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[COMMON] i2c: exynos5: I2C SFR changes
authorKyungwoo Kang <kwoo.kang@samsung.com>
Thu, 4 May 2017 04:51:41 +0000 (13:51 +0900)
committermyung-su.cha <myung-su.cha@samsung.com>
Wed, 9 May 2018 12:14:45 +0000 (21:14 +0900)
Trans status register has been changed by USIv2.

Change-Id: Ib5e50d59465eff40ba33fa19b7c42b84675f4668
Signed-off-by: Kyungwoo Kang <kwoo.kang@samsung.com>
drivers/i2c/busses/i2c-exynos5.c patch | blob | blame | history

diff --git a/drivers/i2c/busses/i2c-exynos5.c b/drivers/i2c/busses/i2c-exynos5.c
index d3bf839226fdf5623e0d6922d15da40d7e0b8c53..10850f757b64d18aac88f7ca7131066cf7b71b50 100644 (file)
--- a/drivers/i2c/busses/i2c-exynos5.c
+++ b/drivers/i2c/busses/i2c-exynos5.c
@@ -790,7 +790,8 @@ static int exynos5_i2c_xfer(struct i2c_adapter *adap,
        /* master should be reset */
        if (i2c->reset_before_trans) {
                if (unlikely((readl(i2c->regs + HSI2C_TRANS_STATUS)
-                       & HSI2C_MAST_ST_MASK) == 0xC)) {
+                       & HSI2C_MAST_ST_MASK) == 0x6)) {
+                       pr_info("%s trans status and reset = %s\n", __func__, adap->name);
                        i2c->need_hw_init = 1;
                }
        }