[ARM] Orion: I2C support
The Orion I2C controller is the same one used in the Discovery family (MV643XX). This patch include the common platform_device stuff according to the existing i2c_mv64xxx.c conventions. Signed-off-by: Herbert Valerio Riedel <hvr@gnu.org> Signed-off-by: Tzachi Perelstein <tzachi@marvell.com>
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@ -15,6 +15,7 @@
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#include <linux/platform_device.h>
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#include <linux/platform_device.h>
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#include <linux/serial_8250.h>
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#include <linux/serial_8250.h>
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#include <linux/mv643xx_eth.h>
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#include <linux/mv643xx_eth.h>
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#include <linux/mv643xx_i2c.h>
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#include <asm/page.h>
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#include <asm/page.h>
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#include <asm/timex.h>
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#include <asm/timex.h>
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#include <asm/mach/map.h>
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#include <asm/mach/map.h>
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@ -212,6 +213,42 @@ void __init orion_eth_init(struct mv643xx_eth_platform_data *eth_data)
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platform_device_register(&orion_eth);
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platform_device_register(&orion_eth);
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}
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}
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/*****************************************************************************
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* I2C controller
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* (The Orion and Discovery (MV643xx) families share the same I2C controller)
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****************************************************************************/
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static struct mv64xxx_i2c_pdata orion_i2c_pdata = {
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.freq_m = 8, /* assumes 166 MHz TCLK */
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.freq_n = 3,
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.timeout = 1000, /* Default timeout of 1 second */
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};
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static struct resource orion_i2c_resources[] = {
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{
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.name = "i2c base",
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.start = I2C_BASE,
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.end = I2C_BASE + 0x20 -1,
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.flags = IORESOURCE_MEM,
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},
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{
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.name = "i2c irq",
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.start = IRQ_ORION_I2C,
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.end = IRQ_ORION_I2C,
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.flags = IORESOURCE_IRQ,
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},
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};
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static struct platform_device orion_i2c = {
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.name = MV64XXX_I2C_CTLR_NAME,
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.id = 0,
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.num_resources = ARRAY_SIZE(orion_i2c_resources),
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.resource = orion_i2c_resources,
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.dev = {
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.platform_data = &orion_i2c_pdata,
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},
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};
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/*****************************************************************************
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/*****************************************************************************
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* General
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* General
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****************************************************************************/
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****************************************************************************/
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@ -274,4 +311,5 @@ void __init orion_init(void)
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platform_device_register(&orion_ehci0);
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platform_device_register(&orion_ehci0);
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if (dev == MV88F5182_DEV_ID)
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if (dev == MV88F5182_DEV_ID)
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platform_device_register(&orion_ehci1);
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platform_device_register(&orion_ehci1);
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platform_device_register(&orion_i2c);
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}
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}
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