diff options
author | Felix Fietkau <nbd@nbd.name> | 2019-01-11 15:22:31 +0100 |
---|---|---|
committer | Paul Burton <paul.burton@mips.com> | 2019-01-22 20:17:21 +0100 |
commit | 4a0e89b92cca69e72ac62e6356a39d8b230184d8 (patch) | |
tree | 95492e8e5b5d2d91260f1c8fd84275580f0b0f3f /arch/mips/ath79 | |
parent | MIPS: ath79: add helpers for setting clocks and expose the ref clock (diff) | |
download | linux-4a0e89b92cca69e72ac62e6356a39d8b230184d8.tar.xz linux-4a0e89b92cca69e72ac62e6356a39d8b230184d8.zip |
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>
Signed-off-by: Paul Burton <paul.burton@mips.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: James Hogan <jhogan@kernel.org>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Pengutronix Kernel Team <kernel@pengutronix.de>
Cc: linux-mips@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: devicetree@vger.kernel.org
Diffstat (limited to 'arch/mips/ath79')
-rw-r--r-- | arch/mips/ath79/clock.c | 38 |
1 files changed, 17 insertions, 21 deletions
diff --git a/arch/mips/ath79/clock.c b/arch/mips/ath79/clock.c index 50bc3b01a4c4..e02b819b2f5d 100644 --- a/arch/mips/ath79/clock.c +++ b/arch/mips/ath79/clock.c @@ -110,9 +110,6 @@ static void __init ar71xx_clocks_init(void) 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(void) 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(void) 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(void) 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(void) 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(void) 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(void) 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 |