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>

diff --git a/drivers/phy/broadcom/phy-brcm-sata.c b/drivers/phy/broadcom/phy-brcm-sata.c
index 9d7f74fe3d7cf74759869e0547db8eb1954213a7..0152d0b32daeea66ff0271102a012b59c929608a 100644 (file)
--- 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;
 }