1 /*
2 * @brief LPC15xx Switch Matrix driver
3 *
4 * @note
5 * Copyright(C) NXP Semiconductors, 2014
6 * All rights reserved.
7 *
8 * @par
9 * Software that is described herein is for illustrative purposes only
10 * which provides customers with programming information regarding the
11 * LPC products. This software is supplied "AS IS" without any warranties of
12 * any kind, and NXP Semiconductors and its licensor disclaim any and
13 * all warranties, express or implied, including all implied warranties of
14 * merchantability, fitness for a particular purpose and non-infringement of
15 * intellectual property rights. NXP Semiconductors assumes no responsibility
16 * or liability for the use of the software, conveys no license or rights under any
17 * patent, copyright, mask work right, or any other intellectual property rights in
18 * or to any products. NXP Semiconductors reserves the right to make changes
19 * in the software without notification. NXP Semiconductors also makes no
20 * representation or warranty that such application will be suitable for the
21 * specified use without further testing or modification.
22 *
23 * @par
24 * Permission to use, copy, modify, and distribute this software and its
25 * documentation is hereby granted, under NXP Semiconductors' and its
26 * licensor's relevant copyrights in the software, without fee, provided that it
27 * is used in conjunction with NXP Semiconductors microcontrollers. This
28 * copyright, permission, and disclaimer notice must appear in all copies of
29 * this code.
30 */
31
32 #ifndef __SWM_15XX_H_
33 #define __SWM_15XX_H_
34
35 #ifdef __cplusplus
36 extern "C" {
37 #endif
38
39 /** @defgroup SWM_15XX CHIP: LPC15xx Switch Matrix Driver
40 * @ingroup CHIP_15XX_Drivers
41 * @{
42 */
43
44 /**
45 * @brief LPC15XX Switch Matrix register block structure
46 */
47 typedef struct {
48 __IO uint32_t PINASSIGN[16]; /*!< Pin Assignment register array */
49 __I uint32_t RESERVED0[96];
50 __IO uint32_t PINENABLE[2]; /*!< fixed pin enable/disable registers */
51 } LPC_SWM_T;
52
53 /**
54 * @brief LPC15XX Switch Matrix Movable pins
55 */
56 typedef enum CHIP_SWM_PIN_MOVABLE {
57 SWM_UART0_TXD_O = 0x00, /*!< PINASSIGN0 - UART0 TXD Output */
58 SWM_UART0_RXD_I = 0x01, /*!< PINASSIGN0 - UART0 RXD Input */
59 SWM_UART0_RTS_O = 0x02, /*!< PINASSIGN0 - UART0 RTS Output */
60 SWM_UART0_CTS_I = 0x03, /*!< PINASSIGN0 - UART0 CTS Input */
61 SWM_UART0_SCLK_IO = 0x10, /*!< PINASSIGN1 - UART0 SCLK I/O */
62 SWM_UART1_TXD_O = 0x11, /*!< PINASSIGN1 - UART1 TXD Output */
63 SWM_UART1_RXD_I = 0x12, /*!< PINASSIGN1 - UART1 RXD Input */
64 SWM_UART1_RTS_O = 0x13, /*!< PINASSIGN1 - UART1 RTS Output */
65 SWM_UART1_CTS_I = 0x20, /*!< PINASSIGN2 - UART1 CTS Input */
66 SWM_UART1_SCLK_IO = 0x21, /*!< PINASSIGN2 - UART1 SCLK I/O */
67 SWM_UART2_TXD_O = 0x22, /*!< PINASSIGN2 - UART2 TXD Output */
68 SWM_UART2_RXD_I = 0x23, /*!< PINASSIGN2 - UART2 RXD Input */
69 SWM_UART2_SCLK_IO = 0x30, /*!< PINASSIGN3 - UART2 SCLK I/O */
70 SWM_SSP0_SCK_IO = 0x31, /*!< PINASSIGN3 - SSP0 SCK I/O */
71 SWM_SPI0_SCK_IO = SWM_SSP0_SCK_IO,
72 SWM_SSP0_MOSI_IO = 0x32, /*!< PINASSIGN3 - SSP0 MOSI I/O */
73 SWM_SPI0_MOSI_IO = SWM_SSP0_MOSI_IO,
74 SWM_SSP0_MISO_IO = 0x33, /*!< PINASSIGN3 - SSP0 MISO I/O */
75 SWM_SPI0_MISO_IO = SWM_SSP0_MISO_IO,
76 SWM_SSP0_SSELSN_0_IO = 0x40,
77 SWM_SPI0_SSELSN_0_IO = SWM_SSP0_SSELSN_0_IO,
78 SWM_SSP0_SSELSN_1_IO = 0x41,
79 SWM_SPI0_SSELSN_1_IO = SWM_SSP0_SSELSN_1_IO,
80 SWM_SSP0_SSELSN_2_IO = 0x42,
81 SWM_SPI0_SSELSN_2_IO = SWM_SSP0_SSELSN_2_IO,
82 SWM_SSP0_SSELSN_3_IO = 0x43,
83 SWM_SPI0_SSELSN_3_IO = SWM_SSP0_SSELSN_3_IO,
84 SWM_SSP1_SCK_IO = 0x50, /*!< PINASSIGN5 - SPI1 SCK I/O */
85 SWM_SPI1_SCK_IO = SWM_SSP1_SCK_IO,
86 SWM_SSP1_MOSI_IO = 0x51, /*!< PINASSIGN5 - SPI1 MOSI I/O */
87 SWM_SPI1_MOSI_IO = SWM_SSP1_MOSI_IO,
88 SWM_SSP1_MISO_IO = 0x52, /*!< PINASSIGN5 - SPI1 MISO I/O */
89 SWM_SPI1_MISO_IO = SWM_SSP1_MISO_IO,
90 SWM_SSP1_SSELSN_0_IO = 0x53, /*!< PINASSIGN5 - SPI1 SSEL I/O */
91 SWM_SPI1_SSELSN_0_IO = SWM_SSP1_SSELSN_0_IO,
92 SWM_SSP1_SSELSN_1_IO = 0x60,
93 SWM_SPI1_SSELSN_1_IO = SWM_SSP1_SSELSN_1_IO,
94 SWM_CAN_TD1_O = 0x61,
95 SWM_CAN_RD1_I = 0x62,
96 SWM_USB_VBUS_I = 0x70,
97 SWM_SCT0_OUT0_O = 0x71,
98 SWM_SCT0_OUT1_O = 0x72,
99 SWM_SCT0_OUT2_O = 0x73,
100 SWM_SCT1_OUT0_O = 0x80,
101 SWM_SCT1_OUT1_O = 0x81,
102 SWM_SCT1_OUT2_O = 0x82,
103 SWM_SCT2_OUT0_O = 0x83,
104 SWM_SCT2_OUT1_O = 0x90,
105 SWM_SCT2_OUT2_O = 0x91,
106 SWM_SCT3_OUT0_O = 0x92,
107 SWM_SCT3_OUT1_O = 0x93,
108 SWM_SCT3_OUT2_O = 0xA0,
109 SWM_SCT_ABORT0_I = 0xA1,
110 SWM_SCT_ABORT1_I = 0xA2,
111 SWM_ADC0_PIN_TRIG0_I = 0xA3,
112 SWM_ADC0_PIN_TRIG1_I = 0xB0,
113 SWM_ADC1_PIN_TRIG0_I = 0xB1,
114 SWM_ADC1_PIN_TRIG1_I = 0xB2,
115 SWM_DAC_PIN_TRIG_I = 0xB3,
116 SWM_DAC_SHUTOFF_I = 0xC0,
117 SWM_ACMP0_OUT_O = 0xC1,
118 SWM_ACMP1_OUT_O = 0xC2,
119 SWM_ACMP2_OUT_O = 0xC3,
120 SWM_ACMP3_OUT_O = 0xD0,
121 SWM_CLK_OUT_O = 0xD1,
122 SWM_ROSC0_O = 0xD2,
123 SWM_ROSC_RST0_I = 0xD3,
124 SWM_USB_FRAME_TOG_O = 0xE0,
125 SWM_QEI0_PHA_I = 0xE1,
126 SWM_QEI0_PHB_I = 0xE2,
127 SWM_QEI0_IDX_I = 0xE3,
128 SWM_GPIO_INT_BMATCH_O = 0xF0,
129 SWM_SWO_O = 0xF1,
130 } CHIP_SWM_PIN_MOVABLE_T;
131
132 /**
133 * @brief LPC15XX Switch Matrix Fixed pins
134 */
135 typedef enum CHIP_SWM_PIN_FIXED {
136 SWM_FIXED_ADC0_0 = 0x00, /*!< ADC0_0 fixed pin enable/disable on pin P0_8 */
137 SWM_FIXED_ADC0_1 = 0x01, /*!< ADC0_1 fixed pin enable/disable on pin P0_7 */
138 SWM_FIXED_ADC0_2 = 0x02, /*!< ADC0_2 fixed pin enable/disable on pin P0_6 */
139 SWM_FIXED_ADC0_3 = 0x03, /*!< ADC0_3 fixed pin enable/disable on pin P0_5 */
140 SWM_FIXED_ADC0_4 = 0x04, /*!< ADC0_4 fixed pin enable/disable on pin P0_4 */
141 SWM_FIXED_ADC0_5 = 0x05, /*!< ADC0_5 fixed pin enable/disable on pin P0_3 */
142 SWM_FIXED_ADC0_6 = 0x06, /*!< ADC0_6 fixed pin enable/disable on pin P0_2 */
143 SWM_FIXED_ADC0_7 = 0x07, /*!< ADC0_7 fixed pin enable/disable on pin P0_1 */
144 SWM_FIXED_ADC0_8 = 0x08, /*!< ADC0_8 fixed pin enable/disable on pin P1_0 */
145 SWM_FIXED_ADC0_9 = 0x09, /*!< ADC0_9 fixed pin enable/disable on pin P0_31 */
146 SWM_FIXED_ADC0_10 = 0x0A, /*!< ADC0_10 fixed pin enable/disable on pin P0_0 */
147 SWM_FIXED_ADC0_11 = 0x0B, /*!< ADC0_11 fixed pin enable/disable on pin P0_30 */
148 SWM_FIXED_ADC1_0 = 0x0C, /*!< ADC1_0 fixed pin enable/disable/disable on pin P1_1 */
149 SWM_FIXED_ADC1_1 = 0x0D, /*!< ADC1_1 fixed pin enable/disable on pin P0_9 */
150 SWM_FIXED_ADC1_2 = 0x0E, /*!< ADC1_2 fixed pin enable/disable on pin P0_10 */
151 SWM_FIXED_ADC1_3 = 0x0F, /*!< ADC1_3 fixed pin enable/disable on pin P0_11 */
152 SWM_FIXED_ADC1_4 = 0x10, /*!< ADC1_4 fixed pin enable/disable on pin P1_2 */
153 SWM_FIXED_ADC1_5 = 0x11, /*!< ADC1_5 fixed pin enable/disable on pin P1_3 */
154 SWM_FIXED_ADC1_6 = 0x12, /*!< ADC1_6 fixed pin enable/disable on pin P0_13 */
155 SWM_FIXED_ADC1_7 = 0x13, /*!< ADC1_7 fixed pin enable/disable on pin P0_14 */
156 SWM_FIXED_ADC1_8 = 0x14, /*!< ADC1_8 fixed pin enable/disable on pin P0_15 */
157 SWM_FIXED_ADC1_9 = 0x15, /*!< ADC1_9 fixed pin enable/disable on pin P0_16 */
158 SWM_FIXED_ADC1_10 = 0x16, /*!< ADC1_10 fixed pin enable/disable on pin P1_4 */
159 SWM_FIXED_ADC1_11 = 0x17, /*!< ADC1_11 fixed pin enable/disable on pin P1_5 */
160 SWM_FIXED_DAC_OUT = 0x18, /*!< DAC_OUT fixed pin enable/disable on pin P0_12 */
161 SWM_FIXED_ACMP_I1 = 0x19, /*!< ACMP input 1 (common input) fixed pin enable/disable on pin P0_27 */
162 SWM_FIXED_ACMP_I2 = 0x1A, /*!< ACMP input 1 (common input) fixed pin enable/disable on pin P1_6 */
163 SWM_FIXED_ACMP0_I3 = 0x1B, /*!< ACMP comparator 0 input 3 fixed pin enable/disable on pin P0_26 */
164 SWM_FIXED_ACMP0_I4 = 0x1C, /*!< ACMP comparator 0 input 4 fixed pin enable/disable on pin P0_25 */
165 SWM_FIXED_ACMP1_I3 = 0x1D, /*!< ACMP comparator 1 input 3 fixed pin enable/disable on pin P0_28 */
166 SWM_FIXED_ACMP1_I4 = 0x1E, /*!< ACMP comparator 1 input 4 fixed pin enable/disable on pin P1_10 */
167 SWM_FIXED_ACMP2_I3 = 0x1F, /*!< ACMP comparator 2 input 3 fixed pin enable/disable on pin P0_29 */
168 SWM_FIXED_ACMP2_I4 = 0x80, /*!< ACMP comparator 2 input 4 fixed pin enable/disable on pin P1_9 */
169 SWM_FIXED_ACMP3_I3 = 0x81, /*!< ACMP comparator 3 input 3 fixed pin enable/disable on pin P1_8 */
170 SWM_FIXED_ACMP3_I4 = 0x82, /*!< ACMP comparator 3 input 4 fixed pin enable/disable on pin P1_7 */
171 SWM_FIXED_I2C0_SDA = 0x83, /*!< I2C0_SDA fixed pin enable/disable on pin P0_23 */
172 SWM_FIXED_I2C0_SCL = 0x84, /*!< I2C0_SCL fixed pin enable/disable on pin P0_22 */
173 SWM_FIXED_SCT0_OUT3 = 0x85, /*!< SCT0_OUT3 fixed pin enable/disable on pin P0_0 */
174 SWM_FIXED_SCT0_OUT4 = 0x86, /*!< SCT0_OUT4 fixed pin enable/disable on pin P0_1 */
175 SWM_FIXED_SCT0_OUT5 = 0x87, /*!< SCT0_OUT5 fixed pin enable/disable on pin P0_18 */
176 SWM_FIXED_SCT0_OUT6 = 0x88, /*!< SCT0_OUT6 fixed pin enable/disable on pin P0_24 */
177 SWM_FIXED_SCT0_OUT7 = 0x89, /*!< SCT0_OUT7 fixed pin enable/disable on pin P1_14 */
178 SWM_FIXED_SCT1_OUT3 = 0x8A, /*!< SCT1_OUT3 fixed pin enable/disable on pin P0_2 */
179 SWM_FIXED_SCT1_OUT4 = 0x8B, /*!< SCT1_OUT4 fixed pin enable/disable on pin P0_3 */
180 SWM_FIXED_SCT1_OUT5 = 0x8C, /*!< SCT1_OUT5 fixed pin enable/disable on pin P0_14 */
181 SWM_FIXED_SCT1_OUT6 = 0x8D, /*!< SCT1_OUT6 fixed pin enable/disable on pin P0_20 */
182 SWM_FIXED_SCT1_OUT7 = 0x8E, /*!< SCT1_OUT7 fixed pin enable/disable on pin P1_17 */
183 SWM_FIXED_SCT2_OUT3 = 0x8F, /*!< SCT2_OUT3 fixed pin enable/disable on pin P0_6 */
184 SWM_FIXED_SCT2_OUT4 = 0x90, /*!< SCT2_OUT4 fixed pin enable/disable on pin P0_29 */
185 SWM_FIXED_SCT2_OUT5 = 0x91, /*!< SCT2_OUT5 fixed pin enable/disable on pin P1_20 */
186 SWM_FIXED_SCT3_OUT3 = 0x92, /*!< SCT3_OUT3 fixed pin enable/disable on pin P0_26 */
187 SWM_FIXED_SCT3_OUT4 = 0x93, /*!< SCT3_OUT4 fixed pin enable/disable on pin P1_8 */
188 SWM_FIXED_SCT3_OUT5 = 0x94, /*!< SCT3_OUT5 fixed pin enable/disable on pin P1_24 */
189 SWM_FIXED_RESETN = 0x95, /*!< RESETN fixed pin enable/disable on pin P0_21 */
190 SWM_FIXED_SWCLK_TCK = 0x96, /*!< SWCLK_TCK fixed pin enable/disable on pin P0_19 */
191 SWM_FIXED_SWDIO = 0x97, /*!< SWDIO fixed pin enable/disable on pin P0_20 */
192 } CHIP_SWM_PIN_FIXED_T;
193
194 /**
195 * @brief Initialize the SWM module
196 * @return Nothing
197 * @note This function only enables the SWM clock.
198 */
Chip_SWM_Init(void)199 STATIC INLINE void Chip_SWM_Init(void)
200 {
201 Chip_Clock_EnablePeriphClock(SYSCTL_CLOCK_SWM);
202 }
203
204 /**
205 * @brief Deinitialise the SWM module
206 * @return Nothing
207 * @note This function only disables the SWM clock.
208 */
Chip_SWM_Deinit(void)209 STATIC INLINE void Chip_SWM_Deinit(void)
210 {
211 Chip_Clock_DisablePeriphClock(SYSCTL_CLOCK_SWM);
212 }
213
214 /**
215 * @brief Assign movable pin function to physical pin in Switch Matrix
216 * @param movable : Movable pin function
217 * @param assign : Physical pin to be assigned
218 * @return Nothing
219 */
220 void Chip_SWM_MovablePinAssign(CHIP_SWM_PIN_MOVABLE_T movable, uint8_t assign);
221
222 /**
223 * @brief Assign movable pin function to port and pin in the Switch Matrix
224 * @param movable : Movable pin function
225 * @param port : Port number
226 * @param pin : Pin number
227 * @return Nothing
228 * @note This function does the same thing as Chip_SWM_MovablePinAssign()
229 * except works with a port and pin number instead of a physical
230 * pin number.
231 */
Chip_SWM_MovablePortPinAssign(CHIP_SWM_PIN_MOVABLE_T movable,uint8_t port,uint8_t pin)232 STATIC INLINE void Chip_SWM_MovablePortPinAssign(CHIP_SWM_PIN_MOVABLE_T movable, uint8_t port, uint8_t pin)
233 {
234 Chip_SWM_MovablePinAssign(movable, ((port * 32) + pin));
235 }
236
237 /**
238 * @brief Enables a fixed function pin in the Switch Matrix
239 * @param pin : Pin to be enabled
240 * @return Nothing
241 */
242 void Chip_SWM_EnableFixedPin(CHIP_SWM_PIN_FIXED_T pin);
243
244 /**
245 * @brief Disables a fixed function pin in the Switch Matrix
246 * @param pin : Pin to be disabled
247 * @return Nothing
248 */
249 void Chip_SWM_DisableFixedPin(CHIP_SWM_PIN_FIXED_T pin);
250
251 /**
252 * @brief Enables or disables a fixed function pin in the Switch Matrix
253 * @param pin : Pin to be enabled or disabled
254 * @param enable : True to enable the pin, False to disable the pin
255 * @return Nothing
256 */
257 void Chip_SWM_FixedPinEnable(CHIP_SWM_PIN_FIXED_T pin, bool enable);
258
259 /**
260 * @brief Tests whether a fixed function pin is enabled or disabled in the Switch Matrix
261 * @param pin : The pin to test whether it is enabled or disabled
262 * @return True if the pin is enabled, False if disabled
263 */
264 bool Chip_SWM_IsFixedPinEnabled(CHIP_SWM_PIN_FIXED_T pin);
265
266 /**
267 * @}
268 */
269
270 #ifdef __cplusplus
271 }
272 #endif
273
274 #endif /* __SWM_15XX_H_ */
275