diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/dma/apbh_dma.c | 5 | ||||
| -rw-r--r-- | drivers/misc/Makefile | 2 | ||||
| -rw-r--r-- | drivers/misc/fsl_iim.c | 286 | ||||
| -rw-r--r-- | drivers/misc/mxc_ocotp.c | 216 | ||||
| -rw-r--r-- | drivers/mmc/mxsmmc.c | 2 | ||||
| -rw-r--r-- | drivers/mtd/nand/mxc_nand_spl.c | 10 | ||||
| -rw-r--r-- | drivers/mtd/nand/mxs_nand.c | 15 | ||||
| -rw-r--r-- | drivers/spi/mxs_spi.c | 2 | ||||
| -rw-r--r-- | drivers/usb/host/ehci-mx5.c | 73 | ||||
| -rw-r--r-- | drivers/video/Makefile | 1 | ||||
| -rw-r--r-- | drivers/video/cfb_console.c | 4 | ||||
| -rw-r--r-- | drivers/video/mxsfb.c | 189 |
12 files changed, 722 insertions, 83 deletions
diff --git a/drivers/dma/apbh_dma.c b/drivers/dma/apbh_dma.c index 0c1cd83..510cb28 100644 --- a/drivers/dma/apbh_dma.c +++ b/drivers/dma/apbh_dma.c @@ -31,7 +31,8 @@ #include <asm/arch/clock.h> #include <asm/arch/imx-regs.h> #include <asm/arch/sys_proto.h> -#include <asm/arch/dma.h> +#include <asm/imx-common/dma.h> +#include <asm/imx-common/regs-apbh.h> static struct mxs_dma_chan mxs_dma_channels[MXS_MAX_DMA_CHANNELS]; @@ -226,7 +227,7 @@ static int mxs_dma_reset(int channel) #if defined(CONFIG_MX23) uint32_t setreg = (uint32_t)(&apbh_regs->hw_apbh_ctrl0_set); uint32_t offset = APBH_CTRL0_RESET_CHANNEL_OFFSET; -#elif defined(CONFIG_MX28) +#elif (defined(CONFIG_MX28) || defined(CONFIG_MX6)) uint32_t setreg = (uint32_t)(&apbh_regs->hw_apbh_channel_ctrl_set); uint32_t offset = APBH_CHANNEL_CTRL_RESET_CHANNEL_OFFSET; #endif diff --git a/drivers/misc/Makefile b/drivers/misc/Makefile index 8cdc3b6..5d869b4 100644 --- a/drivers/misc/Makefile +++ b/drivers/misc/Makefile @@ -28,8 +28,10 @@ LIB := $(obj)libmisc.o COBJS-$(CONFIG_ALI152X) += ali512x.o COBJS-$(CONFIG_DS4510) += ds4510.o COBJS-$(CONFIG_CBMEM_CONSOLE) += cbmem_console.o +COBJS-$(CONFIG_FSL_IIM) += fsl_iim.o COBJS-$(CONFIG_GPIO_LED) += gpio_led.o COBJS-$(CONFIG_FSL_MC9SDZ60) += mc9sdz60.o +COBJS-$(CONFIG_MXC_OCOTP) += mxc_ocotp.o COBJS-$(CONFIG_NS87308) += ns87308.o COBJS-$(CONFIG_PDSP188x) += pdsp188x.o COBJS-$(CONFIG_STATUS_LED) += status_led.o diff --git a/drivers/misc/fsl_iim.c b/drivers/misc/fsl_iim.c new file mode 100644 index 0000000..9179fbb --- /dev/null +++ b/drivers/misc/fsl_iim.c @@ -0,0 +1,286 @@ +/* + * (C) Copyright 2009-2013 ADVANSEE + * Benoît Thébaudeau <benoit.thebaudeau@advansee.com> + * + * Based on the mpc512x iim code: + * Copyright 2008 Silicon Turnkey Express, Inc. + * Martha Marx <mmarx@silicontkx.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <fuse.h> +#include <asm/errno.h> +#include <asm/io.h> +#ifndef CONFIG_MPC512X +#include <asm/arch/imx-regs.h> +#endif + +/* FSL IIM-specific constants */ +#define STAT_BUSY 0x80 +#define STAT_PRGD 0x02 +#define STAT_SNSD 0x01 + +#define STATM_PRGD_M 0x02 +#define STATM_SNSD_M 0x01 + +#define ERR_PRGE 0x80 +#define ERR_WPE 0x40 +#define ERR_OPE 0x20 +#define ERR_RPE 0x10 +#define ERR_WLRE 0x08 +#define ERR_SNSE 0x04 +#define ERR_PARITYE 0x02 + +#define EMASK_PRGE_M 0x80 +#define EMASK_WPE_M 0x40 +#define EMASK_OPE_M 0x20 +#define EMASK_RPE_M 0x10 +#define EMASK_WLRE_M 0x08 +#define EMASK_SNSE_M 0x04 +#define EMASK_PARITYE_M 0x02 + +#define FCTL_DPC 0x80 +#define FCTL_PRG_LENGTH_MASK 0x70 +#define FCTL_ESNS_N 0x08 +#define FCTL_ESNS_0 0x04 +#define FCTL_ESNS_1 0x02 +#define FCTL_PRG 0x01 + +#define UA_A_BANK_MASK 0x38 +#define UA_A_ROWH_MASK 0x07 + +#define LA_A_ROWL_MASK 0xf8 +#define LA_A_BIT_MASK 0x07 + +#define PREV_PROD_REV_MASK 0xf8 +#define PREV_PROD_VT_MASK 0x07 + +/* Select the correct accessors depending on endianness */ +#if __BYTE_ORDER == __LITTLE_ENDIAN +#define iim_read32 in_le32 +#define iim_write32 out_le32 +#define iim_clrsetbits32 clrsetbits_le32 +#define iim_clrbits32 clrbits_le32 +#define iim_setbits32 setbits_le32 +#elif __BYTE_ORDER == __BIG_ENDIAN +#define iim_read32 in_be32 +#define iim_write32 out_be32 +#define iim_clrsetbits32 clrsetbits_be32 +#define iim_clrbits32 clrbits_be32 +#define iim_setbits32 setbits_be32 +#else +#error Endianess is not defined: please fix to continue +#endif + +/* IIM control registers */ +struct fsl_iim { + u32 stat; + u32 statm; + u32 err; + u32 emask; + u32 fctl; + u32 ua; + u32 la; + u32 sdat; + u32 prev; + u32 srev; + u32 prg_p; + u32 scs[0x1f5]; + struct { + u32 word[0x100]; + } bank[8]; +}; + +static int prepare_access(struct fsl_iim **regs, u32 bank, u32 word, int assert, + const char *caller) +{ + *regs = (struct fsl_iim *)IIM_BASE_ADDR; + + if (bank >= ARRAY_SIZE((*regs)->bank) || + word >= ARRAY_SIZE((*regs)->bank[0].word) || + !assert) { + printf("fsl_iim %s(): Invalid argument\n", caller); + return -EINVAL; + } + + return 0; +} + +static void clear_status(struct fsl_iim *regs) +{ + iim_setbits32(®s->stat, 0); + iim_setbits32(®s->err, 0); +} + +static void finish_access(struct fsl_iim *regs, u32 *stat, u32 *err) +{ + *stat = iim_read32(®s->stat); + *err = iim_read32(®s->err); + clear_status(regs); +} + +static int prepare_read(struct fsl_iim **regs, u32 bank, u32 word, u32 *val, + const char *caller) +{ + int ret; + + ret = prepare_access(regs, bank, word, val != NULL, caller); + if (ret) + return ret; + + clear_status(*regs); + + return 0; +} + +int fuse_read(u32 bank, u32 word, u32 *val) +{ + struct fsl_iim *regs; + u32 stat, err; + int ret; + + ret = prepare_read(®s, bank, word, val, __func__); + if (ret) + return ret; + + *val = iim_read32(®s->bank[bank].word[word]); + finish_access(regs, &stat, &err); + + if (err & ERR_RPE) { + puts("fsl_iim fuse_read(): Read protect error\n"); + return -EIO; + } + + return 0; +} + +static void direct_access(struct fsl_iim *regs, u32 bank, u32 word, u32 bit, + u32 fctl, u32 *stat, u32 *err) +{ + iim_write32(®s->ua, bank << 3 | word >> 5); + iim_write32(®s->la, (word << 3 | bit) & 0xff); + if (fctl == FCTL_PRG) + iim_write32(®s->prg_p, 0xaa); + iim_setbits32(®s->fctl, fctl); + while (iim_read32(®s->stat) & STAT_BUSY) + udelay(20); + finish_access(regs, stat, err); +} + +int fuse_sense(u32 bank, u32 word, u32 *val) +{ + struct fsl_iim *regs; + u32 stat, err; + int ret; + + ret = prepare_read(®s, bank, word, val, __func__); + if (ret) + return ret; + + direct_access(regs, bank, word, 0, FCTL_ESNS_N, &stat, &err); + + if (err & ERR_SNSE) { + puts("fsl_iim fuse_sense(): Explicit sense cycle error\n"); + return -EIO; + } + + if (!(stat & STAT_SNSD)) { + puts("fsl_iim fuse_sense(): Explicit sense cycle did not complete\n"); + return -EIO; + } + + *val = iim_read32(®s->sdat); + return 0; +} + +static int prog_bit(struct fsl_iim *regs, u32 bank, u32 word, u32 bit) +{ + u32 stat, err; + + clear_status(regs); + direct_access(regs, bank, word, bit, FCTL_PRG, &stat, &err); + iim_write32(®s->prg_p, 0x00); + + if (err & ERR_PRGE) { + puts("fsl_iim fuse_prog(): Program error\n"); + return -EIO; + } + + if (err & ERR_WPE) { + puts("fsl_iim fuse_prog(): Write protect error\n"); + return -EIO; + } + + if (!(stat & STAT_PRGD)) { + puts("fsl_iim fuse_prog(): Program did not complete\n"); + return -EIO; + } + + return 0; +} + +static int prepare_write(struct fsl_iim **regs, u32 bank, u32 word, u32 val, + const char *caller) +{ + return prepare_access(regs, bank, word, !(val & ~0xff), caller); +} + +int fuse_prog(u32 bank, u32 word, u32 val) +{ + struct fsl_iim *regs; + u32 bit; + int ret; + + ret = prepare_write(®s, bank, word, val, __func__); + if (ret) + return ret; + + for (bit = 0; val; bit++, val >>= 1) + if (val & 0x01) { + ret = prog_bit(regs, bank, word, bit); + if (ret) + return ret; + } + + return 0; +} + +int fuse_override(u32 bank, u32 word, u32 val) +{ + struct fsl_iim *regs; + u32 stat, err; + int ret; + + ret = prepare_write(®s, bank, word, val, __func__); + if (ret) + return ret; + + clear_status(regs); + iim_write32(®s->bank[bank].word[word], val); + finish_access(regs, &stat, &err); + + if (err & ERR_OPE) { + puts("fsl_iim fuse_override(): Override protect error\n"); + return -EIO; + } + + return 0; +} diff --git a/drivers/misc/mxc_ocotp.c b/drivers/misc/mxc_ocotp.c new file mode 100644 index 0000000..0095b47 --- /dev/null +++ b/drivers/misc/mxc_ocotp.c @@ -0,0 +1,216 @@ +/* + * (C) Copyright 2013 ADVANSEE + * Benoît Thébaudeau <benoit.thebaudeau@advansee.com> + * + * Based on Dirk Behme's + * https://github.com/dirkbehme/u-boot-imx6/blob/28b17e9/drivers/misc/imx_otp.c, + * which is based on Freescale's + * http://git.freescale.com/git/cgit.cgi/imx/uboot-imx.git/tree/drivers/misc/imx_otp.c?h=imx_v2009.08_1.1.0&id=9aa74e6, + * which is: + * Copyright (C) 2011 Freescale Semiconductor, Inc. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <fuse.h> +#include <asm/errno.h> +#include <asm/io.h> +#include <asm/arch/clock.h> +#include <asm/arch/imx-regs.h> + +#define BO_CTRL_WR_UNLOCK 16 +#define BM_CTRL_WR_UNLOCK 0xffff0000 +#define BV_CTRL_WR_UNLOCK_KEY 0x3e77 +#define BM_CTRL_ERROR 0x00000200 +#define BM_CTRL_BUSY 0x00000100 +#define BO_CTRL_ADDR 0 +#define BM_CTRL_ADDR 0x0000007f + +#define BO_TIMING_STROBE_READ 16 +#define BM_TIMING_STROBE_READ 0x003f0000 +#define BV_TIMING_STROBE_READ_NS 37 +#define BO_TIMING_RELAX 12 +#define BM_TIMING_RELAX 0x0000f000 +#define BV_TIMING_RELAX_NS 17 +#define BO_TIMING_STROBE_PROG 0 +#define BM_TIMING_STROBE_PROG 0x00000fff +#define BV_TIMING_STROBE_PROG_US 10 + +#define BM_READ_CTRL_READ_FUSE 0x00000001 + +#define BF(value, field) (((value) << BO_##field) & BM_##field) + +#define WRITE_POSTAMBLE_US 2 + +static void wait_busy(struct ocotp_regs *regs, unsigned int delay_us) +{ + while (readl(®s->ctrl) & BM_CTRL_BUSY) + udelay(delay_us); +} + +static void clear_error(struct ocotp_regs *regs) +{ + writel(BM_CTRL_ERROR, ®s->ctrl_clr); +} + +static int prepare_access(struct ocotp_regs **regs, u32 bank, u32 word, + int assert, const char *caller) +{ + *regs = (struct ocotp_regs *)OCOTP_BASE_ADDR; + + if (bank >= ARRAY_SIZE((*regs)->bank) || + word >= ARRAY_SIZE((*regs)->bank[0].fuse_regs) >> 2 || + !assert) { + printf("mxc_ocotp %s(): Invalid argument\n", caller); + return -EINVAL; + } + + enable_ocotp_clk(1); + + wait_busy(*regs, 1); + clear_error(*regs); + + return 0; +} + +static int finish_access(struct ocotp_regs *regs, const char *caller) +{ + u32 err; + + err = !!(readl(®s->ctrl) & BM_CTRL_ERROR); + clear_error(regs); + + enable_ocotp_clk(0); + + if (err) { + printf("mxc_ocotp %s(): Access protect error\n", caller); + return -EIO; + } + + return 0; +} + +static int prepare_read(struct ocotp_regs **regs, u32 bank, u32 word, u32 *val, + const char *caller) +{ + return prepare_access(regs, bank, word, val != NULL, caller); +} + +int fuse_read(u32 bank, u32 word, u32 *val) +{ + struct ocotp_regs *regs; + int ret; + + ret = prepare_read(®s, bank, word, val, __func__); + if (ret) + return ret; + + *val = readl(®s->bank[bank].fuse_regs[word << 2]); + + return finish_access(regs, __func__); +} + +static void set_timing(struct ocotp_regs *regs) +{ + u32 ipg_clk; + u32 relax, strobe_read, strobe_prog; + u32 timing; + + ipg_clk = mxc_get_clock(MXC_IPG_CLK); + + relax = DIV_ROUND_UP(ipg_clk * BV_TIMING_RELAX_NS, 1000000000) - 1; + strobe_read = DIV_ROUND_UP(ipg_clk * BV_TIMING_STROBE_READ_NS, + 1000000000) + 2 * (relax + 1) - 1; + strobe_prog = DIV_ROUND(ipg_clk * BV_TIMING_STROBE_PROG_US, 1000000) + + 2 * (relax + 1) - 1; + + timing = BF(strobe_read, TIMING_STROBE_READ) | + BF(relax, TIMING_RELAX) | + BF(strobe_prog, TIMING_STROBE_PROG); + + clrsetbits_le32(®s->timing, BM_TIMING_STROBE_READ | BM_TIMING_RELAX | + BM_TIMING_STROBE_PROG, timing); +} + +static void setup_direct_access(struct ocotp_regs *regs, u32 bank, u32 word, + int write) +{ + u32 wr_unlock = write ? BV_CTRL_WR_UNLOCK_KEY : 0; + u32 addr = bank << 3 | word; + + set_timing(regs); + clrsetbits_le32(®s->ctrl, BM_CTRL_WR_UNLOCK | BM_CTRL_ADDR, + BF(wr_unlock, CTRL_WR_UNLOCK) | + BF(addr, CTRL_ADDR)); +} + +int fuse_sense(u32 bank, u32 word, u32 *val) +{ + struct ocotp_regs *regs; + int ret; + + ret = prepare_read(®s, bank, word, val, __func__); + if (ret) + return ret; + + setup_direct_access(regs, bank, word, false); + writel(BM_READ_CTRL_READ_FUSE, ®s->read_ctrl); + wait_busy(regs, 1); + *val = readl(®s->read_fuse_data); + + return finish_access(regs, __func__); +} + +static int prepare_write(struct ocotp_regs **regs, u32 bank, u32 word, + const char *caller) +{ + return prepare_access(regs, bank, word, true, caller); +} + +int fuse_prog(u32 bank, u32 word, u32 val) +{ + struct ocotp_regs *regs; + int ret; + + ret = prepare_write(®s, bank, word, __func__); + if (ret) + return ret; + + setup_direct_access(regs, bank, word, true); + writel(val, ®s->data); + wait_busy(regs, BV_TIMING_STROBE_PROG_US); + udelay(WRITE_POSTAMBLE_US); + + return finish_access(regs, __func__); +} + +int fuse_override(u32 bank, u32 word, u32 val) +{ + struct ocotp_regs *regs; + int ret; + + ret = prepare_write(®s, bank, word, __func__); + if (ret) + return ret; + + writel(val, ®s->bank[bank].fuse_regs[word << 2]); + + return finish_access(regs, __func__); +} diff --git a/drivers/mmc/mxsmmc.c b/drivers/mmc/mxsmmc.c index a89660f..fdaf9c7 100644 --- a/drivers/mmc/mxsmmc.c +++ b/drivers/mmc/mxsmmc.c @@ -41,7 +41,7 @@ #include <asm/arch/clock.h> #include <asm/arch/imx-regs.h> #include <asm/arch/sys_proto.h> -#include <asm/arch/dma.h> +#include <asm/imx-common/dma.h> #include <bouncebuf.h> struct mxsmmc_priv { diff --git a/drivers/mtd/nand/mxc_nand_spl.c b/drivers/mtd/nand/mxc_nand_spl.c index edc589e..f13d5fc 100644 --- a/drivers/mtd/nand/mxc_nand_spl.c +++ b/drivers/mtd/nand/mxc_nand_spl.c @@ -290,7 +290,7 @@ static int is_badblock(int pagenumber) return 0; } -static int nand_load(unsigned int from, unsigned int size, unsigned char *buf) +int nand_spl_load_image(uint32_t from, unsigned int size, void *buf) { int i; unsigned int page; @@ -303,6 +303,7 @@ static int nand_load(unsigned int from, unsigned int size, unsigned char *buf) page = from / CONFIG_SYS_NAND_PAGE_SIZE; i = 0; + size = roundup(size, CONFIG_SYS_NAND_PAGE_SIZE); while (i < size / CONFIG_SYS_NAND_PAGE_SIZE) { if (nfc_read_page(page, buf) < 0) return -1; @@ -332,6 +333,7 @@ static int nand_load(unsigned int from, unsigned int size, unsigned char *buf) return 0; } +#ifndef CONFIG_SPL_FRAMEWORK /* * The main entry for NAND booting. It's necessary that SDRAM is already * configured and available since this code loads the main U-Boot image @@ -345,8 +347,9 @@ void nand_boot(void) * CONFIG_SYS_NAND_U_BOOT_OFFS and CONFIG_SYS_NAND_U_BOOT_SIZE must * be aligned to full pages */ - if (!nand_load(CONFIG_SYS_NAND_U_BOOT_OFFS, CONFIG_SYS_NAND_U_BOOT_SIZE, - (uchar *)CONFIG_SYS_NAND_U_BOOT_DST)) { + if (!nand_spl_load_image(CONFIG_SYS_NAND_U_BOOT_OFFS, + CONFIG_SYS_NAND_U_BOOT_SIZE, + (uchar *)CONFIG_SYS_NAND_U_BOOT_DST)) { /* Copy from NAND successful, start U-boot */ uboot = (void *)CONFIG_SYS_NAND_U_BOOT_START; uboot(); @@ -355,3 +358,4 @@ void nand_boot(void) hang(); } } +#endif diff --git a/drivers/mtd/nand/mxs_nand.c b/drivers/mtd/nand/mxs_nand.c index e38e151..398e4dd 100644 --- a/drivers/mtd/nand/mxs_nand.c +++ b/drivers/mtd/nand/mxs_nand.c @@ -34,12 +34,19 @@ #include <asm/io.h> #include <asm/arch/clock.h> #include <asm/arch/imx-regs.h> +#include <asm/imx-common/regs-bch.h> +#include <asm/imx-common/regs-gpmi.h> #include <asm/arch/sys_proto.h> -#include <asm/arch/dma.h> +#include <asm/imx-common/dma.h> #define MXS_NAND_DMA_DESCRIPTOR_COUNT 4 #define MXS_NAND_CHUNK_DATA_CHUNK_SIZE 512 +#if defined(CONFIG_MX6) +#define MXS_NAND_CHUNK_DATA_CHUNK_SIZE_SHIFT 2 +#else +#define MXS_NAND_CHUNK_DATA_CHUNK_SIZE_SHIFT 0 +#endif #define MXS_NAND_METADATA_SIZE 10 #define MXS_NAND_COMMAND_BUFFER_SIZE 32 @@ -980,14 +987,16 @@ static int mxs_nand_scan_bbt(struct mtd_info *mtd) tmp |= MXS_NAND_METADATA_SIZE << BCH_FLASHLAYOUT0_META_SIZE_OFFSET; tmp |= (mxs_nand_get_ecc_strength(mtd->writesize, mtd->oobsize) >> 1) << BCH_FLASHLAYOUT0_ECC0_OFFSET; - tmp |= MXS_NAND_CHUNK_DATA_CHUNK_SIZE; + tmp |= MXS_NAND_CHUNK_DATA_CHUNK_SIZE + >> MXS_NAND_CHUNK_DATA_CHUNK_SIZE_SHIFT; writel(tmp, &bch_regs->hw_bch_flash0layout0); tmp = (mtd->writesize + mtd->oobsize) << BCH_FLASHLAYOUT1_PAGE_SIZE_OFFSET; tmp |= (mxs_nand_get_ecc_strength(mtd->writesize, mtd->oobsize) >> 1) << BCH_FLASHLAYOUT1_ECCN_OFFSET; - tmp |= MXS_NAND_CHUNK_DATA_CHUNK_SIZE; + tmp |= MXS_NAND_CHUNK_DATA_CHUNK_SIZE + >> MXS_NAND_CHUNK_DATA_CHUNK_SIZE_SHIFT; writel(tmp, &bch_regs->hw_bch_flash0layout1); /* Set *all* chip selects to use layout 0 */ diff --git a/drivers/spi/mxs_spi.c b/drivers/spi/mxs_spi.c index aa999f9..db98a13 100644 --- a/drivers/spi/mxs_spi.c +++ b/drivers/spi/mxs_spi.c @@ -31,7 +31,7 @@ #include <asm/arch/clock.h> #include <asm/arch/imx-regs.h> #include <asm/arch/sys_proto.h> -#include <asm/arch/dma.h> +#include <asm/imx-common/dma.h> #define MXS_SPI_MAX_TIMEOUT 1000000 #define MXS_SPI_PORT_OFFSET 0x2000 diff --git a/drivers/usb/host/ehci-mx5.c b/drivers/usb/host/ehci-mx5.c index adbed5c..f43c38d 100644 --- a/drivers/usb/host/ehci-mx5.c +++ b/drivers/usb/host/ehci-mx5.c @@ -21,8 +21,6 @@ #include <asm/io.h> #include <asm/arch/imx-regs.h> #include <asm/arch/clock.h> -#include <asm/arch/mx5x_pins.h> -#include <asm/arch/iomux.h> #include "ehci.h" @@ -87,77 +85,6 @@ /* USB_CTRL_1 */ #define MXC_USB_CTRL_UH1_EXT_CLK_EN (1 << 25) -/* USB pin configuration */ -#define USB_PAD_CONFIG (PAD_CTL_PKE_ENABLE | PAD_CTL_SRE_FAST | \ - PAD_CTL_DRV_HIGH | PAD_CTL_100K_PU | \ - PAD_CTL_HYS_ENABLE | PAD_CTL_PUE_PULL) - -#ifdef CONFIG_MX51 -/* - * Configure the MX51 USB H1 IOMUX - */ -void setup_iomux_usb_h1(void) -{ - mxc_request_iomux(MX51_PIN_USBH1_STP, IOMUX_CONFIG_ALT0); - mxc_iomux_set_pad(MX51_PIN_USBH1_STP, USB_PAD_CONFIG); - mxc_request_iomux(MX51_PIN_USBH1_CLK, IOMUX_CONFIG_ALT0); - mxc_iomux_set_pad(MX51_PIN_USBH1_CLK, USB_PAD_CONFIG); - mxc_request_iomux(MX51_PIN_USBH1_DIR, IOMUX_CONFIG_ALT0); - mxc_iomux_set_pad(MX51_PIN_USBH1_DIR, USB_PAD_CONFIG); - mxc_request_iomux(MX51_PIN_USBH1_NXT, IOMUX_CONFIG_ALT0); - mxc_iomux_set_pad(MX51_PIN_USBH1_NXT, USB_PAD_CONFIG); - - mxc_request_iomux(MX51_PIN_USBH1_DATA0, IOMUX_CONFIG_ALT0); - mxc_iomux_set_pad(MX51_PIN_USBH1_DATA0, USB_PAD_CONFIG); - mxc_request_iomux(MX51_PIN_USBH1_DATA1, IOMUX_CONFIG_ALT0); - mxc_iomux_set_pad(MX51_PIN_USBH1_DATA1, USB_PAD_CONFIG); - mxc_request_iomux(MX51_PIN_USBH1_DATA2, IOMUX_CONFIG_ALT0); - mxc_iomux_set_pad(MX51_PIN_USBH1_DATA2, USB_PAD_CONFIG); - mxc_request_iomux(MX51_PIN_USBH1_DATA3, IOMUX_CONFIG_ALT0); - mxc_iomux_set_pad(MX51_PIN_USBH1_DATA3, USB_PAD_CONFIG); - mxc_request_iomux(MX51_PIN_USBH1_DATA4, IOMUX_CONFIG_ALT0); - mxc_iomux_set_pad(MX51_PIN_USBH1_DATA4, USB_PAD_CONFIG); - mxc_request_iomux(MX51_PIN_USBH1_DATA5, IOMUX_CONFIG_ALT0); - mxc_iomux_set_pad(MX51_PIN_USBH1_DATA5, USB_PAD_CONFIG); - mxc_request_iomux(MX51_PIN_USBH1_DATA6, IOMUX_CONFIG_ALT0); - mxc_iomux_set_pad(MX51_PIN_USBH1_DATA6, USB_PAD_CONFIG); - mxc_request_iomux(MX51_PIN_USBH1_DATA7, IOMUX_CONFIG_ALT0); - mxc_iomux_set_pad(MX51_PIN_USBH1_DATA7, USB_PAD_CONFIG); -} - -/* - * Configure the MX51 USB H2 IOMUX - */ -void setup_iomux_usb_h2(void) -{ - mxc_request_iomux(MX51_PIN_EIM_A24, IOMUX_CONFIG_ALT2); - mxc_iomux_set_pad(MX51_PIN_EIM_A24, USB_PAD_CONFIG); - mxc_request_iomux(MX51_PIN_EIM_A25, IOMUX_CONFIG_ALT2); - mxc_iomux_set_pad(MX51_PIN_EIM_A25, USB_PAD_CONFIG); - mxc_request_iomux(MX51_PIN_EIM_A26, IOMUX_CONFIG_ALT2); - mxc_iomux_set_pad(MX51_PIN_EIM_A26, USB_PAD_CONFIG); - mxc_request_iomux(MX51_PIN_EIM_A27, IOMUX_CONFIG_ALT2); - mxc_iomux_set_pad(MX51_PIN_EIM_A27, USB_PAD_CONFIG); - - mxc_request_iomux(MX51_PIN_EIM_D16, IOMUX_CONFIG_ALT2); - mxc_iomux_set_pad(MX51_PIN_EIM_D16, USB_PAD_CONFIG); - mxc_request_iomux(MX51_PIN_EIM_D17, IOMUX_CONFIG_ALT2); - mxc_iomux_set_pad(MX51_PIN_EIM_D17, USB_PAD_CONFIG); - mxc_request_iomux(MX51_PIN_EIM_D18, IOMUX_CONFIG_ALT2); - mxc_iomux_set_pad(MX51_PIN_EIM_D18, USB_PAD_CONFIG); - mxc_request_iomux(MX51_PIN_EIM_D19, IOMUX_CONFIG_ALT2); - mxc_iomux_set_pad(MX51_PIN_EIM_D19, USB_PAD_CONFIG); - mxc_request_iomux(MX51_PIN_EIM_D20, IOMUX_CONFIG_ALT2); - mxc_iomux_set_pad(MX51_PIN_EIM_D20, USB_PAD_CONFIG); - mxc_request_iomux(MX51_PIN_EIM_D21, IOMUX_CONFIG_ALT2); - mxc_iomux_set_pad(MX51_PIN_EIM_D21, USB_PAD_CONFIG); - mxc_request_iomux(MX51_PIN_EIM_D22, IOMUX_CONFIG_ALT2); - mxc_iomux_set_pad(MX51_PIN_EIM_D22, USB_PAD_CONFIG); - mxc_request_iomux(MX51_PIN_EIM_D23, IOMUX_CONFIG_ALT2); - mxc_iomux_set_pad(MX51_PIN_EIM_D23, USB_PAD_CONFIG); -} -#endif - int mxc_set_usbcontrol(int port, unsigned int flags) { unsigned int v; diff --git a/drivers/video/Makefile b/drivers/video/Makefile index 53952ab..68ff34b 100644 --- a/drivers/video/Makefile +++ b/drivers/video/Makefile @@ -49,6 +49,7 @@ COBJS-$(CONFIG_VIDEO_MB862xx) += mb862xx.o videomodes.o COBJS-$(CONFIG_VIDEO_MB86R0xGDC) += mb86r0xgdc.o videomodes.o COBJS-$(CONFIG_VIDEO_MX3) += mx3fb.o videomodes.o COBJS-$(CONFIG_VIDEO_IPUV3) += mxc_ipuv3_fb.o ipu_common.o ipu_disp.o +COBJS-$(CONFIG_VIDEO_MXS) += mxsfb.o videomodes.o COBJS-$(CONFIG_VIDEO_OMAP3) += omap3_dss.o COBJS-$(CONFIG_VIDEO_SED13806) += sed13806.o COBJS-$(CONFIG_VIDEO_SM501) += sm501.o diff --git a/drivers/video/cfb_console.c b/drivers/video/cfb_console.c index 61e1058..0793f07 100644 --- a/drivers/video/cfb_console.c +++ b/drivers/video/cfb_console.c @@ -151,6 +151,10 @@ #endif #endif +#ifdef CONFIG_VIDEO_MXS +#define VIDEO_FB_16BPP_WORD_SWAP +#endif + /* * Defines for the MB862xx driver */ diff --git a/drivers/video/mxsfb.c b/drivers/video/mxsfb.c new file mode 100644 index 0000000..461ff6e --- /dev/null +++ b/drivers/video/mxsfb.c @@ -0,0 +1,189 @@ +/* + * Freescale i.MX23/i.MX28 LCDIF driver + * + * Copyright (C) 2011-2013 Marek Vasut <marex@denx.de> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ +#include <common.h> +#include <malloc.h> +#include <video_fb.h> + +#include <asm/arch/imx-regs.h> +#include <asm/arch/clock.h> +#include <asm/arch/sys_proto.h> +#include <asm/errno.h> +#include <asm/io.h> + +#include "videomodes.h" + +#define PS2KHZ(ps) (1000000000UL / (ps)) + +static GraphicDevice panel; + +/* + * DENX M28EVK: + * setenv videomode + * video=ctfb:x:800,y:480,depth:18,mode:0,pclk:30066, + * le:0,ri:256,up:0,lo:45,hs:1,vs:1,sync:100663296,vmode:0 + */ + +static void mxs_lcd_init(GraphicDevice *panel, + struct ctfb_res_modes *mode, int bpp) +{ + struct mxs_lcdif_regs *regs = (struct mxs_lcdif_regs *)MXS_LCDIF_BASE; + uint32_t word_len = 0, bus_width = 0; + uint8_t valid_data = 0; + + /* Kick in the LCDIF clock */ + mxs_set_lcdclk(PS2KHZ(mode->pixclock)); + + /* Restart the LCDIF block */ + mxs_reset_block(®s->hw_lcdif_ctrl_reg); + + switch (bpp) { + case 24: + word_len = LCDIF_CTRL_WORD_LENGTH_24BIT; + bus_width = LCDIF_CTRL_LCD_DATABUS_WIDTH_24BIT; + valid_data = 0x7; + break; + case 18: + word_len = LCDIF_CTRL_WORD_LENGTH_24BIT; + bus_width = LCDIF_CTRL_LCD_DATABUS_WIDTH_18BIT; + valid_data = 0x7; + break; + case 16: + word_len = LCDIF_CTRL_WORD_LENGTH_16BIT; + bus_width = LCDIF_CTRL_LCD_DATABUS_WIDTH_16BIT; + valid_data = 0xf; + break; + case 8: + word_len = LCDIF_CTRL_WORD_LENGTH_8BIT; + bus_width = LCDIF_CTRL_LCD_DATABUS_WIDTH_8BIT; + valid_data = 0xf; + break; + } + + writel(bus_width | word_len | LCDIF_CTRL_DOTCLK_MODE | + LCDIF_CTRL_BYPASS_COUNT | LCDIF_CTRL_LCDIF_MASTER, + ®s->hw_lcdif_ctrl); + + writel(valid_data << LCDIF_CTRL1_BYTE_PACKING_FORMAT_OFFSET, + ®s->hw_lcdif_ctrl1); + writel((mode->yres << LCDIF_TRANSFER_COUNT_V_COUNT_OFFSET) | mode->xres, + ®s->hw_lcdif_transfer_count); + + writel(LCDIF_VDCTRL0_ENABLE_PRESENT | LCDIF_VDCTRL0_ENABLE_POL | + LCDIF_VDCTRL0_VSYNC_PERIOD_UNIT | + LCDIF_VDCTRL0_VSYNC_PULSE_WIDTH_UNIT | + mode->vsync_len, ®s->hw_lcdif_vdctrl0); + writel(mode->upper_margin + mode->lower_margin + + mode->vsync_len + mode->yres, + ®s->hw_lcdif_vdctrl1); + writel((mode->hsync_len << LCDIF_VDCTRL2_HSYNC_PULSE_WIDTH_OFFSET) | + (mode->left_margin + mode->right_margin + + mode->hsync_len + mode->xres), + ®s->hw_lcdif_vdctrl2); + writel(((mode->left_margin + mode->hsync_len) << + LCDIF_VDCTRL3_HORIZONTAL_WAIT_CNT_OFFSET) | + (mode->upper_margin + mode->vsync_len), + ®s->hw_lcdif_vdctrl3); + writel((0 << LCDIF_VDCTRL4_DOTCLK_DLY_SEL_OFFSET) | mode->xres, + ®s->hw_lcdif_vdctrl4); + + writel(panel->frameAdrs, ®s->hw_lcdif_cur_buf); + writel(panel->frameAdrs, ®s->hw_lcdif_next_buf); + + /* Flush FIFO first */ + writel(LCDIF_CTRL1_FIFO_CLEAR, ®s->hw_lcdif_ctrl1_set); + + /* Sync signals ON */ + setbits_le32(®s->hw_lcdif_vdctrl4, LCDIF_VDCTRL4_SYNC_SIGNALS_ON); + + /* FIFO cleared */ + writel(LCDIF_CTRL1_FIFO_CLEAR, ®s->hw_lcdif_ctrl1_clr); + + /* RUN! */ + writel(LCDIF_CTRL_RUN, ®s->hw_lcdif_ctrl_set); +} + +void *video_hw_init(void) +{ + int bpp = -1; + char *penv; + void *fb; + struct ctfb_res_modes mode; + + puts("Video: "); + + /* Suck display configuration from "videomode" variable */ + penv = getenv("videomode"); + if (!penv) { + printf("MXSFB: 'videomode' variable not set!"); + return NULL; + } + + bpp = video_get_params(&mode, penv); + + /* fill in Graphic device struct */ + sprintf(panel.modeIdent, "%dx%dx%d", + mode.xres, mode.yres, bpp); + + panel.winSizeX = mode.xres; + panel.winSizeY = mode.yres; + panel.plnSizeX = mode.xres; + panel.plnSizeY = mode.yres; + + switch (bpp) { + case 24: + case 18: + panel.gdfBytesPP = 4; + panel.gdfIndex = GDF_32BIT_X888RGB; + break; + case 16: + panel.gdfBytesPP = 2; + panel.gdfIndex = GDF_16BIT_565RGB; + break; + case 8: + panel.gdfBytesPP = 1; + panel.gdfIndex = GDF__8BIT_INDEX; + break; + default: + printf("MXSFB: Invalid BPP specified! (bpp = %i)\n", bpp); + return NULL; + } + + panel.memSize = mode.xres * mode.yres * panel.gdfBytesPP; + + /* Allocate framebuffer */ + fb = malloc(panel.memSize); + if (!fb) { + printf("MXSFB: Error allocating framebuffer!\n"); + return NULL; + } + + /* Wipe framebuffer */ + memset(fb, 0, panel.memSize); + + panel.frameAdrs = (u32)fb; + + printf("%s\n", panel.modeIdent); + + /* Start framebuffer */ + mxs_lcd_init(&panel, &mode, bpp); + + return (void *)&panel; +} |