IOC(_IOC_WRITE, RFIC_IOCTL_MAGIC, 0x50, \
sizeof(unsigned int *))