diff options
Diffstat (limited to 'recipes-kernel/linux/linux-toradex-mainline-4.14/0019-clk-tegra-Fix-pll_u-rate-configuration.patch')
-rw-r--r-- | recipes-kernel/linux/linux-toradex-mainline-4.14/0019-clk-tegra-Fix-pll_u-rate-configuration.patch | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/recipes-kernel/linux/linux-toradex-mainline-4.14/0019-clk-tegra-Fix-pll_u-rate-configuration.patch b/recipes-kernel/linux/linux-toradex-mainline-4.14/0019-clk-tegra-Fix-pll_u-rate-configuration.patch deleted file mode 100644 index 9c846b2..0000000 --- a/recipes-kernel/linux/linux-toradex-mainline-4.14/0019-clk-tegra-Fix-pll_u-rate-configuration.patch +++ /dev/null @@ -1,60 +0,0 @@ -From 03f99b544b9e6e1e79bb73c9e35d3ea7047e706c Mon Sep 17 00:00:00 2001 -Message-Id: <03f99b544b9e6e1e79bb73c9e35d3ea7047e706c.1529072479.git.marcel.ziswiler@toradex.com> -In-Reply-To: <fb4764e8eb658d35e8fc62ae79c77e1f6e2b0ef3.1529072479.git.marcel.ziswiler@toradex.com> -References: <fb4764e8eb658d35e8fc62ae79c77e1f6e2b0ef3.1529072479.git.marcel.ziswiler@toradex.com> -From: Marcel Ziswiler <marcel@ziswiler.com> -Date: Fri, 23 Feb 2018 00:04:51 +0100 -Subject: [PATCH 19/27] clk: tegra: Fix pll_u rate configuration - -Turns out latest upstream U-Boot does not configure/enable pll_u which -leaves it at some default rate of 500 kHz: - -root@apalis-t30:~# cat /sys/kernel/debug/clk/clk_summary | grep pll_u - pll_u 3 3 0 500000 0 - -Of course this won't quite work leading to the following messages: - -[ 6.559593] usb 2-1: new full-speed USB device number 2 using tegra- -ehci -[ 11.759173] usb 2-1: device descriptor read/64, error -110 -[ 27.119453] usb 2-1: device descriptor read/64, error -110 -[ 27.389217] usb 2-1: new full-speed USB device number 3 using tegra- -ehci -[ 32.559454] usb 2-1: device descriptor read/64, error -110 -[ 47.929777] usb 2-1: device descriptor read/64, error -110 -[ 48.049658] usb usb2-port1: attempt power cycle -[ 48.759475] usb 2-1: new full-speed USB device number 4 using tegra- -ehci -[ 59.349457] usb 2-1: device not accepting address 4, error -110 -[ 59.509449] usb 2-1: new full-speed USB device number 5 using tegra- -ehci -[ 70.069457] usb 2-1: device not accepting address 5, error -110 -[ 70.079721] usb usb2-port1: unable to enumerate USB device - -Fix this by actually allowing the rate also being set from within -the Linux kernel. - -Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com> -Tested-by: Jon Hunter <jonathanh@nvidia.com> -Signed-off-by: Thierry Reding <treding@nvidia.com> -(cherry picked from commit c35b518f9ba06c9de79fb3ff62eed7462d804995) ---- - drivers/clk/tegra/clk-pll.c | 2 ++ - 1 file changed, 2 insertions(+) - -diff --git a/drivers/clk/tegra/clk-pll.c b/drivers/clk/tegra/clk-pll.c -index 7c369e21c91c..830d1c87fa7c 100644 ---- a/drivers/clk/tegra/clk-pll.c -+++ b/drivers/clk/tegra/clk-pll.c -@@ -1151,6 +1151,8 @@ static const struct clk_ops tegra_clk_pllu_ops = { - .enable = clk_pllu_enable, - .disable = clk_pll_disable, - .recalc_rate = clk_pll_recalc_rate, -+ .round_rate = clk_pll_round_rate, -+ .set_rate = clk_pll_set_rate, - }; - - static int _pll_fixed_mdiv(struct tegra_clk_pll_params *pll_params, --- -2.14.4 - |