On Tue, Nov 11, 2014 at 12:46:01AM +0100, Luka Perkov wrote:
> On Sat, Oct 25, 2014 at 10:00:33PM +0000, nwf wrote:
> > Salutations openwrt-devel@,
> > 
> > I've gotten an initial Pogoplug V4 build into good enough shape that I think
> > it's worth sharing.  It uses a lightly-tweaked fork of uBoot for the moment
> > (though I'm hoping the tweaks eventually make it back into mainline) and 
> > uses
> > FDT to bring up the kernel.  Thoughts are welcome.
> 
> This patch should be split into two. One for the kernel part and one for
> the uboot package. Also, don't create a new uboot-kirkwood-mibodhi
> package - the existing uboot-kirkwood should be patched instead.
> 
> Luka

Thanks for the feedback!

Let's try this again, then.  Part 1, add support to the existing bootloader,
based almost entirely on mibodhi's code 
(https://github.com/mibodhi/u-boot-kirkwood).

Signed-off-by: Nathaniel Wesley Filardo 
<8s9k8ugo5jgpi3u067229bbackmqi...@cmx.ietfng.org>

diff --git a/package/boot/uboot-kirkwood/Makefile 
b/package/boot/uboot-kirkwood/Makefile
index f12c13b..2d3da67 100644
--- a/package/boot/uboot-kirkwood/Makefile
+++ b/package/boot/uboot-kirkwood/Makefile
@@ -65,6 +65,10 @@ define uboot/pogo_e02_second_stage
   TITLE:=second stage U-Boot for Cloud Engines Pogoplug E02
 endef
 
+define uboot/pogo_v4
+  TITLE:=U-Boot for Cloud Engines Pogoplug V4
+endef
+
 define uboot/sheevaplug
   TITLE:=U-Boot for SheevaPlug
 endef
@@ -74,7 +78,7 @@ UBOOTS:= \
        goflexhome \
        ib62x0 ib62x0_second_stage \
        iconnect iconnect_second_stage \
-       pogo_e02 pogo_e02_second_stage \
+       pogo_e02 pogo_e02_second_stage pogo_v4 \
        sheevaplug
 
 define Package/uboot/template
diff --git a/package/boot/uboot-kirkwood/patches/010-kirkwood_mmc.patch 
b/package/boot/uboot-kirkwood/patches/010-kirkwood_mmc.patch
new file mode 100644
index 0000000..1fe7247
--- /dev/null
+++ b/package/boot/uboot-kirkwood/patches/010-kirkwood_mmc.patch
@@ -0,0 +1,797 @@
+diff --git a/arch/arm/include/asm/arch-kirkwood/kirkwood.h 
b/arch/arm/include/asm/arch-kirkwood/kirkwood.h
+index bc207f5..3ea51d7 100644
+--- a/arch/arm/include/asm/arch-kirkwood/kirkwood.h
++++ b/arch/arm/include/asm/arch-kirkwood/kirkwood.h
+@@ -39,6 +39,7 @@
+ #define KW_EGIGA0_BASE                        (KW_REGISTER(0x72000))
+ #define KW_EGIGA1_BASE                        (KW_REGISTER(0x76000))
+ #define KW_SATA_BASE                  (KW_REGISTER(0x80000))
++#define KW_SDIO_BASE                  (KW_REGISTER(0x90000))
+ 
+ /* Kirkwood Sata controller has two ports */
+ #define KW_SATA_PORT0_OFFSET          0x2000
+diff -uNwr /dev/null b/drivers/mmc/kirkwood_mmc.c
+--- /dev/null  1969-12-31 19:00:00.000000000 -0500
++++ b/drivers/mmc/kirkwood_mmc.c       2014-11-28 01:11:29.681477900 -0500
+@@ -0,0 +1,480 @@
++/*
++ * (C) Copyright 2014 bodhi
++ *
++ * Based on
++ *
++ * (C) Copyright 2014 <ebbes.eb...@gmail.com>
++ *
++ * Based on
++ *
++ * Driver for Marvell SDIO/MMC controller
++ *
++ * (C) Copyright 2012
++ * Marvell Semiconductor <www.marvell.com>
++ * Written-by: Gérald Kerma <uboot at doukki.net>
++ * 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 <malloc.h>
++#include <part.h>
++#include <mmc.h>
++#include <asm/io.h>
++#include <asm/arch/cpu.h>
++#include <asm/arch/kirkwood.h>
++
++#include <kirkwood_mmc.h>
++
++#define DRIVER_NAME   "kwsdio"
++
++static int kw_mmc_setup_data(struct mmc_data *data)
++{
++      u32 ctrl_reg;
++
++#ifdef DEBUG
++      printf("%s, data %s : blocks=%d blksz=%d\n", DRIVER_NAME,
++              (data->flags & MMC_DATA_READ) ? "read" : "write",
++              data->blocks, data->blocksize);
++#endif
++
++      /* default to maximum timeout */
++      ctrl_reg = kwsd_read(SDIO_HOST_CTRL);
++      ctrl_reg |= SDIO_HOST_CTRL_TMOUT(SDIO_HOST_CTRL_TMOUT_MAX);
++      kwsd_write(SDIO_HOST_CTRL, ctrl_reg);
++
++      if (data->flags & MMC_DATA_READ) {
++              kwsd_write(SDIO_SYS_ADDR_LOW,(u32)data->dest & 0xffff);
++              kwsd_write(SDIO_SYS_ADDR_HI,(u32)data->dest >> 16);
++      } else {
++              kwsd_write(SDIO_SYS_ADDR_LOW,(u32)data->src & 0xffff);
++              kwsd_write(SDIO_SYS_ADDR_HI,(u32)data->src >> 16);
++      }
++
++      kwsd_write(SDIO_BLK_COUNT, data->blocks);
++      kwsd_write(SDIO_BLK_SIZE, data->blocksize);
++
++      return 0;
++}
++
++static int kw_mmc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct 
mmc_data *data)
++{
++      int     timeout = 10;
++      int err;
++      ushort waittype = 0;
++      ushort resptype = 0;
++      ushort xfertype = 0;
++      ushort resp_indx = 0;
++
++#ifdef CONFIG_MMC_DEBUG
++      printf("cmdidx [0x%x] resp_type[0x%x] cmdarg[0x%x]\n", cmd->cmdidx, 
cmd->resp_type, cmd->cmdarg);
++#endif
++
++      udelay(10000);
++
++#ifdef CONFIG_MMC_DEBUG
++      printf("%s: cmd %d (hw state 0x%04x)\n", DRIVER_NAME, cmd->cmdidx, 
kwsd_read(SDIO_HW_STATE));
++#endif
++
++      /* Checking if card is busy */
++      while ((kwsd_read(SDIO_HW_STATE) & CARD_BUSY)) {
++              if (timeout == 0) {
++                      printf("%s: card busy!\n", DRIVER_NAME);
++                      return -1;
++              }
++              timeout--;
++              udelay(1000);
++      }
++
++      /* Set up for a data transfer if we have one */
++      if (data) {
++              if ((err = kw_mmc_setup_data(data)))
++                      return err;
++      }
++
++      resptype = SDIO_CMD_INDEX(cmd->cmdidx);
++
++      /* Analyzing resptype/xfertype/waittype for the command */
++      if (cmd->resp_type & MMC_RSP_BUSY)
++              resptype |= SDIO_CMD_RSP_48BUSY;
++      else if (cmd->resp_type & MMC_RSP_136)
++              resptype |= SDIO_CMD_RSP_136;
++      else if (cmd->resp_type & MMC_RSP_PRESENT)
++              resptype |= SDIO_CMD_RSP_48;
++      else
++              resptype |= SDIO_CMD_RSP_NONE;
++
++      if (cmd->resp_type & MMC_RSP_CRC)
++              resptype |= SDIO_CMD_CHECK_CMDCRC;
++
++      if (cmd->resp_type & MMC_RSP_OPCODE)
++              resptype |= SDIO_CMD_INDX_CHECK;
++
++      if (cmd->resp_type & MMC_RSP_PRESENT) {
++              resptype |= SDIO_UNEXPECTED_RESP;
++              waittype |= SDIO_NOR_UNEXP_RSP;
++      }
++
++      if (data) {
++              resptype |= SDIO_CMD_DATA_PRESENT | SDIO_CMD_CHECK_DATACRC16;
++              xfertype |= SDIO_XFER_MODE_HW_WR_DATA_EN;
++              if (data->flags & MMC_DATA_READ) {
++                      xfertype |= SDIO_XFER_MODE_TO_HOST;
++                      waittype = SDIO_NOR_DMA_INI;
++              } else
++                      waittype |= SDIO_NOR_XFER_DONE;
++      } else
++              waittype |= SDIO_NOR_CMD_DONE;
++
++      /* Setting cmd arguments */
++      kwsd_write(SDIO_ARG_LOW, cmd->cmdarg & 0xffff);
++      kwsd_write(SDIO_ARG_HI, cmd->cmdarg >> 16);
++
++      /* Setting Xfer mode */
++      kwsd_write(SDIO_XFER_MODE, xfertype);
++
++      kwsd_write(SDIO_NOR_INTR_STATUS, ~SDIO_NOR_CARD_INT);
++      kwsd_write(SDIO_ERR_INTR_STATUS, SDIO_POLL_MASK);
++
++      /* Sending command */
++      kwsd_write(SDIO_CMD, resptype);
++/*
++      kwsd_write(SDIO_CMD, KW_MMC_MAKE_CMD(cmd->cmdidx, resptype));
++*/
++
++      kwsd_write(SDIO_NOR_INTR_EN, SDIO_POLL_MASK);
++      kwsd_write(SDIO_ERR_INTR_EN, SDIO_POLL_MASK);
++
++      /* Waiting for completion */
++      timeout = 1000000;
++
++      while (!((kwsd_read(SDIO_NOR_INTR_STATUS)) & waittype)) {
++              if (kwsd_read(SDIO_NOR_INTR_STATUS) & SDIO_NOR_ERROR) {
++#ifdef DEBUG
++                      printf("%s: kw_mmc_send_cmd: error! cmdidx : %d, err 
reg: %04x\n", DRIVER_NAME, cmd->cmdidx, kwsd_read(SDIO_ERR_INTR_STATUS));
++#endif
++                      if (kwsd_read(SDIO_ERR_INTR_STATUS) & 
(SDIO_ERR_CMD_TIMEOUT | SDIO_ERR_DATA_TIMEOUT)) {
++                              return TIMEOUT;
++                      }
++                      return COMM_ERR;
++              }
++
++              timeout--;
++              udelay(1);
++              if (timeout <= 0) {
++                      printf("%s: command timed out\n", DRIVER_NAME);
++                      return TIMEOUT;
++              }
++      }
++
++      /* Handling response */
++      if (cmd->resp_type & MMC_RSP_136) {
++              uint response[8];
++              for (resp_indx = 0; resp_indx < 8; resp_indx++)
++                      response[resp_indx] = kwsd_read(SDIO_RSP(resp_indx));
++
++              cmd->response[0] =              ((response[0] & 0x03ff) << 22) |
++                                                              ((response[1] & 
0xffff) << 6) |
++                                                              ((response[2] & 
0xfc00) >> 10);
++              cmd->response[1] =              ((response[2] & 0x03ff) << 22) |
++                                                              ((response[3] & 
0xffff) << 6) |
++                                                              ((response[4] & 
0xfc00) >> 10);
++              cmd->response[2] =              ((response[4] & 0x03ff) << 22) |
++                                                              ((response[5] & 
0xffff) << 6) |
++                                                              ((response[6] & 
0xfc00) >> 10);
++              cmd->response[3] =              ((response[6] & 0x03ff) << 22) |
++                                                              ((response[7] & 
0x3fff) << 8);
++      } else if (cmd->resp_type & MMC_RSP_PRESENT) {
++              uint response[3];
++              for (resp_indx = 0; resp_indx < 3; resp_indx++)
++                      response[resp_indx] = kwsd_read(SDIO_RSP(resp_indx));
++
++              cmd->response[0] =              ((response[2] & 0x003f) << (8 - 
8))             |
++                                                              ((response[1] & 
0xffff) << (14 - 8))    |
++                                                              ((response[0] & 
0x03ff) << (30 - 8));
++              cmd->response[1] =              ((response[0] & 0xfc00) >> 10);
++              cmd->response[2] =              0;
++              cmd->response[3] =              0;
++      }
++
++#ifdef CONFIG_MMC_DEBUG
++      printf("%s: resp[0x%x] ", DRIVER_NAME, cmd->resp_type);
++      printf("[0x%x] ", cmd->response[0]);
++      printf("[0x%x] ", cmd->response[1]);
++      printf("[0x%x] ", cmd->response[2]);
++      printf("[0x%x] ", cmd->response[3]);
++      printf("\n");
++#endif
++
++      return 0;
++}
++
++#if 0
++/* Disable these three functions as they are not used anyway */
++
++static void kwsd_power_up(void)
++{
++#ifdef DEBUG
++      printf("%s: power up\n", DRIVER_NAME);
++#endif
++      /* disable interrupts */
++      kwsd_write(SDIO_NOR_INTR_EN, 0);
++      kwsd_write(SDIO_ERR_INTR_EN, 0);
++
++      /* SW reset */
++      kwsd_write(SDIO_SW_RESET, SDIO_SW_RESET_NOW);
++
++      kwsd_write(SDIO_XFER_MODE, 0);
++
++      /* enable status */
++      kwsd_write(SDIO_NOR_STATUS_EN, SDIO_POLL_MASK);
++      kwsd_write(SDIO_ERR_STATUS_EN, SDIO_POLL_MASK);
++
++      /* enable interrupts status */
++      kwsd_write(SDIO_NOR_INTR_STATUS, SDIO_POLL_MASK);
++      kwsd_write(SDIO_ERR_INTR_STATUS, SDIO_POLL_MASK);
++}
++
++static void kwsd_power_down(void)
++{
++#ifdef DEBUG
++      printf("%s: power down\n", DRIVER_NAME);
++#endif
++      /* disable interrupts */
++      kwsd_write(SDIO_NOR_INTR_EN, 0);
++      kwsd_write(SDIO_ERR_INTR_EN, 0);
++
++      /* SW reset */
++      kwsd_write(SDIO_SW_RESET, SDIO_SW_RESET_NOW);
++
++      kwsd_write(SDIO_XFER_MODE, SDIO_XFER_MODE_STOP_CLK);
++
++      /* disable status */
++      kwsd_write(SDIO_NOR_STATUS_EN, 0);
++      kwsd_write(SDIO_ERR_STATUS_EN, 0);
++
++      /* enable interrupts status */
++      kwsd_write(SDIO_NOR_INTR_STATUS, SDIO_POLL_MASK);
++      kwsd_write(SDIO_ERR_INTR_STATUS, SDIO_POLL_MASK);
++}
++
++static u32 kw_mmc_get_base_clock(void)
++{
++      /* Original version did a check for board device id and revision id
++       * and assigned one of these clocks:
++       *   KW_MMC_BASE_FAST_CLK_100 (revid == 0 && devid != MV88F6282_DEV_ID)
++       *   KW_MMC_BASE_FAST_CLK_200 (revid != 0 || devid == MV88F6282_DEV_ID)
++       * However, this check was disabled and
++       *   KW_MMC_BASE_FAST_CLOCK
++       * was returned in every case.
++       * Therefore, all of the dead logic was removed. */
++      return KW_MMC_BASE_FAST_CLOCK;
++}
++#endif /* #if 0 */
++
++static inline u32 kw_mmc_get_base_clock(void)
++{
++      /* get MMC base clock. If any logic other than just returning
++       * a fixed value is ever used, remove inline modifier. */
++
++      /* Possible values:
++       *  - KW_MMC_BASE_FAST_CLOCK   (166 MHz)
++       *  - KW_MMC_BASE_FAST_CLK_100 (100 MHz)
++       *  - KW_MMC_BASE_FAST_CLK_200 (200 MHz)
++       *
++       * Tests have shown that 200 MHz is more reliable than
++       * 166 MHz, so this value is used. */
++      return KW_MMC_BASE_FAST_CLK_200;
++}
++
++static void kw_mmc_set_clk(unsigned int clock)
++{
++      unsigned int m;
++
++      if (clock == 0) {
++#ifdef DEBUG
++              printf("%s: clock off\n", DRIVER_NAME);
++#endif
++              kwsd_write(SDIO_XFER_MODE, SDIO_XFER_MODE_STOP_CLK);
++              kwsd_write(SDIO_CLK_DIV, KW_MMC_BASE_DIV_MAX);
++      } else {
++              m = kw_mmc_get_base_clock() / (2 * clock) - 1;
++              if (m > KW_MMC_BASE_DIV_MAX)
++                      m = KW_MMC_BASE_DIV_MAX;
++#ifdef DEBUG
++              printf("%s: kw_mmc_set_clk: base = %d dividor = 0x%x 
clock=%d\n", DRIVER_NAME, kw_mmc_get_base_clock(), m, clock);
++#endif
++              kwsd_write(SDIO_CLK_DIV, m & KW_MMC_BASE_DIV_MAX);
++      }
++      udelay(10000);
++}
++
++static void kw_mmc_set_bus(unsigned int bus)
++{
++      u32 ctrl_reg = 0;
++
++      ctrl_reg = kwsd_read(SDIO_HOST_CTRL);
++      ctrl_reg &= ~SDIO_HOST_CTRL_DATA_WIDTH_4_BITS;
++
++      switch (bus) {
++              case 4:
++                      ctrl_reg |= SDIO_HOST_CTRL_DATA_WIDTH_4_BITS;
++                      break;
++              case 1:
++              default:
++                      ctrl_reg |= SDIO_HOST_CTRL_DATA_WIDTH_1_BIT;
++      }
++      /* default transfer mode */
++      ctrl_reg |= SDIO_HOST_CTRL_BIG_ENDIAN;
++      ctrl_reg &= ~SDIO_HOST_CTRL_LSB_FIRST;
++
++      /* default to maximum timeout */
++      ctrl_reg |= SDIO_HOST_CTRL_TMOUT(SDIO_HOST_CTRL_TMOUT_MAX);
++
++      ctrl_reg |= SDIO_HOST_CTRL_PUSH_PULL_EN;
++
++      ctrl_reg |= SDIO_HOST_CTRL_CARD_TYPE_MEM_ONLY;
++
++      /*
++       * The HI_SPEED_EN bit is causing trouble with many (but not all)
++       * high speed SD, SDHC and SDIO cards.  Not enabling that bit
++       * makes all cards work.  So let's just ignore that bit for now
++       * and revisit this issue if problems for not enabling this bit
++       * are ever reported.
++       */
++#if 0
++      if (ios->timing == MMC_TIMING_MMC_HS ||
++          ios->timing == MMC_TIMING_SD_HS)
++              ctrl_reg |= SDIO_HOST_CTRL_HI_SPEED_EN;
++#endif
++
++#ifdef DEBUG
++      printf("%s: ctrl 0x%04x: %s %s %s\n", DRIVER_NAME, ctrl_reg,
++              (ctrl_reg & SDIO_HOST_CTRL_PUSH_PULL_EN) ?
++                      "push-pull" : "open-drain",
++              (ctrl_reg & SDIO_HOST_CTRL_DATA_WIDTH_4_BITS) ?
++                      "4bit-width" : "1bit-width",
++              (ctrl_reg & SDIO_HOST_CTRL_HI_SPEED_EN) ?
++                      "high-speed" : "");
++#endif
++
++      kwsd_write(SDIO_HOST_CTRL, ctrl_reg);
++      udelay(10000);
++}
++
++static void kw_mmc_set_ios(struct mmc *mmc)
++{
++#ifdef DEBUG
++      printf("%s: bus[%d] clock[%d]\n", DRIVER_NAME, mmc->bus_width, 
mmc->clock);
++#endif
++      kw_mmc_set_bus(mmc->bus_width);
++      kw_mmc_set_clk(mmc->clock);
++}
++
++static int kw_mmc_init(struct mmc *mmc)
++{
++#ifdef DEBUG
++      printf("%s: kw_mmc_init\n", DRIVER_NAME);
++#endif
++
++      /*
++      * Setting host parameters
++      * Initial Host Ctrl : Timeout : max , Normal Speed mode, 4-bit data mode
++      * Big Endian, SD memory Card, Push_pull CMD Line
++      */
++      kwsd_write(SDIO_HOST_CTRL,
++              SDIO_HOST_CTRL_TMOUT(SDIO_HOST_CTRL_TMOUT_MAX) |
++              SDIO_HOST_CTRL_DATA_WIDTH_4_BITS |
++              SDIO_HOST_CTRL_BIG_ENDIAN |
++              SDIO_HOST_CTRL_PUSH_PULL_EN |
++              SDIO_HOST_CTRL_CARD_TYPE_MEM_ONLY);
++
++      kwsd_write(SDIO_CLK_CTRL, 0);
++
++      /* enable status */
++      kwsd_write(SDIO_NOR_STATUS_EN, SDIO_POLL_MASK);
++      kwsd_write(SDIO_ERR_STATUS_EN, SDIO_POLL_MASK);
++
++      /* disable interrupts */
++      kwsd_write(SDIO_NOR_INTR_EN, 0);
++      kwsd_write(SDIO_ERR_INTR_EN, 0);
++
++      /* SW reset */
++      kwsd_write(SDIO_SW_RESET, SDIO_SW_RESET_NOW);
++
++      udelay(10000);
++      return 0;
++}
++
++int kw_mmc_initialize(bd_t *bis)
++{
++      struct mmc *mmc = NULL;
++        struct mmc_config *cfg = NULL;
++        struct mmc_ops *ops = NULL;
++      char *name = NULL;
++
++#ifdef DEBUG
++      printf("%s: %s base_clock = %d\n", DRIVER_NAME, kirkwood_id(), 
kw_mmc_get_base_clock());
++#endif
++      mmc = malloc(sizeof(struct mmc));
++      if (!mmc)
++              return -1;
++        memset(mmc, 0, sizeof(*mmc));
++
++        cfg = malloc(sizeof(*cfg));
++        if (cfg == NULL)
++                return -1;
++        memset(cfg, 0, sizeof(*cfg));
++        mmc->cfg = cfg;   /* provided configuration */
++
++        ops = malloc(sizeof(*ops));
++        if (ops == NULL)
++                return -1;
++        memset(ops, 0, sizeof(*ops));
++        cfg->ops = ops;
++
++        name = malloc(sizeof(DRIVER_NAME)+1);
++        if (name == NULL)
++                return -1;
++        cfg->name = name;
++
++      sprintf(cfg->name, DRIVER_NAME);
++
++      ops->send_cmd   = kw_mmc_send_cmd;
++      ops->set_ios    = kw_mmc_set_ios;
++      ops->init       = kw_mmc_init;
++
++      cfg->voltages = MMC_VDD_32_33 | MMC_VDD_33_34;
++      cfg->host_caps = MMC_MODE_4BIT | MMC_MODE_HS;
++
++      cfg->f_min = kw_mmc_get_base_clock()/KW_MMC_BASE_DIV_MAX;
++      cfg->f_max = KW_MMC_CLOCKRATE_MAX;
++      cfg->b_max = CONFIG_SYS_MMC_MAX_BLK_COUNT;
++
++      mmc = mmc_create (cfg, NULL);
++
++        if (mmc == NULL) {
++              free(name);
++              free(ops);
++                free(cfg);
++              printf("\nFailed to Initialize MMC\n");
++                return -1;
++        }
++
++      return 0;
++}
+diff -uNwr a/drivers/mmc/Makefile b/drivers/mmc/Makefile
+--- a/drivers/mmc/Makefile     2014-07-14 13:16:45.000000000 -0400
++++ b/drivers/mmc/Makefile     2014-11-28 01:11:29.681477900 -0500
+@@ -14,6 +14,7 @@
+ obj-$(CONFIG_GENERIC_ATMEL_MCI) += gen_atmel_mci.o
+ obj-$(CONFIG_MMC_SPI) += mmc_spi.o
+ obj-$(CONFIG_ARM_PL180_MMCI) += arm_pl180_mmci.o
++obj-$(CONFIG_KIRKWOOD_MMC) += kirkwood_mmc.o
+ obj-$(CONFIG_MV_SDHCI) += mv_sdhci.o
+ obj-$(CONFIG_MXC_MMC) += mxcmmc.o
+ obj-$(CONFIG_MXS_MMC) += mxsmmc.o
+diff -uNwr ./include/configs/mv-common.h 
/home/nwf/ee/u-boot/include/configs/mv-common.h
+--- ./include/configs/mv-common.h      2014-07-14 13:16:45.000000000 -0400
++++ /home/nwf/ee/u-boot/include/configs/mv-common.h    2014-11-28 
01:11:29.681477900 -0500
+@@ -151,4 +151,14 @@
+ #define CONFIG_LZO
+ #endif
+ 
++/*
++ * Kirkwood MMC
++ */
++#if defined(CONFIG_KIRKWOOD) && defined(CONFIG_CMD_MMC)
++#define CONFIG_MMC
++#define CONFIG_GENERIC_MMC 
++#define CONFIG_KIRKWOOD_MMC
++#define CONFIG_SYS_MMC_BASE KW_SDIO_BASE
++#endif /* defined(CONFIG_KIRKWOOD) && defined(CONFIG_MMC) */
++
+ #endif /* _MV_COMMON_H */
+diff -uNwr ./include/kirkwood_mmc.h /home/nwf/ee/u-boot/include/kirkwood_mmc.h
+--- ./include/kirkwood_mmc.h   1969-12-31 19:00:00.000000000 -0500
++++ /home/nwf/ee/u-boot/include/kirkwood_mmc.h 2014-11-28 01:11:29.681477900 
-0500
+@@ -0,0 +1,268 @@
++/*
++ * (C) Copyright 2014 <ebbes.eb...@gmail.com>
++ *
++ * Based on
++ *
++ * (C) Copyright 2012
++ * Marvell Semiconductor <www.marvell.com>
++ * Written-by: Gérald Kerma <uboot at doukki.net>
++ * 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
++ */
++
++#ifndef __KIRKWOOD_MMC_H__
++#define __KIRKWOOD_MMC_H__
++
++/*
++ * Clock rates
++ */
++
++#define KW_MMC_CLOCKRATE_MAX                  50000000
++#define KW_MMC_BASE_DIV_MAX                   0x7ff
++#define KW_MMC_BASE_FAST_CLOCK                CONFIG_SYS_TCLK
++#define KW_MMC_BASE_FAST_CLK_100              100000000
++#define KW_MMC_BASE_FAST_CLK_200              200000000
++
++/*
++ * Macros
++ */
++#define kwsd_write(offs, val) writel(val, CONFIG_SYS_MMC_BASE + (offs))
++#define kwsd_read(offs)                       readl(CONFIG_SYS_MMC_BASE + 
(offs))
++
++#define KW_MMC_MAKE_CMD(c, f) (((c & 0xff) << 8) | (f & 0xff))
++
++/* SDIO register */
++#define SDIO_SYS_ADDR_LOW                     0x000
++#define SDIO_SYS_ADDR_HI                      0x004
++#define SDIO_BLK_SIZE                         0x008
++#define SDIO_BLK_COUNT                                0x00c
++#define SDIO_ARG_LOW                          0x010
++#define SDIO_ARG_HI                                   0x014
++#define SDIO_XFER_MODE                                0x018
++#define SDIO_CMD                                      0x01c
++#define SDIO_RSP(i)                                   (0x020 + ((i)<<2))
++#define SDIO_RSP0                                     0x020
++#define SDIO_RSP1                                     0x024
++#define SDIO_RSP2                                     0x028
++#define SDIO_RSP3                                     0x02c
++#define SDIO_RSP4                                     0x030
++#define SDIO_RSP5                                     0x034
++#define SDIO_RSP6                                     0x038
++#define SDIO_RSP7                                     0x03c
++#define SDIO_BUF_DATA_PORT                    0x040
++#define SDIO_RSVED                                    0x044
++#define SDIO_HW_STATE                         0x048
++#define SDIO_PRESENT_STATE0                   0x048
++#define SDIO_PRESENT_STATE1                   0x04c
++#define SDIO_HOST_CTRL                                0x050
++#define SDIO_BLK_GAP_CTRL                     0x054
++#define SDIO_CLK_CTRL                         0x058
++#define SDIO_SW_RESET                         0x05c
++#define SDIO_NOR_INTR_STATUS          0x060
++#define SDIO_ERR_INTR_STATUS          0x064
++#define SDIO_NOR_STATUS_EN                    0x068
++#define SDIO_ERR_STATUS_EN                    0x06c
++#define SDIO_NOR_INTR_EN                      0x070
++#define SDIO_ERR_INTR_EN                      0x074
++#define SDIO_AUTOCMD12_ERR_STATUS     0x078
++#define SDIO_CURR_BYTE_LEFT                   0x07c
++#define SDIO_CURR_BLK_LEFT                    0x080
++#define SDIO_AUTOCMD12_ARG_LOW                0x084
++#define SDIO_AUTOCMD12_ARG_HI         0x088
++#define SDIO_AUTOCMD12_INDEX          0x08c
++#define SDIO_AUTO_RSP(i)                      (0x090 + ((i)<<2))
++#define SDIO_AUTO_RSP0                                0x090
++#define SDIO_AUTO_RSP1                                0x094
++#define SDIO_AUTO_RSP2                                0x098
++#define SDIO_CLK_DIV                          0x128
++
++#define WINDOW_CTRL(i)                                (0x108 + ((i) << 3))
++#define WINDOW_BASE(i)                                (0x10c + ((i) << 3))
++
++/* SDIO_PRESENT_STATE */
++#define CARD_BUSY                             (1 << 1)
++#define CMD_INHIBIT                           (1 << 0)
++#define CMD_TXACTIVE                  (1 << 8)
++#define CMD_RXACTIVE                  (1 << 9)
++#define CMD_AUTOCMD12ACTIVE           (1 << 14)
++#define CMD_BUS_BUSY                  (CMD_AUTOCMD12ACTIVE |  \
++                                                              CMD_RXACTIVE |  
\
++                                                              CMD_TXACTIVE |  
\
++                                                              CMD_INHIBIT |   
\
++                                                              CARD_BUSY)
++
++/*
++ * SDIO_CMD
++ */
++
++#define SDIO_CMD_RSP_NONE                             (0 << 0)
++#define SDIO_CMD_RSP_136                              (1 << 0)
++#define SDIO_CMD_RSP_48                                       (2 << 0)
++#define SDIO_CMD_RSP_48BUSY                           (3 << 0)
++
++#define SDIO_CMD_CHECK_DATACRC16              (1 << 2)
++#define SDIO_CMD_CHECK_CMDCRC                 (1 << 3)
++#define SDIO_CMD_INDX_CHECK                           (1 << 4)
++#define SDIO_CMD_DATA_PRESENT                 (1 << 5)
++#define SDIO_UNEXPECTED_RESP                  (1 << 7)
++
++#define SDIO_CMD_INDEX(x)                             ((x) << 8)
++
++/*
++ * SDIO_XFER_MODE
++ */
++
++#define SDIO_XFER_MODE_STOP_CLK                       (1 << 5)
++#define SDIO_XFER_MODE_HW_WR_DATA_EN  (1 << 1)
++#define SDIO_XFER_MODE_AUTO_CMD12             (1 << 2)
++#define SDIO_XFER_MODE_INT_CHK_EN             (1 << 3)
++#define SDIO_XFER_MODE_TO_HOST                        (1 << 4)
++#define SDIO_XFER_MODE_DMA                            (0 << 6)
++
++/*
++ * SDIO_HOST_CTRL
++ */
++
++#define SDIO_HOST_CTRL_PUSH_PULL_EN           (1 << 0)
++
++#define SDIO_HOST_CTRL_CARD_TYPE_MEM_ONLY     (0 << 1)
++#define SDIO_HOST_CTRL_CARD_TYPE_IO_ONLY      (1 << 1)
++#define SDIO_HOST_CTRL_CARD_TYPE_IO_MEM_COMBO         (2 << 1)
++#define SDIO_HOST_CTRL_CARD_TYPE_IO_MMC       (3 << 1)
++#define SDIO_HOST_CTRL_CARD_TYPE_MASK         (3 << 1)
++
++#define SDIO_HOST_CTRL_BIG_ENDIAN             (1 << 3)
++#define SDIO_HOST_CTRL_LSB_FIRST              (1 << 4)
++#define SDIO_HOST_CTRL_DATA_WIDTH_1_BIT       (0 << 9)
++#define SDIO_HOST_CTRL_DATA_WIDTH_4_BITS      (1 << 9)
++#define SDIO_HOST_CTRL_HI_SPEED_EN            (1 << 10)
++
++#define SDIO_HOST_CTRL_TMOUT_MAX              0xf
++#define SDIO_HOST_CTRL_TMOUT_MASK             (0xf << 11)
++#define SDIO_HOST_CTRL_TMOUT(x)               ((x) << 11)
++#define SDIO_HOST_CTRL_TMOUT_EN               (1 << 15)
++
++/*
++ * SDIO_SW_RESET
++ */
++
++#define SDIO_SW_RESET_NOW                     (1 << 8)
++
++/*
++ * Normal interrupt status bits
++ */
++
++#define SDIO_NOR_ERROR                                (1 << 15)
++#define SDIO_NOR_UNEXP_RSP                    (1 << 14)
++#define SDIO_NOR_AUTOCMD12_DONE               (1 << 13)
++#define SDIO_NOR_SUSPEND_ON                   (1 << 12)
++#define SDIO_NOR_LMB_FF_8W_AVAIL      (1 << 11)
++#define SDIO_NOR_LMB_FF_8W_FILLED     (1 << 10)
++#define SDIO_NOR_READ_WAIT_ON         (1 << 9)
++#define SDIO_NOR_CARD_INT                     (1 << 8)
++#define SDIO_NOR_READ_READY                   (1 << 5)
++#define SDIO_NOR_WRITE_READY          (1 << 4)
++#define SDIO_NOR_DMA_INI                      (1 << 3)
++#define SDIO_NOR_BLK_GAP_EVT          (1 << 2)
++#define SDIO_NOR_XFER_DONE                    (1 << 1)
++#define SDIO_NOR_CMD_DONE                     (1 << 0)
++
++/*
++ * Error status bits
++ */
++
++#define SDIO_ERR_CRC_STATUS                   (1 << 14)
++#define SDIO_ERR_CRC_STARTBIT         (1 << 13)
++#define SDIO_ERR_CRC_ENDBIT                   (1 << 12)
++#define SDIO_ERR_RESP_TBIT                    (1 << 11)
++#define SDIO_ERR_XFER_SIZE                    (1 << 10)
++#define SDIO_ERR_CMD_STARTBIT         (1 << 9)
++#define SDIO_ERR_AUTOCMD12                    (1 << 8)
++#define SDIO_ERR_DATA_ENDBIT          (1 << 6)
++#define SDIO_ERR_DATA_CRC                     (1 << 5)
++#define SDIO_ERR_DATA_TIMEOUT         (1 << 4)
++#define SDIO_ERR_CMD_INDEX                    (1 << 3)
++#define SDIO_ERR_CMD_ENDBIT                   (1 << 2)
++#define SDIO_ERR_CMD_CRC                      (1 << 1)
++#define SDIO_ERR_CMD_TIMEOUT          (1 << 0)
++#define SDIO_POLL_MASK                                0xffff /* enable all 
for polling */
++
++#define MMC_BLOCK_SIZE                  512
++
++/*
++ * CMD12 error status bits
++ */
++
++#define SDIO_AUTOCMD12_ERR_NOTEXE             (1 << 0)
++#define SDIO_AUTOCMD12_ERR_TIMEOUT            (1 << 1)
++#define SDIO_AUTOCMD12_ERR_CRC                        (1 << 2)
++#define SDIO_AUTOCMD12_ERR_ENDBIT             (1 << 3)
++#define SDIO_AUTOCMD12_ERR_INDEX              (1 << 4)
++#define SDIO_AUTOCMD12_ERR_RESP_T_BIT         (1 << 5)
++#define SDIO_AUTOCMD12_ERR_RESP_STARTBIT      (1 << 6)
++
++#define MMC_RSP_PRESENT       (1 << 0)
++#define MMC_RSP_136   (1 << 1)                /* 136 bit response */
++#define MMC_RSP_CRC   (1 << 2)                /* expect valid crc */
++#define MMC_RSP_BUSY  (1 << 3)                /* card may send busy */
++#define MMC_RSP_OPCODE        (1 << 4)                /* response contains 
opcode */
++
++#define MMC_BUSMODE_OPENDRAIN 1
++#define MMC_BUSMODE_PUSHPULL  2
++
++#define MMC_BUS_WIDTH_1               0
++#define MMC_BUS_WIDTH_4               2
++#define MMC_BUS_WIDTH_8               3
++
++#define MMC_CAP_4_BIT_DATA    (1 << 0)        /* Can the host do 4 bit 
transfers */
++#define MMC_CAP_MMC_HIGHSPEED (1 << 1)        /* Can do MMC high-speed timing 
*/
++#define MMC_CAP_SD_HIGHSPEED  (1 << 2)        /* Can do SD high-speed timing 
*/
++#define MMC_CAP_SDIO_IRQ      (1 << 3)        /* Can signal pending SDIO IRQs 
*/
++#define MMC_CAP_SPI           (1 << 4)        /* Talks only SPI protocols */
++#define MMC_CAP_NEEDS_POLL    (1 << 5)        /* Needs polling for 
card-detection */
++#define MMC_CAP_8_BIT_DATA    (1 << 6)        /* Can the host do 8 bit 
transfers */
++
++#define MMC_CAP_NONREMOVABLE  (1 << 8)        /* Nonremovable e.g. eMMC */
++#define MMC_CAP_WAIT_WHILE_BUSY       (1 << 9)        /* Waits while card is 
busy */
++#define MMC_CAP_ERASE         (1 << 10)       /* Allow erase/trim commands */
++#define MMC_CAP_1_8V_DDR      (1 << 11)       /* can support */
++                                              /* DDR mode at 1.8V */
++#define MMC_CAP_1_2V_DDR      (1 << 12)       /* can support */
++                                              /* DDR mode at 1.2V */
++#define MMC_CAP_POWER_OFF_CARD        (1 << 13)       /* Can power off after 
boot */
++#define MMC_CAP_BUS_WIDTH_TEST        (1 << 14)       /* CMD14/CMD19 bus 
width ok */
++#define MMC_CAP_UHS_SDR12     (1 << 15)       /* Host supports UHS SDR12 mode 
*/
++#define MMC_CAP_UHS_SDR25     (1 << 16)       /* Host supports UHS SDR25 mode 
*/
++#define MMC_CAP_UHS_SDR50     (1 << 17)       /* Host supports UHS SDR50 mode 
*/
++#define MMC_CAP_UHS_SDR104    (1 << 18)       /* Host supports UHS SDR104 
mode */
++#define MMC_CAP_UHS_DDR50     (1 << 19)       /* Host supports UHS DDR50 mode 
*/
++#define MMC_CAP_DRIVER_TYPE_A (1 << 23)       /* Host supports Driver Type A 
*/
++#define MMC_CAP_DRIVER_TYPE_C (1 << 24)       /* Host supports Driver Type C 
*/
++#define MMC_CAP_DRIVER_TYPE_D (1 << 25)       /* Host supports Driver Type D 
*/
++#define MMC_CAP_CMD23         (1 << 30)       /* CMD23 supported. */
++#define MMC_CAP_HW_RESET      (1 << 31)       /* Hardware reset */
++
++/*
++ * Functions prototypes
++ *
++ * Original patch had static function declarations in this header file.
++ * Those should rather not be declared in the header as they only cause 
compiler warnings.
++ */
++int kw_mmc_initialize(bd_t *bis);
++
++#endif /* __KIRKWOOD_MMC_H__ */
diff --git a/package/boot/uboot-kirkwood/patches/150-pogoplug_v4.patch 
b/package/boot/uboot-kirkwood/patches/150-pogoplug_v4.patch
new file mode 100644
index 0000000..73121f1
--- /dev/null
+++ b/package/boot/uboot-kirkwood/patches/150-pogoplug_v4.patch
@@ -0,0 +1,612 @@
+diff -uNwr /dev/null b/board/cloudengines/pogo_v4/kwbimage.cfg
+--- /dev/null  1969-12-31 19:00:00.000000000 -0500
++++ b/board/cloudengines/pogo_v4/kwbimage.cfg  2014-11-28 01:11:29.109473011 
-0500
+@@ -0,0 +1,167 @@
++#
++# Copyright (C) 2012
++# David Purdy <david.c.pu...@gmail.com>
++#
++# Based on Kirkwood support:
++# (C) Copyright 2009
++# Marvell Semiconductor <www.marvell.com>
++# Written-by: Prafulla Wadaskar <prafulla <at> marvell.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, see <http://www.gnu.org/licenses/>.
++#
++# Refer docs/README.kwimage for more details about how-to configure
++# and create kirkwood boot image
++#
++
++# Boot Media configurations   (DONE)
++BOOT_FROM     nand
++NAND_ECC_MODE default
++NAND_PAGE_SIZE        0x0800
++
++# SOC registers configuration using bootrom header extension
++# Maximum KWBIMAGE_MAX_CONFIG configurations allowed
++
++# Configure RGMII-0 interface pad voltage to 1.8V (SHOULD BE SAME)
++DATA 0xffd100e0 0x1b1b1b9b
++
++#Dram initalization for SINGLE x16 CL=3 @ 200MHz   (need CL=3 @ 200MHz?)
++DATA 0xffd01400 0x43000618    # DDR Configuration register
++# bit13-0:  0x200 (200 DDR2 clks refresh rate)
++# bit23-14: zero
++# bit24: 1= enable exit self refresh mode on DDR access
++# bit25: 1 required
++# bit29-26: zero
++# bit31-30: 01
++
++DATA 0xffd01404 0x34143000    # DDR Controller Control Low
++# bit 4:    0=addr/cmd in smame cycle
++# bit 5:    0=clk is driven during self refresh, we don't care for APX
++# bit 6:    0=use recommended falling edge of clk for addr/cmd
++# bit14:    0=input buffer always powered up
++# bit18:    1=cpu lock transaction enabled
++# bit23-20: 3=recommended value for CL=3 and STARTBURST_DEL disabled bit31=0
++# bit27-24: 6= CL+3, STARTBURST sample stages, for freqs 400MHz, unbuffered 
DIMM
++# bit30-28: 3 required
++# bit31:    0=no additional STARTBURST delay
++
++DATA 0xffd01408 0x11012227    # DDR Timing (Low) (active cycles value +1)
++# bit3-0:   TRAS lsbs
++# bit7-4:   TRCD
++# bit11- 8: TRP
++# bit15-12: TWR
++# bit19-16: TWTR
++# bit20:    TRAS msb
++# bit23-21: 0x0
++# bit27-24: TRRD
++# bit31-28: TRTP
++
++DATA 0xffd0140c 0x00000819    #  DDR Timing (High)
++# bit6-0:   TRFC
++# bit8-7:   TR2R
++# bit10-9:  TR2W
++# bit12-11: TW2W
++# bit31-13: zero required
++
++DATA 0xffd01410 0x00000001    #  DDR Address Control  (changed to Dockstar 
vals)
++# bit1-0:   00, Cs0width=x16
++# bit3-2:   10, Cs0size=512Mb
++# bit5-4:   00, Cs2width=nonexistent
++# bit7-6:   00, Cs1size =nonexistent
++# bit9-8:   00, Cs2width=nonexistent
++# bit11-10: 00, Cs2size =nonexistent
++# bit13-12: 00, Cs3width=nonexistent
++# bit15-14: 00, Cs3size =nonexistent
++# bit16:    0,  Cs0AddrSel
++# bit17:    0,  Cs1AddrSel
++# bit18:    0,  Cs2AddrSel
++# bit19:    0,  Cs3AddrSel
++# bit31-20: 0 required
++
++DATA 0xffd01414 0x00000000    #  DDR Open Pages Control
++# bit0:    0,  OpenPage enabled
++# bit31-1: 0 required
++
++DATA 0xffd01418 0x00000000    #  DDR Operation
++# bit3-0:   0x0, DDR cmd
++# bit31-4:  0 required
++
++DATA 0xffd0141c 0x00000632    #  DDR Mode
++# bit2-0:   2, BurstLen=2 required
++# bit3:     0, BurstType=0 required
++# bit6-4:   4, CL=5                           (<===== change to CL=3 ?)
++# bit7:     0, TestMode=0 normal
++# bit8:     0, DLL reset=0 normal
++# bit11-9:  6, auto-precharge write recovery ????????????
++# bit12:    0, PD must be zero
++# bit31-13: 0 required
++
++DATA 0xffd01420 0x00000040    #  DDR Extended Mode
++# bit0:    0,  DDR DLL enabled
++# bit1:    0,  DDR drive strenght normal
++# bit2:    0,  DDR ODT control lsd (disabled)
++# bit5-3:  000, required
++# bit6:    1,  DDR ODT control msb, (disabled)
++# bit9-7:  000, required
++# bit10:   0,  differential DQS enabled
++# bit11:   0, required
++# bit12:   0, DDR output buffer enabled
++# bit31-13: 0 required
++
++DATA 0xffd01424 0x0000F07F    #  DDR Controller Control High
++# bit2-0:  111, required
++# bit3  :  1  , MBUS Burst Chop disabled
++# bit6-4:  111, required
++# bit7  :  0
++# bit8  :  0  , no sample stage
++# bit9  :  0  , no half clock cycle addition to dataout
++# bit10 :  0  , 1/4 clock cycle skew enabled for addr/ctl signals
++# bit11 :  0  , 1/4 clock cycle skew disabled for write mesh
++# bit15-12: 1111 required
++# bit31-16: 0    required
++
++DATA 0xffd01428 0x00085520    # DDR2 ODT Read Timing (default values)
++DATA 0xffd0147c 0x00008552    # DDR2 ODT Write Timing (default values)
++
++DATA 0xFFD01500 0x00000000    # CS[0]n Base address to 0x0
++DATA 0xFFD01504 0x07FFFFF1    # CS[0]n Size
++# bit0:    1,  Window enabled
++# bit1:    0,  Write Protect disabled
++# bit3-2:  00, CS0 hit selected
++# bit23-4: ones, required
++# bit31-24: 0x07, Size (i.e. 128MB)
++
++DATA 0xFFD0150C 0x00000000    # CS[1]n Size, window disabled
++DATA 0xFFD01514 0x00000000    # CS[2]n Size, window disabled
++DATA 0xFFD0151C 0x00000000    # CS[3]n Size, window disabled
++
++DATA 0xffd01494 0x00030000    #  DDR ODT Control (Low)                 (DONE)
++# bit3-0:  2, ODT0Rd, MODT[0] asserted during read from DRAM CS1
++# bit7-4:  1, ODT0Rd, MODT[0] asserted during read from DRAM CS0
++# bit19-16:2, ODT0Wr, MODT[0] asserted during write to DRAM CS1
++# bit23-20:1, ODT0Wr, MODT[0] asserted during write to DRAM CS0
++
++DATA 0xffd01498 0x00000000    #  DDR ODT Control (High)  (DONE)
++# bit1-0:  00, ODT0 controlled by ODT Control (low) register above
++# bit3-2:  01, ODT1 active NEVER!
++# bit31-4: zero, required
++
++DATA 0xffd0149c 0x0000e803    # CPU ODT Control        (DONE)
++DATA 0xffd01480 0x00000001    # DDR Initialization Control     (DONE)
++#bit0=1, enable DDR init upon this register write
++
++# End of Header extension
++DATA 0x0 0x0
+diff -uNwr /dev/null b/board/cloudengines/pogo_v4/Makefile
+--- /dev/null  1969-12-31 19:00:00.000000000 -0500
++++ b/board/cloudengines/pogo_v4/Makefile      2014-11-28 01:11:29.517476495 
-0500
+@@ -0,0 +1,11 @@
++#
++# (C) Copyright 2009 bodhi
++# 
++# Based on
++# Marvell Semiconductor <www.marvell.com>
++# Written-by: Prafulla Wadaskar <prafu...@marvell.com>
++#
++# SPDX-License-Identifier:    GPL-2.0+
++#
++
++obj-y := pogo_v4.o
+diff -uNwr /dev/null b/board/cloudengines/pogo_v4/pogo_v4.c
+--- /dev/null  1969-12-31 19:00:00.000000000 -0500
++++ b/board/cloudengines/pogo_v4/pogo_v4.c     2014-11-28 01:11:29.945480154 
-0500
+@@ -0,0 +1,188 @@
++/*
++ * Copyright (C) 2014 bodhi
++ *
++ * Based on
++ *
++ * Copyright (C) 2014 <ebbes.eb...@gmail.com>
++ *
++ * Copyright (C) 2012
++ * David Purdy <david.c.pu...@gmail.com>
++ *
++ * Based on Kirkwood support:
++ * (C) Copyright 2009
++ * Marvell Semiconductor <www.marvell.com>
++ * Written-by: Prafulla Wadaskar <prafu...@marvell.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, see <http://www.gnu.org/licenses/>.
++ */
++
++#include <common.h>
++#include <miiphy.h>
++#include <asm/arch/cpu.h>
++#include <asm/arch/kirkwood.h>
++#include <asm/arch/mpp.h>
++#include <asm/io.h>
++#include "pogo_v4.h"
++
++#ifdef CONFIG_KIRKWOOD_MMC
++#include <kirkwood_mmc.h>
++#endif /* CONFIG_KIRKWOOD_MMC */
++
++
++DECLARE_GLOBAL_DATA_PTR;
++
++int board_early_init_f(void)
++{
++      /*
++       * default gpio configuration
++       * There are maximum 64 gpios controlled through 2 sets of registers
++       * the  below configuration configures mainly initial LED status
++       */
++      kw_config_gpio(POGO_V4_OE_VAL_LOW,
++                      POGO_V4_OE_VAL_HIGH,
++                      POGO_V4_OE_LOW, POGO_V4_OE_HIGH);
++
++      /* Multi-Purpose Pins Functionality configuration */
++      u32 kwmpp_config[] = {
++              MPP0_NF_IO2,
++              MPP1_NF_IO3,
++              MPP2_NF_IO4,
++              MPP3_NF_IO5,
++              MPP4_NF_IO6,
++              MPP5_NF_IO7,
++              MPP6_SYSRST_OUTn,
++              MPP7_GPO,
++              MPP8_TW_SDA,
++              MPP9_TW_SCK,
++              MPP10_UART0_TXD,
++              MPP11_UART0_RXD,
++              MPP12_SD_CLK,
++              MPP13_SD_CMD,
++              MPP14_SD_D0,
++              MPP15_SD_D1,
++              MPP16_SD_D2,
++              MPP17_SD_D3,
++              MPP18_NF_IO0,
++              MPP19_NF_IO1,
++                MPP20_SATA1_ACTn,
++                MPP21_SATA0_ACTn,
++              MPP22_GPIO,     /* Green LED */
++              MPP23_GPIO,
++              MPP24_GPIO,     /* Red LED */
++              MPP25_GPIO,
++              MPP26_GPIO,
++              MPP27_GPIO,
++              MPP28_GPIO,
++              MPP29_GPIO,     /* Eject button */
++              MPP30_GPIO,
++              MPP31_GPIO,
++              MPP32_GPIO,
++              MPP33_GPIO,
++              MPP34_GPIO,
++              MPP35_GPIO,     /* FR6192 has only 36 GPIOs */
++              0
++      };
++      kirkwood_mpp_conf(kwmpp_config, NULL);
++
++      return 0;
++}
++
++int board_init(void)
++{
++      /* Boot parameters address */
++      gd->bd->bi_boot_params = kw_sdram_bar(0) + 0x100;
++
++      return 0;
++}
++
++#ifdef CONFIG_RESET_PHY_R
++/* Configure and initialize PHY */
++void reset_phy(void)
++{
++      u16 reg;
++      u16 devadr;
++      char *name = "egiga0";
++
++      if (miiphy_set_current_dev(name))
++              return;
++
++      /* command to read PHY dev address */
++      if (miiphy_read(name, 0xEE, 0xEE, (u16 *) &devadr)) {
++              printf("Err..(%s) could not read PHY dev address\n", __func__);
++              return;
++      }
++
++      /*
++       * Enable RGMII delay on Tx and Rx for CPU port
++       * Ref: sec 4.7.2 of chip datasheet
++       */
++      miiphy_write(name, devadr, MV88E1116_PGADR_REG, 2);
++      miiphy_read(name, devadr, MV88E1116_MAC_CTRL_REG, &reg);
++      reg |= (MV88E1116_RGMII_RXTM_CTRL | MV88E1116_RGMII_TXTM_CTRL);
++      miiphy_write(name, devadr, MV88E1116_MAC_CTRL_REG, reg);
++      miiphy_write(name, devadr, MV88E1116_PGADR_REG, 0);
++
++      /* reset the phy */
++      miiphy_reset(name, devadr);
++
++      debug("88E1116 Initialized on %s\n", name);
++}
++#endif /* CONFIG_RESET_PHY_R */
++
++#ifdef CONFIG_KIRKWOOD_MMC
++int board_mmc_init(bd_t *bis)
++{
++       kw_mmc_initialize(bis);
++       return 0;
++}
++#endif /* CONFIG_KIRKWOOD_MMC */
++
++
++#define GREEN_LED     (1 << 22)
++#define RED_LED               (1 << 24)
++#define BOTH_LEDS     (GREEN_LED | RED_LED)
++#define NEITHER_LED   0
++
++static void set_leds(u32 leds, u32 blinking)
++{
++      struct kwgpio_registers *r;
++      u32 oe;
++      u32 bl;
++
++      r = (struct kwgpio_registers *)KW_GPIO0_BASE;
++      oe = readl(&r->oe) | BOTH_LEDS;
++      writel(oe & ~leds, &r->oe);     /* active low */
++      bl = readl(&r->blink_en) & ~BOTH_LEDS;
++      writel(bl | blinking, &r->blink_en);
++}
++
++void show_boot_progress(int val)
++{
++      switch (val) {
++      case BOOTSTAGE_ID_RUN_OS:               /* booting Linux */
++              set_leds(BOTH_LEDS, NEITHER_LED);
++              break;
++      case BOOTSTAGE_ID_NET_ETH_START:        /* Ethernet initialization */
++              set_leds(GREEN_LED, GREEN_LED);
++              break;
++      default:
++              if (val < 0)    /* error */
++                      set_leds(RED_LED, RED_LED);
++              break;
++      }
++}
++
+diff -uNwr /dev/null b/board/cloudengines/pogo_v4/pogo_v4.h
+--- /dev/null  1969-12-31 19:00:00.000000000 -0500
++++ b/board/cloudengines/pogo_v4/pogo_v4.h     2014-11-28 01:11:29.109473011 
-0500
+@@ -0,0 +1,44 @@
++/*
++ * Copyright (C) 2012
++ * David Purdy <david.c.pu...@gmail.com>
++ *
++ * Based on Kirkwood support:
++ * (C) Copyright 2009
++ * Marvell Semiconductor <www.marvell.com>
++ * Written-by: Prafulla Wadaskar <prafu...@marvell.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, see <http://www.gnu.org/licenses/>.
++ */
++
++#ifndef __POGO_V4_H
++#define __POGO_V4_H
++
++/* GPIO configuration */
++#define POGO_V4_OE_LOW                                (~(0))
++#define POGO_V4_OE_HIGH                               (~(0))
++#define POGO_V4_OE_VAL_LOW                    (1 << 29)
++#define POGO_V4_OE_VAL_HIGH                   0
++
++/* PHY related */
++#define MV88E1116_LED_FCTRL_REG                       10
++#define MV88E1116_CPRSP_CR3_REG                       21
++#define MV88E1116_MAC_CTRL_REG                        21
++#define MV88E1116_PGADR_REG                   22
++#define MV88E1116_RGMII_TXTM_CTRL             (1 << 4)
++#define MV88E1116_RGMII_RXTM_CTRL             (1 << 5)
++
++#endif /* __POGO_V4_H */
+diff -uNwr ./include/configs/pogo_v4.h 
/home/nwf/ee/u-boot/include/configs/pogo_v4.h
+--- ./include/configs/pogo_v4.h        1969-12-31 19:00:00.000000000 -0500
++++ /home/nwf/ee/u-boot/include/configs/pogo_v4.h      2014-11-28 
01:22:47.666306774 -0500
+@@ -0,0 +1,172 @@
++/*
++ * Copyright (C) 2014 bodhi
++ * Based on 
++ *
++ * Copyright (C) 2012
++ * David Purdy <david.c.pu...@gmail.com>
++ *
++ * Based on Kirkwood support:
++ * (C) Copyright 2009
++ * Marvell Semiconductor <www.marvell.com>
++ * Written-by: Prafulla Wadaskar <prafu...@marvell.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, see <http://www.gnu.org/licenses/>.
++ */
++
++#ifndef _CONFIG_POGO_V4_H
++#define _CONFIG_POGO_V4_H
++
++/*
++ * Machine type definition and ID
++ */
++#define MACH_TYPE_POGO_V4             3960
++#define CONFIG_MACH_TYPE              MACH_TYPE_POGO_V4
++#define CONFIG_IDENT_STRING           "\nPogoplug V4"
++
++/*
++ * High Level Configuration Options (easy to change)
++ */
++#define CONFIG_FEROCEON_88FR131               /* #define CPU Core subversion 
*/
++#define CONFIG_KIRKWOOD                       /* SOC Family Name */
++#define CONFIG_KW88F6192              /* SOC Name */
++#define CONFIG_SKIP_LOWLEVEL_INIT     /* disable board lowlevel_init */
++
++/*
++ * Commands configuration
++ */
++#define CONFIG_SYS_NO_FLASH           /* Declare no flash (NOR/SPI) */
++#define CONFIG_SYS_MVFS
++#include <config_cmd_default.h>
++#define CONFIG_CMD_DHCP
++#define CONFIG_CMD_ENV
++#define CONFIG_CMD_MII
++#define CONFIG_CMD_MMC
++#define CONFIG_CMD_NAND
++#define CONFIG_CMD_PING
++#define CONFIG_CMD_USB
++#define CONFIG_CMD_DATE
++#define CONFIG_CMD_IDE
++#define CONFIG_SYS_LONGHELP
++#define CONFIG_AUTO_COMPLETE
++#define CONFIG_CMDLINE_EDITING
++#define CONFIG_PREBOOT
++#define CONFIG_SYS_HUSH_PARSER
++#define CONFIG_SYS_PROMPT_HUSH_PS2 "> "       
++
++/*
++ * mv-common.h should be defined after CMD configs since it used them
++ * to enable certain macros
++ */
++#include "mv-common.h"
++
++/* Remove or override few declarations from mv-common.h */
++#undef CONFIG_SYS_PROMPT      /* previously defined in mv-common.h */
++#define CONFIG_SYS_PROMPT     "Pogov4> "
++
++/*
++ *  Environment variables configurations
++ */
++#ifdef CONFIG_CMD_NAND
++#define CONFIG_ENV_IS_IN_NAND
++#define CONFIG_ENV_SECT_SIZE          0x20000 /* 128K */
++#else
++#define CONFIG_ENV_IS_NOWHERE
++#endif
++
++#define CONFIG_ENV_SIZE                       0x20000 /* 128k */
++#define CONFIG_ENV_OFFSET             0xc0000 /* env starts here */
++
++/*
++ * Default environment variables
++ */
++#define CONFIG_BOOTCOMMAND \
++      "setenv bootargs ${bootargs_console}; " \
++      "run bootcmd_mmc; " \
++      "bootm 0x00800000 0x01100000"
++
++#define CONFIG_EXTRA_ENV_SETTINGS \
++      "mtdparts=mtdparts=orion_nand:2M(u-boot),3M(uImage)," \
++      "3M(uImage2),8M(failsafe),112M(root)\0"\
++      "mtdids=nand0=orion_nand\0"\
++      "bootargs_console=console=ttyS0,115200\0" \
++      "bootcmd_mmc=mmc init; ext2load mmc 0:1 0x00800000 /uImage; " \
++      "ext2load mmc 0:1 0x01100000 /uInitrd\0" \
++      "bootcmd_usb=usb start; ext2load usb 0:1 0x00800000 /uImage; " \
++      "ext2load usb 0:1 0x01100000 /uInitrd\0" 
++
++/*
++ * Ethernet Driver configuration
++ */
++#ifdef CONFIG_CMD_NET
++#define CONFIG_MVGBE_PORTS    {1, 0}  /* enable port 0 only */
++#define CONFIG_PHY_BASE_ADR   0
++#endif /* CONFIG_CMD_NET */
++
++/*
++ * File system
++ */
++#define CONFIG_CMD_EXT2
++#define CONFIG_CMD_EXT4
++#define CONFIG_CMD_FAT
++#define CONFIG_CMD_JFFS2
++#define CONFIG_JFFS2_NAND
++#define CONFIG_JFFS2_LZO
++#define CONFIG_CMD_UBI
++#define CONFIG_CMD_UBIFS
++#define CONFIG_RBTREE
++#define CONFIG_MTD_DEVICE               /* needed for mtdparts commands */
++#define CONFIG_MTD_PARTITIONS
++#define CONFIG_CMD_MTDPARTS
++#define CONFIG_LZO
++
++/*
++ * SATA 
++ */
++#ifdef CONFIG_MVSATA_IDE
++#define CONFIG_SYS_ATA_IDE0_OFFSET    MV_SATA_PORT0_OFFSET
++#endif
++
++#define CONFIG_SYS_64BIT_LBA
++
++/*
++ * Device Tree
++ */
++
++#define CONFIG_OF_LIBFDT
++
++/*
++ * EFI partition
++ */
++
++#define CONFIG_EFI_PARTITION
++
++/*
++ *  Date Time
++ *   */
++#ifdef CONFIG_CMD_DATE
++#define CONFIG_RTC_MV
++#define CONFIG_CMD_SNTP
++#define CONFIG_CMD_DNS
++#endif /* CONFIG_CMD_DATE */
++
++/*
++ *
++ */
++
++#define CONFIG_KIRKWOOD_GPIO
++
++#endif /* _CONFIG_POGO_V4_H */
+--- a/boards.cfg
++++ b/boards.cfg
+@@ -168,6 +168,7 @@ Active  arm         arm926ejs      davin
+ Active  arm         arm926ejs      kirkwood    buffalo         lsxl           
     lschlv2                               lsxl:LSCHLV2                         
                                                                                
             Michael Walle <mich...@walle.cc>
+ Active  arm         arm926ejs      kirkwood    buffalo         lsxl           
     lsxhl                                 lsxl:LSXHL                           
                                                                                
             Michael Walle <mich...@walle.cc>
+ Active  arm         arm926ejs      kirkwood    cloudengines    pogo_e02       
     pogo_e02                              -                                    
                                                                                
             Dave Purdy <david.c.pu...@gmail.com>
+ Active  arm         arm926ejs      kirkwood    cloudengines    pogo_e02       
     pogo_e02_second_stage                pogo_e02:SECOND_STAGE                 
                                                                                
             Felix Kaechele <fe...@fetzig.org>
++Active  arm         arm926ejs      kirkwood    cloudengines    pogo_v4        
     pogo_v4                               -                                    
                                                                                
             Nathaniel Filardo <8s9k8ugo5jgpi3u067229bbackmqi...@cmx.ietfng.org>
+ Active  arm         arm926ejs      kirkwood    d-link          dns325         
     dns325                                -                                    
                                                                                
             Stefan Herbrechtsmeier <ste...@code.herbrechtsmeier.net>
+ Active  arm         arm926ejs      kirkwood    iomega          iconnect       
     iconnect                              -                                    
                                                                                
             Luka Perkov <l...@openwrt.org>
diff --git a/package/boot/uboot-kirkwood/patches/200-openwrt-config.patch 
b/package/boot/uboot-kirkwood/patches/200-openwrt-config.patch
index f9aae0f..8cc6a27 100644
--- a/package/boot/uboot-kirkwood/patches/200-openwrt-config.patch
+++ b/package/boot/uboot-kirkwood/patches/200-openwrt-config.patch
@@ -89,6 +89,15 @@
 +#include "openwrt-kirkwood-common.h"
 +
  #endif /* _CONFIG_POGO_E02_H */
+--- a/include/configs/pogo_v4.h
++++ b/include/configs/pogo_v4.h
+@@ -169,4 +169,6 @@
+ 
+ #define CONFIG_KIRKWOOD_GPIO
+ 
++#include "openwrt-kirkwood-common.h"
++
+ #endif /* _CONFIG_POGO_V4_H */
 --- a/include/configs/sheevaplug.h
 +++ b/include/configs/sheevaplug.h
 @@ -95,4 +95,6 @@
-- 
2.1.3

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