[U-Boot-Users] [PATCH] ColdFire: Added MCF5275 cpu support.

Matthew Fettke
2008-01-21T20:23:05Z

Signed-off-by: Matthew Fettke <mfettke@videon-central.com>
---
CREDITS | 1 +
cpu/mcf52x2/config.mk | 4 +
cpu/mcf52x2/cpu.c | 70 ++++++
cpu/mcf52x2/cpu_init.c | 122 ++++++++++
cpu/mcf52x2/interrupts.c | 4 +-
cpu/mcf52x2/speed.c | 2 +-
cpu/mcf52x2/start.S | 30 +++
include/asm-m68k/immap.h | 24 ++
include/asm-m68k/immap_5275.h | 490 +++++++++++++++++++++++++++++++++++++++++
include/asm-m68k/m5275.h | 235 ++++++++++++++++++++
10 files changed, 979 insertions(+), 3 deletions(-)
create mode 100644 include/asm-m68k/immap_5275.h
create mode 100644 include/asm-m68k/m5275.h

diff --git a/CREDITS b/CREDITS
index edf825c..3c19b49 100644
--- a/CREDITS
+++ b/CREDITS
@@ -427,6 +427,7 @@ D: Support for EP82xxM
N: Art Shipkowski
E: art at videon-central.com
D: Support for NetSilicon NS7520
+D: Support for ColdFire MCF5275

N: Michal Simek
E: monstr at monstr.eu
diff --git a/cpu/mcf52x2/config.mk b/cpu/mcf52x2/config.mk
index f97157d..83888f6 100644
--- a/cpu/mcf52x2/config.mk
+++ b/cpu/mcf52x2/config.mk
@@ -30,6 +30,7 @@ is5249=$(shell grep CONFIG_M5249 $(TOPDIR)/include/$(cfg))
is5253=$(shell grep CONFIG_M5253 $(TOPDIR)/include/$(cfg))
is5271=$(shell grep CONFIG_M5271 $(TOPDIR)/include/$(cfg))
is5272=$(shell grep CONFIG_M5272 $(TOPDIR)/include/$(cfg))
+is5275=$(shell grep CONFIG_M5275 $(TOPDIR)/include/$(cfg))
is5282=$(shell grep CONFIG_M5282 $(TOPDIR)/include/$(cfg))

@@ -47,6 +48,9 @@ endif
ifneq (,$(findstring CONFIG_M5272,$(is5272)))
PLATFORM_CPPFLAGS += -mcpu=5272
endif
+ifneq (,$(findstring CONFIG_M5275,$(is5275)))
+PLATFORM_CPPFLAGS += -mcpu=5275
+endif
ifneq (,$(findstring CONFIG_M5282,$(is5282)))
PLATFORM_CPPFLAGS += -mcpu=5282
endif
diff --git a/cpu/mcf52x2/cpu.c b/cpu/mcf52x2/cpu.c
index 71ea408..6e19e72 100644
--- a/cpu/mcf52x2/cpu.c
+++ b/cpu/mcf52x2/cpu.c
@@ -6,6 +6,9 @@
* (C) Copyright 2005
* BuS Elektronik GmbH & Co. KG <esw@bus-elektronik.de>
*
+ * MCF5275 additions
+ * Copyright (C) 2008 Arthur Shipkowski (art at videon-central.com)
+ *
* See file CREDITS for list of people who contributed to this
* project.
*
@@ -180,6 +183,73 @@ int watchdog_init(void)

#endif /* #ifdef CONFIG_M5272 */

+#ifdef CONFIG_M5275
+int do_reset(cmd_tbl_t *cmdtp, bd_t *bd, int flag, int argc, char *argv[])
+{
+ volatile wdog_t *wdp = (wdog_t *)(MMAP_WDOG);
+
+ wdp->wcr = 0;
+ udelay(1000);
+
+ /* enable watchdog, set timeout to 0 and wait */
+ wdp->wmr = 0xffff;
+ wdp->wcr = 1;
+ while (1);
+
+ /* we don't return! */
+ return 0;
+};
+
+int checkcpu(void)
+{
+ char buf[32];
+
+ printf("CPU: Freescale Coldfire MCF5275 at %s MHz\n",
+ strmhz(buf, CFG_CLK));
+ return 0;
+};
+
+
+#if defined(CONFIG_WATCHDOG)
+/* Called by macro WATCHDOG_RESET */
+void watchdog_reset(void)
+{
+ volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG);
+ wdt->wsr = 0x5555;
+ wdt->wsr = 0xAAAA;
+}
+
+int watchdog_disable(void)
+{
+ volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG);
+
+ wdt->wsr = 0x5555; /* reset watchdog counter */
+ wdt->wsr = 0xAAAA;
+ wdt->wcr = 0; /* disable watchdog timer */
+
+ puts("WATCHDOG:disabled\n");
+ return (0);
+}
+
+int watchdog_init(void)
+{
+ volatile wdog_t *wdt = (volatile wdog_t *)(MMAP_WDOG);
+
+ wdt->wcr = 0; /* disable watchdog */
+
+ /* set timeout and enable watchdog */
+ wdt->wmr =
+ ((CONFIG_WATCHDOG_TIMEOUT * CFG_HZ) / (32768 * 1000)) - 1;
+ wdt->wsr = 0x5555; /* reset watchdog counter */
+ wdt->wsr = 0xAAAA;
+
+ puts("WATCHDOG:enabled\n");
+ return (0);
+}
+#endif /* #ifdef CONFIG_WATCHDOG */
+
+#endif /* #ifdef CONFIG_M5275 */
+
#ifdef CONFIG_M5282
int checkcpu(void)
{
diff --git a/cpu/mcf52x2/cpu_init.c b/cpu/mcf52x2/cpu_init.c
index 458b85e..4e571dc 100644
--- a/cpu/mcf52x2/cpu_init.c
+++ b/cpu/mcf52x2/cpu_init.c
@@ -10,6 +10,9 @@
* TsiChung Liew (Tsi-Chung.Liew at freescale.com)
* Hayden Fraser (Hayden.Fraser at freescale.com)
*
+ * MCF5275 additions
+ * Copyright (C) 2008 Arthur Shipkowski (art at videon-central.com)
+ *
* See file CREDITS for list of people who contributed to this
* project.
*
@@ -245,6 +248,125 @@ void uart_port_conf(void)
}
#endif /* #if defined(CONFIG_M5272) */

+#if defined(CONFIG_M5275)
+
+/*
+ * Breathe some life into the CPU...
+ *
+ * Set up the memory map,
+ * initialize a bunch of registers,
+ * initialize the UPM's
+ */
+void cpu_init_f(void)
+{
+ /* if we come from RAM we assume the CPU is
+ * already initialized.
+ */
+
+#ifndef CONFIG_MONITOR_IS_IN_RAM
+ volatile pll_t *pll_reg = (pll_t *)(MMAP_PLL);
+ volatile wdog_t *wdog_reg = (wdog_t *)(MMAP_WDOG);
+ volatile gpio_t *gpio_reg = (gpio_t *)(MMAP_GPIO);
+ volatile csctrl_t *csctrl_reg = (csctrl_t *)(MMAP_FBCS);
+
+#define MCF_FMPLL_SYNSR_LOCK (0x00000008)
+
+ /* Kill watchdog so we can initialize the PLL */
+ wdog_reg->wcr = 0;
+
+ /* Setup PLL */
+ pll_reg->syncr = 0x01080000;
+ while (!(pll_reg->synsr & MCF_FMPLL_SYNSR_LOCK));
+ pll_reg->syncr = 0x01000000;
+ while (!(pll_reg->synsr & MCF_FMPLL_SYNSR_LOCK));
+
+ /* Setup Ports: */
+ gpio_reg->par_sdram = 0x3FF; /* Enable SDRAM */
+ gpio_reg->par_feci2c = 0xFA0; /* Enable Ethernet */
+ gpio_reg->par_fec0hl = 0xC0;
+ gpio_reg->par_fec1hl = 0xC0;
+
+ /* Memory Controller: */
+ /* Flash */
+ csctrl_reg->ar0 = CFG_AR0_PRELIM;
+ csctrl_reg->cr0 = CFG_CR0_PRELIM;
+ csctrl_reg->mr0 = CFG_MR0_PRELIM;
+
+#if (defined(CFG_AR1_PRELIM) && defined(CFG_CR1_PRELIM) && defined(CFG_MR1_PRELIM))
+ csctrl_reg->ar1 = CFG_AR1_PRELIM;
+ csctrl_reg->cr1 = CFG_CR1_PRELIM;
+ csctrl_reg->mr1 = CFG_MR1_PRELIM;
+#endif
+
+#if (defined(CFG_AR2_PRELIM) && defined(CFG_CR2_PRELIM) && defined(CFG_MR2_PRELIM))
+ csctrl_reg->ar2 = CFG_AR2_PRELIM;
+ csctrl_reg->cr2 = CFG_CR2_PRELIM;
+ csctrl_reg->mr2 = CFG_MR2_PRELIM;
+#endif
+
+#if (defined(CFG_AR3_PRELIM) && defined(CFG_CR3_PRELIM) && defined(CFG_MR3_PRELIM))
+ csctrl_reg->ar3 = CFG_AR3_PRELIM;
+ csctrl_reg->cr3 = CFG_CR3_PRELIM;
+ csctrl_reg->mr3 = CFG_MR3_PRELIM;
+#endif
+
+#if (defined(CFG_AR4_PRELIM) && defined(CFG_CR4_PRELIM) && defined(CFG_MR4_PRELIM))
+ csctrl_reg->ar4 = CFG_AR4_PRELIM;
+ csctrl_reg->cr4 = CFG_CR4_PRELIM;
+ csctrl_reg->mr4 = CFG_MR4_PRELIM;
+#endif
+
+#if (defined(CFG_AR5_PRELIM) && defined(CFG_CR5_PRELIM) && defined(CFG_MR5_PRELIM))
+ csctrl_reg->ar5 = CFG_AR5_PRELIM;
+ csctrl_reg->cr5 = CFG_CR5_PRELIM;
+ csctrl_reg->mr5 = CFG_MR5_PRELIM;
+#endif
+
+#if (defined(CFG_AR6_PRELIM) && defined(CFG_CR6_PRELIM) && defined(CFG_MR6_PRELIM))
+ csctrl_reg->ar6 = CFG_AR6_PRELIM;
+ csctrl_reg->cr6 = CFG_CR6_PRELIM;
+ csctrl_reg->mr6 = CFG_MR6_PRELIM;
+#endif
+
+#if (defined(CFG_AR7_PRELIM) && defined(CFG_CR7_PRELIM) && defined(CFG_MR7_PRELIM))
+ csctrl_reg->ar7 = CFG_AR7_PRELIM;
+ csctrl_reg->cr7 = CFG_CR7_PRELIM;
+ csctrl_reg->mr7 = CFG_MR7_PRELIM;
+#endif
+
+#endif /* #ifndef CONFIG_MONITOR_IS_IN_RAM */
+
+ /* enable instruction cache now */
+ icache_enable();
+}
+
+/*
+ * initialize higher level parts of CPU like timers
+ */
+int cpu_init_r(void)
+{
+ return (0);
+}
+
+void uart_port_conf(void)
+{
+ volatile gpio_t *gpio = (gpio_t *)MMAP_GPIO;
+
+ /* Setup Ports: */
+ switch (CFG_UART_PORT) {
+ case 0:
+ gpio->par_uart |= UART0_ENABLE_MASK;
+ break;
+ case 1:
+ gpio->par_uart |= UART1_ENABLE_MASK;
+ break;
+ case 2:
+ gpio->par_uart |= UART2_ENABLE_MASK;
+ break;
+ }
+}
+#endif /* #if defined(CONFIG_M5275) */
+
#if defined(CONFIG_M5282)
/*
* Breath some life into the CPU...
diff --git a/cpu/mcf52x2/interrupts.c b/cpu/mcf52x2/interrupts.c
index 2ccbde5..805d099 100644
--- a/cpu/mcf52x2/interrupts.c
+++ b/cpu/mcf52x2/interrupts.c
@@ -59,7 +59,7 @@ void dtimer_intr_setup(void)
#endif /* CONFIG_MCFTMR */
#endif /* CONFIG_M5272 */

-#if defined(CONFIG_M5282) || defined(CONFIG_M5271)
+#if defined(CONFIG_M5282) || defined(CONFIG_M5271) || defined(CONFIG_M5275)
int interrupt_init(void)
{
volatile int0_t *intp = (int0_t *) (CFG_INTR_BASE);
@@ -81,7 +81,7 @@ void dtimer_intr_setup(void)
intp->imrl0 &= ~CFG_TMRINTR_MASK;
}
#endif /* CONFIG_MCFTMR */
-#endif /* CONFIG_M5282 | CONFIG_M5271 */
+#endif /* CONFIG_M5282 | CONFIG_M5271 | CONFIG_M5275 */

#if defined(CONFIG_M5249) || defined(CONFIG_M5253)
int interrupt_init(void)
diff --git a/cpu/mcf52x2/speed.c b/cpu/mcf52x2/speed.c
index bc1e200..0ccd048 100644
--- a/cpu/mcf52x2/speed.c
+++ b/cpu/mcf52x2/speed.c
@@ -65,7 +65,7 @@ int get_clocks (void)
#endif /* CONFIG_M5249 || CONFIG_M5253 */

gd->cpu_clk = CFG_CLK;
-#if defined(CONFIG_M5249) || defined(CONFIG_M5253)
+#if defined(CONFIG_M5249) || defined(CONFIG_M5253) || defined(CONFIG_M5275)
gd->bus_clk = gd->cpu_clk / 2;
#else
gd->bus_clk = gd->cpu_clk;
diff --git a/cpu/mcf52x2/start.S b/cpu/mcf52x2/start.S
index 260a09a..7146e1c 100644
--- a/cpu/mcf52x2/start.S
+++ b/cpu/mcf52x2/start.S
@@ -197,6 +197,17 @@ _copy_flash:
_after_flash_copy:
#endif

+#ifdef CONFIG_M5275
+ /* Initialize IPSBAR */
+ move.l #(CFG_MBAR + 1), %d0 /* set IPSBAR address + valid flag */
+ move.l %d0, 0x40000000
+/* movec %d0, %MBAR */
+
+ /* Initialize RAMBAR: locate SRAM and validate it */
+ move.l #(CFG_INIT_RAM_ADDR + 0x21), %d0
+ movec %d0, %RAMBAR1
+#endif
+
#if 0
/* invalidate and disable cache */
move.l #0x01000000, %d0 /* Invalidate cache cmd */
@@ -394,6 +405,25 @@ icache_enable:
rts
#endif

+#if defined(CONFIG_M5275)
+/*
+ * Instruction cache only
+ */
+ .globl icache_enable
+icache_enable:
+ move.l #0x01400000, %d0 /* Invalidate cache cmd */
+ movec %d0, %CACR /* Invalidate cache */
+ move.l #0x0000c000, %d0 /* Setup SDRAM caching */
+ movec %d0, %ACR0 /* Enable cache */
+ move.l #0x00000000, %d0 /* No other caching */
+ movec %d0, %ACR1 /* Enable cache */
+ move.l #0x80400100, %d0 /* Setup cache mask */
+ movec %d0, %CACR /* Enable cache */
+ moveq #1, %d0
+ move.l %d0, icache_state
+ rts
+#endif
+
#ifdef CONFIG_M5282
.globl icache_enable
icache_enable:
diff --git a/include/asm-m68k/immap.h b/include/asm-m68k/immap.h
index ffb9a37..3aadfc8 100644
--- a/include/asm-m68k/immap.h
+++ b/include/asm-m68k/immap.h
@@ -146,6 +146,30 @@
#endif
#endif /* CONFIG_M5272 */

+#ifdef CONFIG_M5275
+#include <asm/immap_5275.h>
+#include <asm/m5275.h>
+
+#define CFG_FEC0_IOBASE (MMAP_FEC0)
+#define CFG_FEC1_IOBASE (MMAP_FEC1)
+#define CFG_UART_BASE (MMAP_UART0 + (CFG_UART_PORT * 0x40))
+
+#define CFG_INTR_BASE (MMAP_INTC0)
+#define CFG_NUM_IRQS (192)
+
+/* Timer */
+#ifdef CONFIG_MCFTMR
+#define CFG_UDELAY_BASE (MMAP_DTMR0)
+#define CFG_TMR_BASE (MMAP_DTMR3)
+#define CFG_TMRPND_REG (((volatile int0_t *)(CFG_INTR_BASE))->iprl0)
+#define CFG_TMRINTR_NO (INT0_LO_DTMR3)
+#define CFG_TMRINTR_MASK (INTC_IPRL_INT22)
+#define CFG_TMRINTR_PEND (CFG_TMRINTR_MASK)
+#define CFG_TMRINTR_PRI (0)
+#define CFG_TIMER_PRESCALER (((gd->bus_clk / 1000000) - 1) << 8)
+#endif
+#endif /* CONFIG_M5275 */
+
#ifdef CONFIG_M5282
#include <asm/immap_5282.h>
#include <asm/m5282.h>
diff --git a/include/asm-m68k/immap_5275.h b/include/asm-m68k/immap_5275.h
new file mode 100644
index 0000000..50317b2
--- /dev/null
+++ b/include/asm-m68k/immap_5275.h
@@ -0,0 +1,490 @@
+/*
+ * MCF5274/5 Internal Memory Map
+ *
+ * Copyright (c) 2005 Arthur Shipkowski <art@videon-central.com>
+ * Based on work Copyright (c) 2003 Josef Baumgartner
+ * <josef.baumgartner@telex.de>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef __IMMAP_5275__
+#define __IMMAP_5275__
+
+#define MMAP_SCM (CFG_MBAR + 0x00000000)
+#define MMAP_SDRAM (CFG_MBAR + 0x00000040)
+#define MMAP_FBCS (CFG_MBAR + 0x00000080)
+#define MMAP_DMA0 (CFG_MBAR + 0x00000100)
+#define MMAP_DMA1 (CFG_MBAR + 0x00000110)
+#define MMAP_DMA2 (CFG_MBAR + 0x00000120)
+#define MMAP_DMA3 (CFG_MBAR + 0x00000130)
+#define MMAP_UART0 (CFG_MBAR + 0x00000200)
+#define MMAP_UART1 (CFG_MBAR + 0x00000240)
+#define MMAP_UART2 (CFG_MBAR + 0x00000280)
+#define MMAP_I2C (CFG_MBAR + 0x00000300)
+#define MMAP_QSPI (CFG_MBAR + 0x00000340)
+#define MMAP_DTMR0 (CFG_MBAR + 0x00000400)
+#define MMAP_DTMR1 (CFG_MBAR + 0x00000440)
+#define MMAP_DTMR2 (CFG_MBAR + 0x00000480)
+#define MMAP_DTMR3 (CFG_MBAR + 0x000004C0)
+#define MMAP_INTC0 (CFG_MBAR + 0x00000C00)
+#define MMAP_INTC1 (CFG_MBAR + 0x00000D00)
+#define MMAP_INTCACK (CFG_MBAR + 0x00000F00)
+#define MMAP_FEC0 (CFG_MBAR + 0x00001000)
+#define MMAP_FEC0FIFO (CFG_MBAR + 0x00001400)
+#define MMAP_FEC1 (CFG_MBAR + 0x00001800)
+#define MMAP_FEC1FIFO (CFG_MBAR + 0x00001C00)
+#define MMAP_GPIO (CFG_MBAR + 0x00100000)
+#define MMAP_CCM (CFG_MBAR + 0x00110000)
+#define MMAP_PLL (CFG_MBAR + 0x00120000)
+#define MMAP_EPORT (CFG_MBAR + 0x00130000)
+#define MMAP_WDOG (CFG_MBAR + 0x00140000)
+#define MMAP_PIT0 (CFG_MBAR + 0x00150000)
+#define MMAP_PIT1 (CFG_MBAR + 0x00160000)
+#define MMAP_PIT2 (CFG_MBAR + 0x00170000)
+#define MMAP_PIT3 (CFG_MBAR + 0x00180000)
+#define MMAP_MDHA (CFG_MBAR + 0x00190000)
+#define MMAP_RNG (CFG_MBAR + 0x001A0000)
+#define MMAP_SKHA (CFG_MBAR + 0x001B0000)
+#define MMAP_USB (CFG_MBAR + 0x001C0000)
+#define MMAP_PWM0 (CFG_MBAR + 0x001D0000)
+
+/* System configuration registers
+*/
+typedef struct sys_ctrl {
+ u32 ipsbar;
+ u32 res1;
+ u32 rambar;
+ u32 res2;
+ u8 crsr;
+ u8 cwcr;
+ u8 lpicr;
+ u8 cwsr;
+ u8 res3[8];
+ u32 mpark;
+ u8 mpr;
+ u8 res4[3];
+ u8 pacr0;
+ u8 pacr1;
+ u8 pacr2;
+ u8 pacr3;
+ u8 pacr4;
+ u8 res5;
+ u8 pacr5;
+ u8 pacr6;
+ u8 pacr7;
+ u8 res6;
+ u8 pacr8;
+ u8 res7;
+ u8 gpacr;
+ u8 res8[3];
+} sysctrl_t;
+/* SDRAM controller registers, offset: 0x040
+ */
+typedef struct sdram_ctrl {
+ u32 sdmr;
+ u32 sdcr;
+ u32 sdcfg1;
+ u32 sdcfg2;
+ u32 sdbar0;
+ u32 sdbmr0;
+ u32 sdbar1;
+ u32 sdbmr1;
+} sdramctrl_t;
+
+/* Chip select module registers, offset: 0x080
+*/
+typedef struct cs_ctlr {
+ u16 ar0;
+ u16 res1;
+ u32 mr0;
+ u16 res2;
+ u16 cr0;
+ u16 ar1;
+ u16 res3;
+ u32 mr1;
+ u16 res4;
+ u16 cr1;
+ u16 ar2;
+ u16 res5;
+ u32 mr2;
+ u16 res6;
+ u16 cr2;
+ u16 ar3;
+ u16 res7;
+ u32 mr3;
+ u16 res8;
+ u16 cr3;
+ u16 ar4;
+ u16 res9;
+ u32 mr4;
+ u16 res10;
+ u16 cr4;
+ u16 ar5;
+ u16 res11;
+ u32 mr5;
+ u16 res12;
+ u16 cr5;
+ u16 ar6;
+ u16 res13;
+ u32 mr6;
+ u16 res14;
+ u16 cr6;
+ u16 ar7;
+ u16 res15;
+ u32 mr7;
+ u16 res16;
+ u16 cr7;
+} csctrl_t;
+
+/* DMA module registers, offset 0x100
+ */
+typedef struct dma_ctrl {
+ u32 sar;
+ u32 dar;
+ u32 dsrbcr;
+ u32 dcr;
+} dma_t;
+
+/* I2C module registers, offset 0x300
+ */
+typedef struct i2c_ctrl {
+ u8 adr;
+ u8 res1[3];
+ u8 fdr;
+ u8 res2[3];
+ u8 cr;
+ u8 res3[3];
+ u8 sr;
+ u8 res4[3];
+ u8 dr;
+ u8 res5[3];
+} i2c_t;
+
+/* QSPI module registers, offset 0x340
+ */
+typedef struct qspi_ctrl {
+ u16 qmr;
+ u8 res1[2];
+ u16 qdlyr;
+ u8 res2[2];
+ u16 qwr;
+ u8 res3[2];
+ u16 qir;
+ u8 res4[2];
+ u16 qar;
+ u8 res5[2];
+ u16 qdr;
+ u8 res6[2];
+} qspi_t;
+
+/* DMA Timer module registers, offset 0x400
+ */
+typedef struct timer_ctrl {
+ u16 tmr;
+ u8 xmr;
+ u8 ter;
+ u32 trr;
+ u32 tcap;
+ u32 tcn;
+ u8 res1[48];
+} timer_t;
+
+/* Interrupt module registers, offset 0xc00
+*/
+typedef struct int_ctrl {
+ u32 iprh0;
+ u32 iprl0;
+ u32 imrh0;
+ u32 imrl0;
+ u32 frch0;
+ u32 frcl0;
+ u8 irlr;
+ u8 iacklpr;
+ u8 res1[0x26];
+ u8 icr0[64]; /* No ICR0, done this way for readability */
+ u8 res2[0x60];
+ u8 swiack0;
+ u8 res3[3];
+ u8 Lniack0_1;
+ u8 res4[3];
+ u8 Lniack0_2;
+ u8 res5[3];
+ u8 Lniack0_3;
+ u8 res6[3];
+ u8 Lniack0_4;
+ u8 res7[3];
+ u8 Lniack0_5;
+ u8 res8[3];
+ u8 Lniack0_6;
+ u8 res9[3];
+ u8 Lniack0_7;
+ u8 res10[3];
+} int0_t;
+
+/* GPIO port registers
+*/
+typedef struct gpio_ctrl {
+ /* Port Output Data Registers */
+ u8 podr_res1[4];
+ u8 podr_busctl;
+ u8 podr_addr;
+ u8 podr_res2[2];
+ u8 podr_cs;
+ u8 podr_res3;
+ u8 podr_fec0h;
+ u8 podr_fec0l;
+ u8 podr_feci2c;
+ u8 podr_qspi;
+ u8 podr_sdram;
+ u8 podr_timerh;
+ u8 podr_timerl;
+ u8 podr_uartl;
+ u8 podr_fec1h;
+ u8 podr_fec1l;
+ u8 podr_bs;
+ u8 podr_res4;
+ u8 podr_usbh;
+ u8 podr_usbl;
+ u8 podr_uarth;
+ u8 podr_res5[3];
+ /* Port Data Direction Registers */
+ u8 pddr_res1[4];
+ u8 pddr_busctl;
+ u8 pddr_addr;
+ u8 pddr_res2[2];
+ u8 pddr_cs;
+ u8 pddr_res3;
+ u8 pddr_fec0h;
+ u8 pddr_fec0l;
+ u8 pddr_feci2c;
+ u8 pddr_qspi;
+ u8 pddr_sdram;
+ u8 pddr_timerh;
+ u8 pddr_timerl;
+ u8 pddr_uartl;
+ u8 pddr_fec1h;
+ u8 pddr_fec1l;
+ u8 pddr_bs;
+ u8 pddr_res4;
+ u8 pddr_usbh;
+ u8 pddr_usbl;
+ u8 pddr_uarth;
+ u8 pddr_res5[3];
+ /* Port Pin Data/Set Registers */
+ u8 ppdsdr_res1[4];
+ u8 ppdsdr_busctl;
+ u8 ppdsdr_addr;
+ u8 ppdsdr_res2[2];
+ u8 ppdsdr_cs;
+ u8 ppdsdr_res3;
+ u8 ppdsdr_fec0h;
+ u8 ppdsdr_fec0l;
+ u8 ppdsdr_feci2c;
+ u8 ppdsdr_qspi;
+ u8 ppdsdr_sdram;
+ u8 ppdsdr_timerh;
+ u8 ppdsdr_timerl;
+ u8 ppdsdr_uartl;
+ u8 ppdsdr_fec1h;
+ u8 ppdsdr_fec1l;
+ u8 ppdsdr_bs;
+ u8 ppdsdr_res4;
+ u8 ppdsdr_usbh;
+ u8 ppdsdr_usbl;
+ u8 ppdsdr_uarth;
+ u8 ppdsdr_res5[3];
+ /* Port Clear Output Data Registers */
+ u8 pclrr_res1[4];
+ u8 pclrr_busctl;
+ u8 pclrr_addr;
+ u8 pclrr_res2[2];
+ u8 pclrr_cs;
+ u8 pclrr_res3;
+ u8 pclrr_fec0h;
+ u8 pclrr_fec0l;
+ u8 pclrr_feci2c;
+ u8 pclrr_qspi;
+ u8 pclrr_sdram;
+ u8 pclrr_timerh;
+ u8 pclrr_timerl;
+ u8 pclrr_uartl;
+ u8 pclrr_fec1h;
+ u8 pclrr_fec1l;
+ u8 pclrr_bs;
+ u8 pclrr_res4;
+ u8 pclrr_usbh;
+ u8 pclrr_usbl;
+ u8 pclrr_uarth;
+ u8 pclrr_res5[3];
+ /* Pin Assignment Registers */
+ u8 par_addr;
+ u8 par_cs;
+ u16 par_busctl;
+ u8 par_res1[2];
+ u16 par_usb;
+ u8 par_fec0hl;
+ u8 par_fec1hl;
+ u16 par_timer;
+ u16 par_uart;
+ u16 par_qspi;
+ u16 par_sdram;
+ u16 par_feci2c;
+ u8 par_bs;
+ u8 par_res2[3];
+} gpio_t;
+
+
+/* PWM module registers
+ */
+typedef struct pwm_ctrl {
+ u8 pwcr0;
+ u8 res1[3];
+ u8 pwcr1;
+ u8 res2[3];
+ u8 pwcr2;
+ u8 res3[7];
+ u8 pwwd0;
+ u8 res4[3];
+ u8 pwwd1;
+ u8 res5[3];
+ u8 pwwd2;
+ u8 res6[7];
+} pwm_t;
+
+/* Watchdog registers
+ */
+typedef struct wdog_ctrl {
+ u16 wcr;
+ u16 wmr;
+ u16 wcntr;
+ u16 wsr;
+ u8 res4[114];
+} wdog_t;
+
+/* USB module registers
+*/
+typedef struct usb {
+ u16 res1;
+ u16 fnr;
+ u16 res2;
+ u16 fnmr;
+ u16 res3;
+ u16 rfmr;
+ u16 res4;
+ u16 rfmmr;
+ u8 res5[3];
+ u8 far;
+ u32 asr;
+ u32 drr1;
+ u32 drr2;
+ u16 res6;
+ u16 specr;
+ u16 res7;
+ u16 ep0sr;
+ u32 iep0cfg;
+ u32 oep0cfg;
+ u32 ep1cfg;
+ u32 ep2cfg;
+ u32 ep3cfg;
+ u32 ep4cfg;
+ u32 ep5cfg;
+ u32 ep6cfg;
+ u32 ep7cfg;
+ u32 ep0ctl;
+ u16 res8;
+ u16 ep1ctl;
+ u16 res9;
+ u16 ep2ctl;
+ u16 res10;
+ u16 ep3ctl;
+ u16 res11;
+ u16 ep4ctl;
+ u16 res12;
+ u16 ep5ctl;
+ u16 res13;
+ u16 ep6ctl;
+ u16 res14;
+ u16 ep7ctl;
+ u32 ep0isr;
+ u16 res15;
+ u16 ep1isr;
+ u16 res16;
+ u16 ep2isr;
+ u16 res17;
+ u16 ep3isr;
+ u16 res18;
+ u16 ep4isr;
+ u16 res19;
+ u16 ep5isr;
+ u16 res20;
+ u16 ep6isr;
+ u16 res21;
+ u16 ep7isr;
+ u32 ep0imr;
+ u16 res22;
+ u16 ep1imr;
+ u16 res23;
+ u16 ep2imr;
+ u16 res24;
+ u16 ep3imr;
+ u16 res25;
+ u16 ep4imr;
+ u16 res26;
+ u16 ep5imr;
+ u16 res27;
+ u16 ep6imr;
+ u16 res28;
+ u16 ep7imr;
+ u32 ep0dr;
+ u32 ep1dr;
+ u32 ep2dr;
+ u32 ep3dr;
+ u32 ep4dr;
+ u32 ep5dr;
+ u32 ep6dr;
+ u32 ep7dr;
+ u16 res29;
+ u16 ep0dpr;
+ u16 res30;
+ u16 ep1dpr;
+ u16 res31;
+ u16 ep2dpr;
+ u16 res32;
+ u16 ep3dpr;
+ u16 res33;
+ u16 ep4dpr;
+ u16 res34;
+ u16 ep5dpr;
+ u16 res35;
+ u16 ep6dpr;
+ u16 res36;
+ u16 ep7dpr;
+ u8 res37[788];
+ u8 cfgram[1024];
+} usb_t;
+
+/* PLL module registers
+ */
+typedef struct pll_ctrl {
+ u32 syncr;
+ u32 synsr;
+} pll_t;
+
+#endif /* __IMMAP_5275__ */
diff --git a/include/asm-m68k/m5275.h b/include/asm-m68k/m5275.h
new file mode 100644
index 0000000..b564f0e
--- /dev/null
+++ b/include/asm-m68k/m5275.h
@@ -0,0 +1,235 @@
+/*
+ * MCF5275 Internal Memory Map
+ *
+ * Copyright (C) 2003-2004, Greg Ungerer (gerg at snapgear.com)
+ * Copyright (C) 2004-2008 Arthur Shipkowski (art at videon-central.com)
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef __M5275_H__
+#define __M5275_H__
+
+/*
+ * Define the 5275 SIM register set addresses. These are similar,
+ * but not quite identical to the 5282 registers and offsets.
+ */
+#define MCFICM_INTC0 0x0c00 /* Base for Interrupt Ctrl 0 */
+#define MCFICM_INTC1 0x0d00 /* Base for Interrupt Ctrl 1 */
+#define MCFINTC_IPRH 0x00 /* Interrupt pending 32-63 */
+#define MCFINTC_IPRL 0x04 /* Interrupt pending 1-31 */
+#define MCFINTC_IMRH 0x08 /* Interrupt mask 32-63 */
+#define MCFINTC_IMRL 0x0c /* Interrupt mask 1-31 */
+#define MCFINTC_INTFRCH 0x10 /* Interrupt force 32-63 */
+#define MCFINTC_INTFRCL 0x14 /* Interrupt force 1-31 */
+#define MCFINTC_IRLR 0x18 /* */
+#define MCFINTC_IACKL 0x19 /* */
+#define MCFINTC_ICR0 0x40 /* Base ICR register */
+
+#define MCF_GPIO_PAR_UART 0x10007c
+#define UART0_ENABLE_MASK 0x000f
+#define UART1_ENABLE_MASK 0x00f0
+#define UART2_ENABLE_MASK 0x3f00
+
+#define MCF_GPIO_PAR_FECI2C 0x100082
+#define PAR_SDA_ENABLE_MASK 0x0003
+#define PAR_SCL_ENABLE_MASK 0x000c
+
+#define MCFSIM_WRRR 0x140000
+#define MCFSIM_SDCR 0x40
+
+/*********************************************************************
+ * SDRAM Controller (SDRAMC)
+ *********************************************************************/
+
+/* Register read/write macros */
+#define MCF_SDRAMC_SDMR (*(vuint32*)(void*)(&__IPSBAR[0x000040]))
+#define MCF_SDRAMC_SDCR (*(vuint32*)(void*)(&__IPSBAR[0x000044]))
+#define MCF_SDRAMC_SDCFG1 (*(vuint32*)(void*)(&__IPSBAR[0x000048]))
+#define MCF_SDRAMC_SDCFG2 (*(vuint32*)(void*)(&__IPSBAR[0x00004C]))
+#define MCF_SDRAMC_SDBAR0 (*(vuint32*)(void*)(&__IPSBAR[0x000050]))
+#define MCF_SDRAMC_SDBAR1 (*(vuint32*)(void*)(&__IPSBAR[0x000058]))
+#define MCF_SDRAMC_SDMR0 (*(vuint32*)(void*)(&__IPSBAR[0x000054]))
+#define MCF_SDRAMC_SDMR1 (*(vuint32*)(void*)(&__IPSBAR[0x00005C]))
+
+/* Bit definitions and macros for MCF_SDRAMC_SDMR */
+#define MCF_SDRAMC_SDMR_CMD (0x00010000)
+#define MCF_SDRAMC_SDMR_AD(x) (((x)&0x00000FFF)<<18)
+#define MCF_SDRAMC_SDMR_BNKAD(x) (((x)&0x00000003)<<30)
+#define MCF_SDRAMC_SDMR_BNKAD_LMR (0x00000000)
+#define MCF_SDRAMC_SDMR_BNKAD_LEMR (0x40000000)
+
+/* Bit definitions and macros for MCF_SDRAMC_SDCR */
+#define MCF_SDRAMC_SDCR_IPALL (0x00000002)
+#define MCF_SDRAMC_SDCR_IREF (0x00000004)
+#define MCF_SDRAMC_SDCR_DQS_OE(x) (((x)&0x00000003)<<10)
+#define MCF_SDRAMC_SDCR_DQP_BP (0x00008000)
+#define MCF_SDRAMC_SDCR_RCNT(x) (((x)&0x0000003F)<<16)
+#define MCF_SDRAMC_SDCR_MUX(x) (((x)&0x00000003)<<24)
+#define MCF_SDRAMC_SDCR_REF (0x10000000)
+#define MCF_SDRAMC_SDCR_CKE (0x40000000)
+#define MCF_SDRAMC_SDCR_MODE_EN (0x80000000)
+
+/* Bit definitions and macros for MCF_SDRAMC_SDCFG1 */
+#define MCF_SDRAMC_SDCFG1_WTLAT(x) (((x)&0x00000007)<<4)
+#define MCF_SDRAMC_SDCFG1_REF2ACT(x) (((x)&0x0000000F)<<8)
+#define MCF_SDRAMC_SDCFG1_PRE2ACT(x) (((x)&0x00000007)<<12)
+#define MCF_SDRAMC_SDCFG1_ACT2RW(x) (((x)&0x00000007)<<16)
+#define MCF_SDRAMC_SDCFG1_RDLAT(x) (((x)&0x0000000F)<<20)
+#define MCF_SDRAMC_SDCFG1_SWT2RD(x) (((x)&0x00000007)<<24)
+#define MCF_SDRAMC_SDCFG1_SRD2RW(x) (((x)&0x0000000F)<<28)
+
+/* Bit definitions and macros for MCF_SDRAMC_SDCFG2 */
+#define MCF_SDRAMC_SDCFG2_BL(x) (((x)&0x0000000F)<<16)
+#define MCF_SDRAMC_SDCFG2_BRD2WT(x) (((x)&0x0000000F)<<20)
+#define MCF_SDRAMC_SDCFG2_BWT2RW(x) (((x)&0x0000000F)<<24)
+#define MCF_SDRAMC_SDCFG2_BRD2PRE(x) (((x)&0x0000000F)<<28)
+
+/* Bit definitions and macros for MCF_SDRAMC_SDBARn */
+#define MCF_SDRAMC_SDBARn_BASE(x) (((x)&0x00003FFF)<<18)
+#define MCF_SDRAMC_SDBARn_BA(x) ((x)&0xFFFF0000)
+
+/* Bit definitions and macros for MCF_SDRAMC_SDMRn */
+#define MCF_SDRAMC_SDMRn_V (0x00000001)
+#define MCF_SDRAMC_SDMRn_WP (0x00000080)
+#define MCF_SDRAMC_SDMRn_MASK(x) (((x)&0x00003FFF)<<18)
+#define MCF_SDRAMC_SDMRn_BAM_4G (0xFFFF0000)
+#define MCF_SDRAMC_SDMRn_BAM_2G (0x7FFF0000)
+#define MCF_SDRAMC_SDMRn_BAM_1G (0x3FFF0000)
+#define MCF_SDRAMC_SDMRn_BAM_1024M (0x3FFF0000)
+#define MCF_SDRAMC_SDMRn_BAM_512M (0x1FFF0000)
+#define MCF_SDRAMC_SDMRn_BAM_256M (0x0FFF0000)
+#define MCF_SDRAMC_SDMRn_BAM_128M (0x07FF0000)
+#define MCF_SDRAMC_SDMRn_BAM_64M (0x03FF0000)
+#define MCF_SDRAMC_SDMRn_BAM_32M (0x01FF0000)
+#define MCF_SDRAMC_SDMRn_BAM_16M (0x00FF0000)
+#define MCF_SDRAMC_SDMRn_BAM_8M (0x007F0000)
+#define MCF_SDRAMC_SDMRn_BAM_4M (0x003F0000)
+#define MCF_SDRAMC_SDMRn_BAM_2M (0x001F0000)
+#define MCF_SDRAMC_SDMRn_BAM_1M (0x000F0000)
+#define MCF_SDRAMC_SDMRn_BAM_1024K (0x000F0000)
+#define MCF_SDRAMC_SDMRn_BAM_512K (0x00070000)
+#define MCF_SDRAMC_SDMRn_BAM_256K (0x00030000)
+#define MCF_SDRAMC_SDMRn_BAM_128K (0x00010000)
+#define MCF_SDRAMC_SDMRn_BAM_64K (0x00000000)
+
+/*********************************************************************
+ * Interrupt Controller (INTC)
+ ********************************************************************/
+#define INT0_LO_RSVD0 (0)
+#define INT0_LO_EPORT1 (1)
+#define INT0_LO_EPORT2 (2)
+#define INT0_LO_EPORT3 (3)
+#define INT0_LO_EPORT4 (4)
+#define INT0_LO_EPORT5 (5)
+#define INT0_LO_EPORT6 (6)
+#define INT0_LO_EPORT7 (7)
+#define INT0_LO_SCM (8)
+#define INT0_LO_DMA0 (9)
+#define INT0_LO_DMA1 (10)
+#define INT0_LO_DMA2 (11)
+#define INT0_LO_DMA3 (12)
+#define INT0_LO_UART0 (13)
+#define INT0_LO_UART1 (14)
+#define INT0_LO_UART2 (15)
+#define INT0_LO_RSVD1 (16)
+#define INT0_LO_I2C (17)
+#define INT0_LO_QSPI (18)
+#define INT0_LO_DTMR0 (19)
+#define INT0_LO_DTMR1 (20)
+#define INT0_LO_DTMR2 (21)
+#define INT0_LO_DTMR3 (22)
+#define INT0_LO_FEC0_TXF (23)
+#define INT0_LO_FEC0_TXB (24)
+#define INT0_LO_FEC0_UN (25)
+#define INT0_LO_FEC0_RL (26)
+#define INT0_LO_FEC0_RXF (27)
+#define INT0_LO_FEC0_RXB (28)
+#define INT0_LO_FEC0_MII (29)
+#define INT0_LO_FEC0_LC (30)
+#define INT0_LO_FEC0_HBERR (31)
+#define INT0_HI_FEC0_GRA (32)
+#define INT0_HI_FEC0_EBERR (33)
+#define INT0_HI_FEC0_BABT (34)
+#define INT0_HI_FEC0_BABR (35)
+#define INT0_HI_PIT0 (36)
+#define INT0_HI_PIT1 (37)
+#define INT0_HI_PIT2 (38)
+#define INT0_HI_PIT3 (39)
+#define INT0_HI_RNG (40)
+#define INT0_HI_SKHA (41)
+#define INT0_HI_MDHA (42)
+#define INT0_HI_USB (43)
+#define INT0_HI_USB_EP0 (44)
+#define INT0_HI_USB_EP1 (45)
+#define INT0_HI_USB_EP2 (46)
+#define INT0_HI_USB_EP3 (47)
+/* 48-63 Reserved */
+
+/* 0-22 Reserved */
+#define INT1_LO_FEC1_TXF (23)
+#define INT1_LO_FEC1_TXB (24)
+#define INT1_LO_FEC1_UN (25)
+#define INT1_LO_FEC1_RL (26)
+#define INT1_LO_FEC1_RXF (27)
+#define INT1_LO_FEC1_RXB (28)
+#define INT1_LO_FEC1_MII (29)
+#define INT1_LO_FEC1_LC (30)
+#define INT1_LO_FEC1_HBERR (31)
+#define INT1_HI_FEC1_GRA (32)
+#define INT1_HI_FEC1_EBERR (33)
+#define INT1_HI_FEC1_BABT (34)
+#define INT1_HI_FEC1_BABR (35)
+/* 36-63 Reserved */
+
+/* Bit definitions and macros for INTC_IPRL */
+#define INTC_IPRL_INT31 (0x80000000)
+#define INTC_IPRL_INT30 (0x40000000)
+#define INTC_IPRL_INT29 (0x20000000)
+#define INTC_IPRL_INT28 (0x10000000)
+#define INTC_IPRL_INT27 (0x08000000)
+#define INTC_IPRL_INT26 (0x04000000)
+#define INTC_IPRL_INT25 (0x02000000)
+#define INTC_IPRL_INT24 (0x01000000)
+#define INTC_IPRL_INT23 (0x00800000)
+#define INTC_IPRL_INT22 (0x00400000)
+#define INTC_IPRL_INT21 (0x00200000)
+#define INTC_IPRL_INT20 (0x00100000)
+#define INTC_IPRL_INT19 (0x00080000)
+#define INTC_IPRL_INT18 (0x00040000)
+#define INTC_IPRL_INT17 (0x00020000)
+#define INTC_IPRL_INT16 (0x00010000)
+#define INTC_IPRL_INT15 (0x00008000)
+#define INTC_IPRL_INT14 (0x00004000)
+#define INTC_IPRL_INT13 (0x00002000)
+#define INTC_IPRL_INT12 (0x00001000)
+#define INTC_IPRL_INT11 (0x00000800)
+#define INTC_IPRL_INT10 (0x00000400)
+#define INTC_IPRL_INT9 (0x00000200)
+#define INTC_IPRL_INT8 (0x00000100)
+#define INTC_IPRL_INT7 (0x00000080)
+#define INTC_IPRL_INT6 (0x00000040)
+#define INTC_IPRL_INT5 (0x00000020)
+#define INTC_IPRL_INT4 (0x00000010)
+#define INTC_IPRL_INT3 (0x00000008)
+#define INTC_IPRL_INT2 (0x00000004)
+#define INTC_IPRL_INT1 (0x00000002)
+#define INTC_IPRL_INT0 (0x00000001)
+
+#endif /* __M5275_H__ */
--
1.5.3.7