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authorFlorian Fainelli <f.fainelli@gmail.com>2017-10-12 02:53:11 +0200
committerKishon Vijay Abraham I <kishon@ti.com>2017-10-23 07:49:26 +0200
commit6ec248fed585d88873c79088cba45918f7724eff (patch)
tree00194225ffcd0123878c4d0004e9444dee3b0874 /drivers/phy
parentdt-bindings: phy: Add RX equalizer properties for Broadcom SATA PHY (diff)
downloadlinux-6ec248fed585d88873c79088cba45918f7724eff.tar.xz
linux-6ec248fed585d88873c79088cba45918f7724eff.zip
phy: brcm-sata: Prepare for doing more tuning
Split the functional code in brcm_stb_sata_init() to a separate function that actually does configure spread spectrum: brcm_stb_sata_ssc_init() and make that function return void, since that function cannot fail. Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Diffstat (limited to 'drivers/phy')
-rw-r--r--drivers/phy/broadcom/phy-brcm-sata.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/phy/broadcom/phy-brcm-sata.c b/drivers/phy/broadcom/phy-brcm-sata.c
index 9d7f74fe3d7c..0152d0b32dae 100644
--- a/drivers/phy/broadcom/phy-brcm-sata.c
+++ b/drivers/phy/broadcom/phy-brcm-sata.c
@@ -190,7 +190,7 @@ static u32 brcm_sata_phy_rd(void __iomem *pcb_base, u32 bank, u32 ofs)
#define STB_FMAX_VAL_DEFAULT 0x3df
#define STB_FMAX_VAL_SSC 0x83
-static int brcm_stb_sata_init(struct brcm_sata_port *port)
+static void brcm_stb_sata_ssc_init(struct brcm_sata_port *port)
{
void __iomem *base = brcm_sata_pcb_base(port);
struct brcm_sata_phy *priv = port->phy_priv;
@@ -215,6 +215,11 @@ static int brcm_stb_sata_init(struct brcm_sata_port *port)
brcm_sata_phy_wr(base, TXPMD_REG_BANK, TXPMD_TX_FREQ_CTRL_CONTROL3,
~TXPMD_TX_FREQ_CTRL_CONTROL3_FMAX_MASK, tmp);
+}
+
+static int brcm_stb_sata_init(struct brcm_sata_port *port)
+{
+ brcm_stb_sata_ssc_init(port);
return 0;
}