diff options
Diffstat (limited to 'drivers/clk/tegra')
| -rw-r--r-- | drivers/clk/tegra/clk-dfll.c | 3 | ||||
| -rw-r--r-- | drivers/clk/tegra/clk-divider.c | 9 | ||||
| -rw-r--r-- | drivers/clk/tegra/clk-tegra-periph.c | 6 | ||||
| -rw-r--r-- | drivers/clk/tegra/clk-tegra20.c | 4 | ||||
| -rw-r--r-- | drivers/clk/tegra/clk-tegra30.c | 4 | ||||
| -rw-r--r-- | drivers/clk/tegra/clk.c | 4 |
6 files changed, 18 insertions, 12 deletions
diff --git a/drivers/clk/tegra/clk-dfll.c b/drivers/clk/tegra/clk-dfll.c index c051d92c2bbf..cfbaa90c7adb 100644 --- a/drivers/clk/tegra/clk-dfll.c +++ b/drivers/clk/tegra/clk-dfll.c @@ -1487,7 +1487,6 @@ static int dfll_init(struct tegra_dfll *td) td->last_unrounded_rate = 0; pm_runtime_enable(td->dev); - pm_runtime_irq_safe(td->dev); pm_runtime_get_sync(td->dev); dfll_set_mode(td, DFLL_DISABLED); @@ -1516,7 +1515,7 @@ di_err1: /** * tegra_dfll_suspend - check DFLL is disabled - * @dev: DFLL device * + * @dev: DFLL instance * * DFLL clock should be disabled by the CPUFreq driver. So, make * sure it is disabled and disable all clocks needed by the DFLL. diff --git a/drivers/clk/tegra/clk-divider.c b/drivers/clk/tegra/clk-divider.c index ca0de5f11f84..38daf483ddf1 100644 --- a/drivers/clk/tegra/clk-divider.c +++ b/drivers/clk/tegra/clk-divider.c @@ -40,8 +40,13 @@ static unsigned long clk_frac_div_recalc_rate(struct clk_hw *hw, int div, mul; u64 rate = parent_rate; - reg = readl_relaxed(divider->reg) >> divider->shift; - div = reg & div_mask(divider); + reg = readl_relaxed(divider->reg); + + if ((divider->flags & TEGRA_DIVIDER_UART) && + !(reg & PERIPH_CLK_UART_DIV_ENB)) + return rate; + + div = (reg >> divider->shift) & div_mask(divider); mul = get_mul(divider); div += mul; diff --git a/drivers/clk/tegra/clk-tegra-periph.c b/drivers/clk/tegra/clk-tegra-periph.c index 0d07c0ba49b6..2b2a3b81c16b 100644 --- a/drivers/clk/tegra/clk-tegra-periph.c +++ b/drivers/clk/tegra/clk-tegra-periph.c @@ -777,7 +777,11 @@ static struct tegra_periph_init_data gate_clks[] = { GATE("ahbdma", "hclk", 33, 0, tegra_clk_ahbdma, 0), GATE("apbdma", "pclk", 34, 0, tegra_clk_apbdma, 0), GATE("kbc", "clk_32k", 36, TEGRA_PERIPH_ON_APB | TEGRA_PERIPH_NO_RESET, tegra_clk_kbc, 0), - GATE("fuse", "clk_m", 39, TEGRA_PERIPH_ON_APB, tegra_clk_fuse, 0), + /* + * Critical for RAM re-repair operation, which must occur on resume + * from LP1 system suspend and as part of CCPLEX cluster switching. + */ + GATE("fuse", "clk_m", 39, TEGRA_PERIPH_ON_APB, tegra_clk_fuse, CLK_IS_CRITICAL), GATE("fuse_burn", "clk_m", 39, TEGRA_PERIPH_ON_APB, tegra_clk_fuse_burn, 0), GATE("kfuse", "clk_m", 40, TEGRA_PERIPH_ON_APB, tegra_clk_kfuse, 0), GATE("apbif", "clk_m", 107, TEGRA_PERIPH_ON_APB, tegra_clk_apbif, 0), diff --git a/drivers/clk/tegra/clk-tegra20.c b/drivers/clk/tegra/clk-tegra20.c index 4d8222f5c638..fff5cba87637 100644 --- a/drivers/clk/tegra/clk-tegra20.c +++ b/drivers/clk/tegra/clk-tegra20.c @@ -1046,11 +1046,9 @@ static struct tegra_clk_init_table init_table[] __initdata = { { TEGRA20_CLK_SBC3, TEGRA20_CLK_PLL_P, 100000000, 0 }, { TEGRA20_CLK_SBC4, TEGRA20_CLK_PLL_P, 100000000, 0 }, { TEGRA20_CLK_HOST1X, TEGRA20_CLK_PLL_C, 150000000, 0 }, - { TEGRA20_CLK_DISP1, TEGRA20_CLK_PLL_P, 600000000, 0 }, - { TEGRA20_CLK_DISP2, TEGRA20_CLK_PLL_P, 600000000, 0 }, { TEGRA20_CLK_GR2D, TEGRA20_CLK_PLL_C, 300000000, 0 }, { TEGRA20_CLK_GR3D, TEGRA20_CLK_PLL_C, 300000000, 0 }, - { TEGRA20_CLK_VDE, TEGRA20_CLK_CLK_MAX, 300000000, 0 }, + { TEGRA20_CLK_VDE, TEGRA20_CLK_PLL_C, 300000000, 0 }, /* must be the last entry */ { TEGRA20_CLK_CLK_MAX, TEGRA20_CLK_CLK_MAX, 0, 0 }, }; diff --git a/drivers/clk/tegra/clk-tegra30.c b/drivers/clk/tegra/clk-tegra30.c index c8bc18e4d7e5..b20891489e11 100644 --- a/drivers/clk/tegra/clk-tegra30.c +++ b/drivers/clk/tegra/clk-tegra30.c @@ -1251,14 +1251,12 @@ static struct tegra_clk_init_table init_table[] __initdata = { { 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 }, { TEGRA30_CLK_TWD, TEGRA30_CLK_CLK_MAX, 0, 1 }, { TEGRA30_CLK_GR2D, TEGRA30_CLK_PLL_C, 300000000, 0 }, { TEGRA30_CLK_GR3D, TEGRA30_CLK_PLL_C, 300000000, 0 }, { TEGRA30_CLK_GR3D2, TEGRA30_CLK_PLL_C, 300000000, 0 }, { TEGRA30_CLK_PLL_U, TEGRA30_CLK_CLK_MAX, 480000000, 0 }, - { TEGRA30_CLK_VDE, TEGRA30_CLK_CLK_MAX, 600000000, 0 }, + { TEGRA30_CLK_VDE, TEGRA30_CLK_PLL_C, 600000000, 0 }, { TEGRA30_CLK_SPDIF_IN_SYNC, TEGRA30_CLK_CLK_MAX, 24000000, 0 }, { TEGRA30_CLK_I2S0_SYNC, TEGRA30_CLK_CLK_MAX, 24000000, 0 }, { TEGRA30_CLK_I2S1_SYNC, TEGRA30_CLK_CLK_MAX, 24000000, 0 }, diff --git a/drivers/clk/tegra/clk.c b/drivers/clk/tegra/clk.c index e6bd6d1ea012..f6cdce441cf7 100644 --- a/drivers/clk/tegra/clk.c +++ b/drivers/clk/tegra/clk.c @@ -231,8 +231,10 @@ struct clk ** __init tegra_clk_init(void __iomem *regs, int num, int banks) periph_banks = banks; clks = kcalloc(num, sizeof(struct clk *), GFP_KERNEL); - if (!clks) + if (!clks) { kfree(periph_clk_enb_refcnt); + return NULL; + } clk_num = num; |