aboutsummaryrefslogtreecommitdiffstats
path: root/arch
diff options
context:
space:
mode:
authorPaul Mundt <lethal@linux-sh.org>2010-10-29 06:52:07 -0400
committerPaul Mundt <lethal@linux-sh.org>2010-10-29 06:52:07 -0400
commite2781ac2a63011dd883e94c07eb086e6f2a5f521 (patch)
tree1b4a6b8b00d9ffb0a47b33e9063b6907ca6783ec /arch
parent1e789887f3449661be9826f61d48018a1cfcbfcc (diff)
sh: mach-se: Rip out superfluous 7751 PIO routines.
MRSHPC is wholly unused here, no need to trap it specially. If support is added in the future it can be taken care of via platform data like on the others. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/sh/boards/mach-se/7751/Makefile2
-rw-r--r--arch/sh/boards/mach-se/7751/io.c119
-rw-r--r--arch/sh/boards/mach-se/7751/setup.c18
3 files changed, 1 insertions, 138 deletions
diff --git a/arch/sh/boards/mach-se/7751/Makefile b/arch/sh/boards/mach-se/7751/Makefile
index e6f4341bfe6e..a338fd9d5039 100644
--- a/arch/sh/boards/mach-se/7751/Makefile
+++ b/arch/sh/boards/mach-se/7751/Makefile
@@ -2,4 +2,4 @@
2# Makefile for the 7751 SolutionEngine specific parts of the kernel 2# Makefile for the 7751 SolutionEngine specific parts of the kernel
3# 3#
4 4
5obj-y := setup.o io.o irq.o 5obj-y := setup.o irq.o
diff --git a/arch/sh/boards/mach-se/7751/io.c b/arch/sh/boards/mach-se/7751/io.c
deleted file mode 100644
index 6e75bd4459e5..000000000000
--- a/arch/sh/boards/mach-se/7751/io.c
+++ /dev/null
@@ -1,119 +0,0 @@
1/*
2 * Copyright (C) 2001 Ian da Silva, Jeremy Siegel
3 * Based largely on io_se.c.
4 *
5 * I/O routine for Hitachi 7751 SolutionEngine.
6 *
7 * Initial version only to support LAN access; some
8 * placeholder code from io_se.c left in with the
9 * expectation of later SuperIO and PCMCIA access.
10 */
11#include <linux/kernel.h>
12#include <linux/types.h>
13#include <linux/pci.h>
14#include <asm/io.h>
15#include <mach-se/mach/se7751.h>
16#include <asm/addrspace.h>
17
18static inline volatile u16 *port2adr(unsigned int port)
19{
20 if (port >= 0x2000)
21 return (volatile __u16 *) (PA_MRSHPC + (port - 0x2000));
22 maybebadio((unsigned long)port);
23 return (volatile __u16*)port;
24}
25
26/*
27 * General outline: remap really low stuff [eventually] to SuperIO,
28 * stuff in PCI IO space (at or above window at pci.h:PCIBIOS_MIN_IO)
29 * is mapped through the PCI IO window. Stuff with high bits (PXSEG)
30 * should be way beyond the window, and is used w/o translation for
31 * compatibility.
32 */
33unsigned char sh7751se_inb(unsigned long port)
34{
35 if (PXSEG(port))
36 return *(volatile unsigned char *)port;
37 else
38 return (*port2adr(port)) & 0xff;
39}
40
41unsigned char sh7751se_inb_p(unsigned long port)
42{
43 unsigned char v;
44
45 if (PXSEG(port))
46 v = *(volatile unsigned char *)port;
47 else
48 v = (*port2adr(port)) & 0xff;
49 ctrl_delay();
50 return v;
51}
52
53unsigned short sh7751se_inw(unsigned long port)
54{
55 if (PXSEG(port))
56 return *(volatile unsigned short *)port;
57 else if (port >= 0x2000)
58 return *port2adr(port);
59 else
60 maybebadio(port);
61 return 0;
62}
63
64unsigned int sh7751se_inl(unsigned long port)
65{
66 if (PXSEG(port))
67 return *(volatile unsigned long *)port;
68 else if (port >= 0x2000)
69 return *port2adr(port);
70 else
71 maybebadio(port);
72 return 0;
73}
74
75void sh7751se_outb(unsigned char value, unsigned long port)
76{
77
78 if (PXSEG(port))
79 *(volatile unsigned char *)port = value;
80 else
81 *(port2adr(port)) = value;
82}
83
84void sh7751se_outb_p(unsigned char value, unsigned long port)
85{
86 if (PXSEG(port))
87 *(volatile unsigned char *)port = value;
88 else
89 *(port2adr(port)) = value;
90 ctrl_delay();
91}
92
93void sh7751se_outw(unsigned short value, unsigned long port)
94{
95 if (PXSEG(port))
96 *(volatile unsigned short *)port = value;
97 else if (port >= 0x2000)
98 *port2adr(port) = value;
99 else
100 maybebadio(port);
101}
102
103void sh7751se_outl(unsigned int value, unsigned long port)
104{
105 if (PXSEG(port))
106 *(volatile unsigned long *)port = value;
107 else
108 maybebadio(port);
109}
110
111void sh7751se_insl(unsigned long port, void *addr, unsigned long count)
112{
113 maybebadio(port);
114}
115
116void sh7751se_outsl(unsigned long port, const void *addr, unsigned long count)
117{
118 maybebadio(port);
119}
diff --git a/arch/sh/boards/mach-se/7751/setup.c b/arch/sh/boards/mach-se/7751/setup.c
index 50572512e3e8..9fbc51beb181 100644
--- a/arch/sh/boards/mach-se/7751/setup.c
+++ b/arch/sh/boards/mach-se/7751/setup.c
@@ -56,23 +56,5 @@ __initcall(se7751_devices_setup);
56static struct sh_machine_vector mv_7751se __initmv = { 56static struct sh_machine_vector mv_7751se __initmv = {
57 .mv_name = "7751 SolutionEngine", 57 .mv_name = "7751 SolutionEngine",
58 .mv_nr_irqs = 72, 58 .mv_nr_irqs = 72,
59
60 .mv_inb = sh7751se_inb,
61 .mv_inw = sh7751se_inw,
62 .mv_inl = sh7751se_inl,
63 .mv_outb = sh7751se_outb,
64 .mv_outw = sh7751se_outw,
65 .mv_outl = sh7751se_outl,
66
67 .mv_inb_p = sh7751se_inb_p,
68 .mv_inw_p = sh7751se_inw,
69 .mv_inl_p = sh7751se_inl,
70 .mv_outb_p = sh7751se_outb_p,
71 .mv_outw_p = sh7751se_outw,
72 .mv_outl_p = sh7751se_outl,
73
74 .mv_insl = sh7751se_insl,
75 .mv_outsl = sh7751se_outsl,
76
77 .mv_init_irq = init_7751se_IRQ, 59 .mv_init_irq = init_7751se_IRQ,
78}; 60};