Signed-off-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
---
arch/arm/boards/freescale-mx28-evk/Makefile | 1 -
arch/arm/boards/freescale-mx28-evk/lowlevel.c | 10 +-
arch/arm/boards/freescale-mx28-evk/mx28-evk.c | 306 ------------------
arch/arm/configs/freescale-mx28-evk_defconfig | 11 +-
arch/arm/dts/Makefile | 1 +
arch/arm/dts/imx28-evk.dts | 40 +++
6 files changed, 58 insertions(+), 311 deletions(-)
delete mode 100644 arch/arm/boards/freescale-mx28-evk/mx28-evk.c
create mode 100644 arch/arm/dts/imx28-evk.dts
diff --git a/arch/arm/boards/freescale-mx28-evk/Makefile b/arch/arm/boards/freescale-mx28-evk/Makefile
index a74ec2451b..b08c4a93ca 100644
--- a/arch/arm/boards/freescale-mx28-evk/Makefile
+++ b/arch/arm/boards/freescale-mx28-evk/Makefile
@@ -1,2 +1 @@
-obj-y += mx28-evk.o
lwl-y += lowlevel.o
diff --git a/arch/arm/boards/freescale-mx28-evk/lowlevel.c b/arch/arm/boards/freescale-mx28-evk/lowlevel.c
index 22cae1374c..3062ecf3ce 100644
--- a/arch/arm/boards/freescale-mx28-evk/lowlevel.c
+++ b/arch/arm/boards/freescale-mx28-evk/lowlevel.c
@@ -12,9 +12,17 @@
#include <mach/iomux.h>
#include <stmp-device.h>
+extern char __dtb_imx28_evk_start[];
+
ENTRY_FUNCTION(start_barebox_freescale_mx28evk, r0, r1, r2)
{
- barebox_arm_entry(IMX_MEMORY_BASE, SZ_128M, NULL);
+ void *fdt;
+
+ pr_debug("here we are!\n");
+
+ fdt = __dtb_imx28_evk_start + get_runtime_offset();
+
+ barebox_arm_entry(IMX_MEMORY_BASE, SZ_128M, fdt);
}
static const uint32_t iomux_pads[] = {
diff --git a/arch/arm/boards/freescale-mx28-evk/mx28-evk.c b/arch/arm/boards/freescale-mx28-evk/mx28-evk.c
deleted file mode 100644
index 06a2c21a47..0000000000
--- a/arch/arm/boards/freescale-mx28-evk/mx28-evk.c
+++ /dev/null
@@ -1,306 +0,0 @@
-/*
- * Copyright (C) 2010 Juergen Beisert, Pengutronix <kernel@xxxxxxxxxxxxxx>
- * Copyright (C) 2011 Marc Kleine-Budde, Pengutronix <mkl@xxxxxxxxxxxxxx>
- * Copyright (C) 2011 Wolfram Sang, Pengutronix <w.sang@xxxxxxxxxxxxxx>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- */
-
-#include <common.h>
-#include <environment.h>
-#include <errno.h>
-#include <platform_data/eth-fec.h>
-#include <gpio.h>
-#include <init.h>
-#include <mci.h>
-#include <io.h>
-#include <net.h>
-
-#include <mach/clock.h>
-#include <mach/imx-regs.h>
-#include <mach/iomux-imx28.h>
-#include <mach/mci.h>
-#include <mach/fb.h>
-#include <mach/iomux.h>
-#include <mach/ocotp.h>
-#include <mach/devices.h>
-#include <mach/usb.h>
-#include <usb/fsl_usb2.h>
-#include <spi/spi.h>
-
-#include <asm/armlinux.h>
-#include <asm/mmu.h>
-
-#include <generated/mach-types.h>
-
-#define MX28EVK_FEC_PHY_RESET_GPIO 141
-
-/* setup the CPU card internal signals */
-static const uint32_t mx28evk_pads[] = {
- /* duart */
- PWM0_DUART_RX | VE_3_3V,
- PWM1_DUART_TX | VE_3_3V,
-
- /* fec0 */
- ENET_CLK | VE_3_3V | BITKEEPER(0),
- ENET0_MDC | VE_3_3V | PULLUP(1),
- ENET0_MDIO | VE_3_3V | PULLUP(1),
- ENET0_TXD0 | VE_3_3V | PULLUP(1),
- ENET0_TXD1 | VE_3_3V | PULLUP(1),
- ENET0_TX_EN | VE_3_3V | PULLUP(1),
- ENET0_TX_CLK | VE_3_3V | BITKEEPER(0),
- ENET0_RXD0 | VE_3_3V | PULLUP(1),
- ENET0_RXD1 | VE_3_3V | PULLUP(1),
- ENET0_RX_EN | VE_3_3V | PULLUP(1),
- /* send a "good morning" to the ext. phy 0 = reset */
- ENET0_RX_CLK_GPIO | VE_3_3V | PULLUP(0) | GPIO_OUT | GPIO_VALUE(0),
- /* phy power control 1 = on */
- SSP1_D3_GPIO | VE_3_3V | PULLUP(0) | GPIO_OUT | GPIO_VALUE(0),
-
- /* mmc0 */
- SSP0_D0 | VE_3_3V | PULLUP(1),
- SSP0_D1 | VE_3_3V | PULLUP(1),
- SSP0_D2 | VE_3_3V | PULLUP(1),
- SSP0_D3 | VE_3_3V | PULLUP(1),
- SSP0_D4 | VE_3_3V | PULLUP(1),
- SSP0_D5 | VE_3_3V | PULLUP(1),
- SSP0_D6 | VE_3_3V | PULLUP(1),
- SSP0_D7 | VE_3_3V | PULLUP(1),
- SSP0_CMD | VE_3_3V | PULLUP(1),
- SSP0_CD | VE_3_3V | PULLUP(1),
- SSP0_SCK | VE_3_3V | BITKEEPER(0),
- /* MCI slot power control 1 = off */
- PWM3_GPIO | VE_3_3V | GPIO_OUT | GPIO_VALUE(0),
- /* MCI write protect 1 = not protected */
- SSP1_SCK_GPIO | VE_3_3V | GPIO_IN,
-
- /* lcd */
- LCD_WR_RWN_LCD_HSYNC | VE_3_3V | STRENGTH(S8MA),
- LCD_RD_E_LCD_VSYNC | VE_3_3V | STRENGTH(S8MA),
- LCD_CS_LCD_ENABLE | VE_3_3V | STRENGTH(S8MA),
- LCD_RS_LCD_DOTCLK | VE_3_3V | STRENGTH(S8MA),
- LCD_D0 | VE_3_3V | STRENGTH(S8MA),
- LCD_D1 | VE_3_3V | STRENGTH(S8MA),
- LCD_D2 | VE_3_3V | STRENGTH(S8MA),
- LCD_D3 | VE_3_3V | STRENGTH(S8MA),
- LCD_D4 | VE_3_3V | STRENGTH(S8MA),
- LCD_D5 | VE_3_3V | STRENGTH(S8MA),
- LCD_D6 | VE_3_3V | STRENGTH(S8MA),
- LCD_D7 | VE_3_3V | STRENGTH(S8MA),
- LCD_D8 | VE_3_3V | STRENGTH(S8MA),
- LCD_D9 | VE_3_3V | STRENGTH(S8MA),
- LCD_D10 | VE_3_3V | STRENGTH(S8MA),
- LCD_D11 | VE_3_3V | STRENGTH(S8MA),
- LCD_D12 | VE_3_3V | STRENGTH(S8MA),
- LCD_D13 | VE_3_3V | STRENGTH(S8MA),
- LCD_D14 | VE_3_3V | STRENGTH(S8MA),
- LCD_D15 | VE_3_3V | STRENGTH(S8MA),
- LCD_D16 | VE_3_3V | STRENGTH(S8MA),
- LCD_D17 | VE_3_3V | STRENGTH(S8MA),
- LCD_D18 | VE_3_3V | STRENGTH(S8MA),
- LCD_D19 | VE_3_3V | STRENGTH(S8MA),
- LCD_D20 | VE_3_3V | STRENGTH(S8MA),
- LCD_D21 | VE_3_3V | STRENGTH(S8MA),
- LCD_D22 | VE_3_3V | STRENGTH(S8MA),
- LCD_D23 | VE_3_3V | STRENGTH(S8MA),
- LCD_RESET_GPIO | VE_3_3V | GPIO_OUT | GPIO_VALUE(0),
- /* backlight */
- PWM2_GPIO | VE_3_3V | STRENGTH(S4MA) | SE | VE,
-
- /* GPMI-NAND (blocks mmc1 for now) */
- GPMI_D0 | VE_3_3V,
- GPMI_D1 | VE_3_3V,
- GPMI_D2 | VE_3_3V,
- GPMI_D3 | VE_3_3V,
- GPMI_D4 | VE_3_3V,
- GPMI_D5 | VE_3_3V,
- GPMI_D6 | VE_3_3V,
- GPMI_D7 | VE_3_3V,
- GPMI_READY0 | VE_3_3V, /* external PU */
- GPMI_CE0N | VE_3_3V, /* external PU */
- GPMI_RDN | VE_3_3V,
- GPMI_WRN | VE_3_3V,
- GPMI_ALE | VE_3_3V,
- GPMI_CLE | VE_3_3V,
- GPMI_RESETN, /* act as WP, external PU */
-
- /* SSP */
- SSP2_D0 | VE_3_3V | PULLUP(1) | STRENGTH(S8MA), /* MISO DO */
- SSP2_D3 | VE_3_3V | PULLUP(1) | STRENGTH(S8MA), /* SS0 !CS */
- SSP2_CMD | VE_3_3V | PULLUP(1) | STRENGTH(S8MA), /* MOSI DIO */
- SSP2_SCK | VE_3_3V | PULLUP(1) | STRENGTH(S8MA), /* CLK */
-
- /* USB VBUS1 ENABLE - default to ON */
- AUART2_RX_GPIO | VE_3_3V | PULLUP(0) | GPIO_OUT | GPIO_VALUE(1),
- /* USB VBUS0 ENABLE - default to OFF */
- AUART2_TX_GPIO | VE_3_3V | PULLUP(0) | GPIO_OUT | GPIO_VALUE(0),
-};
-
-static struct mxs_mci_platform_data mci_pdata = {
- .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
- .voltages = MMC_VDD_32_33 | MMC_VDD_33_34, /* fixed to 3.3 V */
- .f_min = 400 * 1000,
- .f_max = 25000000,
-};
-
-/* fec */
-static void mx28_evk_get_ethaddr(void)
-{
- u8 mac_ocotp[3], mac[6];
- int ret;
-
- ret = mxs_ocotp_read(mac_ocotp, 3, 0);
- if (ret != 3) {
- pr_err("Reading MAC from OCOTP failed!\n");
- return;
- }
-
- mac[0] = 0x00;
- mac[1] = 0x04;
- mac[2] = 0x9f;
- mac[3] = mac_ocotp[2];
- mac[4] = mac_ocotp[1];
- mac[5] = mac_ocotp[0];
-
- eth_register_ethaddr(0, mac);
-}
-
-static void __init mx28_evk_fec_reset(void)
-{
- mdelay(1);
- gpio_set_value(MX28EVK_FEC_PHY_RESET_GPIO, 1);
-}
-
-/* PhyAD[0..2]=0, RMIISEL=1 */
-static struct fec_platform_data fec_info = {
- .xcv_type = PHY_INTERFACE_MODE_RMII,
- .phy_addr = 0,
-};
-
-/* LCD */
-static struct fb_videomode mx28_evk_vmodes[] = {
- {
- .name = "43WVF1G-0",
- .refresh = 60,
- .xres = 800,
- .yres = 480,
- .pixclock = 29851 /* (33,5 MHz) */,
- .left_margin = 89,
- .hsync_len = 10,
- .right_margin = 164,
- .upper_margin = 23,
- .vsync_len = 10,
- .lower_margin = 10,
- .sync = FB_SYNC_DE_HIGH_ACT | FB_SYNC_CLK_INVERT,
- .vmode = FB_VMODE_NONINTERLACED,
- }
-};
-
-#define MAX_FB_SIZE SZ_2M
-
-#define GPIO_LCD_RESET 126 /* Reset */
-#define GPIO_BACKLIGHT 114 /* Backlight active */
-
-static void mx28_evk_fb_enable(int enable)
-{
- gpio_direction_output(GPIO_LCD_RESET, enable);
-
- /* Give the display a chance to sync before we enable
- * the backlight to avoid flickering
- */
- if (enable)
- mdelay(200);
-
- gpio_direction_output(GPIO_BACKLIGHT, enable);
-}
-
-static struct imx_fb_platformdata mx28_evk_fb_pdata = {
- .mode_list = mx28_evk_vmodes,
- .mode_cnt = ARRAY_SIZE(mx28_evk_vmodes),
- .dotclk_delay = 0, /* no adaption required */
- .ld_intf_width = 24,
- .bits_per_pixel = 32,
- .fixed_screen = NULL,
- .enable = mx28_evk_fb_enable,
-};
-
-static const struct spi_board_info mx28evk_spi_board_info[] = {
- {
- .name = "m25p80",
- /*
- * we leave this with the lower frequency
- * as the ssp unit otherwise locks up
- */
- .max_speed_hz = 32000000,
- .bus_num = 2,
- .chip_select = 0,
- }
-};
-
-#ifdef CONFIG_USB_GADGET_DRIVER_ARC
-static struct fsl_usb2_platform_data usb_pdata = {
- .operating_mode = FSL_USB2_DR_DEVICE,
- .phy_mode = FSL_USB2_PHY_UTMI,
-};
-#endif
-static int mx28_evk_devices_init(void)
-{
- int i;
-
- /* initizalize muxing */
- for (i = 0; i < ARRAY_SIZE(mx28evk_pads); i++)
- imx_gpio_mode(mx28evk_pads[i]);
-
- armlinux_set_architecture(MACH_TYPE_MX28EVK);
-
- add_generic_device("mxs_mci", 0, NULL, IMX_SSP0_BASE, 0x2000,
- IORESOURCE_MEM, &mci_pdata);
-
- add_generic_device("stmfb", 0, NULL, IMX_FB_BASE, 0x2000,
- IORESOURCE_MEM, &mx28_evk_fb_pdata);
-
- mx28_evk_get_ethaddr(); /* must be after registering ocotp */
-
- mx28_evk_fec_reset();
- add_generic_device("imx28-fec", 0, NULL, IMX_FEC0_BASE, 0x4000,
- IORESOURCE_MEM, &fec_info);
-
- imx28_add_nand();
-
- spi_register_board_info(mx28evk_spi_board_info,
- ARRAY_SIZE(mx28evk_spi_board_info));
-
- add_generic_device("mxs_spi", 2, NULL, IMX_SSP2_BASE, 0x2000,
- IORESOURCE_MEM, NULL);
-
-#ifdef CONFIG_USB_GADGET_DRIVER_ARC
- imx28_usb_phy0_enable();
- imx28_usb_phy1_enable();
- add_generic_usb_ehci_device(DEVICE_ID_DYNAMIC, IMX_USB1_BASE, NULL);
- add_generic_device("fsl-udc", DEVICE_ID_DYNAMIC, NULL, IMX_USB0_BASE,
- 0x200, IORESOURCE_MEM, &usb_pdata);
-#endif
-
- return 0;
-}
-device_initcall(mx28_evk_devices_init);
-
-static int mx28_evk_console_init(void)
-{
- barebox_set_model("Freescale i.MX28 EVK");
- barebox_set_hostname("mx28evk");
-
- add_generic_device("stm_serial", 0, NULL, IMX_DBGUART_BASE, 0x2000,
- IORESOURCE_MEM, NULL);
-
- return 0;
-}
-console_initcall(mx28_evk_console_init);
diff --git a/arch/arm/configs/freescale-mx28-evk_defconfig b/arch/arm/configs/freescale-mx28-evk_defconfig
index 6c0bb02891..98ed5720cb 100644
--- a/arch/arm/configs/freescale-mx28-evk_defconfig
+++ b/arch/arm/configs/freescale-mx28-evk_defconfig
@@ -1,11 +1,11 @@
CONFIG_ARCH_MXS=y
CONFIG_ARCH_IMX28=y
+CONFIG_IMX28_MULTI_BOARDS=y
CONFIG_MACH_MX28EVK=y
CONFIG_AEABI=y
CONFIG_ARM_OPTIMZED_STRING_FUNCTIONS=y
CONFIG_ARM_UNWIND=y
CONFIG_MMU=y
-CONFIG_TEXT_BASE=0x0
CONFIG_MALLOC_SIZE=0x0
CONFIG_MALLOC_TLSF=y
CONFIG_KALLSYMS=y
@@ -20,11 +20,11 @@ CONFIG_BOOTM_INITRD=y
CONFIG_BLSPEC=y
CONFIG_DEFAULT_ENVIRONMENT_GENERIC_NEW=y
CONFIG_RESET_SOURCE=y
-CONFIG_DEBUG_INFO=y
CONFIG_CMD_DMESG=y
CONFIG_LONGHELP=y
CONFIG_CMD_IOMEM=y
CONFIG_CMD_MEMINFO=y
+CONFIG_CMD_REGULATOR=y
CONFIG_CMD_GO=y
CONFIG_CMD_RESET=y
CONFIG_CMD_UIMAGE=y
@@ -45,7 +45,6 @@ CONFIG_CMD_MSLEEP=y
CONFIG_CMD_READF=y
CONFIG_CMD_SLEEP=y
CONFIG_CMD_DHCP=y
-CONFIG_CMD_HOST=y
CONFIG_CMD_MIITOOL=y
CONFIG_CMD_PING=y
CONFIG_CMD_TFTP=y
@@ -68,10 +67,14 @@ CONFIG_CMD_OF_NODE=y
CONFIG_CMD_OF_PROPERTY=y
CONFIG_CMD_OFTREE=y
CONFIG_NET=y
+CONFIG_OFDEVICE=y
+CONFIG_OF_BAREBOX_DRIVERS=y
CONFIG_DRIVER_SERIAL_AUART=y
CONFIG_DRIVER_NET_FEC_IMX=y
CONFIG_DRIVER_SPI_MXS=y
CONFIG_MTD=y
+CONFIG_MTD_M25P80=y
+CONFIG_MTD_SST25L=y
CONFIG_NAND=y
CONFIG_NAND_MXS=y
CONFIG_VIDEO=y
@@ -80,6 +83,8 @@ CONFIG_MCI=y
CONFIG_MCI_STARTUP=y
CONFIG_MCI_MXS=y
CONFIG_MXS_APBH_DMA=y
+CONFIG_REGULATOR=y
+CONFIG_REGULATOR_FIXED=y
CONFIG_FS_TFTP=y
CONFIG_FS_FAT=y
CONFIG_FS_FAT_WRITE=y
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 561653930b..42fe5154fd 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -37,6 +37,7 @@ pbl-dtb-$(CONFIG_MACH_KONTRON_SAMX6I) += imx6q-samx6i.dtb.o \
imx6dl-samx6i.dtb.o
pbl-dtb-$(CONFIG_MACH_LENOVO_IX4_300D) += armada-xp-lenovo-ix4-300d-bb.dtb.o
pbl-dtb-$(CONFIG_MACH_MARVELL_ARMADA_XP_GP) += armada-xp-gp-bb.dtb.o armada-xp-db-bb.dtb.o
+pbl-dtb-$(CONFIG_MACH_MX28EVK) += imx28-evk.dtb.o
pbl-dtb-$(CONFIG_MACH_NETGEAR_RN104) += armada-370-rn104-bb.dtb.o
pbl-dtb-$(CONFIG_MACH_NETGEAR_RN2120) += armada-xp-rn2120-bb.dtb.o
pbl-dtb-$(CONFIG_MACH_NITROGEN6) += imx6q-nitrogen6x.dtb.o imx6dl-nitrogen6x.dtb.o imx6qp-nitrogen6_max.dtb.o
diff --git a/arch/arm/dts/imx28-evk.dts b/arch/arm/dts/imx28-evk.dts
new file mode 100644
index 0000000000..1fd9dd86c4
--- /dev/null
+++ b/arch/arm/dts/imx28-evk.dts
@@ -0,0 +1,40 @@
+#include <arm/imx28-evk.dts>
+
+/ {
+ chosen {
+ stdout-path = &duart;
+
+ environment {
+ compatible = "barebox,environment";
+ device-path = &gpmi, "partname:environment";
+ };
+ };
+};
+
+&duart {
+ arm,primecell-periphid = <0x00041011>;
+};
+
+&ocotp {
+ status = "okay";
+};
+
+&gpmi {
+ partition@0 {
+ label = "boot";
+ reg = <0x0 0x80000>;
+ };
+
+ partition@80000 {
+ label = "environment";
+ reg = <0x80000 0x80000>;
+ };
+};
+
+®_fec_3v3 {
+ gpio = <&gpio2 15 1>;
+};
+
+&mac1 {
+ status = "disabled";
+};
--
2.20.1
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