a9bc5732bc
Ivan Petrov Ucherdzhiev has submitted the ICLA and we can migrate the licenses to Apache. David Sidrane has submitted the ICLA and we can migrate the licenses to Apache. Gregory Nutt has submitted the SGA and we can migrate the licenses to Apache. Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
283 lines
9.2 KiB
C
283 lines
9.2 KiB
C
/****************************************************************************
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* boards/arm/tms570/tms570ls31x-usb-kit/include/board.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __BOARDS_ARM_TMS570_TMS570LS31X_USB_KIT_INCLUDE_BOARD_H
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#define __BOARDS_ARM_TMS570_TMS570LS31X_USB_KIT_INCLUDE_BOARD_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#ifndef __ASSEMBLY__
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# include <stdint.h>
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# include <stdbool.h>
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#endif
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* Clocking *****************************************************************/
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/* The tms570ls31x-usb-kit has a 16 MHz external crystal. */
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#define BOARD_FCLKIN_FREQUENCY 16000000 /* 16 MHz crystal frequency */
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/* The maximum frequency for the TMS570LS3137 is 180 MHz.
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*
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* REFCLKDIV controls input clock divider:
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*
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* NR = REFCLKDIV+1
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* Fintclk = Fclkin / NR
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*
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* PLLMUL controls multipler on divided input clock (Fintclk):
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*
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* Non-modulated:
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* NF = (PLLMUL + 256) / 256
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* Modulated:
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* NF = (PLLMUL + MULMOD + 256) / 256
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*
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* Foutputclk = Fintclk x NF (150MHz - 550MHz)
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*
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* ODPLL controls internal PLL output divider:
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*
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* OD = ODPLL+1
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* Fpostodclk = Foutputclock / OD
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*
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* Final divisor, R, controls PLL output:
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*
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* R = PLLDIV + 1
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* Fpllclock = Fpostodclk / R
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*
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* Or:
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*
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* Fpllclock = = (Fclkin / NR) x NF / OD / R
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*
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* In this case, we have:
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*
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* Fclkin = 16,000,000
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* NR = 6 (REFCLKDIV=5)
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* NF = 120 (PLLMUL = 119 * 256)
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* OD = 1 (ODPLL = 0)
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* R = 2 (PLLDIV=1)
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*
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* Then:
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*
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* Fintclk = 16 MHz / 6 = 2.667 MHz
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* Foutputclock = 2.667 MHz * 135 = 360 MHz
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* Fpostodclock = 320 MHz / 2 = 180 MHz
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* Fpllclock = 160 MHz / 1 = 180 MHz
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*/
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#define BOARD_PLL_NR 6 /* REFCLKDIV = 5 */
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#define BOARD_PLL_NF 135 /* PLLMUL = 119 * 256 */
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#define BOARD_PLL_OD 2 /* ODPLL = 1 */
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#define BOARD_PLL_R 1 /* PLLDIV = 1 */
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#define BOARD_PLL_FREQUENCY 180000000
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/* Clock Sources / Dividers
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*
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* GCLK and HCLK are both driven by PLL1.
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* VCLK is driven by HCLK (optionally by HCLK/2)
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* RTICLK source is VCLK/2 (optionally from VCLK)
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*/
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#define BOARD_VCLK_DIVIDER 2
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#define BOARD_VCLK2_DIVIDER 2
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#define BOARD_VCLK3_DIVIDER 2
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#define BOARD_RTICLK_DIVIDER 1
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#define BOARD_VCLK4_DIVIDER 1
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/* Resulting frequencies:
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*
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* GCLK and HCLK are both driven by PLL1.
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* VCLK is driven by HCLK (optionally by HCLK/2)
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* RTICLK source is VCLK/2 (optionally from VCLK)
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*/
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#define BOARD_GCLK_FREQUENCY BOARD_PLL_FREQUENCY
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#define BOARD_HCLK_FREQUENCY BOARD_PLL_FREQUENCY
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#define BOARD_VCLK_FREQUENCY BOARD_PLL_FREQUENCY/ BOARD_VCLK_DIVIDER
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#define BOARD_VCLK2_FREQUENCY BOARD_PLL_FREQUENCY / BOARD_VCLK2_DIVIDER
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#define BOARD_VCLK3_FREQUENCY BOARD_PLL_FREQUENCY / BOARD_VCLK3_DIVIDER
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#define BOARD_VCLKA1_FREQUENCY BOARD_VCLK1_FREQUENCY
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#define BOARD_VCLKA2_FREQUENCY BOARD_VCLK1_FREQUENCY
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#define BOARD_RTICLK_FREQUENCY (BOARD_PLL_FREQUENCY / (1 << BOARD_RTICLK_DIVIDER ))
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#define BOARD_VCLKA4_FREQUENCY BOARD_VCLK1_FREQUENCY / BOARD_VCLK4_DIVIDER
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/* FLASH wait states */
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#define BOARD_ASWAIT 1 /* No address setup wait states */
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#define BOARD_RWAIT 3 /* One read access wait state */
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#define BOARD_EWAIT 3 /* Four wait states for EEPROM access */
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/* PIN Multiplexor Initializer **********************************************/
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/* You may specify one alternative from each set
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* (the first is the default and, hence, could probably be omitted):
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*
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* 1. {GIOA0, SPI3nCS3}
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* 2. {GIOA1, SPI3nCS2}
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* 3. {GIOA2, SPI3nCS1}
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* 4. {GIOA3, SPI2nCS3}
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* 5. {GIOA4, SPI2nCS2}
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* 6. {GIOA5, EXTCLKIN}
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* 7. {GIOA6, SPI2nCS1, N2HET31}
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* 8. {GIOA7, N2HET29}
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* 9. {MIBSPI1nCS2, N2HET20, N2HET19}
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* 10. {SPI3CLK, EQEPA}
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* 11. {SPI3nENA, EQEPB}
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* 12. {SPI3nCS0, EQEPI}}
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* 13. {MIBSPI1nCS3, N2HET26}
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* 14. {ADEVT, N2HET28}
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* 15. {MIBSPI1nENA, N2HET23, NHET30}
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* 16. {MIBSPI1nCS1, EQEPS, N2HET17}
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*/
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#define BOARD_PINMUX_INITIALIZER \
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PINMUX_GIOA0_PIN, \
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PINMUX_GIOA1_PIN, \
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PINMUX_GIOA2_PIN, \
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PINMUX_GIOA3_PIN, \
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PINMUX_GIOA4_PIN, \
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PINMUX_GIOA5_PIN, \
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PINMUX_GIOA6_PIN, \
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PINMUX_GIOA7_PIN, \
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PINMUX_MIBSPI1NCS2_PIN, \
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PINMUX_SPI3CLK_PIN, \
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PINMUX_SPI3NENA_PIN, \
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PINMUX_SPI3NCS0_PIN, \
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PINMUX_MIBSPI1NCS3_PIN, \
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PINMUX_ADEVT_PIN, \
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PINMUX_MIBSPI1NENA_PIN, \
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PINMUX_MIBSPI1NCS1_PIN
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/* LED definitions **********************************************************/
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/* LEDs
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*
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* The launchpad has several LEDs:
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*
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* - LEd D1 (white) that connects to the USB +5V supply,
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* - LED D10 (red) that connects to the TMS570's NERROR pin,
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* - D5 (blue), D6 (blue), and D8 (blue) connect to the XDS100 FT2322,
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* - D7 (blue) connects to the XSD100 CPLD, and
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* - Two white, user LEDs labeled D12 that connects to the NHET08
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* pin and D11 that connects to GIOA2.
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*
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* NHET08 is one of 32 N2HET pins than can be available to the user if not
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* used by N2HET.
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* This implementation, however, uses only the single LED driven by GIOA2.
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* That LED is tied to ground and illuminated with a high level output value.
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*/
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/* LED index values for use with board_userled() */
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#define BOARD_LED_D11 0
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#define BOARD_NLEDS 1
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/* LED bits for use with board_userled_all() */
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#define BOARD_LED_D11_BIT (1 << BOARD_LED_D11)
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/* SPI1 Chip Select pin */
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#define SPI1_SDCARD_CS PIN_HIGH | PIN_PULLUP | PIN_PUPD_DIS | PIN_OPEN_DRAIN_DIS | \
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PIN_DIR_OUTPUT | GIO_FUNC | SPI_PORT1 | SPI_GIO_CS1
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/* Spi4 Chip Select pin */
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#define SPI4_SDCARD_CS PIN_HIGH | PIN_PULLUP | PIN_PUPD_DIS | PIN_OPEN_DRAIN_DIS | \
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PIN_DIR_OUTPUT | GIO_FUNC | SPI_PORT4 | SPI_GIO_CS0
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/* These LEDs are not used by the board port unless CONFIG_ARCH_LEDS is
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* defined. In that case, the usage by the board port is defined in
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* include/board.h and src/sam_autoleds.c. The LEDs are used to encode
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* OS-related events as follows:
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*
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* ---------------------- ---------------------------- ------
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* SYMBOL Meaning LED
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* ---------------------- ---------------------------- ------
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*/
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#define LED_STARTED 1 /* NuttX has been started OFF */
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#define LED_HEAPALLOCATE 0 /* Heap has been allocated OFF */
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#define LED_IRQSENABLED 0 /* Interrupts enabled OFF */
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#define LED_STACKCREATED 1 /* Idle stack created ON */
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#define LED_INIRQ 2 /* In an interrupt N/C */
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#define LED_SIGNAL 2 /* In a signal handler N/C */
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#define LED_ASSERTION 2 /* An assertion failed N/C */
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#define LED_PANIC 3 /* The system has crashed FLASH */
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#undef LED_IDLE /* MCU is is sleep mode Not used */
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/* Thus if the LED is statically on, NuttX has successfully booted and is,
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* apparently, running normally. If the LED is flashing at approximately
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* 2Hz, then a fatal error has been detected and the system has halted.
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*/
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/* Button definitions *******************************************************/
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/* Buttons
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*
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* The launchpad has three mechanical buttons.
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* Two of these are reset buttons:
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* One button is labeled PORRST performs a power-on reset and one labeled RST
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* performs an MCU reset.
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* Only one button is available for general software usage.
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* That button is labeled GIOA7 and is, obviously, sensed on GIOA7.
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*
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* GIOA7 is tied to ground, but will be pulled high if the GIOA7 button is
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* depressed.
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*/
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#define BUTTON_GIOA7 0
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#define NUM_BUTTONS 1
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#define BUTTON_GIOA7_BIT (1 << BUTTON_GIOA7)
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/****************************************************************************
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* Public Data
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****************************************************************************/
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#ifndef __ASSEMBLY__
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#undef EXTERN
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#if defined(__cplusplus)
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#define EXTERN extern "C"
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extern "C"
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{
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#else
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#define EXTERN extern
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#endif
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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#undef EXTERN
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#if defined(__cplusplus)
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}
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#endif
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#endif /* __ASSEMBLY__ */
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#endif /* __BOARDS_ARM_TMS570_TMS570LS31X_USB_KIT_INCLUDE_BOARD_H */
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