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6f888fe31d
The cleanup branch keeps going down in size as we've completed a lot of the major legacy platform removals and conversions. A handful of changes this time around, some of the themes or larger sets are: - A bunch of i.MX cleanups around platform detection, init call cleanups - Misc fixes of missing/implicit includes - Removal of ARCH_[WANT_OPTIONAL|REQUIRE]_GPIOLIB -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAABAgAGBQJXnnwFAAoJEIwa5zzehBx3zXQP/2a/+XkiseeGkEoiX/6FOfhH XTzipye0OYdEe3kVWFL1sVVXRH6a5sbDJRNtfsQc+KdSG5i7LMHWARRJmIx9CTMB oQ9pEbYKSyBQDHBSOZYT6W+qYOI2SdTYqesjd3yn+FY4SIFBpQ/V3axHnMICIRm9 PmHF1QUQEdtQ2Y9+E1vA1mHcPN9enjlesD3VdRbxVPX/PZw63kx9y8ICVq5I/PX9 DfJRcA+PKIYQghhEZ0cx2bEoKozv7W088C7DD1Umw1NN18pMuvvNQGhid80xUqKY 4bmLSGWqwmSzv1WZ/u1pUnBGGQE9YY1U2b8kZy8hSVg9rupxS8Ang0ztZRRE6nk2 4t8GmWuLDH+7PxFv/skzi1AMAx+4KxSfp3N5qyKr8ddmnYrFWmBPj2AeBqrlziw6 8Z41LQULmf/Gs6McikGUP7ryqd15gNtTJO1wlavqFrPe0fyzcHsgqpIy3YCqZiSE wQ4Hc036xqGknmg6GjHWp+W1rHZVGsnXmvnp1IVRoAGqwBqxNi4ItIXE7an8144H NnWFmPRSsGg26MfEJVsbtPQWNtEGqM2lgr6zn9xirC0cVbQ4ZDtWp2q0bJ1v/cLQ sW6Gu6jgVN8YUPp56lBaXJ5RxHE9V1Sqi4/+KghBKWW0X/BIo99b6PVr2bJRrkaq ZvpvsgzbCHdGqTptF9Dw =SfR/ -----END PGP SIGNATURE----- Merge tag 'armsoc-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc Pull ARM SoC cleanups from Olof Johansson: "The cleanup branch keeps going down in size as we've completed a lot of the major legacy platform removals and conversions. A handful of changes this time around, some of the themes or larger sets are: - A bunch of i.MX cleanups around platform detection, init call cleanups - Misc fixes of missing/implicit includes - Removal of ARCH_[WANT_OPTIONAL|REQUIRE]_GPIOLIB" * tag 'armsoc-cleanup' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (40 commits) ARM: mps2: fix typo ARM: s3c64xx: avoid warning about 'struct device_node' bus: mvebu-mbus: make mvebu_mbus_syscore_ops static bus: mvebu-mbus: fix __iomem on register pointers ARM: tegra: Remove board_init_funcs array ARM: iop: Fix indentation ARM: imx: remove cpu_is_mx*() ARM: imx: remove last call to cpu_is_mx5* ARM: imx: rework mx27_pm_init() call ARM: imx: deconstruct mx3_idle ARM: imx: deconstruct mxc_rnga initialization ARM: imx: remove cpu_is_mx1 check ARM: i.MX: Do not explicitly call l2x0_of_init() ARM: i.MX: system.c: Tweak prefetch settings for performance ARM: i.MX: system.c: Replace magic numbers ARM: i.MX: system.c: Remove redundant errata 752271 code ARM: i.MX: system.c: Convert goto to if statement ARM: Kirkwood: fix kirkwood_pm_init() declaration/type ARM: Kirkwood: make kirkwood_disable_mbus_error_propagation() static ARM: orion5x: make orion5x_legacy_handle_irq static ...
113 lines
2.5 KiB
C
113 lines
2.5 KiB
C
/*
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* Copyright 2014 Freescale Semiconductor, Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/irqchip.h>
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#include <linux/of_platform.h>
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#include <linux/phy.h>
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#include <linux/regmap.h>
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#include <linux/mfd/syscon.h>
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#include <linux/mfd/syscon/imx6q-iomuxc-gpr.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include "common.h"
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#include "cpuidle.h"
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static int ar8031_phy_fixup(struct phy_device *dev)
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{
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u16 val;
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/* Set RGMII IO voltage to 1.8V */
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phy_write(dev, 0x1d, 0x1f);
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phy_write(dev, 0x1e, 0x8);
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/* introduce tx clock delay */
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phy_write(dev, 0x1d, 0x5);
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val = phy_read(dev, 0x1e);
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val |= 0x0100;
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phy_write(dev, 0x1e, val);
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return 0;
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}
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#define PHY_ID_AR8031 0x004dd074
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static void __init imx6sx_enet_phy_init(void)
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{
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if (IS_BUILTIN(CONFIG_PHYLIB))
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phy_register_fixup_for_uid(PHY_ID_AR8031, 0xffffffff,
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ar8031_phy_fixup);
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}
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static void __init imx6sx_enet_clk_sel(void)
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{
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struct regmap *gpr;
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gpr = syscon_regmap_lookup_by_compatible("fsl,imx6sx-iomuxc-gpr");
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if (!IS_ERR(gpr)) {
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regmap_update_bits(gpr, IOMUXC_GPR1,
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IMX6SX_GPR1_FEC_CLOCK_MUX_SEL_MASK, 0);
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regmap_update_bits(gpr, IOMUXC_GPR1,
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IMX6SX_GPR1_FEC_CLOCK_PAD_DIR_MASK, 0);
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} else {
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pr_err("failed to find fsl,imx6sx-iomux-gpr regmap\n");
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}
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}
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static inline void imx6sx_enet_init(void)
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{
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imx6sx_enet_phy_init();
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imx6sx_enet_clk_sel();
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}
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static void __init imx6sx_init_machine(void)
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{
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struct device *parent;
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parent = imx_soc_device_init();
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if (parent == NULL)
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pr_warn("failed to initialize soc device\n");
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of_platform_default_populate(NULL, NULL, parent);
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imx6sx_enet_init();
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imx_anatop_init();
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imx6sx_pm_init();
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}
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static void __init imx6sx_init_irq(void)
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{
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imx_gpc_check_dt();
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imx_init_revision_from_anatop();
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imx_init_l2cache();
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imx_src_init();
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irqchip_init();
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imx6_pm_ccm_init("fsl,imx6sx-ccm");
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}
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static void __init imx6sx_init_late(void)
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{
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imx6sx_cpuidle_init();
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if (IS_ENABLED(CONFIG_ARM_IMX6Q_CPUFREQ))
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platform_device_register_simple("imx6q-cpufreq", -1, NULL, 0);
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}
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static const char * const imx6sx_dt_compat[] __initconst = {
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"fsl,imx6sx",
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NULL,
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};
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DT_MACHINE_START(IMX6SX, "Freescale i.MX6 SoloX (Device Tree)")
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.l2c_aux_val = 0,
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.l2c_aux_mask = ~0,
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.init_irq = imx6sx_init_irq,
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.init_machine = imx6sx_init_machine,
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.dt_compat = imx6sx_dt_compat,
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.init_late = imx6sx_init_late,
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MACHINE_END
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