From 4511f9758bf8027c5ee01b654b3b1558ebb2d11a Mon Sep 17 00:00:00 2001 From: patacongo Date: Fri, 27 Apr 2012 18:29:04 +0000 Subject: More STM3240G-EVAL LCD updates git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4665 42af7a65-404d-4744-a932-0658087f49c3 --- apps/examples/nxhello/nxhello.h | 2 +- apps/examples/nxhello/nxhello_bkgd.c | 2 +- apps/examples/nxhello/nxhello_main.c | 2 +- apps/examples/nximage/nximage.h | 2 +- apps/examples/nximage/nximage_bkgd.c | 2 +- apps/examples/nximage/nximage_main.c | 2 +- nuttx/configs/stm3240g-eval/nsh/defconfig | 6 + nuttx/configs/stm3240g-eval/nxconsole/defconfig | 7 + nuttx/configs/stm3240g-eval/src/up_lcd.c | 4 +- nuttx/drivers/input/stmpe11.h | 71 ++++ nuttx/include/nuttx/input/stmpe11.h | 432 ++++++++++++++++++++++++ 11 files changed, 524 insertions(+), 8 deletions(-) create mode 100644 nuttx/drivers/input/stmpe11.h create mode 100644 nuttx/include/nuttx/input/stmpe11.h diff --git a/apps/examples/nxhello/nxhello.h b/apps/examples/nxhello/nxhello.h index 169285856..b4bff6c43 100644 --- a/apps/examples/nxhello/nxhello.h +++ b/apps/examples/nxhello/nxhello.h @@ -179,7 +179,7 @@ extern struct nxhello_data_s g_nxhello; /* NX callback vtables */ -extern const struct nx_callback_s g_bgcb; +extern const struct nx_callback_s g_nxhellocb; /**************************************************************************** * Public Function Prototypes diff --git a/apps/examples/nxhello/nxhello_bkgd.c b/apps/examples/nxhello/nxhello_bkgd.c index 93b7798e1..5c3ba68ae 100644 --- a/apps/examples/nxhello/nxhello_bkgd.c +++ b/apps/examples/nxhello/nxhello_bkgd.c @@ -116,7 +116,7 @@ static const char g_hello[] = "Hello, World!"; /* Background window call table */ -const struct nx_callback_s g_bgcb = +const struct nx_callback_s g_nxhellocb = { nxhello_redraw, /* redraw */ nxhello_position /* position */ diff --git a/apps/examples/nxhello/nxhello_main.c b/apps/examples/nxhello/nxhello_main.c index e71df98d1..cf8373856 100644 --- a/apps/examples/nxhello/nxhello_main.c +++ b/apps/examples/nxhello/nxhello_main.c @@ -256,7 +256,7 @@ int MAIN_NAME(int argc, char *argv[]) /* Get the background window */ - ret = nx_requestbkgd(g_nxhello.hnx, &g_bgcb, NULL); + ret = nx_requestbkgd(g_nxhello.hnx, &g_nxhellocb, NULL); if (ret < 0) { message(MAIN_NAME_STRING ": nx_setbgcolor failed: %d\n", errno); diff --git a/apps/examples/nximage/nximage.h b/apps/examples/nximage/nximage.h index 117eff671..a614ddc65 100644 --- a/apps/examples/nximage/nximage.h +++ b/apps/examples/nximage/nximage.h @@ -196,7 +196,7 @@ extern struct nximage_data_s g_nximage; /* NX callback vtables */ -extern const struct nx_callback_s g_bgcb; +extern const struct nx_callback_s g_nximagecb; /**************************************************************************** * Public Function Prototypes diff --git a/apps/examples/nximage/nximage_bkgd.c b/apps/examples/nximage/nximage_bkgd.c index e724b3a31..9199b573d 100644 --- a/apps/examples/nximage/nximage_bkgd.c +++ b/apps/examples/nximage/nximage_bkgd.c @@ -153,7 +153,7 @@ static struct nximage_run_t g_runs[NINPUT_ROWS]; /* Background window call table */ -const struct nx_callback_s g_bgcb = +const struct nx_callback_s g_nximagecb = { nximage_redraw, /* redraw */ nximage_position /* position */ diff --git a/apps/examples/nximage/nximage_main.c b/apps/examples/nximage/nximage_main.c index 3ddfb1c02..861cf0e61 100644 --- a/apps/examples/nximage/nximage_main.c +++ b/apps/examples/nximage/nximage_main.c @@ -253,7 +253,7 @@ int MAIN_NAME(int argc, char *argv[]) /* Get the background window */ - ret = nx_requestbkgd(g_nximage.hnx, &g_bgcb, NULL); + ret = nx_requestbkgd(g_nximage.hnx, &g_nximagecb, NULL); if (ret < 0) { message(MAIN_NAME_STRING ": nx_setbgcolor failed: %d\n", errno); diff --git a/nuttx/configs/stm3240g-eval/nsh/defconfig b/nuttx/configs/stm3240g-eval/nsh/defconfig index 3e6e768e5..70eee412f 100644 --- a/nuttx/configs/stm3240g-eval/nsh/defconfig +++ b/nuttx/configs/stm3240g-eval/nsh/defconfig @@ -1259,6 +1259,12 @@ CONFIG_LCD_LANDSCAPE=n CONFIG_LCD_PORTRAIT=n CONFIG_LCD_RPORTRAIT=y +# +# STM3240G-EVAL specific LCD settings +# +CONFIG_STM32_ILI9320_DISABLE=n +CONFIG_STM32_ILI9325_DISABLE=n + # # Settings for examples/uip # diff --git a/nuttx/configs/stm3240g-eval/nxconsole/defconfig b/nuttx/configs/stm3240g-eval/nxconsole/defconfig index f48f04f24..d845c7206 100644 --- a/nuttx/configs/stm3240g-eval/nxconsole/defconfig +++ b/nuttx/configs/stm3240g-eval/nxconsole/defconfig @@ -1259,6 +1259,13 @@ CONFIG_LCD_LANDSCAPE=y CONFIG_LCD_PORTRAIT=n CONFIG_LCD_RPORTRAIT=n + +# +# STM3240G-EVAL specific LCD settings +# +CONFIG_STM32_ILI9320_DISABLE=n +CONFIG_STM32_ILI9325_DISABLE=n + # # Settings for examples/uip # diff --git a/nuttx/configs/stm3240g-eval/src/up_lcd.c b/nuttx/configs/stm3240g-eval/src/up_lcd.c index c77af6ac0..4ab5c0258 100644 --- a/nuttx/configs/stm3240g-eval/src/up_lcd.c +++ b/nuttx/configs/stm3240g-eval/src/up_lcd.c @@ -914,7 +914,7 @@ static inline void stm3240g_lcdinitialize(void) { uint16_t id; - /* Check if the LCD is xxx Controller (or the compatible) */ + /* Check LCD ID */ id = stm3240g_readreg(LCD_REG_0); lcddbg("LCD ID: %04x\n", id); @@ -1197,6 +1197,6 @@ void stm3240g_lcdclear(uint16_t color) for (i = 0; i < STM3240G_XRES * STM3240G_YRES; i++) { LCD->value = color; - } + } } diff --git a/nuttx/drivers/input/stmpe11.h b/nuttx/drivers/input/stmpe11.h new file mode 100644 index 000000000..c02cff488 --- /dev/null +++ b/nuttx/drivers/input/stmpe11.h @@ -0,0 +1,71 @@ +/******************************************************************************************** + * drivers/input/stmpe11.h + * + * Copyright (C) 2012 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt + * + * References: + * "STMPE811 S-Touch® advanced resistive touchscreen controller with 8-bit + * GPIO expander," Doc ID 14489 Rev 6, CD00186725, STMicroelectronics" + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ********************************************************************************************/ + +#ifndef __DRIVERS_INPUT_STMPE11_H +#define __DRIVERS_INPUT_STMPE11_H + +/******************************************************************************************** + * Included Files + ********************************************************************************************/ + +/******************************************************************************************** + * Pre-Processor Definitions + ********************************************************************************************/ + +/******************************************************************************************** + * Public Types + ********************************************************************************************/ + +/******************************************************************************************** + * Public Function Prototypes + ********************************************************************************************/ + +#ifdef __cplusplus +#define EXTERN extern "C" +extern "C" { +#else +#define EXTERN extern +#endif + +#undef EXTERN +#ifdef __cplusplus +} +#endif + +#endif /* __DRIVERS_INPUT_STMPE11_H */ diff --git a/nuttx/include/nuttx/input/stmpe11.h b/nuttx/include/nuttx/input/stmpe11.h new file mode 100644 index 000000000..7f2d74130 --- /dev/null +++ b/nuttx/include/nuttx/input/stmpe11.h @@ -0,0 +1,432 @@ +/******************************************************************************************** + * include/nuttx/input/stmpe11.h + * + * Copyright (C) 2012 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt + * + * References: + * "STMPE811 S-Touch® advanced resistive touchscreen controller with 8-bit + * GPIO expander," Doc ID 14489 Rev 6, CD00186725, STMicroelectronics" + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ********************************************************************************************/ + +#ifndef __INCLUDE_NUTTX_INPUT_STMPE11_H +#define __INCLUDE_NUTTX_INPUT_STMPE11_H + +/******************************************************************************************** + * Included Files + ********************************************************************************************/ + +#include + +#include +#include + +#if defined(CONFIG_INPUT) && defined(CONFIG_INPUT_STMPE11) + +/******************************************************************************************** + * Pre-Processor Definitions + ********************************************************************************************/ +/* Configuration ****************************************************************************/ +/* The STMPE811 interfaces with the host CPU via a I2C or SPI interface. The pin IN_1 allows + * the selection of interface protocol at reset state. + */ + +#if !defined(CONFIG_STMPE11_SPI) && !defined(CONFIG_STMPE11_I2C) +# error "One of CONFIG_STMPE11_SPI or CONFIG_STMPE11_I2C must be defined" +#endif + +#if defined(CONFIG_STMPE11_SPI) && defined(CONFIG_STMPE11_I2C) +# error "Only one of CONFIG_STMPE11_SPI or CONFIG_STMPE11_I2C can be defined" +#endif + +/* Maximum number of threads than can be waiting for POLL events */ + +#ifndef CONFIG_STMPE11_NPOLLWAITERS +# define CONFIG_STMPE11_NPOLLWAITERS 2 +#endif + +/* Check for some required settings. This can save the user a lot of time + * in getting the right configuration. + */ + +#ifndef CONFIG_I2C_TRANSFER +# error "CONFIG_I2C_TRANSFER is required in the I2C configuration" +#endif + +#ifdef CONFIG_DISABLE_SIGNALS +# error "Signals are required. CONFIG_DISABLE_SIGNALS must not be selected." +#endif + +#ifndef CONFIG_SCHED_WORKQUEUE +# error "Work queue support required. CONFIG_SCHED_WORKQUEUE must be selected." +#endif + +/* I2C **************************************************************************************/ +/* STMPE11 Address: The STMPE11 may have 7-bit address 0x41 or 0x44, depending upon the + * state of the ADDR0 pin. + */ + +#define STMPE11_I2C_ADDRESS_MASK (0x78) /* Bits 3-7: Invariant part of STMPE11 address */ +#define STMPE11_I2C_ADDRESS (0x40) /* Bits 3-7: Always set at '0100 0xxR' */ +#define STMPE11_I2C_A1 (1 << 2) /* Bit 2: A1 */ +#define STMPE11_I2C_A0 (1 << 1) /* Bit 1: A0 */ +#define STMPE11_I2C_READ (1 << 0) /* Bit 0=1: Selects read operation */ +#define STMPE11_I2C_WRITE (0) /* Bit 0=0: Selects write operation */ + +/* I2C frequency */ + +#define STMPE11_I2C_MAXFREQUENCY 400000 /* 400KHz */ + +/* SPI **************************************************************************************/ +/* The device always operates in mode 0 */ + +#define STMPE11_SPI_MODE SPIDEV_MODE0 /* Mode 0 */ + +/* I2C frequency */ + +#define STMPE11_SPI_MAXFREQUENCY 1000000 /* 1MHz */ + +/* STMPE11 Registers ************************************************************************/ +/* Register Addresses */ + +#define STMPE11_CHIP_ID 0x00 /* Device identification (16-bit) */ +#define STMPE11_ID_VER 0x02 /* Revision number: 0x01=sample 0x03=final silicon */ +#define STMPE11_SYS_CTRL1 0x03 /* Reset control */ +#define STMPE11_SYS_CTRL2 0x04 /* Clock control */ +#define STMPE11_SPI_CFG 0x08 /* SPI interface configuration */ +#define STMPE11_INT_CTRL 0x09 /* Interrupt control register */ +#define STMPE11_INT_EN 0x0a /* Interrupt enable register */ +#define STMPE11_INT_STA 0x0b /* Interrupt status register */ +#define STMPE11_GPIO_EN 0x0c /* GPIO interrupt enable register */ +#define STMPE11_GPIO_INTSTA 0x0d /* GPIO interrupt status register */ +#define STMPE11_ADC_INTEN 0x0e /* ADC interrupt enable register */ +#define STMPE11_ADC_INTSTA 0x0f /* ADC interrupt status register */ +#define STMPE11_GPIO_SETPIN 0x10 /* GPIO set pin register */ +#define STMPE11_GPIO_CLRPIN 0x11 /* GPIO clear pin register */ +#define STMPE11_GPIO_MPSTA 0x12 /* GPIO monitor pin state register */ +#define STMPE11_GPIO_DIR 0x13 /* GPIO direction register */ +#define STMPE11_GPIO_ED 0x14 /* GPIO edge detect register */ +#define STMPE11_GPIO_RE 0x15 /* GPIO rising edge register */ +#define STMPE11_GPIO_FE 0x16 /* GPIO falling edge register */ +#define STMPE11_GPIO_AF 0x17 /* Alternate function register */ +#define STMPE11_ADC_CTRL1 0x20 /* ADC control */ +#define STMPE11_ADC_CTRL2 0x21 /* ADC control */ +#define STMPE11_ADC_CAPT 0x22 /* To initiate ADC data acquisition */ +#define STMPE11_ADC_DATACH0 0x30 /* ADC channel 0 (16-bit) */ +#define STMPE11_ADC_DATACH1 0x32 /* ADC channel 1 (16_bit) */ +#define STMPE11_ADC_DATACH2 0x34 /* ADC channel 2 (16-bit) */ +#define STMPE11_ADC_DATACH3 0x36 /* ADC channel 3 (16-bit) */ +#define STMPE11_ADC_DATACH4 0x38 /* ADC channel 4 (16-bit) */ +#define STMPE11_ADC_DATACH5 0x3a /* ADC channel 5 (16-bit) */ +#define STMPE11_ADC_DATACH6 0x3c /* ADC channel 6 (16-bit) */ +#define STMPE11_ADC_DATACH7 0x3e /* ADC channel 7 (16-bit) */ +#define STMPE11_TSC_CTRL 0x40 /* 4-wire touchscreen controller setup */ +#define STMPE11_TSWC_CFG 0x41 /* Touchscreen controller configuration */ +#define STMPE11_WDW_TRX 0x42 /* Window setup for top right X (16-bit) */ +#define STMPE11_WDW_TRY 0x44 /* Window setup for top right Y (16-bit) */ +#define STMPE11_WDW_BLX 0x46 /* Window setup for bottom left X (16-bit) */ +#define STMPE11_WDW_BLY 0x48 /* Window setup for bottom left Y (16-bit) */ +#define STMPE11_FIFO_TH 0x4a /* FIFO level to generate interrupt */ +#define STMPE11_FIFO_STA 0x4b /* Current status of FIFO */ +#define STMPE11_FIFO_SIZE 0x4c /* Current filled level of FIFO */ +#define STMPE11_TSC_DATAX 0x4d /* Data port for touchscreen (16-bit) */ +#define STMPE11_TSC_DATAY 0x4f /* Data port for touchscreen (16-bit) */ +#define STMPE11_TSC_DATAZ 0x51 /* Data port for touchscreen */ +#define STMPE11_TSC_DATAXYZ 0x52 /* Data port for touchscreen (32-bit) */ +#define STMPE11_TSC_FRACTIONZ 0x56 /* Touchscreen controller FRACTION_Z */ +#define STMPE11_TSC_DATA 0x57 /* Data port for touchscreen */ +#define STMPE11_TSC_IDRIVE 0x58 /* Touchscreen controller drive I */ +#define STMPE11_TSC_SHIELD 0x59 /* Touchscreen controller shield */ +#define STMPE11_TEMP_CTRL 0x60 /* Temperature sensor setup */ +#define STMPE11_TEMP_DATA 0x61 /* Temperature data access port */ +#define STMPE11_TEMP_TH 0x62 /* Threshold for temperature controlled interrupt */ + +/* Register bit definitions */ + +/* Device identification (16-bit) */ + +#define CHIP_ID 0x0811 + +/* Revision number: 0x01=sample 0x03=final silicon */ + +#define ID_VER_SAMPLE 0x01 +#define ID_VER_FINAL 0x03 + +/* Reset control */ + +#define SYS_CTRL1_HIBERNATE (1 << 0) /* Bit 0: Force the device into hibernation mode */ +#define SYS_CTRL1_SOFTRESET (1 << 1) /* Bit 1: Reset the STMPE811 */ + +/* Clock control */ + +#define SYS_CTRL2_ADC_OFF (1 << 0) /* Bit 0: Switch off clock to ADC */ +#define SYS_CTRL2_TSC_OFF (1 << 1) /* Bit 1: Switch off clock to touchscreen controller */ +#define SYS_CTRL2_GPIO_OFF (1 << 2) /* Bit 2: Switch off clock to GPIO */ +#define SYS_CTRL2_TS_OFF (1 << 3) /* Bit 3: Switch off clock to temperature sensor */ + +/* SPI interface configuration */ + +#define SPI_CFG_SPI_CLK_MOD0 (1 << 0) /* Bit 0: Value of SCAD/A0 pin at power-up reset */ +#define SPI_CFG_SPI_CLK_MOD1 (1 << 1) /* Bit 1: Value of SCAD/A0 pin at power-up reset */ +#define SPI_CFG_AUTO_INCR (1 << 2) /* Bit 2: Enable internally autoincremented addressing */ + +/* Interrupt control register */ + +#define INT_CTRL_GLOBAL_INT (1 << 0) /* Bit 0: Master interrupt enable */ +#define INT_CTRL_INT_TYPE (1 << 1) /* Bit 1: Type of interrupt signal. 1=edge */ +#define INT_CTRL_INT_POLARITY (1 << 2) /* Bit 2: Interrupt pin polarity. 1=active high */ + +/* Interrupt enable/status register */ + +#define INT_TOUCH_DET (1 << 0) /* Bit 0: Touch is detected */ +#define INT_FIFO_TH (1 << 1) /* Bit 1: FIFO is equal or above threshold value */ +#define INT_FIFO_OFLOW (1 << 2) /* Bit 2: FIFO is overflowed */ +#define INT_FIFO_FULL (1 << 3) /* Bit 3: FIFO is full */ +#define INT_FIFO_EMPTY (1 << 4) /* Bit 4: FIFO is empty */ +#define INT_TEMP_SENS (1 << 5) /* Bit 5: Temperature threshold triggering */ +#define INT_ADC (1 << 6) /* Bit 6: Any enabled ADC interrupts */ +#define INT_GPIO (1 << 7) /* Bit 7: Any enabled GPIO interrupts */ + + +/* GPIO interrupt enable/status register */ + +#define GPIO_INT(n) (1 << (n)) + +/* ADC interrupt enable/status register */ + +#define ADC_INT(n) (1 << (n)) + +/* GPIO set/clear/sta/dir/edge/rising/falling/af registers */ + +#define GPIO_PIN(n) (1 << (n)) + +/* ADC control */ + +#define ADC_CTRL1_REF_SEL (1 << 1) /* Bit 1: Selects internal/external, 1=external */ +#define ADC_CTRL1_MOD_12B (1 << 3) /* Bit 3: Selects 10/12-bit ADC operation, 1=12-bit */ +#define ADC_CTRL1_SAMPLE_TIME_SHIFT (4) /* Bits 4-6: ADC conversion time in number of clock */ +#define ADC_CTRL1_SAMPLE_TIME_MASK (7 << ADC_CTRL1_SAMPLE_TIME_SHIFT) +# define ADC_CTRL1_SAMPLE_TIME_36 (0 << ADC_CTRL1_SAMPLE_TIME_SHIFT) +# define ADC_CTRL1_SAMPLE_TIME_44 (1 << ADC_CTRL1_SAMPLE_TIME_SHIFT) +# define ADC_CTRL1_SAMPLE_TIME_56 (2 << ADC_CTRL1_SAMPLE_TIME_SHIFT) +# define ADC_CTRL1_SAMPLE_TIME_64 (3 << ADC_CTRL1_SAMPLE_TIME_SHIFT) +# define ADC_CTRL1_SAMPLE_TIME_80 (4 << ADC_CTRL1_SAMPLE_TIME_SHIFT) +# define ADC_CTRL1_SAMPLE_TIME_96 (5 << ADC_CTRL1_SAMPLE_TIME_SHIFT) +# define ADC_CTRL1_SAMPLE_TIME_124 (6 << ADC_CTRL1_SAMPLE_TIME_SHIFT) + +/* ADC control */ + +#define ADC_CTRL2_ADC_FREQ_SHIFT (0) /* Bits 0-1: Selects the clock speed of ADC */ +#define ADC_CTRL2_ADC_FREQ_MASK (3 << ADC_CTRL2_ADC_FREQ_SHIFT) +# define ADC_CTRL2_ADC_FREQ_1p625 (0 << ADC_CTRL2_ADC_FREQ_SHIFT) /* 00: 1.625 MHz typ. */ +# define ADC_CTRL2_ADC_FREQ_3p25 (1 << ADC_CTRL2_ADC_FREQ_SHIFT) /* 01: 3.25 MHz typ. */ +# define ADC_CTRL2_ADC_FREQ_6.5 (2 << ADC_CTRL2_ADC_FREQ_SHIFT) /* 1x: 6.5 MHz typ. */ + +/* To initiate ADC data acquisition */ + +#define ADC_CAPT_CH(n) (1 << (n)) + +/* 4-wire touchscreen controller setup */ + +#define TSC_CTRL_EN (1 << 0) /* Bit 0: Enable TSC */ +#define TSC_CTRL_OP_MOD_SHIFT (1) /* Bits 1-3: TSC operating mode */ +#define TSC_CTRL_OP_MOD_MASK (7 << TSC_CTRL_OP_MOD_SHIFT) +# define TSC_CTRL_OP_MOD_XYZ (0 << TSC_CTRL_OP_MOD_SHIFT) /* 000: X, Y, Z acquisition */ +# define TSC_CTRL_OP_MOD_XY (1 << TSC_CTRL_OP_MOD_SHIFT) /* 001: X, Y only */ +# define TSC_CTRL_OP_MOD_X (2 << TSC_CTRL_OP_MOD_SHIFT) /* 010: X only */ +# define TSC_CTRL_OP_MOD_Y (3 << TSC_CTRL_OP_MOD_SHIFT) /* 011: Y only */ +# define TSC_CTRL_OP_MOD_Z (4 << TSC_CTRL_OP_MOD_SHIFT) /* 100: Z only */ +#define TSC_CTRL_TRACK_SHIFT (4) /* Bits 4-6: Tracking index */ +#define TSC_CTRL_TRACK_MASK (7 << TSC_CTRL_TRACK_SHIFT) +#define TSC_CTRL_TRACK_NONE (0 << TSC_CTRL_TRACK_SHIFT) +#define TSC_CTRL_TRACK_4 (1 << TSC_CTRL_TRACK_SHIFT) +#define TSC_CTRL_TRACK_8 (2 << TSC_CTRL_TRACK_SHIFT) +#define TSC_CTRL_TRACK_16 (3 << TSC_CTRL_TRACK_SHIFT) +#define TSC_CTRL_TRACK_32 (4 << TSC_CTRL_TRACK_SHIFT) +#define TSC_CTRL_TRACK_64 (5 << TSC_CTRL_TRACK_SHIFT) +#define TSC_CTRL_TRACK_92 (6 << TSC_CTRL_TRACK_SHIFT) +#define TSC_CTRL_TRACK_127 (7 << TSC_CTRL_TRACK_SHIFT) +#define TSC_CTRL_TSC_STA (1 << 7) /* Bit 7: TSC status. 1=touch detected */ + +/* Touchscreen controller configuration */ + +#define TSWC_CFG_SETTLING_SHIFT (0) /* Bits 0-2: Panel driver settling time */ +#define TSWC_CFG_SETTLING_MASK (7 << TSWC_CFG_SETTLING_SHIFT) +# define TSWC_CFG_SETTLING_10US (0 << TSWC_CFG_SETTLING_SHIFT) +# define TSWC_CFG_SETTLING_100US (1 << TSWC_CFG_SETTLING_SHIFT) +# define TSWC_CFG_SETTLING_500US (2 << TSWC_CFG_SETTLING_SHIFT) +# define TSWC_CFG_SETTLING_1MS (3 << TSWC_CFG_SETTLING_SHIFT) +# define TSWC_CFG_SETTLING_5MS (4 << TSWC_CFG_SETTLING_SHIFT) +# define TSWC_CFG_SETTLING_10MS (5 << TSWC_CFG_SETTLING_SHIFT) +# define TSWC_CFG_SETTLING_50MS (6 << TSWC_CFG_SETTLING_SHIFT) +# define TSWC_CFG_SETTLING_100MS (7 << TSWC_CFG_SETTLING_SHIFT) +#define TSWC_CFG_TOUCH_DELAY_SHIFT (1) /* Bits 3-5: Touch detect delay */ +#define TSWC_CFG_TOUCH_DELAY_MASK (7 << TSWC_CFG_TOUCH_DELAY_SHIFT) +# define TSWC_CFG_TOUCH_DELAY_10US (0 << TSWC_CFG_TOUCH_DELAY_SHIFT) +# define TSWC_CFG_TOUCH_DELAY_50US (1 << TSWC_CFG_TOUCH_DELAY_SHIFT) +# define TSWC_CFG_TOUCH_DELAY_100US (1 << TSWC_CFG_TOUCH_DELAY_SHIFT) +# define TSWC_CFG_TOUCH_DELAY_500US (2 << TSWC_CFG_TOUCH_DELAY_SHIFT) +# define TSWC_CFG_TOUCH_DELAY_1MS (3 << TSWC_CFG_TOUCH_DELAY_SHIFT) +# define TSWC_CFG_TOUCH_DELAY_5MS (4 << TSWC_CFG_TOUCH_DELAY_SHIFT) +# define TSWC_CFG_TOUCH_DELAY_10MS (5 << TSWC_CFG_TOUCH_DELAY_SHIFT) +# define TSWC_CFG_TOUCH_DELAY_50MS (6 << TSWC_CFG_TOUCH_DELAY_SHIFT) +#define TSWC_CFG_AVE_CTRL_SHIFT (6) /* Bits 6-7: Average control */ +#define TSWC_CFG_AVE_CTRL_MASK (3 << TSWC_CFG_AVE_CTRL_SHIFT) +# define TSWC_CFG_AVE_CTRL_1SAMPLE (0 << TSWC_CFG_AVE_CTRL_SHIFT) +# define TSWC_CFG_AVE_CTRL_2SAMPLES (1 << TSWC_CFG_AVE_CTRL_SHIFT) +# define TSWC_CFG_AVE_CTRL_4SAMPLES (2 << TSWC_CFG_AVE_CTRL_SHIFT) +# define TSWC_CFG_AVE_CTRL_8SAMPLES (3 << TSWC_CFG_AVE_CTRL_SHIFT) + +/* Current status of FIFO */ + +#define FIFO_STA_FIFO_RESET (1 << 0) /* Bit 0: Resets FIFO. All data in FIFO are cleared */ +#define FIFO_STA_FIFO_TH_TRIG (1 << 4) /* Bit 0: 1 = FIFO size is at or beyond threshold */ +#define FIFO_STA_FIFO_EMPTY (1 << 5) /* Bit 0: FIFO is empty */ +#define FIFO_STA_FIFO_FULL (1 << 6) /* Bit 0: FIFO is full */ +#define FIFO_STA_FIFO_OFLOW (1 << 7) /* Bit 0: FIFO is overflow */ + +/* Touchscreen controller FRACTION_Z */ + +#define TSC_FRACTIONZ_MASK 0x07 + +/* Touchscreen controller drive I */ + +#define TSC_IDRIVE (1 << 0) /* Bit 0: MAX current on TSC driving channel */ + +/* Touchscreen controller shield */ + +#define TSC_SHIELD_YM (1 << 0) /* Bit 0: Ground Y- */ +#define TSC_SHIELD_YP (1 << 1) /* Bit 1: Ground Y+ */ +#define TSC_SHIELD_XM (1 << 2) /* Bit 2: Ground X- */ +#define TSC_SHIELD_XP (1 << 3) /* Bit 3: Ground X+ */ + +/* Temperature sensor setup */ + +#define TEMP_CTRL_ENABLE (1 << 0) /* Bit 0: Enable */ +#define TEMP_CTRL_ACQ (1 << 1) /* Bit 1: Acquire */ +#define TEMP_CTRL_ACQ_MOD (1 << 2) /* Bit 2: 0=once, 1=every 10MS */ +#define TEMP_CTRL_THRES_EN (1 << 3) /* Bit 3: Threshold enable */ +#define TEMP_CTRL_THRES_RANGE (1 << 4) /* Bit 4: temperature threshold enable, 0='>=' 1='<' */ + +/******************************************************************************************** + * Public Types + ********************************************************************************************/ + +/* A reference to a structure of this type must be passed to the STMPE11 + * driver. This structure provides information about the configuration + * of the STMPE11 and provides some board-specific hooks. + * + * Memory for this structure is provided by the caller. It is not copied + * by the driver and is presumed to persist while the driver is active. The + * memory must be writable because, under certain circumstances, the driver + * may modify the frequency. + */ + +struct stmpe11_config_s +{ + /* Device characterization */ + + uint8_t address; /* 7-bit I2C address (only bits 0-6 used) */ + uint32_t frequency; /* I2C frequency */ + + /* If multiple STMPE11 devices are supported, then an IRQ number must + * be provided for each so that their interrupts can be distinguished. + */ + +#ifndef CONFIG_STMPE11_MULTIPLE + int irq; /* IRQ number received by interrupt handler. */ +#endif + + /* IRQ/GPIO access callbacks. These operations all hidden behind + * callbacks to isolate the STMPE11 driver from differences in GPIO + * interrupt handling by varying boards and MCUs. If possible, + * interrupts should be configured on both rising and falling edges + * so that contact and loss-of-contact events can be detected. + * + * attach - Attach the STMPE11 interrupt handler to the GPIO interrupt + * enable - Enable or disable the GPIO interrupt + * clear - Acknowledge/clear any pending GPIO interrupt + * pendown - Return the state of the pen down GPIO input + */ + + int (*attach)(FAR struct stmpe11_config_s *state, xcpt_t isr); + void (*enable)(FAR struct stmpe11_config_s *state, bool enable); + void (*clear)(FAR struct stmpe11_config_s *state); + bool (*pendown)(FAR struct stmpe11_config_s *state); +}; + +/******************************************************************************************** + * Public Function Prototypes + ********************************************************************************************/ + +#ifdef __cplusplus +#define EXTERN extern "C" +extern "C" { +#else +#define EXTERN extern +#endif + +/******************************************************************************************** + * Name: stmpe11_register + * + * Description: + * Configure the STMPE11 to use the provided I2C device instance. This + * will register the driver as /dev/inputN where N is the minor device + * number + * + * Input Parameters: + * dev - An I2C or SPI driver instance + * config - Persistant board configuration data + * minor - The input device minor number + * + * Returned Value: + * Zero is returned on success. Otherwise, a negated errno value is + * returned to indicate the nature of the failure. + * + ********************************************************************************************/ + +#ifdef CONFIG_STMPE11_SPI +EXTERN int stmpe11_register(FAR struct spi_dev_s *dev, + FAR struct stmpe11_config_s *config, + int minor); +#else +EXTERN int stmpe11_register(FAR struct i2c_dev_s *dev, + FAR struct stmpe11_config_s *config, + int minor); +#endif + +#undef EXTERN +#ifdef __cplusplus +} +#endif + +#endif /* CONFIG_INPUT && CONFIG_INPUT_STMPE11 */ +#endif /* __INCLUDE_NUTTX_INPUT_STMPE11_H */ -- cgit v1.2.3