mirror of https://github.com/Desuuuu/klipper.git
t5uid1: Improve STM32 support
This commit is contained in:
Desuuuu
parent
9687b2786a
commit
140dca1f68
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@ -1,32 +1,81 @@
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# Kconfig T5UID1 settings for STM32 processors
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config STM32_SERIAL_USART1_USED
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bool
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depends on SERIAL
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default y if STM32_SERIAL_USART1 || STM32_SERIAL_USART1_ALT_PB7_PB6
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config STM32_SERIAL_USART2_USED
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bool
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depends on SERIAL
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default y if STM32_SERIAL_USART2 || STM32_SERIAL_USART2_ALT_PA15_PA14 || STM32_SERIAL_USART2_ALT_PD6_PD5
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config STM32_SERIAL_USART3_USED
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bool
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depends on SERIAL
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default y if STM32_SERIAL_USART3 || STM32_SERIAL_USART3_ALT_PD9_PD8
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config STM32_SERIAL_UART4_USED
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bool
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depends on SERIAL
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default y if STM32_SERIAL_UART4
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config T5UID1_SERIAL
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bool "Enable DGUS T5UID1 screen"
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depends on !MACH_STM32F031
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default n
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config STM32_T5UID1_SERIAL_USART1
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bool
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default n
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config STM32_T5UID1_SERIAL_USART2
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bool
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default n
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config STM32_T5UID1_SERIAL_USART3
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bool
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default n
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config STM32_T5UID1_SERIAL_UART4
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bool
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default n
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choice
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depends on T5UID1_SERIAL
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prompt "Screen Serial Port" if LOW_LEVEL_OPTIONS
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default STM32_T5UID1_SERIAL_USART2 if !STM32_SERIAL_USART2 && !STM32_SERIAL_USART2_ALT
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default STM32_T5UID1_SERIAL_USART1
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help
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Select the serial device to use for the touchscreen.
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config STM32_T5UID1_SERIAL_USART1
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bool "USART1" if !STM32_SERIAL_USART1
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config STM32_T5UID1_SERIAL_USART2
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bool "USART2 (on PA3/PA2)" if !STM32_SERIAL_USART2 && !STM32_SERIAL_USART2_ALT
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config STM32_T5UID1_SERIAL_USART2_ALT
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bool "USART2 (on PA15/PA14)" if MACH_STM32F0 && !STM32_SERIAL_USART2 && !STM32_SERIAL_USART2_ALT
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config STM32_T5UID1_SERIAL_USART3
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bool "USART3" if !STM32_SERIAL_USART3 && !STM32_SERIAL_USART3_ALT
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config STM32_T5UID1_SERIAL_USART3_ALT
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bool "USART3 (on PD9/PD8)" if MACH_STM32F4 && !STM32_SERIAL_USART3 && !STM32_SERIAL_USART3_ALT
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prompt "Screen serial interface" if LOW_LEVEL_OPTIONS
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default STM32_T5UID1_SERIAL_USART2_PA3_PA2 if !STM32_SERIAL_USART2_USED
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default STM32_T5UID1_SERIAL_USART1_PA10_PA9
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config STM32_T5UID1_SERIAL_USART1_PA10_PA9
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bool "USART1 (on PA10/PA9)"
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depends on !STM32_SERIAL_USART1_USED
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select STM32_T5UID1_SERIAL_USART1
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config STM32_T5UID1_SERIAL_USART1_PB7_PB6
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bool "USART1 (on PB7/PB6)"
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depends on !STM32_SERIAL_USART1_USED
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select STM32_T5UID1_SERIAL_USART1
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config STM32_T5UID1_SERIAL_USART2_PA3_PA2
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bool "USART2 (on PA3/PA2)"
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depends on !STM32_SERIAL_USART2_USED
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select STM32_T5UID1_SERIAL_USART2
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config STM32_T5UID1_SERIAL_USART2_PA15_PA14
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bool "USART2 (on PA15/PA14)" if MACH_STM32F0
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depends on !STM32_SERIAL_USART2_USED
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select STM32_T5UID1_SERIAL_USART2
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config STM32_T5UID1_SERIAL_USART2_PD6_PD5
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bool "USART2 (on PD6/PD5)" if !MACH_STM32F0
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depends on !STM32_SERIAL_USART2_USED
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select STM32_T5UID1_SERIAL_USART2
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config STM32_T5UID1_SERIAL_USART3_PB11_PB10
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bool "USART3 (on PB11/PB10)" if !MACH_STM32F0 && !MACH_STM32F401
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depends on !STM32_SERIAL_USART3_USED
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select STM32_T5UID1_SERIAL_USART3
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config STM32_T5UID1_SERIAL_USART3_PD9_PD8
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bool "USART3 (on PD9/PD8)" if !MACH_STM32F0 && !MACH_STM32F401
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depends on !STM32_SERIAL_USART3_USED
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select STM32_T5UID1_SERIAL_USART3
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config STM32_T5UID1_SERIAL_UART4_PA1_PA0
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bool "UART4 (on PA1/PA0)" if MACH_STM32H7
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depends on !STM32_SERIAL_UART4_USED
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select STM32_T5UID1_SERIAL_UART4
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endchoice
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config T5UID1_SERIAL_PORT
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int
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default 3 if STM32_T5UID1_SERIAL_USART3 || STM32_T5UID1_SERIAL_USART3_ALT
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default 2 if STM32_T5UID1_SERIAL_USART2 || STM32_T5UID1_SERIAL_USART2_ALT
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default 1 if STM32_T5UID1_SERIAL_USART1
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default 2 if !STM32_SERIAL_USART2 && !STM32_SERIAL_USART2_ALT
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default 1
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@ -2,6 +2,4 @@
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dirs-$(CONFIG_T5UID1_SERIAL) += src/stm32/t5uid1 src/generic/t5uid1
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t5uid1-src-y := stm32/t5uid1/serial.c
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t5uid1-src-$(CONFIG_MACH_STM32F0) := stm32/t5uid1/stm32f0_serial.c
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src-$(CONFIG_T5UID1_SERIAL) += $(t5uid1-src-y) generic/t5uid1/serial_irq.c
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src-$(CONFIG_T5UID1_SERIAL) += stm32/t5uid1/serial.c generic/t5uid1/serial_irq.c
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@ -10,60 +10,94 @@
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#include "command.h" // DECL_CONSTANT_STR
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#include "../internal.h" // enable_pclock
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#if CONFIG_SERIAL && CONFIG_T5UID1_SERIAL_PORT == CONFIG_SERIAL_PORT
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#error "The serial port selected for the T5UID1 screen is already used"
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#if CONFIG_MACH_STM32F0
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#include "stm32f0_serial.h"
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#elif CONFIG_MACH_STM32G0
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#include "stm32g0_serial.h"
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#elif CONFIG_MACH_STM32H7
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#include "stm32h7_serial.h"
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#else
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#include "stm32_serial.h"
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#endif
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// Select the configured serial port
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#if CONFIG_T5UID1_SERIAL_PORT == 1
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DECL_CONSTANT_STR("RESERVE_PINS_t5uid1", "PA10,PA9");
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#if CONFIG_STM32_T5UID1_SERIAL_USART1_PA10_PA9
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DECL_CONSTANT_STR("RESERVE_PINS_serial", "PA10,PA9");
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#define GPIO_Rx GPIO('A', 10)
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#define GPIO_Tx GPIO('A', 9)
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#define USARTx USART1
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#define USARTx_IRQn USART1_IRQn
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#elif CONFIG_T5UID1_SERIAL_PORT == 2
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DECL_CONSTANT_STR("RESERVE_PINS_t5uid1", "PA3,PA2");
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#define USARTx_FUNCTION USART1_PA10_PA9_FUNCTION
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#elif CONFIG_STM32_T5UID1_SERIAL_USART1_PB7_PB6
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DECL_CONSTANT_STR("RESERVE_PINS_serial", "PB7,PB6");
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#define GPIO_Rx GPIO('B', 7)
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#define GPIO_Tx GPIO('B', 6)
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#define USARTx USART1
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#define USARTx_IRQn USART1_IRQn
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#define USARTx_FUNCTION USART1_PB7_PB6_FUNCTION
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#elif CONFIG_STM32_T5UID1_SERIAL_USART2_PA3_PA2
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DECL_CONSTANT_STR("RESERVE_PINS_serial", "PA3,PA2");
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#define GPIO_Rx GPIO('A', 3)
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#define GPIO_Tx GPIO('A', 2)
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#define USARTx USART2
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#define USARTx_IRQn USART2_IRQn
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#elif CONFIG_T5UID1_SERIAL_PORT == 3
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#if CONFIG_T5UID1_STM32_SERIAL_USART3_ALT
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DECL_CONSTANT_STR("RESERVE_PINS_t5uid1", "PD9,PD8");
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#define GPIO_Rx GPIO('D', 9)
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#define GPIO_Tx GPIO('D', 8)
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#else
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DECL_CONSTANT_STR("RESERVE_PINS_t5uid1", "PB11,PB10");
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#define USARTx_FUNCTION USART2_PA3_PA2_FUNCTION
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#elif CONFIG_STM32_T5UID1_SERIAL_USART2_PA15_PA14
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DECL_CONSTANT_STR("RESERVE_PINS_serial", "PA15,PA14");
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#define GPIO_Rx GPIO('A', 15)
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#define GPIO_Tx GPIO('A', 14)
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#define USARTx USART2
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#define USARTx_IRQn USART2_IRQn
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#define USARTx_FUNCTION USART2_PA15_PA14_FUNCTION
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#elif CONFIG_STM32_T5UID1_SERIAL_USART2_PD6_PD5
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DECL_CONSTANT_STR("RESERVE_PINS_serial", "PD6,PD5");
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#define GPIO_Rx GPIO('D', 6)
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#define GPIO_Tx GPIO('D', 5)
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#define USARTx USART2
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#define USARTx_IRQn USART2_IRQn
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#define USARTx_FUNCTION USART2_PD6_PD5_FUNCTION
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#elif CONFIG_STM32_T5UID1_SERIAL_USART3_PB11_PB10
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DECL_CONSTANT_STR("RESERVE_PINS_serial", "PB11,PB10");
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#define GPIO_Rx GPIO('B', 11)
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#define GPIO_Tx GPIO('B', 10)
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#endif
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#define USARTx USART3
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#define USARTx_IRQn USART3_IRQn
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#define USARTx_FUNCTION USART3_PB11_PB10_FUNCTION
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#elif CONFIG_STM32_T5UID1_SERIAL_USART3_PD9_PD8
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DECL_CONSTANT_STR("RESERVE_PINS_serial", "PD9,PD8");
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#define GPIO_Rx GPIO('D', 9)
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#define GPIO_Tx GPIO('D', 8)
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#define USARTx USART3
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#define USARTx_IRQn USART3_IRQn
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#define USARTx_FUNCTION USART3_PD9_PD8_FUNCTION
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#elif CONFIG_STM32_T5UID1_SERIAL_UART4_PA1_PA0
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DECL_CONSTANT_STR("RESERVE_PINS_serial", "PA1,PA0");
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#define GPIO_Rx GPIO('A', 1)
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#define GPIO_Tx GPIO('A', 0)
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#define USARTx UART4
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#define USARTx_IRQn UART4_IRQn
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#define USARTx_FUNCTION UART4_PA1_PA0_FUNCTION
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#endif
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#define CR1_FLAGS (USART_CR1_UE | USART_CR1_RE | USART_CR1_TE \
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| USART_CR1_RXNEIE)
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void
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t5uid1_USARTx_IRQHandler(void)
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{
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uint32_t sr = USARTx->SR;
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if (sr & (USART_SR_RXNE | USART_SR_ORE))
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t5uid1_rx_byte(USARTx->DR);
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if (sr & USART_SR_TXE && USARTx->CR1 & USART_CR1_TXEIE) {
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uint32_t isr = USART_ISR(USARTx);
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if (isr & ISR_RX)
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t5uid1_rx_byte(USART_RDR(USARTx));
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if (isr & ISR_TXEN && USART_CR1(USARTx) & CR1_TXEN) {
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uint8_t data;
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int ret = t5uid1_get_tx_byte(&data);
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if (ret)
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USARTx->CR1 = CR1_FLAGS;
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USART_CR1(USARTx) = CR1_BASE;
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else
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USARTx->DR = data;
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USART_TDR(USARTx) = data;
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}
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}
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void
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t5uid1_enable_tx_irq(void)
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{
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USARTx->CR1 = CR1_FLAGS | USART_CR1_TXEIE;
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USART_CR1(USARTx) = CR1_BASE | CR1_TXEN;
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}
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void
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@ -73,11 +107,10 @@ t5uid1_init(uint32_t baud)
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uint32_t pclk = get_pclock_frequency((uint32_t)USARTx);
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uint32_t div = DIV_ROUND_CLOSEST(pclk, baud);
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USARTx->BRR = (((div / 16) << USART_BRR_DIV_Mantissa_Pos)
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| ((div % 16) << USART_BRR_DIV_Fraction_Pos));
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USARTx->CR1 = CR1_FLAGS;
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USART_BRR(USARTx) = BRR_VAL(div);
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USART_CR1(USARTx) = CR1_BASE;
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armcm_enable_irq(t5uid1_USARTx_IRQHandler, USARTx_IRQn, 0);
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gpio_peripheral(GPIO_Rx, GPIO_FUNCTION(7), 1);
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gpio_peripheral(GPIO_Tx, GPIO_FUNCTION(7), 0);
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gpio_peripheral(GPIO_Rx, USARTx_FUNCTION, 1);
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gpio_peripheral(GPIO_Tx, USARTx_FUNCTION, 0);
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}
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@ -0,0 +1,29 @@
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#ifndef __STM32_T5UID1_STM32_SERIAL_H
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#define __STM32_T5UID1_STM32_SERIAL_H
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#include "../internal.h"
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#define USART_ISR(usart) (usart)->SR
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#define USART_RDR(usart) (usart)->DR
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#define USART_TDR(usart) (usart)->DR
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#define USART_CR1(usart) (usart)->CR1
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#define USART_BRR(usart) (usart)->BRR
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#define ISR_RX (USART_SR_RXNE | USART_SR_ORE)
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#define ISR_TXEN USART_SR_TXE
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#define CR1_BASE (USART_CR1_UE | USART_CR1_RE | USART_CR1_TE \
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| USART_CR1_RXNEIE)
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#define CR1_TXEN USART_CR1_TXEIE
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#define BRR_VAL(div) ((((div) / 16) << USART_BRR_DIV_Mantissa_Pos) \
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| (((div) % 16) << USART_BRR_DIV_Fraction_Pos))
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#define USART1_PA10_PA9_FUNCTION GPIO_FUNCTION(7)
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#define USART1_PB7_PB6_FUNCTION GPIO_FUNCTION(7)
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#define USART2_PA3_PA2_FUNCTION GPIO_FUNCTION(7)
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#define USART2_PD6_PD5_FUNCTION GPIO_FUNCTION(7)
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#define USART3_PB11_PB10_FUNCTION GPIO_FUNCTION(7)
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#define USART3_PD9_PD8_FUNCTION GPIO_FUNCTION(7)
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#endif // stm32_serial.h
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@ -1,77 +0,0 @@
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// STM32F0 serial
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//
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// Copyright (C) 2019 Kevin O'Connor <kevin@koconnor.net>
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//
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// This file may be distributed under the terms of the GNU GPLv3 license.
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#include "autoconf.h" // CONFIG_T5UID1_SERIAL_PORT
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#include "board/armcm_boot.h" // armcm_enable_irq
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#include "board/t5uid1/serial_irq.h" // t5uid1_rx_byte
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#include "command.h" // DECL_CONSTANT_STR
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#include "../internal.h" // enable_pclock
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#if CONFIG_SERIAL && CONFIG_T5UID1_SERIAL_PORT == CONFIG_SERIAL_PORT
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#error "The serial port selected for the T5UID1 screen is already used"
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#endif
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// Select the configured serial port
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#if CONFIG_T5UID1_SERIAL_PORT == 1
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DECL_CONSTANT_STR("RESERVE_PINS_t5uid1", "PA10,PA9");
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#define GPIO_Rx GPIO('A', 10)
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#define GPIO_Tx GPIO('A', 9)
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#define USARTx USART1
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#define USARTx_IRQn USART1_IRQn
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#elif CONFIG_T5UID1_SERIAL_PORT == 2
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#if CONFIG_T5UID1_STM32_SERIAL_USART2_ALT
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DECL_CONSTANT_STR("RESERVE_PINS_t5uid1", "PA15,PA14");
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#define GPIO_Rx GPIO('A', 15)
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#define GPIO_Tx GPIO('A', 14)
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#else
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DECL_CONSTANT_STR("RESERVE_PINS_t5uid1", "PA3,PA2");
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#define GPIO_Rx GPIO('A', 3)
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#define GPIO_Tx GPIO('A', 2)
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#endif
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#define USARTx USART2
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#define USARTx_IRQn USART2_IRQn
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#endif
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#define CR1_FLAGS (USART_CR1_UE | USART_CR1_RE | USART_CR1_TE \
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| USART_CR1_RXNEIE)
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void
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t5uid1_USARTx_IRQHandler(void)
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{
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uint32_t sr = USARTx->ISR;
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if (sr & (USART_ISR_RXNE | USART_ISR_ORE))
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t5uid1_rx_byte(USARTx->RDR);
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if (sr & USART_ISR_TXE && USARTx->CR1 & USART_CR1_TXEIE) {
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uint8_t data;
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int ret = t5uid1_get_tx_byte(&data);
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if (ret)
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USARTx->CR1 = CR1_FLAGS;
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else
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USARTx->TDR = data;
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}
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}
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void
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t5uid1_enable_tx_irq(void)
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{
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USARTx->CR1 = CR1_FLAGS | USART_CR1_TXEIE;
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}
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void
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t5uid1_init(uint32_t baud)
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{
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enable_pclock((uint32_t)USARTx);
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uint32_t pclk = get_pclock_frequency((uint32_t)USARTx);
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uint32_t div = DIV_ROUND_CLOSEST(pclk, baud);
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USARTx->BRR = (((div / 16) << USART_BRR_DIV_MANTISSA_Pos)
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| ((div % 16) << USART_BRR_DIV_FRACTION_Pos));
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USARTx->CR1 = CR1_FLAGS;
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armcm_enable_irq(t5uid1_USARTx_IRQHandler, USARTx_IRQn, 0);
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gpio_peripheral(GPIO_Rx, GPIO_FUNCTION(1), 1);
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gpio_peripheral(GPIO_Tx, GPIO_FUNCTION(1), 0);
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}
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@ -0,0 +1,27 @@
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#ifndef __STM32_T5UID1_STM32F0_SERIAL_H
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#define __STM32_T5UID1_STM32F0_SERIAL_H
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#include "../internal.h"
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#define USART_ISR(usart) (usart)->ISR
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#define USART_RDR(usart) (usart)->RDR
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#define USART_TDR(usart) (usart)->TDR
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#define USART_CR1(usart) (usart)->CR1
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||||
#define USART_BRR(usart) (usart)->BRR
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||||
#define ISR_RX (USART_ISR_RXNE | USART_ISR_ORE)
|
||||
#define ISR_TXEN USART_ISR_TXE
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||||
|
||||
#define CR1_BASE (USART_CR1_UE | USART_CR1_RE | USART_CR1_TE \
|
||||
| USART_CR1_RXNEIE)
|
||||
#define CR1_TXEN USART_CR1_TXEIE
|
||||
|
||||
#define BRR_VAL(div) ((((div) / 16) << USART_BRR_DIV_MANTISSA_Pos) \
|
||||
| (((div) % 16) << USART_BRR_DIV_FRACTION_Pos))
|
||||
|
||||
#define USART1_PA10_PA9_FUNCTION GPIO_FUNCTION(1)
|
||||
#define USART1_PB7_PB6_FUNCTION GPIO_FUNCTION(0)
|
||||
#define USART2_PA3_PA2_FUNCTION GPIO_FUNCTION(1)
|
||||
#define USART2_PA15_PA14_FUNCTION GPIO_FUNCTION(1)
|
||||
|
||||
#endif // stm32f0_serial.h
|
||||
|
|
@ -0,0 +1,33 @@
|
|||
#ifndef __STM32_T5UID1_STM32G0_SERIAL_H
|
||||
#define __STM32_T5UID1_STM32G0_SERIAL_H
|
||||
|
||||
#include "../internal.h"
|
||||
|
||||
#define USART_ISR(usart) (usart)->ISR
|
||||
#define USART_RDR(usart) (usart)->RDR
|
||||
#define USART_TDR(usart) (usart)->TDR
|
||||
#define USART_CR1(usart) (usart)->CR1
|
||||
#define USART_BRR(usart) (usart)->BRR
|
||||
|
||||
#define ISR_RX (USART_ISR_RXNE_RXFNE | USART_ISR_ORE)
|
||||
#define ISR_TXEN USART_ISR_TXE_TXFNF
|
||||
|
||||
#define CR1_BASE (USART_CR1_UE | USART_CR1_RE | USART_CR1_TE \
|
||||
| USART_CR1_RXNEIE_RXFNEIE)
|
||||
#define CR1_TXEN USART_CR1_TXEIE_TXFNFIE
|
||||
|
||||
#define BRR_VAL(div) ((((div) / 16) << 4) \
|
||||
| ((div) % 16))
|
||||
|
||||
#define USART1_PA10_PA9_FUNCTION GPIO_FUNCTION(1)
|
||||
#define USART1_PB7_PB6_FUNCTION GPIO_FUNCTION(0)
|
||||
#define USART2_PA3_PA2_FUNCTION GPIO_FUNCTION(1)
|
||||
#define USART2_PA15_PA14_FUNCTION GPIO_FUNCTION(1)
|
||||
#define USART2_PD6_PD5_FUNCTION GPIO_FUNCTION(0)
|
||||
#define USART3_PB11_PB10_FUNCTION GPIO_FUNCTION(4)
|
||||
#define USART3_PD9_PD8_FUNCTION GPIO_FUNCTION(0)
|
||||
|
||||
#define USART2_IRQn USART2_LPUART2_IRQn
|
||||
#define USART3_IRQn USART3_4_5_6_LPUART1_IRQn
|
||||
|
||||
#endif // stm32g0_serial.h
|
||||
|
|
@ -0,0 +1,31 @@
|
|||
#ifndef __STM32_T5UID1_STM32H7_SERIAL_H
|
||||
#define __STM32_T5UID1_STM32H7_SERIAL_H
|
||||
|
||||
#include "../internal.h"
|
||||
|
||||
#define USART_ISR(usart) (usart)->ISR
|
||||
#define USART_RDR(usart) (usart)->RDR
|
||||
#define USART_TDR(usart) (usart)->TDR
|
||||
#define USART_CR1(usart) (usart)->CR1
|
||||
#define USART_BRR(usart) (usart)->BRR
|
||||
|
||||
#define ISR_RX (USART_ISR_RXNE_RXFNE | USART_ISR_ORE)
|
||||
#define ISR_TXEN USART_ISR_TXE_TXFNF
|
||||
|
||||
#define CR1_BASE (USART_CR1_UE | USART_CR1_RE | USART_CR1_TE \
|
||||
| USART_CR1_RXNEIE)
|
||||
#define CR1_TXEN USART_CR1_TXEIE
|
||||
|
||||
#define BRR_VAL(div) ((((div) / 16) << USART_BRR_DIV_MANTISSA_Pos) \
|
||||
| (((div) % 16) << USART_BRR_DIV_FRACTION_Pos))
|
||||
|
||||
#define USART1_PA10_PA9_FUNCTION GPIO_FUNCTION(7)
|
||||
#define USART1_PB7_PB6_FUNCTION GPIO_FUNCTION(7)
|
||||
#define USART2_PA3_PA2_FUNCTION GPIO_FUNCTION(7)
|
||||
#define USART2_PA15_PA14_FUNCTION GPIO_FUNCTION(7)
|
||||
#define USART2_PD6_PD5_FUNCTION GPIO_FUNCTION(7)
|
||||
#define USART3_PB11_PB10_FUNCTION GPIO_FUNCTION(7)
|
||||
#define USART3_PD9_PD8_FUNCTION GPIO_FUNCTION(7)
|
||||
#define UART4_PA1_PA0_FUNCTION GPIO_FUNCTION(8)
|
||||
|
||||
#endif // stm32h7_serial.h
|
||||
Loading…
Reference in New Issue