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path: root/drivers/clk/tegra/clk-tegra20.c
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Diffstat (limited to 'drivers/clk/tegra/clk-tegra20.c')
-rw-r--r--drivers/clk/tegra/clk-tegra20.c223
1 files changed, 102 insertions, 121 deletions
diff --git a/drivers/clk/tegra/clk-tegra20.c b/drivers/clk/tegra/clk-tegra20.c
index 143ce1f899a..8292a00c3de 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
@@ -236,7 +236,7 @@ enum tegra20_clk {
dvc, dsi, mipi = 50, hdmi, csi, tvdac, i2c2, uartc, emc = 57, usb2,
usb3, mpe, vde, bsea, bsev, speedo, uartd, uarte, i2c3, sbc4, sdmmc3,
pex, owr, afi, csite, pcie_xclk, avpucq = 75, la, irama = 84, iramb,
- iramc, iramd, cram2, audio_2x, clk_d, csus = 92, cdev1, cdev2,
+ iramc, iramd, cram2, audio_2x, clk_d, csus = 92, cdev2, cdev1,
uartb = 96, vfir, spdif_in, spdif_out, vi, vi_sensor, tvo, cve,
osc, clk_32k, clk_m, sclk, cclk, hclk, pclk, blink, pll_a, pll_a_out0,
pll_c, pll_c_out1, pll_d, pll_d_out0, pll_e, pll_m, pll_m_out1,
@@ -248,125 +248,125 @@ static struct clk *clks[clk_max];
static struct clk_onecell_data clk_data;
static struct tegra_clk_pll_freq_table pll_c_freq_table[] = {
- { 12000000, 600000000, 600, 12, 1, 8 },
- { 13000000, 600000000, 600, 13, 1, 8 },
- { 19200000, 600000000, 500, 16, 1, 6 },
- { 26000000, 600000000, 600, 26, 1, 8 },
+ { 12000000, 600000000, 600, 12, 0, 8 },
+ { 13000000, 600000000, 600, 13, 0, 8 },
+ { 19200000, 600000000, 500, 16, 0, 6 },
+ { 26000000, 600000000, 600, 26, 0, 8 },
{ 0, 0, 0, 0, 0, 0 },
};
static struct tegra_clk_pll_freq_table pll_m_freq_table[] = {
- { 12000000, 666000000, 666, 12, 1, 8},
- { 13000000, 666000000, 666, 13, 1, 8},
- { 19200000, 666000000, 555, 16, 1, 8},
- { 26000000, 666000000, 666, 26, 1, 8},
- { 12000000, 600000000, 600, 12, 1, 8},
- { 13000000, 600000000, 600, 13, 1, 8},
- { 19200000, 600000000, 375, 12, 1, 6},
- { 26000000, 600000000, 600, 26, 1, 8},
+ { 12000000, 666000000, 666, 12, 0, 8},
+ { 13000000, 666000000, 666, 13, 0, 8},
+ { 19200000, 666000000, 555, 16, 0, 8},
+ { 26000000, 666000000, 666, 26, 0, 8},
+ { 12000000, 600000000, 600, 12, 0, 8},
+ { 13000000, 600000000, 600, 13, 0, 8},
+ { 19200000, 600000000, 375, 12, 0, 6},
+ { 26000000, 600000000, 600, 26, 0, 8},
{ 0, 0, 0, 0, 0, 0 },
};
static struct tegra_clk_pll_freq_table pll_p_freq_table[] = {
- { 12000000, 216000000, 432, 12, 2, 8},
- { 13000000, 216000000, 432, 13, 2, 8},
- { 19200000, 216000000, 90, 4, 2, 1},
- { 26000000, 216000000, 432, 26, 2, 8},
- { 12000000, 432000000, 432, 12, 1, 8},
- { 13000000, 432000000, 432, 13, 1, 8},
- { 19200000, 432000000, 90, 4, 1, 1},
- { 26000000, 432000000, 432, 26, 1, 8},
+ { 12000000, 216000000, 432, 12, 1, 8},
+ { 13000000, 216000000, 432, 13, 1, 8},
+ { 19200000, 216000000, 90, 4, 1, 1},
+ { 26000000, 216000000, 432, 26, 1, 8},
+ { 12000000, 432000000, 432, 12, 0, 8},
+ { 13000000, 432000000, 432, 13, 0, 8},
+ { 19200000, 432000000, 90, 4, 0, 1},
+ { 26000000, 432000000, 432, 26, 0, 8},
{ 0, 0, 0, 0, 0, 0 },
};
static struct tegra_clk_pll_freq_table pll_a_freq_table[] = {
- { 28800000, 56448000, 49, 25, 1, 1},
- { 28800000, 73728000, 64, 25, 1, 1},
- { 28800000, 24000000, 5, 6, 1, 1},
+ { 28800000, 56448000, 49, 25, 0, 1},
+ { 28800000, 73728000, 64, 25, 0, 1},
+ { 28800000, 24000000, 5, 6, 0, 1},
{ 0, 0, 0, 0, 0, 0 },
};
static struct tegra_clk_pll_freq_table pll_d_freq_table[] = {
- { 12000000, 216000000, 216, 12, 1, 4},
- { 13000000, 216000000, 216, 13, 1, 4},
- { 19200000, 216000000, 135, 12, 1, 3},
- { 26000000, 216000000, 216, 26, 1, 4},
+ { 12000000, 216000000, 216, 12, 0, 4},
+ { 13000000, 216000000, 216, 13, 0, 4},
+ { 19200000, 216000000, 135, 12, 0, 3},
+ { 26000000, 216000000, 216, 26, 0, 4},
- { 12000000, 594000000, 594, 12, 1, 8},
- { 13000000, 594000000, 594, 13, 1, 8},
- { 19200000, 594000000, 495, 16, 1, 8},
- { 26000000, 594000000, 594, 26, 1, 8},
+ { 12000000, 594000000, 594, 12, 0, 8},
+ { 13000000, 594000000, 594, 13, 0, 8},
+ { 19200000, 594000000, 495, 16, 0, 8},
+ { 26000000, 594000000, 594, 26, 0, 8},
- { 12000000, 1000000000, 1000, 12, 1, 12},
- { 13000000, 1000000000, 1000, 13, 1, 12},
- { 19200000, 1000000000, 625, 12, 1, 8},
- { 26000000, 1000000000, 1000, 26, 1, 12},
+ { 12000000, 1000000000, 1000, 12, 0, 12},
+ { 13000000, 1000000000, 1000, 13, 0, 12},
+ { 19200000, 1000000000, 625, 12, 0, 8},
+ { 26000000, 1000000000, 1000, 26, 0, 12},
{ 0, 0, 0, 0, 0, 0 },
};
static struct tegra_clk_pll_freq_table pll_u_freq_table[] = {
- { 12000000, 480000000, 960, 12, 2, 0},
- { 13000000, 480000000, 960, 13, 2, 0},
- { 19200000, 480000000, 200, 4, 2, 0},
- { 26000000, 480000000, 960, 26, 2, 0},
+ { 12000000, 480000000, 960, 12, 0, 0},
+ { 13000000, 480000000, 960, 13, 0, 0},
+ { 19200000, 480000000, 200, 4, 0, 0},
+ { 26000000, 480000000, 960, 26, 0, 0},
{ 0, 0, 0, 0, 0, 0 },
};
static struct tegra_clk_pll_freq_table pll_x_freq_table[] = {
/* 1 GHz */
- { 12000000, 1000000000, 1000, 12, 1, 12},
- { 13000000, 1000000000, 1000, 13, 1, 12},
- { 19200000, 1000000000, 625, 12, 1, 8},
- { 26000000, 1000000000, 1000, 26, 1, 12},
+ { 12000000, 1000000000, 1000, 12, 0, 12},
+ { 13000000, 1000000000, 1000, 13, 0, 12},
+ { 19200000, 1000000000, 625, 12, 0, 8},
+ { 26000000, 1000000000, 1000, 26, 0, 12},
/* 912 MHz */
- { 12000000, 912000000, 912, 12, 1, 12},
- { 13000000, 912000000, 912, 13, 1, 12},
- { 19200000, 912000000, 760, 16, 1, 8},
- { 26000000, 912000000, 912, 26, 1, 12},
+ { 12000000, 912000000, 912, 12, 0, 12},
+ { 13000000, 912000000, 912, 13, 0, 12},
+ { 19200000, 912000000, 760, 16, 0, 8},
+ { 26000000, 912000000, 912, 26, 0, 12},
/* 816 MHz */
- { 12000000, 816000000, 816, 12, 1, 12},
- { 13000000, 816000000, 816, 13, 1, 12},
- { 19200000, 816000000, 680, 16, 1, 8},
- { 26000000, 816000000, 816, 26, 1, 12},
+ { 12000000, 816000000, 816, 12, 0, 12},
+ { 13000000, 816000000, 816, 13, 0, 12},
+ { 19200000, 816000000, 680, 16, 0, 8},
+ { 26000000, 816000000, 816, 26, 0, 12},
/* 760 MHz */
- { 12000000, 760000000, 760, 12, 1, 12},
- { 13000000, 760000000, 760, 13, 1, 12},
- { 19200000, 760000000, 950, 24, 1, 8},
- { 26000000, 760000000, 760, 26, 1, 12},
+ { 12000000, 760000000, 760, 12, 0, 12},
+ { 13000000, 760000000, 760, 13, 0, 12},
+ { 19200000, 760000000, 950, 24, 0, 8},
+ { 26000000, 760000000, 760, 26, 0, 12},
/* 750 MHz */
- { 12000000, 750000000, 750, 12, 1, 12},
- { 13000000, 750000000, 750, 13, 1, 12},
- { 19200000, 750000000, 625, 16, 1, 8},
- { 26000000, 750000000, 750, 26, 1, 12},
+ { 12000000, 750000000, 750, 12, 0, 12},
+ { 13000000, 750000000, 750, 13, 0, 12},
+ { 19200000, 750000000, 625, 16, 0, 8},
+ { 26000000, 750000000, 750, 26, 0, 12},
/* 608 MHz */
- { 12000000, 608000000, 608, 12, 1, 12},
- { 13000000, 608000000, 608, 13, 1, 12},
- { 19200000, 608000000, 380, 12, 1, 8},
- { 26000000, 608000000, 608, 26, 1, 12},
+ { 12000000, 608000000, 608, 12, 0, 12},
+ { 13000000, 608000000, 608, 13, 0, 12},
+ { 19200000, 608000000, 380, 12, 0, 8},
+ { 26000000, 608000000, 608, 26, 0, 12},
/* 456 MHz */
- { 12000000, 456000000, 456, 12, 1, 12},
- { 13000000, 456000000, 456, 13, 1, 12},
- { 19200000, 456000000, 380, 16, 1, 8},
- { 26000000, 456000000, 456, 26, 1, 12},
+ { 12000000, 456000000, 456, 12, 0, 12},
+ { 13000000, 456000000, 456, 13, 0, 12},
+ { 19200000, 456000000, 380, 16, 0, 8},
+ { 26000000, 456000000, 456, 26, 0, 12},
/* 312 MHz */
- { 12000000, 312000000, 312, 12, 1, 12},
- { 13000000, 312000000, 312, 13, 1, 12},
- { 19200000, 312000000, 260, 16, 1, 8},
- { 26000000, 312000000, 312, 26, 1, 12},
+ { 12000000, 312000000, 312, 12, 0, 12},
+ { 13000000, 312000000, 312, 13, 0, 12},
+ { 19200000, 312000000, 260, 16, 0, 8},
+ { 26000000, 312000000, 312, 26, 0, 12},
{ 0, 0, 0, 0, 0, 0 },
};
static struct tegra_clk_pll_freq_table pll_e_freq_table[] = {
- { 12000000, 100000000, 200, 24, 1, 0 },
+ { 12000000, 100000000, 200, 24, 0, 0 },
{ 0, 0, 0, 0, 0, 0 },
};
@@ -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,
};
@@ -436,11 +436,17 @@ 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,
};
+static struct pdiv_map pllu_p[] = {
+ { .pdiv = 1, .hw_val = 1 },
+ { .pdiv = 2, .hw_val = 0 },
+ { .pdiv = 0, .hw_val = 0 },
+};
+
static struct tegra_clk_pll_params pll_u_params = {
.input_min = 2000000,
.input_max = 40000000,
@@ -450,9 +456,10 @@ 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,
};
static struct tegra_clk_pll_params pll_x_params = {
@@ -464,7 +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,
};
@@ -478,7 +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,
};
@@ -703,7 +710,7 @@ static void tegra20_pll_init(void)
clks[pll_a_out0] = clk;
/* PLLE */
- clk = tegra_clk_register_plle("pll_e", "pll_ref", clk_base, NULL,
+ clk = tegra_clk_register_plle("pll_e", "pll_ref", clk_base, pmc_base,
0, 100000000, &pll_e_params,
0, pll_e_freq_table, NULL);
clk_register_clkdev(clk, "pll_e", NULL);
@@ -711,8 +718,8 @@ static void tegra20_pll_init(void)
}
static const char *cclk_parents[] = { "clk_m", "pll_c", "clk_32k", "pll_m",
- "pll_p_cclk", "pll_p_out4_cclk",
- "pll_p_out3_cclk", "clk_d", "pll_x" };
+ "pll_p", "pll_p_out4",
+ "pll_p_out3", "clk_d", "pll_x" };
static const char *sclk_parents[] = { "clk_m", "pll_c_out1", "pll_p_out4",
"pll_p_out3", "pll_p_out2", "clk_d",
"clk_32k", "pll_m_out1" };
@@ -721,38 +728,6 @@ static void tegra20_super_clk_init(void)
{
struct clk *clk;
- /*
- * DIV_U71 dividers for CCLK, these dividers are used only
- * if parent clock is fixed rate.
- */
-
- /*
- * Clock input to cclk divided from pll_p using
- * U71 divider of cclk.
- */
- clk = tegra_clk_register_divider("pll_p_cclk", "pll_p",
- clk_base + SUPER_CCLK_DIVIDER, 0,
- TEGRA_DIVIDER_INT, 16, 8, 1, NULL);
- clk_register_clkdev(clk, "pll_p_cclk", NULL);
-
- /*
- * Clock input to cclk divided from pll_p_out3 using
- * U71 divider of cclk.
- */
- clk = tegra_clk_register_divider("pll_p_out3_cclk", "pll_p_out3",
- clk_base + SUPER_CCLK_DIVIDER, 0,
- TEGRA_DIVIDER_INT, 16, 8, 1, NULL);
- clk_register_clkdev(clk, "pll_p_out3_cclk", NULL);
-
- /*
- * Clock input to cclk divided from pll_p_out4 using
- * U71 divider of cclk.
- */
- clk = tegra_clk_register_divider("pll_p_out4_cclk", "pll_p_out4",
- clk_base + SUPER_CCLK_DIVIDER, 0,
- TEGRA_DIVIDER_INT, 16, 8, 1, NULL);
- clk_register_clkdev(clk, "pll_p_out4_cclk", NULL);
-
/* CCLK */
clk = tegra_clk_register_super_mux("cclk", cclk_parents,
ARRAY_SIZE(cclk_parents), CLK_SET_RATE_PARENT,
@@ -1044,7 +1019,7 @@ static void __init tegra20_periph_clk_init(void)
data = &tegra_periph_clk_list[i];
clk = tegra_clk_register_periph(data->name, data->parent_names,
data->num_parents, &data->periph,
- clk_base, data->offset);
+ clk_base, data->offset, data->flags);
clk_register_clkdev(clk, data->con_id, data->dev_id);
clks[data->clk_id] = clk;
}
@@ -1279,9 +1254,16 @@ static __initdata struct tegra_clk_init_table init_table[] = {
{host1x, pll_c, 150000000, 0},
{disp1, pll_p, 600000000, 0},
{disp2, pll_p, 600000000, 0},
+ {gr2d, pll_c, 300000000, 0},
+ {gr3d, pll_c, 300000000, 0},
{clk_max, clk_max, 0, 0}, /* This MUST be the last entry */
};
+static void __init tegra20_clock_apply_init_table(void)
+{
+ tegra_init_from_table(init_table, clks, clk_max);
+}
+
/*
* Some clocks may be used by different drivers depending on the board
* configuration. List those here to register them twice in the clock lookup
@@ -1292,7 +1274,6 @@ static struct tegra_clk_duplicate tegra_clk_duplicates[] = {
TEGRA_CLK_DUPLICATE(usbd, "tegra-ehci.0", NULL),
TEGRA_CLK_DUPLICATE(usbd, "tegra-otg", NULL),
TEGRA_CLK_DUPLICATE(cclk, NULL, "cpu"),
- TEGRA_CLK_DUPLICATE(twd, "smp_twd", NULL),
TEGRA_CLK_DUPLICATE(clk_max, NULL, NULL), /* Must be the last entry */
};
@@ -1349,7 +1330,7 @@ void __init tegra20_clock_init(struct device_node *np)
clk_data.clk_num = ARRAY_SIZE(clks);
of_clk_add_provider(np, of_clk_src_onecell_get, &clk_data);
- tegra_init_from_table(init_table, clks, clk_max);
+ tegra_clk_apply_init_table = tegra20_clock_apply_init_table;
tegra_cpu_car_ops = &tegra20_cpu_car_ops;
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-16 05:02:08 +0000