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authorToshiyuki Ogasahara <toshiyuki.ogasahara.bo@hitachi.com>2020-11-30 20:42:27 +0900
committerMarek Vasut <marek.vasut+renesas@gmail.com>2021-07-10 17:35:23 +0200
commitb757d3a1d901bee9b7ad430702575adba04889ba (patch)
tree3ae35dc7fe4041a9317787f542a4bc1424063526 /drivers/renesas/common
parent0dae56bb2f0aa1f89ec98ebe3931fb19751a5c72 (diff)
downloadtrusted-firmware-a-b757d3a1d901bee9b7ad430702575adba04889ba.tar.gz
fix(drivers/rcar3): i2c_dvfs: fix I2C operation
This commit fixes value to write to the ICCR register according to the hardware manual. Signed-off-by: Toshiyuki Ogasahara <toshiyuki.ogasahara.bo@hitachi.com> Signed-off-by: Yoshifumi Hosoya <yoshifumi.hosoya.wj@renesas.com> Change-Id: I1f612a482c012a6739e2f31db80224b222df766c
Diffstat (limited to 'drivers/renesas/common')
-rw-r--r--drivers/renesas/common/iic_dvfs/iic_dvfs.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/renesas/common/iic_dvfs/iic_dvfs.c b/drivers/renesas/common/iic_dvfs/iic_dvfs.c
index e1c9a5bd4d..bf80697285 100644
--- a/drivers/renesas/common/iic_dvfs/iic_dvfs.c
+++ b/drivers/renesas/common/iic_dvfs/iic_dvfs.c
@@ -517,7 +517,7 @@ RCAR_DVFS_API(send, uint8_t slave, uint8_t reg_addr, uint8_t reg_data)
uint32_t err = 0U;
mstpcr_write(SCMSTPCR9, CPG_MSTPSR9, CPG_BIT_SMSTPCR9_DVFS);
- mmio_write_8(IIC_DVFS_REG_ICCR, 0U);
+ mmio_write_8(IIC_DVFS_REG_ICCR, 1U);
again:
switch (state) {
case DVFS_START:
@@ -557,7 +557,7 @@ RCAR_DVFS_API(receive, uint8_t slave, uint8_t reg, uint8_t *data)
uint32_t err = 0U;
mstpcr_write(SCMSTPCR9, CPG_MSTPSR9, CPG_BIT_SMSTPCR9_DVFS);
- mmio_write_8(IIC_DVFS_REG_ICCR, 0U);
+ mmio_write_8(IIC_DVFS_REG_ICCR, 1U);
again:
switch (state) {
case DVFS_START: