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linux (Allwinner): drop upstream patch

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This commit is contained in:
MilhouseVH 2020-02-25 15:39:07 +00:00
parent 6de6649cbf
commit aeb3b6027d
1 changed files with 0 additions and 74 deletions
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74
projects/Allwinner/patches/linux/0001-backport-from-5.6.patch
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@ -1164,80 +1164,6 @@ index 0afea59486c2..6e68ed831015 100644
-- --
2.24.1 2.24.1
From ec97faff743b398e21f74a54c81333f3390093aa Mon Sep 17 00:00:00 2001
From: Icenowy Zheng <icenowy@aosc.io>
Date: Fri, 3 Jan 2020 22:35:03 -0800
Subject: [PATCH] clk: sunxi-ng: add mux and pll notifiers for A64 CPU clock
The A64 PLL_CPU clock has the same instability if some factor changed
without the PLL gated like other SoCs with sun6i-style CCU, e.g. A33,
H3.
Add the mux and pll notifiers for A64 CPU clock to workaround the
problem.
Fixes: c6a0637460c2 ("clk: sunxi-ng: Add A64 clocks")
Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
---
drivers/clk/sunxi-ng/ccu-sun50i-a64.c | 28 ++++++++++++++++++++++++++-
1 file changed, 27 insertions(+), 1 deletion(-)
diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-a64.c b/drivers/clk/sunxi-ng/ccu-sun50i-a64.c
index 49bd7a4c015c..5f66bf879772 100644
--- a/drivers/clk/sunxi-ng/ccu-sun50i-a64.c
+++ b/drivers/clk/sunxi-ng/ccu-sun50i-a64.c
@@ -921,11 +921,26 @@ static const struct sunxi_ccu_desc sun50i_a64_ccu_desc = {
.num_resets = ARRAY_SIZE(sun50i_a64_ccu_resets),
};
+static struct ccu_pll_nb sun50i_a64_pll_cpu_nb = {
+ .common = &pll_cpux_clk.common,
+ /* copy from pll_cpux_clk */
+ .enable = BIT(31),
+ .lock = BIT(28),
+};
+
+static struct ccu_mux_nb sun50i_a64_cpu_nb = {
+ .common = &cpux_clk.common,
+ .cm = &cpux_clk.mux,
+ .delay_us = 1, /* > 8 clock cycles at 24 MHz */
+ .bypass_index = 1, /* index of 24 MHz oscillator */
+};
+
static int sun50i_a64_ccu_probe(struct platform_device *pdev)
{
struct resource *res;
void __iomem *reg;
u32 val;
+ int ret;
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
reg = devm_ioremap_resource(&pdev->dev, res);
@@ -939,7 +954,18 @@ static int sun50i_a64_ccu_probe(struct platform_device *pdev)
writel(0x515, reg + SUN50I_A64_PLL_MIPI_REG);
- return sunxi_ccu_probe(pdev->dev.of_node, reg, &sun50i_a64_ccu_desc);
+ ret = sunxi_ccu_probe(pdev->dev.of_node, reg, &sun50i_a64_ccu_desc);
+ if (ret)
+ return ret;
+
+ /* Gate then ungate PLL CPU after any rate changes */
+ ccu_pll_notifier_register(&sun50i_a64_pll_cpu_nb);
+
+ /* Reparent CPU during PLL CPU rate changes */
+ ccu_mux_notifier_register(pll_cpux_clk.common.hw.clk,
+ &sun50i_a64_cpu_nb);
+
+ return 0;
}
static const struct of_device_id sun50i_a64_ccu_ids[] = {
--
2.24.1
From 624b4b48d9d870c2858c016d8709715495409654 Mon Sep 17 00:00:00 2001 From 624b4b48d9d870c2858c016d8709715495409654 Mon Sep 17 00:00:00 2001
From: Ondrej Jirman <megous@megous.com> From: Ondrej Jirman <megous@megous.com>
Date: Tue, 29 Oct 2019 12:28:46 +0100 Date: Tue, 29 Oct 2019 12:28:46 +0100