clk: tegra: move from a lock bit idx to a lock mask
authorPeter De Schrijver <pdeschrijver@nvidia.com>
Wed, 3 Apr 2013 14:40:40 +0000 (17:40 +0300)
committerStephen Warren <swarren@nvidia.com>
Thu, 4 Apr 2013 22:10:49 +0000 (16:10 -0600)
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@nvidia.com>
Acked-by: Mike Turquette <mturquette@linaro.org>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
drivers/clk/tegra/clk-pll.c
drivers/clk/tegra/clk-tegra20.c
drivers/clk/tegra/clk-tegra30.c
drivers/clk/tegra/clk.h

index ccb367e..0b96352 100644 (file)
@@ -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;
                }
index f215bf1..5c7b58b 100644 (file)
@@ -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,
 };
index fe768fe..735f964 100644 (file)
 #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,
 };
index 925da45..3b498e0 100644 (file)
@@ -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;