Author: cognet
Date: Wed Jul 14 00:48:53 2010
New Revision: 210040
URL: http://svn.freebsd.org/changeset/base/210040
Log:
Import preliminary support for Atmel AT91SAM9G20 cpu, and the Hot-e HL201.
This fine work was done by Yohanes Nugroho <yohanes a gmail dot com>
Many thanks to John Nicholls and Thinlinx for providing sample hardware.
Added:
head/sys/arm/at91/at91_aicreg.h (contents, props changed)
head/sys/arm/at91/at91_pio_sam9.h (contents, props changed)
head/sys/arm/at91/at91_pit.c (contents, props changed)
head/sys/arm/at91/at91_pitreg.h (contents, props changed)
head/sys/arm/at91/at91sam9.c (contents, props changed)
head/sys/arm/at91/at91sam9_machdep.c (contents, props changed)
head/sys/arm/at91/at91sam9g20reg.h (contents, props changed)
head/sys/arm/at91/board_hl201.c (contents, props changed)
head/sys/arm/at91/files.at91sam9 (contents, props changed)
head/sys/arm/at91/if_macb.c (contents, props changed)
head/sys/arm/at91/if_macbreg.h (contents, props changed)
head/sys/arm/at91/if_macbvar.h (contents, props changed)
head/sys/arm/at91/std.at91sam9 (contents, props changed)
head/sys/arm/at91/std.hl201 (contents, props changed)
head/sys/arm/conf/HL201 (contents, props changed)
head/sys/arm/conf/HL201.hints (contents, props changed)
Modified:
head/sys/arm/at91/at91_pmc.c
head/sys/arm/at91/at91_pmcreg.h
Added: head/sys/arm/at91/at91_aicreg.h
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ head/sys/arm/at91/at91_aicreg.h Wed Jul 14 00:48:53 2010
(r210040)
@@ -0,0 +1,51 @@
+/*-
+ * Copyright (c) 2009 Sylvestre Gallon. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+/* $FreeBSD$ */
+
+#ifndef ARM_AT91_AT91_AICREG_H
+#define ARM_AT91_AT91_AICREG_H
+
+/* Interrupt Controller */
+#define IC_SMR (0) /* Source mode register */
+#define IC_SVR (128) /* Source vector register */
+#define IC_IVR (256) /* IRQ vector register */
+#define IC_FVR (260) /* FIQ vector register */
+#define IC_ISR (264) /* Interrupt status register */
+#define IC_IPR (268) /* Interrupt pending register */
+#define IC_IMR (272) /* Interrupt status register */
+#define IC_CISR (276) /* Core interrupt status register
*/
+#define IC_IECR (288) /* Interrupt enable command
register */
+#define IC_IDCR (292) /* Interrupt disable command
register */
+#define IC_ICCR (296) /* Interrupt clear command
register */
+#define IC_ISCR (300) /* Interrupt set command register
*/
+#define IC_EOICR (304) /* End of interrupt command register */
+#define IC_SPU (308) /* Spurious vector register */
+#define IC_DCR (312) /* Debug control register */
+#define IC_FFER (320) /* Fast forcing enable register */
+#define IC_FFDR (324) /* Fast forcing disable register
*/
+#define IC_FFSR (328) /* Fast forcing status register */
+
+#endif /*ARM_AT91_AT91_AICREG_H*/
Added: head/sys/arm/at91/at91_pio_sam9.h
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ head/sys/arm/at91/at91_pio_sam9.h Wed Jul 14 00:48:53 2010
(r210040)
@@ -0,0 +1,291 @@
+/*
+ * Theses defines come from an atmel file that says specifically that it
+ * has no copyright.
+ */
+
+/* $FreeBSD$ */
+
+//
*****************************************************************************
+// PIO DEFINITIONS FOR AT91SAM9261
+//
*****************************************************************************
+#define AT91C_PIO_PA0 ((unsigned int) 1 << 0) // Pin Controlled by PA0
+#define AT91C_PA0_MISO0 ((unsigned int) AT91C_PIO_PA0) // SPI0 Master In
Slave
+#define AT91C_PA0_MCDA0 ((unsigned int) AT91C_PIO_PA0) // Multimedia Card
A Data 0
+#define AT91C_PIO_PA1 ((unsigned int) 1 << 1) // Pin Controlled by PA1
+#define AT91C_PA1_MOSI0 ((unsigned int) AT91C_PIO_PA1) // SPI0 Master Out
Slave
+#define AT91C_PA1_MCCDA ((unsigned int) AT91C_PIO_PA1) // Multimedia Card
A Command
+#define AT91C_PIO_PA10 ((unsigned int) 1 << 10) // Pin Controlled by PA10
+#define AT91C_PA10_DTXD ((unsigned int) AT91C_PIO_PA10) // DBGU Debug
Transmit Data
+#define AT91C_PA10_PCK3 ((unsigned int) AT91C_PIO_PA10) // PMC
Programmable clock Output 3
+#define AT91C_PIO_PA11 ((unsigned int) 1 << 11) // Pin Controlled by PA11
+#define AT91C_PA11_TSYNC ((unsigned int) AT91C_PIO_PA11) // Trace
Synchronization Signal
+#define AT91C_PA11_SCK1 ((unsigned int) AT91C_PIO_PA11) // USART1 Serial
Clock
+#define AT91C_PIO_PA12 ((unsigned int) 1 << 12) // Pin Controlled by PA12
+#define AT91C_PA12_TCLK ((unsigned int) AT91C_PIO_PA12) // Trace Clock
+#define AT91C_PA12_RTS1 ((unsigned int) AT91C_PIO_PA12) // USART1 Ready
To Send
+#define AT91C_PIO_PA13 ((unsigned int) 1 << 13) // Pin Controlled by PA13
+#define AT91C_PA13_TPS0 ((unsigned int) AT91C_PIO_PA13) // Trace ARM
Pipeline Status 0
+#define AT91C_PA13_CTS1 ((unsigned int) AT91C_PIO_PA13) // USART1 Clear
To Send
+#define AT91C_PIO_PA14 ((unsigned int) 1 << 14) // Pin Controlled by PA14
+#define AT91C_PA14_TPS1 ((unsigned int) AT91C_PIO_PA14) // Trace ARM
Pipeline Status 1
+#define AT91C_PA14_SCK2 ((unsigned int) AT91C_PIO_PA14) // USART2 Serial
Clock
+#define AT91C_PIO_PA15 ((unsigned int) 1 << 15) // Pin Controlled by PA15
+#define AT91C_PA15_TPS2 ((unsigned int) AT91C_PIO_PA15) // Trace ARM
Pipeline Status 2
+#define AT91C_PA15_RTS2 ((unsigned int) AT91C_PIO_PA15) // USART2 Ready
To Send
+#define AT91C_PIO_PA16 ((unsigned int) 1 << 16) // Pin Controlled by PA16
+#define AT91C_PA16_TPK0 ((unsigned int) AT91C_PIO_PA16) // Trace Packet
Port 0
+#define AT91C_PA16_CTS2 ((unsigned int) AT91C_PIO_PA16) // USART2 Clear
To Send
+#define AT91C_PIO_PA17 ((unsigned int) 1 << 17) // Pin Controlled by PA17
+#define AT91C_PA17_TPK1 ((unsigned int) AT91C_PIO_PA17) // Trace Packet
Port 1
+#define AT91C_PA17_TF1 ((unsigned int) AT91C_PIO_PA17) // SSC1 Transmit
Frame Sync
+#define AT91C_PIO_PA18 ((unsigned int) 1 << 18) // Pin Controlled by PA18
+#define AT91C_PA18_TPK2 ((unsigned int) AT91C_PIO_PA18) // Trace Packet
Port 2
+#define AT91C_PA18_TK1 ((unsigned int) AT91C_PIO_PA18) // SSC1 Transmit
Clock
+#define AT91C_PIO_PA19 ((unsigned int) 1 << 19) // Pin Controlled by PA19
+#define AT91C_PA19_TPK3 ((unsigned int) AT91C_PIO_PA19) // Trace Packet
Port 3
+#define AT91C_PA19_TD1 ((unsigned int) AT91C_PIO_PA19) // SSC1 Transmit
Data
+#define AT91C_PIO_PA2 ((unsigned int) 1 << 2) // Pin Controlled by PA2
+#define AT91C_PA2_SPCK0 ((unsigned int) AT91C_PIO_PA2) // SPI0 Serial Clock
+#define AT91C_PA2_MCCK ((unsigned int) AT91C_PIO_PA2) // Multimedia Card
Clock
+#define AT91C_PIO_PA20 ((unsigned int) 1 << 20) // Pin Controlled by PA20
+#define AT91C_PA20_TPK4 ((unsigned int) AT91C_PIO_PA20) // Trace Packet
Port 4
+#define AT91C_PA20_RD1 ((unsigned int) AT91C_PIO_PA20) // SSC1 Receive
Data
+#define AT91C_PIO_PA21 ((unsigned int) 1 << 21) // Pin Controlled by PA21
+#define AT91C_PA21_TPK5 ((unsigned int) AT91C_PIO_PA21) // Trace Packet
Port 5
+#define AT91C_PA21_RK1 ((unsigned int) AT91C_PIO_PA21) // SSC1 Receive
Clock
+#define AT91C_PIO_PA22 ((unsigned int) 1 << 22) // Pin Controlled by PA22
+#define AT91C_PA22_TPK6 ((unsigned int) AT91C_PIO_PA22) // Trace Packet
Port 6
+#define AT91C_PA22_RF1 ((unsigned int) AT91C_PIO_PA22) // SSC1 Receive
Frame Sync
+#define AT91C_PIO_PA23 ((unsigned int) 1 << 23) // Pin Controlled by PA23
+#define AT91C_PA23_TPK7 ((unsigned int) AT91C_PIO_PA23) // Trace Packet
Port 7
+#define AT91C_PA23_RTS0 ((unsigned int) AT91C_PIO_PA23) // USART0 Ready
To Send
+#define AT91C_PIO_PA24 ((unsigned int) 1 << 24) // Pin Controlled by PA24
+#define AT91C_PA24_TPK8 ((unsigned int) AT91C_PIO_PA24) // Trace Packet
Port 8
+#define AT91C_PA24_NPCS11 ((unsigned int) AT91C_PIO_PA24) // SPI1
Peripheral Chip Select 1
+#define AT91C_PIO_PA25 ((unsigned int) 1 << 25) // Pin Controlled by PA25
+#define AT91C_PA25_TPK9 ((unsigned int) AT91C_PIO_PA25) // Trace Packet
Port 9
+#define AT91C_PA25_NPCS12 ((unsigned int) AT91C_PIO_PA25) // SPI1
Peripheral Chip Select 2
+#define AT91C_PIO_PA26 ((unsigned int) 1 << 26) // Pin Controlled by PA26
+#define AT91C_PA26_TPK10 ((unsigned int) AT91C_PIO_PA26) // Trace Packet
Port 10
+#define AT91C_PA26_NPCS13 ((unsigned int) AT91C_PIO_PA26) // SPI1
Peripheral Chip Select 3
+#define AT91C_PIO_PA27 ((unsigned int) 1 << 27) // Pin Controlled by PA27
+#define AT91C_PA27_TPK11 ((unsigned int) AT91C_PIO_PA27) // Trace Packet
Port 11
+#define AT91C_PA27_NPCS01 ((unsigned int) AT91C_PIO_PA27) // SPI0
Peripheral Chip Select 1
+#define AT91C_PIO_PA28 ((unsigned int) 1 << 28) // Pin Controlled by PA28
+#define AT91C_PA28_TPK12 ((unsigned int) AT91C_PIO_PA28) // Trace Packet
Port 12
+#define AT91C_PA28_NPCS02 ((unsigned int) AT91C_PIO_PA28) // SPI0
Peripheral Chip Select 2
+#define AT91C_PIO_PA29 ((unsigned int) 1 << 29) // Pin Controlled by PA29
+#define AT91C_PA29_TPK13 ((unsigned int) AT91C_PIO_PA29) // Trace Packet
Port 13
+#define AT91C_PA29_NPCS03 ((unsigned int) AT91C_PIO_PA29) // SPI0
Peripheral Chip Select 3
+#define AT91C_PIO_PA3 ((unsigned int) 1 << 3) // Pin Controlled by PA3
+#define AT91C_PA3_NPCS00 ((unsigned int) AT91C_PIO_PA3) // SPI0 Peripheral
Chip Select 0
+#define AT91C_PIO_PA30 ((unsigned int) 1 << 30) // Pin Controlled by PA30
+#define AT91C_PA30_TPK14 ((unsigned int) AT91C_PIO_PA30) // Trace Packet
Port 14
+#define AT91C_PA30_A23 ((unsigned int) AT91C_PIO_PA30) // Address Bus
bit 23
+#define AT91C_PIO_PA31 ((unsigned int) 1 << 31) // Pin Controlled by PA31
+#define AT91C_PA31_TPK15 ((unsigned int) AT91C_PIO_PA31) // Trace Packet
Port 15
+#define AT91C_PA31_A24 ((unsigned int) AT91C_PIO_PA31) // Address Bus
bit 24
+#define AT91C_PIO_PA4 ((unsigned int) 1 << 4) // Pin Controlled by PA4
+#define AT91C_PA4_NPCS01 ((unsigned int) AT91C_PIO_PA4) // SPI0 Peripheral
Chip Select 1
+#define AT91C_PA4_MCDA1 ((unsigned int) AT91C_PIO_PA4) // Multimedia Card
A Data 1
+#define AT91C_PIO_PA5 ((unsigned int) 1 << 5) // Pin Controlled by PA5
+#define AT91C_PA5_NPCS02 ((unsigned int) AT91C_PIO_PA5) // SPI0 Peripheral
Chip Select 2
+#define AT91C_PA5_MCDA2 ((unsigned int) AT91C_PIO_PA5) // Multimedia Card
A Data 2
+#define AT91C_PIO_PA6 ((unsigned int) 1 << 6) // Pin Controlled by PA6
+#define AT91C_PA6_NPCS03 ((unsigned int) AT91C_PIO_PA6) // SPI0 Peripheral
Chip Select 3
+#define AT91C_PA6_MCDA3 ((unsigned int) AT91C_PIO_PA6) // Multimedia Card
A Data 3
+#define AT91C_PIO_PA7 ((unsigned int) 1 << 7) // Pin Controlled by PA7
+#define AT91C_PA7_TWD ((unsigned int) AT91C_PIO_PA7) // TWI Two-wire
Serial Data
+#define AT91C_PA7_PCK0 ((unsigned int) AT91C_PIO_PA7) // PMC Programmable
clock Output 0
+#define AT91C_PIO_PA8 ((unsigned int) 1 << 8) // Pin Controlled by PA8
+#define AT91C_PA8_TWCK ((unsigned int) AT91C_PIO_PA8) // TWI Two-wire
Serial Clock
+#define AT91C_PA8_PCK1 ((unsigned int) AT91C_PIO_PA8) // PMC Programmable
clock Output 1
+#define AT91C_PIO_PA9 ((unsigned int) 1 << 9) // Pin Controlled by PA9
+#define AT91C_PA9_DRXD ((unsigned int) AT91C_PIO_PA9) // DBGU Debug
Receive Data
+#define AT91C_PA9_PCK2 ((unsigned int) AT91C_PIO_PA9) // PMC Programmable
clock Output 2
+#define AT91C_PIO_PB0 ((unsigned int) 1 << 0) // Pin Controlled by PB0
+#define AT91C_PB0_LCDVSYNC ((unsigned int) AT91C_PIO_PB0) // LCD Vertical
Synchronization
+#define AT91C_PIO_PB1 ((unsigned int) 1 << 1) // Pin Controlled by PB1
+#define AT91C_PB1_LCDHSYNC ((unsigned int) AT91C_PIO_PB1) // LCD Horizontal
Synchronization
+#define AT91C_PIO_PB10 ((unsigned int) 1 << 10) // Pin Controlled by PB10
+#define AT91C_PB10_LCDD5 ((unsigned int) AT91C_PIO_PB10) // LCD Data Bus
Bit 5
+#define AT91C_PB10_LCDD10 ((unsigned int) AT91C_PIO_PB10) // LCD Data Bus
Bit 10
+#define AT91C_PIO_PB11 ((unsigned int) 1 << 11) // Pin Controlled by PB11
+#define AT91C_PB11_LCDD6 ((unsigned int) AT91C_PIO_PB11) // LCD Data Bus
Bit 6
+#define AT91C_PB11_LCDD11 ((unsigned int) AT91C_PIO_PB11) // LCD Data Bus
Bit 11
+#define AT91C_PIO_PB12 ((unsigned int) 1 << 12) // Pin Controlled by PB12
+#define AT91C_PB12_LCDD7 ((unsigned int) AT91C_PIO_PB12) // LCD Data Bus
Bit 7
+#define AT91C_PB12_LCDD12 ((unsigned int) AT91C_PIO_PB12) // LCD Data Bus
Bit 12
+#define AT91C_PIO_PB13 ((unsigned int) 1 << 13) // Pin Controlled by PB13
+#define AT91C_PB13_LCDD8 ((unsigned int) AT91C_PIO_PB13) // LCD Data Bus
Bit 8
+#define AT91C_PB13_LCDD13 ((unsigned int) AT91C_PIO_PB13) // LCD Data Bus
Bit 13
+#define AT91C_PIO_PB14 ((unsigned int) 1 << 14) // Pin Controlled by PB14
+#define AT91C_PB14_LCDD9 ((unsigned int) AT91C_PIO_PB14) // LCD Data Bus
Bit 9
+#define AT91C_PB14_LCDD14 ((unsigned int) AT91C_PIO_PB14) // LCD Data Bus
Bit 14
+#define AT91C_PIO_PB15 ((unsigned int) 1 << 15) // Pin Controlled by PB15
+#define AT91C_PB15_LCDD10 ((unsigned int) AT91C_PIO_PB15) // LCD Data Bus
Bit 10
+#define AT91C_PB15_LCDD15 ((unsigned int) AT91C_PIO_PB15) // LCD Data Bus
Bit 15
+#define AT91C_PIO_PB16 ((unsigned int) 1 << 16) // Pin Controlled by PB16
+#define AT91C_PB16_LCDD11 ((unsigned int) AT91C_PIO_PB16) // LCD Data Bus
Bit 11
+#define AT91C_PB16_LCDD19 ((unsigned int) AT91C_PIO_PB16) // LCD Data Bus
Bit 19
+#define AT91C_PIO_PB17 ((unsigned int) 1 << 17) // Pin Controlled by PB17
+#define AT91C_PB17_LCDD12 ((unsigned int) AT91C_PIO_PB17) // LCD Data Bus
Bit 12
+#define AT91C_PB17_LCDD20 ((unsigned int) AT91C_PIO_PB17) // LCD Data Bus
Bit 20
+#define AT91C_PIO_PB18 ((unsigned int) 1 << 18) // Pin Controlled by PB18
+#define AT91C_PB18_LCDD13 ((unsigned int) AT91C_PIO_PB18) // LCD Data Bus
Bit 13
+#define AT91C_PB18_LCDD21 ((unsigned int) AT91C_PIO_PB18) // LCD Data Bus
Bit 21
+#define AT91C_PIO_PB19 ((unsigned int) 1 << 19) // Pin Controlled by PB19
+#define AT91C_PB19_LCDD14 ((unsigned int) AT91C_PIO_PB19) // LCD Data Bus
Bit 14
+#define AT91C_PB19_LCDD22 ((unsigned int) AT91C_PIO_PB19) // LCD Data Bus
Bit 22
+#define AT91C_PIO_PB2 ((unsigned int) 1 << 2) // Pin Controlled by PB2
+#define AT91C_PB2_LCDDOTCK ((unsigned int) AT91C_PIO_PB2) // LCD Dot Clock
+#define AT91C_PB2_PCK0 ((unsigned int) AT91C_PIO_PB2) // PMC Programmable
clock Output 0
+#define AT91C_PIO_PB20 ((unsigned int) 1 << 20) // Pin Controlled by PB20
+#define AT91C_PB20_LCDD15 ((unsigned int) AT91C_PIO_PB20) // LCD Data Bus
Bit 15
+#define AT91C_PB20_LCDD23 ((unsigned int) AT91C_PIO_PB20) // LCD Data Bus
Bit 23
+#define AT91C_PIO_PB21 ((unsigned int) 1 << 21) // Pin Controlled by PB21
+#define AT91C_PB21_TF0 ((unsigned int) AT91C_PIO_PB21) // SSC0 Transmit
Frame Sync
+#define AT91C_PB21_LCDD16 ((unsigned int) AT91C_PIO_PB21) // LCD Data Bus
Bit 16
+#define AT91C_PIO_PB22 ((unsigned int) 1 << 22) // Pin Controlled by PB22
+#define AT91C_PB22_TK0 ((unsigned int) AT91C_PIO_PB22) // SSC0 Transmit
Clock
+#define AT91C_PB22_LCDD17 ((unsigned int) AT91C_PIO_PB22) // LCD Data Bus
Bit 17
+#define AT91C_PIO_PB23 ((unsigned int) 1 << 23) // Pin Controlled by PB23
+#define AT91C_PB23_TD0 ((unsigned int) AT91C_PIO_PB23) // SSC0 Transmit
Data
+#define AT91C_PB23_LCDD18 ((unsigned int) AT91C_PIO_PB23) // LCD Data Bus
Bit 18
+#define AT91C_PIO_PB24 ((unsigned int) 1 << 24) // Pin Controlled by PB24
+#define AT91C_PB24_RD0 ((unsigned int) AT91C_PIO_PB24) // SSC0 Receive
Data
+#define AT91C_PB24_LCDD19 ((unsigned int) AT91C_PIO_PB24) // LCD Data Bus
Bit 19
+#define AT91C_PIO_PB25 ((unsigned int) 1 << 25) // Pin Controlled by PB25
+#define AT91C_PB25_RK0 ((unsigned int) AT91C_PIO_PB25) // SSC0 Receive
Clock
+#define AT91C_PB25_LCDD20 ((unsigned int) AT91C_PIO_PB25) // LCD Data Bus
Bit 20
+#define AT91C_PIO_PB26 ((unsigned int) 1 << 26) // Pin Controlled by PB26
+#define AT91C_PB26_RF0 ((unsigned int) AT91C_PIO_PB26) // SSC0 Receive
Frame Sync
+#define AT91C_PB26_LCDD21 ((unsigned int) AT91C_PIO_PB26) // LCD Data Bus
Bit 21
+#define AT91C_PIO_PB27 ((unsigned int) 1 << 27) // Pin Controlled by PB27
+#define AT91C_PB27_NPCS11 ((unsigned int) AT91C_PIO_PB27) // SPI1
Peripheral Chip Select 1
+#define AT91C_PB27_LCDD22 ((unsigned int) AT91C_PIO_PB27) // LCD Data Bus
Bit 22
+#define AT91C_PIO_PB28 ((unsigned int) 1 << 28) // Pin Controlled by PB28
+#define AT91C_PB28_NPCS10 ((unsigned int) AT91C_PIO_PB28) // SPI1
Peripheral Chip Select 0
+#define AT91C_PB28_LCDD23 ((unsigned int) AT91C_PIO_PB28) // LCD Data Bus
Bit 23
+#define AT91C_PIO_PB29 ((unsigned int) 1 << 29) // Pin Controlled by PB29
+#define AT91C_PB29_SPCK1 ((unsigned int) AT91C_PIO_PB29) // SPI1 Serial
Clock
+#define AT91C_PB29_IRQ2 ((unsigned int) AT91C_PIO_PB29) // Interrupt
input 2
+#define AT91C_PIO_PB3 ((unsigned int) 1 << 3) // Pin Controlled by PB3
+#define AT91C_PB3_LCDDEN ((unsigned int) AT91C_PIO_PB3) // LCD Data Enable
+#define AT91C_PIO_PB30 ((unsigned int) 1 << 30) // Pin Controlled by PB30
+#define AT91C_PB30_MISO1 ((unsigned int) AT91C_PIO_PB30) // SPI1 Master In
Slave
+#define AT91C_PB30_IRQ1 ((unsigned int) AT91C_PIO_PB30) // Interrupt
input 1
+#define AT91C_PIO_PB31 ((unsigned int) 1 << 31) // Pin Controlled by PB31
+#define AT91C_PB31_MOSI1 ((unsigned int) AT91C_PIO_PB31) // SPI1 Master
Out Slave
+#define AT91C_PB31_PCK2 ((unsigned int) AT91C_PIO_PB31) // PMC
Programmable clock Output 2
+#define AT91C_PIO_PB4 ((unsigned int) 1 << 4) // Pin Controlled by PB4
+#define AT91C_PB4_LCDCC ((unsigned int) AT91C_PIO_PB4) // LCD Contrast
Control
+#define AT91C_PB4_LCDD2 ((unsigned int) AT91C_PIO_PB4) // LCD Data Bus Bit
2
+#define AT91C_PIO_PB5 ((unsigned int) 1 << 5) // Pin Controlled by PB5
+#define AT91C_PB5_LCDD0 ((unsigned int) AT91C_PIO_PB5) // LCD Data Bus Bit 0
+#define AT91C_PB5_LCDD3 ((unsigned int) AT91C_PIO_PB5) // LCD Data Bus Bit
3
+#define AT91C_PIO_PB6 ((unsigned int) 1 << 6) // Pin Controlled by PB6
+#define AT91C_PB6_LCDD1 ((unsigned int) AT91C_PIO_PB6) // LCD Data Bus Bit
1
+#define AT91C_PB6_LCDD4 ((unsigned int) AT91C_PIO_PB6) // LCD Data Bus Bit
4
+#define AT91C_PIO_PB7 ((unsigned int) 1 << 7) // Pin Controlled by PB7
+#define AT91C_PB7_LCDD2 ((unsigned int) AT91C_PIO_PB7) // LCD Data Bus Bit
2
+#define AT91C_PB7_LCDD5 ((unsigned int) AT91C_PIO_PB7) // LCD Data Bus Bit
5
+#define AT91C_PIO_PB8 ((unsigned int) 1 << 8) // Pin Controlled by PB8
+#define AT91C_PB8_LCDD3 ((unsigned int) AT91C_PIO_PB8) // LCD Data Bus Bit
3
+#define AT91C_PB8_LCDD6 ((unsigned int) AT91C_PIO_PB8) // LCD Data Bus Bit
6
+#define AT91C_PIO_PB9 ((unsigned int) 1 << 9) // Pin Controlled by PB9
+#define AT91C_PB9_LCDD4 ((unsigned int) AT91C_PIO_PB9) // LCD Data Bus Bit
4
+#define AT91C_PB9_LCDD7 ((unsigned int) AT91C_PIO_PB9) // LCD Data Bus Bit
7
+#define AT91C_PIO_PC0 ((unsigned int) 1 << 0) // Pin Controlled by PC0
+#define AT91C_PC0_SMOE ((unsigned int) AT91C_PIO_PC0) // SmartMedia
Output Enable
+#define AT91C_PC0_NCS6 ((unsigned int) AT91C_PIO_PC0) // Chip Select 6
+#define AT91C_PIO_PC1 ((unsigned int) 1 << 1) // Pin Controlled by PC1
+#define AT91C_PC1_SMWE ((unsigned int) AT91C_PIO_PC1) // SmartMedia Write
Enable
+#define AT91C_PC1_NCS7 ((unsigned int) AT91C_PIO_PC1) // Chip Select 7
+#define AT91C_PIO_PC10 ((unsigned int) 1 << 10) // Pin Controlled by PC10
+#define AT91C_PC10_RTS0 ((unsigned int) AT91C_PIO_PC10) // USART0 Ready
To Send
+#define AT91C_PC10_SCK0 ((unsigned int) AT91C_PIO_PC10) // USART0 Serial
Clock
+#define AT91C_PIO_PC11 ((unsigned int) 1 << 11) // Pin Controlled by PC11
+#define AT91C_PC11_CTS0 ((unsigned int) AT91C_PIO_PC11) // USART0 Clear
To Send
+#define AT91C_PC11_FIQ ((unsigned int) AT91C_PIO_PC11) // AIC Fast
Interrupt Input
+#define AT91C_PIO_PC12 ((unsigned int) 1 << 12) // Pin Controlled by PC12
+#define AT91C_PC12_TXD1 ((unsigned int) AT91C_PIO_PC12) // USART1
Transmit Data
+#define AT91C_PC12_NCS6 ((unsigned int) AT91C_PIO_PC12) // Chip Select 6
+#define AT91C_PIO_PC13 ((unsigned int) 1 << 13) // Pin Controlled by PC13
+#define AT91C_PC13_RXD1 ((unsigned int) AT91C_PIO_PC13) // USART1 Receive
Data
+#define AT91C_PC13_NCS7 ((unsigned int) AT91C_PIO_PC13) // Chip Select 7
+#define AT91C_PIO_PC14 ((unsigned int) 1 << 14) // Pin Controlled by PC14
+#define AT91C_PC14_TXD2 ((unsigned int) AT91C_PIO_PC14) // USART2
Transmit Data
+#define AT91C_PC14_NPCS12 ((unsigned int) AT91C_PIO_PC14) // SPI1
Peripheral Chip Select 2
+#define AT91C_PIO_PC15 ((unsigned int) 1 << 15) // Pin Controlled by PC15
+#define AT91C_PC15_RXD2 ((unsigned int) AT91C_PIO_PC15) // USART2 Receive
Data
+#define AT91C_PC15_NPCS13 ((unsigned int) AT91C_PIO_PC15) // SPI1
Peripheral Chip Select 3
+#define AT91C_PIO_PC16 ((unsigned int) 1 << 16) // Pin Controlled by PC16
+#define AT91C_PC16_D16 ((unsigned int) AT91C_PIO_PC16) // Data Bus [16]
+#define AT91C_PC16_TCLK0 ((unsigned int) AT91C_PIO_PC16) // Timer Counter
0 external clock input
+#define AT91C_PIO_PC17 ((unsigned int) 1 << 17) // Pin Controlled by PC17
+#define AT91C_PC17_D17 ((unsigned int) AT91C_PIO_PC17) // Data Bus [17]
+#define AT91C_PC17_TCLK1 ((unsigned int) AT91C_PIO_PC17) // Timer Counter
1 external clock input
+#define AT91C_PIO_PC18 ((unsigned int) 1 << 18) // Pin Controlled by PC18
+#define AT91C_PC18_D18 ((unsigned int) AT91C_PIO_PC18) // Data Bus [18]
+#define AT91C_PC18_TCLK2 ((unsigned int) AT91C_PIO_PC18) // Timer Counter
2 external clock input
+#define AT91C_PIO_PC19 ((unsigned int) 1 << 19) // Pin Controlled by PC19
+#define AT91C_PC19_D19 ((unsigned int) AT91C_PIO_PC19) // Data Bus [19]
+#define AT91C_PC19_TIOA0 ((unsigned int) AT91C_PIO_PC19) // Timer Counter
0 Multipurpose Timer I/O Pin A
+#define AT91C_PIO_PC2 ((unsigned int) 1 << 2) // Pin Controlled by PC2
+#define AT91C_PC2_NWAIT ((unsigned int) AT91C_PIO_PC2) // NWAIT
+#define AT91C_PC2_IRQ0 ((unsigned int) AT91C_PIO_PC2) // Interrupt input 0
+#define AT91C_PIO_PC20 ((unsigned int) 1 << 20) // Pin Controlled by PC20
+#define AT91C_PC20_D20 ((unsigned int) AT91C_PIO_PC20) // Data Bus [20]
+#define AT91C_PC20_TIOB0 ((unsigned int) AT91C_PIO_PC20) // Timer Counter
0 Multipurpose Timer I/O Pin B
+#define AT91C_PIO_PC21 ((unsigned int) 1 << 21) // Pin Controlled by PC21
+#define AT91C_PC21_D21 ((unsigned int) AT91C_PIO_PC21) // Data Bus [21]
+#define AT91C_PC21_TIOA1 ((unsigned int) AT91C_PIO_PC21) // Timer Counter
1 Multipurpose Timer I/O Pin A
+#define AT91C_PIO_PC22 ((unsigned int) 1 << 22) // Pin Controlled by PC22
+#define AT91C_PC22_D22 ((unsigned int) AT91C_PIO_PC22) // Data Bus [22]
+#define AT91C_PC22_TIOB1 ((unsigned int) AT91C_PIO_PC22) // Timer Counter
1 Multipurpose Timer I/O Pin B
+#define AT91C_PIO_PC23 ((unsigned int) 1 << 23) // Pin Controlled by PC23
+#define AT91C_PC23_D23 ((unsigned int) AT91C_PIO_PC23) // Data Bus [23]
+#define AT91C_PC23_TIOA2 ((unsigned int) AT91C_PIO_PC23) // Timer Counter
2 Multipurpose Timer I/O Pin A
+#define AT91C_PIO_PC24 ((unsigned int) 1 << 24) // Pin Controlled by PC24
+#define AT91C_PC24_D24 ((unsigned int) AT91C_PIO_PC24) // Data Bus [24]
+#define AT91C_PC24_TIOB2 ((unsigned int) AT91C_PIO_PC24) // Timer Counter
2 Multipurpose Timer I/O Pin B
+#define AT91C_PIO_PC25 ((unsigned int) 1 << 25) // Pin Controlled by PC25
+#define AT91C_PC25_D25 ((unsigned int) AT91C_PIO_PC25) // Data Bus [25]
+#define AT91C_PC25_TF2 ((unsigned int) AT91C_PIO_PC25) // SSC2 Transmit
Frame Sync
+#define AT91C_PIO_PC26 ((unsigned int) 1 << 26) // Pin Controlled by PC26
+#define AT91C_PC26_D26 ((unsigned int) AT91C_PIO_PC26) // Data Bus [26]
+#define AT91C_PC26_TK2 ((unsigned int) AT91C_PIO_PC26) // SSC2 Transmit
Clock
+#define AT91C_PIO_PC27 ((unsigned int) 1 << 27) // Pin Controlled by PC27
+#define AT91C_PC27_D27 ((unsigned int) AT91C_PIO_PC27) // Data Bus [27]
+#define AT91C_PC27_TD2 ((unsigned int) AT91C_PIO_PC27) // SSC2 Transmit
Data
+#define AT91C_PIO_PC28 ((unsigned int) 1 << 28) // Pin Controlled by PC28
+#define AT91C_PC28_D28 ((unsigned int) AT91C_PIO_PC28) // Data Bus [28]
+#define AT91C_PC28_RD2 ((unsigned int) AT91C_PIO_PC28) // SSC2 Receive
Data
+#define AT91C_PIO_PC29 ((unsigned int) 1 << 29) // Pin Controlled by PC29
+#define AT91C_PC29_D29 ((unsigned int) AT91C_PIO_PC29) // Data Bus [29]
+#define AT91C_PC29_RK2 ((unsigned int) AT91C_PIO_PC29) // SSC2 Receive
Clock
+#define AT91C_PIO_PC3 ((unsigned int) 1 << 3) // Pin Controlled by PC3
+#define AT91C_PC3_A25_CFRNW ((unsigned int) AT91C_PIO_PC3) // Address Bus[25]
/ Compact Flash Read Not Write
+#define AT91C_PIO_PC30 ((unsigned int) 1 << 30) // Pin Controlled by PC30
+#define AT91C_PC30_D30 ((unsigned int) AT91C_PIO_PC30) // Data Bus [30]
+#define AT91C_PC30_RF2 ((unsigned int) AT91C_PIO_PC30) // SSC2 Receive
Frame Sync
+#define AT91C_PIO_PC31 ((unsigned int) 1 << 31) // Pin Controlled by PC31
+#define AT91C_PC31_D31 ((unsigned int) AT91C_PIO_PC31) // Data Bus [31]
+#define AT91C_PC31_PCK1 ((unsigned int) AT91C_PIO_PC31) // PMC
Programmable clock Output 1
+#define AT91C_PIO_PC4 ((unsigned int) 1 << 4) // Pin Controlled by PC4
+#define AT91C_PC4_NCS4_CFCS0 ((unsigned int) AT91C_PIO_PC4) // Chip Select 4
/ CompactFlash Chip Select 0
+#define AT91C_PIO_PC5 ((unsigned int) 1 << 5) // Pin Controlled by PC5
+#define AT91C_PC5_NCS5_CFCS1 ((unsigned int) AT91C_PIO_PC5) // Chip Select 5
/ CompactFlash Chip Select 1
+#define AT91C_PIO_PC6 ((unsigned int) 1 << 6) // Pin Controlled by PC6
+#define AT91C_PC6_CFCE1 ((unsigned int) AT91C_PIO_PC6) // CompactFlash
Chip Enable 1
+#define AT91C_PIO_PC7 ((unsigned int) 1 << 7) // Pin Controlled by PC7
+#define AT91C_PC7_CFCE2 ((unsigned int) AT91C_PIO_PC7) // CompactFlash
Chip Enable 2
+#define AT91C_PIO_PC8 ((unsigned int) 1 << 8) // Pin Controlled by PC8
+#define AT91C_PC8_TXD0 ((unsigned int) AT91C_PIO_PC8) // USART0 Transmit
Data
+#define AT91C_PC8_PCK2 ((unsigned int) AT91C_PIO_PC8) // PMC Programmable
clock Output 2
+#define AT91C_PIO_PC9 ((unsigned int) 1 << 9) // Pin Controlled by PC9
+#define AT91C_PC9_RXD0 ((unsigned int) AT91C_PIO_PC9) // USART0 Receive
Data
+#define AT91C_PC9_PCK3 ((unsigned int) AT91C_PIO_PC9) // PMC Programmable
clock Output 3
+
+
Added: head/sys/arm/at91/at91_pit.c
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ head/sys/arm/at91/at91_pit.c Wed Jul 14 00:48:53 2010
(r210040)
@@ -0,0 +1,233 @@
+/*-
+ * Copyright (c) 2010 Yohanes Nugroho. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/kernel.h>
+#include <sys/module.h>
+#include <sys/time.h>
+#include <sys/bus.h>
+#include <sys/resource.h>
+#include <sys/timetc.h>
+#include <sys/watchdog.h>
+
+#include <machine/bus.h>
+#include <machine/cpu.h>
+#include <machine/cpufunc.h>
+#include <machine/resource.h>
+#include <machine/frame.h>
+#include <machine/intr.h>
+
+#include <arm/at91/at91var.h>
+#include <arm/at91/at91_pitreg.h>
+#include <arm/at91/at91_pmcvar.h>
+#include <arm/at91/at91sam9g20reg.h>
+
+__FBSDID("$FreeBSD$");
+
+static struct at91pit_softc {
+ bus_space_tag_t sc_st;
+ bus_space_handle_t sc_sh;
+ device_t sc_dev;
+} *pit_softc;
+
+#define RD4(off) \
+ bus_space_read_4(pit_softc->sc_st, pit_softc->sc_sh, (off))
+#define WR4(off, val) \
+ bus_space_write_4(pit_softc->sc_st, pit_softc->sc_sh, (off), (val))
+
+static unsigned at91pit_get_timecount(struct timecounter *tc);
+static int clock_intr(void *arg);
+
+static struct timecounter at91pit_timecounter = {
+ at91pit_get_timecount, /* get_timecount */
+ NULL, /* no poll_pps */
+ 0xffffffffu, /* counter mask */
+ 0, /* frequency */
+ "AT91SAM9261 timer", /* name */
+ 1000 /* quality */
+};
+
+
+uint32_t
+at91_pit_base(void);
+
+uint32_t
+at91_pit_size(void);
+
+static int
+at91pit_probe(device_t dev)
+{
+ device_set_desc(dev, "PIT");
+ return (0);
+}
+
+uint32_t
+at91_pit_base(void)
+{
+ return (AT91SAM9G20_PIT_BASE);
+}
+
+uint32_t
+at91_pit_size(void)
+{
+ return (AT91SAM9G20_PIT_SIZE);
+}
+
+static int pit_rate;
+static int pit_cycle;
+static int pit_counter;
+
+static int
+at91pit_attach(device_t dev)
+{
+ struct at91_softc *sc = device_get_softc(device_get_parent(dev));
+ struct resource *irq;
+ int rid = 0;
+ void *ih;
+
+ pit_softc = device_get_softc(dev);
+ pit_softc->sc_st = sc->sc_st;
+ pit_softc->sc_dev = dev;
+ if (bus_space_subregion(sc->sc_st, sc->sc_sh, at91_pit_base(),
+ at91_pit_size(), &pit_softc->sc_sh) != 0)
+ panic("couldn't subregion pit registers");
+
+ irq = bus_alloc_resource(dev, SYS_RES_IRQ, &rid, 1, 1, 1,
+ RF_ACTIVE | RF_SHAREABLE);
+ if (!irq)
+ panic("Unable to allocate IRQ for the system timer");
+ else
+ bus_setup_intr(dev, irq, INTR_TYPE_CLK,
+ clock_intr, NULL, NULL, &ih);
+
+
+ device_printf(dev, "AT91SAM9x pit registered\n");
+ return (0);
+}
+
+static device_method_t at91pit_methods[] = {
+ DEVMETHOD(device_probe, at91pit_probe),
+ DEVMETHOD(device_attach, at91pit_attach),
+ {0,0},
+};
+
+static driver_t at91pit_driver = {
+ "at91_pit",
+ at91pit_methods,
+ sizeof(struct at91pit_softc),
+};
+
+static devclass_t at91pit_devclass;
+
+DRIVER_MODULE(at91_pit, atmelarm, at91pit_driver, at91pit_devclass, 0, 0);
+
+static int
+clock_intr(void *arg)
+{
+
+ struct trapframe *fp = arg;
+
+ if (RD4(PIT_SR) & PIT_PITS_DONE) {
+ uint32_t pivr = RD4(PIT_PIVR);
+ if (PIT_CNT(pivr)>1) {
+ printf("cnt = %d\n", PIT_CNT(pivr));
+ }
+ pit_counter += pit_cycle;
+ hardclock(TRAPF_USERMODE(fp), TRAPF_PC(fp));
+ return (FILTER_HANDLED);
+ }
+ return (FILTER_STRAY);
+}
+
+static unsigned
+at91pit_get_timecount(struct timecounter *tc)
+{
+ return pit_counter;
+}
+
+/*todo: review this*/
+void
+DELAY(int n)
+{
+ u_int32_t start, end, cur;
+
+ start = RD4(PIT_PIIR);
+ n = (n * 1000) / (at91_master_clock / 12);
+ if (n <= 0)
+ n = 1;
+ end = (start + n);
+ cur = start;
+ if (start > end) {
+ while (cur >= start || cur < end)
+ cur = RD4(PIT_PIIR);
+ } else {
+ while (cur < end)
+ cur = RD4(PIT_PIIR);
+ }
+}
+
+/*
+ * The 3 next functions must be implement with the futur PLL code.
+ */
+void
+cpu_startprofclock(void)
+{
+}
+
+void
+cpu_stopprofclock(void)
+{
+}
+
+#define HZ 100
+
+void
+cpu_initclocks(void)
+{
+ struct at91_pmc_clock *master;
+
+ master = at91_pmc_clock_ref("mck");
+ pit_rate = master->hz / 16;
+ pit_cycle = (pit_rate + HZ/2) / HZ;
+ at91pit_timecounter.tc_frequency = pit_rate;
+ WR4(PIT_MR, 0);
+
+ while (PIT_PIV(RD4(PIT_PIVR)) != 0);
+
+ WR4(PIT_MR, (pit_cycle - 1) | PIT_IEN | PIT_EN);
+ tc_init(&at91pit_timecounter);
+}
+
+void
+cpu_reset(void)
+{
+ *(volatile int *)(AT91SAM9G20_BASE + AT91SAM9G20_RSTC_BASE +
+ RSTC_CR) = RSTC_PROCRST | RSTC_PERRST | RSTC_KEY;
+ while (1)
+ continue;
+}
Added: head/sys/arm/at91/at91_pitreg.h
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ head/sys/arm/at91/at91_pitreg.h Wed Jul 14 00:48:53 2010
(r210040)
@@ -0,0 +1,45 @@
+/*-
+ * Copyright (c) 2009 Sylvestre Gallon. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+/* $FreeBSD$ */
+
+#ifndef ARM_AT91_AT91PITREG_H
+#define ARM_AT91_AT91PITREG_H
+
+#define PIT_MR 0x0
+#define PIT_SR 0x4
+#define PIT_PIVR 0x8
+#define PIT_PIIR 0xc
+
+/* PIT_MR */
+#define PIT_PIV(x) (x & 0xfffff) /* periodic interval value */
+#define PIT_CNT(x) ((x >>20) & 0xfff) /* periodic interval counter */
+#define PIT_EN (1 << 24) /* pit enable */
+#define PIT_IEN (1 << 25) /* pit interrupt enable */
+
+/* PIT_SR */
+#define PIT_PITS_DONE 1 /* interrupt done */
+
+#endif /* ARM_AT91_AT91PITREG_H */
Modified: head/sys/arm/at91/at91_pmc.c
==============================================================================
--- head/sys/arm/at91/at91_pmc.c Wed Jul 14 00:47:37 2010
(r210039)
+++ head/sys/arm/at91/at91_pmc.c Wed Jul 14 00:48:53 2010
(r210040)
@@ -45,6 +45,7 @@ __FBSDID("$FreeBSD$");
#include <machine/frame.h>
#include <machine/intr.h>
#include <arm/at91/at91rm92reg.h>
+#include <arm/at91/at91sam9g20reg.h>
#include <arm/at91/at91_pmcreg.h>
#include <arm/at91/at91_pmcvar.h>
@@ -119,20 +120,54 @@ static struct at91_pmc_clock mck = {
.refcnt = 0,
};
+#ifdef AT91SAM9G20
+#define IRQ_UDP AT91SAM9G20_IRQ_UDP
+#define IRQ_UHP AT91SAM9G20_IRQ_UHP
+#else
+#define IRQ_UDP AT91RM92_IRQ_UDP
+#define IRQ_UHP AT91RM92_IRQ_UHP
+#endif /* AT91SAM9G20 */
+
static struct at91_pmc_clock udc_clk = {
.name = "udc_clk",
.parent = &mck,
- .pmc_mask = 1 << AT91RM92_IRQ_UDP,
+ .pmc_mask = 1 << IRQ_UDP,
.set_mode = &at91_pmc_set_periph_mode
};
static struct at91_pmc_clock ohci_clk = {
.name = "ohci_clk",
.parent = &mck,
- .pmc_mask = 1 << AT91RM92_IRQ_UHP,
+ .pmc_mask = 1 << IRQ_UHP,
+ .set_mode = &at91_pmc_set_periph_mode
+};
+
+#ifdef AT91SAM9G20
+static struct at91_pmc_clock macb_clk = {
+ .name = "macb_clk",
+ .parent = &mck,
+
+ .pmc_mask = 1 << 21,
+ .set_mode = &at91_pmc_set_periph_mode
+};
+
+static struct at91_pmc_clock spi0_clk = {
+ .name = "spi0_clk",
+ .parent = &mck,
+
+ .pmc_mask = 1 << 12,
+ .set_mode = &at91_pmc_set_periph_mode
+};
+
+static struct at91_pmc_clock spi1_clk = {
+ .name = "spi1_clk",
+ .parent = &mck,
+ .pmc_mask = 1 << 13,
.set_mode = &at91_pmc_set_periph_mode
};
+#endif /* AT91SAM9G20 */
+
static struct at91_pmc_clock *const clock_list[] = {
&slck,
&main_ck,
@@ -142,6 +177,11 @@ static struct at91_pmc_clock *const cloc
&uhpck,
&mck,
&udc_clk,
+#ifdef AT91SAM9G20
+ &macb_clk,
+ &spi0_clk,
+ &spi1_clk,
+#endif /* AT91SAM9G20 */
&ohci_clk
};
@@ -257,15 +297,24 @@ at91_pmc_pll_rate(int freq, uint32_t reg
uint32_t mul, div;
div = reg & 0xff;
+#ifdef AT91SAM9G20
+ if (is_pllb)
+ mul = (reg >> 16) & 0x3f;
+ else
+ mul = (reg >> 16) & 0xff;
+#else
mul = (reg >> 16) & 0x7ff;
+#endif
if (div != 0 && mul != 0) {
freq /= div;
freq *= mul + 1;
} else {
freq = 0;
}
+#ifndef AT91SAM9G20
if (is_pllb && (reg & (1 << 28)))
freq >>= 1;
+#endif
return (freq);
}
@@ -328,10 +377,12 @@ at91_pmc_init_clock(struct at91_pmc_soft
*/
sc->pllb_init = at91_pmc_pll_calc(main_clock, 48000000 * 2) |0x10000000;
pllb.hz = at91_pmc_pll_rate(main_clock, sc->pllb_init, 1);
- WR4(sc, PMC_PCDR, (1 << AT91RM92_IRQ_UHP) | (1 << AT91RM92_IRQ_UDP));
+ WR4(sc, PMC_PCDR, (1 << IRQ_UHP) | (1 << IRQ_UDP));
WR4(sc, PMC_SCDR, PMC_SCER_UHP | PMC_SCER_UDP);
WR4(sc, CKGR_PLLBR, 0);
+#ifndef AT91SAM9G20
WR4(sc, PMC_SCER, PMC_SCER_MCKUDP);
+#endif
/*
* MCK and PCU derive from one of the primary clocks. Initialize
Modified: head/sys/arm/at91/at91_pmcreg.h
==============================================================================
--- head/sys/arm/at91/at91_pmcreg.h Wed Jul 14 00:47:37 2010
(r210039)
+++ head/sys/arm/at91/at91_pmcreg.h Wed Jul 14 00:48:53 2010
(r210040)
@@ -58,6 +58,21 @@
#define PMC_SR 0x68 /* Status Register */
#define PMC_IMR 0x6c /* Interrupt Mask Register */
+#ifdef AT91SAM9G20
+/* PMC Specific AT91SAM9G20 */
+
+/* PMC System Clock Enable Register */
+/* PMC System Clock Disable Register */
+/* PMC System Clock StatusRegister */
+#define PMC_SCER_UHP (1UL << 6) /* UHP: USB Host Port Clock Enable */
+#define PMC_SCER_UDP (1UL << 7) /* UDP: USB Device Port Clock Enable */
+#define PMC_SCER_PCK0 (1UL << 8) /* PCK0: Programmable Clock out en */
+#define PMC_SCER_PCK1 (1UL << 9) /* PCK1: Programmable Clock out en */
+#define PMC_SCER_PCK2 (1UL << 10) /* PCK2: Programmable Clock out en */
+#define PMC_SCER_PCK3 (1UL << 11) /* PCK3: Programmable Clock out en */
+
+#else
+
/* PMC System Clock Enable Register */
/* PMC System Clock Disable Register */
/* PMC System Clock StatusRegister */
@@ -70,6 +85,7 @@
#define PMC_SCER_PCK2 (1UL << 11) /* PCK2: Programmable Clock out en */
#define PMC_SCER_PCK3 (1UL << 12) /* PCK3: Programmable Clock out en */
+#endif /* AT91SAM9G20 */
/* PMC Peripheral Clock Enable Register */
/* PMC Peripheral Clock Disable Register */
/* PMC Peripheral Clock Status Register */
Added: head/sys/arm/at91/at91sam9.c
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ head/sys/arm/at91/at91sam9.c Wed Jul 14 00:48:53 2010
(r210040)
@@ -0,0 +1,717 @@
+/*-
+ * Copyright (c) 2005 Olivier Houchard. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/bus.h>
+#include <sys/kernel.h>
+#include <sys/malloc.h>
+#include <sys/module.h>
+
+#include <vm/vm.h>
+#include <vm/vm_kern.h>
+#include <vm/pmap.h>
+#include <vm/vm_page.h>
+#include <vm/vm_extern.h>
+
+#define _ARM32_BUS_DMA_PRIVATE
+#include <machine/bus.h>
+#include <machine/intr.h>
+#include <arm/at91/at91_aicreg.h>
+#include <arm/at91/at91sam9g20reg.h>
+#include <arm/at91/at91var.h>
+
+static struct at91_softc *at91_softc;
+
+static void at91_eoi(void *);
+
+uint32_t at91_master_clock = AT91C_MASTER_CLOCK;
+
+static int
+at91_bs_map(void *t, bus_addr_t bpa, bus_size_t size, int flags,
+ bus_space_handle_t *bshp)
+{
+ vm_paddr_t pa, endpa;
+
+ pa = trunc_page(bpa);
+ if (pa >= 0xfff00000) {
+ *bshp = pa - 0xf0000000 + 0xd0000000;
+ return (0);
+ }
+ if (pa >= 0xdff00000)
+ return (0);
+ endpa = round_page(bpa + size);
+
+ *bshp = (vm_offset_t)pmap_mapdev(pa, endpa - pa);
+
+ return (0);
+}
+
+static void
+at91_bs_unmap(void *t, bus_space_handle_t h, bus_size_t size)
+{
+ vm_offset_t va, endva;
+
+ va = trunc_page((vm_offset_t)t);
+ endva = va + round_page(size);
+
+ /* Free the kernel virtual mapping. */
+ kmem_free(kernel_map, va, endva - va);
+}
+
+static int
+at91_bs_subregion(void *t, bus_space_handle_t bsh, bus_size_t offset,
+ bus_size_t size, bus_space_handle_t *nbshp)
+{
+
+ *nbshp = bsh + offset;
+ return (0);
+}
+
+static void
+at91_barrier(void *t, bus_space_handle_t bsh, bus_size_t size, bus_size_t b,
+ int a)
+{
+}
+
+bs_protos(generic);
+bs_protos(generic_armv4);
+
+struct bus_space at91_bs_tag = {
+ /* cookie */
+ (void *) 0,
+
+ /* mapping/unmapping */
+ at91_bs_map,
+ at91_bs_unmap,
+ at91_bs_subregion,
+
+ /* allocation/deallocation */
+ NULL,
+ NULL,
+
+ /* barrier */
+ at91_barrier,
+
+ /* read (single) */
+ generic_bs_r_1,
+ generic_armv4_bs_r_2,
+ generic_bs_r_4,
+ NULL,
+
+ /* read multiple */
+ generic_bs_rm_1,
+ generic_armv4_bs_rm_2,
+ generic_bs_rm_4,
+ NULL,
+
+ /* read region */
+ generic_bs_rr_1,
+ generic_armv4_bs_rr_2,
+ generic_bs_rr_4,
+ NULL,
+
+ /* write (single) */
+ generic_bs_w_1,
+ generic_armv4_bs_w_2,
+ generic_bs_w_4,
+ NULL,
+
+ /* write multiple */
+ generic_bs_wm_1,
+ generic_armv4_bs_wm_2,
+ generic_bs_wm_4,
+ NULL,
+
+ /* write region */
+ NULL,
+ generic_armv4_bs_wr_2,
+ generic_bs_wr_4,
+ NULL,
+
+ /* set multiple */
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+
+ /* set region */
+ NULL,
+ generic_armv4_bs_sr_2,
+ generic_bs_sr_4,
+ NULL,
+
+ /* copy */
+ NULL,
+ generic_armv4_bs_c_2,
+ NULL,
+ NULL,
+
+ /* read (single) stream */
+ generic_bs_r_1,
+ generic_armv4_bs_r_2,
+ generic_bs_r_4,
+ NULL,
+
+ /* read multiple stream */
+ generic_bs_rm_1,
+ generic_armv4_bs_rm_2,
+ generic_bs_rm_4,
+ NULL,
+
+ /* read region stream */
+ generic_bs_rr_1,
+ generic_armv4_bs_rr_2,
+ generic_bs_rr_4,
+ NULL,
+
+ /* write (single) stream */
+ generic_bs_w_1,
+ generic_armv4_bs_w_2,
+ generic_bs_w_4,
+ NULL,
+
+ /* write multiple stream */
+ generic_bs_wm_1,
+ generic_armv4_bs_wm_2,
+ generic_bs_wm_4,
+ NULL,
+
+ /* write region stream */
+ NULL,
+ generic_armv4_bs_wr_2,
+ generic_bs_wr_4,
+ NULL,
+};
+
+static int
+at91_probe(device_t dev)
+{
+ device_set_desc(dev, "AT91 device bus");
*** DIFF OUTPUT TRUNCATED AT 1000 LINES ***
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