diff options
-rw-r--r-- | nuttx/arch/arm/src/lpc214x/chip.h | 36 | ||||
-rw-r--r-- | nuttx/arch/arm/src/lpc214x/lpc214x_head.S | 1 | ||||
-rw-r--r-- | nuttx/arch/arm/src/lpc214x/lpc214x_lowputc.S | 1 | ||||
-rw-r--r-- | nuttx/arch/arm/src/lpc214x/lpc214x_pinsel.h | 259 | ||||
-rw-r--r-- | nuttx/arch/arm/src/lpc214x/lpc214x_serial.c | 1 | ||||
-rw-r--r-- | nuttx/arch/arm/src/lpc214x/lpc214x_spi.h | 166 |
6 files changed, 447 insertions, 17 deletions
diff --git a/nuttx/arch/arm/src/lpc214x/chip.h b/nuttx/arch/arm/src/lpc214x/chip.h index 74e976dfb..6a4803b17 100644 --- a/nuttx/arch/arm/src/lpc214x/chip.h +++ b/nuttx/arch/arm/src/lpc214x/chip.h @@ -181,23 +181,25 @@ #define LPC214X_AD_ADDR7_OFFSET 0x2c /* A/D Chanel 0 Data Register */ #define LPC214X_AD_ADSTAT_OFFSET 0x30 /* A/D Status Register */ -/* Pin function select registers (these are normally referenced as offsets) */ - -#define LPC214X_PINSEL0 (LPC214X_PINSEL_BASE + LPC214X_PINSEL0_OFFSET) -#define LPC214X_PINSEL1 (LPC214X_PINSEL_BASE + LPC214X_PINSEL1_OFFSET) -#define LPC214X_PINSEL2 (LPC214X_PINSEL_BASE + LPC214X_PINSEL2_OFFSET) - -/* SPI register offsets */ - -#define LPC214X_SPI_CR0_OFFSET 0x00 /* Control Register 0 */ -#define LPC214X_SPI_CR1_OFFSET 0x04 /* Control Register 1 */ -#define LPC214X_SPI_DR_OFFSET 0x08 /* Data Register */ -#define LPC214X_SPI_SR_OFFSET 0x0c /* Status Register */ -#define LPC214X_SPI_CPSR_OFFSET 0x10 /* Clock Pre-Scale Regisrer */ -#define LPC214X_SPI_IMSC_OFFSET 0x14 /* Interrupt Mask Set and Clear Register */ -#define LPC214X_SPI_RIS_OFFSET 0x18 /* Raw Interrupt Status Register */ -#define LPC214X_SPI_MIS_OFFSET 0x1c /* Masked Interrupt Status Register */ -#define LPC214X_SPI_ICR_OFFSET 0x20 /* Interrupt Clear Register */ +/* SPI0 register offsets */ + +#define LPC214X_SPI0_CR_OFFSET 0x00 /* Control Register 0 */ +#define LPC214X_SPI0_SR_OFFSET 0x04 /* Control Register 1 */ +#define LPC214X_SPI0_DR_OFFSET 0x08 /* Data Register */ +#define LPC214X_SPI0_CCR_OFFSET 0x0c /* Status Register */ +#define LPC214X_SPI0_INT_OFFSET 0x1c /* Clock Pre-Scale Regisrer */ + +/* SPI1 register offsets */ + +#define LPC214X_SPI1_CR0_OFFSET 0x00 /* Control Register 0 */ +#define LPC214X_SPI1_CR1_OFFSET 0x04 /* Control Register 1 */ +#define LPC214X_SPI1_DR_OFFSET 0x08 /* Data Register */ +#define LPC214X_SPI1_SR_OFFSET 0x0c /* Status Register */ +#define LPC214X_SPI1_CPSR_OFFSET 0x10 /* Clock Pre-Scale Regisrer */ +#define LPC214X_SPI1_IMSC_OFFSET 0x14 /* Interrupt Mask Set and Clear Register */ +#define LPC214X_SPI1_RIS_OFFSET 0x18 /* Raw Interrupt Status Register */ +#define LPC214X_SPI1_MIS_OFFSET 0x1c /* Masked Interrupt Status Register */ +#define LPC214X_SPI1_ICR_OFFSET 0x20 /* Interrupt Clear Register */ /* RTC register offsets */ diff --git a/nuttx/arch/arm/src/lpc214x/lpc214x_head.S b/nuttx/arch/arm/src/lpc214x/lpc214x_head.S index d9ade6782..9f90113fc 100644 --- a/nuttx/arch/arm/src/lpc214x/lpc214x_head.S +++ b/nuttx/arch/arm/src/lpc214x/lpc214x_head.S @@ -43,6 +43,7 @@ #include "chip.h" #include "lpc214x_pll.h" #include "lpc214x_apb.h" +#include "lpc214x_pinsel.h" #include "up_internal.h" #include "up_arch.h" diff --git a/nuttx/arch/arm/src/lpc214x/lpc214x_lowputc.S b/nuttx/arch/arm/src/lpc214x/lpc214x_lowputc.S index 5e00d15cf..190a33b37 100644 --- a/nuttx/arch/arm/src/lpc214x/lpc214x_lowputc.S +++ b/nuttx/arch/arm/src/lpc214x/lpc214x_lowputc.S @@ -40,6 +40,7 @@ #include <nuttx/config.h> #include "up_internal.h" #include "up_arch.h" +#include "lpc214x_pinsel.h" #include "lpc214x_uart.h" /************************************************************************** diff --git a/nuttx/arch/arm/src/lpc214x/lpc214x_pinsel.h b/nuttx/arch/arm/src/lpc214x/lpc214x_pinsel.h new file mode 100644 index 000000000..e3f793f09 --- /dev/null +++ b/nuttx/arch/arm/src/lpc214x/lpc214x_pinsel.h @@ -0,0 +1,259 @@ +/************************************************************************************ + * arch/arm/src/lpc214x/lpc214x_pinsl.h + * + * Copyright (C) 2008 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * + * 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 _ARCH_ARM_SRC_LPC214X_PINSEL_H +#define _ARCH_ARM_SRC_LPC214X_PINSEL_H + +/************************************************************************************ + * Included Files + ************************************************************************************/ + +/************************************************************************************ + * Definitions + ************************************************************************************/ + +/* Register address definitions *****************************************************/ + +#define LPC214X_PINSEL0 (LPC214X_PINSEL_BASE + LPC214X_PINSEL0_OFFSET) +#define LPC214X_PINSEL1 (LPC214X_PINSEL_BASE + LPC214X_PINSEL1_OFFSET) +#define LPC214X_PINSEL2 (LPC214X_PINSEL_BASE + LPC214X_PINSEL2_OFFSET) + +/* Register bit definitions *********************************************************/ + +#define LPC214X_PINSEL0_P00_GPIO (0x00000000) +#define LPC214X_PINSEL0_P00_TXD0 (0x00000001) +#define LPC214X_PINSEL0_P00_PWM1 (0x00000002) +#define LPC214X_PINSEL0_P00_RSVD3 (0x00000003) +#define LPC214X_PINSEL0_P00_MASK (0x00000003) + +#define LPC214X_PINSEL0_P01_GPIO (0x00000000) +#define LPC214X_PINSEL0_P01_RXD0 (0x00000004) +#define LPC214X_PINSEL0_P01_PWM3 (0x00000008) +#define LPC214X_PINSEL0_P01_EINT0 (0x0000000c) +#define LPC214X_PINSEL0_P01_MASK (0x0000000c) + +#define LPC214X_PINSEL0_P02_GPIO (0x00000000) +#define LPC214X_PINSEL0_P02_SCL0 (0x00000010) +#define LPC214X_PINSEL0_P02_CAP00 (0x00000020) +#define LPC214X_PINSEL0_P02_RSVD3 (0x00000030) +#define LPC214X_PINSEL0_P02_MASK (0x00000030) + +#define LPC214X_PINSEL0_P03_GPIO (0x00000000) +#define LPC214X_PINSEL0_P03_SDA0 (0x00000040) +#define LPC214X_PINSEL0_P03_MAT00 (0x00000080) +#define LPC214X_PINSEL0_P03_EINT1 (0x000000c0) +#define LPC214X_PINSEL0_P03_MASK (0x000000c0) + +#define LPC214X_PINSEL0_P04_GPIO (0x00000000) +#define LPC214X_PINSEL0_P04_SCK0 (0x00000100) +#define LPC214X_PINSEL0_P04_CAP01 (0x00000200) +#define LPC214X_PINSEL0_P04_RSVD3 (0x00000300) +#define LPC214X_PINSEL0_P04_MASK (0x00000300) + +#define LPC214X_PINSEL0_P05_GPIO (0x00000000) +#define LPC214X_PINSEL0_P05_MISO0 (0x00000400) +#define LPC214X_PINSEL0_P05_MAT01 (0x00000800) +#define LPC214X_PINSEL0_P05_AD06 (0x00000c00) +#define LPC214X_PINSEL0_P05_MASK (0x00000c00) + +#define LPC214X_PINSEL0_P06_GPIO (0x00000000) +#define LPC214X_PINSEL0_P06_MOSI0 (0x00001000) +#define LPC214X_PINSEL0_P06_CAP02 (0x00002000) +#define LPC214X_PINSEL0_P06_AD10 (0x00003000) +#define LPC214X_PINSEL0_P06_MASK (0x00003000) + +#define LPC214X_PINSEL0_P07_GPIO (0x00000000) +#define LPC214X_PINSEL0_P07_SSEL0 (0x00004000) +#define LPC214X_PINSEL0_P07_PWM2 (0x00008000) +#define LPC214X_PINSEL0_P07_EINT2 (0x0000c000) +#define LPC214X_PINSEL0_P07_MASK (0x0000c000) + +#define LPC214X_PINSEL0_P08_GPIO (0x00000000) +#define LPC214X_PINSEL0_P08_TXD1 (0x00010000) +#define LPC214X_PINSEL0_P08_PWM4 (0x00020000) +#define LPC214X_PINSEL0_P08_AD11 (0x00030000) +#define LPC214X_PINSEL0_P08_MASK (0x00030000) + +#define LPC214X_PINSEL0_P09_GPIO (0x00000000) +#define LPC214X_PINSEL0_P09_RXD1 (0x00040000) +#define LPC214X_PINSEL0_P09_PWM6 (0x00080000) +#define LPC214X_PINSEL0_P09_EINT3 (0x000c0000) +#define LPC214X_PINSEL0_P09_MASK (0x000c0000) + +#define LPC214X_PINSEL0_P010_GPIO (0x00000000) +#define LPC214X_PINSEL0_P010_RTS1 (0x00100000) +#define LPC214X_PINSEL0_P010_CAP10 (0x00200000) +#define LPC214X_PINSEL0_P010_AD12 (0x00300000) +#define LPC214X_PINSEL0_P010_MASK (0x00300000) + +#define LPC214X_PINSEL0_P011_GPIO (0x00000000) +#define LPC214X_PINSEL0_P011_CTS1 (0x00400000) +#define LPC214X_PINSEL0_P011_CAP11 (0x00800000) +#define LPC214X_PINSEL0_P011_SCL1 (0x00c00000) +#define LPC214X_PINSEL0_P011_MASK (0x00c00000) + +#define LPC214X_PINSEL0_P012_GPIO (0x00000000) +#define LPC214X_PINSEL0_P012_DSR1 (0x01000000) +#define LPC214X_PINSEL0_P012_MAT10 (0x02000000) +#define LPC214X_PINSEL0_P012_AD13 (0x03000000) +#define LPC214X_PINSEL0_P012_MASK (0x03000000) + +#define LPC214X_PINSEL0_P013_GPIO (0x00000000) +#define LPC214X_PINSEL0_P013_DTR1 (0x04000000) +#define LPC214X_PINSEL0_P013_MAT11 (0x08000000) +#define LPC214X_PINSEL0_P013_AD14 (0x0c000000) +#define LPC214X_PINSEL0_P013_MASK (0x0c000000) + +#define LPC214X_PINSEL0_P014_GPIO (0x00000000) +#define LPC214X_PINSEL0_P014_DCD1 (0x10000000) +#define LPC214X_PINSEL0_P014_EINT1 (0x20000000) +#define LPC214X_PINSEL0_P014_SDA1 (0x30000000) +#define LPC214X_PINSEL0_P014_MASK (0x30000000) + +#define LPC214X_PINSEL0_P015_GPIO (0x00000000) +#define LPC214X_PINSEL0_P015_RI1 (0x40000000) +#define LPC214X_PINSEL0_P015_EINT2 (0x80000000) +#define LPC214X_PINSEL0_P015_AD15 (0xc0000000) +#define LPC214X_PINSEL0_P015_MASK (0xc0000000) + +#define LPC214X_PINSEL1_P016_GPIO (0x00000000) +#define LPC214X_PINSEL1_P016_EINT0 (0x00000001) +#define LPC214X_PINSEL1_P016_MAT02 (0x00000002) +#define LPC214X_PINSEL1_P016_CAP02 (0x00000003) +#define LPC214X_PINSEL1_P016_MASK (0x00000003) + +#define LPC214X_PINSEL1_P017_GPIO (0x00000000) +#define LPC214X_PINSEL1_P017_CAP12 (0x00000004) +#define LPC214X_PINSEL1_P017_SCK1 (0x00000008) +#define LPC214X_PINSEL1_P017_MAT12 (0x0000000c) +#define LPC214X_PINSEL1_P017_MASK (0x0000000c) + +#define LPC214X_PINSEL1_P018_GPIO (0x00000000) +#define LPC214X_PINSEL1_P018_CAP13 (0x00000010) +#define LPC214X_PINSEL1_P018_MISO1 (0x00000020) +#define LPC214X_PINSEL1_P018_MAT13 (0x00000030) +#define LPC214X_PINSEL1_P018_MASK (0x00000030) + +#define LPC214X_PINSEL1_P019_GPIO (0x00000000) +#define LPC214X_PINSEL1_P019_MAT12 (0x00000040) +#define LPC214X_PINSEL1_P019_MOSI1 (0x00000080) +#define LPC214X_PINSEL1_P019_CAP12 (0x000000c0) +#define LPC214X_PINSEL1_P019_MASK (0x000000c0) + +#define LPC214X_PINSEL1_P020_GPIO (0x00000000) +#define LPC214X_PINSEL1_P020_MAT13 (0x00000100) +#define LPC214X_PINSEL1_P020_SSEL1 (0x00000200) +#define LPC214X_PINSEL1_P020_EINT3 (0x00000300) +#define LPC214X_PINSEL1_P020_MASK (0x00000300) + +#define LPC214X_PINSEL1_P021_GPIO (0x00000000) +#define LPC214X_PINSEL1_P021_PWM5 (0x00000400) +#define LPC214X_PINSEL1_P021_AD16 (0x00000800) +#define LPC214X_PINSEL1_P021_CAP13 (0x00000c00) +#define LPC214X_PINSEL1_P021_MASK (0x00000c00) + +#define LPC214X_PINSEL1_P022_GPIO (0x00000000) +#define LPC214X_PINSEL1_P022_AD17 (0x00001000) +#define LPC214X_PINSEL1_P022_CAP00 (0x00002000) +#define LPC214X_PINSEL1_P022_MAT00 (0x00003000) +#define LPC214X_PINSEL1_P022_MASK (0x00003000) + +#define LPC214X_PINSEL1_P023_GPIO (0x00000000) +#define LPC214X_PINSEL1_P023_VBUS (0x00004000) +#define LPC214X_PINSEL1_P023_RSVD2 (0x00008000) +#define LPC214X_PINSEL1_P023_RSVD3 (0x0000c000) +#define LPC214X_PINSEL1_P023_MASK (0x0000c000) + +#define LPC214X_PINSEL1_P024_RSVD0 (0x00000000) +#define LPC214X_PINSEL1_P024_RSVD1 (0x00010000) +#define LPC214X_PINSEL1_P024_RSVD2 (0x00020000) +#define LPC214X_PINSEL1_P024_RSVD3 (0x00030000) +#define LPC214X_PINSEL1_P024_MASK (0x00030000) + +#define LPC214X_PINSEL1_P025_GPIO (0x00000000) +#define LPC214X_PINSEL1_P025_AD04 (0x00040000) +#define LPC214X_PINSEL1_P025_AOUT (0x00080000) +#define LPC214X_PINSEL1_P025_RSVD3 (0x000c0000) +#define LPC214X_PINSEL1_P025_MASK (0x000c0000) + +#define LPC214X_PINSEL1_P026_RSVD0 (0x00000000) +#define LPC214X_PINSEL1_P026_RSVD1 (0x00100000) +#define LPC214X_PINSEL1_P026_RSVD2 (0x00200000) +#define LPC214X_PINSEL1_P026_RSVD3 (0x00300000) +#define LPC214X_PINSEL1_P026_MASK (0x00300000) + +#define LPC214X_PINSEL1_P027_RSVD0 (0x00000000) +#define LPC214X_PINSEL1_P027_RSVD1 (0x00400000) +#define LPC214X_PINSEL1_P027_RSVD2 (0x00800000) +#define LPC214X_PINSEL1_P027_RSVD3 (0x00c00000) +#define LPC214X_PINSEL1_P027_MASK (0x00c00000) + +#define LPC214X_PINSEL1_P028_GPIO (0x00000000) +#define LPC214X_PINSEL1_P028_AD01 (0x01000000) +#define LPC214X_PINSEL1_P028_CAP02 (0x02000000) +#define LPC214X_PINSEL1_P028_MAT02 (0x03000000) +#define LPC214X_PINSEL1_P028_MASK (0x03000000) + +#define LPC214X_PINSEL1_P029_GPIO (0x00000000) +#define LPC214X_PINSEL1_P029_AD02 (0x04000000) +#define LPC214X_PINSEL1_P029_CAP03 (0x08000000) +#define LPC214X_PINSEL1_P029_MAT03 (0x0c000000) +#define LPC214X_PINSEL1_P029_MASK (0x0c000000) + +#define LPC214X_PINSEL1_P030_GPIO (0x00000000) +#define LPC214X_PINSEL1_P030_AD03 (0x10000000) +#define LPC214X_PINSEL1_P030_EINT3 (0x20000000) +#define LPC214X_PINSEL1_P030_CAP00 (0x30000000) +#define LPC214X_PINSEL1_P030_MASK (0x30000000) + +#define LPC214X_PINSEL1_P031_GPIO (0x00000000) +#define LPC214X_PINSEL1_P031_UPLED (0x40000000) +#define LPC214X_PINSEL1_P031_CONNECT (0x80000000) +#define LPC214X_PINSEL1_P031_RSVD3 (0xc0000000) +#define LPC214X_PINSEL1_P031_MASK (0xc0000000) + +/************************************************************************************ + * Public Types + ************************************************************************************/ + +/************************************************************************************ + * Inline Functions + ************************************************************************************/ + +/************************************************************************************ + * Public Function Prototypes + ************************************************************************************/ + +#endif /* _ARCH_ARM_SRC_LPC214X_PINSEL_H */ diff --git a/nuttx/arch/arm/src/lpc214x/lpc214x_serial.c b/nuttx/arch/arm/src/lpc214x/lpc214x_serial.c index b2817dbc9..360a252f5 100644 --- a/nuttx/arch/arm/src/lpc214x/lpc214x_serial.c +++ b/nuttx/arch/arm/src/lpc214x/lpc214x_serial.c @@ -53,6 +53,7 @@ #include "os_internal.h" #include "up_internal.h" +#include "lpc214x_pinsel.h" #include "lpc214x_uart.h" #ifdef CONFIG_USE_SERIALDRIVER diff --git a/nuttx/arch/arm/src/lpc214x/lpc214x_spi.h b/nuttx/arch/arm/src/lpc214x/lpc214x_spi.h new file mode 100644 index 000000000..202b9e250 --- /dev/null +++ b/nuttx/arch/arm/src/lpc214x/lpc214x_spi.h @@ -0,0 +1,166 @@ +/************************************************************************************ + * arch/arm/src/lpc214x/lpc214x_spi.h + * + * Copyright (C) 2008 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <spudmonkey@racsa.co.cr> + * + * 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 _ARCH_ARM_SRC_LPC214X_SPI_H +#define _ARCH_ARM_SRC_LPC214X_SPI_H + +/************************************************************************************ + * Included Files + ************************************************************************************/ + +#include "chip.h" + +/************************************************************************************ + * Definitions + ************************************************************************************/ + +/* Register address definitions *****************************************************/ + +/* SPI absolute register addresses */ + +#define LPC214X_SPI0_CR (LPC214X_SPI0_BASE+LPC214X_SPI0_CR_OFFSET) /* 16-bits wide */ +#define LPC214X_SPI0_SR (LPC214X_SPI0_BASE+LPC214X_SPI0_SR_OFFSET) /* 8-bits wide */ +#define LPC214X_SPI0_DR (LPC214X_SPI0_BASE+LPC214X_SPI0_DR_OFFSET) /* 16-bits wide */ +#define LPC214X_SPI0_CCR (LPC214X_SPI0_BASE+LPC214X_SPI0_CCR_OFFSET) /* 8-bits wide */ +#define LPC214X_SPI0_INT (LPC214X_SPI0_BASE+LPC214X_SPI0_INT_OFFSET) /* 8-bits wide */ + +#define LPC214X_SPI1_CR0 (LPC214X_SPI1_BASE+LPC214X_SPI1_CR0_OFFSET) /* 16-bits wide */ +#define LPC214X_SPI1_CR1 (LPC214X_SPI1_BASE+LPC214X_SPI1_CR1_OFFSET) /* 8-bits wide */ +#define LPC214X_SPI1_DR (LPC214X_SPI1_BASE+LPC214X_SPI1_DR_OFFSET) /* 16-bits wide */ +#define LPC214X_SPI1_SR (LPC214X_SPI1_BASE+LPC214X_SPI1_SR_OFFSET) /* 8-bits wide */ +#define LPC214X_SPI1_CPSR (LPC214X_SPI1_BASE+LPC214X_SPI1_IMSC_OFFSET) /* 8-bits wide */ +#define LPC214X_SPI1_IMSC (LPC214X_SPI1_BASE+LPC214X_SPI1_IMSC_OFFSET) /* 8-bits wide */ +#define LPC214X_SPI1_RIS (LPC214X_SPI1_BASE+LPC214X_SPI1_RIS_OFFSET) /* 8-bits wide */ +#define LPC214X_SPI1_MIS (LPC214X_SPI1_BASE+LPC214X_SPI1_ICR_OFFSET) /* 8-bits wide */ +#define LPC214X_SPI1_ICR (LPC214X_SPI1_BASE+LPC214X_SPI1_ICR_OFFSET) /* 8-bits wide */ + +/* SPI0 register bit definitions ****************************************************/ + +/* Control Register (CR) for SPI0 */ + +#define LPC214X_SPI0CR0_BITSENB (0x0004) /* Bit 2=0: 8-bits, else see bits 8-11 */ +#define LPC214X_SPI0CR0_CPHA (0x0008) /* Bit 3: Clock phase control */ +#define LPC214X_SPI0CR0_CPOL (0x0010) /* Bit 4: Clock polarity control */ +#define LPC214X_SPI0CR0_MSTR (0x0020) /* Bit 5=1: Master 0: Slave */ +#define LPC214X_SPI0CR0_LSBF (0x0040) /* Bit 6=1: Shift LSB first */ +#define LPC214X_SPI0CR0_SPIE (0x0080) /* Bit 7=1: SPI interrupt enable */ +#define LPC214X_SPI0CR0_BITSMASK (0x0f00) /* Bits 8-11: Number of bits per transfer */ +#define LPC214X_SPI0CR0_BITS8 (0x0800) /* 8-bits per transfer */ +#define LPC214X_SPI0CR0_BITS9 (0x0900) /* 9-bits per transfer */ +#define LPC214X_SPI0CR0_BITS10 (0x0a00) /* 10-bits per transfer */ +#define LPC214X_SPI0CR0_BITS11 (0x0b00) /* 11-bits per transfer */ +#define LPC214X_SPI0CR0_BITS12 (0x0c00) /* 12-bits per transfer */ +#define LPC214X_SPI0CR0_BITS13 (0x0d00) /* 13-bits per transfer */ +#define LPC214X_SPI0CR0_BITS14 (0x0e00) /* 14-bits per transfer */ +#define LPC214X_SPI0CR0_BITS15 (0x0f00) /* 15-bits per transfer */ +#define LPC214X_SPI0CR0_BITS16 (0x0000) /* 16-bits per transfer */ + +/* Status Regiser (SR) for SPI0 */ + +#define LPC214X_SPI0SR_ABRT (0x08) /* Bit 3=1: Slave abort */ +#define LPC214X_SPI0SR_MODF (0x10) /* Bit 4=1: Mode fault */ +#define LPC214X_SPI0SR_ROVR (0x20) /* Bit 5=1: Read overrun */ +#define LPC214X_SPI0SR_WCOL (0x40) /* Bit 6=1: Write collision */ +#define LPC214X_SPI0SR_SPIF (0x80) /* Bit 7=1: SPI transfer complete */ + +/* Interrupt Register for SPI0 */ + +#define LPC214X_SPO0INT_SPI (0x01) /* Bit 0=1: SPI interrupt */ + +/* SPI1 register bit definitions ****************************************************/ + +/* Control Register 0 (CR0) for SPI1 */ + +#define LPC214X_SPI1CR0_DSSMASK (0x000f) /* Bits 0-3: Data size select mask */ +#define LPC214X_SPI1CR0_DSS4BIT (0x0003) /* 4-bit transfer */ +#define LPC214X_SPI1CR0_DSS5BIT (0x0004) /* 5-bit transfer */ +#define LPC214X_SPI1CR0_DSS6BIT (0x0005) /* 6-bit transfer */ +#define LPC214X_SPI1CR0_DSS7BIT (0x0006) /* 7-bit transfer */ +#define LPC214X_SPI1CR0_DSS8BIT (0x0007) /* 8-bit transfer */ +#define LPC214X_SPI1CR0_DSS9BIT (0x0008) /* 9-bit transfer */ +#define LPC214X_SPI1CR0_DSS10BIT (0x0009) /* 10-bit transfer */ +#define LPC214X_SPI1CR0_DSS11BIT (0x000a) /* 11-bit transfer */ +#define LPC214X_SPI1CR0_DSS12BIT (0x000b) /* 12-bit transfer */ +#define LPC214X_SPI1CR0_DSS13BIT (0x000c) /* 13-bit transfer */ +#define LPC214X_SPI1CR0_DSS14BIT (0x000d) /* 14-bit transfer */ +#define LPC214X_SPI1CR0_DSS15BIT (0x000e) /* 15-bit transfer */ +#define LPC214X_SPI1CR0_DSS16BIT (0x000f) /* 16-bit transfer */ +#define LPC214X_SPI1CR0_FRFMASK (0x0030) /* Bits 4-5: Frame format mask */ +#define LPC214X_SPI1CR0_FRFSPI (0x0000) /* SPI */ +#define LPC214X_SPI1CR0_FRFSSI (0x0010) /* SSI */ +#define LPC214X_SPI1CR0_FRFMW (0x0020) /* Microwire */ +#define LPC214X_SPI1CR0_CPOL (0x0040) /* Bit 6: Clock polarity control */ +#define LPC214X_SPI1CR0_CPHA (0x0080) /* Bit 7: Clock phase control */ +#define LPC214X_SPI1CR0_SCR (0xff00) /* Bits 8-15: Serial clock reate */ + +/* Control Register 1 (CR1) */ + +#define LPC214X_SPI1CR1_LBM (0x01) /* Bit 0: 1=Loopback mode */ +#define LPC214X_SPI1CR1_SSE (0x02) /* Bit 1: 1=SSP enable */ +#define LPC214X_SPI1CR1_MS (0x04) /* Bit 2: 1=Controller is slave */ +#define LPC214X_SPI1CR1_SOD (0x08) /* Bit 3: 1=Slave output disable */ + +/* SSP Status Register (SR) */ + +#define LPC214X_SPI1SR_TFE (0x01) /* Bit 0: 1=Transmit FIFO Empty */ +#define LPC214X_SPI1SR_TNF (0x02) /* Bit 1: 1=Transmit FIFO not full */ +#define LPC214X_SPI1SR_RNE (0x04) /* Bit 2: 1=Receive FIFO not empty */ +#define LPC214X_SPI1SR_RFF (0x08) /* Bit 3: 1=Receive FIFO full */ +#define LPC214X_SPI1SR_BSY (0x10) /* Bit 4: 1=Busy */ + +/* Interrupt set/clear/status/mask registers (can't clear RXIM or TXIM) */ + +#define LPC214X_SP1INT_ROR (0x01) /* Bit 0: 1=Recieve Overrun */ +#define LPC214X_SP1INT_RTIM (0x02) /* Bit 1: 1=Recieve Timeout */ +#define LPC214X_SP1INT_RXIM (0x04) /* Bit 2: 1=RX FIFO at least half full */ +#define LPC214X_SP1INT_TXIM (0x08) /* Bit 3: 1=TX FIFO at least half empty */ + +/* SPI1 supports an 8-frame FIFO */ + +#define LPC214X_SPI1_FIFOSZ (8) + +/************************************************************************************ + * Public Types + ************************************************************************************/ + +/************************************************************************************ + * Inline Functions + ************************************************************************************/ + +/************************************************************************************ + * Public Function Prototypes + ************************************************************************************/ + +#endif /* _ARCH_ARM_SRC_LPC214X_SPI_H */ |