135 lines
4.5 KiB
C++
135 lines
4.5 KiB
C++
#ifndef __INC_FASTSPI_H
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#define __INC_FASTSPI_H
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#include "FastLED.h"
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#include "controller.h"
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#include "lib8tion.h"
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#include "fastspi_bitbang.h"
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FASTLED_NAMESPACE_BEGIN
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#if defined(FASTLED_TEENSY3) && (F_CPU > 48000000)
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#define DATA_RATE_MHZ(X) (((48000000L / 1000000L) / X))
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#define DATA_RATE_KHZ(X) (((48000000L / 1000L) / X))
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#else
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#define DATA_RATE_MHZ(X) ((F_CPU / 1000000L) / X)
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#define DATA_RATE_KHZ(X) ((F_CPU / 1000L) / X)
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#endif
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//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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//
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// External SPI template definition with partial instantiation(s) to map to hardware SPI ports on platforms/builds where the pin
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// mappings are known at compile time.
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//
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//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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#if !defined(FASTLED_ALL_PINS_HARDWARE_SPI)
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template<uint8_t _DATA_PIN, uint8_t _CLOCK_PIN, uint8_t _SPI_CLOCK_DIVIDER>
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class SPIOutput : public AVRSoftwareSPIOutput<_DATA_PIN, _CLOCK_PIN, _SPI_CLOCK_DIVIDER> {};
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#endif
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template<uint8_t _DATA_PIN, uint8_t _CLOCK_PIN, uint8_t _SPI_CLOCK_DIVIDER>
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class SoftwareSPIOutput : public AVRSoftwareSPIOutput<_DATA_PIN, _CLOCK_PIN, _SPI_CLOCK_DIVIDER> {};
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#ifndef FASTLED_FORCE_SOFTWARE_SPI
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#if defined(NRF51) && defined(FASTLED_ALL_PINS_HARDWARE_SPI)
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template<uint8_t _DATA_PIN, uint8_t _CLOCK_PIN, uint8_t _SPI_CLOCK_DIVIDER>
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class SPIOutput : public NRF51SPIOutput<_DATA_PIN, _CLOCK_PIN, _SPI_CLOCK_DIVIDER> {};
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#endif
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#if defined(SPI_DATA) && defined(SPI_CLOCK)
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#if defined(FASTLED_TEENSY3) && defined(ARM_HARDWARE_SPI)
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template<uint8_t SPI_SPEED>
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class SPIOutput<SPI_DATA, SPI_CLOCK, SPI_SPEED> : public ARMHardwareSPIOutput<SPI_DATA, SPI_CLOCK, SPI_SPEED, 0x4002C000> {};
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#if defined(SPI2_DATA)
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template<uint8_t SPI_SPEED>
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class SPIOutput<SPI2_DATA, SPI2_CLOCK, SPI_SPEED> : public ARMHardwareSPIOutput<SPI2_DATA, SPI2_CLOCK, SPI_SPEED, 0x4002C000> {};
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template<uint8_t SPI_SPEED>
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class SPIOutput<SPI_DATA, SPI2_CLOCK, SPI_SPEED> : public ARMHardwareSPIOutput<SPI_DATA, SPI2_CLOCK, SPI_SPEED, 0x4002C000> {};
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template<uint8_t SPI_SPEED>
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class SPIOutput<SPI2_DATA, SPI_CLOCK, SPI_SPEED> : public ARMHardwareSPIOutput<SPI2_DATA, SPI_CLOCK, SPI_SPEED, 0x4002C000> {};
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#endif
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#elif defined(FASTLED_TEENSYLC) && defined(ARM_HARDWARE_SPI)
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#define DECLARE_SPI0(__DATA,__CLOCK) template<uint8_t SPI_SPEED>\
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class SPIOutput<__DATA, __CLOCK, SPI_SPEED> : public ARMHardwareSPIOutput<__DATA, __CLOCK, SPI_SPEED, 0x40076000> {};
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#define DECLARE_SPI1(__DATA,__CLOCK) template<uint8_t SPI_SPEED>\
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class SPIOutput<__DATA, __CLOCK, SPI_SPEED> : public ARMHardwareSPIOutput<__DATA, __CLOCK, SPI_SPEED, 0x40077000> {};
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DECLARE_SPI0(7,13);
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DECLARE_SPI0(8,13);
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DECLARE_SPI0(11,13);
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DECLARE_SPI0(12,13);
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DECLARE_SPI0(7,14);
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DECLARE_SPI0(8,14);
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DECLARE_SPI0(11,14);
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DECLARE_SPI0(12,14);
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DECLARE_SPI1(0,20);
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DECLARE_SPI1(1,20);
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DECLARE_SPI1(21,20);
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#elif defined(__SAM3X8E__)
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template<uint8_t SPI_SPEED>
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class SPIOutput<SPI_DATA, SPI_CLOCK, SPI_SPEED> : public SAMHardwareSPIOutput<SPI_DATA, SPI_CLOCK, SPI_SPEED> {};
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#elif defined(AVR_HARDWARE_SPI)
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template<uint8_t SPI_SPEED>
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class SPIOutput<SPI_DATA, SPI_CLOCK, SPI_SPEED> : public AVRHardwareSPIOutput<SPI_DATA, SPI_CLOCK, SPI_SPEED> {};
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#if defined(SPI_UART0_DATA)
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template<uint8_t SPI_SPEED>
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class SPIOutput<SPI_UART0_DATA, SPI_UART0_CLOCK, SPI_SPEED> : public AVRUSART0SPIOutput<SPI_UART0_DATA, SPI_UART0_CLOCK, SPI_SPEED> {};
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#endif
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#if defined(SPI_UART1_DATA)
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template<uint8_t SPI_SPEED>
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class SPIOutput<SPI_UART1_DATA, SPI_UART1_CLOCK, SPI_SPEED> : public AVRUSART1SPIOutput<SPI_UART1_DATA, SPI_UART1_CLOCK, SPI_SPEED> {};
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#endif
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#endif
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#else
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# if !defined(FASTLED_INTERNAL) && !defined(FASTLED_ALL_PINS_HARDWARE_SPI)
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# ifdef FASTLED_HAS_PRAGMA_MESSAGE
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# pragma message "No hardware SPI pins defined. All SPI access will default to bitbanged output"
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# else
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# warning "No hardware SPI pins defined. All SPI access will default to bitbanged output"
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# endif
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# endif
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#endif
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// #if defined(USART_DATA) && defined(USART_CLOCK)
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// template<uint8_t SPI_SPEED>
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// class AVRSPIOutput<USART_DATA, USART_CLOCK, SPI_SPEED> : public AVRUSARTSPIOutput<USART_DATA, USART_CLOCK, SPI_SPEED> {};
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// #endif
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#else
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# if !defined(FASTLED_INTERNAL) && !defined(FASTLED_ALL_PINS_HARDWARE_SPI)
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# ifdef FASTLED_HAS_PRAGMA_MESSAGE
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# pragma message "Forcing software SPI - no hardware SPI for you!"
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# else
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# warning "Forcing software SPI - no hardware SPI for you!"
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# endif
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# endif
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#endif
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FASTLED_NAMESPACE_END
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#endif
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