code.vuplus.com Git - vuplus_openembedded/blob - packages/linux/linux-omap2-git/beagleboard/TWL4030-04.patch

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  24 MBOX-Line: From nobody Thu Jul 17 19:34:51 2008
  25 From:   Paul Walmsley <paul@pwsan.com>
  26 Subject: [PATCH 4/9] TWL4030: clear MADC interrupt status registers upon init
  27 To:     linux-omap@vger.kernel.org
  28 Date:   Thu, 17 Jul 2008 19:34:51 -0600
  29 Message-ID: <20080718013450.18943.33397.stgit@localhost.localdomain>
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  40
  41 twl_init_irq() does not clear MADC interrupt status registers upon init -
  42 fix.
  43
  44 Signed-off-by: Paul Walmsley <paul@pwsan.com>
  45 ---
  46
  47  drivers/i2c/chips/twl4030-core.c |   14 ++++++++++++++
  48  1 files changed, 14 insertions(+), 0 deletions(-)
  49
  50 diff --git a/drivers/i2c/chips/twl4030-core.c b/drivers/i2c/chips/twl4030-core.c
  51 index bb0732c..9d93524 100644
  52 --- a/drivers/i2c/chips/twl4030-core.c
  53 +++ b/drivers/i2c/chips/twl4030-core.c
  54 @@ -821,6 +821,20 @@ static void twl_init_irq(void)
  55                 return;
  56         }
  57
  58 +       /* MADC_ISR1 */
  59 +       res = twl4030_i2c_write_u8(TWL4030_MODULE_MADC, 0xFF, 0x61);
  60 +       if (res < 0) {
  61 +               pr_err("%s[%d][%d]\n", msg, res, __LINE__);
  62 +               return;
  63 +       }
  64 +
  65 +       /* MADC_ISR2 */
  66 +       res = twl4030_i2c_write_u8(TWL4030_MODULE_MADC, 0xFF, 0x63);
  67 +       if (res < 0) {
  68 +               pr_err("%s[%d][%d]\n", msg, res, __LINE__);
  69 +               return;
  70 +       }
  71 +
  72         /* key Pad */
  73         /* KEYPAD - IMR1 */
  74         res = twl4030_i2c_write_u8(TWL4030_MODULE_KEYPAD, 0xFF, (0x12));
  75
  76
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