diff options
50 files changed, 2473 insertions, 503 deletions
diff --git a/arch/arm/cpu/arm720t/tegra-common/spl.c b/arch/arm/cpu/arm720t/tegra-common/spl.c index 3479541..e0f9d5b 100644 --- a/arch/arm/cpu/arm720t/tegra-common/spl.c +++ b/arch/arm/cpu/arm720t/tegra-common/spl.c @@ -15,7 +15,7 @@ #include <asm/arch/tegra.h> #include <asm/arch-tegra/apb_misc.h> #include <asm/arch-tegra/board.h> -#include <asm/arch/spl.h> +#include <asm/spl.h> #include "cpu.h" void spl_board_init(void) diff --git a/arch/arm/cpu/armv7/mx6/Makefile b/arch/arm/cpu/armv7/mx6/Makefile index d7285fc..6dc9f8e 100644 --- a/arch/arm/cpu/armv7/mx6/Makefile +++ b/arch/arm/cpu/armv7/mx6/Makefile @@ -8,4 +8,5 @@ # obj-y := soc.o clock.o +obj-$(CONFIG_SPL_BUILD) += ddr.o obj-$(CONFIG_SECURE_BOOT) += hab.o diff --git a/arch/arm/cpu/armv7/mx6/ddr.c b/arch/arm/cpu/armv7/mx6/ddr.c new file mode 100644 index 0000000..0434211 --- /dev/null +++ b/arch/arm/cpu/armv7/mx6/ddr.c @@ -0,0 +1,490 @@ +/* + * Copyright (C) 2014 Gateworks Corporation + * Author: Tim Harvey <tharvey@gateworks.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <linux/types.h> +#include <asm/arch/mx6-ddr.h> +#include <asm/arch/sys_proto.h> +#include <asm/io.h> +#include <asm/types.h> + +#if defined(CONFIG_MX6QDL) || defined(CONFIG_MX6Q) || defined(CONFIG_MX6D) +/* Configure MX6DQ mmdc iomux */ +void mx6dq_dram_iocfg(unsigned width, + const struct mx6dq_iomux_ddr_regs *ddr, + const struct mx6dq_iomux_grp_regs *grp) +{ + volatile struct mx6dq_iomux_ddr_regs *mx6_ddr_iomux; + volatile struct mx6dq_iomux_grp_regs *mx6_grp_iomux; + + mx6_ddr_iomux = (struct mx6dq_iomux_ddr_regs *)MX6DQ_IOM_DDR_BASE; + mx6_grp_iomux = (struct mx6dq_iomux_grp_regs *)MX6DQ_IOM_GRP_BASE; + + /* DDR IO Type */ + mx6_grp_iomux->grp_ddr_type = grp->grp_ddr_type; + mx6_grp_iomux->grp_ddrpke = grp->grp_ddrpke; + + /* Clock */ + mx6_ddr_iomux->dram_sdclk_0 = ddr->dram_sdclk_0; + mx6_ddr_iomux->dram_sdclk_1 = ddr->dram_sdclk_1; + + /* Address */ + mx6_ddr_iomux->dram_cas = ddr->dram_cas; + mx6_ddr_iomux->dram_ras = ddr->dram_ras; + mx6_grp_iomux->grp_addds = grp->grp_addds; + + /* Control */ + mx6_ddr_iomux->dram_reset = ddr->dram_reset; + mx6_ddr_iomux->dram_sdcke0 = ddr->dram_sdcke0; + mx6_ddr_iomux->dram_sdcke1 = ddr->dram_sdcke1; + mx6_ddr_iomux->dram_sdba2 = ddr->dram_sdba2; + mx6_ddr_iomux->dram_sdodt0 = ddr->dram_sdodt0; + mx6_ddr_iomux->dram_sdodt1 = ddr->dram_sdodt1; + mx6_grp_iomux->grp_ctlds = grp->grp_ctlds; + + /* Data Strobes */ + mx6_grp_iomux->grp_ddrmode_ctl = grp->grp_ddrmode_ctl; + mx6_ddr_iomux->dram_sdqs0 = ddr->dram_sdqs0; + mx6_ddr_iomux->dram_sdqs1 = ddr->dram_sdqs1; + if (width >= 32) { + mx6_ddr_iomux->dram_sdqs2 = ddr->dram_sdqs2; + mx6_ddr_iomux->dram_sdqs3 = ddr->dram_sdqs3; + } + if (width >= 64) { + mx6_ddr_iomux->dram_sdqs4 = ddr->dram_sdqs4; + mx6_ddr_iomux->dram_sdqs5 = ddr->dram_sdqs5; + mx6_ddr_iomux->dram_sdqs6 = ddr->dram_sdqs6; + mx6_ddr_iomux->dram_sdqs7 = ddr->dram_sdqs7; + } + + /* Data */ + mx6_grp_iomux->grp_ddrmode = grp->grp_ddrmode; + mx6_grp_iomux->grp_b0ds = grp->grp_b0ds; + mx6_grp_iomux->grp_b1ds = grp->grp_b1ds; + if (width >= 32) { + mx6_grp_iomux->grp_b2ds = grp->grp_b2ds; + mx6_grp_iomux->grp_b3ds = grp->grp_b3ds; + } + if (width >= 64) { + mx6_grp_iomux->grp_b4ds = grp->grp_b4ds; + mx6_grp_iomux->grp_b5ds = grp->grp_b5ds; + mx6_grp_iomux->grp_b6ds = grp->grp_b6ds; + mx6_grp_iomux->grp_b7ds = grp->grp_b7ds; + } + mx6_ddr_iomux->dram_dqm0 = ddr->dram_dqm0; + mx6_ddr_iomux->dram_dqm1 = ddr->dram_dqm1; + if (width >= 32) { + mx6_ddr_iomux->dram_dqm2 = ddr->dram_dqm2; + mx6_ddr_iomux->dram_dqm3 = ddr->dram_dqm3; + } + if (width >= 64) { + mx6_ddr_iomux->dram_dqm4 = ddr->dram_dqm4; + mx6_ddr_iomux->dram_dqm5 = ddr->dram_dqm5; + mx6_ddr_iomux->dram_dqm6 = ddr->dram_dqm6; + mx6_ddr_iomux->dram_dqm7 = ddr->dram_dqm7; + } +} +#endif + +#if defined(CONFIG_MX6QDL) || defined(CONFIG_MX6DL) || defined(CONFIG_MX6S) +/* Configure MX6SDL mmdc iomux */ +void mx6sdl_dram_iocfg(unsigned width, + const struct mx6sdl_iomux_ddr_regs *ddr, + const struct mx6sdl_iomux_grp_regs *grp) +{ + volatile struct mx6sdl_iomux_ddr_regs *mx6_ddr_iomux; + volatile struct mx6sdl_iomux_grp_regs *mx6_grp_iomux; + + mx6_ddr_iomux = (struct mx6sdl_iomux_ddr_regs *)MX6SDL_IOM_DDR_BASE; + mx6_grp_iomux = (struct mx6sdl_iomux_grp_regs *)MX6SDL_IOM_GRP_BASE; + + /* DDR IO Type */ + mx6_grp_iomux->grp_ddr_type = grp->grp_ddr_type; + mx6_grp_iomux->grp_ddrpke = grp->grp_ddrpke; + + /* Clock */ + mx6_ddr_iomux->dram_sdclk_0 = ddr->dram_sdclk_0; + mx6_ddr_iomux->dram_sdclk_1 = ddr->dram_sdclk_1; + + /* Address */ + mx6_ddr_iomux->dram_cas = ddr->dram_cas; + mx6_ddr_iomux->dram_ras = ddr->dram_ras; + mx6_grp_iomux->grp_addds = grp->grp_addds; + + /* Control */ + mx6_ddr_iomux->dram_reset = ddr->dram_reset; + mx6_ddr_iomux->dram_sdcke0 = ddr->dram_sdcke0; + mx6_ddr_iomux->dram_sdcke1 = ddr->dram_sdcke1; + mx6_ddr_iomux->dram_sdba2 = ddr->dram_sdba2; + mx6_ddr_iomux->dram_sdodt0 = ddr->dram_sdodt0; + mx6_ddr_iomux->dram_sdodt1 = ddr->dram_sdodt1; + mx6_grp_iomux->grp_ctlds = grp->grp_ctlds; + + /* Data Strobes */ + mx6_grp_iomux->grp_ddrmode_ctl = grp->grp_ddrmode_ctl; + mx6_ddr_iomux->dram_sdqs0 = ddr->dram_sdqs0; + mx6_ddr_iomux->dram_sdqs1 = ddr->dram_sdqs1; + if (width >= 32) { + mx6_ddr_iomux->dram_sdqs2 = ddr->dram_sdqs2; + mx6_ddr_iomux->dram_sdqs3 = ddr->dram_sdqs3; + } + if (width >= 64) { + mx6_ddr_iomux->dram_sdqs4 = ddr->dram_sdqs4; + mx6_ddr_iomux->dram_sdqs5 = ddr->dram_sdqs5; + mx6_ddr_iomux->dram_sdqs6 = ddr->dram_sdqs6; + mx6_ddr_iomux->dram_sdqs7 = ddr->dram_sdqs7; + } + + /* Data */ + mx6_grp_iomux->grp_ddrmode = grp->grp_ddrmode; + mx6_grp_iomux->grp_b0ds = grp->grp_b0ds; + mx6_grp_iomux->grp_b1ds = grp->grp_b1ds; + if (width >= 32) { + mx6_grp_iomux->grp_b2ds = grp->grp_b2ds; + mx6_grp_iomux->grp_b3ds = grp->grp_b3ds; + } + if (width >= 64) { + mx6_grp_iomux->grp_b4ds = grp->grp_b4ds; + mx6_grp_iomux->grp_b5ds = grp->grp_b5ds; + mx6_grp_iomux->grp_b6ds = grp->grp_b6ds; + mx6_grp_iomux->grp_b7ds = grp->grp_b7ds; + } + mx6_ddr_iomux->dram_dqm0 = ddr->dram_dqm0; + mx6_ddr_iomux->dram_dqm1 = ddr->dram_dqm1; + if (width >= 32) { + mx6_ddr_iomux->dram_dqm2 = ddr->dram_dqm2; + mx6_ddr_iomux->dram_dqm3 = ddr->dram_dqm3; + } + if (width >= 64) { + mx6_ddr_iomux->dram_dqm4 = ddr->dram_dqm4; + mx6_ddr_iomux->dram_dqm5 = ddr->dram_dqm5; + mx6_ddr_iomux->dram_dqm6 = ddr->dram_dqm6; + mx6_ddr_iomux->dram_dqm7 = ddr->dram_dqm7; + } +} +#endif + +/* + * Configure mx6 mmdc registers based on: + * - board-specific memory configuration + * - board-specific calibration data + * - ddr3 chip details + * + * The various calculations here are derived from the Freescale + * i.Mx6DQSDL DDR3 Script Aid spreadsheet (DOC-94917) designed to generate MMDC + * configuration registers based on memory system and memory chip parameters. + * + * The defaults here are those which were specified in the spreadsheet. + * For details on each register, refer to the IMX6DQRM and/or IMX6SDLRM + * section titled MMDC initialization + */ +#define MR(val, ba, cmd, cs1) \ + ((val << 16) | (1 << 15) | (cmd << 4) | (cs1 << 3) | ba) +void mx6_dram_cfg(const struct mx6_ddr_sysinfo *i, + const struct mx6_mmdc_calibration *c, + const struct mx6_ddr3_cfg *m) +{ + volatile struct mmdc_p_regs *mmdc0; + volatile struct mmdc_p_regs *mmdc1; + u32 reg; + u8 tcke, tcksrx, tcksre, txpdll, taofpd, taonpd, trrd; + u8 todtlon, taxpd, tanpd, tcwl, txp, tfaw, tcl; + u8 todt_idle_off = 0x4; /* from DDR3 Script Aid spreadsheet */ + u16 trcd, trc, tras, twr, tmrd, trtp, trp, twtr, trfc, txs, txpr; + u16 CS0_END; + u16 tdllk = 0x1ff; /* DLL locking time: 512 cycles (JEDEC DDR3) */ + int clkper; /* clock period in picoseconds */ + int clock; /* clock freq in mHz */ + int cs; + + mmdc0 = (struct mmdc_p_regs *)MMDC_P0_BASE_ADDR; + mmdc1 = (struct mmdc_p_regs *)MMDC_P1_BASE_ADDR; + + /* MX6D/MX6Q: 1066 MHz memory clock, clkper = 1.894ns = 1894ps */ + if (is_cpu_type(MXC_CPU_MX6Q) || is_cpu_type(MXC_CPU_MX6D)) { + clock = 528; + tcwl = 4; + } + /* MX6S/MX6DL: 800 MHz memory clock, clkper = 2.5ns = 2500ps */ + else { + clock = 400; + tcwl = 3; + } + clkper = (1000*1000)/clock; /* ps */ + todtlon = tcwl; + taxpd = tcwl; + tanpd = tcwl; + tcwl = tcwl; + + switch (m->density) { + case 1: /* 1Gb per chip */ + trfc = DIV_ROUND_UP(110000, clkper) - 1; + txs = DIV_ROUND_UP(120000, clkper) - 1; + break; + case 2: /* 2Gb per chip */ + trfc = DIV_ROUND_UP(160000, clkper) - 1; + txs = DIV_ROUND_UP(170000, clkper) - 1; + break; + case 4: /* 4Gb per chip */ + trfc = DIV_ROUND_UP(260000, clkper) - 1; + txs = DIV_ROUND_UP(270000, clkper) - 1; + break; + case 8: /* 8Gb per chip */ + trfc = DIV_ROUND_UP(350000, clkper) - 1; + txs = DIV_ROUND_UP(360000, clkper) - 1; + break; + default: + /* invalid density */ + printf("invalid chip density\n"); + hang(); + break; + } + txpr = txs; + + switch (m->mem_speed) { + case 800: + txp = DIV_ROUND_UP(MAX(3*clkper, 7500), clkper) - 1; + tcke = DIV_ROUND_UP(MAX(3*clkper, 7500), clkper) - 1; + if (m->pagesz == 1) { + tfaw = DIV_ROUND_UP(40000, clkper) - 1; + trrd = DIV_ROUND_UP(MAX(4*clkper, 10000), clkper) - 1; + } else { + tfaw = DIV_ROUND_UP(50000, clkper) - 1; + trrd = DIV_ROUND_UP(MAX(4*clkper, 10000), clkper) - 1; + } + break; + case 1066: + txp = DIV_ROUND_UP(MAX(3*clkper, 7500), clkper) - 1; + tcke = DIV_ROUND_UP(MAX(3*clkper, 5625), clkper) - 1; + if (m->pagesz == 1) { + tfaw = DIV_ROUND_UP(37500, clkper) - 1; + trrd = DIV_ROUND_UP(MAX(4*clkper, 7500), clkper) - 1; + } else { + tfaw = DIV_ROUND_UP(50000, clkper) - 1; + trrd = DIV_ROUND_UP(MAX(4*clkper, 10000), clkper) - 1; + } + break; + case 1333: + txp = DIV_ROUND_UP(MAX(3*clkper, 6000), clkper) - 1; + tcke = DIV_ROUND_UP(MAX(3*clkper, 5625), clkper) - 1; + if (m->pagesz == 1) { + tfaw = DIV_ROUND_UP(30000, clkper) - 1; + trrd = DIV_ROUND_UP(MAX(4*clkper, 6000), clkper) - 1; + } else { + tfaw = DIV_ROUND_UP(45000, clkper) - 1; + trrd = DIV_ROUND_UP(MAX(4*clkper, 7500), clkper) - 1; + } + break; + case 1600: + txp = DIV_ROUND_UP(MAX(3*clkper, 6000), clkper) - 1; + tcke = DIV_ROUND_UP(MAX(3*clkper, 5000), clkper) - 1; + if (m->pagesz == 1) { + tfaw = DIV_ROUND_UP(30000, clkper) - 1; + trrd = DIV_ROUND_UP(MAX(4*clkper, 6000), clkper) - 1; + } else { + tfaw = DIV_ROUND_UP(40000, clkper) - 1; + trrd = DIV_ROUND_UP(MAX(4*clkper, 7500), clkper) - 1; + } + break; + default: + printf("invalid memory speed\n"); + hang(); + break; + } + txpdll = DIV_ROUND_UP(MAX(10*clkper, 24000), clkper) - 1; + tcl = DIV_ROUND_UP(m->trcd, clkper/10) - 3; + tcksre = DIV_ROUND_UP(MAX(5*clkper, 10000), clkper); + tcksrx = tcksre; + taonpd = DIV_ROUND_UP(2000, clkper) - 1; + taofpd = taonpd; + trp = DIV_ROUND_UP(m->trcd, clkper/10) - 1; + trcd = trp; + trc = DIV_ROUND_UP(m->trcmin, clkper/10) - 1; + tras = DIV_ROUND_UP(m->trasmin, clkper/10) - 1; + twr = DIV_ROUND_UP(15000, clkper) - 1; + tmrd = DIV_ROUND_UP(MAX(12*clkper, 15000), clkper) - 1; + twtr = ROUND(MAX(4*clkper, 7500)/clkper, 1) - 1; + trtp = twtr; + CS0_END = ((4*i->cs_density) <= 120) ? (4*i->cs_density)+7 : 127; + debug("density:%d Gb (%d Gb per chip)\n", i->cs_density, m->density); + debug("clock: %dMHz (%d ps)\n", clock, clkper); + debug("memspd:%d\n", m->mem_speed); + debug("tcke=%d\n", tcke); + debug("tcksrx=%d\n", tcksrx); + debug("tcksre=%d\n", tcksre); + debug("taofpd=%d\n", taofpd); + debug("taonpd=%d\n", taonpd); + debug("todtlon=%d\n", todtlon); + debug("tanpd=%d\n", tanpd); + debug("taxpd=%d\n", taxpd); + debug("trfc=%d\n", trfc); + debug("txs=%d\n", txs); + debug("txp=%d\n", txp); + debug("txpdll=%d\n", txpdll); + debug("tfaw=%d\n", tfaw); + debug("tcl=%d\n", tcl); + debug("trcd=%d\n", trcd); + debug("trp=%d\n", trp); + debug("trc=%d\n", trc); + debug("tras=%d\n", tras); + debug("twr=%d\n", twr); + debug("tmrd=%d\n", tmrd); + debug("tcwl=%d\n", tcwl); + debug("tdllk=%d\n", tdllk); + debug("trtp=%d\n", trtp); + debug("twtr=%d\n", twtr); + debug("trrd=%d\n", trrd); + debug("txpr=%d\n", txpr); + debug("CS0_END=%d\n", CS0_END); + debug("ncs=%d\n", i->ncs); + debug("Rtt_wr=%d\n", i->rtt_wr); + debug("Rtt_nom=%d\n", i->rtt_nom); + debug("SRT=%d\n", m->SRT); + debug("tcl=%d\n", tcl); + debug("twr=%d\n", twr); + + /* + * board-specific configuration: + * These values are determined empirically and vary per board layout + * see: + * appnote, ddr3 spreadsheet + */ + mmdc0->mpwldectrl0 = c->p0_mpwldectrl0; + mmdc0->mpwldectrl1 = c->p0_mpwldectrl1; + mmdc0->mpdgctrl0 = c->p0_mpdgctrl0; + mmdc0->mpdgctrl1 = c->p0_mpdgctrl1; + mmdc0->mprddlctl = c->p0_mprddlctl; + mmdc0->mpwrdlctl = c->p0_mpwrdlctl; + if (i->dsize > 1) { + mmdc1->mpwldectrl0 = c->p1_mpwldectrl0; + mmdc1->mpwldectrl1 = c->p1_mpwldectrl1; + mmdc1->mpdgctrl0 = c->p1_mpdgctrl0; + mmdc1->mpdgctrl1 = c->p1_mpdgctrl1; + mmdc1->mprddlctl = c->p1_mprddlctl; + mmdc1->mpwrdlctl = c->p1_mpwrdlctl; + } + + /* Read data DQ Byte0-3 delay */ + mmdc0->mprddqby0dl = (u32)0x33333333; + mmdc0->mprddqby1dl = (u32)0x33333333; + if (i->dsize > 0) { + mmdc0->mprddqby2dl = (u32)0x33333333; + mmdc0->mprddqby3dl = (u32)0x33333333; + } + if (i->dsize > 1) { + mmdc1->mprddqby0dl = (u32)0x33333333; + mmdc1->mprddqby1dl = (u32)0x33333333; + mmdc1->mprddqby2dl = (u32)0x33333333; + mmdc1->mprddqby3dl = (u32)0x33333333; + } + + /* MMDC Termination: rtt_nom:2 RZQ/2(120ohm), rtt_nom:1 RZQ/4(60ohm) */ + reg = (i->rtt_nom == 2) ? 0x00011117 : 0x00022227; + mmdc0->mpodtctrl = reg; + if (i->dsize > 1) + mmdc1->mpodtctrl = reg; + + /* complete calibration */ + reg = (1 << 11); /* Force measurement on delay-lines */ + mmdc0->mpmur0 = reg; + if (i->dsize > 1) + mmdc1->mpmur0 = reg; + + /* Step 1: configuration request */ + mmdc0->mdscr = (u32)(1 << 15); /* config request */ + + /* Step 2: Timing configuration */ + reg = (trfc << 24) | (txs << 16) | (txp << 13) | (txpdll << 9) | + (tfaw << 4) | tcl; + mmdc0->mdcfg0 = reg; + reg = (trcd << 29) | (trp << 26) | (trc << 21) | (tras << 16) | + (1 << 15) | /* trpa */ + (twr << 9) | (tmrd << 5) | tcwl; + mmdc0->mdcfg1 = reg; + reg = (tdllk << 16) | (trtp << 6) | (twtr << 3) | trrd; + mmdc0->mdcfg2 = reg; + reg = (taofpd << 27) | (taonpd << 24) | (tanpd << 20) | (taxpd << 16) | + (todtlon << 12) | (todt_idle_off << 4); + mmdc0->mdotc = reg; + mmdc0->mdasp = CS0_END; /* CS addressing */ + + /* Step 3: Configure DDR type */ + reg = (i->cs1_mirror << 19) | (i->walat << 16) | (i->bi_on << 12) | + (i->mif3_mode << 9) | (i->ralat << 6); + mmdc0->mdmisc = reg; + + /* Step 4: Configure delay while leaving reset */ + reg = (txpr << 16) | (i->sde_to_rst << 8) | (i->rst_to_cke << 0); + mmdc0->mdor = reg; + + /* Step 5: Configure DDR physical parameters (density and burst len) */ + reg = (m->rowaddr - 11) << 24 | /* ROW */ + (m->coladdr - 9) << 20 | /* COL */ + (1 << 19) | /* Burst Length = 8 for DDR3 */ + (i->dsize << 16); /* DDR data bus size */ + mmdc0->mdctl = reg; + + /* Step 6: Perform ZQ calibration */ + reg = (u32)0xa1390001; /* one-time HW ZQ calib */ + mmdc0->mpzqhwctrl = reg; + if (i->dsize > 1) + mmdc1->mpzqhwctrl = reg; + + /* Step 7: Enable MMDC with desired chip select */ + reg = mmdc0->mdctl | + (1 << 31) | /* SDE_0 for CS0 */ + ((i->ncs == 2) ? 1 : 0) << 30; /* SDE_1 for CS1 */ + mmdc0->mdctl = reg; + + /* Step 8: Write Mode Registers to Init DDR3 devices */ + for (cs = 0; cs < i->ncs; cs++) { + /* MR2 */ + reg = (i->rtt_wr & 3) << 9 | (m->SRT & 1) << 7 | + ((tcwl - 3) & 3) << 3; + mmdc0->mdscr = (u32)MR(reg, 2, 3, cs); + /* MR3 */ + mmdc0->mdscr = (u32)MR(0, 3, 3, cs); + /* MR1 */ + reg = ((i->rtt_nom & 1) ? 1 : 0) << 2 | + ((i->rtt_nom & 2) ? 1 : 0) << 6; + mmdc0->mdscr = (u32)MR(reg, 1, 3, cs); + reg = ((tcl - 1) << 4) | /* CAS */ + (1 << 8) | /* DLL Reset */ + ((twr - 3) << 9); /* Write Recovery */ + /* MR0 */ + mmdc0->mdscr = (u32)MR(reg, 0, 3, cs); + /* ZQ calibration */ + reg = (1 << 10); + mmdc0->mdscr = (u32)MR(reg, 0, 4, cs); + } + + /* Step 10: Power down control and self-refresh */ + reg = (tcke & 0x7) << 16 | + 5 << 12 | /* PWDT_1: 256 cycles */ + 5 << 8 | /* PWDT_0: 256 cycles */ + 1 << 6 | /* BOTH_CS_PD */ + (tcksrx & 0x7) << 3 | + (tcksre & 0x7); + mmdc0->mdpdc = reg; + mmdc0->mapsr = (u32)0x00011006; /* ADOPT power down enabled */ + + /* Step 11: Configure ZQ calibration: one-time and periodic 1ms */ + mmdc0->mpzqhwctrl = (u32)0xa1390003; + if (i->dsize > 1) + mmdc1->mpzqhwctrl = (u32)0xa1390003; + + /* Step 12: Configure and activate periodic refresh */ + reg = (1 << 14) | /* REF_SEL: Periodic refresh cycles of 32kHz */ + (7 << 11); /* REFR: Refresh Rate - 8 refreshes */ + mmdc0->mdref = reg; + + /* Step 13: Deassert config request - init complete */ + mmdc0->mdscr = (u32)0x00000000; + + /* wait for auto-ZQ calibration to complete */ + mdelay(1); +} diff --git a/arch/arm/cpu/armv7/mx6/hab.c b/arch/arm/cpu/armv7/mx6/hab.c index 5187775..f6810a6 100644 --- a/arch/arm/cpu/armv7/mx6/hab.c +++ b/arch/arm/cpu/armv7/mx6/hab.c @@ -7,15 +7,69 @@ #include <common.h> #include <asm/io.h> #include <asm/arch/hab.h> +#include <asm/arch/sys_proto.h> /* -------- start of HAB API updates ------------*/ -#define hab_rvt_report_event ((hab_rvt_report_event_t *)HAB_RVT_REPORT_EVENT) -#define hab_rvt_report_status ((hab_rvt_report_status_t *)HAB_RVT_REPORT_STATUS) -#define hab_rvt_authenticate_image \ - ((hab_rvt_authenticate_image_t *)HAB_RVT_AUTHENTICATE_IMAGE) -#define hab_rvt_entry ((hab_rvt_entry_t *)HAB_RVT_ENTRY) -#define hab_rvt_exit ((hab_rvt_exit_t *)HAB_RVT_EXIT) -#define hab_rvt_clock_init HAB_RVT_CLOCK_INIT + +#define hab_rvt_report_event_p \ +( \ + ((is_cpu_type(MXC_CPU_MX6Q) || \ + is_cpu_type(MXC_CPU_MX6D)) && \ + (soc_rev() >= CHIP_REV_1_5)) ? \ + ((hab_rvt_report_event_t *)HAB_RVT_REPORT_EVENT_NEW) : \ + (is_cpu_type(MXC_CPU_MX6DL) && \ + (soc_rev() >= CHIP_REV_1_2)) ? \ + ((hab_rvt_report_event_t *)HAB_RVT_REPORT_EVENT_NEW) : \ + ((hab_rvt_report_event_t *)HAB_RVT_REPORT_EVENT) \ +) + +#define hab_rvt_report_status_p \ +( \ + ((is_cpu_type(MXC_CPU_MX6Q) || \ + is_cpu_type(MXC_CPU_MX6D)) && \ + (soc_rev() >= CHIP_REV_1_5)) ? \ + ((hab_rvt_report_status_t *)HAB_RVT_REPORT_STATUS_NEW) :\ + (is_cpu_type(MXC_CPU_MX6DL) && \ + (soc_rev() >= CHIP_REV_1_2)) ? \ + ((hab_rvt_report_status_t *)HAB_RVT_REPORT_STATUS_NEW) :\ + ((hab_rvt_report_status_t *)HAB_RVT_REPORT_STATUS) \ +) + +#define hab_rvt_authenticate_image_p \ +( \ + ((is_cpu_type(MXC_CPU_MX6Q) || \ + is_cpu_type(MXC_CPU_MX6D)) && \ + (soc_rev() >= CHIP_REV_1_5)) ? \ + ((hab_rvt_authenticate_image_t *)HAB_RVT_AUTHENTICATE_IMAGE_NEW) : \ + (is_cpu_type(MXC_CPU_MX6DL) && \ + (soc_rev() >= CHIP_REV_1_2)) ? \ + ((hab_rvt_authenticate_image_t *)HAB_RVT_AUTHENTICATE_IMAGE_NEW) : \ + ((hab_rvt_authenticate_image_t *)HAB_RVT_AUTHENTICATE_IMAGE) \ +) + +#define hab_rvt_entry_p \ +( \ + ((is_cpu_type(MXC_CPU_MX6Q) || \ + is_cpu_type(MXC_CPU_MX6D)) && \ + (soc_rev() >= CHIP_REV_1_5)) ? \ + ((hab_rvt_entry_t *)HAB_RVT_ENTRY_NEW) : \ + (is_cpu_type(MXC_CPU_MX6DL) && \ + (soc_rev() >= CHIP_REV_1_2)) ? \ + ((hab_rvt_entry_t *)HAB_RVT_ENTRY_NEW) : \ + ((hab_rvt_entry_t *)HAB_RVT_ENTRY) \ +) + +#define hab_rvt_exit_p \ +( \ + ((is_cpu_type(MXC_CPU_MX6Q) || \ + is_cpu_type(MXC_CPU_MX6D)) && \ + (soc_rev() >= CHIP_REV_1_5)) ? \ + ((hab_rvt_exit_t *)HAB_RVT_EXIT_NEW) : \ + (is_cpu_type(MXC_CPU_MX6DL) && \ + (soc_rev() >= CHIP_REV_1_2)) ? \ + ((hab_rvt_exit_t *)HAB_RVT_EXIT_NEW) : \ + ((hab_rvt_exit_t *)HAB_RVT_EXIT) \ +) bool is_hab_enabled(void) { @@ -52,6 +106,11 @@ int get_hab_status(void) size_t bytes = sizeof(event_data); /* Event size in bytes */ enum hab_config config = 0; enum hab_state state = 0; + hab_rvt_report_event_t *hab_rvt_report_event; + hab_rvt_report_status_t *hab_rvt_report_status; + + hab_rvt_report_event = hab_rvt_report_event_p; + hab_rvt_report_status = hab_rvt_report_status_p; if (is_hab_enabled()) puts("\nSecure boot enabled\n"); diff --git a/arch/arm/imx-common/Makefile b/arch/arm/imx-common/Makefile index 6c65577..25a9d4c 100644 --- a/arch/arm/imx-common/Makefile +++ b/arch/arm/imx-common/Makefile @@ -16,6 +16,7 @@ obj-$(CONFIG_SYS_I2C_MXC) += i2c-mxv7.o endif ifeq ($(SOC),$(filter $(SOC),mx6 mxs)) obj-y += misc.o +obj-$(CONFIG_SPL_BUILD) += spl.o endif ifeq ($(SOC),$(filter $(SOC),mx6)) obj-$(CONFIG_CMD_SATA) += sata.o diff --git a/arch/arm/imx-common/cpu.c b/arch/arm/imx-common/cpu.c index a77c4de..5a09107 100644 --- a/arch/arm/imx-common/cpu.c +++ b/arch/arm/imx-common/cpu.c @@ -58,6 +58,7 @@ char *get_reset_cause(void) static const unsigned char col_lookup[] = {9, 10, 11, 8, 12, 9, 9, 9}; static const unsigned char bank_lookup[] = {3, 2}; +/* these MMDC registers are common to the IMX53 and IMX6 */ struct esd_mmdc_regs { uint32_t ctl; uint32_t pdc; @@ -66,15 +67,6 @@ struct esd_mmdc_regs { uint32_t cfg1; uint32_t cfg2; uint32_t misc; - uint32_t scr; - uint32_t ref; - uint32_t rsvd1; - uint32_t rsvd2; - uint32_t rwd; - uint32_t or; - uint32_t mrr; - uint32_t cfg3lp; - uint32_t mr4; }; #define ESD_MMDC_CTL_GET_ROW(mdctl) ((ctl >> 24) & 7) @@ -83,6 +75,12 @@ struct esd_mmdc_regs { #define ESD_MMDC_CTL_GET_CS1(mdctl) ((ctl >> 30) & 1) #define ESD_MMDC_MISC_GET_BANK(mdmisc) ((misc >> 5) & 1) +/* + * imx_ddr_size - return size in bytes of DRAM according MMDC config + * The MMDC MDCTL register holds the number of bits for row, col, and data + * width and the MMDC MDMISC register holds the number of banks. Combine + * all these bits to determine the meme size the MMDC has been configured for + */ unsigned imx_ddr_size(void) { struct esd_mmdc_regs *mem = (struct esd_mmdc_regs *)MEMCTL_BASE; diff --git a/arch/arm/imx-common/iomux-v3.c b/arch/arm/imx-common/iomux-v3.c index 6e46ea8..22cd11a 100644 --- a/arch/arm/imx-common/iomux-v3.c +++ b/arch/arm/imx-common/iomux-v3.c @@ -11,6 +11,9 @@ #include <common.h> #include <asm/io.h> #include <asm/arch/imx-regs.h> +#if !defined(CONFIG_MX25) && !defined(CONFIG_VF610) +#include <asm/arch/sys_proto.h> +#endif #include <asm/imx-common/iomux-v3.h> static void *base = (void *)IOMUXC_BASE_ADDR; @@ -54,12 +57,23 @@ void imx_iomux_v3_setup_pad(iomux_v3_cfg_t pad) #endif } +/* configures a list of pads within declared with IOMUX_PADS macro */ void imx_iomux_v3_setup_multiple_pads(iomux_v3_cfg_t const *pad_list, unsigned count) { iomux_v3_cfg_t const *p = pad_list; + int stride; int i; - for (i = 0; i < count; i++) - imx_iomux_v3_setup_pad(*p++); +#if defined(CONFIG_MX6QDL) + stride = 2; + if (!is_cpu_type(MXC_CPU_MX6Q) && !is_cpu_type(MXC_CPU_MX6D)) + p += 1; +#else + stride = 1; +#endif + for (i = 0; i < count; i++) { + imx_iomux_v3_setup_pad(*p); + p += stride; + } } diff --git a/arch/arm/imx-common/sata.c b/arch/arm/imx-common/sata.c index 2e69486..c10dd28 100644 --- a/arch/arm/imx-common/sata.c +++ b/arch/arm/imx-common/sata.c @@ -8,13 +8,18 @@ #include <asm/arch/iomux.h> #include <asm/io.h> #include <asm/arch/clock.h> +#include <asm/arch/sys_proto.h> int setup_sata(void) { struct iomuxc_base_regs *const iomuxc_regs = (struct iomuxc_base_regs *)IOMUXC_BASE_ADDR; + int ret; - int ret = enable_sata_clock(); + if (!is_cpu_type(MXC_CPU_MX6Q) && !is_cpu_type(MXC_CPU_MX6D)) + return 1; + + ret = enable_sata_clock(); if (ret) return ret; diff --git a/arch/arm/imx-common/spl.c b/arch/arm/imx-common/spl.c new file mode 100644 index 0000000..9a02a64 --- /dev/null +++ b/arch/arm/imx-common/spl.c @@ -0,0 +1,81 @@ +/* + * Copyright (C) 2014 Gateworks Corporation + * Copyright (C) 2011-2012 Freescale Semiconductor, Inc. + * + * Author: Tim Harvey <tharvey@gateworks.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/arch/imx-regs.h> +#include <asm/spl.h> +#include <spl.h> + +#if defined(CONFIG_MX6) +/* determine boot device from SRC_SBMR1 register (BOOT_CFG[4:1]) */ +u32 spl_boot_device(void) +{ + struct src *psrc = (struct src *)SRC_BASE_ADDR; + unsigned reg = readl(&psrc->sbmr1); + + /* BOOT_CFG1[7:4] - see IMX6DQRM Table 8-8 */ + switch ((reg & 0x000000FF) >> 4) { + /* EIM: See 8.5.1, Table 8-9 */ + case 0x0: + /* BOOT_CFG1[3]: NOR/OneNAND Selection */ + if ((reg & 0x00000008) >> 3) + return BOOT_DEVICE_ONENAND; + else + return BOOT_DEVICE_NOR; + break; + /* SATA: See 8.5.4, Table 8-20 */ + case 0x2: + return BOOT_DEVICE_SATA; + /* Serial ROM: See 8.5.5.1, Table 8-22 */ + case 0x3: + /* BOOT_CFG4[2:0] */ + switch ((reg & 0x07000000) >> 24) { + case 0x0 ... 0x4: + return BOOT_DEVICE_SPI; + case 0x5 ... 0x7: + return BOOT_DEVICE_I2C; + } + break; + /* SD/eSD: 8.5.3, Table 8-15 */ + case 0x4: + case 0x5: + return BOOT_DEVICE_MMC1; + /* MMC/eMMC: 8.5.3 */ + case 0x6: + case 0x7: + return BOOT_DEVICE_MMC1; + /* NAND Flash: 8.5.2 */ + case 0x8 ... 0xf: + return BOOT_DEVICE_NAND; + } + return BOOT_DEVICE_NONE; +} +#endif + +#if defined(CONFIG_SPL_MMC_SUPPORT) +/* called from spl_mmc to see type of boot mode for storage (RAW or FAT) */ +u32 spl_boot_mode(void) +{ + switch (spl_boot_device()) { + /* for MMC return either RAW or FAT mode */ + case BOOT_DEVICE_MMC1: + case BOOT_DEVICE_MMC2: +#ifdef CONFIG_SPL_FAT_SUPPORT + return MMCSD_MODE_FAT; +#else + return MMCSD_MODE_RAW; +#endif + break; + default: + puts("spl: ERROR: unsupported device\n"); + hang(); + } +} +#endif diff --git a/arch/arm/include/asm/arch-at91/spl.h b/arch/arm/include/asm/arch-at91/spl.h deleted file mode 100644 index d8a87da..0000000 --- a/arch/arm/include/asm/arch-at91/spl.h +++ /dev/null @@ -1,24 +0,0 @@ -/* - * Copyright (C) 2013 Atmel Corporation - * Bo Shen <voice.shen@atmel.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#ifndef _ASM_ARCH_SPL_H_ -#define _ASM_ARCH_SPL_H_ - -enum { - BOOT_DEVICE_NONE, -#ifdef CONFIG_SYS_USE_MMC - BOOT_DEVICE_MMC1, - BOOT_DEVICE_MMC2, - BOOT_DEVICE_MMC2_2, -#elif CONFIG_SYS_USE_NANDFLASH - BOOT_DEVICE_NAND, -#elif CONFIG_SYS_USE_SERIALFLASH - BOOT_DEVICE_SPI, -#endif -}; - -#endif diff --git a/arch/arm/include/asm/arch-davinci/spl.h b/arch/arm/include/asm/arch-davinci/spl.h deleted file mode 100644 index 5afe0d4..0000000 --- a/arch/arm/include/asm/arch-davinci/spl.h +++ /dev/null @@ -1,16 +0,0 @@ -/* - * (C) Copyright 2012 - * Texas Instruments, <www.ti.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ -#ifndef _ASM_ARCH_SPL_H_ -#define _ASM_ARCH_SPL_H_ - -#define BOOT_DEVICE_NAND 1 -#define BOOT_DEVICE_SPI 2 -#define BOOT_DEVICE_MMC1 3 -#define BOOT_DEVICE_MMC2 4 /* dummy */ -#define BOOT_DEVICE_MMC2_2 5 /* dummy */ - -#endif diff --git a/arch/arm/include/asm/arch-mx35/spl.h b/arch/arm/include/asm/arch-mx35/spl.h deleted file mode 100644 index d0efec2..0000000 --- a/arch/arm/include/asm/arch-mx35/spl.h +++ /dev/null @@ -1,22 +0,0 @@ -/* - * (C) Copyright 2012 - * Texas Instruments, <www.ti.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ -#ifndef _ASM_ARCH_SPL_H_ -#define _ASM_ARCH_SPL_H_ - -#define BOOT_DEVICE_NONE 0 -#define BOOT_DEVICE_XIP 1 -#define BOOT_DEVICE_XIPWAIT 2 -#define BOOT_DEVICE_NAND 3 -#define BOOT_DEVICE_ONENAND 4 -#define BOOT_DEVICE_MMC1 5 -#define BOOT_DEVICE_MMC2 6 -#define BOOT_DEVICE_MMC2_2 7 -#define BOOT_DEVICE_NOR 8 -#define BOOT_DEVICE_I2C 9 -#define BOOT_DEVICE_SPI 10 - -#endif diff --git a/arch/arm/include/asm/arch-mx5/spl.h b/arch/arm/include/asm/arch-mx5/spl.h deleted file mode 100644 index 20c6cae..0000000 --- a/arch/arm/include/asm/arch-mx5/spl.h +++ /dev/null @@ -1,13 +0,0 @@ -/* - * Copyright (C) 2013 Marek Vasut <marex@denx.de> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#ifndef __ASM_ARCH_SPL_H__ -#define __ASM_ARCH_SPL_H__ - -#define BOOT_DEVICE_NONE 0 -#define BOOT_DEVICE_NAND 1 - -#endif /* __ASM_ARCH_SPL_H__ */ diff --git a/arch/arm/include/asm/arch-mx6/hab.h b/arch/arm/include/asm/arch-mx6/hab.h index d724f20..1f12695 100644 --- a/arch/arm/include/asm/arch-mx6/hab.h +++ b/arch/arm/include/asm/arch-mx6/hab.h @@ -53,12 +53,17 @@ typedef void *hab_rvt_authenticate_image_t(uint8_t, ptrdiff_t, void **, size_t *, hab_loader_callback_f_t); typedef void hapi_clock_init_t(void); -#define HAB_RVT_REPORT_EVENT (*(uint32_t *)0x000000B4) -#define HAB_RVT_REPORT_STATUS (*(uint32_t *)0x000000B8) -#define HAB_RVT_AUTHENTICATE_IMAGE (*(uint32_t *)0x000000A4) -#define HAB_RVT_ENTRY (*(uint32_t *)0x00000098) -#define HAB_RVT_EXIT (*(uint32_t *)0x0000009C) -#define HAB_RVT_CLOCK_INIT ((hapi_clock_init_t *)0x0000024D) +#define HAB_RVT_REPORT_EVENT (*(uint32_t *)0x000000B4) +#define HAB_RVT_REPORT_STATUS (*(uint32_t *)0x000000B8) +#define HAB_RVT_AUTHENTICATE_IMAGE (*(uint32_t *)0x000000A4) +#define HAB_RVT_ENTRY (*(uint32_t *)0x00000098) +#define HAB_RVT_EXIT (*(uint32_t *)0x0000009C) + +#define HAB_RVT_REPORT_EVENT_NEW (*(uint32_t *)0x000000B8) +#define HAB_RVT_REPORT_STATUS_NEW (*(uint32_t *)0x000000BC) +#define HAB_RVT_AUTHENTICATE_IMAGE_NEW (*(uint32_t *)0x000000A8) +#define HAB_RVT_ENTRY_NEW (*(uint32_t *)0x0000009C) +#define HAB_RVT_EXIT_NEW (*(uint32_t *)0x000000A0) #define HAB_CID_ROM 0 /**< ROM Caller ID */ #define HAB_CID_UBOOT 1 /**< UBOOT Caller ID*/ diff --git a/arch/arm/include/asm/arch-mx6/imx-regs.h b/arch/arm/include/asm/arch-mx6/imx-regs.h index 1f19727..a69a753 100644 --- a/arch/arm/include/asm/arch-mx6/imx-regs.h +++ b/arch/arm/include/asm/arch-mx6/imx-regs.h @@ -217,6 +217,8 @@ #define IP2APB_USBPHY2_BASE_ADDR (AIPS2_OFF_BASE_ADDR + 0x7C000) #define CHIP_REV_1_0 0x10 +#define CHIP_REV_1_2 0x12 +#define CHIP_REV_1_5 0x15 #define IRAM_SIZE 0x00040000 #define FEC_QUIRK_ENET_MAC diff --git a/arch/arm/include/asm/arch-mx6/iomux.h b/arch/arm/include/asm/arch-mx6/iomux.h index f9ee0d9..6a4a632 100644 --- a/arch/arm/include/asm/arch-mx6/iomux.h +++ b/arch/arm/include/asm/arch-mx6/iomux.h @@ -39,7 +39,7 @@ #define IOMUXC_GPR12_LOS_LEVEL_MASK (0x1f << 4) #define IOMUXC_GPR12_APPS_LTSSM_ENABLE (1 << 10) #define IOMUXC_GPR12_DEVICE_TYPE_EP (0x0 << 12) -#define IOMUXC_GPR12_DEVICE_TYPE_RC (0x2 << 12) +#define IOMUXC_GPR12_DEVICE_TYPE_RC (0x4 << 12) #define IOMUXC_GPR12_DEVICE_TYPE_MASK (0xf << 12) /* diff --git a/arch/arm/include/asm/arch-mx6/mx6-ddr.h b/arch/arm/include/asm/arch-mx6/mx6-ddr.h index 43d377a..d544d2e 100644 --- a/arch/arm/include/asm/arch-mx6/mx6-ddr.h +++ b/arch/arm/include/asm/arch-mx6/mx6-ddr.h @@ -6,6 +6,7 @@ #ifndef __ASM_ARCH_MX6_DDR_H__ #define __ASM_ARCH_MX6_DDR_H__ +#ifndef CONFIG_SPL_BUILD #ifdef CONFIG_MX6Q #include "mx6q-ddr.h" #else @@ -15,6 +16,236 @@ #error "Please select cpu" #endif /* CONFIG_MX6DL or CONFIG_MX6S */ #endif /* CONFIG_MX6Q */ +#else + +/* MMDC P0/P1 Registers */ +struct mmdc_p_regs { + u32 mdctl; + u32 mdpdc; + u32 mdotc; + u32 mdcfg0; + u32 mdcfg1; + u32 mdcfg2; + u32 mdmisc; + u32 mdscr; + u32 mdref; + u32 res1[2]; + u32 mdrwd; + u32 mdor; + u32 res2[3]; + u32 mdasp; + u32 res3[240]; + u32 mapsr; + u32 res4[254]; + u32 mpzqhwctrl; + u32 res5[2]; + u32 mpwldectrl0; + u32 mpwldectrl1; + u32 res6; + u32 mpodtctrl; + u32 mprddqby0dl; + u32 mprddqby1dl; + u32 mprddqby2dl; + u32 mprddqby3dl; + u32 res7[4]; + u32 mpdgctrl0; + u32 mpdgctrl1; + u32 res8; + u32 mprddlctl; + u32 res9; + u32 mpwrdlctl; + u32 res10[25]; + u32 mpmur0; +}; + +/* + * MMDC iomux registers (pinctl/padctl) - (different for IMX6DQ vs IMX6SDL) + */ +#define MX6DQ_IOM_DDR_BASE 0x020e0500 +struct mx6dq_iomux_ddr_regs { + u32 res1[3]; + u32 dram_sdqs5; + u32 dram_dqm5; + u32 dram_dqm4; + u32 dram_sdqs4; + u32 dram_sdqs3; + u32 dram_dqm3; + u32 dram_sdqs2; + u32 dram_dqm2; + u32 res2[16]; + u32 dram_cas; + u32 res3[2]; + u32 dram_ras; + u32 dram_reset; + u32 res4[2]; + u32 dram_sdclk_0; + u32 dram_sdba2; + u32 dram_sdcke0; + u32 dram_sdclk_1; + u32 dram_sdcke1; + u32 dram_sdodt0; + u32 dram_sdodt1; + u32 res5; + u32 dram_sdqs0; + u32 dram_dqm0; + u32 dram_sdqs1; + u32 dram_dqm1; + u32 dram_sdqs6; + u32 dram_dqm6; + u32 dram_sdqs7; + u32 dram_dqm7; +}; + +#define MX6DQ_IOM_GRP_BASE 0x020e0700 +struct mx6dq_iomux_grp_regs { + u32 res1[18]; + u32 grp_b7ds; + u32 grp_addds; + u32 grp_ddrmode_ctl; + u32 res2; + u32 grp_ddrpke; + u32 res3[6]; + u32 grp_ddrmode; + u32 res4[3]; + u32 grp_b0ds; + u32 grp_b1ds; + u32 grp_ctlds; + u32 res5; + u32 grp_b2ds; + u32 grp_ddr_type; + u32 grp_b3ds; + u32 grp_b4ds; + u32 grp_b5ds; + u32 grp_b6ds; +}; + +#define MX6SDL_IOM_DDR_BASE 0x020e0400 +struct mx6sdl_iomux_ddr_regs { + u32 res1[25]; + u32 dram_cas; + u32 res2[2]; + u32 dram_dqm0; + u32 dram_dqm1; + u32 dram_dqm2; + u32 dram_dqm3; + u32 dram_dqm4; + u32 dram_dqm5; + u32 dram_dqm6; + u32 dram_dqm7; + u32 dram_ras; + u32 dram_reset; + u32 res3[2]; + u32 dram_sdba2; + u32 dram_sdcke0; + u32 dram_sdcke1; + u32 dram_sdclk_0; + u32 dram_sdclk_1; + u32 dram_sdodt0; + u32 dram_sdodt1; + u32 dram_sdqs0; + u32 dram_sdqs1; + u32 dram_sdqs2; + u32 dram_sdqs3; + u32 dram_sdqs4; + u32 dram_sdqs5; + u32 dram_sdqs6; + u32 dram_sdqs7; +}; + +#define MX6SDL_IOM_GRP_BASE 0x020e0700 +struct mx6sdl_iomux_grp_regs { + u32 res1[18]; + u32 grp_b7ds; + u32 grp_addds; + u32 grp_ddrmode_ctl; + u32 grp_ddrpke; + u32 res2[2]; + u32 grp_ddrmode; + u32 grp_b0ds; + u32 res3; + u32 grp_ctlds; + u32 grp_b1ds; + u32 grp_ddr_type; + u32 grp_b2ds; + u32 grp_b3ds; + u32 grp_b4ds; + u32 grp_b5ds; + u32 res4; + u32 grp_b6ds; +}; + +/* Device Information: Varies per DDR3 part number and speed grade */ +struct mx6_ddr3_cfg { + u16 mem_speed; /* ie 1600 for DDR3-1600 (800,1066,1333,1600) */ + u8 density; /* chip density (Gb) (1,2,4,8) */ + u8 width; /* bus width (bits) (4,8,16) */ + u8 banks; /* number of banks */ + u8 rowaddr; /* row address bits (11-16)*/ + u8 coladdr; /* col address bits (9-12) */ + u8 pagesz; /* page size (K) (1-2) */ + u16 trcd; /* tRCD=tRP=CL (ns*100) */ + u16 trcmin; /* tRC min (ns*100) */ + u16 trasmin; /* tRAS min (ns*100) */ + u8 SRT; /* self-refresh temperature: 0=normal, 1=extended */ +}; + +/* System Information: Varies per board design, layout, and term choices */ +struct mx6_ddr_sysinfo { + u8 dsize; /* size of bus (in dwords: 0=16bit,1=32bit,2=64bit) */ + u8 cs_density; /* density per chip select (Gb) */ + u8 ncs; /* number chip selects used (1|2) */ + char cs1_mirror;/* enable address mirror (0|1) */ + char bi_on; /* Bank interleaving enable */ + u8 rtt_nom; /* Rtt_Nom (DDR3_RTT_*) */ + u8 rtt_wr; /* Rtt_Wr (DDR3_RTT_*) */ + u8 ralat; /* Read Additional Latency (0-7) */ + u8 walat; /* Write Additional Latency (0-3) */ + u8 mif3_mode; /* Command prediction working mode */ + u8 rst_to_cke; /* Time from SDE enable to CKE rise */ + u8 sde_to_rst; /* Time from SDE enable until DDR reset# is high */ +}; + +/* + * Board specific calibration: + * This includes write leveling calibration values as well as DQS gating + * and read/write delays. These values are board/layout/device specific. + * Freescale recommends using the i.MX6 DDR Stress Test Tool V1.0.2 + * (DOC-96412) to determine these values over a range of boards and + * temperatures. + */ +struct mx6_mmdc_calibration { + /* write leveling calibration */ + u32 p0_mpwldectrl0; + u32 p0_mpwldectrl1; + u32 p1_mpwldectrl0; + u32 p1_mpwldectrl1; + /* read DQS gating */ + u32 p0_mpdgctrl0; + u32 p0_mpdgctrl1; + u32 p1_mpdgctrl0; + u32 p1_mpdgctrl1; + /* read delay */ + u32 p0_mprddlctl; + u32 p1_mprddlctl; + /* write delay */ + u32 p0_mpwrdlctl; + u32 p1_mpwrdlctl; +}; + +/* configure iomux (pinctl/padctl) */ +void mx6dq_dram_iocfg(unsigned width, + const struct mx6dq_iomux_ddr_regs *, + const struct mx6dq_iomux_grp_regs *); +void mx6sdl_dram_iocfg(unsigned width, + const struct mx6sdl_iomux_ddr_regs *, + const struct mx6sdl_iomux_grp_regs *); + +/* configure mx6 mmdc registers */ +void mx6_dram_cfg(const struct mx6_ddr_sysinfo *, + const struct mx6_mmdc_calibration *, + const struct mx6_ddr3_cfg *); + +#endif /* CONFIG_SPL_BUILD */ #define MX6_MMDC_P0_MDCTL 0x021b0000 #define MX6_MMDC_P0_MDPDC 0x021b0004 diff --git a/arch/arm/include/asm/arch-mx6/sys_proto.h b/arch/arm/include/asm/arch-mx6/sys_proto.h index 38851a1..42d30f5 100644 --- a/arch/arm/include/asm/arch-mx6/sys_proto.h +++ b/arch/arm/include/asm/arch-mx6/sys_proto.h @@ -11,7 +11,9 @@ #include <asm/imx-common/regs-common.h> #include "../arch-imx/cpu.h" -#define is_soc_rev(rev) ((get_cpu_rev() & 0xFF) - rev) +#define soc_rev() (get_cpu_rev() & 0xFF) +#define is_soc_rev(rev) (soc_rev() - rev) + u32 get_cpu_rev(void); /* returns MXC_CPU_ value */ diff --git a/arch/arm/include/asm/arch-tegra114/spl.h b/arch/arm/include/asm/arch-tegra114/spl.h deleted file mode 100644 index ebb16fe..0000000 --- a/arch/arm/include/asm/arch-tegra114/spl.h +++ /dev/null @@ -1,22 +0,0 @@ -/* - * Copyright (c) 2010-2013, NVIDIA CORPORATION. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope 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. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#ifndef _ASM_ARCH_SPL_H_ -#define _ASM_ARCH_SPL_H_ - -#define BOOT_DEVICE_RAM 1 - -#endif diff --git a/arch/arm/include/asm/arch-tegra124/spl.h b/arch/arm/include/asm/arch-tegra124/spl.h deleted file mode 100644 index e266395..0000000 --- a/arch/arm/include/asm/arch-tegra124/spl.h +++ /dev/null @@ -1,13 +0,0 @@ -/* - * (C) Copyright 2010-2013 - * NVIDIA Corporation <www.nvidia.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#ifndef _ASM_ARCH_SPL_H_ -#define _ASM_ARCH_SPL_H_ - -#define BOOT_DEVICE_RAM 1 - -#endif /* _ASM_ARCH_SPL_H_ */ diff --git a/arch/arm/include/asm/arch-tegra20/spl.h b/arch/arm/include/asm/arch-tegra20/spl.h deleted file mode 100644 index 8953b00..0000000 --- a/arch/arm/include/asm/arch-tegra20/spl.h +++ /dev/null @@ -1,12 +0,0 @@ -/* - * (C) Copyright 2012 - * NVIDIA Corporation <www.nvidia.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ -#ifndef _ASM_ARCH_SPL_H_ -#define _ASM_ARCH_SPL_H_ - -#define BOOT_DEVICE_RAM 1 - -#endif diff --git a/arch/arm/include/asm/arch-tegra30/spl.h b/arch/arm/include/asm/arch-tegra30/spl.h deleted file mode 100644 index 8953b00..0000000 --- a/arch/arm/include/asm/arch-tegra30/spl.h +++ /dev/null @@ -1,12 +0,0 @@ -/* - * (C) Copyright 2012 - * NVIDIA Corporation <www.nvidia.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ -#ifndef _ASM_ARCH_SPL_H_ -#define _ASM_ARCH_SPL_H_ - -#define BOOT_DEVICE_RAM 1 - -#endif diff --git a/arch/arm/include/asm/imx-common/iomux-v3.h b/arch/arm/include/asm/imx-common/iomux-v3.h index ff45618..e91d4ac 100644 --- a/arch/arm/include/asm/imx-common/iomux-v3.h +++ b/arch/arm/include/asm/imx-common/iomux-v3.h @@ -177,4 +177,29 @@ void imx_iomux_v3_setup_pad(iomux_v3_cfg_t pad); void imx_iomux_v3_setup_multiple_pads(iomux_v3_cfg_t const *pad_list, unsigned count); +/* macros for declaring and using pinmux array */ +#if defined(CONFIG_MX6QDL) +#define IOMUX_PADS(x) (MX6Q_##x), (MX6DL_##x) +#define SETUP_IOMUX_PAD(def) \ +if (is_cpu_type(MXC_CPU_MX6Q)) { \ + imx_iomux_v3_setup_pad(MX6Q_##def); \ +} else { \ + imx_iomux_v3_setup_pad(MX6DL_##def); \ +} +#define SETUP_IOMUX_PADS(x) \ + imx_iomux_v3_setup_multiple_pads(x, ARRAY_SIZE(x)/2) +#elif defined(CONFIG_MX6Q) || defined(CONFIG_MX6D) +#define IOMUX_PADS(x) MX6Q_##x +#define SETUP_IOMUX_PAD(def) \ + imx_iomux_v3_setup_pad(MX6Q_##def); +#define SETUP_IOMUX_PADS(x) \ + imx_iomux_v3_setup_multiple_pads(x, ARRAY_SIZE(x)) +#else +#define IOMUX_PADS(x) MX6DL_##x +#define SETUP_IOMUX_PAD(def) \ + imx_iomux_v3_setup_pad(MX6DL_##def); +#define SETUP_IOMUX_PADS(x) \ + imx_iomux_v3_setup_multiple_pads(x, ARRAY_SIZE(x)) +#endif + #endif /* __MACH_IOMUX_V3_H__*/ diff --git a/arch/arm/include/asm/spl.h b/arch/arm/include/asm/spl.h index 90e5a9d..18a319d 100644 --- a/arch/arm/include/asm/spl.h +++ b/arch/arm/include/asm/spl.h @@ -7,9 +7,29 @@ #ifndef _ASM_SPL_H_ #define _ASM_SPL_H_ +#if defined(CONFIG_OMAP) || defined(CONFIG_SOCFPGA) || defined(CONFIG_ZYNQ) \ + || defined(CONFIG_EXYNOS4) || defined(CONFIG_EXYNOS5) \ + || defined(CONFIG_EXYNOS4210) /* Platform-specific defines */ #include <asm/arch/spl.h> +#else +enum { + BOOT_DEVICE_RAM, + BOOT_DEVICE_MMC1, + BOOT_DEVICE_MMC2, + BOOT_DEVICE_MMC2_2, + BOOT_DEVICE_NAND, + BOOT_DEVICE_ONENAND, + BOOT_DEVICE_NOR, + BOOT_DEVICE_UART, + BOOT_DEVICE_SPI, + BOOT_DEVICE_SATA, + BOOT_DEVICE_I2C, + BOOT_DEVICE_NONE +}; +#endif + /* Linker symbols. */ extern char __bss_start[], __bss_end[]; diff --git a/board/denx/m53evk/m53evk.c b/board/denx/m53evk/m53evk.c index 74f9501..5dd6cdd 100644 --- a/board/denx/m53evk/m53evk.c +++ b/board/denx/m53evk/m53evk.c @@ -14,7 +14,7 @@ #include <asm/arch/clock.h> #include <asm/arch/iomux-mx53.h> #include <asm/imx-common/mx5_video.h> -#include <asm/arch/spl.h> +#include <asm/spl.h> #include <asm/errno.h> #include <netdev.h> #include <i2c.h> diff --git a/board/freescale/mx28evk/README b/board/freescale/mx28evk/README index 0389a1d..958ebc6 100644 --- a/board/freescale/mx28evk/README +++ b/board/freescale/mx28evk/README @@ -23,11 +23,19 @@ To boot MX28EVK from an SD card, set the boot mode DIP switches as: * VDD 5V: To the left (off) * Hold Button: Down (off) +To boot MX28EVK from SPI NOR flash, set the boot mode DIP switches as: + + * Boot Mode Select: 0 0 1 0 (Boot from SSP2) + * JTAG PSWITCH RESET: To the right (reset disabled) + * Battery Source: Down + * Wall 5V: Up + * VDD 5V: To the left (off) + * Hold Button: Down (off) Environment Storage ------------------- -There are two targets for mx28evk: +There are three targets for mx28evk: "make mx28evk_config" - store environment variables into MMC @@ -35,12 +43,20 @@ or "make mx28evk_nand_config" - store environment variables into NAND flash +or + +"make mx28evk_spi_config" - store enviroment variables into SPI NOR flash + Choose the target accordingly. Note: The mx28evk board does not come with a NAND flash populated from the factory. It comes with an empty slot (U23), which allows the insertion of a 48-pin TSOP flash device. -Follow the instructions from doc/README.mxs to generate a bootable SD card. +mx28evk does not come with SPI NOR flash populated from the factory either. +It is possible to solder a SOIC memory on U49 or use a DIP8 on J89. +To get SPI communication to work R320, R321,R322 and C178 need to be populated. +Look in the schematics for the proper component values. -Insert the SD card in slot 0, power up the board and U-boot will boot. +Follow the instructions from doc/README.mxs to generate a bootable SD card or +to generate a binary to be flashed into SPI NOR. diff --git a/board/freescale/mx6qsabreauto/mx6dl.cfg b/board/freescale/mx6qsabreauto/mx6dl.cfg new file mode 100644 index 0000000..89078e5 --- /dev/null +++ b/board/freescale/mx6qsabreauto/mx6dl.cfg @@ -0,0 +1,130 @@ +/* + * Copyright (C) 2013 Freescale Semiconductor, Inc. + * Jason Liu <r64343@freescale.com> + * + * SPDX-License-Identifier: GPL-2.0+ + * + * Refer doc/README.imximage for more details about how-to configure + * and create imximage boot image + * + * The syntax is taken as close as possible with the kwbimage + */ +/* image version */ + +IMAGE_VERSION 2 + +/* + * Boot Device : one of + * spi, sd (the board has no nand neither onenand) + */ +BOOT_FROM sd + +/* + * Device Configuration Data (DCD) + * + * Each entry must have the format: + * Addr-type Address Value + * + * where: + * Addr-type register length (1,2 or 4 bytes) + * Address absolute address of the register + * value value to be stored in the register + */ +DATA 4 0x020e0774 0x000C0000 +DATA 4 0x020e0754 0x00000000 +DATA 4 0x020e04ac 0x00000030 +DATA 4 0x020e04b0 0x00000030 +DATA 4 0x020e0464 0x00000030 +DATA 4 0x020e0490 0x00000030 +DATA 4 0x020e074c 0x00000030 +DATA 4 0x020e0494 0x00000030 +DATA 4 0x020e04a0 0x00000000 +DATA 4 0x020e04b4 0x00000030 +DATA 4 0x020e04b8 0x00000030 +DATA 4 0x020e076c 0x00000030 +DATA 4 0x020e0750 0x00020000 +DATA 4 0x020e04bc 0x00000028 +DATA 4 0x020e04c0 0x00000028 +DATA 4 0x020e04c4 0x00000028 +DATA 4 0x020e04c8 0x00000028 +DATA 4 0x020e04cc 0x00000028 +DATA 4 0x020e04d0 0x00000028 +DATA 4 0x020e04d4 0x00000028 +DATA 4 0x020e04d8 0x00000028 +DATA 4 0x020e0760 0x00020000 +DATA 4 0x020e0764 0x00000028 +DATA 4 0x020e0770 0x00000028 +DATA 4 0x020e0778 0x00000028 +DATA 4 0x020e077c 0x00000028 +DATA 4 0x020e0780 0x00000028 +DATA 4 0x020e0784 0x00000028 +DATA 4 0x020e078c 0x00000028 +DATA 4 0x020e0748 0x00000028 +DATA 4 0x020e0470 0x00000028 +DATA 4 0x020e0474 0x00000028 +DATA 4 0x020e0478 0x00000028 +DATA 4 0x020e047c 0x00000028 +DATA 4 0x020e0480 0x00000028 +DATA 4 0x020e0484 0x00000028 +DATA 4 0x020e0488 0x00000028 +DATA 4 0x020e048c 0x00000028 +DATA 4 0x021b0800 0xa1390003 +DATA 4 0x021b080c 0x001F001F +DATA 4 0x021b0810 0x001F001F +DATA 4 0x021b480c 0x001F001F +DATA 4 0x021b4810 0x001F001F +DATA 4 0x021b083c 0x42190217 +DATA 4 0x021b0840 0x017B017B +DATA 4 0x021b483c 0x4176017B +DATA 4 0x021b4840 0x015F016C +DATA 4 0x021b0848 0x4C4C4D4C +DATA 4 0x021b4848 0x4A4D4C48 +DATA 4 0x021b0850 0x3F3F3F40 +DATA 4 0x021b4850 0x3538382E +DATA 4 0x021b081c 0x33333333 +DATA 4 0x021b0820 0x33333333 +DATA 4 0x021b0824 0x33333333 +DATA 4 0x021b0828 0x33333333 +DATA 4 0x021b481c 0x33333333 +DATA 4 0x021b4820 0x33333333 +DATA 4 0x021b4824 0x33333333 +DATA 4 0x021b4828 0x33333333 +DATA 4 0x021b08b8 0x00000800 +DATA 4 0x021b48b8 0x00000800 +DATA 4 0x021b0004 0x00020025 +DATA 4 0x021b0008 0x00333030 +DATA 4 0x021b000c 0x676B5313 +DATA 4 0x021b0010 0xB66E8B63 +DATA 4 0x021b0014 0x01FF00DB +DATA 4 0x021b0018 0x00001740 +DATA 4 0x021b001c 0x00008000 +DATA 4 0x021b002c 0x000026d2 +DATA 4 0x021b0030 0x006B1023 +DATA 4 0x021b0040 0x00000047 +DATA 4 0x021b0000 0x841A0000 +DATA 4 0x021b001c 0x04008032 +DATA 4 0x021b001c 0x00008033 +DATA 4 0x021b001c 0x00048031 +DATA 4 0x021b001c 0x05208030 +DATA 4 0x021b001c 0x04008040 +DATA 4 0x021b0020 0x00005800 +DATA 4 0x021b0818 0x00011117 +DATA 4 0x021b4818 0x00011117 +DATA 4 0x021b0004 0x00025565 +DATA 4 0x021b0404 0x00011006 +DATA 4 0x021b001c 0x00000000 + +/* set the default clock gate to save power */ +DATA 4 0x020c4068 0x00C03F3F +DATA 4 0x020c406c 0x0030FC03 +DATA 4 0x020c4070 0x0FFFC000 +DATA 4 0x020c4074 0x3FF00000 +DATA 4 0x020c4078 0xFFFFF300 +DATA 4 0x020c407c 0x0F0000C3 +DATA 4 0x020c4080 0x00000FFF + +/* enable AXI cache for VDOA/VPU/IPU */ +DATA 4 0x020e0010 0xF00000CF +/* set IPU AXI-id0 Qos=0xf(bypass) AXI-id1 Qos=0x7 */ +DATA 4 0x020e0018 0x007F007F +DATA 4 0x020e001c 0x007F007F diff --git a/board/freescale/mx6sabresd/mx6sabresd.c b/board/freescale/mx6sabresd/mx6sabresd.c index 3e314da..d7c4b4f 100644 --- a/board/freescale/mx6sabresd/mx6sabresd.c +++ b/board/freescale/mx6sabresd/mx6sabresd.c @@ -12,6 +12,7 @@ #include <asm/arch/mx6-pins.h> #include <asm/errno.h> #include <asm/gpio.h> +#include <asm/imx-common/mxc_i2c.h> #include <asm/imx-common/iomux-v3.h> #include <asm/imx-common/boot_mode.h> #include <asm/imx-common/video.h> @@ -23,6 +24,9 @@ #include <asm/arch/crm_regs.h> #include <asm/io.h> #include <asm/arch/sys_proto.h> +#include <i2c.h> +#include <power/pmic.h> +#include <power/pfuze100_pmic.h> DECLARE_GLOBAL_DATA_PTR; #define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ @@ -39,6 +43,14 @@ DECLARE_GLOBAL_DATA_PTR; #define SPI_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_SPEED_MED | \ PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST) +#define I2C_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ + PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \ + PAD_CTL_ODE | PAD_CTL_SRE_FAST) + +#define I2C_PMIC 1 + +#define I2C_PAD MUX_PAD_CTRL(I2C_PAD_CTRL) + int dram_init(void) { gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE); @@ -129,6 +141,19 @@ iomux_v3_cfg_t const ecspi1_pads[] = { MX6_PAD_KEY_ROW1__GPIO4_IO09 | MUX_PAD_CTRL(NO_PAD_CTRL), }; +static struct i2c_pads_info i2c_pad_info1 = { + .scl = { + .i2c_mode = MX6_PAD_KEY_COL3__I2C2_SCL | I2C_PAD, + .gpio_mode = MX6_PAD_KEY_COL3__GPIO4_IO12 | I2C_PAD, + .gp = IMX_GPIO_NR(4, 12) + }, + .sda = { + .i2c_mode = MX6_PAD_KEY_ROW3__I2C2_SDA | I2C_PAD, + .gpio_mode = MX6_PAD_KEY_ROW3__GPIO4_IO13 | I2C_PAD, + .gp = IMX_GPIO_NR(4, 13) + } +}; + static void setup_spi(void) { imx_iomux_v3_setup_multiple_pads(ecspi1_pads, ARRAY_SIZE(ecspi1_pads)); @@ -426,6 +451,64 @@ int board_init(void) #ifdef CONFIG_MXC_SPI setup_spi(); #endif + setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1); + + return 0; +} + +static int pfuze_init(void) +{ + struct pmic *p; + int ret; + unsigned int reg; + + ret = power_pfuze100_init(I2C_PMIC); + if (ret) + return ret; + + p = pmic_get("PFUZE100_PMIC"); + ret = pmic_probe(p); + if (ret) + return ret; + + pmic_reg_read(p, PFUZE100_DEVICEID, ®); + printf("PMIC: PFUZE100 ID=0x%02x\n", reg); + + /* Increase VGEN3 from 2.5 to 2.8V */ + pmic_reg_read(p, PFUZE100_VGEN3VOL, ®); + reg &= ~0xf; + reg |= 0xa; + pmic_reg_write(p, PFUZE100_VGEN3VOL, reg); + + /* Increase VGEN5 from 2.8 to 3V */ + pmic_reg_read(p, PFUZE100_VGEN5VOL, ®); + reg &= ~0xf; + reg |= 0xc; + pmic_reg_write(p, PFUZE100_VGEN5VOL, reg); + + /* Set SW1AB stanby volage to 0.975V */ + pmic_reg_read(p, PFUZE100_SW1ABSTBY, ®); + reg &= ~0x3f; + reg |= 0x1b; + pmic_reg_write(p, PFUZE100_SW1ABSTBY, reg); + + /* Set SW1AB/VDDARM step ramp up time from 16us to 4us/25mV */ + pmic_reg_read(p, PUZE_100_SW1ABCONF, ®); + reg &= ~0xc0; + reg |= 0x40; + pmic_reg_write(p, PUZE_100_SW1ABCONF, reg); + + /* Set SW1C standby voltage to 0.975V */ + pmic_reg_read(p, PFUZE100_SW1CSTBY, ®); + reg &= ~0x3f; + reg |= 0x1b; + pmic_reg_write(p, PFUZE100_SW1CSTBY, reg); + + /* Set SW1C/VDDSOC step ramp up time from 16us to 4us/25mV */ + pmic_reg_read(p, PFUZE100_SW1CCONF, ®); + reg &= ~0xc0; + reg |= 0x40; + pmic_reg_write(p, PFUZE100_SW1CCONF, reg); return 0; } @@ -446,6 +529,7 @@ int board_late_init(void) #ifdef CONFIG_CMD_BMODE add_board_boot_modes(board_boot_modes); #endif + pfuze_init(); return 0; } diff --git a/board/gateworks/gw_ventana/Makefile b/board/gateworks/gw_ventana/Makefile index e8dab89..33a1788 100644 --- a/board/gateworks/gw_ventana/Makefile +++ b/board/gateworks/gw_ventana/Makefile @@ -6,5 +6,6 @@ # SPDX-License-Identifier: GPL-2.0+ # -obj-y := gw_ventana.o gsc.o +obj-y := gw_ventana.o gsc.o eeprom.o +obj-$(CONFIG_SPL_BUILD) += gw_ventana_spl.o diff --git a/board/gateworks/gw_ventana/README b/board/gateworks/gw_ventana/README index 9e697d6..888657c 100644 --- a/board/gateworks/gw_ventana/README +++ b/board/gateworks/gw_ventana/README @@ -3,53 +3,81 @@ U-Boot for the Gateworks Ventana Product Family boards This file contains information for the port of U-Boot to the Gateworks Ventana Product family boards. -1. Boot source, boot from NAND +1. Secondary Program Loader (SPL) +--------------------------------- + +The i.MX6 has a BOOT ROM PPL (Primary Program Loader) which supports loading +an executable image from various boot devices. + +The Gateworks Ventana board config uses an SPL build configuration. This +will build the following artifacts from u-boot source: + - SPL - Secondary Program Loader that the i.MX6 BOOT ROM (Primary Program + Loader) boots. This detects CPU/DRAM configuration, configures + The DRAM controller, loads u-boot.img from the detected boot device, + and jumps to it. As this is booted from the PPL, it has an IVT/DCD + table. + - u-boot.img - The main u-boot core which is u-boot.bin with a image header. + + +2. Build +-------- + +To build U-Boot for the Gateworks Ventana product family: + + make gwventana_config + make + + +3. Boot source, boot from NAND ------------------------------ The i.MX6 BOOT ROM expects some structures that provide details of NAND layout and bad block information (referred to as 'bootstreams') which are replicated -multiple times in NAND. The number of replications is configurable through -board strapping options and eFUSE settings. The Freescale 'kobs-ng' -application from the Freescale LTIB BSP, which runs under Linux, must be used -to program the bootstream in order to setup the replicated headers correctly. +multiple times in NAND. The number of replications and their spacing (referred +to as search stride) is configurable through board strapping options and/or +eFUSE settings (BOOT_SEARCH_COUNT / Pages in block from BOOT_CFG2). In +addition, the i.MX6 BOOT ROM Flash Configuration Block (FCB) supports two +copies of a bootloader in flash in the case that a bad block has corrupted one. +The Freescale 'kobs-ng' application from the Freescale LTIB BSP, which runs +under Linux and operates on an MTD partition, must be used to program the +bootstream in order to setup this flash structure correctly. The Gateworks Ventana boards with NAND flash have been factory programmed such that their eFUSE settings expect 2 copies of the boostream (this is specified by providing kobs-ng with the --search_exponent=1 argument). Once in -Linux with MTD support for the NAND on /dev/mtd0 you can program the boostream +Linux with MTD support for the NAND on /dev/mtd0 you can program the SPL with: -kobs-ng init -v -x --search_exponent=1 u-boot.imx +kobs-ng init -v -x --search_exponent=1 SPL -The kobs-ng application uses an imximage (u-boot.imx) which contains the -Image Vector Table (IVT) and Device Configuration Data (DCD) structures that -the i.MX6 BOOT ROM requires to boot. The kobs-ng adds the Firmware -Configuration Block (FCB) and Discovered Bad Block Table (DBBT). +The kobs-ng application uses an imximage which contains the Image Vector Table +(IVT) and Device Configuration Data (DCD) structures that the i.MX6 BOOT ROM +requires to boot. The kobs-ng adds the Firmware Configuration Block (FCB) and +Discovered Bad Block Table (DBBT). The SPL build artifact from u-boot is +an imximage. -This information is taken from: - http://trac.gateworks.com/wiki/ventana/bootloader#NANDFLASH +The u-boot.img, which is the non SPL u-boot binary appended to a u-boot image +header must be programmed in the NAND flash boot device at an offset hard +coded in the SPL. For the Ventana boards, this has been chosen to be 14MB. +The image can be programmed from either u-boot or Linux: -More details about the i.MX6 BOOT ROM can be found in the IMX6 reference manual. - -2. Build --------- +u-boot: +Ventana > setenv mtdparts mtdparts=nand:14m(spl),2m(uboot),1m(env),-(rootfs) +Ventana > tftp ${loadaddr} u-boot.img && nand erase.part uboot && \ + nand write ${loadaddr} uboot ${filesize} -There are several Gateworks Ventana boards that share a simliar design but -vary based on CPU, Memory configuration, and subloaded devices. Although -the subloaded devices are handled dynamically in the bootloader using -factory configured EEPROM data to modify the device-tree, the CPU choice -(IMX6Q vs IMX6DL) and memory configurations are currently compile-time -options. +Linux: +nandwrite /dev/mtd1 u-boot.img -The following Gateworks Ventana configurations exist: - gwventanaq1gspi: MX6Q,1GB,SPI FLASH - gwventanaq : MX6Q,512MB,NAND FLASH - gwventanaq1g : MX6Q,1GB,NAND FLASH - gwventanadl : MX6DL,512MB,NAND FLASH - gwventanadl1g : MX6DL,1GB,NAND FLASH +The above assumes the default Ventana partitioning scheme which is configured +via the mtdparts env var: + - spl: 14MB + - uboot: 2M + - env: 1M + - rootfs: the rest -To build U-Boot for the MX6Q,1GB,NAND FLASH for example: +This information is taken from: + http://trac.gateworks.com/wiki/ventana/bootloader#NANDFLASH - make gwventanaq1g_config - make +More details about the i.MX6 BOOT ROM can be found in the IMX6 reference manual. diff --git a/board/gateworks/gw_ventana/eeprom.c b/board/gateworks/gw_ventana/eeprom.c new file mode 100644 index 0000000..e90186e --- /dev/null +++ b/board/gateworks/gw_ventana/eeprom.c @@ -0,0 +1,89 @@ +/* + * Copyright (C) 2014 Gateworks Corporation + * Author: Tim Harvey <tharvey@gateworks.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <i2c.h> + +#include "gsc.h" +#include "ventana_eeprom.h" + +/* read ventana EEPROM, check for validity, and return baseboard type */ +int +read_eeprom(int bus, struct ventana_board_info *info) +{ + int i; + int chksum; + char baseboard; + int type; + unsigned char *buf = (unsigned char *)info; + + memset(info, 0, sizeof(*info)); + + /* + * On a board with a missing/depleted backup battery for GSC, the + * board may be ready to probe the GSC before its firmware is + * running. We will wait here indefinately for the GSC/EEPROM. + */ + while (1) { + if (0 == i2c_set_bus_num(bus) && + 0 == i2c_probe(GSC_EEPROM_ADDR)) + break; + mdelay(1); + } + + /* read eeprom config section */ + if (gsc_i2c_read(GSC_EEPROM_ADDR, 0x00, 1, buf, sizeof(*info))) { + puts("EEPROM: Failed to read EEPROM\n"); + info->model[0] = 0; + return GW_UNKNOWN; + } + + /* sanity checks */ + if (info->model[0] != 'G' || info->model[1] != 'W') { + puts("EEPROM: Invalid Model in EEPROM\n"); + info->model[0] = 0; + return GW_UNKNOWN; + } + + /* validate checksum */ + for (chksum = 0, i = 0; i < sizeof(*info)-2; i++) + chksum += buf[i]; + if ((info->chksum[0] != chksum>>8) || + (info->chksum[1] != (chksum&0xff))) { + puts("EEPROM: Failed EEPROM checksum\n"); + info->model[0] = 0; + return GW_UNKNOWN; + } + + /* original GW5400-A prototype */ + baseboard = info->model[3]; + if (strncasecmp((const char *)info->model, "GW5400-A", 8) == 0) + baseboard = '0'; + + switch (baseboard) { + case '0': /* original GW5400-A prototype */ + type = GW54proto; + break; + case '1': + type = GW51xx; + break; + case '2': + type = GW52xx; + break; + case '3': + type = GW53xx; + break; + case '4': + type = GW54xx; + break; + default: + printf("EEPROM: Unknown model in EEPROM: %s\n", info->model); + type = GW_UNKNOWN; + break; + } + return type; +} diff --git a/board/gateworks/gw_ventana/gw_ventana.c b/board/gateworks/gw_ventana/gw_ventana.c index 031367d..9d2651f 100644 --- a/board/gateworks/gw_ventana/gw_ventana.c +++ b/board/gateworks/gw_ventana/gw_ventana.c @@ -84,122 +84,153 @@ DECLARE_GLOBAL_DATA_PTR; */ static struct ventana_board_info ventana_info; -enum { - GW54proto, /* original GW5400-A prototype */ - GW51xx, - GW52xx, - GW53xx, - GW54xx, - GW_UNKNOWN, -}; - int board_type; /* UART1: Function varies per baseboard */ iomux_v3_cfg_t const uart1_pads[] = { - MX6_PAD_SD3_DAT6__UART1_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), - MX6_PAD_SD3_DAT7__UART1_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), + IOMUX_PADS(PAD_SD3_DAT6__UART1_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_DAT7__UART1_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), }; /* UART2: Serial Console */ iomux_v3_cfg_t const uart2_pads[] = { - MX6_PAD_SD4_DAT7__UART2_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), - MX6_PAD_SD4_DAT4__UART2_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), + IOMUX_PADS(PAD_SD4_DAT7__UART2_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), + IOMUX_PADS(PAD_SD4_DAT4__UART2_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL)), }; #define PC MUX_PAD_CTRL(I2C_PAD_CTRL) /* I2C1: GSC */ -struct i2c_pads_info i2c_pad_info0 = { +struct i2c_pads_info mx6q_i2c_pad_info0 = { .scl = { - .i2c_mode = MX6_PAD_EIM_D21__I2C1_SCL | PC, - .gpio_mode = MX6_PAD_EIM_D21__GPIO3_IO21 | PC, + .i2c_mode = MX6Q_PAD_EIM_D21__I2C1_SCL | PC, + .gpio_mode = MX6Q_PAD_EIM_D21__GPIO3_IO21 | PC, .gp = IMX_GPIO_NR(3, 21) }, .sda = { - .i2c_mode = MX6_PAD_EIM_D28__I2C1_SDA | PC, - .gpio_mode = MX6_PAD_EIM_D28__GPIO3_IO28 | PC, + .i2c_mode = MX6Q_PAD_EIM_D28__I2C1_SDA | PC, + .gpio_mode = MX6Q_PAD_EIM_D28__GPIO3_IO28 | PC, + .gp = IMX_GPIO_NR(3, 28) + } +}; +struct i2c_pads_info mx6dl_i2c_pad_info0 = { + .scl = { + .i2c_mode = MX6DL_PAD_EIM_D21__I2C1_SCL | PC, + .gpio_mode = MX6DL_PAD_EIM_D21__GPIO3_IO21 | PC, + .gp = IMX_GPIO_NR(3, 21) + }, + .sda = { + .i2c_mode = MX6DL_PAD_EIM_D28__I2C1_SDA | PC, + .gpio_mode = MX6DL_PAD_EIM_D28__GPIO3_IO28 | PC, .gp = IMX_GPIO_NR(3, 28) } }; /* I2C2: PMIC/PCIe Switch/PCIe Clock/Mezz */ -struct i2c_pads_info i2c_pad_info1 = { +struct i2c_pads_info mx6q_i2c_pad_info1 = { + .scl = { + .i2c_mode = MX6Q_PAD_KEY_COL3__I2C2_SCL | PC, + .gpio_mode = MX6Q_PAD_KEY_COL3__GPIO4_IO12 | PC, + .gp = IMX_GPIO_NR(4, 12) + }, + .sda = { + .i2c_mode = MX6Q_PAD_KEY_ROW3__I2C2_SDA | PC, + .gpio_mode = MX6Q_PAD_KEY_ROW3__GPIO4_IO13 | PC, + .gp = IMX_GPIO_NR(4, 13) + } +}; +struct i2c_pads_info mx6dl_i2c_pad_info1 = { .scl = { - .i2c_mode = MX6_PAD_KEY_COL3__I2C2_SCL | PC, - .gpio_mode = MX6_PAD_KEY_COL3__GPIO4_IO12 | PC, + .i2c_mode = MX6DL_PAD_KEY_COL3__I2C2_SCL | PC, + .gpio_mode = MX6DL_PAD_KEY_COL3__GPIO4_IO12 | PC, .gp = IMX_GPIO_NR(4, 12) }, .sda = { - .i2c_mode = MX6_PAD_KEY_ROW3__I2C2_SDA | PC, - .gpio_mode = MX6_PAD_KEY_ROW3__GPIO4_IO13 | PC, + .i2c_mode = MX6DL_PAD_KEY_ROW3__I2C2_SDA | PC, + .gpio_mode = MX6DL_PAD_KEY_ROW3__GPIO4_IO13 | PC, .gp = IMX_GPIO_NR(4, 13) } }; /* I2C3: Misc/Expansion */ -struct i2c_pads_info i2c_pad_info2 = { +struct i2c_pads_info mx6q_i2c_pad_info2 = { .scl = { - .i2c_mode = MX6_PAD_GPIO_3__I2C3_SCL | PC, - .gpio_mode = MX6_PAD_GPIO_3__GPIO1_IO03 | PC, + .i2c_mode = MX6Q_PAD_GPIO_3__I2C3_SCL | PC, + .gpio_mode = MX6Q_PAD_GPIO_3__GPIO1_IO03 | PC, .gp = IMX_GPIO_NR(1, 3) }, .sda = { - .i2c_mode = MX6_PAD_GPIO_6__I2C3_SDA | PC, - .gpio_mode = MX6_PAD_GPIO_6__GPIO1_IO06 | PC, + .i2c_mode = MX6Q_PAD_GPIO_6__I2C3_SDA | PC, + .gpio_mode = MX6Q_PAD_GPIO_6__GPIO1_IO06 | PC, + .gp = IMX_GPIO_NR(1, 6) + } +}; +struct i2c_pads_info mx6dl_i2c_pad_info2 = { + .scl = { + .i2c_mode = MX6DL_PAD_GPIO_3__I2C3_SCL | PC, + .gpio_mode = MX6DL_PAD_GPIO_3__GPIO1_IO03 | PC, + .gp = IMX_GPIO_NR(1, 3) + }, + .sda = { + .i2c_mode = MX6DL_PAD_GPIO_6__I2C3_SDA | PC, + .gpio_mode = MX6DL_PAD_GPIO_6__GPIO1_IO06 | PC, .gp = IMX_GPIO_NR(1, 6) } }; /* MMC */ iomux_v3_cfg_t const usdhc3_pads[] = { - MX6_PAD_SD3_CLK__SD3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX6_PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX6_PAD_SD3_DAT0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX6_PAD_SD3_DAT1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX6_PAD_SD3_DAT2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX6_PAD_SD3_DAT3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), - MX6_PAD_SD3_DAT5__GPIO7_IO00 | MUX_PAD_CTRL(NO_PAD_CTRL), /* CD */ + IOMUX_PADS(PAD_SD3_CLK__SD3_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_DAT0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_DAT1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_DAT2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + IOMUX_PADS(PAD_SD3_DAT3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)), + /* CD */ + IOMUX_PADS(PAD_SD3_DAT5__GPIO7_IO00 | MUX_PAD_CTRL(NO_PAD_CTRL)), }; /* ENET */ iomux_v3_cfg_t const enet_pads[] = { - MX6_PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_RGMII_TXC__RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_RGMII_TD0__RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_RGMII_TD1__RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_RGMII_TD2__RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_RGMII_TD3__RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_RGMII_TX_CTL__RGMII_TX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_ENET_REF_CLK__ENET_TX_CLK | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_RGMII_RXC__RGMII_RXC | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_RGMII_RD0__RGMII_RD0 | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_RGMII_RD1__RGMII_RD1 | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_RGMII_RD2__RGMII_RD2 | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_RGMII_RD3__RGMII_RD3 | MUX_PAD_CTRL(ENET_PAD_CTRL), - MX6_PAD_RGMII_RX_CTL__RGMII_RX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL), + IOMUX_PADS(PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_TXC__RGMII_TXC | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_TD0__RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_TD1__RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_TD2__RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_TD3__RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_TX_CTL__RGMII_TX_CTL | + MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_ENET_REF_CLK__ENET_TX_CLK | + MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_RXC__RGMII_RXC | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_RD0__RGMII_RD0 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_RD1__RGMII_RD1 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_RD2__RGMII_RD2 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_RD3__RGMII_RD3 | MUX_PAD_CTRL(ENET_PAD_CTRL)), + IOMUX_PADS(PAD_RGMII_RX_CTL__RGMII_RX_CTL | + MUX_PAD_CTRL(ENET_PAD_CTRL)), /* PHY nRST */ - MX6_PAD_ENET_TXD0__GPIO1_IO30 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_ENET_TXD0__GPIO1_IO30 | MUX_PAD_CTRL(NO_PAD_CTRL)), }; /* NAND */ iomux_v3_cfg_t const nfc_pads[] = { - MX6_PAD_NANDF_CLE__NAND_CLE | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_NANDF_ALE__NAND_ALE | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_NANDF_WP_B__NAND_WP_B | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_NANDF_RB0__NAND_READY_B | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_NANDF_CS0__NAND_CE0_B | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_SD4_CMD__NAND_RE_B | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_SD4_CLK__NAND_WE_B | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_NANDF_D0__NAND_DATA00 | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_NANDF_D1__NAND_DATA01 | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_NANDF_D2__NAND_DATA02 | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_NANDF_D3__NAND_DATA03 | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_NANDF_D4__NAND_DATA04 | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_NANDF_D5__NAND_DATA05 | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_NANDF_D6__NAND_DATA06 | MUX_PAD_CTRL(NO_PAD_CTRL), - MX6_PAD_NANDF_D7__NAND_DATA07 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_NANDF_CLE__NAND_CLE | MUX_PAD_CTRL(NO_PAD_CTRL)), + IOMUX_PADS(PAD_NANDF_ALE__NAND_ALE | MUX_PAD_CTRL(NO_PAD_CTRL)), + IOMUX_PADS(PAD_NANDF_WP_B__NAND_WP_B | MUX_PAD_CTRL(NO_PAD_CTRL)), + IOMUX_PADS(PAD_NANDF_RB0__NAND_READY_B | MUX_PAD_CTRL(NO_PAD_CTRL)), + IOMUX_PADS(PAD_NANDF_CS0__NAND_CE0_B | MUX_PAD_CTRL(NO_PAD_CTRL)), + IOMUX_PADS(PAD_SD4_CMD__NAND_RE_B | MUX_PAD_CTRL(NO_PAD_CTRL)), + IOMUX_PADS(PAD_SD4_CLK__NAND_WE_B | MUX_PAD_CTRL(NO_PAD_CTRL)), + IOMUX_PADS(PAD_NANDF_D0__NAND_DATA00 | MUX_PAD_CTRL(NO_PAD_CTRL)), + IOMUX_PADS(PAD_NANDF_D1__NAND_DATA01 | MUX_PAD_CTRL(NO_PAD_CTRL)), + IOMUX_PADS(PAD_NANDF_D2__NAND_DATA02 | MUX_PAD_CTRL(NO_PAD_CTRL)), + IOMUX_PADS(PAD_NANDF_D3__NAND_DATA03 | MUX_PAD_CTRL(NO_PAD_CTRL)), + IOMUX_PADS(PAD_NANDF_D4__NAND_DATA04 | MUX_PAD_CTRL(NO_PAD_CTRL)), + IOMUX_PADS(PAD_NANDF_D5__NAND_DATA05 | MUX_PAD_CTRL(NO_PAD_CTRL)), + IOMUX_PADS(PAD_NANDF_D6__NAND_DATA06 | MUX_PAD_CTRL(NO_PAD_CTRL)), + IOMUX_PADS(PAD_NANDF_D7__NAND_DATA07 | MUX_PAD_CTRL(NO_PAD_CTRL)), }; #ifdef CONFIG_CMD_NAND @@ -208,7 +239,7 @@ static void setup_gpmi_nand(void) struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; /* config gpmi nand iomux */ - imx_iomux_v3_setup_multiple_pads(nfc_pads, ARRAY_SIZE(nfc_pads)); + SETUP_IOMUX_PADS(nfc_pads); /* config gpmi and bch clock to 100 MHz */ clrsetbits_le32(&mxc_ccm->cs2cdr, @@ -234,7 +265,7 @@ static void setup_gpmi_nand(void) static void setup_iomux_enet(void) { - imx_iomux_v3_setup_multiple_pads(enet_pads, ARRAY_SIZE(enet_pads)); + SETUP_IOMUX_PADS(enet_pads); /* toggle PHY_RST# */ gpio_direction_output(GP_PHY_RST, 0); @@ -244,35 +275,36 @@ static void setup_iomux_enet(void) static void setup_iomux_uart(void) { - imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads)); - imx_iomux_v3_setup_multiple_pads(uart2_pads, ARRAY_SIZE(uart2_pads)); + SETUP_IOMUX_PADS(uart1_pads); + SETUP_IOMUX_PADS(uart2_pads); } #ifdef CONFIG_USB_EHCI_MX6 iomux_v3_cfg_t const usb_pads[] = { - MX6_PAD_GPIO_1__USB_OTG_ID | MUX_PAD_CTRL(DIO_PAD_CTRL), - MX6_PAD_KEY_COL4__USB_OTG_OC | MUX_PAD_CTRL(DIO_PAD_CTRL), - MX6_PAD_EIM_D22__GPIO3_IO22 | MUX_PAD_CTRL(DIO_PAD_CTRL), /* OTG PWR */ + IOMUX_PADS(PAD_GPIO_1__USB_OTG_ID | MUX_PAD_CTRL(DIO_PAD_CTRL)), + IOMUX_PADS(PAD_KEY_COL4__USB_OTG_OC | MUX_PAD_CTRL(DIO_PAD_CTRL)), + /* OTG PWR */ + IOMUX_PADS(PAD_EIM_D22__GPIO3_IO22 | MUX_PAD_CTRL(DIO_PAD_CTRL)), }; int board_ehci_hcd_init(int port) { struct ventana_board_info *info = &ventana_info; - imx_iomux_v3_setup_multiple_pads(usb_pads, ARRAY_SIZE(usb_pads)); + SETUP_IOMUX_PADS(usb_pads); /* Reset USB HUB (present on GW54xx/GW53xx) */ switch (info->model[3]) { case '3': /* GW53xx */ - imx_iomux_v3_setup_pad(MX6_PAD_GPIO_9__GPIO1_IO09| - MUX_PAD_CTRL(NO_PAD_CTRL)); + SETUP_IOMUX_PAD(PAD_GPIO_9__GPIO1_IO09 | + MUX_PAD_CTRL(NO_PAD_CTRL)); gpio_direction_output(IMX_GPIO_NR(1, 9), 0); mdelay(2); gpio_set_value(IMX_GPIO_NR(1, 9), 1); break; case '4': /* GW54xx */ - imx_iomux_v3_setup_pad(MX6_PAD_SD1_DAT0__GPIO1_IO16 | - MUX_PAD_CTRL(NO_PAD_CTRL)); + SETUP_IOMUX_PAD(PAD_SD1_DAT0__GPIO1_IO16 | + MUX_PAD_CTRL(NO_PAD_CTRL)); gpio_direction_output(IMX_GPIO_NR(1, 16), 0); mdelay(2); gpio_set_value(IMX_GPIO_NR(1, 16), 1); @@ -304,7 +336,7 @@ int board_mmc_getcd(struct mmc *mmc) int board_mmc_init(bd_t *bis) { /* Only one USDHC controller on Ventana */ - imx_iomux_v3_setup_multiple_pads(usdhc3_pads, ARRAY_SIZE(usdhc3_pads)); + SETUP_IOMUX_PADS(usdhc3_pads); usdhc_cfg.sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); usdhc_cfg.max_bus_width = 4; @@ -315,17 +347,16 @@ int board_mmc_init(bd_t *bis) #ifdef CONFIG_MXC_SPI iomux_v3_cfg_t const ecspi1_pads[] = { /* SS1 */ - MX6_PAD_EIM_D19__GPIO3_IO19 | MUX_PAD_CTRL(SPI_PAD_CTRL), - MX6_PAD_EIM_D17__ECSPI1_MISO | MUX_PAD_CTRL(SPI_PAD_CTRL), - MX6_PAD_EIM_D18__ECSPI1_MOSI | MUX_PAD_CTRL(SPI_PAD_CTRL), - MX6_PAD_EIM_D16__ECSPI1_SCLK | MUX_PAD_CTRL(SPI_PAD_CTRL), + IOMUX_PADS(PAD_EIM_D19__GPIO3_IO19 | MUX_PAD_CTRL(SPI_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_D17__ECSPI1_MISO | MUX_PAD_CTRL(SPI_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_D18__ECSPI1_MOSI | MUX_PAD_CTRL(SPI_PAD_CTRL)), + IOMUX_PADS(PAD_EIM_D16__ECSPI1_SCLK | MUX_PAD_CTRL(SPI_PAD_CTRL)), }; static void setup_spi(void) { gpio_direction_output(CONFIG_SF_DEFAULT_CS, 1); - imx_iomux_v3_setup_multiple_pads(ecspi1_pads, - ARRAY_SIZE(ecspi1_pads)); + SETUP_IOMUX_PADS(ecspi1_pads); } #endif @@ -395,8 +426,7 @@ static void enable_lvds(struct display_info_t const *dev) writel(reg, &iomux->gpr[2]); /* Enable Backlight */ - imx_iomux_v3_setup_pad(MX6_PAD_SD1_CMD__GPIO1_IO18 | - MUX_PAD_CTRL(NO_PAD_CTRL)); + SETUP_IOMUX_PAD(PAD_SD1_CMD__GPIO1_IO18 | MUX_PAD_CTRL(NO_PAD_CTRL)); gpio_direction_output(IMX_GPIO_NR(1, 18), 1); } @@ -493,90 +523,11 @@ static void setup_display(void) writel(reg, &iomux->gpr[3]); /* Backlight CABEN on LVDS connector */ - imx_iomux_v3_setup_pad(MX6_PAD_SD2_CLK__GPIO1_IO10 | - MUX_PAD_CTRL(NO_PAD_CTRL)); + SETUP_IOMUX_PAD(PAD_SD2_CLK__GPIO1_IO10 | MUX_PAD_CTRL(NO_PAD_CTRL)); gpio_direction_output(IMX_GPIO_NR(1, 10), 0); } #endif /* CONFIG_VIDEO_IPUV3 */ -/* read ventana EEPROM, check for validity, and return baseboard type */ -static int -read_eeprom(void) -{ - int i; - int chksum; - char baseboard; - int type; - struct ventana_board_info *info = &ventana_info; - unsigned char *buf = (unsigned char *)&ventana_info; - - memset(info, 0, sizeof(ventana_info)); - - /* - * On a board with a missing/depleted backup battery for GSC, the - * board may be ready to probe the GSC before its firmware is - * running. We will wait here indefinately for the GSC/EEPROM. - */ - while (1) { - if (0 == i2c_set_bus_num(I2C_GSC) && - 0 == i2c_probe(GSC_EEPROM_ADDR)) - break; - mdelay(1); - } - - /* read eeprom config section */ - if (gsc_i2c_read(GSC_EEPROM_ADDR, 0x00, 1, buf, sizeof(ventana_info))) { - puts("EEPROM: Failed to read EEPROM\n"); - info->model[0] = 0; - return GW_UNKNOWN; - } - - /* sanity checks */ - if (info->model[0] != 'G' || info->model[1] != 'W') { - puts("EEPROM: Invalid Model in EEPROM\n"); - info->model[0] = 0; - return GW_UNKNOWN; - } - - /* validate checksum */ - for (chksum = 0, i = 0; i < sizeof(*info)-2; i++) - chksum += buf[i]; - if ((info->chksum[0] != chksum>>8) || - (info->chksum[1] != (chksum&0xff))) { - puts("EEPROM: Failed EEPROM checksum\n"); - info->model[0] = 0; - return GW_UNKNOWN; - } - - /* original GW5400-A prototype */ - baseboard = info->model[3]; - if (strncasecmp((const char *)info->model, "GW5400-A", 8) == 0) - baseboard = '0'; - - switch (baseboard) { - case '0': /* original GW5400-A prototype */ - type = GW54proto; - break; - case '1': - type = GW51xx; - break; - case '2': - type = GW52xx; - break; - case '3': - type = GW53xx; - break; - case '4': - type = GW54xx; - break; - default: - printf("EEPROM: Unknown model in EEPROM: %s\n", info->model); - type = GW_UNKNOWN; - break; - } - return type; -} - /* * Baseboard specific GPIO */ @@ -584,118 +535,118 @@ read_eeprom(void) /* common to add baseboards */ static iomux_v3_cfg_t const gw_gpio_pads[] = { /* MSATA_EN */ - MX6_PAD_SD4_DAT0__GPIO2_IO08 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_SD4_DAT0__GPIO2_IO08 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* RS232_EN# */ - MX6_PAD_SD4_DAT3__GPIO2_IO11 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_SD4_DAT3__GPIO2_IO11 | MUX_PAD_CTRL(NO_PAD_CTRL)), }; /* prototype */ static iomux_v3_cfg_t const gwproto_gpio_pads[] = { /* PANLEDG# */ - MX6_PAD_KEY_COL0__GPIO4_IO06 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_KEY_COL0__GPIO4_IO06 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* PANLEDR# */ - MX6_PAD_KEY_ROW0__GPIO4_IO07 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_KEY_ROW0__GPIO4_IO07 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* LOCLED# */ - MX6_PAD_KEY_ROW4__GPIO4_IO15 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_KEY_ROW4__GPIO4_IO15 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* RS485_EN */ - MX6_PAD_SD3_DAT4__GPIO7_IO01 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_SD3_DAT4__GPIO7_IO01 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* IOEXP_PWREN# */ - MX6_PAD_EIM_A19__GPIO2_IO19 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_EIM_A19__GPIO2_IO19 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* IOEXP_IRQ# */ - MX6_PAD_EIM_A20__GPIO2_IO18 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_EIM_A20__GPIO2_IO18 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* VID_EN */ - MX6_PAD_EIM_D31__GPIO3_IO31 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_EIM_D31__GPIO3_IO31 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* DIOI2C_DIS# */ - MX6_PAD_GPIO_19__GPIO4_IO05 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_GPIO_19__GPIO4_IO05 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* PCICK_SSON */ - MX6_PAD_SD1_CLK__GPIO1_IO20 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_SD1_CLK__GPIO1_IO20 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* PCI_RST# */ - MX6_PAD_ENET_TXD1__GPIO1_IO29 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_ENET_TXD1__GPIO1_IO29 | MUX_PAD_CTRL(NO_PAD_CTRL)), }; static iomux_v3_cfg_t const gw51xx_gpio_pads[] = { /* PANLEDG# */ - MX6_PAD_KEY_COL0__GPIO4_IO06 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_KEY_COL0__GPIO4_IO06 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* PANLEDR# */ - MX6_PAD_KEY_ROW0__GPIO4_IO07 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_KEY_ROW0__GPIO4_IO07 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* IOEXP_PWREN# */ - MX6_PAD_EIM_A19__GPIO2_IO19 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_EIM_A19__GPIO2_IO19 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* IOEXP_IRQ# */ - MX6_PAD_EIM_A20__GPIO2_IO18 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_EIM_A20__GPIO2_IO18 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* GPS_SHDN */ - MX6_PAD_GPIO_2__GPIO1_IO02 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_GPIO_2__GPIO1_IO02 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* VID_PWR */ - MX6_PAD_CSI0_DATA_EN__GPIO5_IO20 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_CSI0_DATA_EN__GPIO5_IO20 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* PCI_RST# */ - MX6_PAD_GPIO_0__GPIO1_IO00 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_GPIO_0__GPIO1_IO00 | MUX_PAD_CTRL(NO_PAD_CTRL)), }; static iomux_v3_cfg_t const gw52xx_gpio_pads[] = { /* PANLEDG# */ - MX6_PAD_KEY_COL0__GPIO4_IO06 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_KEY_COL0__GPIO4_IO06 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* PANLEDR# */ - MX6_PAD_KEY_ROW0__GPIO4_IO07 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_KEY_ROW0__GPIO4_IO07 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* IOEXP_PWREN# */ - MX6_PAD_EIM_A19__GPIO2_IO19 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_EIM_A19__GPIO2_IO19 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* IOEXP_IRQ# */ - MX6_PAD_EIM_A20__GPIO2_IO18 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_EIM_A20__GPIO2_IO18 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* MX6_LOCLED# */ - MX6_PAD_KEY_ROW4__GPIO4_IO15 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_KEY_ROW4__GPIO4_IO15 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* GPS_SHDN */ - MX6_PAD_ENET_RXD0__GPIO1_IO27 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_ENET_RXD0__GPIO1_IO27 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* USBOTG_SEL */ - MX6_PAD_GPIO_2__GPIO1_IO02 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_GPIO_2__GPIO1_IO02 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* VID_PWR */ - MX6_PAD_EIM_D31__GPIO3_IO31 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_EIM_D31__GPIO3_IO31 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* PCI_RST# */ - MX6_PAD_ENET_TXD1__GPIO1_IO29 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_ENET_TXD1__GPIO1_IO29 | MUX_PAD_CTRL(NO_PAD_CTRL)), }; static iomux_v3_cfg_t const gw53xx_gpio_pads[] = { /* PANLEDG# */ - MX6_PAD_KEY_COL0__GPIO4_IO06 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_KEY_COL0__GPIO4_IO06 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* PANLEDR# */ - MX6_PAD_KEY_ROW0__GPIO4_IO07 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_KEY_ROW0__GPIO4_IO07 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* IOEXP_PWREN# */ - MX6_PAD_EIM_A19__GPIO2_IO19 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_EIM_A19__GPIO2_IO19 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* IOEXP_IRQ# */ - MX6_PAD_EIM_A20__GPIO2_IO18 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_EIM_A20__GPIO2_IO18 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* MX6_LOCLED# */ - MX6_PAD_KEY_ROW4__GPIO4_IO15 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_KEY_ROW4__GPIO4_IO15 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* GPS_SHDN */ - MX6_PAD_ENET_RXD0__GPIO1_IO27 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_ENET_RXD0__GPIO1_IO27 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* VID_EN */ - MX6_PAD_EIM_D31__GPIO3_IO31 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_EIM_D31__GPIO3_IO31 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* PCI_RST# */ - MX6_PAD_ENET_TXD1__GPIO1_IO29 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_ENET_TXD1__GPIO1_IO29 | MUX_PAD_CTRL(NO_PAD_CTRL)), }; static iomux_v3_cfg_t const gw54xx_gpio_pads[] = { /* PANLEDG# */ - MX6_PAD_KEY_COL0__GPIO4_IO06 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_KEY_COL0__GPIO4_IO06 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* PANLEDR# */ - MX6_PAD_KEY_COL2__GPIO4_IO10 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_KEY_COL2__GPIO4_IO10 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* MX6_LOCLED# */ - MX6_PAD_KEY_ROW4__GPIO4_IO15 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_KEY_ROW4__GPIO4_IO15 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* MIPI_DIO */ - MX6_PAD_SD1_DAT3__GPIO1_IO21 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_SD1_DAT3__GPIO1_IO21 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* RS485_EN */ - MX6_PAD_EIM_D24__GPIO3_IO24 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_EIM_D24__GPIO3_IO24 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* IOEXP_PWREN# */ - MX6_PAD_KEY_ROW0__GPIO4_IO07 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_KEY_ROW0__GPIO4_IO07 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* IOEXP_IRQ# */ - MX6_PAD_KEY_ROW1__GPIO4_IO09 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_KEY_ROW1__GPIO4_IO09 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* DIOI2C_DIS# */ - MX6_PAD_GPIO_19__GPIO4_IO05 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_GPIO_19__GPIO4_IO05 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* DIOI2C_DIS# */ - MX6_PAD_GPIO_19__GPIO4_IO05 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_GPIO_19__GPIO4_IO05 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* PCICK_SSON */ - MX6_PAD_SD1_CLK__GPIO1_IO20 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_SD1_CLK__GPIO1_IO20 | MUX_PAD_CTRL(NO_PAD_CTRL)), /* PCI_RST# */ - MX6_PAD_ENET_TXD1__GPIO1_IO29 | MUX_PAD_CTRL(NO_PAD_CTRL), + IOMUX_PADS(PAD_ENET_TXD1__GPIO1_IO29 | MUX_PAD_CTRL(NO_PAD_CTRL)), }; /* @@ -703,9 +654,9 @@ static iomux_v3_cfg_t const gw54xx_gpio_pads[] = { * be pinmuxed as a GPIO or in some cases a PWM */ struct dio_cfg { - iomux_v3_cfg_t gpio_padmux; + iomux_v3_cfg_t gpio_padmux[2]; unsigned gpio_param; - iomux_v3_cfg_t pwm_padmux; + iomux_v3_cfg_t pwm_padmux[2]; unsigned pwm_param; }; @@ -732,16 +683,32 @@ struct ventana gpio_cfg[] = { /* GW5400proto */ { .gpio_pads = gw54xx_gpio_pads, - .num_pads = ARRAY_SIZE(gw54xx_gpio_pads), + .num_pads = ARRAY_SIZE(gw54xx_gpio_pads)/2, .dio_cfg = { - { MX6_PAD_GPIO_9__GPIO1_IO09, IMX_GPIO_NR(1, 9), - MX6_PAD_GPIO_9__PWM1_OUT, 1 }, - { MX6_PAD_SD1_DAT2__GPIO1_IO19, IMX_GPIO_NR(1, 19), - MX6_PAD_SD1_DAT2__PWM2_OUT, 2 }, - { MX6_PAD_SD4_DAT1__GPIO2_IO09, IMX_GPIO_NR(2, 9), - MX6_PAD_SD4_DAT1__PWM3_OUT, 3 }, - { MX6_PAD_SD4_DAT2__GPIO2_IO10, IMX_GPIO_NR(2, 10), - MX6_PAD_SD4_DAT2__PWM4_OUT, 4 }, + { + { IOMUX_PADS(PAD_GPIO_9__GPIO1_IO09) }, + IMX_GPIO_NR(1, 9), + { IOMUX_PADS(PAD_GPIO_9__PWM1_OUT) }, + 1 + }, + { + { IOMUX_PADS(PAD_SD1_DAT2__GPIO1_IO19) }, + IMX_GPIO_NR(1, 19), + { IOMUX_PADS(PAD_SD1_DAT2__PWM2_OUT) }, + 2 + }, + { + { IOMUX_PADS(PAD_SD4_DAT1__GPIO2_IO09) }, + IMX_GPIO_NR(2, 9), + { IOMUX_PADS(PAD_SD4_DAT1__PWM3_OUT) }, + 3 + }, + { + { IOMUX_PADS(PAD_SD4_DAT2__GPIO2_IO10) }, + IMX_GPIO_NR(2, 10), + { IOMUX_PADS(PAD_SD4_DAT2__PWM4_OUT) }, + 4 + }, }, .leds = { IMX_GPIO_NR(4, 6), @@ -759,16 +726,32 @@ struct ventana gpio_cfg[] = { /* GW51xx */ { .gpio_pads = gw51xx_gpio_pads, - .num_pads = ARRAY_SIZE(gw51xx_gpio_pads), + .num_pads = ARRAY_SIZE(gw51xx_gpio_pads)/2, .dio_cfg = { - { MX6_PAD_SD1_DAT0__GPIO1_IO16, IMX_GPIO_NR(1, 16), - 0, 0 }, - { MX6_PAD_SD1_DAT2__GPIO1_IO19, IMX_GPIO_NR(1, 19), - MX6_PAD_SD1_DAT2__PWM2_OUT, 2 }, - { MX6_PAD_SD1_DAT1__GPIO1_IO17, IMX_GPIO_NR(1, 17), - MX6_PAD_SD1_DAT1__PWM3_OUT, 3 }, - { MX6_PAD_SD1_CMD__GPIO1_IO18, IMX_GPIO_NR(1, 18), - MX6_PAD_SD1_CMD__PWM4_OUT, 4 }, + { + { IOMUX_PADS(PAD_SD1_DAT0__GPIO1_IO16) }, + IMX_GPIO_NR(1, 16), + { 0, 0 }, + 0 + }, + { + { IOMUX_PADS(PAD_SD1_DAT2__GPIO1_IO19) }, + IMX_GPIO_NR(1, 19), + { IOMUX_PADS(PAD_SD1_DAT2__PWM2_OUT) }, + 2 + }, + { + { IOMUX_PADS(PAD_SD1_DAT1__GPIO1_IO17) }, + IMX_GPIO_NR(1, 17), + { IOMUX_PADS(PAD_SD1_DAT1__PWM3_OUT) }, + 3 + }, + { + { IOMUX_PADS(PAD_SD1_CMD__GPIO1_IO18) }, + IMX_GPIO_NR(1, 18), + { IOMUX_PADS(PAD_SD1_CMD__PWM4_OUT) }, + 4 + }, }, .leds = { IMX_GPIO_NR(4, 6), @@ -784,16 +767,32 @@ struct ventana gpio_cfg[] = { /* GW52xx */ { .gpio_pads = gw52xx_gpio_pads, - .num_pads = ARRAY_SIZE(gw52xx_gpio_pads), + .num_pads = ARRAY_SIZE(gw52xx_gpio_pads)/2, .dio_cfg = { - { MX6_PAD_SD1_DAT0__GPIO1_IO16, IMX_GPIO_NR(1, 16), - 0, 0 }, - { MX6_PAD_SD1_DAT2__GPIO1_IO19, IMX_GPIO_NR(1, 19), - MX6_PAD_SD1_DAT2__PWM2_OUT, 2 }, - { MX6_PAD_SD1_DAT1__GPIO1_IO17, IMX_GPIO_NR(1, 17), - MX6_PAD_SD1_DAT1__PWM3_OUT, 3 }, - { MX6_PAD_SD1_CLK__GPIO1_IO20, IMX_GPIO_NR(1, 20), - 0, 0 }, + { + { IOMUX_PADS(PAD_SD1_DAT0__GPIO1_IO16) }, + IMX_GPIO_NR(1, 16), + { 0, 0 }, + 0 + }, + { + { IOMUX_PADS(PAD_SD1_DAT2__GPIO1_IO19) }, + IMX_GPIO_NR(1, 19), + { IOMUX_PADS(PAD_SD1_DAT2__PWM2_OUT) }, + 2 + }, + { + { IOMUX_PADS(PAD_SD1_DAT1__GPIO1_IO17) }, + IMX_GPIO_NR(1, 17), + { IOMUX_PADS(PAD_SD1_DAT1__PWM3_OUT) }, + 3 + }, + { + { IOMUX_PADS(PAD_SD1_CLK__GPIO1_IO20) }, + IMX_GPIO_NR(1, 20), + { 0, 0 }, + 0 + }, }, .leds = { IMX_GPIO_NR(4, 6), @@ -811,16 +810,32 @@ struct ventana gpio_cfg[] = { /* GW53xx */ { .gpio_pads = gw53xx_gpio_pads, - .num_pads = ARRAY_SIZE(gw53xx_gpio_pads), + .num_pads = ARRAY_SIZE(gw53xx_gpio_pads)/2, .dio_cfg = { - { MX6_PAD_SD1_DAT0__GPIO1_IO16, IMX_GPIO_NR(1, 16), - 0, 0 }, - { MX6_PAD_SD1_DAT2__GPIO1_IO19, IMX_GPIO_NR(1, 19), - MX6_PAD_SD1_DAT2__PWM2_OUT, 2 }, - { MX6_PAD_SD1_DAT1__GPIO1_IO17, IMX_GPIO_NR(1, 17), - MX6_PAD_SD1_DAT1__PWM3_OUT, 3 }, - { MX6_PAD_SD1_CLK__GPIO1_IO20, IMX_GPIO_NR(1, 20), - 0, 0 }, + { + { IOMUX_PADS(PAD_SD1_DAT0__GPIO1_IO16) }, + IMX_GPIO_NR(1, 16), + { 0, 0 }, + 0 + }, + { + { IOMUX_PADS(PAD_SD1_DAT2__GPIO1_IO19) }, + IMX_GPIO_NR(1, 19), + { IOMUX_PADS(PAD_SD1_DAT2__PWM2_OUT) }, + 2 + }, + { + { IOMUX_PADS(PAD_SD1_DAT1__GPIO1_IO17) }, + IMX_GPIO_NR(1, 17), + { IOMUX_PADS(PAD_SD1_DAT1__PWM3_OUT) }, + 3 + }, + { + {IOMUX_PADS(PAD_SD1_CLK__GPIO1_IO20) }, + IMX_GPIO_NR(1, 20), + { 0, 0 }, + 0 + }, }, .leds = { IMX_GPIO_NR(4, 6), @@ -837,16 +852,32 @@ struct ventana gpio_cfg[] = { /* GW54xx */ { .gpio_pads = gw54xx_gpio_pads, - .num_pads = ARRAY_SIZE(gw54xx_gpio_pads), + .num_pads = ARRAY_SIZE(gw54xx_gpio_pads)/2, .dio_cfg = { - { MX6_PAD_GPIO_9__GPIO1_IO09, IMX_GPIO_NR(1, 9), - MX6_PAD_GPIO_9__PWM1_OUT, 1 }, - { MX6_PAD_SD1_DAT2__GPIO1_IO19, IMX_GPIO_NR(1, 19), - MX6_PAD_SD1_DAT2__PWM2_OUT, 2 }, - { MX6_PAD_SD4_DAT1__GPIO2_IO09, IMX_GPIO_NR(2, 9), - MX6_PAD_SD4_DAT1__PWM3_OUT, 3 }, - { MX6_PAD_SD4_DAT2__GPIO2_IO10, IMX_GPIO_NR(2, 10), - MX6_PAD_SD4_DAT2__PWM4_OUT, 4 }, + { + { IOMUX_PADS(PAD_GPIO_9__GPIO1_IO09) }, + IMX_GPIO_NR(1, 9), + { IOMUX_PADS(PAD_GPIO_9__PWM1_OUT) }, + 1 + }, + { + { IOMUX_PADS(PAD_SD1_DAT2__GPIO1_IO19) }, + IMX_GPIO_NR(1, 19), + { IOMUX_PADS(PAD_SD1_DAT2__PWM2_OUT) }, + 2 + }, + { + { IOMUX_PADS(PAD_SD4_DAT1__GPIO2_IO09) }, + IMX_GPIO_NR(2, 9), + { IOMUX_PADS(PAD_SD4_DAT1__PWM3_OUT) }, + 3 + }, + { + { IOMUX_PADS(PAD_SD4_DAT2__GPIO2_IO10) }, + IMX_GPIO_NR(2, 10), + { IOMUX_PADS(PAD_SD4_DAT2__PWM4_OUT) }, + 4 + }, }, .leds = { IMX_GPIO_NR(4, 6), @@ -992,6 +1023,7 @@ static void setup_board_gpio(int board) for (i = 0; i < 4; i++) { struct dio_cfg *cfg = &gpio_cfg[board].dio_cfg[i]; unsigned ctrl = DIO_PAD_CTRL; + unsigned cputype = is_cpu_type(MXC_CPU_MX6Q) ? 0 : 1; sprintf(arg, "dio%d", i); if (!hwconfig(arg)) @@ -1006,14 +1038,14 @@ static void setup_board_gpio(int board) cfg->gpio_param%32, cfg->gpio_param); } - imx_iomux_v3_setup_pad(cfg->gpio_padmux | + imx_iomux_v3_setup_pad(cfg->gpio_padmux[cputype] | MUX_PAD_CTRL(ctrl)); gpio_direction_input(cfg->gpio_param); } else if (hwconfig_subarg_cmp("dio2", "mode", "pwm") && cfg->pwm_padmux) { if (!quiet) printf("DIO%d: pwm%d\n", i, cfg->pwm_param); - imx_iomux_v3_setup_pad(cfg->pwm_padmux | + imx_iomux_v3_setup_pad(cfg->pwm_padmux[cputype] | MUX_PAD_CTRL(ctrl)); } } @@ -1033,9 +1065,10 @@ static void setup_board_gpio(int board) int imx6_pcie_toggle_reset(void) { if (board_type < GW_UNKNOWN) { - gpio_direction_output(gpio_cfg[board_type].pcie_rst, 0); + uint pin = gpio_cfg[board_type].pcie_rst; + gpio_direction_output(pin, 0); mdelay(50); - gpio_direction_output(gpio_cfg[board_type].pcie_rst, 1); + gpio_direction_output(pin, 1); } return 0; } @@ -1069,6 +1102,7 @@ void get_board_serial(struct tag_serialnr *serialnr) * Board Support */ +/* called from SPL board_init_f() */ int board_early_init_f(void) { setup_iomux_uart(); @@ -1082,9 +1116,7 @@ int board_early_init_f(void) int dram_init(void) { - gd->ram_size = get_ram_size((void *)PHYS_SDRAM, - CONFIG_DDR_MB*1024*1024); - + gd->ram_size = imx_ddr_size(); return 0; } @@ -1106,22 +1138,29 @@ int board_init(void) #ifdef CONFIG_MXC_SPI setup_spi(); #endif - setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info0); - setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1); - setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info2); + if (is_cpu_type(MXC_CPU_MX6Q)) { + setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6q_i2c_pad_info0); + setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6q_i2c_pad_info1); + setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6q_i2c_pad_info2); + } else { + setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6dl_i2c_pad_info0); + setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6dl_i2c_pad_info1); + setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6dl_i2c_pad_info2); + } #ifdef CONFIG_CMD_SATA setup_sata(); #endif /* read Gateworks EEPROM into global struct (used later) */ - board_type = read_eeprom(); + board_type = read_eeprom(I2C_GSC, &ventana_info); /* board-specifc GPIO iomux */ + SETUP_IOMUX_PADS(gw_gpio_pads); if (board_type < GW_UNKNOWN) { - imx_iomux_v3_setup_multiple_pads(gw_gpio_pads, - ARRAY_SIZE(gw_gpio_pads)); - imx_iomux_v3_setup_multiple_pads(gpio_cfg[board_type].gpio_pads, - gpio_cfg[board_type].num_pads); + iomux_v3_cfg_t const *p = gpio_cfg[board_type].gpio_pads; + int count = gpio_cfg[board_type].num_pads; + + imx_iomux_v3_setup_multiple_pads(p, count); } return 0; @@ -1219,9 +1258,11 @@ int misc_init_r(void) * env scripts will try loading each from most specific to * least. */ - if (is_cpu_type(MXC_CPU_MX6Q)) + if (is_cpu_type(MXC_CPU_MX6Q) || + is_cpu_type(MXC_CPU_MX6D)) cputype = "imx6q"; - else if (is_cpu_type(MXC_CPU_MX6DL)) + else if (is_cpu_type(MXC_CPU_MX6DL) || + is_cpu_type(MXC_CPU_MX6SOLO)) cputype = "imx6dl"; memset(str, 0, sizeof(str)); for (i = 0; i < (sizeof(str)-1) && info->model[i]; i++) diff --git a/board/gateworks/gw_ventana/gw_ventana.cfg b/board/gateworks/gw_ventana/gw_ventana.cfg index 27f0974..9ab95f5 100644 --- a/board/gateworks/gw_ventana/gw_ventana.cfg +++ b/board/gateworks/gw_ventana/gw_ventana.cfg @@ -24,21 +24,6 @@ BOOT_FROM nand #define __ASSEMBLY__ #include <config.h> -#include "asm/arch/mx6-ddr.h" #include "asm/arch/iomux.h" #include "asm/arch/crm_regs.h" - -/* Memory configuration (size is overridden via eeprom config) */ -#include "../../boundary/nitrogen6x/ddr-setup.cfg" -#if defined(CONFIG_MX6Q) && CONFIG_DDR_MB == 1024 - #include "../../boundary/nitrogen6x/1066mhz_4x128mx16.cfg" -#elif defined(CONFIG_MX6DL) && CONFIG_DDR_MB == 1024 - #include "../../boundary/nitrogen6x/800mhz_4x128mx16.cfg" -#elif defined(CONFIG_MX6DL) && CONFIG_DDR_MB == 512 - #include "../../boundary/nitrogen6x/800mhz_2x128mx16.cfg" -#elif defined(CONFIG_MX6Q) && CONFIG_DDR_MB == 512 - #include "../../boundary/nitrogen6x/800mhz_2x128mx16.cfg" -#else - #error "Unsupported CPU/Memory configuration" -#endif #include "clocks.cfg" diff --git a/board/gateworks/gw_ventana/gw_ventana_spl.c b/board/gateworks/gw_ventana/gw_ventana_spl.c new file mode 100644 index 0000000..e943879 --- /dev/null +++ b/board/gateworks/gw_ventana/gw_ventana_spl.c @@ -0,0 +1,419 @@ +/* + * Copyright (C) 2014 Gateworks Corporation + * Author: Tim Harvey <tharvey@gateworks.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <i2c.h> +#include <asm/io.h> +#include <asm/arch/iomux.h> +#include <asm/arch/mx6-ddr.h> +#include <asm/arch/mx6-pins.h> +#include <asm/arch/sys_proto.h> +#include <asm/imx-common/boot_mode.h> +#include <asm/imx-common/iomux-v3.h> +#include <asm/imx-common/mxc_i2c.h> +#include <spl.h> + +#include "ventana_eeprom.h" + +DECLARE_GLOBAL_DATA_PTR; + +#define RTT_NOM_120OHM /* use 120ohm Rtt_nom vs 60ohm (lower power) */ +#define I2C_GSC 0 +#define GSC_EEPROM_ADDR 0x51 +#define GSC_EEPROM_DDR_SIZE 0x2B /* enum (512,1024,2048) MB */ +#define GSC_EEPROM_DDR_WIDTH 0x2D /* enum (32,64) bit */ +#define I2C_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ + PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \ + PAD_CTL_ODE | PAD_CTL_SRE_FAST) +#define PC MUX_PAD_CTRL(I2C_PAD_CTRL) +#define CONFIG_SYS_I2C_SPEED 100000 + +/* I2C1: GSC */ +static struct i2c_pads_info mx6q_i2c_pad_info0 = { + .scl = { + .i2c_mode = MX6Q_PAD_EIM_D21__I2C1_SCL | PC, + .gpio_mode = MX6Q_PAD_EIM_D21__GPIO3_IO21 | PC, + .gp = IMX_GPIO_NR(3, 21) + }, + .sda = { + .i2c_mode = MX6Q_PAD_EIM_D28__I2C1_SDA | PC, + .gpio_mode = MX6Q_PAD_EIM_D28__GPIO3_IO28 | PC, + .gp = IMX_GPIO_NR(3, 28) + } +}; +static struct i2c_pads_info mx6dl_i2c_pad_info0 = { + .scl = { + .i2c_mode = MX6DL_PAD_EIM_D21__I2C1_SCL | PC, + .gpio_mode = MX6DL_PAD_EIM_D21__GPIO3_IO21 | PC, + .gp = IMX_GPIO_NR(3, 21) + }, + .sda = { + .i2c_mode = MX6DL_PAD_EIM_D28__I2C1_SDA | PC, + .gpio_mode = MX6DL_PAD_EIM_D28__GPIO3_IO28 | PC, + .gp = IMX_GPIO_NR(3, 28) + } +}; + +static void i2c_setup_iomux(void) +{ + if (is_cpu_type(MXC_CPU_MX6Q)) + setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6q_i2c_pad_info0); + else + setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &mx6dl_i2c_pad_info0); +} + +/* configure MX6Q/DUAL mmdc DDR io registers */ +struct mx6dq_iomux_ddr_regs mx6dq_ddr_ioregs = { + /* SDCLK[0:1], CAS, RAS, Reset: Differential input, 40ohm */ + .dram_sdclk_0 = 0x00020030, + .dram_sdclk_1 = 0x00020030, + .dram_cas = 0x00020030, + .dram_ras = 0x00020030, + .dram_reset = 0x00020030, + /* SDCKE[0:1]: 100k pull-up */ + .dram_sdcke0 = 0x00003000, + .dram_sdcke1 = 0x00003000, + /* SDBA2: pull-up disabled */ + .dram_sdba2 = 0x00000000, + /* SDODT[0:1]: 100k pull-up, 40 ohm */ + .dram_sdodt0 = 0x00003030, + .dram_sdodt1 = 0x00003030, + /* SDQS[0:7]: Differential input, 40 ohm */ + .dram_sdqs0 = 0x00000030, + .dram_sdqs1 = 0x00000030, + .dram_sdqs2 = 0x00000030, + .dram_sdqs3 = 0x00000030, + .dram_sdqs4 = 0x00000030, + .dram_sdqs5 = 0x00000030, + .dram_sdqs6 = 0x00000030, + .dram_sdqs7 = 0x00000030, + + /* DQM[0:7]: Differential input, 40 ohm */ + .dram_dqm0 = 0x00020030, + .dram_dqm1 = 0x00020030, + .dram_dqm2 = 0x00020030, + .dram_dqm3 = 0x00020030, + .dram_dqm4 = 0x00020030, + .dram_dqm5 = 0x00020030, + .dram_dqm6 = 0x00020030, + .dram_dqm7 = 0x00020030, +}; + +/* configure MX6Q/DUAL mmdc GRP io registers */ +struct mx6dq_iomux_grp_regs mx6dq_grp_ioregs = { + /* DDR3 */ + .grp_ddr_type = 0x000c0000, + .grp_ddrmode_ctl = 0x00020000, + /* disable DDR pullups */ + .grp_ddrpke = 0x00000000, + /* ADDR[00:16], SDBA[0:1]: 40 ohm */ + .grp_addds = 0x00000030, + /* CS0/CS1/SDBA2/CKE0/CKE1/SDWE: 40 ohm */ + .grp_ctlds = 0x00000030, + /* DATA[00:63]: Differential input, 40 ohm */ + .grp_ddrmode = 0x00020000, + .grp_b0ds = 0x00000030, + .grp_b1ds = 0x00000030, + .grp_b2ds = 0x00000030, + .grp_b3ds = 0x00000030, + .grp_b4ds = 0x00000030, + .grp_b5ds = 0x00000030, + .grp_b6ds = 0x00000030, + .grp_b7ds = 0x00000030, +}; + +/* configure MX6SOLO/DUALLITE mmdc DDR io registers */ +struct mx6sdl_iomux_ddr_regs mx6sdl_ddr_ioregs = { + /* SDCLK[0:1], CAS, RAS, Reset: Differential input, 40ohm */ + .dram_sdclk_0 = 0x00020030, + .dram_sdclk_1 = 0x00020030, + .dram_cas = 0x00020030, + .dram_ras = 0x00020030, + .dram_reset = 0x00020030, + /* SDCKE[0:1]: 100k pull-up */ + .dram_sdcke0 = 0x00003000, + .dram_sdcke1 = 0x00003000, + /* SDBA2: pull-up disabled */ + .dram_sdba2 = 0x00000000, + /* SDODT[0:1]: 100k pull-up, 40 ohm */ + .dram_sdodt0 = 0x00003030, + .dram_sdodt1 = 0x00003030, + /* SDQS[0:7]: Differential input, 40 ohm */ + .dram_sdqs0 = 0x00000030, + .dram_sdqs1 = 0x00000030, + .dram_sdqs2 = 0x00000030, + .dram_sdqs3 = 0x00000030, + .dram_sdqs4 = 0x00000030, + .dram_sdqs5 = 0x00000030, + .dram_sdqs6 = 0x00000030, + .dram_sdqs7 = 0x00000030, + + /* DQM[0:7]: Differential input, 40 ohm */ + .dram_dqm0 = 0x00020030, + .dram_dqm1 = 0x00020030, + .dram_dqm2 = 0x00020030, + .dram_dqm3 = 0x00020030, + .dram_dqm4 = 0x00020030, + .dram_dqm5 = 0x00020030, + .dram_dqm6 = 0x00020030, + .dram_dqm7 = 0x00020030, +}; + +/* configure MX6SOLO/DUALLITE mmdc GRP io registers */ +struct mx6sdl_iomux_grp_regs mx6sdl_grp_ioregs = { + /* DDR3 */ + .grp_ddr_type = 0x000c0000, + /* SDQS[0:7]: Differential input, 40 ohm */ + .grp_ddrmode_ctl = 0x00020000, + /* disable DDR pullups */ + .grp_ddrpke = 0x00000000, + /* ADDR[00:16], SDBA[0:1]: 40 ohm */ + .grp_addds = 0x00000030, + /* CS0/CS1/SDBA2/CKE0/CKE1/SDWE: 40 ohm */ + .grp_ctlds = 0x00000030, + /* DATA[00:63]: Differential input, 40 ohm */ + .grp_ddrmode = 0x00020000, + .grp_b0ds = 0x00000030, + .grp_b1ds = 0x00000030, + .grp_b2ds = 0x00000030, + .grp_b3ds = 0x00000030, + .grp_b4ds = 0x00000030, + .grp_b5ds = 0x00000030, + .grp_b6ds = 0x00000030, + .grp_b7ds = 0x00000030, +}; + +/* MT41K128M16JT-125 */ +static struct mx6_ddr3_cfg mt41k128m16jt_125 = { + .mem_speed = 1600, + .density = 2, + .width = 16, + .banks = 8, + .rowaddr = 14, + .coladdr = 10, + .pagesz = 2, + .trcd = 1375, + .trcmin = 4875, + .trasmin = 3500, +}; + +/* GW54xx specific calibration */ +static struct mx6_mmdc_calibration gw54xxq_mmdc_calib = { + /* write leveling calibration determine */ + .p0_mpwldectrl0 = 0x00190018, + .p0_mpwldectrl1 = 0x0021001D, + .p1_mpwldectrl0 = 0x00160027, + .p1_mpwldectrl1 = 0x0012001E, + /* Read DQS Gating calibration */ + .p0_mpdgctrl0 = 0x43370346, + .p0_mpdgctrl1 = 0x032A0321, + .p1_mpdgctrl0 = 0x433A034D, + .p1_mpdgctrl1 = 0x032F0235, + /* Read Calibration: DQS delay relative to DQ read access */ + .p0_mprddlctl = 0x3C313539, + .p1_mprddlctl = 0x37333140, + /* Write Calibration: DQ/DM delay relative to DQS write access */ + .p0_mpwrdlctl = 0x37393C38, + .p1_mpwrdlctl = 0x42334538, +}; + +/* GW53xx specific calibration */ +static struct mx6_mmdc_calibration gw53xxq_mmdc_calib = { + /* write leveling calibration determine */ + .p0_mpwldectrl0 = 0x00160013, + .p0_mpwldectrl1 = 0x00090024, + .p1_mpwldectrl0 = 0x001F0018, + .p1_mpwldectrl1 = 0x000C001C, + /* Read DQS Gating calibration */ + .p0_mpdgctrl0 = 0x433A034C, + .p0_mpdgctrl1 = 0x0336032F, + .p1_mpdgctrl0 = 0x4343034A, + .p1_mpdgctrl1 = 0x03370222, + /* Read Calibration: DQS delay relative to DQ read access */ + .p0_mprddlctl = 0x3F343638, + .p1_mprddlctl = 0x38373442, + /* Write Calibration: DQ/DM delay relative to DQS write access */ + .p0_mpwrdlctl = 0x343A3E39, + .p1_mpwrdlctl = 0x44344239, +}; +static struct mx6_mmdc_calibration gw53xxdl_mmdc_calib = { + /* write leveling calibration determine */ + .p0_mpwldectrl0 = 0x003C003C, + .p0_mpwldectrl1 = 0x00330038, + .p1_mpwldectrl0 = 0x001F002A, + .p1_mpwldectrl1 = 0x0022003F, + /* Read DQS Gating calibration */ + .p0_mpdgctrl0 = 0x42410244, + .p0_mpdgctrl1 = 0x022D022D, + .p1_mpdgctrl0 = 0x4234023A, + .p1_mpdgctrl1 = 0x021C0228, + /* Read Calibration: DQS delay relative to DQ read access */ + .p0_mprddlctl = 0x484A4C4B, + .p1_mprddlctl = 0x4B4D4E4B, + /* Write Calibration: DQ/DM delay relative to DQS write access */ + .p0_mpwrdlctl = 0x33342B32, + .p1_mpwrdlctl = 0x3933332B, +}; + +/* GW52xx specific calibration */ +static struct mx6_mmdc_calibration gw52xxdl_mmdc_calib = { + /* write leveling calibration determine */ + .p0_mpwldectrl0 = 0x0040003F, + .p0_mpwldectrl1 = 0x00370037, + /* Read DQS Gating calibration */ + .p0_mpdgctrl0 = 0x42420244, + .p0_mpdgctrl1 = 0x022F022F, + /* Read Calibration: DQS delay relative to DQ read access */ + .p0_mprddlctl = 0x49464B4A, + /* Write Calibration: DQ/DM delay relative to DQS write access */ + .p0_mpwrdlctl = 0x32362C32, +}; + +/* GW51xx specific calibration */ +static struct mx6_mmdc_calibration gw51xxq_mmdc_calib = { + /* write leveling calibration determine */ + .p0_mpwldectrl0 = 0x00150016, + .p0_mpwldectrl1 = 0x001F0017, + /* Read DQS Gating calibration */ + .p0_mpdgctrl0 = 0x433D034D, + .p0_mpdgctrl1 = 0x033D032F, + /* Read Calibration: DQS delay relative to DQ read access */ + .p0_mprddlctl = 0x3F313639, + /* Write Calibration: DQ/DM delay relative to DQS write access */ + .p0_mpwrdlctl = 0x33393F36, +}; + +static struct mx6_mmdc_calibration gw51xxdl_mmdc_calib = { + /* write leveling calibration determine */ + .p0_mpwldectrl0 = 0x003D003F, + .p0_mpwldectrl1 = 0x002F0038, + /* Read DQS Gating calibration */ + .p0_mpdgctrl0 = 0x423A023A, + .p0_mpdgctrl1 = 0x022A0228, + /* Read Calibration: DQS delay relative to DQ read access */ + .p0_mprddlctl = 0x48494C4C, + /* Write Calibration: DQ/DM delay relative to DQS write access */ + .p0_mpwrdlctl = 0x34352D31, +}; + +static void spl_dram_init(int width, int size, int board_model) +{ + struct mx6_ddr3_cfg *mem = &mt41k128m16jt_125; + struct mx6_mmdc_calibration *calib; + struct mx6_ddr_sysinfo sysinfo = { + /* width of data bus:0=16,1=32,2=64 */ + .dsize = width/32, + /* config for full 4GB range so that get_mem_size() works */ + .cs_density = 32, /* 32Gb per CS */ + /* single chip select */ + .ncs = 1, + .cs1_mirror = 0, + .rtt_wr = 1 /*DDR3_RTT_60_OHM*/, /* RTT_Wr = RZQ/4 */ +#ifdef RTT_NOM_120OHM + .rtt_nom = 2 /*DDR3_RTT_120_OHM*/, /* RTT_Nom = RZQ/2 */ +#else + .rtt_nom = 1 /*DDR3_RTT_60_OHM*/, /* RTT_Nom = RZQ/4 */ +#endif + .walat = 1, /* Write additional latency */ + .ralat = 5, /* Read additional latency */ + .mif3_mode = 3, /* Command prediction working mode */ + .bi_on = 1, /* Bank interleaving enabled */ + .sde_to_rst = 0x10, /* 14 cycles, 200us (JEDEC default) */ + .rst_to_cke = 0x23, /* 33 cycles, 500us (JEDEC default) */ + }; + + /* + * MMDC Calibration requires the following data: + * mx6_mmdc_calibration - board-specific calibration (routing delays) + * mx6_ddr_sysinfo - board-specific memory architecture (width/cs/etc) + * mx6_ddr_cfg - chip specific timing/layout details + */ + switch (board_model) { + default: + case GW51xx: + if (is_cpu_type(MXC_CPU_MX6Q)) + calib = &gw51xxq_mmdc_calib; + else + calib = &gw51xxdl_mmdc_calib; + break; + case GW52xx: + calib = &gw52xxdl_mmdc_calib; + break; + case GW53xx: + if (is_cpu_type(MXC_CPU_MX6Q)) + calib = &gw53xxq_mmdc_calib; + else + calib = &gw53xxdl_mmdc_calib; + break; + case GW54xx: + calib = &gw54xxq_mmdc_calib; + break; + } + + if (is_cpu_type(MXC_CPU_MX6Q)) + mx6dq_dram_iocfg(width, &mx6dq_ddr_ioregs, + &mx6dq_grp_ioregs); + else + mx6sdl_dram_iocfg(width, &mx6sdl_ddr_ioregs, + &mx6sdl_grp_ioregs); + mx6_dram_cfg(&sysinfo, calib, mem); +} + +/* + * called from C runtime startup code (arch/arm/lib/crt0.S:_main) + * - we have a stack and a place to store GD, both in SRAM + * - no variable global data is available + */ +void board_init_f(ulong dummy) +{ + struct ventana_board_info ventana_info; + int board_model; + + /* + * Zero out global data: + * - this shoudl be done by crt0.S + * - failure to zero it will cause i2c_setup to fail + */ + memset((void *)gd, 0, sizeof(struct global_data)); + + /* setup AIPS and disable watchdog */ + arch_cpu_init(); + + /* iomux and setup of i2c */ + board_early_init_f(); + i2c_setup_iomux(); + + /* setup GP timer */ + timer_init(); + + /* UART clocks enabled and gd valid - init serial console */ + preloader_console_init(); + + /* read/validate EEPROM info to determine board model and SDRAM cfg */ + board_model = read_eeprom(I2C_GSC, &ventana_info); + + /* provide some some default: 32bit 128MB */ + if (GW_UNKNOWN == board_model) { + ventana_info.sdram_width = 2; + ventana_info.sdram_size = 3; + } + + /* configure MMDC for SDRAM width/size and per-model calibration */ + spl_dram_init(8 << ventana_info.sdram_width, + 16 << ventana_info.sdram_size, + board_model); + + /* Clear the BSS. */ + memset(__bss_start, 0, __bss_end - __bss_start); + + /* load/boot image from boot device */ + board_init_r(NULL, 0); +} + +void reset_cpu(ulong addr) +{ +} diff --git a/board/gateworks/gw_ventana/ventana_eeprom.h b/board/gateworks/gw_ventana/ventana_eeprom.h index 434b604..5b065be 100644 --- a/board/gateworks/gw_ventana/ventana_eeprom.h +++ b/board/gateworks/gw_ventana/ventana_eeprom.h @@ -103,4 +103,15 @@ enum { EECONFIG_RES15, }; +enum { + GW54proto, /* original GW5400-A prototype */ + GW51xx, + GW52xx, + GW53xx, + GW54xx, + GW_UNKNOWN, +}; + +int read_eeprom(int bus, struct ventana_board_info *); + #endif @@ -209,6 +209,7 @@ Active arm arm926ejs mxs freescale mx23evk Active arm arm926ejs mxs freescale mx28evk mx28evk mx28evk:ENV_IS_IN_MMC Fabio Estevam <fabio.estevam@freescale.com> Active arm arm926ejs mxs freescale mx28evk mx28evk_auart_console mx28evk:MXS_AUART,MXS_AUART_BASE=MXS_UARTAPP3_BASE,ENV_IS_IN_MMC Fabio Estevam <fabio.estevam@freescale.com> Active arm arm926ejs mxs freescale mx28evk mx28evk_nand mx28evk:ENV_IS_IN_NAND Fabio Estevam <fabio.estevam@freescale.com> +Active arm arm926ejs mxs freescale mx28evk mx28evk_spi mx28evk:ENV_IS_IN_SPI_FLASH Fabio Estevam <fabio.estevam@freescale.com> Active arm arm926ejs mxs olimex mx23_olinuxino mx23_olinuxino - Marek Vasut <marek.vasut@gmail.com> Active arm arm926ejs mxs ppcag bg0900 bg0900 - Marek Vasut <marex@denx.de> Active arm arm926ejs mxs sandisk sansa_fuze_plus sansa_fuze_plus - Marek Vasut <marek.vasut@gmail.com> @@ -320,14 +321,11 @@ Active arm armv7 mx6 embest mx6boards Active arm armv7 mx6 embest mx6boards riotboard embestmx6boards:IMX_CONFIG=board/boundary/nitrogen6x/nitrogen6s1g.cfg,MX6S,DDR_MB=1024,ENV_IS_IN_MMC Eric Bénard <eric@eukrea.com> Active arm armv7 mx6 freescale mx6qarm2 mx6qarm2 mx6qarm2:IMX_CONFIG=board/freescale/mx6qarm2/imximage.cfg Jason Liu <r64343@freescale.com> Active arm armv7 mx6 freescale mx6qsabreauto mx6qsabreauto mx6qsabreauto:IMX_CONFIG=board/freescale/mx6qsabreauto/imximage.cfg,MX6Q Fabio Estevam <fabio.estevam@freescale.com> +Active arm armv7 mx6 freescale mx6qsabreauto mx6dlsabreauto mx6qsabreauto:IMX_CONFIG=board/freescale/mx6qsabreauto/mx6dl.cfg,MX6DL Fabio Estevam <fabio.estevam@freescale.com> Active arm armv7 mx6 freescale mx6sabresd mx6dlsabresd mx6sabresd:IMX_CONFIG=board/boundary/nitrogen6x/nitrogen6dl.cfg,MX6DL Fabio Estevam <fabio.estevam@freescale.com> Active arm armv7 mx6 freescale mx6sabresd mx6qsabresd mx6sabresd:IMX_CONFIG=board/freescale/imx/ddr/mx6q_4x_mt41j128.cfg,MX6Q Fabio Estevam <fabio.estevam@freescale.com> Active arm armv7 mx6 freescale mx6slevk mx6slevk mx6slevk:IMX_CONFIG=board/freescale/mx6slevk/imximage.cfg,MX6SL Fabio Estevam <fabio.estevam@freescale.com> -Active arm armv7 mx6 gateworks gw_ventana gwventanadl gw_ventana:IMX_CONFIG=board/gateworks/gw_ventana/gw_ventana.cfg,MX6DL,DDR_MB=512 Tim Harvey <tharvey@gateworks.com> -Active arm armv7 mx6 gateworks gw_ventana gwventanadl1g gw_ventana:IMX_CONFIG=board/gateworks/gw_ventana/gw_ventana.cfg,MX6DL,DDR_MB=1024 Tim Harvey <tharvey@gateworks.com> -Active arm armv7 mx6 gateworks gw_ventana gwventanaq gw_ventana:IMX_CONFIG=board/gateworks/gw_ventana/gw_ventana.cfg,MX6Q,DDR_MB=512 Tim Harvey <tharvey@gateworks.com> -Active arm armv7 mx6 gateworks gw_ventana gwventanaq1g gw_ventana:IMX_CONFIG=board/gateworks/gw_ventana/gw_ventana.cfg,MX6Q,DDR_MB=1024 Tim Harvey <tharvey@gateworks.com> -Active arm armv7 mx6 gateworks gw_ventana gwventanaq1gspi gw_ventana:IMX_CONFIG=board/gateworks/gw_ventana/gw_ventana.cfg,MX6Q,DDR_MB=1024,SPI_FLASH Tim Harvey <tharvey@gateworks.com> +Active arm armv7 mx6 gateworks gw_ventana gwventana gw_ventana:IMX_CONFIG=board/gateworks/gw_ventana/gw_ventana.cfg,MX6QDL,SPL Tim Harvey <tharvey@gateworks.com> Active arm armv7 mx6 solidrun hummingboard hummingboard_solo hummingboard:IMX_CONFIG=board/solidrun/hummingboard/solo.cfg,MX6S,DDR_MB=512 Jon Nettleton <jon.nettleton@gmail.com> Active arm armv7 omap3 - overo omap3_overo - Steve Sakoman <sakoman@gmail.com> Active arm armv7 omap3 - pandora omap3_pandora - Grazvydas Ignotas <notasas@gmail.com> diff --git a/doc/README.mxs b/doc/README.mxs index 0235a5a..ed2e568 100644 --- a/doc/README.mxs +++ b/doc/README.mxs @@ -23,6 +23,7 @@ Contents 2) Compiling U-Boot for a MXS based board 3) Installation of U-Boot for a MXS based board to SD card 4) Installation of U-Boot into NAND flash on a MX28 based board +5) Installation of U-boot into SPI NOR flash on a MX28 based board 1) Prerequisites ---------------- @@ -262,3 +263,28 @@ There are two possibilities when preparing an image writable to NAND flash. In case the user needs to boot a firmware image bigger than 1Mb, the user has to adjust the "update_nand_firmware_maxsz" variable for the update scripts to work properly. + +5) Installation of U-Boot into SPI NOR flash on a MX28 based board +------------------------------------------------------------------ + +The u-boot.sb file can be directly written to SPI NOR from U-boot prompt. + +Load u-boot.sb into RAM, this can be done in several ways and one way is to use +tftp: + => tftp u-boot.sb 0x42000000 + +Probe the SPI NOR flash: + => sf probe + +(SPI NOR should be succesfully detected in this step) + +Erase the blocks where U-boot binary will be written to: + => sf erase 0x0 0x80000 + +Write u-boot.sb to SPI NOR: + => sf write 0x42000000 0 0x80000 + +Power off the board and set the boot mode DIP switches to boot from the SPI NOR +according to MX28 manual section 12.2.1 (Table 12-2) + +Last step is to power up the board and U-boot should start from SPI NOR. diff --git a/drivers/block/dwc_ahsata.c b/drivers/block/dwc_ahsata.c index 3569214..15d65d7 100644 --- a/drivers/block/dwc_ahsata.c +++ b/drivers/block/dwc_ahsata.c @@ -17,6 +17,7 @@ #include <asm/io.h> #include <linux/bitops.h> #include <asm/arch/clock.h> +#include <asm/arch/sys_proto.h> #include "dwc_ahsata.h" struct sata_port_regs { @@ -558,6 +559,10 @@ int init_sata(int dev) u32 linkmap; struct ahci_probe_ent *probe_ent = NULL; +#if defined(CONFIG_MX6) + if (!is_cpu_type(MXC_CPU_MX6Q) && !is_cpu_type(MXC_CPU_MX6D)) + return 1; +#endif if (dev < 0 || dev > (CONFIG_SYS_SATA_MAX_DEVICE - 1)) { printf("The sata index %d is out of ranges\n\r", dev); return -1; diff --git a/drivers/mtd/nand/Makefile b/drivers/mtd/nand/Makefile index 4eb354d..bf1312a 100644 --- a/drivers/mtd/nand/Makefile +++ b/drivers/mtd/nand/Makefile @@ -68,5 +68,6 @@ else # minimal SPL drivers obj-$(CONFIG_NAND_FSL_ELBC) += fsl_elbc_spl.o obj-$(CONFIG_NAND_FSL_IFC) += fsl_ifc_spl.o obj-$(CONFIG_NAND_MXC) += mxc_nand_spl.o +obj-$(CONFIG_NAND_MXS) += mxs_nand_spl.o mxs_nand.o endif # drivers diff --git a/drivers/mtd/nand/mxs_nand_spl.c b/drivers/mtd/nand/mxs_nand_spl.c new file mode 100644 index 0000000..0e7c364 --- /dev/null +++ b/drivers/mtd/nand/mxs_nand_spl.c @@ -0,0 +1,231 @@ +/* + * Copyright (C) 2014 Gateworks Corporation + * Author: Tim Harvey <tharvey@gateworks.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#include <common.h> +#include <nand.h> +#include <malloc.h> + +static nand_info_t mtd; +static struct nand_chip nand_chip; + +static void mxs_nand_command(struct mtd_info *mtd, unsigned int command, + int column, int page_addr) +{ + register struct nand_chip *chip = mtd->priv; + u32 timeo, time_start; + + /* write out the command to the device */ + chip->cmd_ctrl(mtd, command, NAND_CLE); + + /* Serially input address */ + if (column != -1) { + chip->cmd_ctrl(mtd, column, NAND_ALE); + chip->cmd_ctrl(mtd, column >> 8, NAND_ALE); + } + if (page_addr != -1) { + chip->cmd_ctrl(mtd, page_addr, NAND_ALE); + chip->cmd_ctrl(mtd, page_addr >> 8, NAND_ALE); + /* One more address cycle for devices > 128MiB */ + if (chip->chipsize > (128 << 20)) + chip->cmd_ctrl(mtd, page_addr >> 16, NAND_ALE); + } + chip->cmd_ctrl(mtd, NAND_CMD_NONE, 0); + + if (command == NAND_CMD_READ0) { + chip->cmd_ctrl(mtd, NAND_CMD_READSTART, NAND_CLE); + chip->cmd_ctrl(mtd, NAND_CMD_NONE, 0); + } + + /* wait for nand ready */ + ndelay(100); + timeo = (CONFIG_SYS_HZ * 20) / 1000; + time_start = get_timer(0); + while (get_timer(time_start) < timeo) { + if (chip->dev_ready(mtd)) + break; + } +} + +static int mxs_flash_ident(struct mtd_info *mtd) +{ + register struct nand_chip *chip = mtd->priv; + int i; + u8 mfg_id, dev_id; + u8 id_data[8]; + struct nand_onfi_params *p = &chip->onfi_params; + + /* Reset the chip */ + chip->cmdfunc(mtd, NAND_CMD_RESET, -1, -1); + + /* Send the command for reading device ID */ + chip->cmdfunc(mtd, NAND_CMD_READID, 0x00, -1); + + /* Read manufacturer and device IDs */ + mfg_id = chip->read_byte(mtd); + dev_id = chip->read_byte(mtd); + + /* Try again to make sure */ + chip->cmdfunc(mtd, NAND_CMD_READID, 0x00, -1); + for (i = 0; i < 8; i++) + id_data[i] = chip->read_byte(mtd); + if (id_data[0] != mfg_id || id_data[1] != dev_id) { + printf("second ID read did not match"); + return -1; + } + debug("0x%02x:0x%02x ", mfg_id, dev_id); + + /* read ONFI */ + chip->onfi_version = 0; + chip->cmdfunc(mtd, NAND_CMD_READID, 0x20, -1); + if (chip->read_byte(mtd) != 'O' || chip->read_byte(mtd) != 'N' || + chip->read_byte(mtd) != 'F' || chip->read_byte(mtd) != 'I') { + return -2; + } + + /* we have ONFI, probe it */ + chip->cmdfunc(mtd, NAND_CMD_PARAM, 0, -1); + chip->read_buf(mtd, (uint8_t *)p, sizeof(*p)); + mtd->name = p->model; + mtd->writesize = le32_to_cpu(p->byte_per_page); + mtd->erasesize = le32_to_cpu(p->pages_per_block) * mtd->writesize; + mtd->oobsize = le16_to_cpu(p->spare_bytes_per_page); + chip->chipsize = le32_to_cpu(p->blocks_per_lun); + chip->chipsize *= (uint64_t)mtd->erasesize * p->lun_count; + /* Calculate the address shift from the page size */ + chip->page_shift = ffs(mtd->writesize) - 1; + chip->phys_erase_shift = ffs(mtd->erasesize) - 1; + /* Convert chipsize to number of pages per chip -1 */ + chip->pagemask = (chip->chipsize >> chip->page_shift) - 1; + chip->badblockbits = 8; + + debug("erasesize=%d (>>%d)\n", mtd->erasesize, chip->phys_erase_shift); + debug("writesize=%d (>>%d)\n", mtd->writesize, chip->page_shift); + debug("oobsize=%d\n", mtd->oobsize); + debug("chipsize=%lld\n", chip->chipsize); + + return 0; +} + +static int mxs_read_page_ecc(struct mtd_info *mtd, void *buf, unsigned int page) +{ + register struct nand_chip *chip = mtd->priv; + int ret; + + chip->cmdfunc(mtd, NAND_CMD_READ0, 0x0, page); + ret = nand_chip.ecc.read_page(mtd, chip, buf, 1, page); + if (ret < 0) { + printf("read_page failed %d\n", ret); + return -1; + } + return 0; +} + +static int is_badblock(struct mtd_info *mtd, loff_t offs, int allowbbt) +{ + register struct nand_chip *chip = mtd->priv; + unsigned int block = offs >> chip->phys_erase_shift; + unsigned int page = offs >> chip->page_shift; + + debug("%s offs=0x%08x block:%d page:%d\n", __func__, (int)offs, block, + page); + chip->cmdfunc(mtd, NAND_CMD_READ0, mtd->writesize, page); + memset(chip->oob_poi, 0, mtd->oobsize); + chip->read_buf(mtd, chip->oob_poi, mtd->oobsize); + + return chip->oob_poi[0] != 0xff; +} + +/* setup mtd and nand structs and init mxs_nand driver */ +static int mxs_nand_init(void) +{ + /* return if already initalized */ + if (nand_chip.numchips) + return 0; + + /* init mxs nand driver */ + board_nand_init(&nand_chip); + mtd.priv = &nand_chip; + /* set mtd functions */ + nand_chip.cmdfunc = mxs_nand_command; + nand_chip.numchips = 1; + + /* identify flash device */ + puts("NAND : "); + if (mxs_flash_ident(&mtd)) { + printf("Failed to identify\n"); + return -1; + } + + /* allocate and initialize buffers */ + nand_chip.buffers = memalign(ARCH_DMA_MINALIGN, + sizeof(*nand_chip.buffers)); + nand_chip.oob_poi = nand_chip.buffers->databuf + mtd.writesize; + /* setup flash layout (does not scan as we override that) */ + mtd.size = nand_chip.chipsize; + nand_chip.scan_bbt(&mtd); + + printf("%llu MiB\n", (mtd.size / (1024 * 1024))); + return 0; +} + +int nand_spl_load_image(uint32_t offs, unsigned int size, void *buf) +{ + struct nand_chip *chip; + unsigned int page; + unsigned int nand_page_per_block; + unsigned int sz = 0; + + if (mxs_nand_init()) + return -ENODEV; + chip = mtd.priv; + page = offs >> chip->page_shift; + nand_page_per_block = mtd.erasesize / mtd.writesize; + + debug("%s offset:0x%08x len:%d page:%d\n", __func__, offs, size, page); + + size = roundup(size, mtd.writesize); + while (sz < size) { + if (mxs_read_page_ecc(&mtd, buf, page) < 0) + return -1; + sz += mtd.writesize; + offs += mtd.writesize; + page++; + buf += mtd.writesize; + + /* + * Check if we have crossed a block boundary, and if so + * check for bad block. + */ + if (!(page % nand_page_per_block)) { + /* + * Yes, new block. See if this block is good. If not, + * loop until we find a good block. + */ + while (is_badblock(&mtd, offs, 1)) { + page = page + nand_page_per_block; + /* Check i we've reached the end of flash. */ + if (page >= mtd.size >> chip->page_shift) + return -ENOMEM; + } + } + } + + return 0; +} + +int nand_default_bbt(struct mtd_info *mtd) +{ + return 0; +} + +void nand_init(void) +{ +} + +void nand_deselect(void) +{ +} + diff --git a/drivers/serial/serial_mxc.c b/drivers/serial/serial_mxc.c index 56bee55..313d560 100644 --- a/drivers/serial/serial_mxc.c +++ b/drivers/serial/serial_mxc.c @@ -77,7 +77,7 @@ #define UCR3_DSR (1<<10) /* Data set ready */ #define UCR3_DCD (1<<9) /* Data carrier detect */ #define UCR3_RI (1<<8) /* Ring indicator */ -#define UCR3_TIMEOUTEN (1<<7) /* Timeout interrupt enable */ +#define UCR3_ADNIMP (1<<7) /* Autobaud Detection Not Improved */ #define UCR3_RXDSEN (1<<6) /* Receive status interrupt enable */ #define UCR3_AIRINTEN (1<<5) /* Async IR wake interrupt enable */ #define UCR3_AWAKEN (1<<4) /* Async wake interrupt enable */ @@ -186,7 +186,7 @@ static int mxc_serial_init(void) while (!(__REG(UART_PHYS + UCR2) & UCR2_SRST)); - __REG(UART_PHYS + UCR3) = 0x0704; + __REG(UART_PHYS + UCR3) = 0x0704 | UCR3_ADNIMP; __REG(UART_PHYS + UCR4) = 0x8000; __REG(UART_PHYS + UESC) = 0x002b; __REG(UART_PHYS + UTIM) = 0x0; diff --git a/include/configs/embestmx6boards.h b/include/configs/embestmx6boards.h index eb91c44..f1000f3 100644 --- a/include/configs/embestmx6boards.h +++ b/include/configs/embestmx6boards.h @@ -20,7 +20,7 @@ #include <linux/sizes.h> #define CONFIG_MXC_UART_BASE UART2_BASE -#define CONFIG_CONSOLE_DEV "ttymxc0" +#define CONFIG_CONSOLE_DEV "ttymxc1" #define CONFIG_MMCROOT "/dev/mmcblk1p2" #define PHYS_SDRAM_SIZE (1u * 1024 * 1024 * 1024) @@ -293,7 +293,7 @@ #if defined(CONFIG_ENV_IS_IN_MMC) /* RiOTboard */ -#define CONFIG_DEFAULT_FDT_FILE "imx6s-riotboard.dtb" +#define CONFIG_DEFAULT_FDT_FILE "imx6dl-riotboard.dtb" #define CONFIG_SYS_FSL_USDHC_NUM 3 #define CONFIG_SYS_MMC_ENV_DEV 2 /* SDHC4 */ #define CONFIG_ENV_OFFSET (6 * 64 * 1024) diff --git a/include/configs/gw_ventana.h b/include/configs/gw_ventana.h index f41c96e..8197a72 100644 --- a/include/configs/gw_ventana.h +++ b/include/configs/gw_ventana.h @@ -7,6 +7,17 @@ #ifndef __CONFIG_H #define __CONFIG_H +/* SPL */ +#define CONFIG_SPL_NAND_SUPPORT +#define CONFIG_SPL_MMC_SUPPORT +#define CONFIG_SPL_FAT_SUPPORT +/* +#define CONFIG_SPL_SATA_SUPPORT +*/ +/* Location in NAND to read U-Boot from */ +#define CONFIG_SYS_NAND_U_BOOT_OFFS (14 * 1024 * 1024) + +#include "imx6_spl.h" /* common IMX6 SPL configuration */ #include "mx6_common.h" #define CONFIG_MX6 #define CONFIG_DISPLAY_CPUINFO /* display cpu info */ diff --git a/include/configs/imx6_spl.h b/include/configs/imx6_spl.h new file mode 100644 index 0000000..6fdc438 --- /dev/null +++ b/include/configs/imx6_spl.h @@ -0,0 +1,71 @@ +/* + * Copyright (C) 2014 Gateworks Corporation + * Author: Tim Harvey <tharvey@gateworks.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#ifndef __IMX6_SPL_CONFIG_H +#define __IMX6_SPL_CONFIG_H + +#ifdef CONFIG_SPL + +#define CONFIG_SPL_FRAMEWORK + +/* + * see Figure 8-3 in IMX6DQ/IMX6SDL Reference manuals: + * - IMX6SDL OCRAM (IRAM) is from 0x00907000 to 0x0091FFFF + * - IMX6DQ has 2x IRAM of IMX6SDL but we intend to support IMX6SDL as well + * - BOOT ROM stack is at 0x0091FFB8 + * - if icache/dcache is enabled (eFuse/strapping controlled) then the + * IMX BOOT ROM will setup MMU table at 0x00918000, therefore we need to + * fit between 0x00907000 and 0x00918000. + * - Additionally the BOOT ROM loads what they consider the firmware image + * which consists of a 4K header in front of us that contains the IVT, DCD + * and some padding thus 'our' max size is really 0x00908000 - 0x00918000 + * or 64KB + */ +#define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/armv7/omap-common/u-boot-spl.lds" +#define CONFIG_SPL_TEXT_BASE 0x00908000 +#define CONFIG_SPL_MAX_SIZE (64 * 1024) +#define CONFIG_SPL_START_S_PATH "arch/arm/cpu/armv7" +#define CONFIG_SPL_STACK 0x0091FFB8 +#define CONFIG_SPL_LIBCOMMON_SUPPORT +#define CONFIG_SPL_LIBGENERIC_SUPPORT +#define CONFIG_SPL_SERIAL_SUPPORT +#define CONFIG_SPL_I2C_SUPPORT +#define CONFIG_SPL_GPIO_SUPPORT + +/* NAND support */ +#if defined(CONFIG_SPL_NAND_SUPPORT) +#define CONFIG_SPL_NAND_MXS +#define CONFIG_SPL_DMA_SUPPORT +#endif + +/* MMC support */ +#if defined(CONFIG_SPL_MMC_SUPPORT) +#define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR 138 /* offset 69KB */ +#define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS 800 /* 400 KB */ +#define CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION 1 +#define CONFIG_SYS_MONITOR_LEN (CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS/2*1024) +#endif + +/* SATA support */ +#if defined(CONFIG_SPL_SATA_SUPPORT) +#define CONFIG_SPL_SATA_BOOT_DEVICE 0 +#define CONFIG_SYS_SATA_FAT_BOOT_PARTITION 1 +#endif + +/* Define the payload for FAT/EXT support */ +#if defined(CONFIG_SPL_FAT_SUPPORT) || defined(CONFIG_SPL_EXT_SUPPORT) +#define CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME "u-boot.img" +#define CONFIG_SPL_LIBDISK_SUPPORT +#endif + +#define CONFIG_SPL_BSS_START_ADDR 0x18200000 +#define CONFIG_SPL_BSS_MAX_SIZE 0x100000 /* 1 MB */ +#define CONFIG_SYS_SPL_MALLOC_START 0x18300000 +#define CONFIG_SYS_SPL_MALLOC_SIZE 0x3200000 /* 50 MB */ +#define CONFIG_SYS_TEXT_BASE 0x17800000 +#endif + +#endif diff --git a/include/configs/m53evk.h b/include/configs/m53evk.h index f401470..0f2a3ac 100644 --- a/include/configs/m53evk.h +++ b/include/configs/m53evk.h @@ -9,6 +9,7 @@ #define __M53EVK_CONFIG_H__ #define CONFIG_MX53 +#define CONFIG_SYS_GENERIC_BOARD #define CONFIG_MXC_GPIO #include <asm/arch/imx-regs.h> diff --git a/include/configs/mx28evk.h b/include/configs/mx28evk.h index 9b9124a..9daa0bf 100644 --- a/include/configs/mx28evk.h +++ b/include/configs/mx28evk.h @@ -48,7 +48,11 @@ #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 /* Environment */ +#ifndef CONFIG_ENV_IS_IN_SPI_FLASH #define CONFIG_ENV_SIZE (16 * 1024) +#else +#define CONFIG_ENV_SIZE (4 * 1024) +#endif #define CONFIG_ENV_OVERWRITE /* Environment is in MMC */ @@ -70,7 +74,6 @@ /* Environemnt is in SPI flash */ #if defined(CONFIG_CMD_SF) && defined(CONFIG_ENV_IS_IN_SPI_FLASH) #define CONFIG_SYS_REDUNDAND_ENVIRONMENT -#define CONFIG_ENV_SIZE 0x1000 /* 4KB */ #define CONFIG_ENV_OFFSET 0x40000 /* 256K */ #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE) #define CONFIG_ENV_SECT_SIZE 0x1000 diff --git a/include/configs/mx6_common.h b/include/configs/mx6_common.h index 8a8920f..e4a5cc5 100644 --- a/include/configs/mx6_common.h +++ b/include/configs/mx6_common.h @@ -17,7 +17,6 @@ #ifndef __MX6_COMMON_H #define __MX6_COMMON_H -#define CONFIG_ARM_ERRATA_742230 #define CONFIG_ARM_ERRATA_743622 #define CONFIG_ARM_ERRATA_751472 #define CONFIG_ARM_ERRATA_794072 diff --git a/include/configs/mx6qsabreauto.h b/include/configs/mx6qsabreauto.h index bd0144f..d1639c4 100644 --- a/include/configs/mx6qsabreauto.h +++ b/include/configs/mx6qsabreauto.h @@ -12,7 +12,11 @@ #define CONFIG_MACH_TYPE 3529 #define CONFIG_MXC_UART_BASE UART4_BASE #define CONFIG_CONSOLE_DEV "ttymxc3" +#if defined CONFIG_MX6Q #define CONFIG_DEFAULT_FDT_FILE "imx6q-sabreauto.dtb" +#elif defined CONFIG_MX6DL +#define CONFIG_DEFAULT_FDT_FILE "imx6dl-sabreauto.dtb" +#endif #define CONFIG_MMCROOT "/dev/mmcblk0p2" #define PHYS_SDRAM_SIZE (2u * 1024 * 1024 * 1024) diff --git a/include/configs/mx6sabresd.h b/include/configs/mx6sabresd.h index 0fa6573..e666ebb 100644 --- a/include/configs/mx6sabresd.h +++ b/include/configs/mx6sabresd.h @@ -59,4 +59,16 @@ #define CONFIG_PCIE_IMX_POWER_GPIO IMX_GPIO_NR(3, 19) #endif +/* I2C Configs */ +#define CONFIG_CMD_I2C +#define CONFIG_SYS_I2C +#define CONFIG_SYS_I2C_MXC +#define CONFIG_SYS_I2C_SPEED 100000 + +/* PMIC */ +#define CONFIG_POWER +#define CONFIG_POWER_I2C +#define CONFIG_POWER_PFUZE100 +#define CONFIG_POWER_PFUZE100_I2C_ADDR 0x08 + #endif /* __MX6QSABRESD_CONFIG_H */ diff --git a/include/power/pfuze100_pmic.h b/include/power/pfuze100_pmic.h index 444aba6..0002f1e 100644 --- a/include/power/pfuze100_pmic.h +++ b/include/power/pfuze100_pmic.h @@ -15,7 +15,11 @@ enum { PFUZE100_FABID = 0x04, PFUZE100_SW1ABVOL = 0x20, + PFUZE100_SW1ABSTBY = 0x21, + PUZE_100_SW1ABCONF = 0x24, PFUZE100_SW1CVOL = 0x2e, + PFUZE100_SW1CSTBY = 0x2f, + PFUZE100_SW1CCONF = 0x32, PFUZE100_SW2VOL = 0x35, PFUZE100_SW3AVOL = 0x3c, PFUZE100_SW3BVOL = 0x43, |