From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZFesV-0005kW-PQ for barebox@lists.infradead.org; Thu, 16 Jul 2015 08:50:56 +0000 From: Sascha Hauer Date: Thu, 16 Jul 2015 10:50:28 +0200 Message-Id: <1437036628-29439-12-git-send-email-s.hauer@pengutronix.de> In-Reply-To: <1437036628-29439-1-git-send-email-s.hauer@pengutronix.de> References: <1437036628-29439-1-git-send-email-s.hauer@pengutronix.de> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH 11/11] ARM: initial cm-fx6 support To: Barebox List The cm-fx6 board is a module from Compulab with different i.MX6 SoCs. This module is also found in the Utilite Mini Computer this patch also adds support for. Signed-off-by: Sascha Hauer --- arch/arm/boards/Makefile | 1 + arch/arm/boards/cm-fx6/Makefile | 3 + arch/arm/boards/cm-fx6/board.c | 74 ++++ .../boards/cm-fx6/flash-header-mx6-cm-fx6.imxcfg | 3 + arch/arm/boards/cm-fx6/lowlevel.c | 363 ++++++++++++++++ arch/arm/configs/imx_v7_defconfig | 1 + arch/arm/dts/Makefile | 1 + arch/arm/dts/imx6q-cm-fx6.dts | 29 ++ arch/arm/dts/imx6q-cm-fx6.dtsi | 99 +++++ arch/arm/dts/imx6q-utilite.dts | 42 ++ arch/arm/dts/imx6qdl-cm-fx6.dtsi | 463 +++++++++++++++++++++ arch/arm/mach-imx/Kconfig | 4 + images/Makefile.imx | 10 + 13 files changed, 1093 insertions(+) create mode 100644 arch/arm/boards/cm-fx6/Makefile create mode 100644 arch/arm/boards/cm-fx6/board.c create mode 100644 arch/arm/boards/cm-fx6/flash-header-mx6-cm-fx6.imxcfg create mode 100644 arch/arm/boards/cm-fx6/lowlevel.c create mode 100644 arch/arm/dts/imx6q-cm-fx6.dts create mode 100644 arch/arm/dts/imx6q-cm-fx6.dtsi create mode 100644 arch/arm/dts/imx6q-utilite.dts create mode 100644 arch/arm/dts/imx6qdl-cm-fx6.dtsi diff --git a/arch/arm/boards/Makefile b/arch/arm/boards/Makefile index d6fc17c..013229d 100644 --- a/arch/arm/boards/Makefile +++ b/arch/arm/boards/Makefile @@ -14,6 +14,7 @@ obj-$(CONFIG_MACH_AT91SAM9X5EK) += at91sam9x5ek/ obj-$(CONFIG_MACH_BEAGLE) += beagle/ obj-$(CONFIG_MACH_BEAGLEBONE) += beaglebone/ obj-$(CONFIG_MACH_CANON_A1100) += canon-a1100/ +obj-$(CONFIG_MACH_CM_FX6) += cm-fx6/ obj-$(CONFIG_MACH_NITROGEN6X) += boundarydevices-nitrogen6x/ obj-$(CONFIG_MACH_CCMX51) += ccxmx51/ obj-$(CONFIG_MACH_CFA10036) += crystalfontz-cfa10036/ diff --git a/arch/arm/boards/cm-fx6/Makefile b/arch/arm/boards/cm-fx6/Makefile new file mode 100644 index 0000000..3a773bb --- /dev/null +++ b/arch/arm/boards/cm-fx6/Makefile @@ -0,0 +1,3 @@ +obj-y += board.o +extra-y += flash-header-mx6-cm-fx6.dcd.S flash-header-mx6-cm-fx6.dcd +lwl-y += lowlevel.o diff --git a/arch/arm/boards/cm-fx6/board.c b/arch/arm/boards/cm-fx6/board.c new file mode 100644 index 0000000..a681dea --- /dev/null +++ b/arch/arm/boards/cm-fx6/board.c @@ -0,0 +1,74 @@ +/* + * Copyright (C) 2015 Sascha Hauer, Pengutronix + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +static int phy_fixup(struct phy_device *phydev) +{ + unsigned short val; + + /* Ar8031 phy SmartEEE feature cause link status generates glitch, + * which cause ethernet link down/up issue, so disable SmartEEE + */ + phy_write(phydev, 0xd, 0x3); + phy_write(phydev, 0xe, 0x805d); + phy_write(phydev, 0xd, 0x4003); + val = phy_read(phydev, 0xe); + val &= ~(0x1 << 8); + phy_write(phydev, 0xe, val); + + /* To enable AR8031 ouput a 125MHz clk from CLK_25M */ + phy_write(phydev, 0xd, 0x7); + phy_write(phydev, 0xe, 0x8016); + phy_write(phydev, 0xd, 0x4007); + + val = phy_read(phydev, 0xe); + val &= 0xffe3; + val |= 0x18; + phy_write(phydev, 0xe, val); + + /* introduce tx clock delay */ + phy_write(phydev, 0x1d, 0x5); + val = phy_read(phydev, 0x1e); + val |= 0x0100; + phy_write(phydev, 0x1e, val); + + return 0; +} + +#define PHY_ID_AR8031 0x004dd074 + +static int cm_fx6_devices_init(void) +{ + if (!of_machine_is_compatible("compulab,cm-fx6")) + return 0; + + if (IS_ENABLED(CONFIG_PHYLIB)) + phy_register_fixup_for_uid(PHY_ID_AR8031, 0xffffffff, phy_fixup); + + imx6_bbu_internal_spi_i2c_register_handler("spiflash", "/dev/m25p0", + BBU_HANDLER_FLAG_DEFAULT); + + return 0; +} +coredevice_initcall(cm_fx6_devices_init); diff --git a/arch/arm/boards/cm-fx6/flash-header-mx6-cm-fx6.imxcfg b/arch/arm/boards/cm-fx6/flash-header-mx6-cm-fx6.imxcfg new file mode 100644 index 0000000..400a870 --- /dev/null +++ b/arch/arm/boards/cm-fx6/flash-header-mx6-cm-fx6.imxcfg @@ -0,0 +1,3 @@ +soc imx6 +loadaddr 0x00907000 +dcdofs 0x400 diff --git a/arch/arm/boards/cm-fx6/lowlevel.c b/arch/arm/boards/cm-fx6/lowlevel.c new file mode 100644 index 0000000..9c5c33c --- /dev/null +++ b/arch/arm/boards/cm-fx6/lowlevel.c @@ -0,0 +1,363 @@ +#define pr_fmt(fmt) "cm-fx6: " fmt + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +enum ddr_config { + DDR_16BIT_256MB, + DDR_32BIT_512MB, + DDR_32BIT_1GB, + DDR_64BIT_1GB, + DDR_64BIT_2GB, + DDR_64BIT_4GB, + DDR_UNKNOWN, +}; + +static void __udelay(int us) +{ + volatile int i; + + for (i = 0; i < us * 1000; i++); +} + +/* + * Below DRAM_RESET[DDR_SEL] = 0 which is incorrect according to + * Freescale QRM, but this is exactly the value used by the automatic + * calibration script and it works also in all our tests, so we leave + * it as is at this point. + */ +#define CM_FX6_DDR_IOMUX_CFG \ + .dram_sdqs0 = 0x00000038, \ + .dram_sdqs1 = 0x00000038, \ + .dram_sdqs2 = 0x00000038, \ + .dram_sdqs3 = 0x00000038, \ + .dram_sdqs4 = 0x00000038, \ + .dram_sdqs5 = 0x00000038, \ + .dram_sdqs6 = 0x00000038, \ + .dram_sdqs7 = 0x00000038, \ + .dram_dqm0 = 0x00000038, \ + .dram_dqm1 = 0x00000038, \ + .dram_dqm2 = 0x00000038, \ + .dram_dqm3 = 0x00000038, \ + .dram_dqm4 = 0x00000038, \ + .dram_dqm5 = 0x00000038, \ + .dram_dqm6 = 0x00000038, \ + .dram_dqm7 = 0x00000038, \ + .dram_cas = 0x00000038, \ + .dram_ras = 0x00000038, \ + .dram_sdclk_0 = 0x00000038, \ + .dram_sdclk_1 = 0x00000038, \ + .dram_sdcke0 = 0x00003000, \ + .dram_sdcke1 = 0x00003000, \ + .dram_reset = 0x00000038, \ + .dram_sdba2 = 0x00000000, \ + .dram_sdodt0 = 0x00000038, \ + .dram_sdodt1 = 0x00000038, + +#define CM_FX6_GPR_IOMUX_CFG \ + .grp_b0ds = 0x00000038, \ + .grp_b1ds = 0x00000038, \ + .grp_b2ds = 0x00000038, \ + .grp_b3ds = 0x00000038, \ + .grp_b4ds = 0x00000038, \ + .grp_b5ds = 0x00000038, \ + .grp_b6ds = 0x00000038, \ + .grp_b7ds = 0x00000038, \ + .grp_addds = 0x00000038, \ + .grp_ddrmode_ctl = 0x00020000, \ + .grp_ddrpke = 0x00000000, \ + .grp_ddrmode = 0x00020000, \ + .grp_ctlds = 0x00000038, \ + .grp_ddr_type = 0x000C0000, + +static struct mx6sdl_iomux_ddr_regs ddr_iomux_s = { CM_FX6_DDR_IOMUX_CFG }; +static struct mx6sdl_iomux_grp_regs grp_iomux_s = { CM_FX6_GPR_IOMUX_CFG }; +static struct mx6dq_iomux_ddr_regs ddr_iomux_q = { CM_FX6_DDR_IOMUX_CFG }; +static struct mx6dq_iomux_grp_regs grp_iomux_q = { CM_FX6_GPR_IOMUX_CFG }; + +static struct mx6_mmdc_calibration cm_fx6_calib_s = { + .p0_mpwldectrl0 = 0x005B0061, + .p0_mpwldectrl1 = 0x004F0055, + .p0_mpdgctrl0 = 0x0314030C, + .p0_mpdgctrl1 = 0x025C0268, + .p0_mprddlctl = 0x42464646, + .p0_mpwrdlctl = 0x36322C34, +}; + +static struct mx6_ddr_sysinfo cm_fx6_sysinfo_s = { + .cs1_mirror = 1, + .cs_density = 16, + .bi_on = 1, + .rtt_nom = 1, + .rtt_wr = 0, + .ralat = 5, + .walat = 1, + .mif3_mode = 3, + .rst_to_cke = 0x23, + .sde_to_rst = 0x10, +}; + +static struct mx6_ddr3_cfg cm_fx6_ddr3_cfg_s = { + .mem_speed = 800, + .density = 4, + .rowaddr = 14, + .coladdr = 10, + .pagesz = 2, + .trcd = 1800, + .trcmin = 5200, + .trasmin = 3600, + .SRT = 0, +}; + +static void spl_mx6s_dram_init(enum ddr_config dram_config, bool reset) +{ + if (reset) + ((struct mmdc_p_regs *)MX6_MMDC_P0_MDCTL)->mdmisc = 2; + + switch (dram_config) { + case DDR_16BIT_256MB: + cm_fx6_sysinfo_s.dsize = 0; + cm_fx6_sysinfo_s.ncs = 1; + break; + case DDR_32BIT_512MB: + cm_fx6_sysinfo_s.dsize = 1; + cm_fx6_sysinfo_s.ncs = 1; + break; + case DDR_32BIT_1GB: + cm_fx6_sysinfo_s.dsize = 1; + cm_fx6_sysinfo_s.ncs = 2; + break; + default: + pr_err("Tried to setup invalid DDR configuration\n"); + hang(); + } + + mx6_dram_cfg(&cm_fx6_sysinfo_s, &cm_fx6_calib_s, &cm_fx6_ddr3_cfg_s); + __udelay(100); +} + +static struct mx6_mmdc_calibration cm_fx6_calib_q = { + .p0_mpwldectrl0 = 0x00630068, + .p0_mpwldectrl1 = 0x0068005D, + .p0_mpdgctrl0 = 0x04140428, + .p0_mpdgctrl1 = 0x037C037C, + .p0_mprddlctl = 0x3C30303A, + .p0_mpwrdlctl = 0x3A344038, + .p1_mpwldectrl0 = 0x0035004C, + .p1_mpwldectrl1 = 0x00170026, + .p1_mpdgctrl0 = 0x0374037C, + .p1_mpdgctrl1 = 0x0350032C, + .p1_mprddlctl = 0x30322A3C, + .p1_mpwrdlctl = 0x48304A3E, +}; + +static struct mx6_ddr_sysinfo cm_fx6_sysinfo_q = { + .cs_density = 16, + .cs1_mirror = 1, + .bi_on = 1, + .rtt_nom = 1, + .rtt_wr = 0, + .ralat = 5, + .walat = 1, + .mif3_mode = 3, + .rst_to_cke = 0x23, + .sde_to_rst = 0x10, +}; + +static struct mx6_ddr3_cfg cm_fx6_ddr3_cfg_q = { + .mem_speed = 1066, + .density = 4, + .rowaddr = 14, + .coladdr = 10, + .pagesz = 2, + .trcd = 1324, + .trcmin = 59500, + .trasmin = 9750, + .SRT = 0, +}; + +static void spl_mx6q_dram_init(enum ddr_config dram_config, bool reset) +{ + if (reset) + ((struct mmdc_p_regs *)MX6_MMDC_P0_MDCTL)->mdmisc = 2; + + cm_fx6_ddr3_cfg_q.rowaddr = 14; + switch (dram_config) { + case DDR_16BIT_256MB: + cm_fx6_sysinfo_q.dsize = 0; + cm_fx6_sysinfo_q.ncs = 1; + break; + case DDR_32BIT_512MB: + cm_fx6_sysinfo_q.dsize = 1; + cm_fx6_sysinfo_q.ncs = 1; + break; + case DDR_64BIT_1GB: + cm_fx6_sysinfo_q.dsize = 2; + cm_fx6_sysinfo_q.ncs = 1; + break; + case DDR_64BIT_2GB: + cm_fx6_sysinfo_q.dsize = 2; + cm_fx6_sysinfo_q.ncs = 2; + break; + case DDR_64BIT_4GB: + cm_fx6_sysinfo_q.dsize = 2; + cm_fx6_sysinfo_q.ncs = 2; + cm_fx6_ddr3_cfg_q.rowaddr = 15; + break; + default: + pr_err("Tried to setup invalid DDR configuration\n"); + hang(); + } + + mx6_dram_cfg(&cm_fx6_sysinfo_q, &cm_fx6_calib_q, &cm_fx6_ddr3_cfg_q); + __udelay(100); +} + +static unsigned long cm_fx6_spl_dram_init(void) +{ + unsigned long bank1_size, bank2_size; + int cpu_type = __imx6_cpu_type(); + + if (cpu_type == IMX6_CPUTYPE_IMX6S) { + mx6sdl_dram_iocfg(64, &ddr_iomux_s, &grp_iomux_s); + + spl_mx6s_dram_init(DDR_32BIT_1GB, false); + bank1_size = get_ram_size((long int *)0x10000000, 0x80000000); + bank2_size = get_ram_size((long int *)0x80000000, 0x80000000); + if (bank1_size == 0x20000000) { + if (bank2_size == 0x20000000) + return SZ_1G; + + spl_mx6s_dram_init(DDR_32BIT_512MB, true); + return SZ_512M; + } + + spl_mx6s_dram_init(DDR_16BIT_256MB, true); + bank1_size = get_ram_size((long int *)0x10000000, 0x80000000); + if (bank1_size == 0x10000000) + return SZ_256M; + } else if (cpu_type == IMX6_CPUTYPE_IMX6D || cpu_type == IMX6_CPUTYPE_IMX6Q) { + mx6dq_dram_iocfg(64, &ddr_iomux_q, &grp_iomux_q); + + spl_mx6q_dram_init(DDR_64BIT_4GB, false); + bank1_size = get_ram_size((long int *)0x10000000, 0x80000000); + if (bank1_size == 0x80000000) + return SZ_2G; + + if (bank1_size == 0x40000000) { + bank2_size = get_ram_size((long int *)0x80000000, + 0x80000000); + if (bank2_size == 0x40000000) { + /* Don't do a full reset here */ + spl_mx6q_dram_init(DDR_64BIT_2GB, false); + return SZ_2G; + } else { + spl_mx6q_dram_init(DDR_64BIT_1GB, true); + return SZ_1G; + } + } + + spl_mx6q_dram_init(DDR_32BIT_512MB, true); + bank1_size = get_ram_size((long int *)0x10000000, 0x80000000); + if (bank1_size == 0x20000000) + return SZ_512M; + + spl_mx6q_dram_init(DDR_16BIT_256MB, true); + bank1_size = get_ram_size((long int *)0x10000000, 0x80000000); + if (bank1_size == 0x10000000) + return SZ_256M; + } + + return 0; +} + +static inline void setup_uart(void) +{ + void __iomem *iomuxbase = (void *)MX6_IOMUXC_BASE_ADDR; + + writel(0x4, iomuxbase + 0x01f8); + + imx6_ungate_all_peripherals(); + imx6_uart_setup_ll(); + + putc_ll('>'); +} + +static void cm_fx6_sdram_init(void) +{ + unsigned long sdram_size; + + if (get_pc() > 0x10000000) + return; + + sdram_size = cm_fx6_spl_dram_init(); + + pr_debug("SDRAM init finished. SDRAM size 0x%08lx\n", sdram_size); + + imx6_spi_start_image(0); +} + +extern char __dtb_imx6q_cm_fx6_start[]; +extern char __dtb_imx6dl_cm_fx6_start[]; + +static noinline void cm_fx6_start(void) +{ + int cpu_type = __imx6_cpu_type(); + + cm_fx6_sdram_init(); + + if (cpu_type == IMX6_CPUTYPE_IMX6S) + imx6q_barebox_entry(__dtb_imx6dl_cm_fx6_start); + else + imx6q_barebox_entry(__dtb_imx6q_cm_fx6_start); +} + +ENTRY_FUNCTION(start_imx6_cm_fx6, r0, r1, r2) +{ + arm_cpu_lowlevel_init(); + + setup_uart(); + relocate_to_current_adr(); + setup_c(); + barrier(); + + cm_fx6_start(); +} + +extern char __dtb_imx6q_utilite_start[]; +extern char __dtb_imx6dl_utilite_value_start[]; + +static noinline void utilite_start(void) +{ + int cpu_type = __imx6_cpu_type(); + + cm_fx6_sdram_init(); + + if (cpu_type == IMX6_CPUTYPE_IMX6S) + /* FIXME: This needs a specialized utilite value dts */ + imx6q_barebox_entry(__dtb_imx6dl_cm_fx6_start); + else + imx6q_barebox_entry(__dtb_imx6q_utilite_start); +} + +ENTRY_FUNCTION(start_imx6_utilite, r0, r1, r2) +{ + arm_cpu_lowlevel_init(); + + setup_uart(); + relocate_to_current_adr(); + setup_c(); + barrier(); + + utilite_start(); +} diff --git a/arch/arm/configs/imx_v7_defconfig b/arch/arm/configs/imx_v7_defconfig index 7dd6e6f..ec91460 100644 --- a/arch/arm/configs/imx_v7_defconfig +++ b/arch/arm/configs/imx_v7_defconfig @@ -24,6 +24,7 @@ CONFIG_MACH_EMBEST_RIOTBOARD=y CONFIG_MACH_UDOO=y CONFIG_MACH_VARISCITE_MX6=y CONFIG_MACH_GW_VENTANA=y +CONFIG_MACH_CM_FX6=y CONFIG_IMX_IIM=y CONFIG_IMX_IIM_FUSE_BLOW=y CONFIG_IMX_OCOTP=y diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index 06c29c8..c072616 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -9,6 +9,7 @@ obj- += dummy.o pbl-dtb-$(CONFIG_MACH_AFI_GF) += am335x-afi-gf.dtb.o pbl-dtb-$(CONFIG_MACH_BEAGLEBONE) += am335x-bone.dtb.o am335x-boneblack.dtb.o am335x-bone-common.dtb.o +pbl-dtb-$(CONFIG_MACH_CM_FX6) += imx6dl-cm-fx6.dtb.o imx6q-cm-fx6.dtb.o imx6q-utilite.dtb.o pbl-dtb-$(CONFIG_MACH_DFI_FS700_M60) += imx6q-dfi-fs700-m60-6q.dtb.o imx6dl-dfi-fs700-m60-6s.dtb.o pbl-dtb-$(CONFIG_MACH_DUCKBILL) += imx28-duckbill.dtb.o pbl-dtb-$(CONFIG_MACH_EFIKA_MX_SMARTBOOK) += imx51-genesi-efika-sb.dtb.o diff --git a/arch/arm/dts/imx6q-cm-fx6.dts b/arch/arm/dts/imx6q-cm-fx6.dts new file mode 100644 index 0000000..5f01e34 --- /dev/null +++ b/arch/arm/dts/imx6q-cm-fx6.dts @@ -0,0 +1,29 @@ +/* + * Copyright 2014 CompuLab Ltd. + * + * Author: Valentin Raevsky + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +/dts-v1/; +#include +#include "imx6q-cm-fx6.dtsi" + +/ { + model = "CompuLab CM-FX6"; + compatible = "compulab,cm-fx6", "fsl,imx6q"; + + chosen { + stdout-path = &uart4; + }; +}; + +&sata { + status = "okay"; +}; diff --git a/arch/arm/dts/imx6q-cm-fx6.dtsi b/arch/arm/dts/imx6q-cm-fx6.dtsi new file mode 100644 index 0000000..b53efdd --- /dev/null +++ b/arch/arm/dts/imx6q-cm-fx6.dtsi @@ -0,0 +1,99 @@ +/* + * Copyright 2014 CompuLab Ltd. + * + * Author: Valentin Raevsky + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +#include "imx6qdl-cm-fx6.dtsi" + +/ { + regulators { + compatible = "simple-bus"; + #address-cells = <1>; + #size-cells = <0>; + + reg_sata_ldo_en: sata_ldo_en { + compatible = "regulator-fixed"; + regulator-name = "cm_fx6_sata_ldo_en"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio2 16 0>; + startup-delay-us = <100>; + regulator-boot-on; + enable-active-high; + }; + + reg_sata_phy_slp: sata_phy_slp { + compatible = "regulator-fixed"; + regulator-name = "cm_fx6_sata_phy_slp"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio3 23 0>; + startup-delay-us = <100>; + enable-active-high; + regulator-boot-on; + vin-supply = <®_sata_ldo_en>; + }; + + reg_sata_nrstdly: sata_nrstdly { + compatible = "regulator-fixed"; + regulator-name = "cm_fx6_sata_nrstdly"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio6 6 0>; + startup-delay-us = <100>; + enable-active-high; + regulator-boot-on; + vin-supply = <®_sata_phy_slp>; + }; + + reg_sata_pwren: sata_pwren { + compatible = "regulator-fixed"; + regulator-name = "cm_fx6_sata_pwren"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio1 28 0>; + startup-delay-us = <100>; + enable-active-high; + regulator-boot-on; + vin-supply = <®_sata_nrstdly>; + }; + + reg_sata_nstandby1: sata_nstandby1 { + compatible = "regulator-fixed"; + regulator-name = "cm_fx6_sata_nstandby1"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio3 20 0>; + startup-delay-us = <100>; + enable-active-high; + regulator-boot-on; + vin-supply = <®_sata_pwren>; + }; + + reg_sata_nstandby2: sata_nstandby2 { + compatible = "regulator-fixed"; + regulator-name = "cm_fx6_sata_nstandby2"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio5 2 0>; + startup-delay-us = <100>; + enable-active-high; + regulator-boot-on; + vin-supply = <®_sata_nstandby1>; + }; + + }; +}; + +/* sata */ +&sata { + status = "okay"; +}; diff --git a/arch/arm/dts/imx6q-utilite.dts b/arch/arm/dts/imx6q-utilite.dts new file mode 100644 index 0000000..f7ee57c --- /dev/null +++ b/arch/arm/dts/imx6q-utilite.dts @@ -0,0 +1,42 @@ +/dts-v1/; +#include +#include "imx6q-cm-fx6.dtsi" + +/ { + model = "CompuLab Utilite"; + compatible = "compulab,utilite", "compulab,cm-fx6", "fsl,imx6q"; + + chosen { + stdout-path = &uart4; + }; +}; + +&iomuxc { + pinctrl_usdhc3: usdhc3grp { + fsl,pins = < + MX6QDL_PAD_SD3_CMD__SD3_CMD 0x17059 + MX6QDL_PAD_SD3_CLK__SD3_CLK 0x10059 + MX6QDL_PAD_SD3_DAT0__SD3_DATA0 0x17059 + MX6QDL_PAD_SD3_DAT1__SD3_DATA1 0x17059 + MX6QDL_PAD_SD3_DAT2__SD3_DATA2 0x17059 + MX6QDL_PAD_SD3_DAT3__SD3_DATA3 0x17059 + >; + }; +}; + +&usdhc3 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usdhc3>; + status = "okay"; +}; + +&hdmi { + status = "okay"; + ddc-i2c-bus = <&i2c2>; +}; + +&i2c2 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c2>; + status = "okay"; +}; diff --git a/arch/arm/dts/imx6qdl-cm-fx6.dtsi b/arch/arm/dts/imx6qdl-cm-fx6.dtsi new file mode 100644 index 0000000..5b9b2c3 --- /dev/null +++ b/arch/arm/dts/imx6qdl-cm-fx6.dtsi @@ -0,0 +1,463 @@ +/* + * Copyright 2014 CompuLab Ltd. + * + * Author: Valentin Raevsky + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +/ { + barebox_environment { + compatible = "barebox,environment"; + device-path = &barebox_env; + }; + + leds { + compatible = "gpio-leds"; + heartbeat-led { + label = "Heartbeat"; + gpios = <&gpio2 31 0>; + linux,default-trigger = "heartbeat"; + }; + }; + + /* regulator for usb otg */ + reg_usb_otg_vbus: usb_otg_vbus { + compatible = "regulator-fixed"; + regulator-name = "usb_otg_vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&gpio3 22 0>; + enable-active-high; + }; + + /* regulator1 for pcie power-on-gpio */ + pcie_power_on_gpio: regulator-pcie-power-on-gpio { + compatible = "regulator-fixed"; + regulator-name = "regulator-pcie-power-on-gpio"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio2 24 0>; + enable-active-high; + }; + + /* regulator for usb hub1 */ + reg_usb_h1_vbus: usb_h1_vbus { + compatible = "regulator-fixed"; + regulator-name = "usb_h1_vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&gpio7 8 0>; + enable-active-high; + }; + + /* regulator1 for wifi/bt */ + awnh387_npoweron: regulator-awnh387-npoweron { + compatible = "regulator-fixed"; + regulator-name = "regulator-awnh387-npoweron"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio7 12 0>; + enable-active-high; + }; + + /* regulator2 for wifi/bt */ + awnh387_wifi_nreset: regulator-awnh387-wifi-nreset { + compatible = "regulator-fixed"; + regulator-name = "regulator-awnh387-wifi-nreset"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio6 16 0>; + startup-delay-us = <10000>; + }; + + tsc2046reg: tsc2046-reg { + compatible = "regulator-fixed"; + regulator-name = "tsc2046-reg"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; +}; + +&iomuxc { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_hog>; + + hog { + pinctrl_hog: hoggrp { + fsl,pins = < + /* SATA PWR */ + MX6QDL_PAD_ENET_TX_EN__GPIO1_IO28 0x80000000 + MX6QDL_PAD_EIM_A22__GPIO2_IO16 0x80000000 + MX6QDL_PAD_EIM_D20__GPIO3_IO20 0x80000000 + MX6QDL_PAD_EIM_A25__GPIO5_IO02 0x80000000 + /* SATA CTRL */ + MX6QDL_PAD_ENET_TXD0__GPIO1_IO30 0x80000000 + MX6QDL_PAD_EIM_D29__GPIO3_IO29 0x80000000 + MX6QDL_PAD_EIM_A23__GPIO6_IO06 0x80000000 + MX6QDL_PAD_EIM_D23__GPIO3_IO23 0x80000000 + /* POWER_BUTTON */ + MX6QDL_PAD_ENET_TXD1__GPIO1_IO29 0x80000000 + >; + }; + }; + + imx6q-cm-fx6 { + /* pins for eth0 */ + pinctrl_enet: enetgrp { + fsl,pins = < + MX6QDL_PAD_RGMII_RXC__RGMII_RXC 0x1b0b0 + MX6QDL_PAD_RGMII_RD0__RGMII_RD0 0x1b0b0 + MX6QDL_PAD_RGMII_RD1__RGMII_RD1 0x1b0b0 + MX6QDL_PAD_RGMII_RD2__RGMII_RD2 0x1b0b0 + MX6QDL_PAD_RGMII_RD3__RGMII_RD3 0x1b0b0 + MX6QDL_PAD_RGMII_RX_CTL__RGMII_RX_CTL 0x1b0b0 + MX6QDL_PAD_RGMII_TXC__RGMII_TXC 0x1b0b0 + MX6QDL_PAD_RGMII_TD0__RGMII_TD0 0x1b0b0 + MX6QDL_PAD_RGMII_TD1__RGMII_TD1 0x1b0b0 + MX6QDL_PAD_RGMII_TD2__RGMII_TD2 0x1b0b0 + MX6QDL_PAD_RGMII_TD3__RGMII_TD3 0x1b0b0 + MX6QDL_PAD_RGMII_TX_CTL__RGMII_TX_CTL 0x1b0b0 + MX6QDL_PAD_ENET_REF_CLK__ENET_TX_CLK 0x1b0b0 + MX6QDL_PAD_ENET_MDIO__ENET_MDIO 0x1b0b0 + MX6QDL_PAD_ENET_MDC__ENET_MDC 0x1b0b0 + >; + }; + + pinctrl_ipu1_lcd: ipu1grp-lcd { + fsl,pins = < + MX6QDL_PAD_DI0_DISP_CLK__IPU1_DI0_DISP_CLK 0x38 + MX6QDL_PAD_DI0_PIN15__IPU1_DI0_PIN15 0x38 + MX6QDL_PAD_DI0_PIN2__IPU1_DI0_PIN02 0x38 + MX6QDL_PAD_DI0_PIN3__IPU1_DI0_PIN03 0x38 + MX6QDL_PAD_DI0_PIN4__IPU1_DI0_PIN04 0x80000028 + MX6QDL_PAD_DISP0_DAT0__IPU1_DISP0_DATA00 0x38 + MX6QDL_PAD_DISP0_DAT1__IPU1_DISP0_DATA01 0x38 + MX6QDL_PAD_DISP0_DAT2__IPU1_DISP0_DATA02 0x38 + MX6QDL_PAD_DISP0_DAT3__IPU1_DISP0_DATA03 0x38 + MX6QDL_PAD_DISP0_DAT4__IPU1_DISP0_DATA04 0x38 + MX6QDL_PAD_DISP0_DAT5__IPU1_DISP0_DATA05 0x38 + MX6QDL_PAD_DISP0_DAT6__IPU1_DISP0_DATA06 0x38 + MX6QDL_PAD_DISP0_DAT7__IPU1_DISP0_DATA07 0x38 + MX6QDL_PAD_DISP0_DAT8__IPU1_DISP0_DATA08 0x38 + MX6QDL_PAD_DISP0_DAT9__IPU1_DISP0_DATA09 0x38 + MX6QDL_PAD_DISP0_DAT10__IPU1_DISP0_DATA10 0x38 + MX6QDL_PAD_DISP0_DAT11__IPU1_DISP0_DATA11 0x38 + MX6QDL_PAD_DISP0_DAT12__IPU1_DISP0_DATA12 0x38 + MX6QDL_PAD_DISP0_DAT13__IPU1_DISP0_DATA13 0x38 + MX6QDL_PAD_DISP0_DAT14__IPU1_DISP0_DATA14 0x38 + MX6QDL_PAD_DISP0_DAT15__IPU1_DISP0_DATA15 0x38 + MX6QDL_PAD_DISP0_DAT16__IPU1_DISP0_DATA16 0x38 + MX6QDL_PAD_DISP0_DAT17__IPU1_DISP0_DATA17 0x38 + MX6QDL_PAD_DISP0_DAT18__IPU1_DISP0_DATA18 0x38 + MX6QDL_PAD_DISP0_DAT19__IPU1_DISP0_DATA19 0x38 + MX6QDL_PAD_DISP0_DAT20__IPU1_DISP0_DATA20 0x38 + MX6QDL_PAD_DISP0_DAT21__IPU1_DISP0_DATA21 0x38 + MX6QDL_PAD_DISP0_DAT22__IPU1_DISP0_DATA22 0x38 + MX6QDL_PAD_DISP0_DAT23__IPU1_DISP0_DATA23 0x38 + >; + }; + + /* pins for spi */ + pinctrl_ecspi1: ecspi1grp { + fsl,pins = < + MX6QDL_PAD_EIM_D16__ECSPI1_SCLK 0x100b1 + MX6QDL_PAD_EIM_D17__ECSPI1_MISO 0x100b1 + MX6QDL_PAD_EIM_D18__ECSPI1_MOSI 0x100b1 + MX6QDL_PAD_EIM_EB2__GPIO2_IO30 0x100b1 + MX6QDL_PAD_EIM_D19__GPIO3_IO19 0x100b1 + >; + }; + + /* pins for nand */ + pinctrl_gpmi_nand: gpminandgrp { + fsl,pins = < + MX6QDL_PAD_NANDF_CLE__NAND_CLE 0xb0b1 + MX6QDL_PAD_NANDF_ALE__NAND_ALE 0xb0b1 + MX6QDL_PAD_NANDF_WP_B__NAND_WP_B 0xb0b1 + MX6QDL_PAD_NANDF_RB0__NAND_READY_B 0xb000 + MX6QDL_PAD_NANDF_CS0__NAND_CE0_B 0xb0b1 + MX6QDL_PAD_NANDF_CS1__NAND_CE1_B 0xb0b1 + MX6QDL_PAD_SD4_CMD__NAND_RE_B 0xb0b1 + MX6QDL_PAD_SD4_CLK__NAND_WE_B 0xb0b1 + MX6QDL_PAD_NANDF_D0__NAND_DATA00 0xb0b1 + MX6QDL_PAD_NANDF_D1__NAND_DATA01 0xb0b1 + MX6QDL_PAD_NANDF_D2__NAND_DATA02 0xb0b1 + MX6QDL_PAD_NANDF_D3__NAND_DATA03 0xb0b1 + MX6QDL_PAD_NANDF_D4__NAND_DATA04 0xb0b1 + MX6QDL_PAD_NANDF_D5__NAND_DATA05 0xb0b1 + MX6QDL_PAD_NANDF_D6__NAND_DATA06 0xb0b1 + MX6QDL_PAD_NANDF_D7__NAND_DATA07 0xb0b1 + MX6QDL_PAD_SD4_DAT0__NAND_DQS 0x00b1 + >; + }; + + /* pins for i2c2 */ + pinctrl_i2c2: i2c2grp { + fsl,pins = < + MX6QDL_PAD_KEY_COL3__I2C2_SCL 0x4001b8b1 + MX6QDL_PAD_KEY_ROW3__I2C2_SDA 0x4001b8b1 + >; + }; + + /* pins for i2c3 */ + pinctrl_i2c3: i2c3grp { + fsl,pins = < + MX6QDL_PAD_GPIO_3__I2C3_SCL 0x4001b8b1 + MX6QDL_PAD_GPIO_6__I2C3_SDA 0x4001b8b1 + >; + }; + + /* pins for console */ + pinctrl_uart4: uart4grp { + fsl,pins = < + MX6QDL_PAD_KEY_COL0__UART4_TX_DATA 0x1b0b1 + MX6QDL_PAD_KEY_ROW0__UART4_RX_DATA 0x1b0b1 + >; + }; + + /* pins for usb hub1 */ + pinctrl_usbh1: usbh1grp { + fsl,pins = < + MX6QDL_PAD_SD3_RST__GPIO7_IO08 0x80000000 + >; + }; + + /* pins for usb otg */ + pinctrl_usbotg: usbotggrp { + fsl,pins = < + MX6QDL_PAD_ENET_RX_ER__USB_OTG_ID 0x17059 + MX6QDL_PAD_EIM_D22__GPIO3_IO22 0x80000000 + >; + }; + + /* pins for wifi/bt */ + pinctrl_usdhc1: usdhc1grp { + fsl,pins = < + MX6QDL_PAD_SD1_CMD__SD1_CMD 0x17071 + MX6QDL_PAD_SD1_CLK__SD1_CLK 0x10071 + MX6QDL_PAD_SD1_DAT0__SD1_DATA0 0x17071 + MX6QDL_PAD_SD1_DAT1__SD1_DATA1 0x17071 + MX6QDL_PAD_SD1_DAT2__SD1_DATA2 0x17071 + MX6QDL_PAD_SD1_DAT3__SD1_DATA3 0x17071 + >; + }; + + /* pins for wifi/bt */ + pinctrl_mrvl1: mrvl1grp { + fsl,pins = < + /* WIFI_PWR_RST */ + MX6QDL_PAD_GPIO_17__GPIO7_IO12 0x80000000 + MX6QDL_PAD_NANDF_CS3__GPIO6_IO16 0x80000000 + >; + }; + + /* pins for tsc2046 pendown */ + pinctrl_tsc2046: tsc2046grp { + fsl,pins = < + /* tsc2046 PENDOWN */ + MX6QDL_PAD_SD4_DAT7__GPIO2_IO15 0x80000000 + >; + }; + + /* pins for pcie */ + pinctrl_pcie: pciegrp { + fsl,pins = < + MX6QDL_PAD_ENET_RXD1__GPIO1_IO26 0x80000000 + MX6QDL_PAD_EIM_CS1__GPIO2_IO24 0x80000000 + >; + }; + + /* pins for spdif */ + pinctrl_spdif: spdifgrp { + fsl,pins = < + MX6QDL_PAD_GPIO_16__SPDIF_IN 0x1b0b0 + MX6QDL_PAD_GPIO_19__SPDIF_OUT 0x1b0b0 + >; + }; + + /* pins for audmux */ + pinctrl_audmux: audmuxgrp { + fsl,pins = < + MX6QDL_PAD_SD2_CMD__AUD4_RXC 0x17059 + MX6QDL_PAD_SD2_DAT0__AUD4_RXD 0x17059 + MX6QDL_PAD_SD2_DAT3__AUD4_TXC 0x17059 + MX6QDL_PAD_SD2_DAT2__AUD4_TXD 0x17059 + MX6QDL_PAD_SD2_DAT1__AUD4_TXFS 0x17059 + /* master mode pin */ + MX6QDL_PAD_GPIO_5__CCM_CLKO1 0x17059 + >; + }; + }; +}; + +/* spi */ +&ecspi1 { + fsl,spi-num-chipselects = <2>; + cs-gpios = <&gpio2 30 0>, <&gpio3 19 0>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_ecspi1>; + status = "okay"; + + flash: m25p80@0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "st,m25px16", "st,m25p"; + spi-max-frequency = <20000000>; + reg = <0>; + + partition@0 { + label = "barebox"; + reg = <0x0 0x100000>; + }; + + barebox_env: partition@100000 { + label = "barebox-environment"; + reg = <0x100000 0x40000>; + }; + + partition@140000 { + label = "reserved"; + reg = <0x140000 0x0>; + }; + }; + + /* touch controller */ + touch: tsc2046@1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_tsc2046>; + + compatible = "ti,tsc2046"; + vcc-supply = <&tsc2046reg>; + + reg = <1>; /* CS1 */ + spi-max-frequency = <1500000>; + + interrupt-parent = <&gpio2>; + interrupts = <15 0>; + pendown-gpio = <&gpio2 15 0>; + + ti,x-min = /bits/ 16 <0x0>; + ti,x-max = /bits/ 16 <0x0fff>; + ti,y-min = /bits/ 16 <0x0>; + ti,y-max = /bits/ 16 <0x0fff>; + + ti,x-plate-ohms = /bits/ 16 <180>; + ti,pressure-max = /bits/ 16 <255>; + + ti,debounce-max = /bits/ 16 <30>; + ti,debounce-tol = /bits/ 16 <10>; + ti,debounce-rep = /bits/ 16 <1>; + + linux,wakeup; + }; +}; + +/* eth0 */ +&fec { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_enet>; + phy-mode = "rgmii"; + status = "okay"; +}; + +/* nand */ +&gpmi { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_gpmi_nand>; + status = "okay"; + + partition@0 { + label = "linux"; + reg = <0x0 0x800000>; + }; + + partition@800000 { + label = "rootfs"; + reg = < 0x800000 0x0>; + }; +}; + +/* i2c3 */ +&i2c3 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c3>; + status = "okay"; + + eeprom@50 { + compatible = "at24,24c02"; + reg = <0x50>; + pagesize = <16>; + }; + + codec: wm8731@1a { + compatible = "wlf,wm8731"; + reg = <0x1a>; + clocks = <&clks 173>, <&clks 158>, <&clks 201>, <&clks 200>; + clock-names = "pll4", "imx-ssi.1", "cko", "cko2"; + }; +}; + +&pcie { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pcie>; + reset-gpio = <&gpio1 26 0>; + vdd-supply = <&pcie_power_on_gpio>; + status = "okay"; +}; + +/* console */ +&uart4 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart4>; + status = "okay"; +}; + +/* usb otg */ +&usbotg { + vbus-supply = <®_usb_otg_vbus>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usbotg>; + dr_mode = "otg"; + status = "okay"; +}; + +/* usb hub1 */ +&usbh1 { + vbus-supply = <®_usb_h1_vbus>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usbh1>; + status = "okay"; +}; + +/* wifi/bt */ +&usdhc1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usdhc1>, <&pinctrl_mrvl1>; + non-removable; + vmmc-supply = <&awnh387_npoweron>; + vmmc_aux-supply = <&awnh387_wifi_nreset>; + status = "okay"; +}; + +&ssi2 { + fsl,mode = "i2s-master"; + status = "okay"; +}; + +&spdif { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_spdif>; + status = "okay"; +}; + +&audmux { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_audmux>; + status = "okay"; +}; diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index f8f6004..f643948 100644 --- a/arch/arm/mach-imx/Kconfig +++ b/arch/arm/mach-imx/Kconfig @@ -344,6 +344,10 @@ config MACH_GW_VENTANA select I2C select I2C_IMX +config MACH_CM_FX6 + bool "CM FX6" + select ARCH_IMX6 + endif # ---------------------------------------------------------- diff --git a/images/Makefile.imx b/images/Makefile.imx index cdbae8c..78895f9 100644 --- a/images/Makefile.imx +++ b/images/Makefile.imx @@ -227,6 +227,16 @@ CFG_start_imx6_udoo.pblx.imximg = $(board)/udoo/flash-header-mx6-udoo.imxcfg FILE_barebox-udoo-imx6q.img = start_imx6_udoo.pblx.imximg image-$(CONFIG_MACH_UDOO) += barebox-udoo-imx6q.img +pblx-$(CONFIG_MACH_CM_FX6) += start_imx6_cm_fx6 +CFG_start_imx6_cm_fx6.imx-sram-img = $(board)/cm-fx6/flash-header-mx6-cm-fx6.imxcfg +FILE_barebox-cm-fx6.img = start_imx6_cm_fx6.imx-sram-img +image-$(CONFIG_MACH_CM_FX6) += barebox-cm-fx6.img + +pblx-$(CONFIG_MACH_CM_FX6) += start_imx6_utilite +CFG_start_imx6_utilite.imx-sram-img = $(board)/cm-fx6/flash-header-mx6-cm-fx6.imxcfg +FILE_barebox-utilite.img = start_imx6_utilite.imx-sram-img +image-$(CONFIG_MACH_CM_FX6) += barebox-utilite.img + pblx-$(CONFIG_MACH_VARISCITE_MX6) += start_variscite_custom CFG_start_variscite_custom.pblx.imximg = $(board)/variscite-mx6/flash-header-variscite.imxcfg FILE_barebox-variscite-custom.img = start_variscite_custom.pblx.imximg -- 2.1.4 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox