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authorLucas Stach2016-02-29 21:46:06 +0100
committerThierry Reding2016-04-28 12:41:51 +0200
commita02cc84a31d3bd46a10546ff7024e7b5a186d339 (patch)
treecf51407240888a2c212593cd89541e97ba88a014
parent926655f929063619b13db8b4f2ef8c9a08605492 (diff)
clk: tegra: Initialize PLL_C to sane rate on Tegra30
If the bootloader does not touch PLL_C it will stay in its reset state, failing to lock when enabled. This leads to consumers of this clock to fail probing. Fix this by always programming the PLL with a sane rate, which allows it to lock, at startup. Signed-off-by: Lucas Stach <dev@lynxeye.de> Signed-off-by: Thierry Reding <treding@nvidia.com>
-rw-r--r--drivers/clk/tegra/clk-tegra30.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/clk/tegra/clk-tegra30.c b/drivers/clk/tegra/clk-tegra30.c
index 0478565cf292..236e2db9a716 100644
--- a/drivers/clk/tegra/clk-tegra30.c
+++ b/drivers/clk/tegra/clk-tegra30.c
@@ -1372,6 +1372,7 @@ static struct tegra_clk_init_table init_table[] __initdata = {
{ TEGRA30_CLK_SBC4, TEGRA30_CLK_PLL_P, 100000000, 0 },
{ TEGRA30_CLK_SBC5, TEGRA30_CLK_PLL_P, 100000000, 0 },
{ TEGRA30_CLK_SBC6, TEGRA30_CLK_PLL_P, 100000000, 0 },
+ { TEGRA30_CLK_PLL_C, TEGRA30_CLK_CLK_MAX, 600000000, 0 },
{ TEGRA30_CLK_HOST1X, TEGRA30_CLK_PLL_C, 150000000, 0 },
{ TEGRA30_CLK_DISP1, TEGRA30_CLK_PLL_P, 600000000, 0 },
{ TEGRA30_CLK_DISP2, TEGRA30_CLK_PLL_P, 600000000, 0 },