diff options
Diffstat (limited to 'target/linux/ath79/patches-4.14/0022-MIPS-ath79-move-legacy-wdt-and-uart-clock-aliases-ou.patch')
| -rw-r--r-- | target/linux/ath79/patches-4.14/0022-MIPS-ath79-move-legacy-wdt-and-uart-clock-aliases-ou.patch | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/target/linux/ath79/patches-4.14/0022-MIPS-ath79-move-legacy-wdt-and-uart-clock-aliases-ou.patch b/target/linux/ath79/patches-4.14/0022-MIPS-ath79-move-legacy-wdt-and-uart-clock-aliases-ou.patch new file mode 100644 index 0000000000..389edc45a8 --- /dev/null +++ b/target/linux/ath79/patches-4.14/0022-MIPS-ath79-move-legacy-wdt-and-uart-clock-aliases-ou.patch @@ -0,0 +1,114 @@ +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 |