Set the parent of the dsi lp clocks to pll_p and the rate to 68MHz. The default parent is clk_m and rate is 12MHz, this is too slow to receive data from the peripheral.
Per NVidia HW engineers, the optimal rate is 70MHz, but 68MHz will suffice. Signed-off-by: Sean Paul <[email protected]> --- drivers/clk/tegra/clk-tegra124.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/clk/tegra/clk-tegra124.c b/drivers/clk/tegra/clk-tegra124.c index 9525c68..ffa1488 100644 --- a/drivers/clk/tegra/clk-tegra124.c +++ b/drivers/clk/tegra/clk-tegra124.c @@ -1355,6 +1355,8 @@ static struct tegra_clk_init_table init_table[] __initdata = { {TEGRA124_CLK_I2S4, TEGRA124_CLK_PLL_A_OUT0, 11289600, 0}, {TEGRA124_CLK_VDE, TEGRA124_CLK_PLL_P, 0, 0}, {TEGRA124_CLK_HOST1X, TEGRA124_CLK_PLL_P, 136000000, 1}, + {TEGRA124_CLK_DSIALP, TEGRA124_CLK_PLL_P, 68000000, 0}, + {TEGRA124_CLK_DSIBLP, TEGRA124_CLK_PLL_P, 68000000, 0}, {TEGRA124_CLK_SCLK, TEGRA124_CLK_PLL_P_OUT2, 102000000, 1}, {TEGRA124_CLK_DFLL_SOC, TEGRA124_CLK_PLL_P, 51000000, 1}, {TEGRA124_CLK_DFLL_REF, TEGRA124_CLK_PLL_P, 51000000, 1}, -- 2.1.1 -- To unsubscribe from this list: send the line "unsubscribe linux-tegra" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
