eNET: Define MMCR values in config.h

3 files changed, 445 insertions, 46 deletions

diff --git a/board/eNET/eNET.c b/board/eNET/eNET.c
index 3b74ce94e..546406a4a 100644
--- a/board/eNET/eNET.c
+++ b/board/eNET/eNET.c
@@ -53,36 +53,57 @@ static void enet_toggle_run_led(void);
  */
 int board_early_init_f(void)
 {
-	writeb(0x01, &sc520_mmcr->gpcsrt);		/* GP Chip Select Recovery Time */
-	writeb(0x07, &sc520_mmcr->gpcspw);		/* GP Chip Select Pulse Width */
-	writeb(0x00, &sc520_mmcr->gpcsoff);		/* GP Chip Select Offset */
-	writeb(0x05, &sc520_mmcr->gprdw);		/* GP Read pulse width */
-	writeb(0x01, &sc520_mmcr->gprdoff);		/* GP Read offset */
-	writeb(0x05, &sc520_mmcr->gpwrw);		/* GP Write pulse width */
-	writeb(0x01, &sc520_mmcr->gpwroff);		/* GP Write offset */
-
-	writew(0x0630, &sc520_mmcr->piodata15_0);	/* PIO15_PIO0 Data */
-	writew(0x2000, &sc520_mmcr->piodata31_16);	/* PIO31_PIO16 Data */
-	writew(0x2000, &sc520_mmcr->piodir31_16);	/* GPIO Direction */
-	writew(0x87b5, &sc520_mmcr->piodir15_0);	/* GPIO Direction */
-	writew(0x0dfe, &sc520_mmcr->piopfs31_16);	/* GPIO pin function 31-16 reg */
-	writew(0x200a, &sc520_mmcr->piopfs15_0);	/* GPIO pin function 15-0 reg */
-	writeb(0xf8, &sc520_mmcr->cspfs);		/* Chip Select Pin Function Select */
-
-	writel(0x200713f8, &sc520_mmcr->par[2]);	/* Uart A (GPCS0, 0x013f8, 8 Bytes) */
-	writel(0x2c0712f8, &sc520_mmcr->par[3]);	/* Uart B (GPCS3, 0x012f8, 8 Bytes) */
-	writel(0x300711f8, &sc520_mmcr->par[4]);	/* Uart C (GPCS4, 0x011f8, 8 Bytes) */
-	writel(0x340710f8, &sc520_mmcr->par[5]);	/* Uart D (GPCS5, 0x010f8, 8 Bytes) */
-	writel(0xe3ffc000, &sc520_mmcr->par[6]);	/* SDRAM (0x00000000, 128MB) */
-	writel(0xaa3fd000, &sc520_mmcr->par[7]);	/* StrataFlash (ROMCS1, 0x10000000, 16MB) */
-	writel(0xca3fd100, &sc520_mmcr->par[8]);	/* StrataFlash (ROMCS2, 0x11000000, 16MB) */
-	writel(0x4203d900, &sc520_mmcr->par[9]);	/* SRAM (GPCS0, 0x19000000, 1MB) */
-	writel(0x4e03d910, &sc520_mmcr->par[10]);	/* SRAM (GPCS3, 0x19100000, 1MB) */
-	writel(0x50018100, &sc520_mmcr->par[11]);	/* DP-RAM (GPCS4, 0x18100000, 4kB) */
-	writel(0x54020000, &sc520_mmcr->par[12]);	/* CFLASH1 (0x200000000, 4kB) */
-	writel(0x5c020001, &sc520_mmcr->par[13]);	/* CFLASH2 (0x200010000, 4kB) */
-/*	writel(0x8bfff800, &sc520_mmcr->par14); */	/* BOOTCS at  0x18000000 */
-/*	writel(0x38201000, &sc520_mmcr->par15); */	/* LEDs etc (GPCS6, 0x1000, 20 Bytes */
+	u16 pio_out_cfg = 0x0000;
+
+	/* Configure General Purpose Bus timing */
+	writeb(CONFIG_SYS_SC520_GPCSRT, &sc520_mmcr->gpcsrt);
+	writeb(CONFIG_SYS_SC520_GPCSPW, &sc520_mmcr->gpcspw);
+	writeb(CONFIG_SYS_SC520_GPCSOFF, &sc520_mmcr->gpcsoff);
+	writeb(CONFIG_SYS_SC520_GPRDW, &sc520_mmcr->gprdw);
+	writeb(CONFIG_SYS_SC520_GPRDOFF, &sc520_mmcr->gprdoff);
+	writeb(CONFIG_SYS_SC520_GPWRW, &sc520_mmcr->gpwrw);
+	writeb(CONFIG_SYS_SC520_GPWROFF, &sc520_mmcr->gpwroff);
+
+	/* Configure Programmable Input/Output Pins */
+	writew(CONFIG_SYS_SC520_PIODIR15_0, &sc520_mmcr->piodir15_0);
+	writew(CONFIG_SYS_SC520_PIODIR31_16, &sc520_mmcr->piodir31_16);
+	writew(CONFIG_SYS_SC520_PIOPFS31_16, &sc520_mmcr->piopfs31_16);
+	writew(CONFIG_SYS_SC520_PIOPFS15_0, &sc520_mmcr->piopfs15_0);
+	writeb(CONFIG_SYS_SC520_CSPFS, &sc520_mmcr->cspfs);
+	writeb(CONFIG_SYS_SC520_CLKSEL, &sc520_mmcr->clksel);
+
+	/*
+	 * Turn off top board
+	 * Set StrataFlash chips to 16-bit width
+	 * Set StrataFlash chips to normal (non reset/power down) mode
+	 */
+	pio_out_cfg |= CONFIG_SYS_ENET_TOP_BRD_PWR;
+	pio_out_cfg |= CONFIG_SYS_ENET_SF_WIDTH;
+	pio_out_cfg |= CONFIG_SYS_ENET_SF1_MODE;
+	pio_out_cfg |= CONFIG_SYS_ENET_SF2_MODE;
+	writew(pio_out_cfg, &sc520_mmcr->pioset15_0);
+
+	/* Turn off auxiliary power output */
+	writew(CONFIG_SYS_ENET_AUX_PWR, &sc520_mmcr->pioclr15_0);
+
+	/* Clear FPGA program mode */
+	writew(CONFIG_SYS_ENET_FPGA_PROG, &sc520_mmcr->pioset31_16);
+
+	/* Configure Programmable Address Regions */
+	writel(CONFIG_SYS_SC520_UARTA_PAR, &sc520_mmcr->par[2]);
+	writel(CONFIG_SYS_SC520_UARTB_PAR, &sc520_mmcr->par[3]);
+	writel(CONFIG_SYS_SC520_UARTC_PAR, &sc520_mmcr->par[4]);
+	writel(CONFIG_SYS_SC520_UARTD_PAR, &sc520_mmcr->par[5]);
+	writel(CONFIG_SYS_SC520_SDRAM_PAR, &sc520_mmcr->par[6]);
+	writel(CONFIG_SYS_SC520_SF1_PAR, &sc520_mmcr->par[7]);
+	writel(CONFIG_SYS_SC520_SF2_PAR, &sc520_mmcr->par[8]);
+	writel(CONFIG_SYS_SC520_SRAM1_PAR, &sc520_mmcr->par[9]);
+	writel(CONFIG_SYS_SC520_SRAM2_PAR, &sc520_mmcr->par[10]);
+	writel(CONFIG_SYS_SC520_DPRAM_PAR, &sc520_mmcr->par[11]);
+	writel(CONFIG_SYS_SC520_CF1_PAR, &sc520_mmcr->par[12]);
+	writel(CONFIG_SYS_SC520_CF2_PAR, &sc520_mmcr->par[13]);
+/*	writel(CONFIG_SYS_SC520_BOOTCS_PAR, &sc520_mmcr->par14); */
+/*	writel(CONFIG_SYS_SC520_LLIO_PAR, &sc520_mmcr->par15); */
 
 	/* Disable Watchdog */
 	writew(0x3333, &sc520_mmcr->wdtmrctl);
@@ -90,24 +111,19 @@ int board_early_init_f(void)
 	writew(0x0000, &sc520_mmcr->wdtmrctl);
 
 	/* Chip Select Configuration */
-	writew(0x0033, &sc520_mmcr->bootcsctl);
-	writew(0x0615, &sc520_mmcr->romcs1ctl);
-	writew(0x0615, &sc520_mmcr->romcs2ctl);
+	writew(CONFIG_SYS_SC520_BOOTCS_CTRL, &sc520_mmcr->bootcsctl);
+	writew(CONFIG_SYS_SC520_ROMCS1_CTRL, &sc520_mmcr->romcs1ctl);
+	writew(CONFIG_SYS_SC520_ROMCS2_CTRL, &sc520_mmcr->romcs2ctl);
 
-	/*
-	 * Set the timer pin mapping
-	 * no clock frequency selected, use 1.1892MHz
-	 */
-	writeb(0x72, &sc520_mmcr->clksel);
+	writeb(CONFIG_SYS_SC520_ADDDECCTL, &sc520_mmcr->adddecctl);
+	writeb(CONFIG_SYS_SC520_UART1CTL, &sc520_mmcr->uart1ctl);
+	writeb(CONFIG_SYS_SC520_UART2CTL, &sc520_mmcr->uart2ctl);
 
-	writeb(0x00, &sc520_mmcr->adddecctl);
-	writeb(0x07, &sc520_mmcr->uart1ctl);
-	writeb(0x07, &sc520_mmcr->uart2ctl);
-	writeb(0x06, &sc520_mmcr->sysarbctl);
-	writew(0x0003, &sc520_mmcr->sysarbmenb);
+	writeb(CONFIG_SYS_SC520_SYSARBCTL, &sc520_mmcr->sysarbctl);
+	writew(CONFIG_SYS_SC520_SYSARBMENB, &sc520_mmcr->sysarbmenb);
 
 	/* enable posted-writes */
-	writeb(0x04, &sc520_mmcr->hbctl);
+	writeb(CONFIG_SYS_SC520_HBCTL, &sc520_mmcr->hbctl);
 
 	return 0;
 }
diff --git a/board/eNET/eNET_start16.S b/board/eNET/eNET_start16.S
index 183309cb7..483593647 100644
--- a/board/eNET/eNET_start16.S
+++ b/board/eNET/eNET_start16.S
@@ -29,6 +29,7 @@
 
 /* #include <asm/ic/sc520_defs.h> */
 
+#include "config.h"
 #include "hardware.h"
 #include <asm/ic/sc520.h>
 
@@ -48,12 +49,12 @@ board_init16:
 
 	/* Map PAR for Boot Flash (BOOTCS, 512kB @ 0x380000000) */
 	movl    $(SC520_PAR14 - SC520_MMCR_BASE), %edi
-	movl	$0x8bfff800, %eax	/* TODO: Check this */
+	movl	$CONFIG_SYS_SC520_BOOTCS_PAR, %eax
 	movl	%eax, (%di)
 
 	/* Map PAR for LED, Hex Switches (GPCS6, 20 Bytes @ 0x1000) */
 	movl    $(SC520_PAR15 - SC520_MMCR_BASE), %edi
-	movl	$0x38201000, %eax
+	movl	$CONFIG_SYS_SC520_LLIO_PAR, %eax
 	movl	%eax, (%di)
 
 	/* Disable SDRAM write buffer */
diff --git a/include/configs/eNET.h b/include/configs/eNET.h
index 082f68121..efdc16867 100644
--- a/include/configs/eNET.h
+++ b/include/configs/eNET.h
@@ -247,6 +247,388 @@
 #define CONFIG_SYS_FPGA_MAX_FINALISE_TIME	10	/* milliseconds */
 #define CONFIG_SYS_FPGA_SSI_DATA_RATE		8333	/* kHz (33.3333MHz xtal) */
 
+/*-----------------------------------------------------------------------
+ * BOOTCS Control (for AM29LV040B-120JC)
+ *
+ * 000 0 00 0 000 11 0 011 }- 0x0033
+ * \ / | \| | \ / \| | \ /
+ *  |  |  | |  |   | |  |
+ *  |  |  | |  |   | |  +---- 3 Wait States (First Access)
+ *  |  |  | |  |   | +------- Reserved
+ *  |  |  | |  |   +--------- 3 Wait States (Subsequent Access)
+ *  |  |  | |  +------------- Reserved
+ *  |  |  | +---------------- Non-Paged Mode
+ *  |  |  +------------------ 8 Bit Wide
+ *  |  +--------------------- GP Bus
+ *  +------------------------ Reserved
+ */
+#define CONFIG_SYS_SC520_BOOTCS_CTRL		0x0033
+
+/*-----------------------------------------------------------------------
+ * ROMCS Control (for E28F128J3A-150 StrataFlash)
+ *
+ * 000 0 01 1 000 01 0 101 }- 0x0615
+ * \ / | \| | \ / \| | \ /
+ *  |  |  | |  |   | |  |
+ *  |  |  | |  |   | |  +---- 5 Wait States (First Access)
+ *  |  |  | |  |   | +------- Reserved
+ *  |  |  | |  |   +--------- 1 Wait State (Subsequent Access)
+ *  |  |  | |  +------------- Reserved
+ *  |  |  | +---------------- Paged Mode
+ *  |  |  +------------------ 16 Bit Wide
+ *  |  +--------------------- GP Bus
+ *  +------------------------ Reserved
+ */
+#define CONFIG_SYS_SC520_ROMCS1_CTRL		0x0615
+#define CONFIG_SYS_SC520_ROMCS2_CTRL		0x0615
+
+/*-----------------------------------------------------------------------
+ * SC520 General Purpose Bus configuration
+ *
+ * Chip Select Offset		1 Clock Cycle
+ * Chip Select Pulse Width	8 Clock Cycles
+ * Chip Select Read Offset	2 Clock Cycles
+ * Chip Select Read Width	6 Clock Cycles
+ * Chip Select Write Offset	2 Clock Cycles
+ * Chip Select Write Width	6 Clock Cycles
+ * Chip Select Recovery Time	2 Clock Cycles
+ *
+ * Timing Diagram (from SC520 Register Set Manual - Order #22005B)
+ *
+ *   |<-------------General Purpose Bus Cycle---------------->|
+ *   |                                                        |
+ * ----------------------\__________________/------------------
+ *   |<--(GPCSOFF + 1)-->|<--(GPCSPW + 1)-->|<-(GPCSRT + 1)-> |
+ *
+ * ------------------------\_______________/-------------------
+ *   |<---(GPRDOFF + 1)--->|<-(GPRDW + 1)->|
+ *
+ * --------------------------\_______________/-----------------
+ *   |<----(GPWROFF + 1)---->|<-(GPWRW + 1)->|
+ *
+ * ________/-----------\_______________________________________
+ *   |<--->|<--------->|
+ *      ^         ^
+ * (GPALEOFF + 1) |
+ *                |
+ *         (GPALEW + 1)
+ */
+#define CONFIG_SYS_SC520_GPCSOFF		0x00
+#define CONFIG_SYS_SC520_GPCSPW			0x07
+#define CONFIG_SYS_SC520_GPRDOFF		0x01
+#define CONFIG_SYS_SC520_GPRDW			0x05
+#define CONFIG_SYS_SC520_GPWROFF		0x01
+#define CONFIG_SYS_SC520_GPWRW			0x05
+#define CONFIG_SYS_SC520_GPCSRT			0x01
+
+/*-----------------------------------------------------------------------
+ * SC520 Programmable I/O configuration
+ *
+ * Pin	  Mode		Dir.	Description
+ * ----------------------------------------------------------------------
+ * PIO0   PIO		Output	Unused
+ * PIO1   GPBHE#	Output	GP Bus Byte High Enable (active low)
+ * PIO2   PIO		Output	Auxiliary power output enable
+ * PIO3   GPAEN		Output	GP Bus Address Enable
+ * PIO4   PIO		Output	Top Board Enable (active low)
+ * PIO5   PIO		Output	StrataFlash 16 bit mode (low = 8 bit mode)
+ * PIO6   PIO		Input	Data output of Power Supply ADC
+ * PIO7   PIO		Output	Clock input to Power Supply ADC
+ * PIO8   PIO		Output  Chip Select input of Power Supply ADC
+ * PIO9   PIO		Output	StrataFlash 1 Reset / Power Down (active low)
+ * PIO10  PIO		Output	StrataFlash 2 Reset / Power Down (active low)
+ * PIO11  PIO		Input	StrataFlash 1 Status
+ * PIO12  PIO		Input	StrataFlash 2 Status
+ * PIO13  GPIRQ10#	Input	Can Bus / I2C IRQ (active low)
+ * PIO14  PIO		Input	Low Input Voltage Warning (active low)
+ * PIO15  PIO		Output	Watchdog (must toggle at least every 1.6s)
+ * PIO16  PIO		Input	Power Fail
+ * PIO17  GPIRQ6	Input	Compact Flash 1 IRQ (active low)
+ * PIO18  GPIRQ5	Input	Compact Flash 2 IRQ (active low)
+ * PIO19  GPIRQ4#	Input	Dual-Port RAM IRQ (active low)
+ * PIO20  GPIRQ3	Input	UART D IRQ
+ * PIO21  GPIRQ2	Input	UART C IRQ
+ * PIO22  GPIRQ1	Input	UART B IRQ
+ * PIO23  GPIRQ0	Input	UART A IRQ
+ * PIO24  GPDBUFOE#	Output	GP Bus Data Bus Buffer Output Enable
+ * PIO25  PIO		Input	Battery OK Indication
+ * PIO26  GPMEMCS16#	Input	GP Bus Memory Chip-Select 16-bit access
+ * PIO27  GPCS0#	Output	SRAM 1 Chip Select
+ * PIO28  PIO		Input	Top Board UART CTS
+ * PIO29  PIO		Output	FPGA Program Mode (active low)
+ * PIO30  PIO		Input	FPGA Initialised (active low)
+ * PIO31  PIO		Input	FPGA Done (active low)
+ */
+#define CONFIG_SYS_SC520_PIOPFS15_0		0x200a
+#define CONFIG_SYS_SC520_PIOPFS31_16		0x0dfe
+#define CONFIG_SYS_SC520_PIODIR15_0		0x87bf
+#define CONFIG_SYS_SC520_PIODIR31_16		0x2900
+
+/*-----------------------------------------------------------------------
+ * PIO Pin defines
+ */
+#define CONFIG_SYS_ENET_AUX_PWR			0x0004
+#define CONFIG_SYS_ENET_TOP_BRD_PWR		0x0010
+#define CONFIG_SYS_ENET_SF_WIDTH		0x0020
+#define CONFIG_SYS_ENET_PWR_ADC_DATA		0x0040
+#define CONFIG_SYS_ENET_PWR_ADC_CLK		0x0080
+#define CONFIG_SYS_ENET_PWR_ADC_CS		0x0100
+#define CONFIG_SYS_ENET_SF1_MODE		0x0200
+#define CONFIG_SYS_ENET_SF2_MODE		0x0400
+#define CONFIG_SYS_ENET_SF1_STATUS		0x0800
+#define CONFIG_SYS_ENET_SF2_STATUS		0x1000
+#define CONFIG_SYS_ENET_PWR_STATUS		0x4000
+#define CONFIG_SYS_ENET_WATCHDOG		0x8000
+
+#define CONFIG_SYS_ENET_PWR_FAIL		0x0001
+#define CONFIG_SYS_ENET_BAT_OK			0x0200
+#define CONFIG_SYS_ENET_TOP_BRD_CTS		0x1000
+#define CONFIG_SYS_ENET_FPGA_PROG		0x2000
+#define CONFIG_SYS_ENET_FPGA_INIT		0x4000
+#define CONFIG_SYS_ENET_FPGA_DONE		0x8000
+
+/*-----------------------------------------------------------------------
+ * Chip Select Pin Function Select
+ *
+ * 1 1 1 1 1 0 0 0 }- 0xf8
+ * | | | | | | | |
+ * | | | | | | | +--- Reserved
+ * | | | | | | +----- GPCS1_SEL = ROMCS1#
+ * | | | | | +------- GPCS2_SEL = ROMCS2#
+ * | | | | +--------- GPCS3_SEL = GPCS3
+ * | | | +----------- GPCS4_SEL = GPCS4
+ * | | +------------- GPCS5_SEL = GPCS5
+ * | +--------------- GPCS6_SEL = GPCS6
+ * +----------------- GPCS7_SEL = GPCS7
+ */
+#define CONFIG_SYS_SC520_CSPFS			0xf8
+
+/*-----------------------------------------------------------------------
+ * Clock Select (CLKTIMER[CLKTEST] pin)
+ *
+ * 0 111 00 1 0 }- 0x72
+ * | \ / \| | |
+ * |  |   | | +--- Pin Disabled
+ * |  |   | +----- Pin is an output
+ * |  |   +------- Reserved
+ * |  +----------- Disabled (pin stays Low)
+ * +-------------- Reserved
+ */
+#define CONFIG_SYS_SC520_CLKSEL			0x72
+
+/*-----------------------------------------------------------------------
+ * Address Decode Control
+ *
+ * 0 00 0 0 0 0 0 }- 0x00
+ * | \| | | | | |
+ * |  | | | | | +--- Integrated UART 1 is enabled
+ * |  | | | | +----- Integrated UART 2 is enabled
+ * |  | | | +------- Integrated RTC is enabled
+ * |  | | +--------- Reserved
+ * |  | +----------- I/O Hole accesses are forwarded to the external GP bus
+ * |  +------------- Reserved
+ * +---------------- Write-protect violations do not generate an IRQ
+ */
+#define CONFIG_SYS_SC520_ADDDECCTL		0x00
+
+/*-----------------------------------------------------------------------
+ * UART Control
+ *
+ * 00000 1 1 1 }- 0x07
+ * \___/ | | |
+ *   |   | | +--- Transmit TC interrupt enable
+ *   |   | +----- Receive TC interrupt enable
+ *   |   +------- 1.8432 MHz
+ *   +----------- Reserved
+ */
+#define CONFIG_SYS_SC520_UART1CTL		0x07
+#define CONFIG_SYS_SC520_UART2CTL		0x07
+
+/*-----------------------------------------------------------------------
+ * System Arbiter Control
+ *
+ * 00000 1 1 0 }- 0x06
+ * \___/ | | |
+ *   |   | | +--- Disable PCI Bus Arbiter Grant Time-Out Interrupt
+ *   |   | +----- The system arbiter operates in concurrent mode
+ *   |   +------- Park the PCI bus on the last master that acquired the bus
+ *   +----------- Reserved
+ */
+#define CONFIG_SYS_SC520_SYSARBCTL		0x06
+
+/*-----------------------------------------------------------------------
+ * System Arbiter Master Enable
+ *
+ * 00000000000 0 0 0 1 1 }- 0x06
+ * \_________/ | | | | |
+ *      |      | | | | +--- PCI master REQ0 enabled (Ethernet 1)
+ *      |      | | | +----- PCI master REQ1 enabled (Ethernet 2)
+ *      |      | | +------- PCI master REQ2 disabled
+ *      |      | +--------- PCI master REQ3 disabled
+ *      |      +----------- PCI master REQ4 disabled
+ *      +------------------ Reserved
+ */
+#define CONFIG_SYS_SC520_SYSARBMENB		0x0003
+
+/*-----------------------------------------------------------------------
+ * System Arbiter Master Enable
+ *
+ * 0 0000 0 00 0000 1 000 }- 0x06
+ * | \__/ | \| \__/ | \_/
+ * |   |  |  |   |  |  +---- Reserved
+ * |   |  |  |   |  +------- Enable CPU-to-PCI bus write posting
+ * |   |  |  |   +---------- Reserved
+ * |   |  |  +-------------- PCI bus reads to SDRAM are not automatically
+ * |   |  |                  retried
+ * |   |  +----------------- Target read FIFOs are not snooped during write
+ * |   |                     transactions
+ * |   +-------------------- Reserved
+ * +------------------------ Deassert the PCI bus reset signal
+ */
+#define CONFIG_SYS_SC520_HBCTL			0x08
+
+/*-----------------------------------------------------------------------
+ * PAR for Boot Flash - 512kB @ 0x38000000, BOOTCS
+ * 100 0 1 0 1 00000000111 11100000000000 }- 0x8a01f800
+ * \ / | | | | \----+----/ \-----+------/
+ *  |  | | | |      |            +---------- Start at 0x38000000
+ *  |  | | | |      +----------------------- 512kB Region Size
+ *  |  | | | |                               ((7 + 1) * 64kB)
+ *  |  | | | +------------------------------ 64kB Page Size
+ *  |  | | +-------------------------------- Writes Enabled (So it can be
+ *  |  | |                                   reprogrammed!)
+ *  |  | +---------------------------------- Caching Disabled
+ *  |  +------------------------------------ Execution Enabled
+ *  +--------------------------------------- BOOTCS
+ */
+#define CONFIG_SYS_SC520_BOOTCS_PAR		0x8a01f800
+
+/*-----------------------------------------------------------------------
+ * PAR for Low Level I/O (LEDs, Hex Switches etc) - 33 Bytes @ 0x1000, GPCS6
+ *
+ * 001 110 0 000100000 0001000000000000 }- 0x38201000
+ * \ / \ / | \---+---/ \------+-------/
+ *  |   |  |     |            +----------- Start at 0x00001000
+ *  |   |  |     +------------------------ 33 Bytes (0x20 + 1)
+ *  |   |  +------------------------------ Ignored
+ *  |   +--------------------------------- GPCS6
+ *  +------------------------------------- GP Bus I/O
+ */
+#define CONFIG_SYS_SC520_LLIO_PAR		0x38201000
+
+/*-----------------------------------------------------------------------
+ * PAR for Compact Flash Port #1 - 4kB @ 0x200000000, CS5
+ * PAR for Compact Flash Port #2 - 4kB @ 0x200010000, CS7
+ *
+ * 010 101 0 0000000 100000000000000000 }- 0x54020000
+ * 010 111 0 0000000 100000000000000001 }- 0x5c020001
+ * \ / \ / | \--+--/ \-------+--------/
+ *  |   |  |    |            +------------ Start at 0x200000000
+ *  |   |  |    |                                   0x200010000
+ *  |   |  |    +------------------------- 4kB Region Size
+ *  |   |  |                               ((0 + 1) * 4kB)
+ *  |   |  +------------------------------ 4k Page Size
+ *  |   +--------------------------------- GPCS5
+ *  |                                      GPCS7
+ *  +------------------------------------- GP Bus Memory
+ */
+#define CONFIG_SYS_SC520_CF1_PAR		0x54020000
+#define CONFIG_SYS_SC520_CF2_PAR		0x5c020001
+
+/*-----------------------------------------------------------------------
+ * PAR for Extra 16550 UART A - 8 bytes @ 0x013f8, GPCS0
+ * PAR for Extra 16550 UART B - 8 bytes @ 0x012f8, GPCS3
+ * PAR for Extra 16550 UART C - 8 bytes @ 0x011f8, GPCS4
+ * PAR for Extra 16550 UART D - 8 bytes @ 0x010f8, GPCS5
+ *
+ * 001 000 0 000000111 0001001111111000 }- 0x200713f8
+ * 001 011 0 000000111 0001001011111000 }- 0x2c0712f8
+ * 001 011 0 000000111 0001001011111000 }- 0x300711f8
+ * 001 011 0 000000111 0001001011111000 }- 0x340710f8
+ * \ / \ / | \---+---/ \------+-------/
+ *  |   |  |     |            +----------- Start at 0x013f8
+ *  |   |  |     |                                  0x012f8
+ *  |   |  |     |                                  0x011f8
+ *  |   |  |     |                                  0x010f8
+ *  |   |  |     +------------------------ 33 Bytes (32 + 1)
+ *  |   |  +------------------------------ Ignored
+ *  |   +--------------------------------- GPCS6
+ *  +------------------------------------- GP Bus I/O
+ */
+#define CONFIG_SYS_SC520_UARTA_PAR		0x200713f8
+#define CONFIG_SYS_SC520_UARTB_PAR		0x2c0712f8
+#define CONFIG_SYS_SC520_UARTC_PAR		0x300711f8
+#define CONFIG_SYS_SC520_UARTD_PAR		0x340710f8
+
+/*-----------------------------------------------------------------------
+ * PAR for StrataFlash #1 - 16MB @ 0x10000000, ROMCS1
+ * PAR for StrataFlash #2 - 16MB @ 0x11000000, ROMCS2
+ *
+ * 101 0 1 0 1 00011111111 01000000000000 }- 0xaa3fd000
+ * 110 0 1 0 1 00011111111 01000100000000 }- 0xca3fd100
+ * \ / | | | | \----+----/ \-----+------/
+ *  |  | | | |      |            +---------- Start at 0x10000000
+ *  |  | | | |      |                                 0x11000000
+ *  |  | | | |      +----------------------- 16MB Region Size
+ *  |  | | | |                               ((255 + 1) * 64kB)
+ *  |  | | | +------------------------------ 64kB Page Size
+ *  |  | | +-------------------------------- Writes Enabled
+ *  |  | +---------------------------------- Caching Disabled
+ *  |  +------------------------------------ Execution Enabled
+ *  +--------------------------------------- ROMCS1
+ *                                           ROMCS2
+ */
+#define CONFIG_SYS_SC520_SF1_PAR		0xaa3fd000
+#define CONFIG_SYS_SC520_SF2_PAR		0xca3fd100
+
+/*-----------------------------------------------------------------------
+ * PAR for SRAM #1 - 1MB @ 0x19000000, GPCS0
+ * PAR for SRAM #2 - 1MB @ 0x19100000, GPCS3
+ *
+ * 010 000 1 00000001111 01100100000000 }- 0x4203d900
+ * 010 011 1 00000001111 01100100010000 }- 0x4e03d910
+ * \ / \ / | \----+----/ \-----+------/
+ *  |   |  |      |            +---------- Start at 0x19000000
+ *  |   |  |      |                                 0x19100000
+ *  |   |  |      +----------------------- 1MB Region Size
+ *  |   |  |                               ((15 + 1) * 64kB)
+ *  |   |  +------------------------------ 64kB Page Size
+ *  |   +--------------------------------- GPCS0
+ *  |                                      GPCS3
+ *  +------------------------------------- GP Bus Memory
+ */
+#define CONFIG_SYS_SC520_SRAM1_PAR		0x4203d900
+#define CONFIG_SYS_SC520_SRAM2_PAR		0x4e03d910
+
+/*-----------------------------------------------------------------------
+ * PAR for Dual-Port RAM - 4kB @ 0x18100000, GPCS4
+ *
+ * 010 100 0 00000000 11000000100000000 }- 0x50018100
+ * \ / \ / | \---+--/ \-------+-------/
+ *  |   |  |     |            +----------- Start at 0x18100000
+ *  |   |  |     +------------------------ 4kB Region Size
+ *  |   |  |                               ((0 + 1) * 4kB)
+ *  |   |  +------------------------------ 4kB Page Size
+ *  |   +--------------------------------- GPCS4
+ *  +------------------------------------- GP Bus Memory
+ */
+#define CONFIG_SYS_SC520_DPRAM_PAR		0x50018100
+
+/*-----------------------------------------------------------------------
+ * PAR for SDRAM - 128MB @ 0x00000000
+ * 111 0 0 0 1 11111111111 00000000000000 }- 0xe3ffc000
+ * \ / | | | | \----+----/ \-----+------/
+ *  |  | | | |      |            +---------- Start at 0x00000000
+ *  |  | | | |      +----------------------- 128MB Region Size
+ *  |  | | | |                               ((2047 + 1) * 64kB)
+ *  |  | | | +------------------------------ 64kB Page Size
+ *  |  | | +-------------------------------- Writes Enabled
+ *  |  | +---------------------------------- Caching Enabled
+ *  |  +------------------------------------ Execution Enabled
+ *  +--------------------------------------- SDRAM
+ */
+#define CONFIG_SYS_SC520_SDRAM_PAR		0xe3ffc000
+
 #ifndef __ASSEMBLER__
 extern unsigned long ip;