diff options
Diffstat (limited to 'arch/arm/plat-omap/mux.c')
| -rw-r--r-- | arch/arm/plat-omap/mux.c | 30 |
1 files changed, 16 insertions, 14 deletions
diff --git a/arch/arm/plat-omap/mux.c b/arch/arm/plat-omap/mux.c index 75211f20ccb..d881379111e 100644 --- a/arch/arm/plat-omap/mux.c +++ b/arch/arm/plat-omap/mux.c @@ -36,17 +36,17 @@ #define OMAP24XX_PULL_ENA (1 << 3) #define OMAP24XX_PULL_UP (1 << 4) -static struct pin_config * pin_table; -static unsigned long pin_table_sz; +static struct omap_mux_cfg *mux_cfg; -extern struct pin_config * omap730_pins; -extern struct pin_config * omap1xxx_pins; -extern struct pin_config * omap24xx_pins; - -int __init omap_mux_register(struct pin_config * pins, unsigned long size) +int __init omap_mux_register(struct omap_mux_cfg *arch_mux_cfg) { - pin_table = pins; - pin_table_sz = size; + if (!arch_mux_cfg || !arch_mux_cfg->pins || arch_mux_cfg->size == 0 + || !arch_mux_cfg->cfg_reg) { + printk(KERN_ERR "Invalid pin table\n"); + return -EINVAL; + } + + mux_cfg = arch_mux_cfg; return 0; } @@ -64,17 +64,19 @@ int __init_or_module omap_cfg_reg(const unsigned long index) pull_orig = 0, pull = 0; unsigned int mask, warn = 0; - if (!pin_table) - BUG(); + if (mux_cfg == NULL) { + printk(KERN_ERR "Pin mux table not initialized\n"); + return -ENODEV; + } - if (index >= pin_table_sz) { + if (index >= mux_cfg->size) { printk(KERN_ERR "Invalid pin mux index: %lu (%lu)\n", - index, pin_table_sz); + index, mux_cfg->size); dump_stack(); return -ENODEV; } - cfg = (struct pin_config *)&pin_table[index]; + cfg = (struct pin_config *)&mux_cfg->pins[index]; if (cpu_is_omap24xx()) { u8 reg = 0; |