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Message-ID: <1617946456-27773-7-git-send-email-sjakhade@cadence.com>
Date: Fri, 9 Apr 2021 07:34:08 +0200
From: Swapnil Jakhade <sjakhade@...ence.com>
To: <vkoul@...nel.org>, <kishon@...com>, <p.zabel@...gutronix.de>,
<linux-phy@...ts.infradead.org>, <linux-kernel@...r.kernel.org>
CC: <mparab@...ence.com>, <sjakhade@...ence.com>, <lokeshvutla@...com>
Subject: [PATCH 06/14] phy: cadence-torrent: Reorder functions to avoid function declarations
Reorder some functions to avoid function declarations. Also, remove
unnecessary line breaks while moving. No functional change.
Signed-off-by: Swapnil Jakhade <sjakhade@...ence.com>
---
drivers/phy/cadence/phy-cadence-torrent.c | 305 +++++++++-------------
1 file changed, 121 insertions(+), 184 deletions(-)
diff --git a/drivers/phy/cadence/phy-cadence-torrent.c b/drivers/phy/cadence/phy-cadence-torrent.c
index 4ec5909f192c..396c3810a69d 100644
--- a/drivers/phy/cadence/phy-cadence-torrent.c
+++ b/drivers/phy/cadence/phy-cadence-torrent.c
@@ -342,9 +342,6 @@ struct cdns_torrent_derived_refclk {
container_of(_hw, struct cdns_torrent_derived_refclk, hw)
static
-void cdns_torrent_dp_pma_cmn_vco_cfg_19_2mhz(struct cdns_torrent_phy *cdns_phy,
- u32 rate, bool ssc);
-static
void cdns_torrent_dp_pma_cmn_vco_cfg_25mhz(struct cdns_torrent_phy *cdns_phy,
u32 rate, bool ssc);
@@ -579,6 +576,127 @@ static const struct coefficients vltg_coeff[4][4] = {
}
};
+/*
+ * Set registers responsible for enabling and configuring SSC, with second and
+ * third register values provided by parameters.
+ */
+static
+void cdns_torrent_dp_enable_ssc_19_2mhz(struct cdns_torrent_phy *cdns_phy,
+ u32 ctrl2_val, u32 ctrl3_val)
+{
+ struct regmap *regmap = cdns_phy->regmap_common_cdb;
+
+ cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL1_M0, 0x0001);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL1_M0, ctrl2_val);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL1_M0, ctrl3_val);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL4_M0, 0x0003);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL1_M0, 0x0001);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL1_M0, ctrl2_val);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL1_M0, ctrl3_val);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL4_M0, 0x0003);
+}
+
+static
+void cdns_torrent_dp_pma_cmn_vco_cfg_19_2mhz(struct cdns_torrent_phy *cdns_phy,
+ u32 rate, bool ssc)
+{
+ struct regmap *regmap = cdns_phy->regmap_common_cdb;
+
+ /* Assumes 19.2 MHz refclock */
+ switch (rate) {
+ /* Setting VCO for 10.8GHz */
+ case 2700:
+ case 5400:
+ cdns_torrent_phy_write(regmap, CMN_PLL0_INTDIV_M0, 0x0119);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVL_M0, 0x4000);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVH_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_HIGH_THR_M0, 0x00BC);
+ cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CTRL_M0, 0x0012);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_INTDIV_M0, 0x0119);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVL_M0, 0x4000);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVH_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_HIGH_THR_M0, 0x00BC);
+ cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CTRL_M0, 0x0012);
+ if (ssc)
+ cdns_torrent_dp_enable_ssc_19_2mhz(cdns_phy, 0x033A, 0x006A);
+ break;
+ /* Setting VCO for 9.72GHz */
+ case 1620:
+ case 2430:
+ case 3240:
+ cdns_torrent_phy_write(regmap, CMN_PLL0_INTDIV_M0, 0x01FA);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVL_M0, 0x4000);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVH_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_HIGH_THR_M0, 0x0152);
+ cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CTRL_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_INTDIV_M0, 0x01FA);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVL_M0, 0x4000);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVH_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_HIGH_THR_M0, 0x0152);
+ cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CTRL_M0, 0x0002);
+ if (ssc)
+ cdns_torrent_dp_enable_ssc_19_2mhz(cdns_phy, 0x05DD, 0x0069);
+ break;
+ /* Setting VCO for 8.64GHz */
+ case 2160:
+ case 4320:
+ cdns_torrent_phy_write(regmap, CMN_PLL0_INTDIV_M0, 0x01C2);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVL_M0, 0x0000);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVH_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_HIGH_THR_M0, 0x012C);
+ cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CTRL_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_INTDIV_M0, 0x01C2);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVL_M0, 0x0000);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVH_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_HIGH_THR_M0, 0x012C);
+ cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CTRL_M0, 0x0002);
+ if (ssc)
+ cdns_torrent_dp_enable_ssc_19_2mhz(cdns_phy, 0x0536, 0x0069);
+ break;
+ /* Setting VCO for 8.1GHz */
+ case 8100:
+ cdns_torrent_phy_write(regmap, CMN_PLL0_INTDIV_M0, 0x01A5);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVL_M0, 0xE000);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_FRACDIVH_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_HIGH_THR_M0, 0x011A);
+ cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL0_CTRL_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_INTDIV_M0, 0x01A5);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVL_M0, 0xE000);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_FRACDIVH_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_HIGH_THR_M0, 0x011A);
+ cdns_torrent_phy_write(regmap, CMN_PDIAG_PLL1_CTRL_M0, 0x0002);
+ if (ssc)
+ cdns_torrent_dp_enable_ssc_19_2mhz(cdns_phy, 0x04D7, 0x006A);
+ break;
+ }
+
+ if (ssc) {
+ cdns_torrent_phy_write(regmap, CMN_PLL0_VCOCAL_PLLCNT_START, 0x025E);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_LOCK_PLLCNT_THR, 0x0005);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_VCOCAL_PLLCNT_START, 0x025E);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_LOCK_PLLCNT_THR, 0x0005);
+ } else {
+ cdns_torrent_phy_write(regmap, CMN_PLL0_VCOCAL_PLLCNT_START, 0x0260);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_VCOCAL_PLLCNT_START, 0x0260);
+ /* Set reset register values to disable SSC */
+ cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL1_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL2_M0, 0x0000);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL3_M0, 0x0000);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL4_M0, 0x0000);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_LOCK_PLLCNT_THR, 0x0003);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL1_M0, 0x0002);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL2_M0, 0x0000);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL3_M0, 0x0000);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL4_M0, 0x0000);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_LOCK_PLLCNT_THR, 0x0003);
+ }
+
+ cdns_torrent_phy_write(regmap, CMN_PLL0_LOCK_REFCNT_START, 0x0099);
+ cdns_torrent_phy_write(regmap, CMN_PLL0_LOCK_PLLCNT_START, 0x0099);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_LOCK_REFCNT_START, 0x0099);
+ cdns_torrent_phy_write(regmap, CMN_PLL1_LOCK_PLLCNT_START, 0x0099);
+}
+
/*
* Enable or disable PLL for selected lanes.
*/
@@ -1211,187 +1329,6 @@ static int cdns_torrent_dp_init(struct phy *phy)
return ret;
}
-/*
- * Set registers responsible for enabling and configuring SSC, with second and
- * third register values provided by parameters.
- */
-static
-void cdns_torrent_dp_enable_ssc_19_2mhz(struct cdns_torrent_phy *cdns_phy,
- u32 ctrl2_val, u32 ctrl3_val)
-{
- struct regmap *regmap = cdns_phy->regmap_common_cdb;
-
- cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL1_M0, 0x0001);
- cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL1_M0, ctrl2_val);
- cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL1_M0, ctrl3_val);
- cdns_torrent_phy_write(regmap, CMN_PLL0_SS_CTRL4_M0, 0x0003);
- cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL1_M0, 0x0001);
- cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL1_M0, ctrl2_val);
- cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL1_M0, ctrl3_val);
- cdns_torrent_phy_write(regmap, CMN_PLL1_SS_CTRL4_M0, 0x0003);
-}
-
-static
-void cdns_torrent_dp_pma_cmn_vco_cfg_19_2mhz(struct cdns_torrent_phy *cdns_phy,
- u32 rate, bool ssc)
-{
- struct regmap *regmap = cdns_phy->regmap_common_cdb;
-
- /* Assumes 19.2 MHz refclock */
- switch (rate) {
- /* Setting VCO for 10.8GHz */
- case 2700:
- case 5400:
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_INTDIV_M0, 0x0119);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_FRACDIVL_M0, 0x4000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_FRACDIVH_M0, 0x0002);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_HIGH_THR_M0, 0x00BC);
- cdns_torrent_phy_write(regmap,
- CMN_PDIAG_PLL0_CTRL_M0, 0x0012);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_INTDIV_M0, 0x0119);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_FRACDIVL_M0, 0x4000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_FRACDIVH_M0, 0x0002);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_HIGH_THR_M0, 0x00BC);
- cdns_torrent_phy_write(regmap,
- CMN_PDIAG_PLL1_CTRL_M0, 0x0012);
- if (ssc)
- cdns_torrent_dp_enable_ssc_19_2mhz(cdns_phy, 0x033A,
- 0x006A);
- break;
- /* Setting VCO for 9.72GHz */
- case 1620:
- case 2430:
- case 3240:
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_INTDIV_M0, 0x01FA);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_FRACDIVL_M0, 0x4000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_FRACDIVH_M0, 0x0002);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_HIGH_THR_M0, 0x0152);
- cdns_torrent_phy_write(regmap,
- CMN_PDIAG_PLL0_CTRL_M0, 0x0002);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_INTDIV_M0, 0x01FA);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_FRACDIVL_M0, 0x4000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_FRACDIVH_M0, 0x0002);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_HIGH_THR_M0, 0x0152);
- cdns_torrent_phy_write(regmap,
- CMN_PDIAG_PLL1_CTRL_M0, 0x0002);
- if (ssc)
- cdns_torrent_dp_enable_ssc_19_2mhz(cdns_phy, 0x05DD,
- 0x0069);
- break;
- /* Setting VCO for 8.64GHz */
- case 2160:
- case 4320:
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_INTDIV_M0, 0x01C2);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_FRACDIVL_M0, 0x0000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_FRACDIVH_M0, 0x0002);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_HIGH_THR_M0, 0x012C);
- cdns_torrent_phy_write(regmap,
- CMN_PDIAG_PLL0_CTRL_M0, 0x0002);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_INTDIV_M0, 0x01C2);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_FRACDIVL_M0, 0x0000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_FRACDIVH_M0, 0x0002);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_HIGH_THR_M0, 0x012C);
- cdns_torrent_phy_write(regmap,
- CMN_PDIAG_PLL1_CTRL_M0, 0x0002);
- if (ssc)
- cdns_torrent_dp_enable_ssc_19_2mhz(cdns_phy, 0x0536,
- 0x0069);
- break;
- /* Setting VCO for 8.1GHz */
- case 8100:
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_INTDIV_M0, 0x01A5);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_FRACDIVL_M0, 0xE000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_FRACDIVH_M0, 0x0002);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_HIGH_THR_M0, 0x011A);
- cdns_torrent_phy_write(regmap,
- CMN_PDIAG_PLL0_CTRL_M0, 0x0002);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_INTDIV_M0, 0x01A5);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_FRACDIVL_M0, 0xE000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_FRACDIVH_M0, 0x0002);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_HIGH_THR_M0, 0x011A);
- cdns_torrent_phy_write(regmap,
- CMN_PDIAG_PLL1_CTRL_M0, 0x0002);
- if (ssc)
- cdns_torrent_dp_enable_ssc_19_2mhz(cdns_phy, 0x04D7,
- 0x006A);
- break;
- }
-
- if (ssc) {
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_VCOCAL_PLLCNT_START, 0x025E);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_LOCK_PLLCNT_THR, 0x0005);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_VCOCAL_PLLCNT_START, 0x025E);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_LOCK_PLLCNT_THR, 0x0005);
- } else {
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_VCOCAL_PLLCNT_START, 0x0260);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_VCOCAL_PLLCNT_START, 0x0260);
- /* Set reset register values to disable SSC */
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_SS_CTRL1_M0, 0x0002);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_SS_CTRL2_M0, 0x0000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_SS_CTRL3_M0, 0x0000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_SS_CTRL4_M0, 0x0000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL0_LOCK_PLLCNT_THR, 0x0003);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_SS_CTRL1_M0, 0x0002);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_SS_CTRL2_M0, 0x0000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_SS_CTRL3_M0, 0x0000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_SS_CTRL4_M0, 0x0000);
- cdns_torrent_phy_write(regmap,
- CMN_PLL1_LOCK_PLLCNT_THR, 0x0003);
- }
-
- cdns_torrent_phy_write(regmap, CMN_PLL0_LOCK_REFCNT_START, 0x0099);
- cdns_torrent_phy_write(regmap, CMN_PLL0_LOCK_PLLCNT_START, 0x0099);
- cdns_torrent_phy_write(regmap, CMN_PLL1_LOCK_REFCNT_START, 0x0099);
- cdns_torrent_phy_write(regmap, CMN_PLL1_LOCK_PLLCNT_START, 0x0099);
-}
-
/*
* Set registers responsible for enabling and configuring SSC, with second
* register value provided by a parameter.
--
2.26.1
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