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sh: enable I2C on the ap325rxa board

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This patch enables I2C on the sh7723-based ap325rxa board.

Signed-off-by: Magnus Damm <damm@igel.co.jp>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Magnus Damm
2008-07-05 12:32:44 +09:00
committed by Paul Mundt
parent 0fff76f2da
commit 026953db56
1 changed files with 11 additions and 0 deletions
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11
arch/sh/boards/renesas/ap325rxa/setup.c
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@@ -15,6 +15,7 @@
#include <linux/platform_device.h> #include <linux/platform_device.h>
#include <linux/mtd/physmap.h> #include <linux/mtd/physmap.h>
#include <linux/delay.h> #include <linux/delay.h>
#include <linux/i2c.h>
#include <asm/io.h> #include <asm/io.h>
static struct resource smc9118_resources[] = { static struct resource smc9118_resources[] = {
@@ -83,14 +84,21 @@ static struct platform_device *ap325rxa_devices[] __initdata = {
&ap325rxa_nor_flash_device &ap325rxa_nor_flash_device
}; };
static struct i2c_board_info __initdata ap325rxa_i2c_devices[] = {
};
static int __init ap325rxa_devices_setup(void) static int __init ap325rxa_devices_setup(void)
{ {
i2c_register_board_info(0, ap325rxa_i2c_devices,
ARRAY_SIZE(ap325rxa_i2c_devices));
return platform_add_devices(ap325rxa_devices, return platform_add_devices(ap325rxa_devices,
ARRAY_SIZE(ap325rxa_devices)); ARRAY_SIZE(ap325rxa_devices));
} }
device_initcall(ap325rxa_devices_setup); device_initcall(ap325rxa_devices_setup);
#define MSTPCR0 (0xA4150030) #define MSTPCR0 (0xA4150030)
#define MSTPCR1 (0xA4150034)
#define MSTPCR2 (0xA4150038) #define MSTPCR2 (0xA4150038)
static void __init ap325rxa_setup(char **cmdline_p) static void __init ap325rxa_setup(char **cmdline_p)
@@ -100,6 +108,9 @@ static void __init ap325rxa_setup(char **cmdline_p)
/* enable MERAM */ /* enable MERAM */
ctrl_outl(ctrl_inl(MSTPCR0) & ~0x00000001, MSTPCR0); /* bit 0 */ ctrl_outl(ctrl_inl(MSTPCR0) & ~0x00000001, MSTPCR0); /* bit 0 */
/* I2C */
ctrl_outl(ctrl_inl(MSTPCR1) & ~0x00000200, MSTPCR1);
} }
static struct sh_machine_vector mv_ap325rxa __initmv = { static struct sh_machine_vector mv_ap325rxa __initmv = {