From 0fdf31131f926acdb1d63d608cc71882e321c074 Mon Sep 17 00:00:00 2001 From: Oliver Brown Date: Mon, 4 Mar 2019 16:18:45 -0600 Subject: [PATCH] MLK-21045 iMX8QM: Need to change u-boot HDMI TX clocks The HDMI digital PLL, bus clock and core clock need to change to improve the firmware loading time. The clock are now set to 800 MHz for DPLL, 200 MHz for HDMI core, and 100 MHz for HDMI bus. Signed-off-by: Oliver Brown (cherry picked from commit 1d368140f32cce8fc35962b18da6332d383bb094) --- drivers/video/imx/hdp_load.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/video/imx/hdp_load.c b/drivers/video/imx/hdp_load.c index fd8e99e2c7..c8cbdb5f93 100644 --- a/drivers/video/imx/hdp_load.c +++ b/drivers/video/imx/hdp_load.c @@ -23,9 +23,9 @@ static void display_set_power(int onoff) static void display_set_clocks(void) { - const sc_pm_clock_rate_t pll = 657000000; - const sc_pm_clock_rate_t hdmi_core_clock = pll / 5; /* 135.000 Mhz */ - const sc_pm_clock_rate_t hdmi_bus_clock = pll / 8; /* 83.375 Mhz */ + const sc_pm_clock_rate_t pll = 800000000; + const sc_pm_clock_rate_t hdmi_core_clock = pll / 4; /* 200 Mhz */ + const sc_pm_clock_rate_t hdmi_bus_clock = pll / 8; /* 100 Mhz */ SC_PM_SET_RESOURCE_POWER_MODE(-1, SC_R_HDMI_PLL_0, SC_PM_PW_MODE_OFF); -- 2.17.1