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authorSwapnil Jakhade <sjakhade@cadence.com>2021-12-23 09:01:27 +0300
committerVinod Koul <vkoul@kernel.org>2021-12-27 14:05:08 +0300
commit1e902b2ae3e9c0873d38b415b2af0811b4897ad4 (patch)
treed09646042465666a469bcd701cc22b1bfed2df89 /drivers/phy
parent262303b92945f4d05bec78ead17f5c7c0d098d54 (diff)
downloadlinux-1e902b2ae3e9c0873d38b415b2af0811b4897ad4.tar.xz
phy: cadence: Sierra: Add support to get SSC type from device tree
Add support to get SSC type from DT. Signed-off-by: Swapnil Jakhade <sjakhade@cadence.com> Reviewed-by: Aswath Govindraju <a-govindraju@ti.com> Link: https://lore.kernel.org/r/20211223060137.9252-6-sjakhade@cadence.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/phy')
-rw-r--r--drivers/phy/cadence/phy-cadence-sierra.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/phy/cadence/phy-cadence-sierra.c b/drivers/phy/cadence/phy-cadence-sierra.c
index c82ac6716f5e..4674328574f5 100644
--- a/drivers/phy/cadence/phy-cadence-sierra.c
+++ b/drivers/phy/cadence/phy-cadence-sierra.c
@@ -238,6 +238,7 @@ struct cdns_sierra_inst {
u32 num_lanes;
u32 mlane;
struct reset_control *lnk_rst;
+ enum cdns_sierra_ssc_mode ssc_mode;
};
struct cdns_reg_pairs {
@@ -360,7 +361,7 @@ static int cdns_sierra_phy_init(struct phy *gphy)
const struct cdns_sierra_data *init_data = phy->init_data;
struct cdns_sierra_vals *pma_cmn_vals, *pma_ln_vals;
enum cdns_sierra_phy_type phy_type = ins->phy_type;
- enum cdns_sierra_ssc_mode ssc = EXTERNAL_SSC;
+ enum cdns_sierra_ssc_mode ssc = ins->ssc_mode;
const struct cdns_reg_pairs *reg_pairs;
struct regmap *regmap;
u32 num_regs;
@@ -623,6 +624,9 @@ static int cdns_sierra_get_optional(struct cdns_sierra_inst *inst,
return -EINVAL;
}
+ inst->ssc_mode = EXTERNAL_SSC;
+ of_property_read_u32(child, "cdns,ssc-mode", &inst->ssc_mode);
+
return 0;
}