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62b7f5931c
bcm2708: boot tested on RPi B+ v1.2
bcm2709: boot tested on RPi 3B v1.2 and RPi 4B v1.1 4G
bcm2710: boot tested on RPi 3B v1.2
bcm2711: boot tested on RPi 4B v1.1 4G
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
(cherry-picked from commit f07e572f64)
39 lines
1.2 KiB
Diff
39 lines
1.2 KiB
Diff
From 35d84e9f2944b72ccfc508dc5c540c526ab351c1 Mon Sep 17 00:00:00 2001
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From: Phil Elwell <phil@raspberrypi.org>
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Date: Wed, 23 Jan 2019 16:11:50 +0000
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Subject: [PATCH] clk-bcm2835: Don't wait for pllh lock
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Signed-off-by: Phil Elwell <phil@raspberrypi.org>
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---
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drivers/clk/bcm/clk-bcm2835.c | 18 ++++++++++--------
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1 file changed, 10 insertions(+), 8 deletions(-)
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--- a/drivers/clk/bcm/clk-bcm2835.c
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+++ b/drivers/clk/bcm/clk-bcm2835.c
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@@ -643,15 +643,17 @@ static int bcm2835_pll_on(struct clk_hw
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spin_unlock(&cprman->regs_lock);
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/* Wait for the PLL to lock. */
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- timeout = ktime_add_ns(ktime_get(), LOCK_TIMEOUT_NS);
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- while (!(cprman_read(cprman, CM_LOCK) & data->lock_mask)) {
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- if (ktime_after(ktime_get(), timeout)) {
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- dev_err(cprman->dev, "%s: couldn't lock PLL\n",
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- clk_hw_get_name(hw));
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- return -ETIMEDOUT;
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- }
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+ if (strcmp(data->name, "pllh")) {
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+ timeout = ktime_add_ns(ktime_get(), LOCK_TIMEOUT_NS);
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+ while (!(cprman_read(cprman, CM_LOCK) & data->lock_mask)) {
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+ if (ktime_after(ktime_get(), timeout)) {
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+ dev_err(cprman->dev, "%s: couldn't lock PLL\n",
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+ clk_hw_get_name(hw));
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+ return -ETIMEDOUT;
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+ }
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- cpu_relax();
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+ cpu_relax();
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+ }
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}
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cprman_write(cprman, data->a2w_ctrl_reg,
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