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-rw-r--r--arch/arm/plat-omap/include/mach/clock.h8
-rw-r--r--arch/arm/plat-omap/include/mach/common.h1
-rw-r--r--arch/arm/plat-omap/include/mach/control.h7
-rw-r--r--arch/arm/plat-omap/include/mach/cpu.h21
-rw-r--r--arch/arm/plat-omap/include/mach/debug-macro.S2
-rw-r--r--arch/arm/plat-omap/include/mach/dma.h1
-rw-r--r--arch/arm/plat-omap/include/mach/entry-macro.S46
-rw-r--r--arch/arm/plat-omap/include/mach/hardware.h1
-rw-r--r--arch/arm/plat-omap/include/mach/io.h37
-rw-r--r--arch/arm/plat-omap/include/mach/irqs.h89
-rw-r--r--arch/arm/plat-omap/include/mach/memory.h3
-rw-r--r--arch/arm/plat-omap/include/mach/omap44xx.h46
-rw-r--r--arch/arm/plat-omap/include/mach/serial.h16
13 files changed, 264 insertions, 14 deletions
diff --git a/arch/arm/plat-omap/include/mach/clock.h b/arch/arm/plat-omap/include/mach/clock.h
index 073a2c5569f0..c20e02ec3034 100644
--- a/arch/arm/plat-omap/include/mach/clock.h
+++ b/arch/arm/plat-omap/include/mach/clock.h
@@ -22,7 +22,8 @@ struct clkops {
void (*disable)(struct clk *);
};
-#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3)
+#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) || \
+ defined(CONFIG_ARCH_OMAP4)
struct clksel_rate {
u32 val;
@@ -51,7 +52,7 @@ struct dpll_data {
u8 max_divider;
u32 max_tolerance;
u16 max_multiplier;
-# if defined(CONFIG_ARCH_OMAP3)
+#if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4)
u8 modes;
void __iomem *autoidle_reg;
void __iomem *idlest_reg;
@@ -83,7 +84,8 @@ struct clk {
void (*init)(struct clk *);
__u8 enable_bit;
__s8 usecount;
-#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3)
+#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) || \
+ defined(CONFIG_ARCH_OMAP4)
u8 fixed_div;
void __iomem *clksel_reg;
u32 clksel_mask;
diff --git a/arch/arm/plat-omap/include/mach/common.h b/arch/arm/plat-omap/include/mach/common.h
index 0ecf36deb17b..4b188334c666 100644
--- a/arch/arm/plat-omap/include/mach/common.h
+++ b/arch/arm/plat-omap/include/mach/common.h
@@ -62,6 +62,7 @@ struct omap_globals {
void omap2_set_globals_242x(void);
void omap2_set_globals_243x(void);
void omap2_set_globals_343x(void);
+void omap2_set_globals_443x(void);
/* These get called from omap2_set_globals_xxxx(), do not call these */
void omap2_set_globals_tap(struct omap_globals *);
diff --git a/arch/arm/plat-omap/include/mach/control.h b/arch/arm/plat-omap/include/mach/control.h
index 269147f3836f..f45ec621da96 100644
--- a/arch/arm/plat-omap/include/mach/control.h
+++ b/arch/arm/plat-omap/include/mach/control.h
@@ -1,9 +1,9 @@
/*
* arch/arm/plat-omap/include/mach/control.h
*
- * OMAP2/3 System Control Module definitions
+ * OMAP2/3/4 System Control Module definitions
*
- * Copyright (C) 2007-2008 Texas Instruments, Inc.
+ * Copyright (C) 2007-2009 Texas Instruments, Inc.
* Copyright (C) 2007-2008 Nokia Corporation
*
* Written by Paul Walmsley
@@ -190,7 +190,8 @@
#define OMAP2_PBIASLITEVMODE0 (1 << 0)
#ifndef __ASSEMBLY__
-#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3)
+#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) || \
+ defined(CONFIG_ARCH_OMAP4)
extern void __iomem *omap_ctrl_base_get(void);
extern u8 omap_ctrl_readb(u16 offset);
extern u16 omap_ctrl_readw(u16 offset);
diff --git a/arch/arm/plat-omap/include/mach/cpu.h b/arch/arm/plat-omap/include/mach/cpu.h
index 98b144252364..fc60c4ebcc28 100644
--- a/arch/arm/plat-omap/include/mach/cpu.h
+++ b/arch/arm/plat-omap/include/mach/cpu.h
@@ -5,8 +5,12 @@
*
* Copyright (C) 2004, 2008 Nokia Corporation
*
+ * Copyright (C) 2009 Texas Instruments.
+ *
* Written by Tony Lindgren <tony.lindgren@nokia.com>
*
+ * Added OMAP4 specific defines - Santosh Shilimkar<santosh.shilimkar@ti.com>
+ *
* 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
@@ -155,6 +159,8 @@ IS_OMAP_SUBCLASS(343x, 0x343)
#define cpu_is_omap243x() 0
#define cpu_is_omap34xx() 0
#define cpu_is_omap343x() 0
+#define cpu_is_omap44xx() 0
+#define cpu_is_omap443x() 0
#if defined(MULTI_OMAP1)
# if defined(CONFIG_ARCH_OMAP730)
@@ -348,12 +354,21 @@ IS_OMAP_TYPE(3430, 0x3430)
# define cpu_is_omap3430() is_omap3430()
#endif
+# if defined(CONFIG_ARCH_OMAP4)
+# undef cpu_is_omap44xx
+# undef cpu_is_omap443x
+# define cpu_is_omap44xx() 1
+# define cpu_is_omap443x() 1
+# endif
+
/* Macros to detect if we have OMAP1 or OMAP2 */
#define cpu_class_is_omap1() (cpu_is_omap7xx() || cpu_is_omap15xx() || \
cpu_is_omap16xx())
-#define cpu_class_is_omap2() (cpu_is_omap24xx() || cpu_is_omap34xx())
+#define cpu_class_is_omap2() (cpu_is_omap24xx() || cpu_is_omap34xx() || \
+ cpu_is_omap44xx())
-#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3)
+#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) || \
+ defined(CONFIG_ARCH_OMAP4)
/* Various silicon revisions for omap2 */
#define OMAP242X_CLASS 0x24200024
@@ -370,6 +385,8 @@ IS_OMAP_TYPE(3430, 0x3430)
#define OMAP3430_REV_ES3_0 0x34303034
#define OMAP3430_REV_ES3_1 0x34304034
+#define OMAP443X_CLASS 0x44300034
+
/*
* omap_chip bits
*
diff --git a/arch/arm/plat-omap/include/mach/debug-macro.S b/arch/arm/plat-omap/include/mach/debug-macro.S
index 1b11f5c6a2d9..ac24050e3416 100644
--- a/arch/arm/plat-omap/include/mach/debug-macro.S
+++ b/arch/arm/plat-omap/include/mach/debug-macro.S
@@ -36,7 +36,7 @@
add \rx, \rx, #0x00004000 @ UART 3
#endif
-#elif CONFIG_ARCH_OMAP3
+#elif defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4)
moveq \rx, #0x48000000 @ physical base address
movne \rx, #0xd8000000 @ virtual base
orr \rx, \rx, #0x0006a000
diff --git a/arch/arm/plat-omap/include/mach/dma.h b/arch/arm/plat-omap/include/mach/dma.h
index 19df76f97ab3..8c1eae88737e 100644
--- a/arch/arm/plat-omap/include/mach/dma.h
+++ b/arch/arm/plat-omap/include/mach/dma.h
@@ -48,6 +48,7 @@
/* Hardware registers for omap2 and omap3 */
#define OMAP24XX_DMA4_BASE (L4_24XX_BASE + 0x56000)
#define OMAP34XX_DMA4_BASE (L4_34XX_BASE + 0x56000)
+#define OMAP44XX_DMA4_BASE (L4_44XX_BASE + 0x56000)
#define OMAP_DMA4_REVISION 0x00
#define OMAP_DMA4_GCR 0x78
diff --git a/arch/arm/plat-omap/include/mach/entry-macro.S b/arch/arm/plat-omap/include/mach/entry-macro.S
index 33256a0e9a28..00f45c01390d 100644
--- a/arch/arm/plat-omap/include/mach/entry-macro.S
+++ b/arch/arm/plat-omap/include/mach/entry-macro.S
@@ -3,6 +3,9 @@
*
* Low-level IRQ helper macros for OMAP-based platforms
*
+ * Copyright (C) 2009 Texas Instruments
+ * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com>
+ *
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
* warranty of any kind, whether express or implied.
@@ -10,6 +13,7 @@
#include <mach/hardware.h>
#include <mach/io.h>
#include <mach/irqs.h>
+#include <asm/hardware/gic.h>
#if defined(CONFIG_ARCH_OMAP1)
@@ -56,7 +60,8 @@
.endm
#endif
-#if defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX)
+#if defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX) || \
+ defined(CONFIG_ARCH_OMAP4)
#include <mach/omap24xx.h>
#include <mach/omap34xx.h>
@@ -67,7 +72,9 @@
#elif defined(CONFIG_ARCH_OMAP34XX)
#define OMAP2_VA_IC_BASE IO_ADDRESS(OMAP34XX_IC_BASE)
#endif
-
+#if defined(CONFIG_ARCH_OMAP4)
+#include <mach/omap44xx.h>
+#endif
#define INTCPS_SIR_IRQ_OFFSET 0x0040 /* Active interrupt offset */
#define ACTIVEIRQ_MASK 0x7f /* Active interrupt bits */
@@ -80,6 +87,7 @@
.macro arch_ret_to_user, tmp1, tmp2
.endm
+#ifndef CONFIG_ARCH_OMAP4
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
ldr \base, =OMAP2_VA_IC_BASE
ldr \irqnr, [\base, #0x98] /* IRQ pending reg 1 */
@@ -95,6 +103,40 @@
and \irqnr, \irqnr, #ACTIVEIRQ_MASK /* Clear spurious bits */
.endm
+#else
+ /*
+ * The interrupt numbering scheme is defined in the
+ * interrupt controller spec. To wit:
+ *
+ * Interrupts 0-15 are IPI
+ * 16-28 are reserved
+ * 29-31 are local. We allow 30 to be used for the watchdog.
+ * 32-1020 are global
+ * 1021-1022 are reserved
+ * 1023 is "spurious" (no interrupt)
+ *
+ * For now, we ignore all local interrupts so only return an
+ * interrupt if it's between 30 and 1020. The test_for_ipi
+ * routine below will pick up on IPIs.
+ * A simple read from the controller will tell us the number
+ * of the highest priority enabled interrupt.
+ * We then just need to check whether it is in the
+ * valid range for an IRQ (30-1020 inclusive).
+ */
+ .macro get_irqnr_and_base, irqnr, irqstat, base, tmp
+ ldr \base, =OMAP44XX_VA_GIC_CPU_BASE
+ ldr \irqstat, [\base, #GIC_CPU_INTACK]
+
+ ldr \tmp, =1021
+
+ bic \irqnr, \irqstat, #0x1c00
+
+ cmp \irqnr, #29
+ cmpcc \irqnr, \irqnr
+ cmpne \irqnr, \tmp
+ cmpcs \irqnr, \irqnr
+ .endm
+#endif
.macro irq_prio_table
.endm
diff --git a/arch/arm/plat-omap/include/mach/hardware.h b/arch/arm/plat-omap/include/mach/hardware.h
index 3dc423ed3e80..26c1fbff08aa 100644
--- a/arch/arm/plat-omap/include/mach/hardware.h
+++ b/arch/arm/plat-omap/include/mach/hardware.h
@@ -285,5 +285,6 @@
#include "omap16xx.h"
#include "omap24xx.h"
#include "omap34xx.h"
+#include "omap44xx.h"
#endif /* __ASM_ARCH_OMAP_HARDWARE_H */
diff --git a/arch/arm/plat-omap/include/mach/io.h b/arch/arm/plat-omap/include/mach/io.h
index 0610d7e2b3d7..3b2814720569 100644
--- a/arch/arm/plat-omap/include/mach/io.h
+++ b/arch/arm/plat-omap/include/mach/io.h
@@ -6,6 +6,9 @@
* Copied from arch/arm/mach-sa1100/include/mach/io.h
* Copyright (C) 1997-1999 Russell King
*
+ * Copyright (C) 2009 Texas Instruments
+ * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com>
+ *
* 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
@@ -157,6 +160,40 @@
#define DSP_MMU_34XX_VIRT 0xe2000000
#define DSP_MMU_34XX_SIZE SZ_4K
+
+#elif defined(CONFIG_ARCH_OMAP4)
+/* We map both L3 and L4 on OMAP4 */
+#define L3_44XX_PHYS L3_44XX_BASE
+#define L3_44XX_VIRT 0xd4000000
+#define L3_44XX_SIZE SZ_1M
+
+#define L4_44XX_PHYS L4_44XX_BASE
+#define L4_44XX_VIRT 0xda000000
+#define L4_44XX_SIZE SZ_4M
+
+
+#define L4_WK_44XX_PHYS L4_WK_44XX_BASE
+#define L4_WK_44XX_VIRT 0xda300000
+#define L4_WK_44XX_SIZE SZ_1M
+
+#define L4_PER_44XX_PHYS L4_PER_44XX_BASE
+#define L4_PER_44XX_VIRT 0xd8000000
+#define L4_PER_44XX_SIZE SZ_4M
+
+#define L4_EMU_44XX_PHYS L4_EMU_44XX_BASE
+#define L4_EMU_44XX_VIRT 0xe4000000
+#define L4_EMU_44XX_SIZE SZ_64M
+
+#define OMAP44XX_GPMC_PHYS OMAP44XX_GPMC_BASE
+#define OMAP44XX_GPMC_VIRT 0xe0000000
+#define OMAP44XX_GPMC_SIZE SZ_1M
+
+
+#define IO_OFFSET 0x90000000
+#define __IO_ADDRESS(pa) ((pa) + IO_OFFSET)/* Works for L3 and L4 */
+#define __OMAP2_IO_ADDRESS(pa) ((pa) + IO_OFFSET)/* Works for L3 and L4 */
+#define io_v2p(va) ((va) - IO_OFFSET)/* Works for L3 and L4 */
+
#endif
#define IO_ADDRESS(pa) IOMEM(__IO_ADDRESS(pa))
diff --git a/arch/arm/plat-omap/include/mach/irqs.h b/arch/arm/plat-omap/include/mach/irqs.h
index 7f57ee66f364..5bc331e93cf2 100644
--- a/arch/arm/plat-omap/include/mach/irqs.h
+++ b/arch/arm/plat-omap/include/mach/irqs.h
@@ -4,6 +4,9 @@
* Copyright (C) Greg Lonnon 2001
* Updated for OMAP-1610 by Tony Lindgren <tony@atomide.com>
*
+ * Copyright (C) 2009 Texas Instruments
+ * Added OMAP4 support - Santosh Shilimkar <santosh.shilimkar@ti.com>
+ *
* 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
@@ -422,6 +425,92 @@
#define INT_34XX_BENCH_MPU_EMUL 3
+
+#define IRQ_GIC_START 32
+
+#define INT_44XX_BENCH_MPU_EMUL (3 + IRQ_GIC_START)
+#define INT_44XX_SSM_ABORT_IRQ (6 + IRQ_GIC_START)
+#define INT_44XX_SYS_NIRQ (7 + IRQ_GIC_START)
+#define INT_44XX_D2D_FW_IRQ (8 + IRQ_GIC_START)
+#define INT_44XX_PRCM_MPU_IRQ (11 + IRQ_GIC_START)
+#define INT_44XX_SDMA_IRQ0 (12 + IRQ_GIC_START)
+#define INT_44XX_SDMA_IRQ1 (13 + IRQ_GIC_START)
+#define INT_44XX_SDMA_IRQ2 (14 + IRQ_GIC_START)
+#define INT_44XX_SDMA_IRQ3 (15 + IRQ_GIC_START)
+#define INT_44XX_ISS_IRQ (24 + IRQ_GIC_START)
+#define INT_44XX_DSS_IRQ (25 + IRQ_GIC_START)
+#define INT_44XX_MAIL_U0_MPU (26 + IRQ_GIC_START)
+#define INT_44XX_DSP_MMU (28 + IRQ_GIC_START)
+#define INT_44XX_GPTIMER1 (37 + IRQ_GIC_START)
+#define INT_44XX_GPTIMER2 (38 + IRQ_GIC_START)
+#define INT_44XX_GPTIMER3 (39 + IRQ_GIC_START)
+#define INT_44XX_GPTIMER4 (40 + IRQ_GIC_START)
+#define INT_44XX_GPTIMER5 (41 + IRQ_GIC_START)
+#define INT_44XX_GPTIMER6 (42 + IRQ_GIC_START)
+#define INT_44XX_GPTIMER7 (43 + IRQ_GIC_START)
+#define INT_44XX_GPTIMER8 (44 + IRQ_GIC_START)
+#define INT_44XX_GPTIMER9 (45 + IRQ_GIC_START)
+#define INT_44XX_GPTIMER10 (46 + IRQ_GIC_START)
+#define INT_44XX_GPTIMER11 (47 + IRQ_GIC_START)
+#define INT_44XX_GPTIMER12 (95 + IRQ_GIC_START)
+#define INT_44XX_SHA1MD5 (51 + IRQ_GIC_START)
+#define INT_44XX_I2C1_IRQ (56 + IRQ_GIC_START)
+#define INT_44XX_I2C2_IRQ (57 + IRQ_GIC_START)
+#define INT_44XX_HDQ_IRQ (58 + IRQ_GIC_START)
+#define INT_44XX_SPI1_IRQ (65 + IRQ_GIC_START)
+#define INT_44XX_SPI2_IRQ (66 + IRQ_GIC_START)
+#define INT_44XX_HSI_1_IRQ0 (67 + IRQ_GIC_START)
+#define INT_44XX_HSI_2_IRQ1 (68 + IRQ_GIC_START)
+#define INT_44XX_HSI_1_DMAIRQ (71 + IRQ_GIC_START)
+#define INT_44XX_UART1_IRQ (72 + IRQ_GIC_START)
+#define INT_44XX_UART2_IRQ (73 + IRQ_GIC_START)
+#define INT_44XX_UART3_IRQ (74 + IRQ_GIC_START)
+#define INT_44XX_UART4_IRQ (70 + IRQ_GIC_START)
+#define INT_44XX_USB_IRQ_NISO (76 + IRQ_GIC_START)
+#define INT_44XX_USB_IRQ_ISO (77 + IRQ_GIC_START)
+#define INT_44XX_USB_IRQ_HGEN (78 + IRQ_GIC_START)
+#define INT_44XX_USB_IRQ_HSOF (79 + IRQ_GIC_START)
+#define INT_44XX_USB_IRQ_OTG (80 + IRQ_GIC_START)
+#define INT_44XX_MCBSP4_IRQ_TX (81 + IRQ_GIC_START)
+#define INT_44XX_MCBSP4_IRQ_RX (82 + IRQ_GIC_START)
+#define INT_44XX_MMC_IRQ (83 + IRQ_GIC_START)
+#define INT_44XX_MMC2_IRQ (86 + IRQ_GIC_START)
+#define INT_44XX_MCBSP2_IRQ_TX (89 + IRQ_GIC_START)
+#define INT_44XX_MCBSP2_IRQ_RX (90 + IRQ_GIC_START)
+#define INT_44XX_SPI3_IRQ (91 + IRQ_GIC_START)
+#define INT_44XX_SPI5_IRQ (69 + IRQ_GIC_START)
+
+#define INT_44XX_MCBSP5_IRQ (16 + IRQ_GIC_START)
+#define INT_44xX_MCBSP1_IRQ (17 + IRQ_GIC_START)
+#define INT_44XX_MCBSP2_IRQ (22 + IRQ_GIC_START)
+#define INT_44XX_MCBSP3_IRQ (23 + IRQ_GIC_START)
+#define INT_44XX_MCBSP4_IRQ (27 + IRQ_GIC_START)
+#define INT_44XX_HS_USB_MC (92 + IRQ_GIC_START)
+#define INT_44XX_HS_USB_DMA (93 + IRQ_GIC_START)
+
+#define INT_44XX_GPIO_BANK1 (29 + IRQ_GIC_START)
+#define INT_44XX_GPIO_BANK2 (30 + IRQ_GIC_START)
+#define INT_44XX_GPIO_BANK3 (31 + IRQ_GIC_START)
+#define INT_44XX_GPIO_BANK4 (32 + IRQ_GIC_START)
+#define INT_44XX_GPIO_BANK5 (33 + IRQ_GIC_START)
+#define INT_44XX_GPIO_BANK6 (34 + IRQ_GIC_START)
+#define INT_44XX_USIM_IRQ (35 + IRQ_GIC_START)
+#define INT_44XX_WDT3_IRQ (36 + IRQ_GIC_START)
+#define INT_44XX_SPI4_IRQ (48 + IRQ_GIC_START)
+#define INT_44XX_SHA1MD52_IRQ (49 + IRQ_GIC_START)
+#define INT_44XX_FPKA_READY_IRQ (50 + IRQ_GIC_START)
+#define INT_44XX_SHA1MD51_IRQ (51 + IRQ_GIC_START)
+#define INT_44XX_RNG_IRQ (52 + IRQ_GIC_START)
+#define INT_44XX_I2C3_IRQ (61 + IRQ_GIC_START)
+#define INT_44XX_FPKA_ERROR_IRQ (64 + IRQ_GIC_START)
+#define INT_44XX_PBIAS_IRQ (75 + IRQ_GIC_START)
+#define INT_44XX_OHCI_IRQ (76 + IRQ_GIC_START)
+#define INT_44XX_EHCI_IRQ (77 + IRQ_GIC_START)
+#define INT_44XX_TLL_IRQ (78 + IRQ_GIC_START)
+#define INT_44XX_PARTHASH_IRQ (79 + IRQ_GIC_START)
+#define INT_44XX_MMC3_IRQ (94 + IRQ_GIC_START)
+
+
/* Max. 128 level 2 IRQs (OMAP1610), 192 GPIOs (OMAP730/850) and
* 16 MPUIO lines */
#define OMAP_MAX_GPIO_LINES 192
diff --git a/arch/arm/plat-omap/include/mach/memory.h b/arch/arm/plat-omap/include/mach/memory.h
index 99ed564d9277..9ad41dc484c1 100644
--- a/arch/arm/plat-omap/include/mach/memory.h
+++ b/arch/arm/plat-omap/include/mach/memory.h
@@ -38,7 +38,8 @@
*/
#if defined(CONFIG_ARCH_OMAP1)
#define PHYS_OFFSET UL(0x10000000)
-#elif defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3)
+#elif defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) || \
+ defined(CONFIG_ARCH_OMAP4)
#define PHYS_OFFSET UL(0x80000000)
#endif
diff --git a/arch/arm/plat-omap/include/mach/omap44xx.h b/arch/arm/plat-omap/include/mach/omap44xx.h
new file mode 100644
index 000000000000..15dec7f1c7c0
--- /dev/null
+++ b/arch/arm/plat-omap/include/mach/omap44xx.h
@@ -0,0 +1,46 @@
+/*:
+ * Address mappings and base address for OMAP4 interconnects
+ * and peripherals.
+ *
+ * Copyright (C) 2009 Texas Instruments
+ *
+ * Author: Santosh Shilimkar <santosh.shilimkar@ti.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef __ASM_ARCH_OMAP44XX_H
+#define __ASM_ARCH_OMAP44XX_H
+
+/*
+ * Please place only base defines here and put the rest in device
+ * specific headers.
+ */
+#define L4_44XX_BASE 0x4a000000
+#define L4_WK_44XX_BASE 0x4a300000
+#define L4_PER_44XX_BASE 0x48000000
+#define L4_EMU_44XX_BASE 0x54000000
+#define L3_44XX_BASE 0x44000000
+#define OMAP4430_32KSYNCT_BASE 0x4a304000
+#define OMAP4430_CM_BASE 0x4a004000
+#define OMAP4430_PRM_BASE 0x48306000
+#define OMAP44XX_GPMC_BASE 0x50000000
+#define OMAP443X_SCM_BASE 0x4a002000
+#define OMAP443X_CTRL_BASE OMAP443X_SCM_BASE
+#define OMAP44XX_IC_BASE 0x48200000
+#define OMAP44XX_IVA_INTC_BASE 0x40000000
+#define IRQ_SIR_IRQ 0x0040
+#define OMAP44XX_GIC_DIST_BASE 0x48241000
+#define OMAP44XX_GIC_CPU_BASE 0x48240100
+#define OMAP44XX_VA_GIC_CPU_BASE IO_ADDRESS(OMAP44XX_GIC_CPU_BASE)
+#define OMAP44XX_SCU_BASE 0x48240000
+#define OMAP44XX_VA_SCU_BASE IO_ADDRESS(OMAP44XX_SCU_BASE)
+#define OMAP44XX_LOCAL_TWD_BASE 0x48240600
+#define OMAP44XX_VA_LOCAL_TWD_BASE IO_ADDRESS(OMAP44XX_LOCAL_TWD_BASE)
+#define OMAP44XX_LOCAL_TWD_SIZE 0x00000100
+#define OMAP44XX_WKUPGEN_BASE 0x48281000
+#define OMAP44XX_VA_WKUPGEN_BASE IO_ADDRESS(OMAP44XX_WKUPGEN_BASE)
+
+#endif /* __ASM_ARCH_OMAP44XX_H */
+
diff --git a/arch/arm/plat-omap/include/mach/serial.h b/arch/arm/plat-omap/include/mach/serial.h
index 8a676a04be48..e37894e423bd 100644
--- a/arch/arm/plat-omap/include/mach/serial.h
+++ b/arch/arm/plat-omap/include/mach/serial.h
@@ -1,5 +1,8 @@
/*
- * arch/arm/plat-omap/include/mach/serial.h
+ * arch/arm/plat-omap/include/mach/serial.h
+ *
+ * Copyright (C) 2009 Texas Instruments
+ * Addded OMAP4 support- Santosh Shilimkar <santosh.shilimkar@ti.com>
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -15,19 +18,28 @@
#define OMAP_UART1_BASE 0xfffb0000
#define OMAP_UART2_BASE 0xfffb0800
#define OMAP_UART3_BASE 0xfffb9800
+#define OMAP_MAX_NR_PORTS 3
#elif defined(CONFIG_ARCH_OMAP2)
/* OMAP2 serial ports */
#define OMAP_UART1_BASE 0x4806a000
#define OMAP_UART2_BASE 0x4806c000
#define OMAP_UART3_BASE 0x4806e000
+#define OMAP_MAX_NR_PORTS 3
#elif defined(CONFIG_ARCH_OMAP3)
/* OMAP3 serial ports */
#define OMAP_UART1_BASE 0x4806a000
#define OMAP_UART2_BASE 0x4806c000
#define OMAP_UART3_BASE 0x49020000
+#define OMAP_MAX_NR_PORTS 3
+#elif defined(CONFIG_ARCH_OMAP4)
+/* OMAP4 serial ports */
+#define OMAP_UART1_BASE 0x4806a000
+#define OMAP_UART2_BASE 0x4806c000
+#define OMAP_UART3_BASE 0x48020000
+#define OMAP_UART4_BASE 0x4806e000
+#define OMAP_MAX_NR_PORTS 4
#endif
-#define OMAP_MAX_NR_PORTS 3
#define OMAP1510_BASE_BAUD (12000000/16)
#define OMAP16XX_BASE_BAUD (48000000/16)
#define OMAP24XX_BASE_BAUD (48000000/16)