From: Rhyland Klein <rklein@nvidia.com>
To: Peter De Schrijver <pdeschrijver@nvidia.com>
Cc: Mike Turquette <mturquette@baylibre.com>,
Stephen Warren <swarren@wwwdotorg.org>,
Stephen Boyd <sboyd@codeaurora.org>,
Thierry Reding <thierry.reding@gmail.com>,
Alexandre Courbot <gnurou@gmail.com>,
Bill Huang <bilhuang@nvidia.com>, Jim Lin <jilin@nvidia.com>,
Benson Leung <bleung@chromium.org>,
linux-clk@vger.kernel.org, linux-tegra@vger.kernel.org,
linux-kernel@vger.kernel.org, Mark Kuo <mkuo@nvidia.com>,
Rhyland Klein <rklein@nvidia.com>
Subject: [PATCH 8/9] clk: tegra: pll: Fix PLLE SS config
Date: Fri, 8 Jan 2016 13:45:13 -0500 [thread overview]
Message-ID: <1452278714-10751-9-git-send-email-rklein@nvidia.com> (raw)
In-Reply-To: <1452278714-10751-1-git-send-email-rklein@nvidia.com>
From: Mark Kuo <mkuo@nvidia.com>
Fix PLLE spread spectrum configuration so it aligns with downstream
kernel.
Signed-off-by: Mark Kuo <mkuo@nvidia.com>
Signed-off-by: Rhyland Klein <rklein@nvidia.com>
---
drivers/clk/tegra/clk-pll.c | 22 ++++++++++++++--------
1 file changed, 14 insertions(+), 8 deletions(-)
diff --git a/drivers/clk/tegra/clk-pll.c b/drivers/clk/tegra/clk-pll.c
index d9c3109b75bd..6ac3f843e7ca 100644
--- a/drivers/clk/tegra/clk-pll.c
+++ b/drivers/clk/tegra/clk-pll.c
@@ -86,15 +86,21 @@
#define PLLE_SS_DISABLE (PLLE_SS_CNTL_BYPASS_SS | PLLE_SS_CNTL_INTERP_RESET |\
PLLE_SS_CNTL_SSC_BYP)
#define PLLE_SS_MAX_MASK 0x1ff
-#define PLLE_SS_MAX_VAL 0x25
+#define PLLE_SS_MAX_VAL_TEGRA114 0x25
+#define PLLE_SS_MAX_VAL_TEGRA210 0x21
#define PLLE_SS_INC_MASK (0xff << 16)
#define PLLE_SS_INC_VAL (0x1 << 16)
#define PLLE_SS_INCINTRV_MASK (0x3f << 24)
-#define PLLE_SS_INCINTRV_VAL (0x20 << 24)
+#define PLLE_SS_INCINTRV_VAL_TEGRA114 (0x20 << 24)
+#define PLLE_SS_INCINTRV_VAL_TEGRA210 (0x23 << 24)
#define PLLE_SS_COEFFICIENTS_MASK \
(PLLE_SS_MAX_MASK | PLLE_SS_INC_MASK | PLLE_SS_INCINTRV_MASK)
-#define PLLE_SS_COEFFICIENTS_VAL \
- (PLLE_SS_MAX_VAL | PLLE_SS_INC_VAL | PLLE_SS_INCINTRV_VAL)
+#define PLLE_SS_COEFFICIENTS_VAL_TEGRA114 \
+ (PLLE_SS_MAX_VAL_TEGRA114 | PLLE_SS_INC_VAL |\
+ PLLE_SS_INCINTRV_VAL_TEGRA114)
+#define PLLE_SS_COEFFICIENTS_VAL_TEGRA210 \
+ (PLLE_SS_MAX_VAL_TEGRA210 | PLLE_SS_INC_VAL |\
+ PLLE_SS_INCINTRV_VAL_TEGRA210)
#define PLLE_AUX_PLLP_SEL BIT(2)
#define PLLE_AUX_USE_LOCKDET BIT(3)
@@ -1401,7 +1407,7 @@ static int clk_plle_tegra114_enable(struct clk_hw *hw)
val |= PLLE_MISC_IDDQ_SW_CTRL;
val &= ~PLLE_MISC_IDDQ_SW_VALUE;
val |= PLLE_MISC_PLLE_PTS;
- val |= PLLE_MISC_VREG_BG_CTRL_MASK | PLLE_MISC_VREG_CTRL_MASK;
+ val &= ~(PLLE_MISC_VREG_BG_CTRL_MASK | PLLE_MISC_VREG_CTRL_MASK);
pll_writel_misc(val, pll);
udelay(5);
@@ -1428,7 +1434,7 @@ static int clk_plle_tegra114_enable(struct clk_hw *hw)
val = pll_readl(PLLE_SS_CTRL, pll);
val &= ~(PLLE_SS_CNTL_CENTER | PLLE_SS_CNTL_INVERT);
val &= ~PLLE_SS_COEFFICIENTS_MASK;
- val |= PLLE_SS_COEFFICIENTS_VAL;
+ val |= PLLE_SS_COEFFICIENTS_VAL_TEGRA114;
pll_writel(val, PLLE_SS_CTRL, pll);
val &= ~(PLLE_SS_CNTL_SSC_BYP | PLLE_SS_CNTL_BYPASS_SS);
pll_writel(val, PLLE_SS_CTRL, pll);
@@ -2035,7 +2041,7 @@ static int clk_plle_tegra210_enable(struct clk_hw *hw)
val |= PLLE_MISC_IDDQ_SW_CTRL;
val &= ~PLLE_MISC_IDDQ_SW_VALUE;
val |= PLLE_MISC_PLLE_PTS;
- val |= PLLE_MISC_VREG_BG_CTRL_MASK | PLLE_MISC_VREG_CTRL_MASK;
+ val &= ~(PLLE_MISC_VREG_BG_CTRL_MASK | PLLE_MISC_VREG_CTRL_MASK);
pll_writel_misc(val, pll);
udelay(5);
@@ -2065,7 +2071,7 @@ static int clk_plle_tegra210_enable(struct clk_hw *hw)
val = pll_readl(PLLE_SS_CTRL, pll);
val &= ~(PLLE_SS_CNTL_CENTER | PLLE_SS_CNTL_INVERT);
val &= ~PLLE_SS_COEFFICIENTS_MASK;
- val |= PLLE_SS_COEFFICIENTS_VAL;
+ val |= PLLE_SS_COEFFICIENTS_VAL_TEGRA210;
pll_writel(val, PLLE_SS_CTRL, pll);
val &= ~(PLLE_SS_CNTL_SSC_BYP | PLLE_SS_CNTL_BYPASS_SS);
pll_writel(val, PLLE_SS_CTRL, pll);
--
1.9.1
next prev parent reply other threads:[~2016-01-08 18:45 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-08 18:45 [PATCH 0/9 REPOST] Tegra CLK Fixes Rhyland Klein
2016-01-08 18:45 ` [PATCH 1/9] clk: tegra: Fix divider on VI_I2C Rhyland Klein
2016-01-08 18:45 ` [PATCH 2/9] clk: tegra210: Remove improper flags for lock_enable Rhyland Klein
[not found] ` <1452278714-10751-1-git-send-email-rklein-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2016-01-08 18:45 ` [PATCH 3/9] clk: tegra210: Fix naming of MISC registers Rhyland Klein
2016-01-08 18:45 ` [PATCH 4/9] clk: tegra: Fix the misnaming of nvenc from msenc Rhyland Klein
2016-01-08 18:45 ` [PATCH 5/9] clk: tegra: pll: Fix potential sleeping-while-atomic Rhyland Klein
2016-01-08 18:45 ` [PATCH 6/9] clk: tegra210: fix pllx dyn step calculation Rhyland Klein
2016-01-08 18:45 ` [PATCH 7/9] clk: tegra: pll: Do not disable PLLE when under HW control Rhyland Klein
2016-01-08 18:45 ` Rhyland Klein [this message]
2016-01-13 14:00 ` [PATCH 8/9] clk: tegra: pll: Fix PLLE SS config Thierry Reding
2016-01-08 18:45 ` [PATCH 9/9] clk: tegra210: Initialize PLL_D2 to a sane rate Rhyland Klein
[not found] ` <1452278714-10751-10-git-send-email-rklein-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2016-01-13 14:03 ` Thierry Reding
2016-01-13 16:27 ` Rhyland Klein
[not found] ` <56967ADD.8090904-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org>
2016-01-13 17:28 ` Thierry Reding
2016-01-13 14:05 ` [PATCH 0/9 REPOST] Tegra CLK Fixes Thierry Reding
-- strict thread matches above, loose matches on Subject: below --
2016-01-08 18:37 Rhyland Klein
2016-01-08 18:37 ` [PATCH 8/9] clk: tegra: pll: Fix PLLE SS config Rhyland Klein
2015-12-10 22:08 [PATCH 0/9] Tegra CLK Fixes Rhyland Klein
2015-12-10 22:08 ` [PATCH 8/9] clk: tegra: pll: Fix PLLE SS config Rhyland Klein
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