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AR-1 - Adding support category for distributions AR-4 - Remove Allwinner legacy AR-5 - Drop Udoo family and move Udoo board into newly created imx6 family AR-9 - Rename sunxi-next to sunxi-legacy AR-10 - Rename sunxi-dev to sunxi-current AR-11 - Adding Radxa Rockpi S support AR-13 - Rename rockchip64-default to rockchip64-legacy AR-14 - Add rockchip64-current as mainline source AR-15 - Drop Rockchip 4.19.y NEXT, current become 5.3.y AR-16 - Rename RK3399 default to legacy AR-17 - Rename Odroid XU4 next and default to legacy 4.14.y, add DEV 5.4.y AR-18 - Add Odroid N2 current mainline AR-19 - Move Odroid C1 to meson family AR-20 - Rename mvebu64-default to mvebu64-legacy AR-21 - Rename mvebu-default to mvebu-legacy AR-22 - Rename mvebu-next to mvebu-current AR-23 - Drop meson64 default and next, current becomes former DEV 5.3.y AR-24 - Drop cubox family and move Cubox/Hummingboard boards under imx6 AR-26 - Adjust motd AR-27 - Enabling distribution release status AR-28 - Added new GCC compilers AR-29 - Implementing Ubuntu Eoan AR-30 - Add desktop packages per board or family AR-31 - Remove (Ubuntu/Debian) distribution name from image filename AR-32 - Move arch configs from configuration.sh to separate arm64 and armhf config files AR-33 - Revision numbers for beta builds changed to day_in_the_year AR-34 - Patches support linked patches AR-35 - Break meson64 family into gxbb and gxl AR-36 - Add Nanopineo2 Black AR-38 - Upgrade option from old branches to new one via armbian-config AR-41 - Show full timezone info AR-43 - Merge Odroid N2 to meson64 AR-44 - Enable FORCE_BOOTSCRIPT_UPDATE for all builds
58 lines
1.8 KiB
Diff
58 lines
1.8 KiB
Diff
From 9c4d2eb582078788a3f115fef91824d9213e237d Mon Sep 17 00:00:00 2001
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From: Vasily Khoruzhick <anarsoul@gmail.com>
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Date: Tue, 24 Jul 2018 10:17:55 -0700
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Subject: [PATCH 074/146] a64: ccu: enable LDOs for pll-mipi and add min/max
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rate for it
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---
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drivers/clk/sunxi-ng/ccu-sun50i-a64.c | 2 ++
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drivers/clk/sunxi-ng/ccu_nkm.c | 5 +++++
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drivers/clk/sunxi-ng/ccu_nkm.h | 3 +++
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3 files changed, 10 insertions(+)
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diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-a64.c b/drivers/clk/sunxi-ng/ccu-sun50i-a64.c
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index 1fe3c3fbc9bc..7c645f2c017a 100644
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--- a/drivers/clk/sunxi-ng/ccu-sun50i-a64.c
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+++ b/drivers/clk/sunxi-ng/ccu-sun50i-a64.c
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@@ -163,6 +163,8 @@ static struct ccu_nkm pll_mipi_clk = {
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.n = _SUNXI_CCU_MULT(8, 4),
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.k = _SUNXI_CCU_MULT_MIN(4, 2, 2),
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.m = _SUNXI_CCU_DIV(0, 4),
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+ .min_rate = 300000000,
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+ .max_rate = 1400000000,
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.common = {
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.reg = 0x040,
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.hw.init = CLK_HW_INIT("pll-mipi", "pll-video0",
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diff --git a/drivers/clk/sunxi-ng/ccu_nkm.c b/drivers/clk/sunxi-ng/ccu_nkm.c
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index 841840e35e61..01e6df4c1232 100644
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--- a/drivers/clk/sunxi-ng/ccu_nkm.c
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+++ b/drivers/clk/sunxi-ng/ccu_nkm.c
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@@ -122,6 +122,11 @@ static unsigned long ccu_nkm_round_rate(struct ccu_mux_internal *mux,
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_nkm.min_m = 1;
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_nkm.max_m = nkm->m.max ?: 1 << nkm->m.width;
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+ if (rate < nkm->min_rate)
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+ rate = nkm->min_rate;
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+ if (nkm->max_rate && (rate > nkm->max_rate))
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+ rate = nkm->max_rate;
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+
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if (nkm->common.features & CCU_FEATURE_FIXED_POSTDIV)
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rate *= nkm->fixed_post_div;
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diff --git a/drivers/clk/sunxi-ng/ccu_nkm.h b/drivers/clk/sunxi-ng/ccu_nkm.h
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index cc6efb70a102..6e01836ef122 100644
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--- a/drivers/clk/sunxi-ng/ccu_nkm.h
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+++ b/drivers/clk/sunxi-ng/ccu_nkm.h
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@@ -36,6 +36,9 @@ struct ccu_nkm {
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unsigned int fixed_post_div;
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+ unsigned int min_rate;
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+ unsigned int max_rate;
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+
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struct ccu_common common;
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};
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--
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2.17.1
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