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Commit 8a5747dc authored by Rohit Vaswani's avatar Rohit Vaswani
Browse files

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



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

Change-Id: I17b58e9aebc0c363a5f24b579639f4b4c30b4c26
Acked-by: default avatarEdward Rodrigues <erodrigu@qti.qualcomm.com>
Signed-off-by: default avatarRohit Vaswani <rvaswani@codeaurora.org>
parent 08d9bbfd

arch/arm/mach-msm/bbif-fsm9900.c

+24 −0
Original line number Diff line number Diff line
@@ -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;

include/linux/fsm_rfic.h

+5 −0
Original line number Diff line number Diff line
@@ -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 *))