4 files changed, 106 insertions, 2 deletions

diff --git a/include/linux/mfd/ti_ssp.h b/include/linux/mfd/ti_ssp.h
new file mode 100644
index 000000000000..dbb4b43bd20e
--- /dev/null
+++ b/include/linux/mfd/ti_ssp.h
@@ -0,0 +1,93 @@
+/*
+ * Sequencer Serial Port (SSP) driver for Texas Instruments' SoCs
+ *
+ * Copyright (C) 2010 Texas Instruments Inc
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef __TI_SSP_H__
+#define __TI_SSP_H__
+
+struct ti_ssp_dev_data {
+        const char      *dev_name;
+        void            *pdata;
+        size_t          pdata_size;
+};
+
+struct ti_ssp_data {
+        unsigned long           out_clock;
+        struct ti_ssp_dev_data  dev_data[2];
+};
+
+struct ti_ssp_spi_data {
+        unsigned long   iosel;
+        int             num_cs;
+        void            (*select)(int cs);
+};
+
+/*
+ * Sequencer port IO pin configuration bits.  These do not correlate 1-1 with
+ * the hardware.  The iosel field in the port data combines iosel1 and iosel2,
+ * and is therefore not a direct map to register space.  It is best to use the
+ * macros below to construct iosel values.
+ *
+ * least significant 16 bits --> iosel1
+ * most significant 16 bits  --> iosel2
+ */
+
+#define SSP_IN                  0x0000
+#define SSP_DATA                0x0001
+#define SSP_CLOCK               0x0002
+#define SSP_CHIPSEL             0x0003
+#define SSP_OUT                 0x0004
+#define SSP_PIN_SEL(pin, v)     ((v) << ((pin) * 3))
+#define SSP_PIN_MASK(pin)       SSP_PIN_SEL(pin, 0x7)
+#define SSP_INPUT_SEL(pin)      ((pin) << 16)
+
+/* Sequencer port config bits */
+#define SSP_EARLY_DIN           BIT(8)
+#define SSP_DELAY_DOUT          BIT(9)
+
+/* Sequence map definitions */
+#define SSP_CLK_HIGH            BIT(0)
+#define SSP_CLK_LOW             0
+#define SSP_DATA_HIGH           BIT(1)
+#define SSP_DATA_LOW            0
+#define SSP_CS_HIGH             BIT(2)
+#define SSP_CS_LOW              0
+#define SSP_OUT_MODE            BIT(3)
+#define SSP_IN_MODE             0
+#define SSP_DATA_REG            BIT(4)
+#define SSP_ADDR_REG            0
+
+#define SSP_OPCODE_DIRECT       ((0x0) << 5)
+#define SSP_OPCODE_TOGGLE       ((0x1) << 5)
+#define SSP_OPCODE_SHIFT        ((0x2) << 5)
+#define SSP_OPCODE_BRANCH0      ((0x4) << 5)
+#define SSP_OPCODE_BRANCH1      ((0x5) << 5)
+#define SSP_OPCODE_BRANCH       ((0x6) << 5)
+#define SSP_OPCODE_STOP         ((0x7) << 5)
+#define SSP_BRANCH(addr)        ((addr) << 8)
+#define SSP_COUNT(cycles)       ((cycles) << 8)
+
+int ti_ssp_raw_read(struct device *dev);
+int ti_ssp_raw_write(struct device *dev, u32 val);
+int ti_ssp_load(struct device *dev, int offs, u32* prog, int len);
+int ti_ssp_run(struct device *dev, u32 pc, u32 input, u32 *output);
+int ti_ssp_set_mode(struct device *dev, int mode);
+int ti_ssp_set_iosel(struct device *dev, u32 iosel);
+
+#endif /* __TI_SSP_H__ */
diff --git a/include/linux/mfd/wm8994/core.h b/include/linux/mfd/wm8994/core.h
index 3fd36845ca45..ef4f0b6083a3 100644
--- a/include/linux/mfd/wm8994/core.h
+++ b/include/linux/mfd/wm8994/core.h
@@ -71,6 +71,7 @@ struct wm8994 {
         u16 irq_masks_cache[WM8994_NUM_IRQ_REGS];
 
         /* Used over suspend/resume */
+        bool suspended;
         u16 ldo_regs[WM8994_NUM_LDO_REGS];
         u16 gpio_regs[WM8994_NUM_GPIO_REGS];
 
diff --git a/include/linux/mfd/wm8994/pdata.h b/include/linux/mfd/wm8994/pdata.h
index 9eab263658be..466b1c777aff 100644
--- a/include/linux/mfd/wm8994/pdata.h
+++ b/include/linux/mfd/wm8994/pdata.h
@@ -103,13 +103,21 @@ struct wm8994_pdata {
         unsigned int lineout1fb:1;
         unsigned int lineout2fb:1;
 
-        /* Microphone biases: 0=0.9*AVDD1 1=0.65*AVVD1 */
+        /* IRQ for microphone detection if brought out directly as a
+         * signal.
+         */
+        int micdet_irq;
+
+        /* WM8994 microphone biases: 0=0.9*AVDD1 1=0.65*AVVD1 */
         unsigned int micbias1_lvl:1;
         unsigned int micbias2_lvl:1;
 
-        /* Jack detect threashold levels, see datasheet for values */
+        /* WM8994 jack detect threashold levels, see datasheet for values */
         unsigned int jd_scthr:2;
         unsigned int jd_thr:2;
+
+        /* WM8958 microphone bias configuration */
+        int micbias[2];
 };
 
 #endif
diff --git a/include/linux/mfd/wm8994/registers.h b/include/linux/mfd/wm8994/registers.h
index be072faec6f0..f3ee84284670 100644
--- a/include/linux/mfd/wm8994/registers.h
+++ b/include/linux/mfd/wm8994/registers.h
@@ -63,6 +63,8 @@
 #define WM8994_MICBIAS                          0x3A
 #define WM8994_LDO_1                            0x3B
 #define WM8994_LDO_2                            0x3C
+#define WM8958_MICBIAS1                         0x3D
+#define WM8958_MICBIAS2                         0x3E
 #define WM8994_CHARGE_PUMP_1                    0x4C
 #define WM8958_CHARGE_PUMP_2                    0x4D
 #define WM8994_CLASS_W_1                        0x51