Mark the required clks as critical so the core will enable them during
registration and therefore they will stay on.
Signed-off-by: Rhyland Klein <rklein@xxxxxxxxxx>
---
drivers/clk/tegra/clk-tegra30.c | 14 ++++++++------
1 file changed, 8 insertions(+), 6 deletions(-)
diff --git a/drivers/clk/tegra/clk-tegra30.c b/drivers/clk/tegra/clk-tegra30.c
index 9396f4930da7..fc91460ab892 100644
--- a/drivers/clk/tegra/clk-tegra30.c
+++ b/drivers/clk/tegra/clk-tegra30.c
@@ -948,8 +948,8 @@ static void __init tegra30_pll_init(void)
/* PLLM */
clk = tegra_clk_register_pll("pll_m", "pll_ref", clk_base, pmc_base,
- CLK_IGNORE_UNUSED | CLK_SET_RATE_GATE,
- &pll_m_params, NULL);
+ CLK_IGNORE_UNUSED | CLK_SET_RATE_GATE |
+ CLK_IS_CRITICAL, &pll_m_params, NULL);
clks[TEGRA30_CLK_PLL_M] = clk;
/* PLLM_OUT1 */
@@ -1104,7 +1104,8 @@ static void __init tegra30_super_clk_init(void)
/* twd */
clk = clk_register_fixed_factor(NULL, "twd", "cclk_g",
- CLK_SET_RATE_PARENT, 1, 2);
+ CLK_SET_RATE_PARENT | CLK_IS_CRITICAL,
+ 1, 2);
clks[TEGRA30_CLK_TWD] = clk;
tegra_super_clk_gen4_init(clk_base, pmc_base, tegra30_clks, NULL);
@@ -1164,11 +1165,12 @@ static void __init tegra30_periph_clk_init(void)
/* emc */
clk = clk_register_mux(NULL, "emc_mux", mux_pllmcp_clkm,
ARRAY_SIZE(mux_pllmcp_clkm),
- CLK_SET_RATE_NO_REPARENT,
+ CLK_SET_RATE_NO_REPARENT | CLK_IS_CRITICAL,
clk_base + CLK_SOURCE_EMC,
30, 2, 0, &emc_lock);
- clk = tegra_clk_register_periph_gate("emc", "emc_mux", 0, clk_base, 0,
- 57, periph_clk_enb_refcnt);
+ clk = tegra_clk_register_periph_gate("emc", "emc_mux", 0, clk_base,
+ CLK_IS_CRITICAL, 57,
+ periph_clk_enb_refcnt);
clks[TEGRA30_CLK_EMC] = clk;
clk = tegra_clk_register_mc("mc", "emc_mux", clk_base + CLK_SOURCE_EMC,
--
1.9.1
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