mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-08-24 01:41:39 +00:00
Code Issues Releases Wiki Activity

phy: phy_brcmstb_sata: add data for phy version

Browse source 
Add data for phy version, and the default value of version is using the
BRCM_SATA_PHY_28NM.

Signed-off-by: Jaedon Shin <jaedon.shin@gmail.com>
Tested-by: Florian Fainelli <f.fainelli@gmail.com>
Acked-by: Brian Norris <computersforpeace@gmail.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
This commit is contained in:
Jaedon Shin 2015-11-26 11:56:34 +09:00 committed by Kishon Vijay Abraham I
parent 1dc3a8582c
commit 810c6f169f
1 changed files with 20 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

23
drivers/phy/phy-brcmstb-sata.c
View file

@ -30,7 +30,11 @@
#define MAX_PORTS 2
/* Register offset between PHYs in PCB space */
#define SATA_MDIO_REG_SPACE_SIZE 0x1000
#define SATA_MDIO_REG_28NM_SPACE_SIZE 0x1000
enum brcm_sata_phy_version {
BRCM_SATA_PHY_28NM,
};
struct brcm_sata_port {
int portnum;
@ -42,6 +46,7 @@ struct brcm_sata_port {
struct brcm_sata_phy {
struct device *dev;
void __iomem *phy_base;
enum brcm_sata_phy_version version;
struct brcm_sata_port phys[MAX_PORTS];
};
@ -64,8 +69,12 @@ enum sata_mdio_phy_regs_28nm {
static inline void __iomem *brcm_sata_phy_base(struct brcm_sata_port *port)
{
struct brcm_sata_phy *priv = port->phy_priv;
u32 offset;
return priv->phy_base + (port->portnum * SATA_MDIO_REG_SPACE_SIZE);
if (priv->version == BRCM_SATA_PHY_28NM)
offset = SATA_MDIO_REG_28NM_SPACE_SIZE;
return priv->phy_base + (port->portnum * offset);
}
static void brcm_sata_mdio_wr(void __iomem *addr, u32 bank, u32 ofs,
@ -126,7 +135,8 @@ static const struct phy_ops phy_ops_28nm = {
};
static const struct of_device_id brcm_sata_phy_of_match[] = {
{ .compatible = "brcm,bcm7445-sata-phy" },
{ .compatible = "brcm,bcm7445-sata-phy",
.data = (void *)BRCM_SATA_PHY_28NM },
{},
};
MODULE_DEVICE_TABLE(of, brcm_sata_phy_of_match);
@ -135,6 +145,7 @@ static int brcm_sata_phy_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct device_node *dn = dev->of_node, *child;
const struct of_device_id *of_id;
struct brcm_sata_phy *priv;
struct resource *res;
struct phy_provider *provider;
@ -154,6 +165,12 @@ static int brcm_sata_phy_probe(struct platform_device *pdev)
if (IS_ERR(priv->phy_base))
return PTR_ERR(priv->phy_base);
of_id = of_match_node(brcm_sata_phy_of_match, dn);
if (of_id)
priv->version = (enum brcm_sata_phy_version)of_id->data;
else
priv->version = BRCM_SATA_PHY_28NM;
for_each_available_child_of_node(dn, child) {
unsigned int id;
struct brcm_sata_port *port;