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| author | Łukasz Majewski <l.majewski@samsung.com> | 2012-11-13 03:21:52 +0000 |
|---|---|---|
| committer | Anatolij Gustschin <agust@denx.de> | 2012-11-14 11:21:07 +0100 |
| commit | b5bf9cafea246a6572c122bb3971cb48f50fc9ce (patch) | |
| tree | 87e1757094ee1a44bef2ba26fff14fc8adef4bc2 /drivers | |
| parent | a6d0f62a0ccac7669b1efe320e28c276b1b8084b (diff) | |
| download | u-boot-imx-b5bf9cafea246a6572c122bb3971cb48f50fc9ce.zip u-boot-imx-b5bf9cafea246a6572c122bb3971cb48f50fc9ce.tar.gz u-boot-imx-b5bf9cafea246a6572c122bb3971cb48f50fc9ce.tar.bz2 | |
pmic:i2c: Handle PMIC I2C transmission comprising of two bytes
This patch adds support for proper handling of a PMIC I2C transmission
comprising of two bytes.
Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Cc: Stefano Babic <sbabic@denx.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/misc/pmic_i2c.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/misc/pmic_i2c.c b/drivers/misc/pmic_i2c.c index 95a3365..e74c372 100644 --- a/drivers/misc/pmic_i2c.c +++ b/drivers/misc/pmic_i2c.c @@ -44,6 +44,10 @@ int pmic_reg_write(struct pmic *p, u32 reg, u32 val) buf[1] = (val >> 8) & 0xff; buf[2] = val & 0xff; break; + case 2: + buf[0] = (val >> 8) & 0xff; + buf[1] = val & 0xff; + break; case 1: buf[0] = val & 0xff; break; @@ -73,6 +77,9 @@ int pmic_reg_read(struct pmic *p, u32 reg, u32 *val) case 3: ret_val = buf[0] << 16 | buf[1] << 8 | buf[2]; break; + case 2: + ret_val = buf[0] << 8 | buf[1]; + break; case 1: ret_val = buf[0]; break; @@ -88,7 +95,7 @@ int pmic_reg_read(struct pmic *p, u32 reg, u32 *val) int pmic_probe(struct pmic *p) { I2C_SET_BUS(p->bus); - debug("PMIC:%s probed!\n", p->name); + debug("Bus: %d PMIC:%s probed!\n", p->bus, p->name); if (i2c_probe(pmic_i2c_addr)) { printf("Can't find PMIC:%s\n", p->name); return -1; |