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authorKukjin Kim <kgene.kim@samsung.com>2011-09-28 16:06:52 +0400
committerKukjin Kim <kgene.kim@samsung.com>2011-10-04 14:48:45 +0400
commite90a0f3c460406d6a5a698016bc525c3e6968cb6 (patch)
tree6302e635a3770342999f8b8b194470894d468c2b /arch/arm/plat-samsung
parentdc98e4145d82e471cc02d4e0b950a1945bcb084f (diff)
downloadlinux-e90a0f3c460406d6a5a698016bc525c3e6968cb6.tar.xz
ARM: SAMSUNG: Move S5P header files to plat-samsung
This patch moves header files from plat-s5p to plat-samsung to remove plat-s5p directory to make one plat-samsung directory for Samsung SoCs. Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
Diffstat (limited to 'arch/arm/plat-samsung')
-rw-r--r--arch/arm/plat-samsung/include/plat/camport.h28
-rw-r--r--arch/arm/plat-samsung/include/plat/ehci.h21
-rw-r--r--arch/arm/plat-samsung/include/plat/irqs.h115
-rw-r--r--arch/arm/plat-samsung/include/plat/mfc.h27
-rw-r--r--arch/arm/plat-samsung/include/plat/mipi_csis.h43
-rw-r--r--arch/arm/plat-samsung/include/plat/regs-srom.h54
-rw-r--r--arch/arm/plat-samsung/include/plat/reset.h16
-rw-r--r--arch/arm/plat-samsung/include/plat/s5p-clock.h55
-rw-r--r--arch/arm/plat-samsung/include/plat/s5p-time.h40
-rw-r--r--arch/arm/plat-samsung/include/plat/sysmmu.h95
-rw-r--r--arch/arm/plat-samsung/include/plat/system-reset.h31
-rw-r--r--arch/arm/plat-samsung/include/plat/usb-phy.h22
12 files changed, 547 insertions, 0 deletions
diff --git a/arch/arm/plat-samsung/include/plat/camport.h b/arch/arm/plat-samsung/include/plat/camport.h
new file mode 100644
index 000000000000..a5708bf84b3a
--- /dev/null
+++ b/arch/arm/plat-samsung/include/plat/camport.h
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2011 Samsung Electronics Co., Ltd.
+ *
+ * S5P series camera interface helper functions
+ *
+ * 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 __PLAT_SAMSUNG_CAMPORT_H_
+#define __PLAT_SAMSUNG_CAMPORT_H_ __FILE__
+
+enum s5p_camport_id {
+ S5P_CAMPORT_A,
+ S5P_CAMPORT_B,
+};
+
+/*
+ * The helper functions to configure GPIO for the camera parallel bus.
+ * The camera port can be multiplexed with any FIMC entity, even multiple
+ * FIMC entities are allowed to be attached to a single port simultaneously.
+ * These functions are to be used in the board setup code.
+ */
+int s5pv210_fimc_setup_gpio(enum s5p_camport_id id);
+int exynos4_fimc_setup_gpio(enum s5p_camport_id id);
+
+#endif /* __PLAT_SAMSUNG_CAMPORT_H */
diff --git a/arch/arm/plat-samsung/include/plat/ehci.h b/arch/arm/plat-samsung/include/plat/ehci.h
new file mode 100644
index 000000000000..5f28cae18582
--- /dev/null
+++ b/arch/arm/plat-samsung/include/plat/ehci.h
@@ -0,0 +1,21 @@
+/*
+ * Copyright (C) 2011 Samsung Electronics Co.Ltd
+ * Author: Joonyoung Shim <jy0922.shim@samsung.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
+ * option) any later version.
+ */
+
+#ifndef __PLAT_SAMSUNG_EHCI_H
+#define __PLAT_SAMSUNG_EHCI_H __FILE__
+
+struct s5p_ehci_platdata {
+ int (*phy_init)(struct platform_device *pdev, int type);
+ int (*phy_exit)(struct platform_device *pdev, int type);
+};
+
+extern void s5p_ehci_set_platdata(struct s5p_ehci_platdata *pd);
+
+#endif /* __PLAT_SAMSUNG_EHCI_H */
diff --git a/arch/arm/plat-samsung/include/plat/irqs.h b/arch/arm/plat-samsung/include/plat/irqs.h
new file mode 100644
index 000000000000..94ecf8c5c857
--- /dev/null
+++ b/arch/arm/plat-samsung/include/plat/irqs.h
@@ -0,0 +1,115 @@
+/* linux/arch/arm/plat-samsung/include/plat/irqs.h
+ *
+ * Copyright (c) 2009 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com/
+ *
+ * S5P Common IRQ support
+ *
+ * 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 __PLAT_SAMSUNG_IRQS_H
+#define __PLAT_SAMSUNG_IRQS_H __FILE__
+
+/* we keep the first set of CPU IRQs out of the range of
+ * the ISA space, so that the PC104 has them to itself
+ * and we don't end up having to do horrible things to the
+ * standard ISA drivers....
+ *
+ * note, since we're using the VICs, our start must be a
+ * mulitple of 32 to allow the common code to work
+ */
+
+#define S5P_IRQ_OFFSET (32)
+
+#define S5P_IRQ(x) ((x) + S5P_IRQ_OFFSET)
+
+#define S5P_VIC0_BASE S5P_IRQ(0)
+#define S5P_VIC1_BASE S5P_IRQ(32)
+#define S5P_VIC2_BASE S5P_IRQ(64)
+#define S5P_VIC3_BASE S5P_IRQ(96)
+
+#define VIC_BASE(x) (S5P_VIC0_BASE + ((x)*32))
+
+#define IRQ_VIC0_BASE S5P_VIC0_BASE
+#define IRQ_VIC1_BASE S5P_VIC1_BASE
+#define IRQ_VIC2_BASE S5P_VIC2_BASE
+
+/* UART interrupts, each UART has 4 intterupts per channel so
+ * use the space between the ISA and S3C main interrupts. Note, these
+ * are not in the same order as the S3C24XX series! */
+
+#define IRQ_S5P_UART_BASE0 (16)
+#define IRQ_S5P_UART_BASE1 (20)
+#define IRQ_S5P_UART_BASE2 (24)
+#define IRQ_S5P_UART_BASE3 (28)
+
+#define UART_IRQ_RXD (0)
+#define UART_IRQ_ERR (1)
+#define UART_IRQ_TXD (2)
+
+#define IRQ_S5P_UART_RX0 (IRQ_S5P_UART_BASE0 + UART_IRQ_RXD)
+#define IRQ_S5P_UART_TX0 (IRQ_S5P_UART_BASE0 + UART_IRQ_TXD)
+#define IRQ_S5P_UART_ERR0 (IRQ_S5P_UART_BASE0 + UART_IRQ_ERR)
+
+#define IRQ_S5P_UART_RX1 (IRQ_S5P_UART_BASE1 + UART_IRQ_RXD)
+#define IRQ_S5P_UART_TX1 (IRQ_S5P_UART_BASE1 + UART_IRQ_TXD)
+#define IRQ_S5P_UART_ERR1 (IRQ_S5P_UART_BASE1 + UART_IRQ_ERR)
+
+#define IRQ_S5P_UART_RX2 (IRQ_S5P_UART_BASE2 + UART_IRQ_RXD)
+#define IRQ_S5P_UART_TX2 (IRQ_S5P_UART_BASE2 + UART_IRQ_TXD)
+#define IRQ_S5P_UART_ERR2 (IRQ_S5P_UART_BASE2 + UART_IRQ_ERR)
+
+#define IRQ_S5P_UART_RX3 (IRQ_S5P_UART_BASE3 + UART_IRQ_RXD)
+#define IRQ_S5P_UART_TX3 (IRQ_S5P_UART_BASE3 + UART_IRQ_TXD)
+#define IRQ_S5P_UART_ERR3 (IRQ_S5P_UART_BASE3 + UART_IRQ_ERR)
+
+/* S3C compatibilty defines */
+#define IRQ_S3CUART_RX0 IRQ_S5P_UART_RX0
+#define IRQ_S3CUART_RX1 IRQ_S5P_UART_RX1
+#define IRQ_S3CUART_RX2 IRQ_S5P_UART_RX2
+#define IRQ_S3CUART_RX3 IRQ_S5P_UART_RX3
+
+/* VIC based IRQs */
+
+#define S5P_IRQ_VIC0(x) (S5P_VIC0_BASE + (x))
+#define S5P_IRQ_VIC1(x) (S5P_VIC1_BASE + (x))
+#define S5P_IRQ_VIC2(x) (S5P_VIC2_BASE + (x))
+#define S5P_IRQ_VIC3(x) (S5P_VIC3_BASE + (x))
+
+#define S5P_TIMER_IRQ(x) (11 + (x))
+
+#define IRQ_TIMER0 S5P_TIMER_IRQ(0)
+#define IRQ_TIMER1 S5P_TIMER_IRQ(1)
+#define IRQ_TIMER2 S5P_TIMER_IRQ(2)
+#define IRQ_TIMER3 S5P_TIMER_IRQ(3)
+#define IRQ_TIMER4 S5P_TIMER_IRQ(4)
+
+#define IRQ_EINT(x) ((x) < 16 ? ((x) + S5P_EINT_BASE1) \
+ : ((x) - 16 + S5P_EINT_BASE2))
+
+#define EINT_OFFSET(irq) ((irq) < S5P_EINT_BASE2 ? \
+ ((irq) - S5P_EINT_BASE1) : \
+ ((irq) + 16 - S5P_EINT_BASE2))
+
+#define IRQ_EINT_BIT(x) EINT_OFFSET(x)
+
+/* Typically only a few gpio chips require gpio interrupt support.
+ To avoid memory waste irq descriptors are allocated only for
+ S5P_GPIOINT_GROUP_COUNT chips, each with total number of
+ S5P_GPIOINT_GROUP_SIZE pins/irqs. Each GPIOINT group can be assiged
+ to any gpio chip with the s5p_register_gpio_interrupt() function */
+#define S5P_GPIOINT_GROUP_COUNT 4
+#define S5P_GPIOINT_GROUP_SIZE 8
+#define S5P_GPIOINT_COUNT (S5P_GPIOINT_GROUP_COUNT * S5P_GPIOINT_GROUP_SIZE)
+
+/* IRQ types common for all s5p platforms */
+#define S5P_IRQ_TYPE_LEVEL_LOW (0x00)
+#define S5P_IRQ_TYPE_LEVEL_HIGH (0x01)
+#define S5P_IRQ_TYPE_EDGE_FALLING (0x02)
+#define S5P_IRQ_TYPE_EDGE_RISING (0x03)
+#define S5P_IRQ_TYPE_EDGE_BOTH (0x04)
+
+#endif /* __PLAT_SAMSUNG_IRQS_H */
diff --git a/arch/arm/plat-samsung/include/plat/mfc.h b/arch/arm/plat-samsung/include/plat/mfc.h
new file mode 100644
index 000000000000..ac13227272f0
--- /dev/null
+++ b/arch/arm/plat-samsung/include/plat/mfc.h
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2011 Samsung Electronics Co.Ltd
+ *
+ * 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.
+ */
+
+#ifndef __PLAT_SAMSUNG_MFC_H
+#define __PLAT_SAMSUNG_MFC_H __FILE__
+
+/**
+ * s5p_mfc_reserve_mem - function to early reserve memory for MFC driver
+ * @rbase: base address for MFC 'right' memory interface
+ * @rsize: size of the memory reserved for MFC 'right' interface
+ * @lbase: base address for MFC 'left' memory interface
+ * @lsize: size of the memory reserved for MFC 'left' interface
+ *
+ * This function reserves system memory for both MFC device memory
+ * interfaces and registers it to respective struct device entries as
+ * coherent memory.
+ */
+void __init s5p_mfc_reserve_mem(phys_addr_t rbase, unsigned int rsize,
+ phys_addr_t lbase, unsigned int lsize);
+
+#endif /* __PLAT_SAMSUNG_MFC_H */
diff --git a/arch/arm/plat-samsung/include/plat/mipi_csis.h b/arch/arm/plat-samsung/include/plat/mipi_csis.h
new file mode 100644
index 000000000000..c45b1e8d4c2e
--- /dev/null
+++ b/arch/arm/plat-samsung/include/plat/mipi_csis.h
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2010-2011 Samsung Electronics Co., Ltd.
+ *
+ * S5P series MIPI CSI slave device support
+ *
+ * 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 __PLAT_SAMSUNG_MIPI_CSIS_H_
+#define __PLAT_SAMSUNG_MIPI_CSIS_H_ __FILE__
+
+struct platform_device;
+
+/**
+ * struct s5p_platform_mipi_csis - platform data for S5P MIPI-CSIS driver
+ * @clk_rate: bus clock frequency
+ * @lanes: number of data lanes used
+ * @alignment: data alignment in bits
+ * @hs_settle: HS-RX settle time
+ * @fixed_phy_vdd: false to enable external D-PHY regulator management in the
+ * driver or true in case this regulator has no enable function
+ * @phy_enable: pointer to a callback controlling D-PHY enable/reset
+ */
+struct s5p_platform_mipi_csis {
+ unsigned long clk_rate;
+ u8 lanes;
+ u8 alignment;
+ u8 hs_settle;
+ bool fixed_phy_vdd;
+ int (*phy_enable)(struct platform_device *pdev, bool on);
+};
+
+/**
+ * s5p_csis_phy_enable - global MIPI-CSI receiver D-PHY control
+ * @pdev: MIPI-CSIS platform device
+ * @on: true to enable D-PHY and deassert its reset
+ * false to disable D-PHY
+ */
+int s5p_csis_phy_enable(struct platform_device *pdev, bool on);
+
+#endif /* __PLAT_SAMSUNG_MIPI_CSIS_H_ */
diff --git a/arch/arm/plat-samsung/include/plat/regs-srom.h b/arch/arm/plat-samsung/include/plat/regs-srom.h
new file mode 100644
index 000000000000..9b6729c81cda
--- /dev/null
+++ b/arch/arm/plat-samsung/include/plat/regs-srom.h
@@ -0,0 +1,54 @@
+/* linux/arch/arm/plat-samsung/include/plat/regs-srom.h
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com
+ *
+ * S5P SROMC register definitions
+ *
+ * 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 __PLAT_SAMSUNG_REGS_SROM_H
+#define __PLAT_SAMSUNG_REGS_SROM_H __FILE__
+
+#include <mach/map.h>
+
+#define S5P_SROMREG(x) (S5P_VA_SROMC + (x))
+
+#define S5P_SROM_BW S5P_SROMREG(0x0)
+#define S5P_SROM_BC0 S5P_SROMREG(0x4)
+#define S5P_SROM_BC1 S5P_SROMREG(0x8)
+#define S5P_SROM_BC2 S5P_SROMREG(0xc)
+#define S5P_SROM_BC3 S5P_SROMREG(0x10)
+#define S5P_SROM_BC4 S5P_SROMREG(0x14)
+#define S5P_SROM_BC5 S5P_SROMREG(0x18)
+
+/* one register BW holds 4 x 4-bit packed settings for NCS0 - NCS3 */
+
+#define S5P_SROM_BW__DATAWIDTH__SHIFT 0
+#define S5P_SROM_BW__ADDRMODE__SHIFT 1
+#define S5P_SROM_BW__WAITENABLE__SHIFT 2
+#define S5P_SROM_BW__BYTEENABLE__SHIFT 3
+
+#define S5P_SROM_BW__CS_MASK 0xf
+
+#define S5P_SROM_BW__NCS0__SHIFT 0
+#define S5P_SROM_BW__NCS1__SHIFT 4
+#define S5P_SROM_BW__NCS2__SHIFT 8
+#define S5P_SROM_BW__NCS3__SHIFT 12
+#define S5P_SROM_BW__NCS4__SHIFT 16
+#define S5P_SROM_BW__NCS5__SHIFT 20
+
+/* applies to same to BCS0 - BCS3 */
+
+#define S5P_SROM_BCX__PMC__SHIFT 0
+#define S5P_SROM_BCX__TACP__SHIFT 4
+#define S5P_SROM_BCX__TCAH__SHIFT 8
+#define S5P_SROM_BCX__TCOH__SHIFT 12
+#define S5P_SROM_BCX__TACC__SHIFT 16
+#define S5P_SROM_BCX__TCOS__SHIFT 24
+#define S5P_SROM_BCX__TACS__SHIFT 28
+
+#endif /* __PLAT_SAMSUNG_REGS_SROM_H */
diff --git a/arch/arm/plat-samsung/include/plat/reset.h b/arch/arm/plat-samsung/include/plat/reset.h
new file mode 100644
index 000000000000..32ca5179c6e1
--- /dev/null
+++ b/arch/arm/plat-samsung/include/plat/reset.h
@@ -0,0 +1,16 @@
+/* linux/arch/arm/plat-samsung/include/plat/reset.h
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * http://www.samsung.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 __PLAT_SAMSUNG_RESET_H
+#define __PLAT_SAMSUNG_RESET_H __FILE__
+
+extern void (*s5p_reset_hook)(void);
+
+#endif /* __PLAT_SAMSUNG_RESET_H */
diff --git a/arch/arm/plat-samsung/include/plat/s5p-clock.h b/arch/arm/plat-samsung/include/plat/s5p-clock.h
new file mode 100644
index 000000000000..984bf9e7bc89
--- /dev/null
+++ b/arch/arm/plat-samsung/include/plat/s5p-clock.h
@@ -0,0 +1,55 @@
+/* linux/arch/arm/plat-samsung/include/plat/s5p-clock.h
+ *
+ * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com
+ *
+ * Header file for s5p clock support
+ *
+ * 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_PLAT_S5P_CLOCK_H
+#define __ASM_PLAT_S5P_CLOCK_H __FILE__
+
+#include <linux/clk.h>
+
+#define GET_DIV(clk, field) ((((clk) & field##_MASK) >> field##_SHIFT) + 1)
+
+#define clk_fin_apll clk_ext_xtal_mux
+#define clk_fin_mpll clk_ext_xtal_mux
+#define clk_fin_epll clk_ext_xtal_mux
+#define clk_fin_dpll clk_ext_xtal_mux
+#define clk_fin_vpll clk_ext_xtal_mux
+#define clk_fin_hpll clk_ext_xtal_mux
+
+extern struct clk clk_ext_xtal_mux;
+extern struct clk clk_xusbxti;
+extern struct clk clk_48m;
+extern struct clk s5p_clk_27m;
+extern struct clk clk_fout_apll;
+extern struct clk clk_fout_mpll;
+extern struct clk clk_fout_epll;
+extern struct clk clk_fout_dpll;
+extern struct clk clk_fout_vpll;
+extern struct clk clk_arm;
+extern struct clk clk_vpll;
+
+extern struct clksrc_sources clk_src_apll;
+extern struct clksrc_sources clk_src_mpll;
+extern struct clksrc_sources clk_src_epll;
+extern struct clksrc_sources clk_src_dpll;
+
+extern int s5p_gatectrl(void __iomem *reg, struct clk *clk, int enable);
+
+/* Common EPLL operations for S5P platform */
+extern int s5p_epll_enable(struct clk *clk, int enable);
+extern unsigned long s5p_epll_get_rate(struct clk *clk);
+
+/* SPDIF clk operations common for S5PC100/V210/C110 and Exynos4 */
+extern int s5p_spdif_set_rate(struct clk *clk, unsigned long rate);
+extern unsigned long s5p_spdif_get_rate(struct clk *clk);
+
+extern struct clk_ops s5p_sclk_spdif_ops;
+#endif /* __ASM_PLAT_S5P_CLOCK_H */
diff --git a/arch/arm/plat-samsung/include/plat/s5p-time.h b/arch/arm/plat-samsung/include/plat/s5p-time.h
new file mode 100644
index 000000000000..3a70aebc9205
--- /dev/null
+++ b/arch/arm/plat-samsung/include/plat/s5p-time.h
@@ -0,0 +1,40 @@
+/* linux/arch/arm/plat-samsung/include/plat/s5p-time.h
+ *
+ * Copyright 2011 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com/
+ *
+ * Header file for s5p time support
+ *
+ * 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_PLAT_S5P_TIME_H
+#define __ASM_PLAT_S5P_TIME_H __FILE__
+
+/* S5P HR-Timer Clock mode */
+enum s5p_timer_mode {
+ S5P_PWM0,
+ S5P_PWM1,
+ S5P_PWM2,
+ S5P_PWM3,
+ S5P_PWM4,
+};
+
+struct s5p_timer_source {
+ unsigned int event_id;
+ unsigned int source_id;
+};
+
+/* Be able to sleep for atleast 4 seconds (usually more) */
+#define S5PTIMER_MIN_RANGE 4
+
+#define TCNT_MAX 0xffffffff
+#define NON_PERIODIC 0
+#define PERIODIC 1
+
+extern void __init s5p_set_timer_source(enum s5p_timer_mode event,
+ enum s5p_timer_mode source);
+extern struct sys_timer s5p_timer;
+#endif /* __ASM_PLAT_S5P_TIME_H */
diff --git a/arch/arm/plat-samsung/include/plat/sysmmu.h b/arch/arm/plat-samsung/include/plat/sysmmu.h
new file mode 100644
index 000000000000..5fe8ee01a5ba
--- /dev/null
+++ b/arch/arm/plat-samsung/include/plat/sysmmu.h
@@ -0,0 +1,95 @@
+/* linux/arch/arm/plat-samsung/include/plat/sysmmu.h
+ *
+ * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com
+ *
+ * Samsung System MMU driver for S5P platform
+ *
+ * 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 __PLAT_SAMSUNG_SYSMMU_H
+#define __PLAT_SAMSUNG_SYSMMU_H __FILE__
+
+enum S5P_SYSMMU_INTERRUPT_TYPE {
+ SYSMMU_PAGEFAULT,
+ SYSMMU_AR_MULTIHIT,
+ SYSMMU_AW_MULTIHIT,
+ SYSMMU_BUSERROR,
+ SYSMMU_AR_SECURITY,
+ SYSMMU_AR_ACCESS,
+ SYSMMU_AW_SECURITY,
+ SYSMMU_AW_PROTECTION, /* 7 */
+ SYSMMU_FAULTS_NUM
+};
+
+#ifdef CONFIG_S5P_SYSTEM_MMU
+
+#include <mach/sysmmu.h>
+
+/**
+ * s5p_sysmmu_enable() - enable system mmu of ip
+ * @ips: The ip connected system mmu.
+ * #pgd: Base physical address of the 1st level page table
+ *
+ * This function enable system mmu to transfer address
+ * from virtual address to physical address
+ */
+void s5p_sysmmu_enable(sysmmu_ips ips, unsigned long pgd);
+
+/**
+ * s5p_sysmmu_disable() - disable sysmmu mmu of ip
+ * @ips: The ip connected system mmu.
+ *
+ * This function disable system mmu to transfer address
+ * from virtual address to physical address
+ */
+void s5p_sysmmu_disable(sysmmu_ips ips);
+
+/**
+ * s5p_sysmmu_set_tablebase_pgd() - set page table base address to refer page table
+ * @ips: The ip connected system mmu.
+ * @pgd: The page table base address.
+ *
+ * This function set page table base address
+ * When system mmu transfer address from virtaul address to physical address,
+ * system mmu refer address information from page table
+ */
+void s5p_sysmmu_set_tablebase_pgd(sysmmu_ips ips, unsigned long pgd);
+
+/**
+ * s5p_sysmmu_tlb_invalidate() - flush all TLB entry in system mmu
+ * @ips: The ip connected system mmu.
+ *
+ * This function flush all TLB entry in system mmu
+ */
+void s5p_sysmmu_tlb_invalidate(sysmmu_ips ips);
+
+/** s5p_sysmmu_set_fault_handler() - Fault handler for System MMUs
+ * @itype: type of fault.
+ * @pgtable_base: the physical address of page table base. This is 0 if @ips is
+ * SYSMMU_BUSERROR.
+ * @fault_addr: the device (virtual) address that the System MMU tried to
+ * translated. This is 0 if @ips is SYSMMU_BUSERROR.
+ * Called when interrupt occurred by the System MMUs
+ * The device drivers of peripheral devices that has a System MMU can implement
+ * a fault handler to resolve address translation fault by System MMU.
+ * The meanings of return value and parameters are described below.
+
+ * return value: non-zero if the fault is correctly resolved.
+ * zero if the fault is not handled.
+ */
+void s5p_sysmmu_set_fault_handler(sysmmu_ips ips,
+ int (*handler)(enum S5P_SYSMMU_INTERRUPT_TYPE itype,
+ unsigned long pgtable_base,
+ unsigned long fault_addr));
+#else
+#define s5p_sysmmu_enable(ips, pgd) do { } while (0)
+#define s5p_sysmmu_disable(ips) do { } while (0)
+#define s5p_sysmmu_set_tablebase_pgd(ips, pgd) do { } while (0)
+#define s5p_sysmmu_tlb_invalidate(ips) do { } while (0)
+#define s5p_sysmmu_set_fault_handler(ips, handler) do { } while (0)
+#endif
+#endif /* __ASM_PLAT_SYSMMU_H */
diff --git a/arch/arm/plat-samsung/include/plat/system-reset.h b/arch/arm/plat-samsung/include/plat/system-reset.h
new file mode 100644
index 000000000000..a448e990964d
--- /dev/null
+++ b/arch/arm/plat-samsung/include/plat/system-reset.h
@@ -0,0 +1,31 @@
+/* linux/arch/arm/plat-samsung/include/plat/system-reset.h
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com
+ *
+ * Based on arch/arm/mach-s3c2410/include/mach/system-reset.h
+ *
+ * S5P - System define for arch_reset()
+ *
+ * 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.
+*/
+
+#include <plat/watchdog-reset.h>
+
+void (*s5p_reset_hook)(void);
+
+static void arch_reset(char mode, const char *cmd)
+{
+ /* SWRESET support in s5p_reset_hook() */
+
+ if (s5p_reset_hook)
+ s5p_reset_hook();
+
+ /* Perform reset using Watchdog reset
+ * if there is no s5p_reset_hook()
+ */
+
+ arch_wdt_reset();
+}
diff --git a/arch/arm/plat-samsung/include/plat/usb-phy.h b/arch/arm/plat-samsung/include/plat/usb-phy.h
new file mode 100644
index 000000000000..959bcdb03a25
--- /dev/null
+++ b/arch/arm/plat-samsung/include/plat/usb-phy.h
@@ -0,0 +1,22 @@
+/*
+ * Copyright (C) 2011 Samsung Electronics Co.Ltd
+ * Author: Joonyoung Shim <jy0922.shim@samsung.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
+ * option) any later version.
+ */
+
+#ifndef __PLAT_SAMSUNG_USB_PHY_H
+#define __PLAT_SAMSUNG_USB_PHY_H __FILE__
+
+enum s5p_usb_phy_type {
+ S5P_USB_PHY_DEVICE,
+ S5P_USB_PHY_HOST,
+};
+
+extern int s5p_usb_phy_init(struct platform_device *pdev, int type);
+extern int s5p_usb_phy_exit(struct platform_device *pdev, int type);
+
+#endif /* __PLAT_SAMSUNG_USB_PHY_H */