Files
eternalwrt-mt798x/target/linux/sunxi/patches-6.18/010-v7.1-clk-sunxi-ng-sun55i-a523-r-Add-missing-r-spi-module-clock.patch
T
2026-05-07 09:47:38 +08:00

62 lines
2.3 KiB
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From fb20ccf70cf695f178d7c32e2d33b376560df0ff Mon Sep 17 00:00:00 2001
From: Chen-Yu Tsai <wens@kernel.org>
Date: Tue, 17 Feb 2026 17:30:03 +0800
Subject: [PATCH] clk: sunxi-ng: sun55i-a523-r: Add missing r-spi module clock
When the PRCM clk driver was added, somehow the r-spi module clock
was skipped over.
Add it so that r-spi can actually work.
Fixes: 8cea339cfb81 ("clk: sunxi-ng: add support for the A523/T527 PRCM CCU")
Reviewed-by: Andre Przywara <andre.przywara@arm.com>
Reviewed-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Link: https://patch.msgid.link/20260217093004.3239051-1-wens@kernel.org
Signed-off-by: Chen-Yu Tsai <wens@kernel.org>
---
drivers/clk/sunxi-ng/ccu-sun55i-a523-r.c | 17 ++++++++++++++++-
1 file changed, 16 insertions(+), 1 deletion(-)
--- a/drivers/clk/sunxi-ng/ccu-sun55i-a523-r.c
+++ b/drivers/clk/sunxi-ng/ccu-sun55i-a523-r.c
@@ -83,9 +83,22 @@ static SUNXI_CCU_MUX_DATA_WITH_GATE(r_pw
static SUNXI_CCU_GATE_HW(bus_r_pwmctrl_clk, "bus-r-pwmctrl",
&r_apb0_clk.common.hw, 0x13c, BIT(0), 0);
-/* SPI clock is /M/N (same as new MMC?) */
+static const struct clk_parent_data r_spi_parents[] = {
+ { .fw_name = "hosc" },
+ { .fw_name = "pll-periph" },
+ { .name = "pll-periph0-300M" },
+ { .name = "pll-periph1-300M" },
+ { .name = "pll-audio" },
+};
+static SUNXI_CCU_DUALDIV_MUX_GATE(r_spi_clk, "r-spi", r_spi_parents, 0x150,
+ 0, 5, /* M */
+ 8, 5, /* P */
+ 24, 3, /* mux */
+ BIT(31), /* gate */
+ 0);
static SUNXI_CCU_GATE_HW(bus_r_spi_clk, "bus-r-spi",
&r_ahb_clk.common.hw, 0x15c, BIT(0), 0);
+
static SUNXI_CCU_GATE_HW(bus_r_spinlock_clk, "bus-r-spinlock",
&r_ahb_clk.common.hw, 0x16c, BIT(0), 0);
static SUNXI_CCU_GATE_HW(bus_r_msgbox_clk, "bus-r-msgbox",
@@ -138,6 +151,7 @@ static struct ccu_common *sun55i_a523_r_
&bus_r_twd_clk.common,
&r_pwmctrl_clk.common,
&bus_r_pwmctrl_clk.common,
+ &r_spi_clk.common,
&bus_r_spi_clk.common,
&bus_r_spinlock_clk.common,
&bus_r_msgbox_clk.common,
@@ -169,6 +183,7 @@ static struct clk_hw_onecell_data sun55i
[CLK_BUS_R_TWD] = &bus_r_twd_clk.common.hw,
[CLK_R_PWMCTRL] = &r_pwmctrl_clk.common.hw,
[CLK_BUS_R_PWMCTRL] = &bus_r_pwmctrl_clk.common.hw,
+ [CLK_R_SPI] = &r_spi_clk.common.hw,
[CLK_BUS_R_SPI] = &bus_r_spi_clk.common.hw,
[CLK_BUS_R_SPINLOCK] = &bus_r_spinlock_clk.common.hw,
[CLK_BUS_R_MSGBOX] = &bus_r_msgbox_clk.common.hw,