[PATCH v2 10/14] drivers: clk: st: STiH407: Support for clockgenC0

From: Gabriel FERNANDEZ
Date: Fri Jun 27 2014 - 09:27:53 EST


The patch added support for DT registration of ClockGenC0
It includes 2 c32 type PLL and a 660 Quadfs.

Signed-off-by: Gabriel Fernandez <gabriel.fernandez@xxxxxxxxxx>
Signed-off-by: Olivier Bideau <olivier.bideau@xxxxxx>
Acked-by: Peter Griffin <peter.griffin@xxxxxxxxxx>
---
drivers/clk/st/clkgen-fsyn.c | 47 ++++++++++++++++++++++++++++++++++++++++++++
drivers/clk/st/clkgen-pll.c | 32 ++++++++++++++++++++++++++++++
2 files changed, 79 insertions(+)

diff --git a/drivers/clk/st/clkgen-fsyn.c b/drivers/clk/st/clkgen-fsyn.c
index b2b73f4..0e0d5f9 100644
--- a/drivers/clk/st/clkgen-fsyn.c
+++ b/drivers/clk/st/clkgen-fsyn.c
@@ -255,6 +255,49 @@ static const struct clkgen_quadfs_data st_fs660c32_F_416 = {
.get_rate = clk_fs660c32_dig_get_rate,
};

+static const struct clkgen_quadfs_data st_fs660c32_C_407 = {
+ .nrst_present = true,
+ .nrst = { CLKGEN_FIELD(0x2f0, 0x1, 0),
+ CLKGEN_FIELD(0x2f0, 0x1, 1),
+ CLKGEN_FIELD(0x2f0, 0x1, 2),
+ CLKGEN_FIELD(0x2f0, 0x1, 3) },
+ .npda = CLKGEN_FIELD(0x2f0, 0x1, 12),
+ .nsb = { CLKGEN_FIELD(0x2f0, 0x1, 8),
+ CLKGEN_FIELD(0x2f0, 0x1, 9),
+ CLKGEN_FIELD(0x2f0, 0x1, 10),
+ CLKGEN_FIELD(0x2f0, 0x1, 11) },
+ .nsdiv_present = true,
+ .nsdiv = { CLKGEN_FIELD(0x304, 0x1, 24),
+ CLKGEN_FIELD(0x308, 0x1, 24),
+ CLKGEN_FIELD(0x30c, 0x1, 24),
+ CLKGEN_FIELD(0x310, 0x1, 24) },
+ .mdiv = { CLKGEN_FIELD(0x304, 0x1f, 15),
+ CLKGEN_FIELD(0x308, 0x1f, 15),
+ CLKGEN_FIELD(0x30c, 0x1f, 15),
+ CLKGEN_FIELD(0x310, 0x1f, 15) },
+ .en = { CLKGEN_FIELD(0x2fc, 0x1, 0),
+ CLKGEN_FIELD(0x2fc, 0x1, 1),
+ CLKGEN_FIELD(0x2fc, 0x1, 2),
+ CLKGEN_FIELD(0x2fc, 0x1, 3) },
+ .ndiv = CLKGEN_FIELD(0x2f4, 0x7, 16),
+ .pe = { CLKGEN_FIELD(0x304, 0x7fff, 0),
+ CLKGEN_FIELD(0x308, 0x7fff, 0),
+ CLKGEN_FIELD(0x30c, 0x7fff, 0),
+ CLKGEN_FIELD(0x310, 0x7fff, 0) },
+ .sdiv = { CLKGEN_FIELD(0x304, 0xf, 20),
+ CLKGEN_FIELD(0x308, 0xf, 20),
+ CLKGEN_FIELD(0x30c, 0xf, 20),
+ CLKGEN_FIELD(0x310, 0xf, 20) },
+ .lockstatus_present = true,
+ .lock_status = CLKGEN_FIELD(0x2A0, 0x1, 24),
+ .powerup_polarity = 1,
+ .standby_polarity = 1,
+ .pll_ops = &st_quadfs_pll_c32_ops,
+ .rtbl = fs660c32_rtbl,
+ .rtbl_cnt = ARRAY_SIZE(fs660c32_rtbl),
+ .get_rate = clk_fs660c32_dig_get_rate,
+};
+
/**
* DOC: A Frequency Synthesizer that multiples its input clock by a fixed factor
*
@@ -938,6 +981,10 @@ static struct of_device_id quadfs_of_match[] = {
.compatible = "st,stih416-quadfs660-F",
.data = (void *)&st_fs660c32_F_416
},
+ {
+ .compatible = "st,stih407-quadfs660-C",
+ .data = (void *)&st_fs660c32_C_407
+ },
{}
};

diff --git a/drivers/clk/st/clkgen-pll.c b/drivers/clk/st/clkgen-pll.c
index d4ef4f4..5327a74 100644
--- a/drivers/clk/st/clkgen-pll.c
+++ b/drivers/clk/st/clkgen-pll.c
@@ -192,6 +192,30 @@ static const struct clkgen_pll_data st_pll3200c32_407_a0 = {
.ops = &stm_pll3200c32_ops,
};

+static const struct clkgen_pll_data st_pll3200c32_407_c0_0 = {
+ /* 407 C0 PLL0 */
+ .pdn_status = CLKGEN_FIELD(0x2a0, 0x1, 8),
+ .locked_status = CLKGEN_FIELD(0x2a0, 0x1, 24),
+ .ndiv = CLKGEN_FIELD(0x2a4, C32_NDIV_MASK, 16),
+ .idf = CLKGEN_FIELD(0x2a4, C32_IDF_MASK, 0x0),
+ .num_odfs = 1,
+ .odf = { CLKGEN_FIELD(0x2b4, C32_ODF_MASK, 0) },
+ .odf_gate = { CLKGEN_FIELD(0x2b4, 0x1, 6) },
+ .ops = &stm_pll3200c32_ops,
+};
+
+static const struct clkgen_pll_data st_pll3200c32_407_c0_1 = {
+ /* 407 C0 PLL1 */
+ .pdn_status = CLKGEN_FIELD(0x2c8, 0x1, 8),
+ .locked_status = CLKGEN_FIELD(0x2c8, 0x1, 24),
+ .ndiv = CLKGEN_FIELD(0x2cc, C32_NDIV_MASK, 16),
+ .idf = CLKGEN_FIELD(0x2cc, C32_IDF_MASK, 0x0),
+ .num_odfs = 1,
+ .odf = { CLKGEN_FIELD(0x2dc, C32_ODF_MASK, 0) },
+ .odf_gate = { CLKGEN_FIELD(0x2dc, 0x1, 6) },
+ .ops = &stm_pll3200c32_ops,
+};
+
/**
* DOC: Clock Generated by PLL, rate set and enabled by bootloader
*
@@ -586,6 +610,14 @@ static struct of_device_id c32_pll_of_match[] = {
.compatible = "st,stih407-plls-c32-a0",
.data = &st_pll3200c32_407_a0,
},
+ {
+ .compatible = "st,stih407-plls-c32-c0_0",
+ .data = &st_pll3200c32_407_c0_0,
+ },
+ {
+ .compatible = "st,stih407-plls-c32-c0_1",
+ .data = &st_pll3200c32_407_c0_1,
+ },
{}
};

--
1.9.1

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