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authorviresh kumar <viresh.kumar@st.com>2010-04-01 07:30:42 -0400
committerRussell King <rmk+kernel@arm.linux.org.uk>2010-04-14 06:31:58 -0400
commitbf976b51a32e255523c69022c1f21bf9ad527fc5 (patch)
treebddfe6b79aa74ff81ae7d8bb09080ee3e22d6d9e
parente024c3d50c53999d15e3b8a21e0abbbf74c32140 (diff)
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>
Diffstat
-rw-r--r--arch/arm/plat-spear/include/plat/debug-macro.S38
-rw-r--r--arch/arm/plat-spear/include/plat/gpio.h24
-rw-r--r--arch/arm/plat-spear/include/plat/io.h22
-rw-r--r--arch/arm/plat-spear/include/plat/memory.h20
-rw-r--r--arch/arm/plat-spear/include/plat/system.h41
-rw-r--r--arch/arm/plat-spear/include/plat/timex.h19
-rw-r--r--arch/arm/plat-spear/include/plat/uncompress.h43
-rw-r--r--arch/arm/plat-spear/include/plat/vmalloc.h19
8 files changed, 226 insertions, 0 deletions
diff --git a/arch/arm/plat-spear/include/plat/debug-macro.S b/arch/arm/plat-spear/include/plat/debug-macro.S
new file mode 100644
index 000000000000..1670734b7e51
--- /dev/null
+++ b/arch/arm/plat-spear/include/plat/debug-macro.S
@@ -0,0 +1,38 @@
1/*
2 * arch/arm/plat-spear/include/plat/debug-macro.S
3 *
4 * Debugging macro include header for spear platform
5 *
6 * Copyright (C) 2009 ST Microelectronics
7 * Viresh Kumar<viresh.kumar@st.com>
8 *
9 * This file is licensed under the terms of the GNU General Public
10 * License version 2. This program is licensed "as is" without any
11 * warranty of any kind, whether express or implied.
12 */
13
14#include <linux/amba/serial.h>
15#include <mach/spear.h>
16
17 .macro addruart, rx
18 mrc p15, 0, \rx, c1, c0
19 tst \rx, #1 @ MMU enabled?
20 moveq \rx, =SPEAR_DBG_UART_BASE @ Physical base
21 movne \rx, =VA_SPEAR_DBG_UART_BASE @ Virtual base
22 .endm
23
24 .macro senduart, rd, rx
25 strb \rd, [\rx, #UART01x_DR] @ ASC_TX_BUFFER
26 .endm
27
28 .macro waituart, rd, rx
291001: ldr \rd, [\rx, #UART01x_FR] @ FLAG REGISTER
30 tst \rd, #UART01x_FR_TXFF @ TX_FULL
31 bne 1001b
32 .endm
33
34 .macro busyuart, rd, rx
351002: ldr \rd, [\rx, #UART01x_FR] @ FLAG REGISTER
36 tst \rd, #UART011_FR_TXFE @ TX_EMPTY
37 beq 1002b
38 .endm
diff --git a/arch/arm/plat-spear/include/plat/gpio.h b/arch/arm/plat-spear/include/plat/gpio.h
new file mode 100644
index 000000000000..b857c91257dd
--- /dev/null
+++ b/arch/arm/plat-spear/include/plat/gpio.h
@@ -0,0 +1,24 @@
1/*
2 * arch/arm/plat-spear/include/plat/gpio.h
3 *
4 * GPIO macros for SPEAr platform
5 *
6 * Copyright (C) 2009 ST Microelectronics
7 * Viresh Kumar<viresh.kumar@st.com>
8 *
9 * This file is licensed under the terms of the GNU General Public
10 * License version 2. This program is licensed "as is" without any
11 * warranty of any kind, whether express or implied.
12 */
13
14#ifndef __PLAT_GPIO_H
15#define __PLAT_GPIO_H
16
17#include <asm-generic/gpio.h>
18
19#define gpio_get_value __gpio_get_value
20#define gpio_set_value __gpio_set_value
21#define gpio_cansleep __gpio_cansleep
22#define gpio_to_irq __gpio_to_irq
23
24#endif /* __PLAT_GPIO_H */
diff --git a/arch/arm/plat-spear/include/plat/io.h b/arch/arm/plat-spear/include/plat/io.h
new file mode 100644
index 000000000000..4d4ba822b3eb
--- /dev/null
+++ b/arch/arm/plat-spear/include/plat/io.h
@@ -0,0 +1,22 @@
1/*
2 * arch/arm/plat-spear/include/plat/io.h
3 *
4 * IO definitions for SPEAr platform
5 *
6 * Copyright (C) 2009 ST Microelectronics
7 * Viresh Kumar<viresh.kumar@st.com>
8 *
9 * This file is licensed under the terms of the GNU General Public
10 * License version 2. This program is licensed "as is" without any
11 * warranty of any kind, whether express or implied.
12 */
13
14#ifndef __PLAT_IO_H
15#define __PLAT_IO_H
16
17#define IO_SPACE_LIMIT 0xFFFFFFFF
18
19#define __io(a) __typesafe_io(a)
20#define __mem_pci(a) (a)
21
22#endif /* __PLAT_IO_H */
diff --git a/arch/arm/plat-spear/include/plat/memory.h b/arch/arm/plat-spear/include/plat/memory.h
new file mode 100644
index 000000000000..27a4aba77343
--- /dev/null
+++ b/arch/arm/plat-spear/include/plat/memory.h
@@ -0,0 +1,20 @@
1/*
2 * arch/arm/plat-spear/include/plat/memory.h
3 *
4 * Memory map for SPEAr platform
5 *
6 * Copyright (C) 2009 ST Microelectronics
7 * Viresh Kumar<viresh.kumar@st.com>
8 *
9 * This file is licensed under the terms of the GNU General Public
10 * License version 2. This program is licensed "as is" without any
11 * warranty of any kind, whether express or implied.
12 */
13
14#ifndef __PLAT_MEMORY_H
15#define __PLAT_MEMORY_H
16
17/* Physical DRAM offset */
18#define PHYS_OFFSET UL(0x00000000)
19
20#endif /* __PLAT_MEMORY_H */
diff --git a/arch/arm/plat-spear/include/plat/system.h b/arch/arm/plat-spear/include/plat/system.h
new file mode 100644
index 000000000000..55a4e405d578
--- /dev/null
+++ b/arch/arm/plat-spear/include/plat/system.h
@@ -0,0 +1,41 @@
1/*
2 * arch/arm/plat-spear/include/plat/system.h
3 *
4 * SPEAr platform specific architecture functions
5 *
6 * Copyright (C) 2009 ST Microelectronics
7 * Viresh Kumar<viresh.kumar@st.com>
8 *
9 * This file is licensed under the terms of the GNU General Public
10 * License version 2. This program is licensed "as is" without any
11 * warranty of any kind, whether express or implied.
12 */
13
14#ifndef __PLAT_SYSTEM_H
15#define __PLAT_SYSTEM_H
16
17#include <asm/hardware/sp810.h>
18#include <linux/io.h>
19#include <mach/spear.h>
20
21static inline void arch_idle(void)
22{
23 /*
24 * This should do all the clock switching
25 * and wait for interrupt tricks
26 */
27 cpu_do_idle();
28}
29
30static inline void arch_reset(char mode, const char *cmd)
31{
32 if (mode == 's') {
33 /* software reset, Jump into ROM at address 0 */
34 cpu_reset(0);
35 } else {
36 /* hardware reset, Use on-chip reset capability */
37 sysctl_soft_reset((void __iomem *)VA_SPEAR_SYS_CTRL_BASE);
38 }
39}
40
41#endif /* __PLAT_SYSTEM_H */
diff --git a/arch/arm/plat-spear/include/plat/timex.h b/arch/arm/plat-spear/include/plat/timex.h
new file mode 100644
index 000000000000..914d09dd50fd
--- /dev/null
+++ b/arch/arm/plat-spear/include/plat/timex.h
@@ -0,0 +1,19 @@
1/*
2 * arch/arm/plat-spear/include/plat/timex.h
3 *
4 * SPEAr platform specific timex definitions
5 *
6 * Copyright (C) 2009 ST Microelectronics
7 * Viresh Kumar<viresh.kumar@st.com>
8 *
9 * This file is licensed under the terms of the GNU General Public
10 * License version 2. This program is licensed "as is" without any
11 * warranty of any kind, whether express or implied.
12 */
13
14#ifndef __PLAT_TIMEX_H
15#define __PLAT_TIMEX_H
16
17#define CLOCK_TICK_RATE 48000000
18
19#endif /* __PLAT_TIMEX_H */
diff --git a/arch/arm/plat-spear/include/plat/uncompress.h b/arch/arm/plat-spear/include/plat/uncompress.h
new file mode 100644
index 000000000000..99ba6789cc97
--- /dev/null
+++ b/arch/arm/plat-spear/include/plat/uncompress.h
@@ -0,0 +1,43 @@
1/*
2 * arch/arm/plat-spear/include/plat/uncompress.h
3 *
4 * Serial port stubs for kernel decompress status messages
5 *
6 * Copyright (C) 2009 ST Microelectronics
7 * Viresh Kumar<viresh.kumar@st.com>
8 *
9 * This file is licensed under the terms of the GNU General Public
10 * License version 2. This program is licensed "as is" without any
11 * warranty of any kind, whether express or implied.
12 */
13
14#include <linux/io.h>
15#include <linux/amba/serial.h>
16#include <mach/spear.h>
17
18#ifndef __PLAT_UNCOMPRESS_H
19#define __PLAT_UNCOMPRESS_H
20/*
21 * This does not append a newline
22 */
23static inline void putc(int c)
24{
25 void __iomem *base = (void __iomem *)SPEAR_DBG_UART_BASE;
26
27 while (readl(base + UART01x_FR) & UART01x_FR_TXFF)
28 barrier();
29
30 writel(c, base + UART01x_DR);
31}
32
33static inline void flush(void)
34{
35}
36
37/*
38 * nothing to do
39 */
40#define arch_decomp_setup()
41#define arch_decomp_wdog()
42
43#endif /* __PLAT_UNCOMPRESS_H */
diff --git a/arch/arm/plat-spear/include/plat/vmalloc.h b/arch/arm/plat-spear/include/plat/vmalloc.h
new file mode 100644
index 000000000000..09e9372aea21
--- /dev/null
+++ b/arch/arm/plat-spear/include/plat/vmalloc.h
@@ -0,0 +1,19 @@
1/*
2 * arch/arm/plat-spear/include/plat/vmalloc.h
3 *
4 * Defining Vmalloc area for SPEAr platform
5 *
6 * Copyright (C) 2009 ST Microelectronics
7 * Viresh Kumar<viresh.kumar@st.com>
8 *
9 * This file is licensed under the terms of the GNU General Public
10 * License version 2. This program is licensed "as is" without any
11 * warranty of any kind, whether express or implied.
12 */
13
14#ifndef __PLAT_VMALLOC_H
15#define __PLAT_VMALLOC_H
16
17#define VMALLOC_END 0xF0000000
18
19#endif /* __PLAT_VMALLOC_H */
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-23 07:51:09 -0500