cfg = ®_cfg_table[reg_cfg];
- /*
- * We do a pretty long section here with lock on, but pin muxing
- * should only happen on driver init for each driver, so it's not time
- * critical.
- */
- spin_lock_irqsave(&mux_spin_lock, flags);
-
/* Check the mux register in question */
if (cfg->mux_reg) {
unsigned tmp1, tmp2;
+ spin_lock_irqsave(&mux_spin_lock, flags);
reg_orig = omap_readl(cfg->mux_reg);
/* The mux registers always seem to be 3 bits long */
warn = 1;
omap_writel(reg, cfg->mux_reg);
+ spin_unlock_irqrestore(&mux_spin_lock, flags);
}
/* Check for pull up or pull down selection on 1610 */
if (!cpu_is_omap1510()) {
if (cfg->pu_pd_reg && cfg->pull_val) {
+ spin_lock_irqsave(&mux_spin_lock, flags);
pu_pd_orig = omap_readl(cfg->pu_pd_reg);
mask = 1 << cfg->pull_bit;
pu_pd = pu_pd_orig & ~mask;
}
omap_writel(pu_pd, cfg->pu_pd_reg);
+ spin_unlock_irqrestore(&mux_spin_lock, flags);
}
}
/* Check for an associated pull down register */
if (cfg->pull_reg) {
+ spin_lock_irqsave(&mux_spin_lock, flags);
pull_orig = omap_readl(cfg->pull_reg);
mask = 1 << cfg->pull_bit;
}
omap_writel(pull, cfg->pull_reg);
+ spin_unlock_irqrestore(&mux_spin_lock, flags);
}
if (warn) {
}
#endif
- spin_unlock_irqrestore(&mux_spin_lock, flags);
-
#ifdef CONFIG_OMAP_MUX_ERRORS
return warn ? -ETXTBSY : 0;
#else
* Table of various FUNC_MUX and PULL_DWN combinations for each device.
* See also reg_cfg_t above for the lookup table.
*/
-static reg_cfg_set __initdata_or_module
+static const reg_cfg_set __initdata_or_module
reg_cfg_table[] = {
/*
* description mux mode mux pull pull pull pu_pd pu dbg
MUX_CFG("W9_USB2_TXEN", B, 9, 1, NA, 0, 0, NA, 0, 1)
MUX_CFG("AA9_USB2_VP", B, 6, 1, NA, 0, 0, NA, 0, 1)
MUX_CFG("Y5_USB2_RCV", C, 21, 1, NA, 0, 0, NA, 0, 1)
-MUX_CFG("R8_USB2_VM", C, 18, 1, NA, 0, 0, NA, 0, 1)
+MUX_CFG("R9_USB2_VM", C, 18, 1, NA, 0, 0, NA, 0, 1)
MUX_CFG("V6_USB2_TXD", C, 27, 2, NA, 0, 0, NA, 0, 1)
MUX_CFG("W5_USB2_SE0", C, 24, 2, NA, 0, 0, NA, 0, 1)