Add separate omap_i2c_add_bus functions for mach-omap1
and mach-omap2. Make the mach-omap2 init set the interrupt
dynamically to support.
This is needed to add support for omap4 in a way that
works with multi-omap builds. This will eventually get
fixed with the omap hwmods.
Signed-off-by: Tony Lindgren <tony@xxxxxxxxxxx>
---
arch/arm/plat-omap/i2c.c | 61 ++++++++++++++++++++++++++++++++--------------
1 files changed, 42 insertions(+), 19 deletions(-)
diff --git a/arch/arm/plat-omap/i2c.c b/arch/arm/plat-omap/i2c.c
index 624e262..484a4f0 100644
--- a/arch/arm/plat-omap/i2c.c
+++ b/arch/arm/plat-omap/i2c.c
@@ -97,35 +97,58 @@ static int __init omap_i2c_nr_ports(void)
return ports;
}
-static int __init omap_i2c_add_bus(int bus_id)
+/* Shared between omap2 and 3 */
+static resource_size_t omap2_i2c_irq[3] __initdata = {
+ INT_24XX_I2C1_IRQ,
+ INT_24XX_I2C2_IRQ,
+ INT_34XX_I2C3_IRQ,
+};
+
+static inline int omap1_i2c_add_bus(struct platform_device *pdev, int bus_id)
{
- struct platform_device *pdev;
struct resource *res;
- resource_size_t base, irq;
- pdev = &omap_i2c_devices[bus_id - 1];
+ res = pdev->resource;
+ res[0].start = OMAP1_I2C_BASE;
+ res[0].end = res[0].start + OMAP_I2C_SIZE;
+ res[1].start = INT_I2C;
+ omap1_i2c_mux_pins(bus_id);
+
+ return platform_device_register(pdev);
+}
+
+static inline int omap2_i2c_add_bus(struct platform_device *pdev, int bus_id)
+{
+ struct resource *res;
+ resource_size_t *irq;
+
+ res = pdev->resource;
+
+ irq = omap2_i2c_irq;
+
if (bus_id == 1) {
- res = pdev->resource;
- if (cpu_class_is_omap1()) {
- base = OMAP1_I2C_BASE;
- irq = INT_I2C;
- } else {
- base = OMAP2_I2C_BASE1;
- irq = INT_24XX_I2C1_IRQ;
- }
- res[0].start = base;
- res[0].end = base + OMAP_I2C_SIZE;
- res[1].start = irq;
+ res[0].start = OMAP2_I2C_BASE1;
+ res[0].end = res[0].start + OMAP_I2C_SIZE;
}
- if (cpu_class_is_omap1())
- omap1_i2c_mux_pins(bus_id);
- if (cpu_class_is_omap2())
- omap2_i2c_mux_pins(bus_id);
+ res[1].start = irq[bus_id - 1];
+ omap2_i2c_mux_pins(bus_id);
return platform_device_register(pdev);
}
+static int __init omap_i2c_add_bus(int bus_id)
+{
+ struct platform_device *pdev;
+
+ pdev = &omap_i2c_devices[bus_id - 1];
+
+ if (cpu_class_is_omap1())
+ return omap1_i2c_add_bus(pdev, bus_id);
+ else
+ return omap2_i2c_add_bus(pdev, bus_id);
+}
+
/**
* omap_i2c_bus_setup - Process command line options for the I2C bus speed
* @str: String of options
--
To unsubscribe from this list: send the line "unsubscribe linux-omap" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
