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authorAndrew Lunn <andrew@lunn.ch>2011-05-15 13:32:45 +0200
committerNicolas Pitre <nico@fluxnic.net>2011-05-16 15:08:36 -0400
commitaac7ffa3ed121846b61347028828617c5dd1ce46 (patch)
treeec2590692fef62fe4df9dc772e2552bb17e50892 /arch/arm/plat-orion
parent7e3819d820c9aa3536d15fe7310c054bef1f5f04 (diff)
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ARM: orion: Consolidate I2C initialization.
Signed-off-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: Nicolas Pitre <nico@fluxnic.net>
Diffstat (limited to 'arch/arm/plat-orion')
-rw-r--r--arch/arm/plat-orion/common.c54
-rw-r--r--arch/arm/plat-orion/include/plat/common.h6
2 files changed, 60 insertions, 0 deletions
diff --git a/arch/arm/plat-orion/common.c b/arch/arm/plat-orion/common.c
index 15c3f353a9b5..bcc1734c91a8 100644
--- a/arch/arm/plat-orion/common.c
+++ b/arch/arm/plat-orion/common.c
@@ -15,6 +15,7 @@
#include <linux/serial_8250.h>
#include <linux/mbus.h>
#include <linux/mv643xx_eth.h>
+#include <linux/mv643xx_i2c.h>
#include <net/dsa.h>
/* Fill in the resources structure and link it into the platform
@@ -463,3 +464,56 @@ void __init orion_ge00_switch_init(struct dsa_platform_data *d, int irq)
platform_device_register(&orion_switch_device);
}
+
+/*****************************************************************************
+ * I2C
+ ****************************************************************************/
+static struct mv64xxx_i2c_pdata orion_i2c_pdata = {
+ .freq_n = 3,
+ .timeout = 1000, /* Default timeout of 1 second */
+};
+
+static struct resource orion_i2c_resources[2];
+
+static struct platform_device orion_i2c = {
+ .name = MV64XXX_I2C_CTLR_NAME,
+ .id = 0,
+ .dev = {
+ .platform_data = &orion_i2c_pdata,
+ },
+};
+
+static struct mv64xxx_i2c_pdata orion_i2c_1_pdata = {
+ .freq_n = 3,
+ .timeout = 1000, /* Default timeout of 1 second */
+};
+
+static struct resource orion_i2c_1_resources[2];
+
+static struct platform_device orion_i2c_1 = {
+ .name = MV64XXX_I2C_CTLR_NAME,
+ .id = 1,
+ .dev = {
+ .platform_data = &orion_i2c_1_pdata,
+ },
+};
+
+void __init orion_i2c_init(unsigned long mapbase,
+ unsigned long irq,
+ unsigned long freq_m)
+{
+ orion_i2c_pdata.freq_m = freq_m;
+ fill_resources(&orion_i2c, orion_i2c_resources, mapbase,
+ SZ_32 - 1, irq);
+ platform_device_register(&orion_i2c);
+}
+
+void __init orion_i2c_1_init(unsigned long mapbase,
+ unsigned long irq,
+ unsigned long freq_m)
+{
+ orion_i2c_1_pdata.freq_m = freq_m;
+ fill_resources(&orion_i2c_1, orion_i2c_1_resources, mapbase,
+ SZ_32 - 1, irq);
+ platform_device_register(&orion_i2c_1);
+}
diff --git a/arch/arm/plat-orion/include/plat/common.h b/arch/arm/plat-orion/include/plat/common.h
index 3f23258daa61..d107c62d3912 100644
--- a/arch/arm/plat-orion/include/plat/common.h
+++ b/arch/arm/plat-orion/include/plat/common.h
@@ -66,5 +66,11 @@ void __init orion_ge11_init(struct mv643xx_eth_platform_data *eth_data,
void __init orion_ge00_switch_init(struct dsa_platform_data *d,
int irq);
+void __init orion_i2c_init(unsigned long mapbase,
+ unsigned long irq,
+ unsigned long freq_m);
+void __init orion_i2c_1_init(unsigned long mapbase,
+ unsigned long irq,
+ unsigned long freq_m);
#endif