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Commit 90b128ed authored by Samuel Ortiz's avatar Samuel Ortiz
Browse files

Merge tag 'mfd-lee-3.13-3' of git://git.linaro.org/people/ljones/mfd 

mfd-lee-3.13-3

MFD patches due for v3.13 - 2nd round.
parents 5e90169c 9a46847a

Documentation/devicetree/bindings/mfd/s2mps11.txt

+7 −6
Original line number Diff line number Diff line 


* Samsung S2MPS11 Voltage and Current Regulator



The Samsung S2MP211 is a multi-function device which includes voltage and

The Samsung S2MPS11 is a multi-function device which includes voltage and

current regulators, RTC, charger controller and other sub-blocks. It is

interfaced to the host controller using a I2C interface. Each sub-block is

addressed by the host system using different I2C slave address.

interfaced to the host controller using an I2C interface. Each sub-block is

addressed by the host system using different I2C slave addresses.



Required properties:

- compatible: Should be "samsung,s2mps11-pmic".
@@ -43,7 +43,8 @@ sub-node should be of the format as listed below. 


 BUCK[2/3/4/6] supports disabling ramp delay on hardware, so explictly

 regulator-ramp-delay = <0> can be used for them to disable ramp delay.

 In absence of regulator-ramp-delay property, default ramp delay will be used.

 In the absence of the regulator-ramp-delay property, the default ramp

 delay will be used.



NOTE: Some BUCKs share the ramp rate setting i.e. same ramp value will be set

for a particular group of BUCKs. So provide same regulator-ramp-delay<value>.
@@ -58,10 +59,10 @@ supports. Note: The 'n' in LDOn and BUCKn represents the LDO or BUCK number 
as per the datasheet of s2mps11.



	- LDOn

		  - valid values for n are 1 to 28

		  - valid values for n are 1 to 38

		  - Example: LDO0, LD01, LDO28

	- BUCKn

		  - valid values for n are 1 to 9.

		  - valid values for n are 1 to 10.

		  - Example: BUCK1, BUCK2, BUCK9



Example:

drivers/mfd/mfd-core.c

+17 −12
Original line number Diff line number Diff line
@@ -63,7 +63,8 @@ int mfd_cell_disable(struct platform_device *pdev) 
EXPORT_SYMBOL(mfd_cell_disable);



static int mfd_platform_add_cell(struct platform_device *pdev,

				 const struct mfd_cell *cell)

				 const struct mfd_cell *cell,

				 atomic_t *usage_count)

{

	if (!cell)

		return 0;
@@ -72,11 +73,12 @@ static int mfd_platform_add_cell(struct platform_device *pdev, 
	if (!pdev->mfd_cell)

		return -ENOMEM;



	pdev->mfd_cell->usage_count = usage_count;

	return 0;

}



static int mfd_add_device(struct device *parent, int id,

			  const struct mfd_cell *cell,

			  const struct mfd_cell *cell, atomic_t *usage_count,

			  struct resource *mem_base,

			  int irq_base, struct irq_domain *domain)

{
@@ -115,7 +117,7 @@ static int mfd_add_device(struct device *parent, int id, 
			goto fail_res;

	}



	ret = mfd_platform_add_cell(pdev, cell);

	ret = mfd_platform_add_cell(pdev, cell, usage_count);

	if (ret)

		goto fail_res;
@@ -180,12 +182,12 @@ static int mfd_add_device(struct device *parent, int id, 
}



int mfd_add_devices(struct device *parent, int id,

		    struct mfd_cell *cells, int n_devs,

		    const struct mfd_cell *cells, int n_devs,

		    struct resource *mem_base,

		    int irq_base, struct irq_domain *domain)

{

	int i;

	int ret = 0;

	int ret;

	atomic_t *cnts;



	/* initialize reference counting for all cells */
@@ -195,16 +197,19 @@ int mfd_add_devices(struct device *parent, int id, 


	for (i = 0; i < n_devs; i++) {

		atomic_set(&cnts[i], 0);

		cells[i].usage_count = &cnts[i];

		ret = mfd_add_device(parent, id, cells + i, mem_base,

		ret = mfd_add_device(parent, id, cells + i, cnts + i, mem_base,

				     irq_base, domain);

		if (ret)

			break;

			goto fail;

	}



	if (ret)

		mfd_remove_devices(parent);

	return 0;



fail:

	if (i)

		mfd_remove_devices(parent);

	else

		kfree(cnts);

	return ret;

}

EXPORT_SYMBOL(mfd_add_devices);
@@ -259,8 +264,8 @@ int mfd_clone_cell(const char *cell, const char **clones, size_t n_clones) 
	for (i = 0; i < n_clones; i++) {

		cell_entry.name = clones[i];

		/* don't give up if a single call fails; just report error */

		if (mfd_add_device(pdev->dev.parent, -1, &cell_entry, NULL, 0,

				   NULL))

		if (mfd_add_device(pdev->dev.parent, -1, &cell_entry,

				   cell_entry.usage_count, NULL, 0, NULL))

			dev_err(dev, "failed to create platform device '%s'\n",

					clones[i]);

	}

drivers/mfd/pm8921-core.c

+5 −4
Original line number Diff line number Diff line
@@ -171,12 +171,13 @@ static int pm8921_remove(struct platform_device *pdev) 
	drvdata = platform_get_drvdata(pdev);

	if (drvdata)

		pmic = drvdata->pm_chip_data;

	if (pmic)

	if (pmic) {

		mfd_remove_devices(pmic->dev);

		if (pmic->irq_chip) {

			pm8xxx_irq_exit(pmic->irq_chip);

			pmic->irq_chip = NULL;

		}

	}



	return 0;

}

drivers/mfd/wm5110-tables.c

+8 −0
Original line number Diff line number Diff line
@@ -243,6 +243,12 @@ int wm5110_patch(struct arizona *arizona) 
EXPORT_SYMBOL_GPL(wm5110_patch);



static const struct regmap_irq wm5110_aod_irqs[ARIZONA_NUM_IRQ] = {

	[ARIZONA_IRQ_MICD_CLAMP_FALL] = {

		.mask = ARIZONA_MICD_CLAMP_FALL_EINT1

	},

	[ARIZONA_IRQ_MICD_CLAMP_RISE] = {

		.mask = ARIZONA_MICD_CLAMP_RISE_EINT1

	},

	[ARIZONA_IRQ_GP5_FALL] = { .mask = ARIZONA_GP5_FALL_EINT1 },

	[ARIZONA_IRQ_GP5_RISE] = { .mask = ARIZONA_GP5_RISE_EINT1 },

	[ARIZONA_IRQ_JD_FALL] = { .mask = ARIZONA_JD1_FALL_EINT1 },
@@ -505,6 +511,7 @@ static const struct reg_default wm5110_reg_default[] = { 
	{ 0x00000293, 0x0000 },    /* R659   - Accessory Detect Mode 1 */

	{ 0x0000029B, 0x0020 },    /* R667   - Headphone Detect 1 */

	{ 0x0000029C, 0x0000 },    /* R668   - Headphone Detect 2 */

	{ 0x000002A2, 0x0000 },    /* R674   - Micd clamp control */

	{ 0x000002A3, 0x1102 },    /* R675   - Mic Detect 1 */

	{ 0x000002A4, 0x009F },    /* R676   - Mic Detect 2 */

	{ 0x000002A5, 0x0000 },    /* R677   - Mic Detect 3 */
@@ -1439,6 +1446,7 @@ static bool wm5110_readable_register(struct device *dev, unsigned int reg) 
	case ARIZONA_ACCESSORY_DETECT_MODE_1:

	case ARIZONA_HEADPHONE_DETECT_1:

	case ARIZONA_HEADPHONE_DETECT_2:

	case ARIZONA_MICD_CLAMP_CONTROL:

	case ARIZONA_MIC_DETECT_1:

	case ARIZONA_MIC_DETECT_2:

	case ARIZONA_MIC_DETECT_3:

include/linux/mfd/core.h

+1 −1
Original line number Diff line number Diff line
@@ -98,7 +98,7 @@ static inline const struct mfd_cell *mfd_get_cell(struct platform_device *pdev) 
}



extern int mfd_add_devices(struct device *parent, int id,

			   struct mfd_cell *cells, int n_devs,

			   const struct mfd_cell *cells, int n_devs,

			   struct resource *mem_base,

			   int irq_base, struct irq_domain *irq_domain);