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authorMicky Ching <micky_ching@realsil.com.cn>2014-10-10 13:58:44 +0800
committerLee Jones <lee.jones@linaro.org>2014-11-25 16:18:48 +0000
commit5cb5d9616a47d5383a85379afa4429382ef46b38 (patch)
treececbc166e912f9ac1f40dcb32ad2b2fec5be8684 /drivers/mfd/rts5227.c
parent130dd5b039dcbab7bcb2fdce0bb3cc7347b08b29 (diff)
mfd: rtsx: Fix PM suspend for 5227 & 5249
Fix rts5227&5249 failed send buffer cmd after suspend, PM_CTRL3 should reset before send any buffer cmd after suspend. Otherwise, buffer cmd will failed, this will lead resume fail. Signed-off-by: Micky Ching <micky_ching@realsil.com.cn> Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/mfd/rts5227.c')
-rw-r--r--drivers/mfd/rts5227.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/mfd/rts5227.c b/drivers/mfd/rts5227.c
index 9c8eec80ceed..32407404d838 100644
--- a/drivers/mfd/rts5227.c
+++ b/drivers/mfd/rts5227.c
@@ -130,6 +130,12 @@ static int rts5227_extra_init_hw(struct rtsx_pcr *pcr)
static int rts5227_optimize_phy(struct rtsx_pcr *pcr)
{
+ int err;
+
+ err = rtsx_gops_pm_reset(pcr);
+ if (err < 0)
+ return err;
+
/* Optimize RX sensitivity */
return rtsx_pci_write_phy_register(pcr, 0x00, 0xBA42);
}