Re: [U-Boot] [PATCH] Tegra114: spl: Set system clock to clk_m

2013-10-15 Thread Tom Warren
Jimmy - please answer Stephen's questions below, and/or correct my answers. On Tue, Oct 8, 2013 at 2:18 PM, Stephen Warren wrote: > On 10/07/2013 03:17 PM, Tom Warren wrote: > > From: Jimmy Zhang > > > > Based on Tegra114 TRM, system clock can run up to 275MHz. On power on, > > Which exact cloc

Re: [U-Boot] [PATCH] Tegra114: spl: Set system clock to clk_m

2013-10-15 Thread Stephen Warren
On 10/15/2013 01:37 PM, Tom Warren wrote: > Jimmy - please answer Stephen's questions below, and/or correct my answers. > > > On Tue, Oct 8, 2013 at 2:18 PM, Stephen Warren > wrote: > > On 10/07/2013 03:17 PM, Tom Warren wrote: > > From: Jimmy Zhang mailto:

Re: [U-Boot] [PATCH] Tegra114: spl: Set system clock to clk_m

2013-10-15 Thread Tom Warren
Done, V2 inbound. On Tue, Oct 15, 2013 at 12:47 PM, Stephen Warren wrote: > On 10/15/2013 01:37 PM, Tom Warren wrote: > > Jimmy - please answer Stephen's questions below, and/or correct my > answers. > > > > > > On Tue, Oct 8, 2013 at 2:18 PM, Stephen Warren > > wr

Re: [U-Boot] [PATCH] Tegra114: spl: Set system clock to clk_m

2013-10-08 Thread Stephen Warren
On 10/07/2013 03:17 PM, Tom Warren wrote: > From: Jimmy Zhang > > Based on Tegra114 TRM, system clock can run up to 275MHz. On power on, Which exact clock is "system clock"? > the default sytem clock source is set to pllp_out0. In function > clock_early_init(), pllp_out0 will be set to 480MHz w

[U-Boot] [PATCH] Tegra114: spl: Set system clock to clk_m

2013-10-07 Thread Tom Warren
From: Jimmy Zhang Based on Tegra114 TRM, system clock can run up to 275MHz. On power on, the default sytem clock source is set to pllp_out0. In function clock_early_init(), pllp_out0 will be set to 480MHz which is beyond system clock's upper limit. The fix is to set the system clock to CLK_M bef