diff options
author | Stephen Rothwell <sfr@canb.auug.org.au> | 2009-05-04 11:27:00 +1000 |
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committer | Stephen Rothwell <sfr@canb.auug.org.au> | 2009-05-04 11:27:00 +1000 |
commit | 2be8399dd70ac04821db6f5284010b0ce4426813 (patch) | |
tree | 7854a4c2f15d3d492877d66d75babe7fb11d13e8 /drivers/i2c | |
parent | a74093da45bf6fb29192021043fbd01da3dda116 (diff) | |
parent | ad7a47a77f65b9055c85a7fc9f7de9d740a10d05 (diff) |
Merge commit 'pxa/for-next'
Diffstat (limited to 'drivers/i2c')
-rw-r--r-- | drivers/i2c/busses/i2c-pxa.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/drivers/i2c/busses/i2c-pxa.c b/drivers/i2c/busses/i2c-pxa.c index c1405c8f6ba5..486d327a523a 100644 --- a/drivers/i2c/busses/i2c-pxa.c +++ b/drivers/i2c/busses/i2c-pxa.c @@ -34,10 +34,24 @@ #include <linux/err.h> #include <linux/clk.h> -#include <mach/hardware.h> #include <asm/irq.h> #include <asm/io.h> -#include <mach/i2c.h> +#include <plat/i2c.h> + +/* + * I2C register offsets will be shifted 0 or 1 bit left, depending on + * different SoCs + */ +#define REG_SHIFT_0 (0 << 0) +#define REG_SHIFT_1 (1 << 0) +#define REG_SHIFT(d) ((d) & 0x1) + +static const struct platform_device_id i2c_pxa_id_table[] = { + { "pxa2xx-i2c", REG_SHIFT_1 }, + { "pxa3xx-pwri2c", REG_SHIFT_0 }, + { }, +}; +MODULE_DEVICE_TABLE(platform, i2c_pxa_id_table); /* * I2C registers and bit definitions @@ -985,6 +999,7 @@ static int i2c_pxa_probe(struct platform_device *dev) struct pxa_i2c *i2c; struct resource *res; struct i2c_pxa_platform_data *plat = dev->dev.platform_data; + struct platform_device_id *id = platform_get_device_id(dev); int ret; int irq; @@ -1028,7 +1043,7 @@ static int i2c_pxa_probe(struct platform_device *dev) ret = -EIO; goto eremap; } - i2c->reg_shift = (cpu_is_pxa3xx() && (dev->id == 1)) ? 0 : 1; + i2c->reg_shift = REG_SHIFT(id->driver_data); i2c->iobase = res->start; i2c->iosize = res_len(res); @@ -1150,6 +1165,7 @@ static struct platform_driver i2c_pxa_driver = { .name = "pxa2xx-i2c", .owner = THIS_MODULE, }, + .id_table = i2c_pxa_id_table, }; static int __init i2c_adap_pxa_init(void) |