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From 339c191a95e978353c9ba3aafab0261e14de109b Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@nbd.name>
Date: Tue, 6 Mar 2018 13:22:43 +0100
Subject: [PATCH 22/33] MIPS: ath79: move legacy "wdt" and "uart" clock aliases
out of soc init
Preparation for reusing functions for DT
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: John Crispin <john@phrozen.org>
---
arch/mips/ath79/clock.c | 38 +++++++++++++++++---------------------
1 file changed, 17 insertions(+), 21 deletions(-)
--- a/arch/mips/ath79/clock.c
+++ b/arch/mips/ath79/clock.c
@@ -110,9 +110,6 @@ static void __init ar71xx_clocks_init(vo
ath79_set_clk(ATH79_CLK_CPU, cpu_rate);
ath79_set_clk(ATH79_CLK_DDR, ddr_rate);
ath79_set_clk(ATH79_CLK_AHB, ahb_rate);
-
- clk_add_alias("wdt", NULL, "ahb", NULL);
- clk_add_alias("uart", NULL, "ahb", NULL);
}
static void __init ar724x_clk_init(struct clk *ref_clk, void __iomem *pll_base)
@@ -140,9 +137,6 @@ static void __init ar724x_clocks_init(vo
ref_clk = ath79_set_clk(ATH79_CLK_REF, AR724X_BASE_FREQ);
ar724x_clk_init(ref_clk, ath79_pll_base);
-
- clk_add_alias("wdt", NULL, "ahb", NULL);
- clk_add_alias("uart", NULL, "ahb", NULL);
}
static void __init ar9330_clk_init(struct clk *ref_clk, void __iomem *pll_base)
@@ -218,9 +212,6 @@ static void __init ar933x_clocks_init(vo
ref_clk = ath79_set_clk(ATH79_CLK_REF, ref_rate);
ar9330_clk_init(ref_clk, ath79_pll_base);
-
- clk_add_alias("wdt", NULL, "ahb", NULL);
- clk_add_alias("uart", NULL, "ref", NULL);
}
static u32 __init ar934x_get_pll_freq(u32 ref, u32 ref_div, u32 nint, u32 nfrac,
@@ -353,9 +344,6 @@ static void __init ar934x_clocks_init(vo
ath79_set_clk(ATH79_CLK_DDR, ddr_rate);
ath79_set_clk(ATH79_CLK_AHB, ahb_rate);
- clk_add_alias("wdt", NULL, "ref", NULL);
- clk_add_alias("uart", NULL, "ref", NULL);
-
iounmap(dpll_base);
}
@@ -439,9 +427,6 @@ static void __init qca953x_clocks_init(v
ath79_set_clk(ATH79_CLK_CPU, cpu_rate);
ath79_set_clk(ATH79_CLK_DDR, ddr_rate);
ath79_set_clk(ATH79_CLK_AHB, ahb_rate);
-
- clk_add_alias("wdt", NULL, "ref", NULL);
- clk_add_alias("uart", NULL, "ref", NULL);
}
static void __init qca955x_clocks_init(void)
@@ -524,9 +509,6 @@ static void __init qca955x_clocks_init(v
ath79_set_clk(ATH79_CLK_CPU, cpu_rate);
ath79_set_clk(ATH79_CLK_DDR, ddr_rate);
ath79_set_clk(ATH79_CLK_AHB, ahb_rate);
-
- clk_add_alias("wdt", NULL, "ref", NULL);
- clk_add_alias("uart", NULL, "ref", NULL);
}
static void __init qca956x_clocks_init(void)
@@ -628,13 +610,13 @@ static void __init qca956x_clocks_init(v
ath79_set_clk(ATH79_CLK_CPU, cpu_rate);
ath79_set_clk(ATH79_CLK_DDR, ddr_rate);
ath79_set_clk(ATH79_CLK_AHB, ahb_rate);
-
- clk_add_alias("wdt", NULL, "ref", NULL);
- clk_add_alias("uart", NULL, "ref", NULL);
}
void __init ath79_clocks_init(void)
{
+ const char *wdt;
+ const char *uart;
+
if (soc_is_ar71xx())
ar71xx_clocks_init();
else if (soc_is_ar724x() || soc_is_ar913x())
@@ -651,6 +633,20 @@ void __init ath79_clocks_init(void)
qca956x_clocks_init();
else
BUG();
+
+ if (soc_is_ar71xx() || soc_is_ar724x() || soc_is_ar913x()) {
+ wdt = "ahb";
+ uart = "ahb";
+ } else if (soc_is_ar933x()) {
+ wdt = "ahb";
+ uart = "ref";
+ } else {
+ wdt = "ref";
+ uart = "ref";
+ }
+
+ clk_add_alias("wdt", NULL, wdt, NULL);
+ clk_add_alias("uart", NULL, uart, NULL);
}
unsigned long __init
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