Hi Rajeshwari, On Wed, Sep 11, 2013 at 4:01 AM, Rajeshwari S Shinde < rajeshwar...@samsung.com> wrote:
> Adding the base patch for Exynos based SMDK5420. > This shall enable compilation and basic boot support for > SMDK5420. > > Signed-off-by: Rajeshwari S Shinde <rajeshwar...@samsung.com> > Signed-off-by: Akshay Saraswat <aksha...@samsung.com> > --- > Changes in V2: > - None > Changes in V3: > - None > MAINTAINERS | 1 + > Makefile | 2 +- > board/samsung/common/board.c | 2 + > board/samsung/smdk5420/Makefile | 50 ++++++ > board/samsung/smdk5420/smdk5420.c | 281 > ++++++++++++++++++++++++++++++++++ > board/samsung/smdk5420/smdk5420_spl.c | 68 ++++++++ > boards.cfg | 1 + > tools/Makefile | 2 + > 8 files changed, 406 insertions(+), 1 deletion(-) > create mode 100644 board/samsung/smdk5420/Makefile > create mode 100644 board/samsung/smdk5420/smdk5420.c > create mode 100644 board/samsung/smdk5420/smdk5420_spl.c > > diff --git a/MAINTAINERS b/MAINTAINERS > index 9700ec9..97990fb 100644 > --- a/MAINTAINERS > +++ b/MAINTAINERS > @@ -939,6 +939,7 @@ Bo Shen <voice.s...@atmel.com> > Rajeshwari Shinde <rajeshwar...@samsung.com> > > snow ARM ARMV7 (EXYNOS5250 SoC) > + smdk5420 ARM ARMV7 (EXYNOS5420 SoC) > This file is gone now - I think you need to rebase to mainline. > Michal Simek <mon...@monstr.eu> > > diff --git a/Makefile b/Makefile > index 488db8a..cf1bc1c 100644 > --- a/Makefile > +++ b/Makefile > @@ -813,7 +813,7 @@ clean: > $(obj)tools/gdb/{astest,gdbcont,gdbsend} \ > $(obj)tools/gen_eth_addr $(obj)tools/img2srec \ > $(obj)tools/mk{env,}image $(obj)tools/mpc86x_clk \ > - $(obj)tools/mk{$(BOARD),}spl \ > + $(obj)tools/mk{$(BOARD)}spl \ > What is happening here? > $(obj)tools/mxsboot \ > $(obj)tools/ncb $(obj)tools/ubsha1 \ > $(obj)tools/kernel-doc/docproc \ > diff --git a/board/samsung/common/board.c b/board/samsung/common/board.c > index bfcfbdf..f255d69 100644 > --- a/board/samsung/common/board.c > +++ b/board/samsung/common/board.c > @@ -154,6 +154,7 @@ struct cros_ec_dev *board_get_cros_ec_dev(void) > return local.cros_ec_dev; > } > > +#ifdef CONFIG_CROS_EC > static int board_init_cros_ec_devices(const void *blob) > { > local.cros_ec_err = cros_ec_init(blob, &local.cros_ec_dev); > @@ -162,6 +163,7 @@ static int board_init_cros_ec_devices(const void *blob) > > return 0; > } > +#endif > > #if defined(CONFIG_POWER) > static int pmic_reg_update(struct pmic *p, int reg, uint regval) > diff --git a/board/samsung/smdk5420/Makefile > b/board/samsung/smdk5420/Makefile > new file mode 100644 > index 0000000..15e992e > --- /dev/null > +++ b/board/samsung/smdk5420/Makefile > @@ -0,0 +1,50 @@ > +# > +# Copyright (C) 2013 Samsung Electronics > +# > +# 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 $(TOPDIR)/config.mk > + > +LIB = $(obj)lib$(BOARD).o > + > +COBJS += smdk5420_spl.o > + > +ifndef CONFIG_SPL_BUILD > +COBJS += smdk5420.o > +endif > + > +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) > +OBJS := $(addprefix $(obj),$(COBJS) $(SOBJS)) > + > +ALL := $(obj).depend $(LIB) > + > +all: $(ALL) > + > +$(LIB): $(OBJS) > + $(call cmd_link_o_target, $(OBJS)) > + > +######################################################################### > + > +# defines $(obj).depend target > +include $(SRCTREE)/rules.mk > + > +sinclude $(obj).depend > + > +######################################################################### > diff --git a/board/samsung/smdk5420/smdk5420.c > b/board/samsung/smdk5420/smdk5420.c > new file mode 100644 > index 0000000..b4c860e > --- /dev/null > +++ b/board/samsung/smdk5420/smdk5420.c > @@ -0,0 +1,281 @@ > +/* > + * Copyright (C) 2013 Samsung Electronics > + * > + * 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 <fdtdec.h> > +#include <asm/io.h> > +#include <i2c.h> > +#include <lcd.h> > +#include <netdev.h> > +#include <spi.h> > +#include <asm/arch/board.h> > +#include <asm/arch/cpu.h> > +#include <asm/arch/dwmmc.h> > +#include <asm/arch/gpio.h> > +#include <asm/arch/mmc.h> > +#include <asm/arch/pinmux.h> > +#include <asm/arch/sromc.h> > +#include <asm/arch/dp_info.h> > +#include <power/pmic.h> > + > +DECLARE_GLOBAL_DATA_PTR; > + > +#ifdef CONFIG_USB_EHCI_EXYNOS > +int board_usb_vbus_init(void) > +{ > + struct exynos5_gpio_part1 *gpio1 = (struct exynos5_gpio_part1 *) > + > samsung_get_base_gpio_part1(); > + > + /* Enable VBUS power switch */ > + s5p_gpio_direction_output(&gpio1->x2, 6, 1); > + > + /* VBUS turn ON time */ > + mdelay(3); > + > + return 0; > +} > +#endif > + > +int exynos_init(void) > +{ > +#ifdef CONFIG_USB_EHCI_EXYNOS > + board_usb_vbus_init(); > +#endif > + return 0; > +} > + > +static int decode_sromc(const void *blob, struct fdt_sromc *config) > +{ > + int err; > + int node; > + > + node = fdtdec_next_compatible(blob, 0, > COMPAT_SAMSUNG_EXYNOS5_SROMC); > + if (node < 0) { > + debug("Could not find SROMC node\n"); > + return node; > + } > + > + config->bank = fdtdec_get_int(blob, node, "bank", 0); > + config->width = fdtdec_get_int(blob, node, "width", 2); > + > + err = fdtdec_get_int_array(blob, node, "srom-timing", > config->timing, > + FDT_SROM_TIMING_COUNT); > + if (err < 0) { > + debug("Could not decode SROMC configuration Error: %s\n", > + fdt_strerror(err)); > + return -FDT_ERR_NOTFOUND; > + } > + return 0; > +} > + > +int board_eth_init(bd_t *bis) > +{ > +#ifdef CONFIG_SMC911X > + u32 smc_bw_conf, smc_bc_conf; > + struct fdt_sromc config; > + fdt_addr_t base_addr; > + int node; > + > + node = decode_sromc(gd->fdt_blob, &config); > + if (node < 0) { > + debug("%s: Could not find sromc configuration\n", > __func__); > + return 0; > + } > + node = fdtdec_next_compatible(gd->fdt_blob, node, > COMPAT_SMSC_LAN9215); > + if (node < 0) { > + debug("%s: Could not find lan9215 configuration\n", > __func__); > + return 0; > + } > + > + /* We now have a node, so any problems from now on are errors */ > + base_addr = fdtdec_get_addr(gd->fdt_blob, node, "reg"); > + if (base_addr == FDT_ADDR_T_NONE) { > + debug("%s: Could not find lan9215 address\n", __func__); > + return -1; > + } > + > + /* Ethernet needs data bus width of 16 bits */ > + if (config.width != 2) { > + debug("%s: Unsupported bus width %d\n", __func__, > + config.width); > + return -1; > + } > + smc_bw_conf = SROMC_DATA16_WIDTH(config.bank) > + | SROMC_BYTE_ENABLE(config.bank); > + > + smc_bc_conf = SROMC_BC_TACS(config.timing[FDT_SROM_TACS]) | > + SROMC_BC_TCOS(config.timing[FDT_SROM_TCOS]) | > + SROMC_BC_TACC(config.timing[FDT_SROM_TACC]) | > + SROMC_BC_TCOH(config.timing[FDT_SROM_TCOH]) | > + SROMC_BC_TAH(config.timing[FDT_SROM_TAH]) | > + SROMC_BC_TACP(config.timing[FDT_SROM_TACP]) | > + SROMC_BC_PMC(config.timing[FDT_SROM_PMC]); > + > + /* Select and configure the SROMC bank */ > + exynos_pinmux_config(PERIPH_ID_SROMC, config.bank); > + s5p_config_sromc(config.bank, smc_bw_conf, smc_bc_conf); > + return smc911x_initialize(0, base_addr); > +#endif > + return 0; > +} > + > +#ifdef CONFIG_GENERIC_MMC > +int board_mmc_init(bd_t *bis) > +{ > + int ret; > + > + /* dwmmc initializattion for available channels */ > + ret = exynos_dwmmc_init(gd->fdt_blob); > + if (ret) > + debug("dwmmc init failed\n"); > + > + return ret; > +} > +#endif > + > +#if defined(CONFIG_POWER) > +int power_init_board(void) > +{ > + if (pmic_init(I2C_PMIC)) { > + debug("Could not initialise PMIC\n"); > + return -1; > + } else { > + return 0; > + } > +} > +#endif > + > +#ifdef CONFIG_LCD > +void cfg_lcd_gpio(void) > +{ > + struct exynos5_gpio_part1 *gpio1 = > + (struct exynos5_gpio_part1 *)samsung_get_base_gpio_part1(); > + > + /* For Backlight */ > + s5p_gpio_cfg_pin(&gpio1->b2, 0, GPIO_OUTPUT); > + s5p_gpio_set_value(&gpio1->b2, 0, 1); > + > + /* LCD power on */ > + s5p_gpio_cfg_pin(&gpio1->x1, 5, GPIO_OUTPUT); > + s5p_gpio_set_value(&gpio1->x1, 5, 1); > + > + /* Set Hotplug detect for DP */ > + s5p_gpio_cfg_pin(&gpio1->x0, 7, GPIO_FUNC(0x3)); > +} > + > +vidinfo_t panel_info = { > + .vl_freq = 60, > + .vl_col = 2560, > + .vl_row = 1600, > + .vl_width = 2560, > + .vl_height = 1600, > + .vl_clkp = CONFIG_SYS_LOW, > + .vl_hsp = CONFIG_SYS_LOW, > + .vl_vsp = CONFIG_SYS_LOW, > + .vl_dp = CONFIG_SYS_LOW, > + .vl_bpix = 4, /* LCD_BPP = 2^4, for output conosle on > LCD */ > + > + /* wDP panel timing infomation */ > + .vl_hspw = 32, > + .vl_hbpd = 80, > + .vl_hfpd = 48, > + > + .vl_vspw = 6, > + .vl_vbpd = 37, > + .vl_vfpd = 3, > + .vl_cmd_allow_len = 0xf, > + > + .win_id = 3, > + .cfg_gpio = cfg_lcd_gpio, > + .backlight_on = NULL, > + .lcd_power_on = NULL, > + .reset_lcd = NULL, > + .dual_lcd_enabled = 0, > + > + .init_delay = 0, > + .power_on_delay = 0, > + .reset_delay = 0, > + .interface_mode = FIMD_RGB_INTERFACE, > + .dp_enabled = 1, > +}; > + > +static struct edp_device_info edp_info = { > + .disp_info = { > + .h_res = 2560, > + .h_sync_width = 32, > + .h_back_porch = 80, > + .h_front_porch = 48, > + .v_res = 1600, > + .v_sync_width = 6, > + .v_back_porch = 37, > + .v_front_porch = 3, > + .v_sync_rate = 60, > + }, > + .lt_info = { > + .lt_status = DP_LT_NONE, > + }, > + .video_info = { > + .master_mode = 0, > + .bist_mode = DP_DISABLE, > + .bist_pattern = NO_PATTERN, > + .h_sync_polarity = 0, > + .v_sync_polarity = 0, > + .interlaced = 0, > + .color_space = COLOR_RGB, > + .dynamic_range = VESA, > + .ycbcr_coeff = COLOR_YCBCR601, > + .color_depth = COLOR_8, > + }, > +}; > + > +static struct exynos_dp_platform_data dp_platform_data = { > + .phy_enable = set_dp_phy_ctrl, > + .edp_dev_info = &edp_info, > +}; > + > +void init_panel_info(vidinfo_t *vid) > +{ > + vid->rgb_mode = MODE_RGB_P, > + > + exynos_set_dp_platform_data(&dp_platform_data); > +} > +#endif > + > +int board_get_revision(void) > +{ > + return 0; > +} > + > +#ifdef CONFIG_DISPLAY_BOARDINFO > +int checkboard(void) > +{ > + const char *board_name; > + > + board_name = fdt_getprop(gd->fdt_blob, 0, "model", NULL); > + if (board_name == NULL) > + printf("\nUnknown Board\n"); > + else > + printf("\nBoard: %s\n", board_name); > + > + return 0; > +} > +#endif > diff --git a/board/samsung/smdk5420/smdk5420_spl.c > b/board/samsung/smdk5420/smdk5420_spl.c > new file mode 100644 > index 0000000..ce8c475 > --- /dev/null > +++ b/board/samsung/smdk5420/smdk5420_spl.c > @@ -0,0 +1,68 @@ > +/* > + * Copyright (c) 2013 The Chromium OS Authors. > + * > + * 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 <asm/arch/cpu.h> > +#include <asm/arch/spl.h> > +#include <asm/arch/clk.h> > + > +#define SIGNATURE 0xdeadbeef > + > +/* Parameters of early board initialization in SPL */ > +static struct spl_machine_param machine_param > + __attribute__((section(".machine_param"))) = { > + .signature = SIGNATURE, > + .version = 1, > + .params = "vmubfasirM", > + .size = sizeof(machine_param), > + > + .mem_iv_size = 0x1f, > + .mem_type = DDR_MODE_DDR3, > + > + /* > + * Set uboot_size to 0x100000 bytes. > + * > + * This is an overly conservative value chosen to accommodate all > + * possible U-Boot image. You are advised to set this value to a > + * smaller realistic size via scripts that modifies the > .machine_param > + * section of output U-Boot image. > + */ > + .uboot_size = 0x100000, > + > + .boot_source = BOOT_MODE_OM, > + .frequency_mhz = 800, > + .arm_freq_mhz = 900, > + .serial_base = 0x12c30000, > + .i2c_base = 0x12c60000, > + .mem_manuf = MEM_MANUF_SAMSUNG, > +}; > + > +struct spl_machine_param *spl_get_machine_params(void) > +{ > + if (machine_param.signature != SIGNATURE) { > + /* Will hang if SIGNATURE dont match */ > + while (1) > + ; > + } > + > + return &machine_param; > +} > diff --git a/boards.cfg b/boards.cfg > index 598561b..c514bf7 100644 > --- a/boards.cfg > +++ b/boards.cfg > @@ -329,6 +329,7 @@ s5pc210_universal arm armv7 > universal_c210 samsung > snow arm armv7 smdk5250 > samsung exynos > smdk5250 arm armv7 smdk5250 > samsung exynos > smdkv310 arm armv7 smdkv310 > samsung exynos > +smdk5420 arm armv7 smdk5420 > samsung exynos > Again this needs a rebase. > trats arm armv7 trats > samsung exynos > harmony arm armv7:arm720t harmony > nvidia tegra20 > seaboard arm armv7:arm720t seaboard > nvidia tegra20 > diff --git a/tools/Makefile b/tools/Makefile > index b941192..5ddfa80 100644 > --- a/tools/Makefile > +++ b/tools/Makefile > @@ -53,6 +53,7 @@ BIN_FILES-$(CONFIG_XWAY_SWAP_BYTES) += > xway-swap-bytes$(SFX) > BIN_FILES-y += mkenvimage$(SFX) > BIN_FILES-y += mkimage$(SFX) > BIN_FILES-$(CONFIG_EXYNOS5250) += mk$(BOARD)spl$(SFX) > +BIN_FILES-$(CONFIG_EXYNOS5420) += mk$(BOARD)spl$(SFX) > This has changed also I think. I could not get this to build properly. > BIN_FILES-$(CONFIG_MX23) += mxsboot$(SFX) > BIN_FILES-$(CONFIG_MX28) += mxsboot$(SFX) > BIN_FILES-$(CONFIG_NETCONSOLE) += ncb$(SFX) > @@ -88,6 +89,7 @@ NOPED_OBJ_FILES-y += omapimage.o > NOPED_OBJ_FILES-y += mkenvimage.o > NOPED_OBJ_FILES-y += mkimage.o > OBJ_FILES-$(CONFIG_EXYNOS5250) += mkexynosspl.o > +OBJ_FILES-$(CONFIG_EXYNOS5420) += mkexynosspl.o > OBJ_FILES-$(CONFIG_MX23) += mxsboot.o > OBJ_FILES-$(CONFIG_MX28) += mxsboot.o > OBJ_FILES-$(CONFIG_NETCONSOLE) += ncb.o > -- > 1.7.12.4 > > Regards, Simon
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