15 files changed, 112 insertions, 187 deletions

diff --git a/arch/arm/mach-ux500/include/mach/db5500-regs.h b/arch/arm/mach-ux500/include/mach/db5500-regs.h
index 3eafc0e24ba5..bd88c1e74060 100644
--- a/arch/arm/mach-ux500/include/mach/db5500-regs.h
+++ b/arch/arm/mach-ux500/include/mach/db5500-regs.h
@@ -114,4 +114,8 @@
 #define U5500_MBOX2_LOCAL_START (U5500_MBOX_BASE + 0x20)
 #define U5500_MBOX2_LOCAL_END   (U5500_MBOX_BASE + 0x3F)
 
+#define U5500_ESRAM_BASE                0x40000000
+#define U5500_ESRAM_DMA_LCPA_OFFSET     0x10000
+#define U5500_DMA_LCPA_BASE    (U5500_ESRAM_BASE + U5500_ESRAM_DMA_LCPA_OFFSET)
+
 #endif
diff --git a/arch/arm/mach-ux500/include/mach/db8500-regs.h b/arch/arm/mach-ux500/include/mach/db8500-regs.h
index f07d0986409d..0fefb34c11e4 100644
--- a/arch/arm/mach-ux500/include/mach/db8500-regs.h
+++ b/arch/arm/mach-ux500/include/mach/db8500-regs.h
@@ -92,7 +92,8 @@
 #define U8500_SCR_BASE          (U8500_PER4_BASE + 0x05000)
 #define U8500_DMC_BASE          (U8500_PER4_BASE + 0x06000)
 #define U8500_PRCMU_BASE        (U8500_PER4_BASE + 0x07000)
-#define U8500_PRCMU_TCDM_BASE   (U8500_PER4_BASE + 0x0f000)
+#define U8500_PRCMU_TCDM_BASE_V1 (U8500_PER4_BASE + 0x0f000)
+#define U8500_PRCMU_TCDM_BASE   (U8500_PER4_BASE + 0x68000)
 
 /* per3 base addresses */
 #define U8500_FSMC_BASE         (U8500_PER3_BASE + 0x0000)
diff --git a/arch/arm/mach-ux500/include/mach/devices.h b/arch/arm/mach-ux500/include/mach/devices.h
index b91a4d1211a2..020b6369a30a 100644
--- a/arch/arm/mach-ux500/include/mach/devices.h
+++ b/arch/arm/mach-ux500/include/mach/devices.h
@@ -14,27 +14,10 @@ extern struct platform_device u5500_gpio_devs[];
 extern struct platform_device u8500_gpio_devs[];
 
 extern struct amba_device ux500_pl031_device;
-extern struct amba_device u8500_ssp0_device;
-extern struct amba_device ux500_uart0_device;
-extern struct amba_device ux500_uart1_device;
-extern struct amba_device ux500_uart2_device;
 
-extern struct platform_device ux500_i2c1_device;
-extern struct platform_device ux500_i2c2_device;
-extern struct platform_device ux500_i2c3_device;
-
-extern struct platform_device u8500_i2c0_device;
-extern struct platform_device u8500_i2c4_device;
 extern struct platform_device u8500_dma40_device;
 extern struct platform_device ux500_ske_keypad_device;
 
-extern struct amba_device u8500_sdi0_device;
-extern struct amba_device u8500_sdi1_device;
-extern struct amba_device u8500_sdi2_device;
-extern struct amba_device u8500_sdi3_device;
-extern struct amba_device u8500_sdi4_device;
-extern struct amba_device u8500_sdi5_device;
-
 void dma40_u8500ed_fixup(void);
 
 #endif
diff --git a/arch/arm/mach-ux500/include/mach/entry-macro.S b/arch/arm/mach-ux500/include/mach/entry-macro.S
index 60ea88db8283..a37f585a3ecb 100644
--- a/arch/arm/mach-ux500/include/mach/entry-macro.S
+++ b/arch/arm/mach-ux500/include/mach/entry-macro.S
@@ -11,7 +11,8 @@
  * warranty of any kind, whether express or implied.
  */
 #include <mach/hardware.h>
-#include <asm/hardware/gic.h>
+#define HAVE_GET_IRQNR_PREAMBLE
+#include <asm/hardware/entry-macro-gic.S>
 
                 .macro  disable_fiq
                 .endm
@@ -22,68 +23,3 @@
 
                 .macro  arch_ret_to_user, tmp1, tmp2
                 .endm
-
-                /*
-                 * 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
-
-                /* bits 12-10 = src CPU, 9-0 = int # */
-                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
-
-                /* We assume that irqstat (the raw value of the IRQ
-                 * acknowledge register) is preserved from the macro above.
-                 * If there is an IPI, we immediately signal end of
-                 * interrupt on the controller, since this requires the
-                 * original irqstat value which we won't easily be able
-                 * to recreate later.
-                 */
-
-                .macro test_for_ipi, irqnr, irqstat, base, tmp
-                bic     \irqnr, \irqstat, #0x1c00
-                cmp     \irqnr, #16
-                strcc   \irqstat, [\base, #GIC_CPU_EOI]
-                cmpcs   \irqnr, \irqnr
-                .endm
-
-                /* As above, this assumes that irqstat and base
-                 * are preserved..
-                 */
-
-                .macro test_for_ltirq, irqnr, irqstat, base, tmp
-                bic     \irqnr, \irqstat, #0x1c00
-                mov     \tmp, #0
-                cmp     \irqnr, #29
-                moveq   \tmp, #1
-                streq   \irqstat, [\base, #GIC_CPU_EOI]
-                cmp     \tmp, #0
-                .endm
diff --git a/arch/arm/mach-ux500/include/mach/gpio.h b/arch/arm/mach-ux500/include/mach/gpio.h
index d548a622e7d2..3c4cd31ad9f7 100644
--- a/arch/arm/mach-ux500/include/mach/gpio.h
+++ b/arch/arm/mach-ux500/include/mach/gpio.h
@@ -9,42 +9,4 @@
 
 #include <plat/gpio.h>
 
-#define __GPIO_RESOURCE(soc, block)                                     \
-        {                                                               \
-                .start  = soc##_GPIOBANK##block##_BASE,                 \
-                .end    = soc##_GPIOBANK##block##_BASE + 127,           \
-                .flags  = IORESOURCE_MEM,                               \
-        },                                                              \
-        {                                                               \
-                .start  = IRQ_GPIO##block,                              \
-                .end    = IRQ_GPIO##block,                              \
-                .flags  = IORESOURCE_IRQ,                               \
-        }
-
-#define __GPIO_DEVICE(soc, block)                                       \
-        {                                                               \
-                .name           = "gpio",                               \
-                .id             = block,                                \
-                .num_resources  = 2,                                    \
-                .resource       = &soc##_gpio_resources[block * 2],     \
-                .dev = {                                                \
-                        .platform_data = &soc##_gpio_data[block],       \
-                },                                                      \
-        }
-
-#define GPIO_DATA(_name, first)                                         \
-        {                                                               \
-                .name           = _name,                                \
-                .first_gpio     = first,                                \
-                .first_irq      = NOMADIK_GPIO_TO_IRQ(first),           \
-        }
-
-#ifdef CONFIG_UX500_SOC_DB8500
-#define GPIO_RESOURCE(block)    __GPIO_RESOURCE(U8500, block)
-#define GPIO_DEVICE(block)      __GPIO_DEVICE(u8500, block)
-#elif defined(CONFIG_UX500_SOC_DB5500)
-#define GPIO_RESOURCE(block)    __GPIO_RESOURCE(U5500, block)
-#define GPIO_DEVICE(block)      __GPIO_DEVICE(u5500, block)
-#endif
-
 #endif /* __ASM_ARCH_GPIO_H */
diff --git a/arch/arm/mach-ux500/include/mach/hardware.h b/arch/arm/mach-ux500/include/mach/hardware.h
index 32e883a8f2a2..6295cc581355 100644
--- a/arch/arm/mach-ux500/include/mach/hardware.h
+++ b/arch/arm/mach-ux500/include/mach/hardware.h
@@ -142,6 +142,8 @@ static inline bool cpu_is_u5500(void)
 #endif
 }
 
+#define ARRAY_AND_SIZE(x)       (x), ARRAY_SIZE(x)
+
 #endif
 
 #endif                          /* __MACH_HARDWARE_H */
diff --git a/arch/arm/mach-ux500/include/mach/irqs-board-mop500.h b/arch/arm/mach-ux500/include/mach/irqs-board-mop500.h
index cca4f705601e..7cdeb2af0ebb 100644
--- a/arch/arm/mach-ux500/include/mach/irqs-board-mop500.h
+++ b/arch/arm/mach-ux500/include/mach/irqs-board-mop500.h
@@ -8,12 +8,36 @@
 #ifndef __MACH_IRQS_BOARD_MOP500_H
 #define __MACH_IRQS_BOARD_MOP500_H
 
-#define AB8500_NR_IRQS                  104
+/* Number of AB8500 irqs is taken from header file */
+#include <linux/mfd/ab8500.h>
 
 #define MOP500_AB8500_IRQ_BASE          IRQ_BOARD_START
 #define MOP500_AB8500_IRQ_END           (MOP500_AB8500_IRQ_BASE \
                                          + AB8500_NR_IRQS)
-#define MOP500_IRQ_END                  MOP500_AB8500_IRQ_END
+
+/* TC35892 */
+#define TC35892_NR_INTERNAL_IRQS        8
+#define TC35892_INT_GPIO(x)             (TC35892_NR_INTERNAL_IRQS + (x))
+#define TC35892_NR_GPIOS                24
+#define TC35892_NR_IRQS                 TC35892_INT_GPIO(TC35892_NR_GPIOS)
+
+#define MOP500_EGPIO_NR_IRQS            TC35892_NR_IRQS
+
+#define MOP500_EGPIO_IRQ_BASE           MOP500_AB8500_IRQ_END
+#define MOP500_EGPIO_IRQ_END            (MOP500_EGPIO_IRQ_BASE \
+                                         + MOP500_EGPIO_NR_IRQS)
+/* STMPE1601 irqs */
+#define STMPE_NR_INTERNAL_IRQS          9
+#define STMPE_INT_GPIO(x)               (STMPE_NR_INTERNAL_IRQS + (x))
+#define STMPE_NR_GPIOS                  24
+#define STMPE_NR_IRQS                   STMPE_INT_GPIO(STMPE_NR_GPIOS)
+
+#define MOP500_STMPE1601_IRQBASE        MOP500_EGPIO_IRQ_END
+#define MOP500_STMPE1601_IRQ(x)         (MOP500_STMPE1601_IRQBASE + (x))
+
+#define MOP500_NR_IRQS          MOP500_STMPE1601_IRQ(STMPE_NR_INTERNAL_IRQS)
+
+#define MOP500_IRQ_END          MOP500_NR_IRQS
 
 #if MOP500_IRQ_END > IRQ_BOARD_END
 #undef IRQ_BOARD_END
diff --git a/arch/arm/mach-ux500/include/mach/irqs.h b/arch/arm/mach-ux500/include/mach/irqs.h
index 693aa57de88d..880ae45bc235 100644
--- a/arch/arm/mach-ux500/include/mach/irqs.h
+++ b/arch/arm/mach-ux500/include/mach/irqs.h
@@ -21,50 +21,6 @@
 
 /* Interrupt numbers generic for shared peripheral */
 #define IRQ_MTU0                (IRQ_SHPI_START + 4)
-#define IRQ_SPI2                (IRQ_SHPI_START + 6)
-#define IRQ_SPI0                (IRQ_SHPI_START + 8)
-#define IRQ_UART0               (IRQ_SHPI_START + 11)
-#define IRQ_I2C3                (IRQ_SHPI_START + 12)
-#define IRQ_SSP0                (IRQ_SHPI_START + 14)
-#define IRQ_MTU1                (IRQ_SHPI_START + 17)
-#define IRQ_RTC_RTT             (IRQ_SHPI_START + 18)
-#define IRQ_UART1               (IRQ_SHPI_START + 19)
-#define IRQ_I2C0                (IRQ_SHPI_START + 21)
-#define IRQ_I2C1                (IRQ_SHPI_START + 22)
-#define IRQ_USBOTG              (IRQ_SHPI_START + 23)
-#define IRQ_DMA                 (IRQ_SHPI_START + 25)
-#define IRQ_UART2               (IRQ_SHPI_START + 26)
-#define IRQ_HSIR_EXCEP          (IRQ_SHPI_START + 29)
-#define IRQ_MSP0                (IRQ_SHPI_START + 31)
-#define IRQ_HSIR_CH0_OVRRUN     (IRQ_SHPI_START + 32)
-#define IRQ_HSIR_CH1_OVRRUN     (IRQ_SHPI_START + 33)
-#define IRQ_HSIR_CH2_OVRRUN     (IRQ_SHPI_START + 34)
-#define IRQ_HSIR_CH3_OVRRUN     (IRQ_SHPI_START + 35)
-#define IRQ_AB8500              (IRQ_SHPI_START + 40)
-#define IRQ_PRCMU               (IRQ_SHPI_START + 47)
-#define IRQ_DISP                (IRQ_SHPI_START + 48)
-#define IRQ_SiPI3               (IRQ_SHPI_START + 49)
-#define IRQ_I2C4                (IRQ_SHPI_START + 51)
-#define IRQ_SSP1                (IRQ_SHPI_START + 52)
-#define IRQ_I2C2                (IRQ_SHPI_START + 55)
-#define IRQ_SDMMC0              (IRQ_SHPI_START + 60)
-#define IRQ_MSP1                (IRQ_SHPI_START + 62)
-#define IRQ_SPI1                (IRQ_SHPI_START + 96)
-#define IRQ_MSP2                (IRQ_SHPI_START + 98)
-#define IRQ_SDMMC4              (IRQ_SHPI_START + 99)
-#define IRQ_HSIRD0              (IRQ_SHPI_START + 104)
-#define IRQ_HSIRD1              (IRQ_SHPI_START + 105)
-#define IRQ_HSITD0              (IRQ_SHPI_START + 106)
-#define IRQ_HSITD1              (IRQ_SHPI_START + 107)
-#define IRQ_GPIO0               (IRQ_SHPI_START + 119)
-#define IRQ_GPIO1               (IRQ_SHPI_START + 120)
-#define IRQ_GPIO2               (IRQ_SHPI_START + 121)
-#define IRQ_GPIO3               (IRQ_SHPI_START + 122)
-#define IRQ_GPIO4               (IRQ_SHPI_START + 123)
-#define IRQ_GPIO5               (IRQ_SHPI_START + 124)
-#define IRQ_GPIO6               (IRQ_SHPI_START + 125)
-#define IRQ_GPIO7               (IRQ_SHPI_START + 126)
-#define IRQ_GPIO8               (IRQ_SHPI_START + 127)
 
 /* There are 128 shared peripheral interrupts assigned to
  * INTID[160:32]. The first 32 interrupts are reserved.
diff --git a/arch/arm/mach-ux500/include/mach/mbox.h b/arch/arm/mach-ux500/include/mach/mbox-db5500.h
index 7f9da4d2fbda..7f9da4d2fbda 100644
--- a/arch/arm/mach-ux500/include/mach/mbox.h
+++ b/arch/arm/mach-ux500/include/mach/mbox-db5500.h
diff --git a/arch/arm/mach-ux500/include/mach/prcmu-defs.h b/arch/arm/mach-ux500/include/mach/prcmu-defs.h
new file mode 100644
index 000000000000..848ba64b561f
--- /dev/null
+++ b/arch/arm/mach-ux500/include/mach/prcmu-defs.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) STMicroelectronics 2009
+ * Copyright (C) ST-Ericsson SA 2010
+ *
+ * Author: Sundar Iyer <sundar.iyer@stericsson.com>
+ * Author: Martin Persson <martin.persson@stericsson.com>
+ *
+ * License Terms: GNU General Public License v2
+ *
+ * PRCM Unit definitions
+ */
+
+#ifndef __MACH_PRCMU_DEFS_H
+#define __MACH_PRCMU_DEFS_H
+
+enum prcmu_cpu_opp {
+        CPU_OPP_INIT      = 0x00,
+        CPU_OPP_NO_CHANGE = 0x01,
+        CPU_OPP_100       = 0x02,
+        CPU_OPP_50        = 0x03,
+        CPU_OPP_MAX       = 0x04,
+        CPU_OPP_EXT_CLK   = 0x07
+};
+enum prcmu_ape_opp {
+        APE_OPP_NO_CHANGE = 0x00,
+        APE_OPP_100       = 0x02,
+        APE_OPP_50        = 0x03,
+};
+
+#endif /* __MACH_PRCMU_DEFS_H */
diff --git a/arch/arm/mach-ux500/include/mach/prcmu-regs.h b/arch/arm/mach-ux500/include/mach/prcmu-regs.h
index 8885f39a6421..455467e88791 100644
--- a/arch/arm/mach-ux500/include/mach/prcmu-regs.h
+++ b/arch/arm/mach-ux500/include/mach/prcmu-regs.h
@@ -1,10 +1,15 @@
 /*
- * Copyright (c) 2009 ST-Ericsson SA
+ * Copyright (C) STMicroelectronics 2009
+ * Copyright (C) ST-Ericsson SA 2010
  *
- * 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.
+ * Author: Kumar Sanghvi <kumar.sanghvi@stericsson.com>
+ * Author: Sundar Iyer <sundar.iyer@stericsson.com>
+ *
+ * License Terms: GNU General Public License v2
+ *
+ * PRCM Unit registers
  */
+
 #ifndef __MACH_PRCMU_REGS_H
 #define __MACH_PRCMU_REGS_H
 
@@ -88,4 +93,4 @@
 /* Miscellaneous unit registers */
 #define PRCM_DSI_SW_RESET          (_PRCMU_BASE + 0x324)
 
-#endif /* __MACH_PRCMU__REGS_H */
+#endif /* __MACH_PRCMU_REGS_H */
diff --git a/arch/arm/mach-ux500/include/mach/prcmu.h b/arch/arm/mach-ux500/include/mach/prcmu.h
index 549843ff6dbe..c49e456162ef 100644
--- a/arch/arm/mach-ux500/include/mach/prcmu.h
+++ b/arch/arm/mach-ux500/include/mach/prcmu.h
@@ -2,14 +2,27 @@
  * Copyright (C) STMicroelectronics 2009
  * Copyright (C) ST-Ericsson SA 2010
  *
+ * Author: Kumar Sanghvi <kumar.sanghvi@stericsson.com>
+ * Author: Sundar Iyer <sundar.iyer@stericsson.com>
+ * Author: Mattias Nilsson <mattias.i.nilsson@stericsson.com>
+ *
  * License Terms: GNU General Public License v2
  *
- * PRCMU f/w APIs
+ * PRCM Unit f/w API
  */
 #ifndef __MACH_PRCMU_H
 #define __MACH_PRCMU_H
+#include <mach/prcmu-defs.h>
 
+void __init prcmu_early_init(void);
 int prcmu_abb_read(u8 slave, u8 reg, u8 *value, u8 size);
 int prcmu_abb_write(u8 slave, u8 reg, u8 *value, u8 size);
+int prcmu_set_ape_opp(enum prcmu_ape_opp opp);
+int prcmu_set_cpu_opp(enum prcmu_cpu_opp opp);
+int prcmu_set_ape_cpu_opps(enum prcmu_ape_opp ape_opp,
+                           enum prcmu_cpu_opp cpu_opp);
+int prcmu_get_ape_opp(void);
+int prcmu_get_cpu_opp(void);
+bool prcmu_has_arm_maxopp(void);
 
 #endif /* __MACH_PRCMU_H */
diff --git a/arch/arm/mach-ux500/include/mach/setup.h b/arch/arm/mach-ux500/include/mach/setup.h
index 54bbe648bf58..469877e0de90 100644
--- a/arch/arm/mach-ux500/include/mach/setup.h
+++ b/arch/arm/mach-ux500/include/mach/setup.h
@@ -18,14 +18,19 @@ extern void __init ux500_map_io(void);
 extern void __init u5500_map_io(void);
 extern void __init u8500_map_io(void);
 
-extern void __init ux500_init_devices(void);
 extern void __init u5500_init_devices(void);
 extern void __init u8500_init_devices(void);
 
 extern void __init ux500_init_irq(void);
+
+extern void __init u5500_sdi_init(void);
+
+extern void __init db5500_dma_init(void);
+
 /* We re-use nomadik_timer for this platform */
 extern void nmdk_timer_init(void);
 
+struct amba_device;
 extern void __init amba_add_devices(struct amba_device *devs[], int num);
 
 struct sys_timer;
diff --git a/arch/arm/mach-ux500/include/mach/smp.h b/arch/arm/mach-ux500/include/mach/smp.h
index 197e8417375e..ca2b15b1b3b1 100644
--- a/arch/arm/mach-ux500/include/mach/smp.h
+++ b/arch/arm/mach-ux500/include/mach/smp.h
@@ -10,7 +10,6 @@
 #define ASMARM_ARCH_SMP_H
 
 #include <asm/hardware/gic.h>
-#include <asm/smp_mpidr.h>
 
 /* This is required to wakeup the secondary core */
 extern void u8500_secondary_startup(void);
@@ -18,8 +17,8 @@ extern void u8500_secondary_startup(void);
 /*
  * We use IRQ1 as the IPI
  */
-static inline void smp_cross_call(const struct cpumask *mask)
+static inline void smp_cross_call(const struct cpumask *mask, int ipi)
 {
-        gic_raise_softirq(mask, 1);
+        gic_raise_softirq(mask, ipi);
 }
 #endif
diff --git a/arch/arm/mach-ux500/include/mach/uncompress.h b/arch/arm/mach-ux500/include/mach/uncompress.h
index 0271ca0a83df..9a6614c6808e 100644
--- a/arch/arm/mach-ux500/include/mach/uncompress.h
+++ b/arch/arm/mach-ux500/include/mach/uncompress.h
@@ -19,38 +19,43 @@
 #define __ASM_ARCH_UNCOMPRESS_H
 
 #include <asm/setup.h>
+#include <asm/mach-types.h>
 #include <linux/io.h>
+#include <linux/amba/serial.h>
 #include <mach/hardware.h>
 
-#define U8500_UART_DR           0x80007000
-#define U8500_UART_LCRH         0x8000702c
-#define U8500_UART_CR           0x80007030
-#define U8500_UART_FR           0x80007018
+static u32 ux500_uart_base;
 
 static void putc(const char c)
 {
         /* Do nothing if the UART is not enabled. */
-        if (!(__raw_readb(U8500_UART_CR) & 0x1))
+        if (!(__raw_readb(ux500_uart_base + UART011_CR) & 0x1))
                 return;
 
         if (c == '\n')
                 putc('\r');
 
-        while (__raw_readb(U8500_UART_FR) & (1 << 5))
+        while (__raw_readb(ux500_uart_base + UART01x_FR) & (1 << 5))
                 barrier();
-        __raw_writeb(c, U8500_UART_DR);
+        __raw_writeb(c, ux500_uart_base + UART01x_DR);
 }
 
 static void flush(void)
 {
-        if (!(__raw_readb(U8500_UART_CR) & 0x1))
+        if (!(__raw_readb(ux500_uart_base + UART011_CR) & 0x1))
                 return;
-        while (__raw_readb(U8500_UART_FR) & (1 << 3))
+        while (__raw_readb(ux500_uart_base + UART01x_FR) & (1 << 3))
                 barrier();
 }
 
 static inline void arch_decomp_setup(void)
 {
+        if (machine_is_u8500())
+                ux500_uart_base = U8500_UART2_BASE;
+        else if (machine_is_u5500())
+                ux500_uart_base = U5500_UART0_BASE;
+        else /* not much can be done to help here */
+                ux500_uart_base = U8500_UART2_BASE;
 }
 
 #define arch_decomp_wdog() /* nothing to do here */