diff options
author | Sowjanya Komatineni <skomatineni@nvidia.com> | 2020-01-14 10:24:07 +0300 |
---|---|---|
committer | Thierry Reding <treding@nvidia.com> | 2020-03-12 13:33:27 +0300 |
commit | 9a85eb4d62425555ccdc774d906e6bbca5ffccc0 (patch) | |
tree | 5603e751dc49347f7c79c9cb774fc03ba6c33cfd /drivers/clk/tegra | |
parent | 5e7322bbf03694b2bb75de63ae48cff57013d461 (diff) | |
download | linux-9a85eb4d62425555ccdc774d906e6bbca5ffccc0.tar.xz |
clk: tegra: Add support for OSC_DIV fixed clocks
Tegra30 through Tegra210 has OSC_DIV2 and OSC_DIV4 fixed clocks
from the OSC pads.
This patch adds support for these clocks.
Tested-by: Dmitry Osipenko <digetx@gmail.com>
Reviewed-by: Dmitry Osipenko <digetx@gmail.com>
Signed-off-by: Sowjanya Komatineni <skomatineni@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'drivers/clk/tegra')
-rw-r--r-- | drivers/clk/tegra/clk-id.h | 2 | ||||
-rw-r--r-- | drivers/clk/tegra/clk-tegra-fixed.c | 16 | ||||
-rw-r--r-- | drivers/clk/tegra/clk-tegra114.c | 4 | ||||
-rw-r--r-- | drivers/clk/tegra/clk-tegra124.c | 4 | ||||
-rw-r--r-- | drivers/clk/tegra/clk-tegra210.c | 4 | ||||
-rw-r--r-- | drivers/clk/tegra/clk-tegra30.c | 4 |
6 files changed, 34 insertions, 0 deletions
diff --git a/drivers/clk/tegra/clk-id.h b/drivers/clk/tegra/clk-id.h index c4faebd32760..17d8b252cd0a 100644 --- a/drivers/clk/tegra/clk-id.h +++ b/drivers/clk/tegra/clk-id.h @@ -46,6 +46,8 @@ enum clk_id { tegra_clk_clk_m, tegra_clk_clk_m_div2, tegra_clk_clk_m_div4, + tegra_clk_osc_div2, + tegra_clk_osc_div4, tegra_clk_clk_out_1, tegra_clk_clk_out_1_mux, tegra_clk_clk_out_2, diff --git a/drivers/clk/tegra/clk-tegra-fixed.c b/drivers/clk/tegra/clk-tegra-fixed.c index 7c6c8abfcde6..990106391334 100644 --- a/drivers/clk/tegra/clk-tegra-fixed.c +++ b/drivers/clk/tegra/clk-tegra-fixed.c @@ -48,6 +48,22 @@ int __init tegra_osc_clk_init(void __iomem *clk_base, struct tegra_clk *clks, osc = clk_register_fixed_rate(NULL, "osc", NULL, 0, *osc_freq); + /* osc_div2 */ + dt_clk = tegra_lookup_dt_id(tegra_clk_osc_div2, clks); + if (dt_clk) { + clk = clk_register_fixed_factor(NULL, "osc_div2", "osc", + 0, 1, 2); + *dt_clk = clk; + } + + /* osc_div4 */ + dt_clk = tegra_lookup_dt_id(tegra_clk_osc_div4, clks); + if (dt_clk) { + clk = clk_register_fixed_factor(NULL, "osc_div4", "osc", + 0, 1, 4); + *dt_clk = clk; + } + dt_clk = tegra_lookup_dt_id(tegra_clk_clk_m, clks); if (!dt_clk) return 0; diff --git a/drivers/clk/tegra/clk-tegra114.c b/drivers/clk/tegra/clk-tegra114.c index 4efcaaf51b3a..d44cb8db0ef6 100644 --- a/drivers/clk/tegra/clk-tegra114.c +++ b/drivers/clk/tegra/clk-tegra114.c @@ -737,6 +737,8 @@ static struct tegra_clk tegra114_clks[tegra_clk_max] __initdata = { [tegra_clk_clk_m] = { .dt_id = TEGRA114_CLK_CLK_M, .present = true }, [tegra_clk_clk_m_div2] = { .dt_id = TEGRA114_CLK_CLK_M_DIV2, .present = true }, [tegra_clk_clk_m_div4] = { .dt_id = TEGRA114_CLK_CLK_M_DIV4, .present = true }, + [tegra_clk_osc_div2] = { .dt_id = TEGRA114_CLK_OSC_DIV2, .present = true }, + [tegra_clk_osc_div4] = { .dt_id = TEGRA114_CLK_OSC_DIV4, .present = true }, [tegra_clk_pll_ref] = { .dt_id = TEGRA114_CLK_PLL_REF, .present = true }, [tegra_clk_pll_c] = { .dt_id = TEGRA114_CLK_PLL_C, .present = true }, [tegra_clk_pll_c_out1] = { .dt_id = TEGRA114_CLK_PLL_C_OUT1, .present = true }, @@ -817,6 +819,8 @@ static struct tegra_devclk devclks[] __initdata = { { .con_id = "clk_32k", .dt_id = TEGRA114_CLK_CLK_32K }, { .con_id = "clk_m_div2", .dt_id = TEGRA114_CLK_CLK_M_DIV2 }, { .con_id = "clk_m_div4", .dt_id = TEGRA114_CLK_CLK_M_DIV4 }, + { .con_id = "osc_div2", .dt_id = TEGRA114_CLK_OSC_DIV2 }, + { .con_id = "osc_div4", .dt_id = TEGRA114_CLK_OSC_DIV4 }, { .con_id = "pll_c", .dt_id = TEGRA114_CLK_PLL_C }, { .con_id = "pll_c_out1", .dt_id = TEGRA114_CLK_PLL_C_OUT1 }, { .con_id = "pll_c2", .dt_id = TEGRA114_CLK_PLL_C2 }, diff --git a/drivers/clk/tegra/clk-tegra124.c b/drivers/clk/tegra/clk-tegra124.c index b3110d5b5a6c..32f3dd1ccbad 100644 --- a/drivers/clk/tegra/clk-tegra124.c +++ b/drivers/clk/tegra/clk-tegra124.c @@ -862,6 +862,8 @@ static struct tegra_clk tegra124_clks[tegra_clk_max] __initdata = { [tegra_clk_clk_m] = { .dt_id = TEGRA124_CLK_CLK_M, .present = true }, [tegra_clk_clk_m_div2] = { .dt_id = TEGRA124_CLK_CLK_M_DIV2, .present = true }, [tegra_clk_clk_m_div4] = { .dt_id = TEGRA124_CLK_CLK_M_DIV4, .present = true }, + [tegra_clk_osc_div2] = { .dt_id = TEGRA124_CLK_OSC_DIV2, .present = true }, + [tegra_clk_osc_div4] = { .dt_id = TEGRA124_CLK_OSC_DIV4, .present = true }, [tegra_clk_pll_ref] = { .dt_id = TEGRA124_CLK_PLL_REF, .present = true }, [tegra_clk_pll_c] = { .dt_id = TEGRA124_CLK_PLL_C, .present = true }, [tegra_clk_pll_c_out1] = { .dt_id = TEGRA124_CLK_PLL_C_OUT1, .present = true }, @@ -943,6 +945,8 @@ static struct tegra_devclk devclks[] __initdata = { { .con_id = "clk_32k", .dt_id = TEGRA124_CLK_CLK_32K }, { .con_id = "clk_m_div2", .dt_id = TEGRA124_CLK_CLK_M_DIV2 }, { .con_id = "clk_m_div4", .dt_id = TEGRA124_CLK_CLK_M_DIV4 }, + { .con_id = "osc_div2", .dt_id = TEGRA124_CLK_OSC_DIV2 }, + { .con_id = "osc_div4", .dt_id = TEGRA124_CLK_OSC_DIV4 }, { .con_id = "pll_c", .dt_id = TEGRA124_CLK_PLL_C }, { .con_id = "pll_c_out1", .dt_id = TEGRA124_CLK_PLL_C_OUT1 }, { .con_id = "pll_c2", .dt_id = TEGRA124_CLK_PLL_C2 }, diff --git a/drivers/clk/tegra/clk-tegra210.c b/drivers/clk/tegra/clk-tegra210.c index 762cd186f714..899d8ca68c4f 100644 --- a/drivers/clk/tegra/clk-tegra210.c +++ b/drivers/clk/tegra/clk-tegra210.c @@ -2373,6 +2373,8 @@ static struct tegra_clk tegra210_clks[tegra_clk_max] __initdata = { [tegra_clk_clk_m] = { .dt_id = TEGRA210_CLK_CLK_M, .present = true }, [tegra_clk_clk_m_div2] = { .dt_id = TEGRA210_CLK_CLK_M_DIV2, .present = true }, [tegra_clk_clk_m_div4] = { .dt_id = TEGRA210_CLK_CLK_M_DIV4, .present = true }, + [tegra_clk_osc_div2] = { .dt_id = TEGRA210_CLK_OSC_DIV2, .present = true }, + [tegra_clk_osc_div4] = { .dt_id = TEGRA210_CLK_OSC_DIV4, .present = true }, [tegra_clk_pll_ref] = { .dt_id = TEGRA210_CLK_PLL_REF, .present = true }, [tegra_clk_pll_c] = { .dt_id = TEGRA210_CLK_PLL_C, .present = true }, [tegra_clk_pll_c_out1] = { .dt_id = TEGRA210_CLK_PLL_C_OUT1, .present = true }, @@ -2499,6 +2501,8 @@ static struct tegra_devclk devclks[] __initdata = { { .con_id = "clk_32k", .dt_id = TEGRA210_CLK_CLK_32K }, { .con_id = "clk_m_div2", .dt_id = TEGRA210_CLK_CLK_M_DIV2 }, { .con_id = "clk_m_div4", .dt_id = TEGRA210_CLK_CLK_M_DIV4 }, + { .con_id = "osc_div2", .dt_id = TEGRA210_CLK_OSC_DIV2 }, + { .con_id = "osc_div4", .dt_id = TEGRA210_CLK_OSC_DIV4 }, { .con_id = "pll_c", .dt_id = TEGRA210_CLK_PLL_C }, { .con_id = "pll_c_out1", .dt_id = TEGRA210_CLK_PLL_C_OUT1 }, { .con_id = "pll_c2", .dt_id = TEGRA210_CLK_PLL_C2 }, diff --git a/drivers/clk/tegra/clk-tegra30.c b/drivers/clk/tegra/clk-tegra30.c index b20891489e11..7e62d9ae377c 100644 --- a/drivers/clk/tegra/clk-tegra30.c +++ b/drivers/clk/tegra/clk-tegra30.c @@ -583,6 +583,8 @@ static struct tegra_devclk devclks[] __initdata = { { .con_id = "clk_32k", .dt_id = TEGRA30_CLK_CLK_32K }, { .con_id = "clk_m_div2", .dt_id = TEGRA30_CLK_CLK_M_DIV2 }, { .con_id = "clk_m_div4", .dt_id = TEGRA30_CLK_CLK_M_DIV4 }, + { .con_id = "osc_div2", .dt_id = TEGRA30_CLK_OSC_DIV2 }, + { .con_id = "osc_div4", .dt_id = TEGRA30_CLK_OSC_DIV4 }, { .con_id = "cml0", .dt_id = TEGRA30_CLK_CML0 }, { .con_id = "cml1", .dt_id = TEGRA30_CLK_CML1 }, { .con_id = "clk_m", .dt_id = TEGRA30_CLK_CLK_M }, @@ -685,6 +687,8 @@ static struct tegra_clk tegra30_clks[tegra_clk_max] __initdata = { [tegra_clk_clk_m] = { .dt_id = TEGRA30_CLK_CLK_M, .present = true }, [tegra_clk_clk_m_div2] = { .dt_id = TEGRA30_CLK_CLK_M_DIV2, .present = true }, [tegra_clk_clk_m_div4] = { .dt_id = TEGRA30_CLK_CLK_M_DIV4, .present = true }, + [tegra_clk_osc_div2] = { .dt_id = TEGRA30_CLK_OSC_DIV2, .present = true }, + [tegra_clk_osc_div4] = { .dt_id = TEGRA30_CLK_OSC_DIV4, .present = true }, [tegra_clk_pll_ref] = { .dt_id = TEGRA30_CLK_PLL_REF, .present = true }, [tegra_clk_spdif_in_sync] = { .dt_id = TEGRA30_CLK_SPDIF_IN_SYNC, .present = true }, [tegra_clk_i2s0_sync] = { .dt_id = TEGRA30_CLK_I2S0_SYNC, .present = true }, |