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Message-ID: <1363956029-31873-7-git-send-email-pdeschrijver@nvidia.com>
Date: Fri, 22 Mar 2013 14:39:23 +0200
From: Peter De Schrijver <pdeschrijver@...dia.com>
To: Peter De Schrijver <pdeschrijver@...dia.com>
CC: <linux-arm-kernel@...ts.infradead.org>,
Grant Likely <grant.likely@...retlab.ca>,
Rob Herring <rob.herring@...xeda.com>,
Rob Landley <rob@...dley.net>,
Stephen Warren <swarren@...dotorg.org>,
Russell King <linux@....linux.org.uk>,
Prashant Gaikwad <pgaikwad@...dia.com>,
Simon Glass <sjg@...omium.org>,
Rhyland Klein <rklein@...dia.com>,
Pritesh Raithatha <praithatha@...dia.com>,
Linus Walleij <linus.walleij@...aro.org>,
Hiroshi Doyu <hdoyu@...dia.com>,
Laxman Dewangan <ldewangan@...dia.com>,
Andrew Chew <achew@...dia.com>,
Mike Turquette <mturquette@...aro.org>,
Thierry Reding <thierry.reding@...onic-design.de>,
<devicetree-discuss@...ts.ozlabs.org>, <linux-doc@...r.kernel.org>,
<linux-tegra@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH v8 06/14] clk: tegra: move from a lock bit idx to a lock mask
PLLC2 and PLLC3 on Tegra114 have separate phaselock and frequencylock bits.
So switch to a lock mask to be able to test both at the same time.
Signed-off-by: Peter De Schrijver <pdeschrijver@...dia.com>
---
drivers/clk/tegra/clk-pll.c | 6 +++---
drivers/clk/tegra/clk-tegra20.c | 20 ++++++++++----------
drivers/clk/tegra/clk-tegra30.c | 22 +++++++++++-----------
drivers/clk/tegra/clk.h | 2 +-
4 files changed, 25 insertions(+), 25 deletions(-)
diff --git a/drivers/clk/tegra/clk-pll.c b/drivers/clk/tegra/clk-pll.c
index ccb367e..0b96352 100644
--- a/drivers/clk/tegra/clk-pll.c
+++ b/drivers/clk/tegra/clk-pll.c
@@ -119,7 +119,7 @@ static void clk_pll_enable_lock(struct tegra_clk_pll *pll)
static int clk_pll_wait_for_lock(struct tegra_clk_pll *pll)
{
int i;
- u32 val, lock_bit;
+ u32 val, lock_mask;
void __iomem *lock_addr;
if (!(pll->flags & TEGRA_PLL_USE_LOCK)) {
@@ -133,11 +133,11 @@ static int clk_pll_wait_for_lock(struct tegra_clk_pll *pll)
else
lock_addr += pll->params->base_reg;
- lock_bit = BIT(pll->params->lock_bit_idx);
+ lock_mask = pll->params->lock_mask;
for (i = 0; i < pll->params->lock_delay; i++) {
val = readl_relaxed(lock_addr);
- if (val & lock_bit) {
+ if ((val & lock_mask) == lock_mask) {
udelay(PLL_POST_LOCK_DELAY);
return 0;
}
diff --git a/drivers/clk/tegra/clk-tegra20.c b/drivers/clk/tegra/clk-tegra20.c
index d7e0d69..e1416e1 100644
--- a/drivers/clk/tegra/clk-tegra20.c
+++ b/drivers/clk/tegra/clk-tegra20.c
@@ -86,8 +86,8 @@
#define PLLE_BASE 0xe8
#define PLLE_MISC 0xec
-#define PLL_BASE_LOCK 27
-#define PLLE_MISC_LOCK 11
+#define PLL_BASE_LOCK BIT(27)
+#define PLLE_MISC_LOCK BIT(11)
#define PLL_MISC_LOCK_ENABLE 18
#define PLLDU_MISC_LOCK_ENABLE 22
@@ -380,7 +380,7 @@ static struct tegra_clk_pll_params pll_c_params = {
.vco_max = 1400000000,
.base_reg = PLLC_BASE,
.misc_reg = PLLC_MISC,
- .lock_bit_idx = PLL_BASE_LOCK,
+ .lock_mask = PLL_BASE_LOCK,
.lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
.lock_delay = 300,
};
@@ -394,7 +394,7 @@ static struct tegra_clk_pll_params pll_m_params = {
.vco_max = 1200000000,
.base_reg = PLLM_BASE,
.misc_reg = PLLM_MISC,
- .lock_bit_idx = PLL_BASE_LOCK,
+ .lock_mask = PLL_BASE_LOCK,
.lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
.lock_delay = 300,
};
@@ -408,7 +408,7 @@ static struct tegra_clk_pll_params pll_p_params = {
.vco_max = 1400000000,
.base_reg = PLLP_BASE,
.misc_reg = PLLP_MISC,
- .lock_bit_idx = PLL_BASE_LOCK,
+ .lock_mask = PLL_BASE_LOCK,
.lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
.lock_delay = 300,
};
@@ -422,7 +422,7 @@ static struct tegra_clk_pll_params pll_a_params = {
.vco_max = 1400000000,
.base_reg = PLLA_BASE,
.misc_reg = PLLA_MISC,
- .lock_bit_idx = PLL_BASE_LOCK,
+ .lock_mask = PLL_BASE_LOCK,
.lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
.lock_delay = 300,
};
@@ -436,7 +436,7 @@ static struct tegra_clk_pll_params pll_d_params = {
.vco_max = 1000000000,
.base_reg = PLLD_BASE,
.misc_reg = PLLD_MISC,
- .lock_bit_idx = PLL_BASE_LOCK,
+ .lock_mask = PLL_BASE_LOCK,
.lock_enable_bit_idx = PLLDU_MISC_LOCK_ENABLE,
.lock_delay = 1000,
};
@@ -456,7 +456,7 @@ static struct tegra_clk_pll_params pll_u_params = {
.vco_max = 960000000,
.base_reg = PLLU_BASE,
.misc_reg = PLLU_MISC,
- .lock_bit_idx = PLL_BASE_LOCK,
+ .lock_mask = PLL_BASE_LOCK,
.lock_enable_bit_idx = PLLDU_MISC_LOCK_ENABLE,
.lock_delay = 1000,
.pdiv_tohw = pllu_p,
@@ -471,7 +471,7 @@ static struct tegra_clk_pll_params pll_x_params = {
.vco_max = 1200000000,
.base_reg = PLLX_BASE,
.misc_reg = PLLX_MISC,
- .lock_bit_idx = PLL_BASE_LOCK,
+ .lock_mask = PLL_BASE_LOCK,
.lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
.lock_delay = 300,
};
@@ -485,7 +485,7 @@ static struct tegra_clk_pll_params pll_e_params = {
.vco_max = 0,
.base_reg = PLLE_BASE,
.misc_reg = PLLE_MISC,
- .lock_bit_idx = PLLE_MISC_LOCK,
+ .lock_mask = PLLE_MISC_LOCK,
.lock_enable_bit_idx = PLLE_MISC_LOCK_ENABLE,
.lock_delay = 0,
};
diff --git a/drivers/clk/tegra/clk-tegra30.c b/drivers/clk/tegra/clk-tegra30.c
index 677353e..aa92745 100644
--- a/drivers/clk/tegra/clk-tegra30.c
+++ b/drivers/clk/tegra/clk-tegra30.c
@@ -116,8 +116,8 @@
#define PLLDU_MISC_LOCK_ENABLE 22
#define PLLE_MISC_LOCK_ENABLE 9
-#define PLL_BASE_LOCK 27
-#define PLLE_MISC_LOCK 11
+#define PLL_BASE_LOCK BIT(27)
+#define PLLE_MISC_LOCK BIT(11)
#define PLLE_AUX 0x48c
#define PLLC_OUT 0x84
@@ -559,7 +559,7 @@ static struct tegra_clk_pll_params pll_c_params = {
.vco_max = 1400000000,
.base_reg = PLLC_BASE,
.misc_reg = PLLC_MISC,
- .lock_bit_idx = PLL_BASE_LOCK,
+ .lock_mask = PLL_BASE_LOCK,
.lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
.lock_delay = 300,
};
@@ -573,7 +573,7 @@ static struct tegra_clk_pll_params pll_m_params = {
.vco_max = 1200000000,
.base_reg = PLLM_BASE,
.misc_reg = PLLM_MISC,
- .lock_bit_idx = PLL_BASE_LOCK,
+ .lock_mask = PLL_BASE_LOCK,
.lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
.lock_delay = 300,
};
@@ -587,7 +587,7 @@ static struct tegra_clk_pll_params pll_p_params = {
.vco_max = 1400000000,
.base_reg = PLLP_BASE,
.misc_reg = PLLP_MISC,
- .lock_bit_idx = PLL_BASE_LOCK,
+ .lock_mask = PLL_BASE_LOCK,
.lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
.lock_delay = 300,
};
@@ -601,7 +601,7 @@ static struct tegra_clk_pll_params pll_a_params = {
.vco_max = 1400000000,
.base_reg = PLLA_BASE,
.misc_reg = PLLA_MISC,
- .lock_bit_idx = PLL_BASE_LOCK,
+ .lock_mask = PLL_BASE_LOCK,
.lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
.lock_delay = 300,
};
@@ -615,7 +615,7 @@ static struct tegra_clk_pll_params pll_d_params = {
.vco_max = 1000000000,
.base_reg = PLLD_BASE,
.misc_reg = PLLD_MISC,
- .lock_bit_idx = PLL_BASE_LOCK,
+ .lock_mask = PLL_BASE_LOCK,
.lock_enable_bit_idx = PLLDU_MISC_LOCK_ENABLE,
.lock_delay = 1000,
};
@@ -629,7 +629,7 @@ static struct tegra_clk_pll_params pll_d2_params = {
.vco_max = 1000000000,
.base_reg = PLLD2_BASE,
.misc_reg = PLLD2_MISC,
- .lock_bit_idx = PLL_BASE_LOCK,
+ .lock_mask = PLL_BASE_LOCK,
.lock_enable_bit_idx = PLLDU_MISC_LOCK_ENABLE,
.lock_delay = 1000,
};
@@ -643,7 +643,7 @@ static struct tegra_clk_pll_params pll_u_params = {
.vco_max = 960000000,
.base_reg = PLLU_BASE,
.misc_reg = PLLU_MISC,
- .lock_bit_idx = PLL_BASE_LOCK,
+ .lock_mask = PLL_BASE_LOCK,
.lock_enable_bit_idx = PLLDU_MISC_LOCK_ENABLE,
.lock_delay = 1000,
.pdiv_tohw = pllu_p,
@@ -658,7 +658,7 @@ static struct tegra_clk_pll_params pll_x_params = {
.vco_max = 1700000000,
.base_reg = PLLX_BASE,
.misc_reg = PLLX_MISC,
- .lock_bit_idx = PLL_BASE_LOCK,
+ .lock_mask = PLL_BASE_LOCK,
.lock_enable_bit_idx = PLL_MISC_LOCK_ENABLE,
.lock_delay = 300,
};
@@ -672,7 +672,7 @@ static struct tegra_clk_pll_params pll_e_params = {
.vco_max = 2400000000U,
.base_reg = PLLE_BASE,
.misc_reg = PLLE_MISC,
- .lock_bit_idx = PLLE_MISC_LOCK,
+ .lock_mask = PLLE_MISC_LOCK,
.lock_enable_bit_idx = PLLE_MISC_LOCK_ENABLE,
.lock_delay = 300,
};
diff --git a/drivers/clk/tegra/clk.h b/drivers/clk/tegra/clk.h
index 9d5cd43..5d1d6cc 100644
--- a/drivers/clk/tegra/clk.h
+++ b/drivers/clk/tegra/clk.h
@@ -154,7 +154,7 @@ struct tegra_clk_pll_params {
u32 base_reg;
u32 misc_reg;
u32 lock_reg;
- u32 lock_bit_idx;
+ u32 lock_mask;
u32 lock_enable_bit_idx;
int lock_delay;
int max_p;
--
1.7.7.rc0.72.g4b5ea.dirty
--
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