diff options
author | Gregory Nutt <gnutt@nuttx.org> | 2015-02-26 15:05:11 -0600 |
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committer | Gregory Nutt <gnutt@nuttx.org> | 2015-02-26 15:05:11 -0600 |
commit | 8fb4981a49e58322a608b4c561f72c2f3d84db74 (patch) | |
tree | e13ba79d359d7e1cbdd8215253f162546d1facc6 /nuttx/arch/mips | |
parent | aaf210950fb278bd5a29727541afd2f9981b0df8 (diff) | |
download | px4-nuttx-8fb4981a49e58322a608b4c561f72c2f3d84db74.tar.gz px4-nuttx-8fb4981a49e58322a608b4c561f72c2f3d84db74.tar.bz2 px4-nuttx-8fb4981a49e58322a608b4c561f72c2f3d84db74.zip |
PIC32MZ: Add logic to configure peripheral pins for the selecte UARTs
Diffstat (limited to 'nuttx/arch/mips')
-rw-r--r-- | nuttx/arch/mips/src/pic32mz/chip/pic32mz-pps.h | 4 | ||||
-rw-r--r-- | nuttx/arch/mips/src/pic32mz/chip/pic32mzec-pps.h | 28 | ||||
-rw-r--r-- | nuttx/arch/mips/src/pic32mz/pic32mz-lowconsole.c | 145 |
3 files changed, 158 insertions, 19 deletions
diff --git a/nuttx/arch/mips/src/pic32mz/chip/pic32mz-pps.h b/nuttx/arch/mips/src/pic32mz/chip/pic32mz-pps.h index 07370cb9d..f8419b1f0 100644 --- a/nuttx/arch/mips/src/pic32mz/chip/pic32mz-pps.h +++ b/nuttx/arch/mips/src/pic32mz/chip/pic32mz-pps.h @@ -73,8 +73,8 @@ * extract one or the other. */ -#define PPS_OUTPUT_REGADDR(a,b) (b) -#define PPS_OTUPUT_REVAL(a,b) (a) +#define PPS_OUTPUT_REGADDR(a,b) ((uintptr_t)(b)) +#define PPS_OUTPUT_REGVAL(a,b) ((uint32_t(a)) /******************************************************************************************** * Public Types diff --git a/nuttx/arch/mips/src/pic32mz/chip/pic32mzec-pps.h b/nuttx/arch/mips/src/pic32mz/chip/pic32mzec-pps.h index 795f6b5f6..eac6e2868 100644 --- a/nuttx/arch/mips/src/pic32mz/chip/pic32mzec-pps.h +++ b/nuttx/arch/mips/src/pic32mz/chip/pic32mzec-pps.h @@ -79,13 +79,13 @@ # define PIC32MZ_U4RXR_OFFSET 0x1480 # define PIC32MZ_U5RXR_OFFSET 0x1488 # define PIC32MZ_U6RXR_OFFSET 0x1490 -#define PIC32MZ_UnTSR_OFFSET(n) (0x1464 + ((n << 3)) /* n=1..6 */ -# define PIC32MZ_U1TSR_OFFSET 0x146c -# define PIC32MZ_U2TSR_OFFSET 0x1474 -# define PIC32MZ_U3TSR_OFFSET 0x147c -# define PIC32MZ_U4TSR_OFFSET 0x1484 -# define PIC32MZ_U5TSR_OFFSET 0x148c -# define PIC32MZ_U6TSR_OFFSET 0x1494 +#define PIC32MZ_UnCTSR_OFFSET(n) (0x1464 + ((n << 3)) /* n=1..6 */ +# define PIC32MZ_U1CTSR_OFFSET 0x146c +# define PIC32MZ_U2CTSR_OFFSET 0x1474 +# define PIC32MZ_U3CTSR_OFFSET 0x147c +# define PIC32MZ_U4CTSR_OFFSET 0x1484 +# define PIC32MZ_U5CTSR_OFFSET 0x148c +# define PIC32MZ_U6CTSR_OFFSET 0x1494 #define PIC32MZ_SDInR_OFFSET(n) (0x1490 + 12*(n)) /* n=1..6 */ # define PIC32MZ_SDI1R_OFFSET 0x149c # define PIC32MZ_SDI2R_OFFSET 0x14a8 @@ -208,13 +208,13 @@ # define PIC32MZ_U4RXR (PIC32MZ_IOPORT_K1BASE+PIC32MZ_U4RXR_OFFSET) # define PIC32MZ_U5RXR (PIC32MZ_IOPORT_K1BASE+PIC32MZ_U5RXR_OFFSET) # define PIC32MZ_U6RXR (PIC32MZ_IOPORT_K1BASE+PIC32MZ_U6RXR_OFFSET) -#define PIC32MZ_UnTSR(n) (PIC32MZ_IOPORT_K1BASE+PIC32MZ_UnTSR_OFFSET(n) -# define PIC32MZ_U1TSR (PIC32MZ_IOPORT_K1BASE+PIC32MZ_U1TSR_OFFSET) -# define PIC32MZ_U2TSR (PIC32MZ_IOPORT_K1BASE+PIC32MZ_U2TSR_OFFSET) -# define PIC32MZ_U3TSR (PIC32MZ_IOPORT_K1BASE+PIC32MZ_U3TSR_OFFSET) -# define PIC32MZ_U4TSR (PIC32MZ_IOPORT_K1BASE+PIC32MZ_U4TSR_OFFSET) -# define PIC32MZ_U5TSR (PIC32MZ_IOPORT_K1BASE+PIC32MZ_U5TSR_OFFSET) -# define PIC32MZ_U6TSR (PIC32MZ_IOPORT_K1BASE+PIC32MZ_U6TSR_OFFSET) +#define PIC32MZ_UnCTSR(n) (PIC32MZ_IOPORT_K1BASE+PIC32MZ_UnCTSR_OFFSET(n) +# define PIC32MZ_U1CTSR (PIC32MZ_IOPORT_K1BASE+PIC32MZ_U1CTSR_OFFSET) +# define PIC32MZ_U2CTSR (PIC32MZ_IOPORT_K1BASE+PIC32MZ_U2CTSR_OFFSET) +# define PIC32MZ_U3CTSR (PIC32MZ_IOPORT_K1BASE+PIC32MZ_U3CTSR_OFFSET) +# define PIC32MZ_U4CTSR (PIC32MZ_IOPORT_K1BASE+PIC32MZ_U4CTSR_OFFSET) +# define PIC32MZ_U5CTSR (PIC32MZ_IOPORT_K1BASE+PIC32MZ_U5CTSR_OFFSET) +# define PIC32MZ_U6CTSR (PIC32MZ_IOPORT_K1BASE+PIC32MZ_U6CTSR_OFFSET) #define PIC32MZ_SDInR(n) (PIC32MZ_IOPORT_K1BASE+PIC32MZ_SDInR_OFFSET(n)) # define PIC32MZ_SDI1R (PIC32MZ_IOPORT_K1BASE+PIC32MZ_SDI1R_OFFSET) # define PIC32MZ_SDI2R (PIC32MZ_IOPORT_K1BASE+PIC32MZ_SDI2R_OFFSET) diff --git a/nuttx/arch/mips/src/pic32mz/pic32mz-lowconsole.c b/nuttx/arch/mips/src/pic32mz/pic32mz-lowconsole.c index 2cd91de6b..3cfddafe6 100644 --- a/nuttx/arch/mips/src/pic32mz/pic32mz-lowconsole.c +++ b/nuttx/arch/mips/src/pic32mz/pic32mz-lowconsole.c @@ -43,13 +43,15 @@ #include <debug.h> #include <arch/irq.h> -#include <arch/board/board.h> #include "up_arch.h" #include "up_internal.h" #include "pic32mz-config.h" #include "chip/pic32mz-uart.h" +#include "chip/pic32mz-pps.h" + +#include <arch/board/board.h> /****************************************************************************** * Pre-processor Definitions @@ -321,14 +323,151 @@ void pic32mz_uartconfigure(uintptr_t uart_base, uint32_t baudrate, * ******************************************************************************/ -#ifdef HAVE_SERIAL_CONSOLE void pic32mz_consoleinit(void) { +#ifdef HAVE_UART_DEVICE + + /* Setup up pin selection registers for all configured UARTs. The board.h + * header file must provide these definitions to select the correct pin + * configuration for each enabled UARt. + */ + +#ifdef CONFIG_PIC32MZ_UART1 + /* Configure UART1 RX (input) and TX (output) pins */ + + putreg32(BOARD_U1RX_PPS, PIC32MZ_U1RXR); + putreg32(PPS_OUTPUT_REGVAL(BOARD_U1TX_PPS), + PPS_OUTPUT_REGADDR(BOARD_U1TX_PPS)); + +#ifdef CONFIG_UART1_OFLOWCONTROL + /* Configure the UART1 CTS input pin */ + + putreg32(BOARD_U1CTS_PPS, PIC32MZ_U1CTSR); +#endif +#ifdef CONFIG_UART1_IFLOWCONTROL + /* Configure the UART1 RTS output pin */ + + putreg32(PPS_OUTPUT_REGVAL(BOARD_U1RTS_PPS), + PPS_OUTPUT_REGADDR(BOARD_U1RTS_PPS)); + +#endif /* CONFIG_UART1_IFLOWCONTROL */ +#endif /* CONFIG_PIC32MZ_UART1 */ + +#ifdef CONFIG_PIC32MZ_UART2 + /* Configure UART2 RX (input) and TX (output) pins */ + + putreg32(BOARD_U2RX_PPS, PIC32MZ_U2RXR); + putreg32(PPS_OUTPUT_REGVAL(BOARD_U2TX_PPS), + PPS_OUTPUT_REGADDR(BOARD_U2TX_PPS)); + +#ifdef CONFIG_UART2_OFLOWCONTROL + /* Configure the UART2 CTS input pin */ + + putreg32(BOARD_U2CTS_PPS, PIC32MZ_U2CTSR); +#endif +#ifdef CONFIG_UART2_IFLOWCONTROL + /* Configure the UART2 RTS output pin */ + + putreg32(PPS_OUTPUT_REGVAL(BOARD_U2RTS_PPS), + PPS_OUTPUT_REGADDR(BOARD_U2RTS_PPS)); + +#endif /* CONFIG_UART2_IFLOWCONTROL */ +#endif /* CONFIG_PIC32MZ_UART2 */ + +#ifdef CONFIG_PIC32MZ_UART3 + /* Configure UART3 RX (input) and TX (output) pins */ + + putreg32(BOARD_U3RX_PPS, PIC32MZ_U3RXR); + putreg32(PPS_OUTPUT_REGVAL(BOARD_U3TX_PPS), + PPS_OUTPUT_REGADDR(BOARD_U3TX_PPS)); + +#ifdef CONFIG_UART3_OFLOWCONTROL + /* Configure the UART3 CTS input pin */ + + putreg32(BOARD_U3CTS_PPS, PIC32MZ_U3CTSR); +#endif +#ifdef CONFIG_UART3_IFLOWCONTROL + /* Configure the UART3 RTS output pin */ + + putreg32(PPS_OUTPUT_REGVAL(BOARD_U3RTS_PPS), + PPS_OUTPUT_REGADDR(BOARD_U3RTS_PPS)); + +#endif /* CONFIG_UART3_IFLOWCONTROL */ +#endif /* CONFIG_PIC32MZ_UART3 */ + +#ifdef CONFIG_PIC32MZ_UART4 + /* Configure UART4 RX (input) and TX (output) pins */ + + putreg32(BOARD_U4RX_PPS, PIC32MZ_U4RXR); + putreg32(PPS_OUTPUT_REGVAL(BOARD_U4TX_PPS), + PPS_OUTPUT_REGADDR(BOARD_U4TX_PPS)); + +#ifdef CONFIG_UART4_OFLOWCONTROL + /* Configure the UART4 CTS input pin */ + + putreg32(BOARD_U4CTS_PPS, PIC32MZ_U4CTSR); +#endif +#ifdef CONFIG_UART4_IFLOWCONTROL + /* Configure the UART4 RTS output pin */ + + putreg32(PPS_OUTPUT_REGVAL(BOARD_U4RTS_PPS), + PPS_OUTPUT_REGADDR(BOARD_U4RTS_PPS)); + +#endif /* CONFIG_UART4_IFLOWCONTROL */ +#endif /* CONFIG_PIC32MZ_UART4 */ + +#ifdef CONFIG_PIC32MZ_UART5 + /* Configure UART5 RX (input) and TX (output) pins */ + + putreg32(BOARD_U5RX_PPS, PIC32MZ_U5RXR); + putreg32(PPS_OUTPUT_REGVAL(BOARD_U5TX_PPS), + PPS_OUTPUT_REGADDR(BOARD_U5TX_PPS)); + +#ifdef CONFIG_UART5_OFLOWCONTROL + /* Configure the UART5 CTS input pin */ + + putreg32(BOARD_U5CTS_PPS, PIC32MZ_U5CTSR); +#endif +#ifdef CONFIG_UART5_IFLOWCONTROL + /* Configure the UART5 RTS output pin */ + + putreg32(PPS_OUTPUT_REGVAL(BOARD_U5RTS_PPS), + PPS_OUTPUT_REGADDR(BOARD_U5RTS_PPS)); + +#endif /* CONFIG_UART5_IFLOWCONTROL */ +#endif /* CONFIG_PIC32MZ_UART5 */ + +#ifdef CONFIG_PIC32MZ_UART6 + /* Configure UART6 RX (input) and TX (output) pins */ + + putreg32(BOARD_U6RX_PPS, PIC32MZ_U6RXR); + putreg32(PPS_OUTPUT_REGVAL(BOARD_U6TX_PPS), + PPS_OUTPUT_REGADDR(BOARD_U6TX_PPS)); + +#ifdef CONFIG_UART6_OFLOWCONTROL + /* Configure the UART6 CTS input pin */ + + putreg32(BOARD_U6CTS_PPS, PIC32MZ_U6CTSR); +#endif +#ifdef CONFIG_UART6_IFLOWCONTROL + /* Configure the UART6 RTS output pin */ + + putreg32(PPS_OUTPUT_REGVAL(BOARD_U6RTS_PPS), + PPS_OUTPUT_REGADDR(BOARD_U6RTS_PPS)); + +#endif /* CONFIG_UART6_IFLOWCONTROL */ +#endif /* CONFIG_PIC32MZ_UART6 */ + +#ifdef HAVE_SERIAL_CONSOLE + /* Configure the console uart */ + pic32mz_uartconfigure(PIC32MZ_CONSOLE_BASE, PIC32MZ_CONSOLE_BAUD, PIC32MZ_CONSOLE_PARITY, PIC32MZ_CONSOLE_BITS, PIC32MZ_CONSOLE_2STOP); + +#endif /* HAVE_SERIAL_CONSOLE */ +#endif /* HAVE_UART_DEVICE */ } -#endif /****************************************************************************** * Name: up_lowputc |