mirror of
https://github.com/openwrt/openwrt.git
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e9d92bf1e1
Refreshed all patches. Removed upstreamed: - 203-MIPS-ath79-fix-restart.patch - 0013-MIPS-ath79-fix-system-restart.patch - 180-earlycon-initialize-port-uartclk-based-on-clock-frequency-property.patch - 181-earlycon-remove-hardcoded-port-uartclk-initialization-in-of_setup_earlycon. patch - 700-1-6-e1000e-Remove-Other-from-EIAC.patch - 700-2-6-Partial-revert-e1000e-Avoid-receiver-overrun-interrupt-bursts.patch - 700-3-6-e1000e-Fix-queue-interrupt-re-raising-in-Other-interrupt.patch - 700-4-6-e1000e-Avoid-missed-interrupts-following-ICR-read.patch Compile-tested on: cns3xxx, imx6 Runtime-tested on: cns3xxx, imx6 Signed-off-by: Koen Vandeputte <koen.vandeputte@ncentric.com>
401 lines
12 KiB
Diff
401 lines
12 KiB
Diff
From 2741304648dbdab7697d7758166a582b5291c53d Mon Sep 17 00:00:00 2001
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From: Matthias Schiffer <mschiffer@universe-factory.net>
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Date: Sat, 23 Jun 2018 15:08:56 +0200
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Subject: [PATCH 10/33] MIPS: ath79: add support for QCA953x QCA956x TP9343
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This patch adds support for 2 new types of QCA silicon. TP9343 is
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essentially the same as the QCA956X but is licensed by TPLink.
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Signed-off-by: Weijie Gao <hackpascal@gmail.com>
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Signed-off-by: Matthias Schiffer <mschiffer@universe-factory.net>
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Signed-off-by: John Crispin <john@phrozen.org>
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---
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arch/mips/ath79/clock.c | 193 +++++++++++++++++++++++++++++++
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arch/mips/ath79/common.c | 8 ++
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arch/mips/ath79/early_printk.c | 4 +
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arch/mips/ath79/setup.c | 34 +++++-
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arch/mips/include/asm/mach-ath79/ath79.h | 33 ++++++
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5 files changed, 269 insertions(+), 3 deletions(-)
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--- a/arch/mips/ath79/clock.c
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+++ b/arch/mips/ath79/clock.c
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@@ -355,6 +355,91 @@ static void __init ar934x_clocks_init(vo
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iounmap(dpll_base);
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}
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+static void __init qca953x_clocks_init(void)
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+{
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+ unsigned long ref_rate;
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+ unsigned long cpu_rate;
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+ unsigned long ddr_rate;
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+ unsigned long ahb_rate;
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+ u32 pll, out_div, ref_div, nint, frac, clk_ctrl, postdiv;
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+ u32 cpu_pll, ddr_pll;
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+ u32 bootstrap;
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+
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+ bootstrap = ath79_reset_rr(QCA953X_RESET_REG_BOOTSTRAP);
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+ if (bootstrap & QCA953X_BOOTSTRAP_REF_CLK_40)
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+ ref_rate = 40 * 1000 * 1000;
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+ else
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+ ref_rate = 25 * 1000 * 1000;
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+
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+ pll = ath79_pll_rr(QCA953X_PLL_CPU_CONFIG_REG);
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+ out_div = (pll >> QCA953X_PLL_CPU_CONFIG_OUTDIV_SHIFT) &
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+ QCA953X_PLL_CPU_CONFIG_OUTDIV_MASK;
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+ ref_div = (pll >> QCA953X_PLL_CPU_CONFIG_REFDIV_SHIFT) &
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+ QCA953X_PLL_CPU_CONFIG_REFDIV_MASK;
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+ nint = (pll >> QCA953X_PLL_CPU_CONFIG_NINT_SHIFT) &
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+ QCA953X_PLL_CPU_CONFIG_NINT_MASK;
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+ frac = (pll >> QCA953X_PLL_CPU_CONFIG_NFRAC_SHIFT) &
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+ QCA953X_PLL_CPU_CONFIG_NFRAC_MASK;
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+
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+ cpu_pll = nint * ref_rate / ref_div;
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+ cpu_pll += frac * (ref_rate >> 6) / ref_div;
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+ cpu_pll /= (1 << out_div);
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+
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+ pll = ath79_pll_rr(QCA953X_PLL_DDR_CONFIG_REG);
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+ out_div = (pll >> QCA953X_PLL_DDR_CONFIG_OUTDIV_SHIFT) &
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+ QCA953X_PLL_DDR_CONFIG_OUTDIV_MASK;
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+ ref_div = (pll >> QCA953X_PLL_DDR_CONFIG_REFDIV_SHIFT) &
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+ QCA953X_PLL_DDR_CONFIG_REFDIV_MASK;
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+ nint = (pll >> QCA953X_PLL_DDR_CONFIG_NINT_SHIFT) &
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+ QCA953X_PLL_DDR_CONFIG_NINT_MASK;
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+ frac = (pll >> QCA953X_PLL_DDR_CONFIG_NFRAC_SHIFT) &
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+ QCA953X_PLL_DDR_CONFIG_NFRAC_MASK;
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+
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+ ddr_pll = nint * ref_rate / ref_div;
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+ ddr_pll += frac * (ref_rate >> 6) / (ref_div << 4);
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+ ddr_pll /= (1 << out_div);
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+
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+ clk_ctrl = ath79_pll_rr(QCA953X_PLL_CLK_CTRL_REG);
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+
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+ postdiv = (clk_ctrl >> QCA953X_PLL_CLK_CTRL_CPU_POST_DIV_SHIFT) &
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+ QCA953X_PLL_CLK_CTRL_CPU_POST_DIV_MASK;
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+
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+ if (clk_ctrl & QCA953X_PLL_CLK_CTRL_CPU_PLL_BYPASS)
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+ cpu_rate = ref_rate;
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+ else if (clk_ctrl & QCA953X_PLL_CLK_CTRL_CPUCLK_FROM_CPUPLL)
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+ cpu_rate = cpu_pll / (postdiv + 1);
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+ else
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+ cpu_rate = ddr_pll / (postdiv + 1);
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+
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+ postdiv = (clk_ctrl >> QCA953X_PLL_CLK_CTRL_DDR_POST_DIV_SHIFT) &
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+ QCA953X_PLL_CLK_CTRL_DDR_POST_DIV_MASK;
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+
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+ if (clk_ctrl & QCA953X_PLL_CLK_CTRL_DDR_PLL_BYPASS)
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+ ddr_rate = ref_rate;
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+ else if (clk_ctrl & QCA953X_PLL_CLK_CTRL_DDRCLK_FROM_DDRPLL)
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+ ddr_rate = ddr_pll / (postdiv + 1);
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+ else
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+ ddr_rate = cpu_pll / (postdiv + 1);
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+
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+ postdiv = (clk_ctrl >> QCA953X_PLL_CLK_CTRL_AHB_POST_DIV_SHIFT) &
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+ QCA953X_PLL_CLK_CTRL_AHB_POST_DIV_MASK;
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+
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+ if (clk_ctrl & QCA953X_PLL_CLK_CTRL_AHB_PLL_BYPASS)
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+ ahb_rate = ref_rate;
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+ else if (clk_ctrl & QCA953X_PLL_CLK_CTRL_AHBCLK_FROM_DDRPLL)
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+ ahb_rate = ddr_pll / (postdiv + 1);
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+ else
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+ ahb_rate = cpu_pll / (postdiv + 1);
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+
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+ ath79_add_sys_clkdev("ref", ref_rate);
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+ ath79_add_sys_clkdev("cpu", cpu_rate);
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+ ath79_add_sys_clkdev("ddr", ddr_rate);
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+ ath79_add_sys_clkdev("ahb", ahb_rate);
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+
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+ clk_add_alias("wdt", NULL, "ref", NULL);
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+ clk_add_alias("uart", NULL, "ref", NULL);
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+}
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+
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static void __init qca955x_clocks_init(void)
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{
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unsigned long ref_rate;
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@@ -440,6 +525,110 @@ static void __init qca955x_clocks_init(v
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clk_add_alias("uart", NULL, "ref", NULL);
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}
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+static void __init qca956x_clocks_init(void)
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+{
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+ unsigned long ref_rate;
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+ unsigned long cpu_rate;
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+ unsigned long ddr_rate;
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+ unsigned long ahb_rate;
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+ u32 pll, out_div, ref_div, nint, hfrac, lfrac, clk_ctrl, postdiv;
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+ u32 cpu_pll, ddr_pll;
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+ u32 bootstrap;
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+
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+ /*
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+ * QCA956x timer init workaround has to be applied right before setting
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+ * up the clock. Else, there will be no jiffies
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+ */
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+ u32 misc;
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+
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+ misc = ath79_reset_rr(AR71XX_RESET_REG_MISC_INT_ENABLE);
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+ misc |= MISC_INT_MIPS_SI_TIMERINT_MASK;
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+ ath79_reset_wr(AR71XX_RESET_REG_MISC_INT_ENABLE, misc);
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+
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+ bootstrap = ath79_reset_rr(QCA956X_RESET_REG_BOOTSTRAP);
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+ if (bootstrap & QCA956X_BOOTSTRAP_REF_CLK_40)
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+ ref_rate = 40 * 1000 * 1000;
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+ else
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+ ref_rate = 25 * 1000 * 1000;
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+
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+ pll = ath79_pll_rr(QCA956X_PLL_CPU_CONFIG_REG);
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+ out_div = (pll >> QCA956X_PLL_CPU_CONFIG_OUTDIV_SHIFT) &
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+ QCA956X_PLL_CPU_CONFIG_OUTDIV_MASK;
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+ ref_div = (pll >> QCA956X_PLL_CPU_CONFIG_REFDIV_SHIFT) &
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+ QCA956X_PLL_CPU_CONFIG_REFDIV_MASK;
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+
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+ pll = ath79_pll_rr(QCA956X_PLL_CPU_CONFIG1_REG);
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+ nint = (pll >> QCA956X_PLL_CPU_CONFIG1_NINT_SHIFT) &
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+ QCA956X_PLL_CPU_CONFIG1_NINT_MASK;
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+ hfrac = (pll >> QCA956X_PLL_CPU_CONFIG1_NFRAC_H_SHIFT) &
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+ QCA956X_PLL_CPU_CONFIG1_NFRAC_H_MASK;
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+ lfrac = (pll >> QCA956X_PLL_CPU_CONFIG1_NFRAC_L_SHIFT) &
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+ QCA956X_PLL_CPU_CONFIG1_NFRAC_L_MASK;
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+
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+ cpu_pll = nint * ref_rate / ref_div;
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+ cpu_pll += (lfrac * ref_rate) / ((ref_div * 25) << 13);
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+ cpu_pll += (hfrac >> 13) * ref_rate / ref_div;
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+ cpu_pll /= (1 << out_div);
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+
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+ pll = ath79_pll_rr(QCA956X_PLL_DDR_CONFIG_REG);
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+ out_div = (pll >> QCA956X_PLL_DDR_CONFIG_OUTDIV_SHIFT) &
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+ QCA956X_PLL_DDR_CONFIG_OUTDIV_MASK;
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+ ref_div = (pll >> QCA956X_PLL_DDR_CONFIG_REFDIV_SHIFT) &
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+ QCA956X_PLL_DDR_CONFIG_REFDIV_MASK;
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+ pll = ath79_pll_rr(QCA956X_PLL_DDR_CONFIG1_REG);
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+ nint = (pll >> QCA956X_PLL_DDR_CONFIG1_NINT_SHIFT) &
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+ QCA956X_PLL_DDR_CONFIG1_NINT_MASK;
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+ hfrac = (pll >> QCA956X_PLL_DDR_CONFIG1_NFRAC_H_SHIFT) &
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+ QCA956X_PLL_DDR_CONFIG1_NFRAC_H_MASK;
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+ lfrac = (pll >> QCA956X_PLL_DDR_CONFIG1_NFRAC_L_SHIFT) &
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+ QCA956X_PLL_DDR_CONFIG1_NFRAC_L_MASK;
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+
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+ ddr_pll = nint * ref_rate / ref_div;
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+ ddr_pll += (lfrac * ref_rate) / ((ref_div * 25) << 13);
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+ ddr_pll += (hfrac >> 13) * ref_rate / ref_div;
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+ ddr_pll /= (1 << out_div);
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+
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+ clk_ctrl = ath79_pll_rr(QCA956X_PLL_CLK_CTRL_REG);
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+
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+ postdiv = (clk_ctrl >> QCA956X_PLL_CLK_CTRL_CPU_POST_DIV_SHIFT) &
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+ QCA956X_PLL_CLK_CTRL_CPU_POST_DIV_MASK;
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+
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+ if (clk_ctrl & QCA956X_PLL_CLK_CTRL_CPU_PLL_BYPASS)
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+ cpu_rate = ref_rate;
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+ else if (clk_ctrl & QCA956X_PLL_CLK_CTRL_CPU_DDRCLK_FROM_CPUPLL)
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+ cpu_rate = ddr_pll / (postdiv + 1);
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+ else
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+ cpu_rate = cpu_pll / (postdiv + 1);
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+
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+ postdiv = (clk_ctrl >> QCA956X_PLL_CLK_CTRL_DDR_POST_DIV_SHIFT) &
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+ QCA956X_PLL_CLK_CTRL_DDR_POST_DIV_MASK;
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+
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+ if (clk_ctrl & QCA956X_PLL_CLK_CTRL_DDR_PLL_BYPASS)
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+ ddr_rate = ref_rate;
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+ else if (clk_ctrl & QCA956X_PLL_CLK_CTRL_CPU_DDRCLK_FROM_DDRPLL)
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+ ddr_rate = cpu_pll / (postdiv + 1);
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+ else
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+ ddr_rate = ddr_pll / (postdiv + 1);
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+
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+ postdiv = (clk_ctrl >> QCA956X_PLL_CLK_CTRL_AHB_POST_DIV_SHIFT) &
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+ QCA956X_PLL_CLK_CTRL_AHB_POST_DIV_MASK;
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+
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+ if (clk_ctrl & QCA956X_PLL_CLK_CTRL_AHB_PLL_BYPASS)
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+ ahb_rate = ref_rate;
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+ else if (clk_ctrl & QCA956X_PLL_CLK_CTRL_AHBCLK_FROM_DDRPLL)
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+ ahb_rate = ddr_pll / (postdiv + 1);
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+ else
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+ ahb_rate = cpu_pll / (postdiv + 1);
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+
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+ ath79_add_sys_clkdev("ref", ref_rate);
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+ ath79_add_sys_clkdev("cpu", cpu_rate);
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+ ath79_add_sys_clkdev("ddr", ddr_rate);
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+ ath79_add_sys_clkdev("ahb", ahb_rate);
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+
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+ clk_add_alias("wdt", NULL, "ref", NULL);
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+ clk_add_alias("uart", NULL, "ref", NULL);
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+}
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+
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void __init ath79_clocks_init(void)
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{
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if (soc_is_ar71xx())
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@@ -450,8 +639,12 @@ void __init ath79_clocks_init(void)
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ar933x_clocks_init();
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else if (soc_is_ar934x())
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ar934x_clocks_init();
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+ else if (soc_is_qca953x())
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+ qca953x_clocks_init();
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else if (soc_is_qca955x())
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qca955x_clocks_init();
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+ else if (soc_is_qca956x() || soc_is_tp9343())
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+ qca956x_clocks_init();
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else
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BUG();
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}
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--- a/arch/mips/ath79/common.c
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+++ b/arch/mips/ath79/common.c
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@@ -103,8 +103,12 @@ void ath79_device_reset_set(u32 mask)
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reg = AR933X_RESET_REG_RESET_MODULE;
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else if (soc_is_ar934x())
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reg = AR934X_RESET_REG_RESET_MODULE;
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+ else if (soc_is_qca953x())
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+ reg = QCA953X_RESET_REG_RESET_MODULE;
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else if (soc_is_qca955x())
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reg = QCA955X_RESET_REG_RESET_MODULE;
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+ else if (soc_is_qca956x() || soc_is_tp9343())
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+ reg = QCA956X_RESET_REG_RESET_MODULE;
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else
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BUG();
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@@ -131,8 +135,12 @@ void ath79_device_reset_clear(u32 mask)
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reg = AR933X_RESET_REG_RESET_MODULE;
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else if (soc_is_ar934x())
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reg = AR934X_RESET_REG_RESET_MODULE;
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+ else if (soc_is_qca953x())
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+ reg = QCA953X_RESET_REG_RESET_MODULE;
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else if (soc_is_qca955x())
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reg = QCA955X_RESET_REG_RESET_MODULE;
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+ else if (soc_is_qca956x() || soc_is_tp9343())
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+ reg = QCA956X_RESET_REG_RESET_MODULE;
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else
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BUG();
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--- a/arch/mips/ath79/early_printk.c
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+++ b/arch/mips/ath79/early_printk.c
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@@ -76,8 +76,12 @@ static void prom_putchar_init(void)
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case REV_ID_MAJOR_AR9341:
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case REV_ID_MAJOR_AR9342:
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case REV_ID_MAJOR_AR9344:
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+ case REV_ID_MAJOR_QCA9533:
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+ case REV_ID_MAJOR_QCA9533_V2:
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case REV_ID_MAJOR_QCA9556:
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case REV_ID_MAJOR_QCA9558:
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+ case REV_ID_MAJOR_TP9343:
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+ case REV_ID_MAJOR_QCA956X:
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_prom_putchar = prom_putchar_ar71xx;
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break;
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--- a/arch/mips/ath79/setup.c
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+++ b/arch/mips/ath79/setup.c
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@@ -60,6 +60,7 @@ static void __init ath79_detect_sys_type
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u32 major;
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u32 minor;
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u32 rev = 0;
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+ u32 ver = 1;
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id = ath79_reset_rr(AR71XX_RESET_REG_REV_ID);
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major = id & REV_ID_MAJOR_MASK;
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@@ -152,6 +153,17 @@ static void __init ath79_detect_sys_type
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rev = id & AR934X_REV_ID_REVISION_MASK;
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break;
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+ case REV_ID_MAJOR_QCA9533_V2:
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+ ver = 2;
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+ ath79_soc_rev = 2;
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+ /* drop through */
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+
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+ case REV_ID_MAJOR_QCA9533:
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+ ath79_soc = ATH79_SOC_QCA9533;
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+ chip = "9533";
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+ rev = id & QCA953X_REV_ID_REVISION_MASK;
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+ break;
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+
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case REV_ID_MAJOR_QCA9556:
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ath79_soc = ATH79_SOC_QCA9556;
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chip = "9556";
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@@ -164,14 +176,30 @@ static void __init ath79_detect_sys_type
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rev = id & QCA955X_REV_ID_REVISION_MASK;
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break;
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+ case REV_ID_MAJOR_QCA956X:
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+ ath79_soc = ATH79_SOC_QCA956X;
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+ chip = "956X";
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+ rev = id & QCA956X_REV_ID_REVISION_MASK;
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+ break;
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+
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+ case REV_ID_MAJOR_TP9343:
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+ ath79_soc = ATH79_SOC_TP9343;
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+ chip = "9343";
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+ rev = id & QCA956X_REV_ID_REVISION_MASK;
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+ break;
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+
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default:
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panic("ath79: unknown SoC, id:0x%08x", id);
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}
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- ath79_soc_rev = rev;
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+ if (ver == 1)
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+ ath79_soc_rev = rev;
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- if (soc_is_qca955x())
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- sprintf(ath79_sys_type, "Qualcomm Atheros QCA%s rev %u",
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+ if (soc_is_qca953x() || soc_is_qca955x() || soc_is_qca956x())
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+ sprintf(ath79_sys_type, "Qualcomm Atheros QCA%s ver %u rev %u",
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+ chip, ver, rev);
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+ else if (soc_is_tp9343())
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+ sprintf(ath79_sys_type, "Qualcomm Atheros TP%s rev %u",
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chip, rev);
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else
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sprintf(ath79_sys_type, "Atheros AR%s rev %u", chip, rev);
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--- a/arch/mips/include/asm/mach-ath79/ath79.h
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+++ b/arch/mips/include/asm/mach-ath79/ath79.h
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@@ -32,8 +32,11 @@ enum ath79_soc_type {
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ATH79_SOC_AR9341,
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ATH79_SOC_AR9342,
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ATH79_SOC_AR9344,
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+ ATH79_SOC_QCA9533,
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ATH79_SOC_QCA9556,
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ATH79_SOC_QCA9558,
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+ ATH79_SOC_TP9343,
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+ ATH79_SOC_QCA956X,
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};
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extern enum ath79_soc_type ath79_soc;
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@@ -100,6 +103,16 @@ static inline int soc_is_ar934x(void)
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return soc_is_ar9341() || soc_is_ar9342() || soc_is_ar9344();
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}
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+static inline int soc_is_qca9533(void)
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+{
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+ return ath79_soc == ATH79_SOC_QCA9533;
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+}
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+
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+static inline int soc_is_qca953x(void)
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+{
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+ return soc_is_qca9533();
|
|
+}
|
|
+
|
|
static inline int soc_is_qca9556(void)
|
|
{
|
|
return ath79_soc == ATH79_SOC_QCA9556;
|
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@@ -115,6 +128,26 @@ static inline int soc_is_qca955x(void)
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return soc_is_qca9556() || soc_is_qca9558();
|
|
}
|
|
|
|
+static inline int soc_is_tp9343(void)
|
|
+{
|
|
+ return ath79_soc == ATH79_SOC_TP9343;
|
|
+}
|
|
+
|
|
+static inline int soc_is_qca9561(void)
|
|
+{
|
|
+ return ath79_soc == ATH79_SOC_QCA956X;
|
|
+}
|
|
+
|
|
+static inline int soc_is_qca9563(void)
|
|
+{
|
|
+ return ath79_soc == ATH79_SOC_QCA956X;
|
|
+}
|
|
+
|
|
+static inline int soc_is_qca956x(void)
|
|
+{
|
|
+ return soc_is_qca9561() || soc_is_qca9563();
|
|
+}
|
|
+
|
|
void ath79_ddr_wb_flush(unsigned int reg);
|
|
void ath79_ddr_set_pci_windows(void);
|
|
|