diff options
Diffstat (limited to 'drivers/i2c/busses/i2c-pxa.c')
-rw-r--r-- | drivers/i2c/busses/i2c-pxa.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/i2c/busses/i2c-pxa.c b/drivers/i2c/busses/i2c-pxa.c index 5d5fbc518b7b..57fbffd1ccc0 100644 --- a/drivers/i2c/busses/i2c-pxa.c +++ b/drivers/i2c/busses/i2c-pxa.c | |||
@@ -189,14 +189,14 @@ static inline int i2c_pxa_is_slavemode(struct pxa_i2c *i2c) | |||
189 | 189 | ||
190 | static void i2c_pxa_abort(struct pxa_i2c *i2c) | 190 | static void i2c_pxa_abort(struct pxa_i2c *i2c) |
191 | { | 191 | { |
192 | unsigned long timeout = jiffies + HZ/4; | 192 | int i = 250; |
193 | 193 | ||
194 | if (i2c_pxa_is_slavemode(i2c)) { | 194 | if (i2c_pxa_is_slavemode(i2c)) { |
195 | dev_dbg(&i2c->adap.dev, "%s: called in slave mode\n", __func__); | 195 | dev_dbg(&i2c->adap.dev, "%s: called in slave mode\n", __func__); |
196 | return; | 196 | return; |
197 | } | 197 | } |
198 | 198 | ||
199 | while (time_before(jiffies, timeout) && (readl(_IBMR(i2c)) & 0x1) == 0) { | 199 | while ((i > 0) && (readl(_IBMR(i2c)) & 0x1) == 0) { |
200 | unsigned long icr = readl(_ICR(i2c)); | 200 | unsigned long icr = readl(_ICR(i2c)); |
201 | 201 | ||
202 | icr &= ~ICR_START; | 202 | icr &= ~ICR_START; |
@@ -206,7 +206,8 @@ static void i2c_pxa_abort(struct pxa_i2c *i2c) | |||
206 | 206 | ||
207 | show_state(i2c); | 207 | show_state(i2c); |
208 | 208 | ||
209 | msleep(1); | 209 | mdelay(1); |
210 | i --; | ||
210 | } | 211 | } |
211 | 212 | ||
212 | writel(readl(_ICR(i2c)) & ~(ICR_MA | ICR_START | ICR_STOP), | 213 | writel(readl(_ICR(i2c)) & ~(ICR_MA | ICR_START | ICR_STOP), |