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Commit ca23f8c1 authored by Mark Brown's avatar Mark Brown Committed by Samuel Ortiz
Browse files

mfd: Add WM8351 support 



The WM8351 is a WM8350 variant. As well as register default changes the
WM8351 has fewer voltage and current regulators than the WM8350.

Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: default avatarSamuel Ortiz <sameo@openedhand.com>
parent 645524a9

drivers/mfd/Kconfig

+16 −0
Original line number Diff line number Diff line
@@ -143,6 +143,22 @@ config MFD_WM8350_CONFIG_MODE_3 
	bool

	depends on MFD_WM8350



config MFD_WM8351_CONFIG_MODE_0

	bool

	depends on MFD_WM8350



config MFD_WM8351_CONFIG_MODE_1

	bool

	depends on MFD_WM8350



config MFD_WM8351_CONFIG_MODE_2

	bool

	depends on MFD_WM8350



config MFD_WM8351_CONFIG_MODE_3

	bool

	depends on MFD_WM8350



config MFD_WM8352_CONFIG_MODE_0

	bool

	depends on MFD_WM8350

drivers/mfd/wm8350-core.c

+47 −0
Original line number Diff line number Diff line
@@ -1169,6 +1169,36 @@ static int wm8350_create_cache(struct wm8350 *wm8350, int type, int mode) 
			return -EINVAL;

		}



	case 1:

		switch (mode) {

#ifdef CONFIG_MFD_WM8351_CONFIG_MODE_0

		case 0:

			reg_map = wm8351_mode0_defaults;

			break;

#endif

#ifdef CONFIG_MFD_WM8351_CONFIG_MODE_1

		case 1:

			reg_map = wm8351_mode1_defaults;

			break;

#endif

#ifdef CONFIG_MFD_WM8351_CONFIG_MODE_2

		case 2:

			reg_map = wm8351_mode2_defaults;

			break;

#endif

#ifdef CONFIG_MFD_WM8351_CONFIG_MODE_3

		case 3:

			reg_map = wm8351_mode3_defaults;

			break;

#endif

		default:

			dev_err(wm8350->dev,

				"WM8351 configuration mode %d not supported\n",

				mode);

			return -EINVAL;

		}

		break;



	case 2:

		switch (mode) {

#ifdef CONFIG_MFD_WM8352_CONFIG_MODE_0
@@ -1327,6 +1357,23 @@ int wm8350_device_init(struct wm8350 *wm8350, int irq, 
		}

		break;



	case 1:

		wm8350->pmic.max_dcdc = WM8350_DCDC_4;

		wm8350->pmic.max_isink = WM8350_ISINK_A;



		switch (chip_rev) {

		case 0:

			dev_info(wm8350->dev, "WM8351 Rev A\n");

			wm8350->power.rev_g_coeff = 1;

			break;



		default:

			dev_err(wm8350->dev, "Unknown WM8351 CHIP_REV\n");

			ret = -ENODEV;

			goto err;

		}

		break;



	case 2:

		wm8350->pmic.max_dcdc = WM8350_DCDC_6;

		wm8350->pmic.max_isink = WM8350_ISINK_B;

drivers/mfd/wm8350-i2c.c

+1 −0
Original line number Diff line number Diff line
@@ -97,6 +97,7 @@ static int wm8350_i2c_remove(struct i2c_client *i2c) 


static const struct i2c_device_id wm8350_i2c_id[] = {

       { "wm8350", 0 },

       { "wm8351", 0 },

       { "wm8352", 0 },

       { }

};

drivers/mfd/wm8350-regmap.c

+1044 −0

File changed.

Preview size limit exceeded, changes collapsed.

include/linux/mfd/wm8350/core.h

+4 −0
Original line number Diff line number Diff line
@@ -589,6 +589,10 @@ extern const u16 wm8350_mode0_defaults[]; 
extern const u16 wm8350_mode1_defaults[];

extern const u16 wm8350_mode2_defaults[];

extern const u16 wm8350_mode3_defaults[];

extern const u16 wm8351_mode0_defaults[];

extern const u16 wm8351_mode1_defaults[];

extern const u16 wm8351_mode2_defaults[];

extern const u16 wm8351_mode3_defaults[];

extern const u16 wm8352_mode0_defaults[];

extern const u16 wm8352_mode1_defaults[];

extern const u16 wm8352_mode2_defaults[];