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clk: tegra: Add EMC clock driver

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The driver is currently only tested on Tegra124 Jetson TK1, but should
work with other Tegra124 boards, provided that correct EMC tables are
provided through the device tree. Older chip models have differing
timing change sequences, so they are not currently supported.

Signed-off-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
[treding@nvidia.com: use more consistent function names]
Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Mikko Perttunen
2015-03-12 15:48:05 +01:00
committed by Thierry Reding
parent 374ffadaf3
commit 2db04f16b5
4 changed files with 535 additions and 2 deletions
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3
drivers/clk/tegra/clk.h
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@@ -623,6 +623,9 @@ void tegra_super_clk_gen4_init(void __iomem *clk_base,
void __iomem *pmc_base, struct tegra_clk *tegra_clks,
struct tegra_clk_pll_params *pll_params);
struct clk *tegra_clk_register_emc(void __iomem *base, struct device_node *np,
spinlock_t *lock);
void tegra114_clock_tune_cpu_trimmers_high(void);
void tegra114_clock_tune_cpu_trimmers_low(void);
void tegra114_clock_tune_cpu_trimmers_init(void);