ARM: 6012/1: ST SPEAr: Added basic header files for SPEAr platform
Reviewed-by: Linus Walleij <linux.walleij@stericsson.com> Signed-off-by: Viresh Kumar <viresh.kumar@st.com> Signed-off-by: Shiraz Hashim <shiraz.hashim@st.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
viresh kumar
Russell King
parent
e024c3d50c
commit
bf976b51a3
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/*
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* arch/arm/plat-spear/include/plat/debug-macro.S
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*
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* Debugging macro include header for spear platform
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*
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* Copyright (C) 2009 ST Microelectronics
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* Viresh Kumar<viresh.kumar@st.com>
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*
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* This file is licensed under the terms of the GNU General Public
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* License version 2. This program is licensed "as is" without any
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* warranty of any kind, whether express or implied.
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*/
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#include <linux/amba/serial.h>
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#include <mach/spear.h>
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.macro addruart, rx
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mrc p15, 0, \rx, c1, c0
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tst \rx, #1 @ MMU enabled?
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moveq \rx, =SPEAR_DBG_UART_BASE @ Physical base
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movne \rx, =VA_SPEAR_DBG_UART_BASE @ Virtual base
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.endm
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.macro senduart, rd, rx
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strb \rd, [\rx, #UART01x_DR] @ ASC_TX_BUFFER
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.endm
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.macro waituart, rd, rx
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1001: ldr \rd, [\rx, #UART01x_FR] @ FLAG REGISTER
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tst \rd, #UART01x_FR_TXFF @ TX_FULL
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bne 1001b
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.endm
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.macro busyuart, rd, rx
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1002: ldr \rd, [\rx, #UART01x_FR] @ FLAG REGISTER
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tst \rd, #UART011_FR_TXFE @ TX_EMPTY
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beq 1002b
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.endm
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/*
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* arch/arm/plat-spear/include/plat/gpio.h
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*
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* GPIO macros for SPEAr platform
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*
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* Copyright (C) 2009 ST Microelectronics
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* Viresh Kumar<viresh.kumar@st.com>
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*
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* This file is licensed under the terms of the GNU General Public
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* License version 2. This program is licensed "as is" without any
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* warranty of any kind, whether express or implied.
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*/
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#ifndef __PLAT_GPIO_H
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#define __PLAT_GPIO_H
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#include <asm-generic/gpio.h>
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#define gpio_get_value __gpio_get_value
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#define gpio_set_value __gpio_set_value
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#define gpio_cansleep __gpio_cansleep
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#define gpio_to_irq __gpio_to_irq
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#endif /* __PLAT_GPIO_H */
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@ -0,0 +1,22 @@
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/*
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* arch/arm/plat-spear/include/plat/io.h
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*
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* IO definitions for SPEAr platform
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*
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* Copyright (C) 2009 ST Microelectronics
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* Viresh Kumar<viresh.kumar@st.com>
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*
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* This file is licensed under the terms of the GNU General Public
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* License version 2. This program is licensed "as is" without any
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* warranty of any kind, whether express or implied.
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*/
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#ifndef __PLAT_IO_H
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#define __PLAT_IO_H
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#define IO_SPACE_LIMIT 0xFFFFFFFF
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#define __io(a) __typesafe_io(a)
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#define __mem_pci(a) (a)
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#endif /* __PLAT_IO_H */
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/*
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* arch/arm/plat-spear/include/plat/memory.h
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*
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* Memory map for SPEAr platform
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*
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* Copyright (C) 2009 ST Microelectronics
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* Viresh Kumar<viresh.kumar@st.com>
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*
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* This file is licensed under the terms of the GNU General Public
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* License version 2. This program is licensed "as is" without any
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* warranty of any kind, whether express or implied.
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*/
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#ifndef __PLAT_MEMORY_H
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#define __PLAT_MEMORY_H
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/* Physical DRAM offset */
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#define PHYS_OFFSET UL(0x00000000)
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#endif /* __PLAT_MEMORY_H */
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@ -0,0 +1,41 @@
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/*
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* arch/arm/plat-spear/include/plat/system.h
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*
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* SPEAr platform specific architecture functions
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*
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* Copyright (C) 2009 ST Microelectronics
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* Viresh Kumar<viresh.kumar@st.com>
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*
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* This file is licensed under the terms of the GNU General Public
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* License version 2. This program is licensed "as is" without any
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* warranty of any kind, whether express or implied.
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*/
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#ifndef __PLAT_SYSTEM_H
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#define __PLAT_SYSTEM_H
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#include <asm/hardware/sp810.h>
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#include <linux/io.h>
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#include <mach/spear.h>
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static inline void arch_idle(void)
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{
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/*
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* This should do all the clock switching
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* and wait for interrupt tricks
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*/
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cpu_do_idle();
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}
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static inline void arch_reset(char mode, const char *cmd)
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{
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if (mode == 's') {
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/* software reset, Jump into ROM at address 0 */
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cpu_reset(0);
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} else {
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/* hardware reset, Use on-chip reset capability */
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sysctl_soft_reset((void __iomem *)VA_SPEAR_SYS_CTRL_BASE);
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}
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}
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#endif /* __PLAT_SYSTEM_H */
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@ -0,0 +1,19 @@
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/*
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* arch/arm/plat-spear/include/plat/timex.h
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*
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* SPEAr platform specific timex definitions
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*
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* Copyright (C) 2009 ST Microelectronics
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* Viresh Kumar<viresh.kumar@st.com>
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*
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* This file is licensed under the terms of the GNU General Public
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* License version 2. This program is licensed "as is" without any
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* warranty of any kind, whether express or implied.
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*/
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#ifndef __PLAT_TIMEX_H
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#define __PLAT_TIMEX_H
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#define CLOCK_TICK_RATE 48000000
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#endif /* __PLAT_TIMEX_H */
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@ -0,0 +1,43 @@
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/*
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* arch/arm/plat-spear/include/plat/uncompress.h
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*
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* Serial port stubs for kernel decompress status messages
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*
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* Copyright (C) 2009 ST Microelectronics
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* Viresh Kumar<viresh.kumar@st.com>
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*
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* This file is licensed under the terms of the GNU General Public
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* License version 2. This program is licensed "as is" without any
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* warranty of any kind, whether express or implied.
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*/
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#include <linux/io.h>
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#include <linux/amba/serial.h>
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#include <mach/spear.h>
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#ifndef __PLAT_UNCOMPRESS_H
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#define __PLAT_UNCOMPRESS_H
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/*
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* This does not append a newline
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*/
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static inline void putc(int c)
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{
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void __iomem *base = (void __iomem *)SPEAR_DBG_UART_BASE;
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while (readl(base + UART01x_FR) & UART01x_FR_TXFF)
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barrier();
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writel(c, base + UART01x_DR);
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}
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static inline void flush(void)
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{
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}
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/*
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* nothing to do
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*/
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#define arch_decomp_setup()
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#define arch_decomp_wdog()
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#endif /* __PLAT_UNCOMPRESS_H */
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/*
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* arch/arm/plat-spear/include/plat/vmalloc.h
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*
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* Defining Vmalloc area for SPEAr platform
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*
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* Copyright (C) 2009 ST Microelectronics
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* Viresh Kumar<viresh.kumar@st.com>
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*
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* This file is licensed under the terms of the GNU General Public
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* License version 2. This program is licensed "as is" without any
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* warranty of any kind, whether express or implied.
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*/
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#ifndef __PLAT_VMALLOC_H
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#define __PLAT_VMALLOC_H
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#define VMALLOC_END 0xF0000000
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#endif /* __PLAT_VMALLOC_H */
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