Files
LibreELEC.tv/packages/linux/patches/rockchip-old/rockchip-0015-WIP-1000-HACK-clk-rockchip-rk3288-dedicate-npll-for-.patch
Christian Hewitt 16d8875e4f linux: update rockchip-old to Linux 6.16.7
Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
2025-09-22 13:54:39 +00:00

67 lines
3.1 KiB
Diff

From c20e1b5c2f77e5831e2abbde16994885c3687fec Mon Sep 17 00:00:00 2001
From: Nickey Yang <nickey.yang@rock-chips.com>
Date: Mon, 17 Jul 2017 16:35:34 +0800
Subject: [PATCH 15/59] WIP/1000: HACK: clk: rockchip: rk3288: dedicate npll
for vopb and hdmi use
MINIARM: set npll be used for hdmi only
Signed-off-by: Nickey Yang <nickey.yang@rock-chips.com>
Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Signed-off-by: Alex Bee <knaerzche@gmail.com>
---
arch/arm/boot/dts/rockchip/rk3288.dtsi | 2 ++
drivers/clk/rockchip/clk-rk3288.c | 9 +++++----
2 files changed, 7 insertions(+), 4 deletions(-)
diff --git a/arch/arm/boot/dts/rockchip/rk3288.dtsi b/arch/arm/boot/dts/rockchip/rk3288.dtsi
index 60ff3bf14efe..bf0416834a5d 100644
--- a/arch/arm/boot/dts/rockchip/rk3288.dtsi
+++ b/arch/arm/boot/dts/rockchip/rk3288.dtsi
@@ -1032,6 +1032,8 @@ vopb: vop@ff930000 {
resets = <&cru SRST_LCDC0_AXI>, <&cru SRST_LCDC0_AHB>, <&cru SRST_LCDC0_DCLK>;
reset-names = "axi", "ahb", "dclk";
iommus = <&vopb_mmu>;
+ assigned-clocks = <&cru DCLK_VOP0>;
+ assigned-clock-parents = <&cru PLL_NPLL>;
status = "disabled";
vopb_out: port {
diff --git a/drivers/clk/rockchip/clk-rk3288.c b/drivers/clk/rockchip/clk-rk3288.c
index 0a1e017df7c6..89141dbfd483 100644
--- a/drivers/clk/rockchip/clk-rk3288.c
+++ b/drivers/clk/rockchip/clk-rk3288.c
@@ -195,8 +195,9 @@ PNAME(mux_ddrphy_p) = { "dpll_ddr", "gpll_ddr" };
PNAME(mux_aclk_cpu_src_p) = { "cpll_aclk_cpu", "gpll_aclk_cpu" };
PNAME(mux_pll_src_cpll_gpll_p) = { "cpll", "gpll" };
-PNAME(mux_pll_src_npll_cpll_gpll_p) = { "npll", "cpll", "gpll" };
-PNAME(mux_pll_src_cpll_gpll_npll_p) = { "cpll", "gpll", "npll" };
+PNAME(mux_pll_src_npll_cpll_gpll_p) = { "prevent:npll", "cpll", "gpll" };
+PNAME(mux_pll_src_cpll_gpll_npll_p) = { "cpll", "gpll", "prevent:npll" };
+PNAME(vop0_mux_pll_src_cpll_gpll_npll_p) = { "prevent:cpll", "prevent:gpll", "npll" };
PNAME(mux_pll_src_cpll_gpll_usb480m_p) = { "cpll", "gpll", "unstable:usbphy480m_src" };
PNAME(mux_pll_src_cpll_gll_usb_npll_p) = { "cpll", "gpll", "unstable:usbphy480m_src", "npll" };
@@ -232,7 +233,7 @@ static struct rockchip_pll_clock rk3288_pll_clks[] __initdata = {
[gpll] = PLL(pll_rk3066, PLL_GPLL, "gpll", mux_pll_p, 0, RK3288_PLL_CON(12),
RK3288_MODE_CON, 12, 8, ROCKCHIP_PLL_SYNC_RATE, rk3288_pll_rates),
[npll] = PLL(pll_rk3066, PLL_NPLL, "npll", mux_pll_p, 0, RK3288_PLL_CON(16),
- RK3288_MODE_CON, 14, 9, ROCKCHIP_PLL_SYNC_RATE, rk3288_pll_rates),
+ RK3288_MODE_CON, 14, 9, 0, rk3288_pll_rates),
};
static struct clk_div_table div_hclk_cpu_t[] = {
@@ -442,7 +443,7 @@ static struct rockchip_clk_branch rk3288_clk_branches[] __initdata = {
RK3288_CLKSEL_CON(30), 14, 2, MFLAGS, 8, 5, DFLAGS,
RK3288_CLKGATE_CON(3), 4, GFLAGS),
- COMPOSITE(DCLK_VOP0, "dclk_vop0", mux_pll_src_cpll_gpll_npll_p, 0,
+ COMPOSITE(DCLK_VOP0, "dclk_vop0", vop0_mux_pll_src_cpll_gpll_npll_p, CLK_SET_RATE_NO_REPARENT | CLK_SET_RATE_PARENT,
RK3288_CLKSEL_CON(27), 0, 2, MFLAGS, 8, 8, DFLAGS,
RK3288_CLKGATE_CON(3), 1, GFLAGS),
COMPOSITE(DCLK_VOP1, "dclk_vop1", mux_pll_src_cpll_gpll_npll_p, 0,
--
2.34.1