diff options
author | Mike Travis <travis@sgi.com> | 2008-12-31 17:34:16 -0800 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2009-01-03 18:53:31 +0100 |
commit | 7eb19553369c46cc1fa64caf120cbcab1b597f7c (patch) | |
tree | ef1a3beae706b9497c845d0a2557ceb4d2754998 /arch/arm/plat-omap/i2c.c | |
parent | 6092848a2a23b660150a38bc06f59d75838d70c8 (diff) | |
parent | 8c384cdee3e04d6194a2c2b192b624754f990835 (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-cpumask into merge-rr-cpumask
Conflicts:
arch/x86/kernel/io_apic.c
kernel/rcuclassic.c
kernel/sched.c
kernel/time/tick-sched.c
Signed-off-by: Mike Travis <travis@sgi.com>
[ mingo@elte.hu: backmerged typo fix for io_apic.c ]
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/arm/plat-omap/i2c.c')
-rw-r--r-- | arch/arm/plat-omap/i2c.c | 55 |
1 files changed, 36 insertions, 19 deletions
diff --git a/arch/arm/plat-omap/i2c.c b/arch/arm/plat-omap/i2c.c index 0e6d147ab6f..89a6ab0b7db 100644 --- a/arch/arm/plat-omap/i2c.c +++ b/arch/arm/plat-omap/i2c.c @@ -79,26 +79,43 @@ static struct platform_device omap_i2c_devices[] = { #endif }; -static void __init omap_i2c_mux_pins(int bus_id) +#if defined(CONFIG_ARCH_OMAP24XX) +static const int omap24xx_pins[][2] = { + { M19_24XX_I2C1_SCL, L15_24XX_I2C1_SDA }, + { J15_24XX_I2C2_SCL, H19_24XX_I2C2_SDA }, +}; +#else +static const int omap24xx_pins[][2] = {}; +#endif +#if defined(CONFIG_ARCH_OMAP34XX) +static const int omap34xx_pins[][2] = { + { K21_34XX_I2C1_SCL, J21_34XX_I2C1_SDA}, + { AF15_34XX_I2C2_SCL, AE15_34XX_I2C2_SDA}, + { AF14_34XX_I2C3_SCL, AG14_34XX_I2C3_SDA}, +}; +#else +static const int omap34xx_pins[][2] = {}; +#endif + +static void __init omap_i2c_mux_pins(int bus) { - /* TODO: Muxing for OMAP3 */ - switch (bus_id) { - case 1: - if (cpu_class_is_omap1()) { - omap_cfg_reg(I2C_SCL); - omap_cfg_reg(I2C_SDA); - } else if (cpu_is_omap24xx()) { - omap_cfg_reg(M19_24XX_I2C1_SCL); - omap_cfg_reg(L15_24XX_I2C1_SDA); - } - break; - case 2: - if (cpu_is_omap24xx()) { - omap_cfg_reg(J15_24XX_I2C2_SCL); - omap_cfg_reg(H19_24XX_I2C2_SDA); - } - break; + int scl, sda; + + if (cpu_class_is_omap1()) { + scl = I2C_SCL; + sda = I2C_SDA; + } else if (cpu_is_omap24xx()) { + scl = omap24xx_pins[bus][0]; + sda = omap24xx_pins[bus][1]; + } else if (cpu_is_omap34xx()) { + scl = omap34xx_pins[bus][0]; + sda = omap34xx_pins[bus][1]; + } else { + return; } + + omap_cfg_reg(sda); + omap_cfg_reg(scl); } int __init omap_register_i2c_bus(int bus_id, u32 clkrate, @@ -142,6 +159,6 @@ int __init omap_register_i2c_bus(int bus_id, u32 clkrate, res[1].start = irq; } - omap_i2c_mux_pins(bus_id); + omap_i2c_mux_pins(bus_id - 1); return platform_device_register(pdev); } |