6 files changed, 285 insertions, 7 deletions

diff --git a/board/compulab/common/Makefile b/board/compulab/common/Makefile
index 4044ac9..dbf0009 100644
--- a/board/compulab/common/Makefile
+++ b/board/compulab/common/Makefile
@@ -6,5 +6,8 @@
 # SPDX-License-Identifier:	GPL-2.0+
 #
 
-obj-$(CONFIG_SYS_I2C) += eeprom.o
-obj-$(CONFIG_LCD) += omap3_display.o
+obj-y				+= common.o
+obj-$(CONFIG_SYS_I2C)		+= eeprom.o
+obj-$(CONFIG_LCD)		+= omap3_display.o
+obj-$(CONFIG_SPLASH_SCREEN)	+= splash.o
+obj-$(CONFIG_SMC911X)		+= omap3_smc911x.o
diff --git a/board/compulab/common/common.c b/board/compulab/common/common.c
new file mode 100644
index 0000000..b25d9a2
--- /dev/null
+++ b/board/compulab/common/common.c
@@ -0,0 +1,59 @@
+/*
+ * (C) Copyright 2014 CompuLab, Ltd. <www.compulab.co.il>
+ *
+ * Authors: Igor Grinberg <grinberg@compulab.co.il>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/bootm.h>
+#include <asm/gpio.h>
+
+#include "common.h"
+#include "eeprom.h"
+
+void cl_print_pcb_info(void)
+{
+	u32 board_rev = get_board_rev();
+	u32 rev_major = board_rev / 100;
+	u32 rev_minor = board_rev - (rev_major * 100);
+
+	if ((rev_minor / 10) * 10 == rev_minor)
+		rev_minor = rev_minor / 10;
+
+	printf("PCB:   %u.%u\n", rev_major, rev_minor);
+}
+
+#ifdef CONFIG_SERIAL_TAG
+void __weak get_board_serial(struct tag_serialnr *serialnr)
+{
+	/*
+	 * This corresponds to what happens when we can communicate with the
+	 * eeprom but don't get a valid board serial value.
+	 */
+	serialnr->low = 0;
+	serialnr->high = 0;
+};
+#endif
+
+#ifdef CONFIG_CMD_USB
+int cl_usb_hub_init(int gpio, const char *label)
+{
+	if (gpio_request(gpio, label)) {
+		printf("Error: can't obtain GPIO%d for %s", gpio, label);
+		return -1;
+	}
+
+	gpio_direction_output(gpio, 0);
+	udelay(10);
+	gpio_set_value(gpio, 1);
+	udelay(1000);
+	return 0;
+}
+
+void cl_usb_hub_deinit(int gpio)
+{
+	gpio_free(gpio);
+}
+#endif
diff --git a/board/compulab/common/common.h b/board/compulab/common/common.h
new file mode 100644
index 0000000..68ffb11
--- /dev/null
+++ b/board/compulab/common/common.h
@@ -0,0 +1,47 @@
+/*
+ * (C) Copyright 2014 CompuLab, Ltd. <www.compulab.co.il>
+ *
+ * Authors: Igor Grinberg <grinberg@compulab.co.il>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef _CL_COMMON_
+#define _CL_COMMON_
+
+#include <asm/errno.h>
+
+void cl_print_pcb_info(void);
+
+#ifdef CONFIG_CMD_USB
+int cl_usb_hub_init(int gpio, const char *label);
+void cl_usb_hub_deinit(int gpio);
+#else /* !CONFIG_CMD_USB */
+static inline int cl_usb_hub_init(int gpio, const char *label)
+{
+	return -ENOSYS;
+}
+static inline void cl_usb_hub_deinit(int gpio) {}
+#endif /* CONFIG_CMD_USB */
+
+#ifdef CONFIG_SPLASH_SCREEN
+int cl_splash_screen_prepare(int nand_offset);
+#else /* !CONFIG_SPLASH_SCREEN */
+static inline int cl_splash_screen_prepare(int nand_offset)
+{
+	return -ENOSYS;
+}
+#endif /* CONFIG_SPLASH_SCREEN */
+
+#ifdef CONFIG_SMC911X
+int cl_omap3_smc911x_init(int id, int cs, u32 base_addr,
+			  int (*reset)(int), int rst_gpio);
+#else /* !CONFIG_SMC911X */
+static inline int cl_omap3_smc911x_init(int id, int cs, u32 base_addr,
+					int (*reset)(int), int rst_gpio)
+{
+	return -ENOSYS;
+}
+#endif /* CONFIG_SMC911X */
+
+#endif /* _CL_COMMON_ */
diff --git a/board/compulab/common/eeprom.c b/board/compulab/common/eeprom.c
index 2df3ada..a45e7be 100644
--- a/board/compulab/common/eeprom.c
+++ b/board/compulab/common/eeprom.c
@@ -109,23 +109,27 @@ int cl_eeprom_read_mac_addr(uchar *buf)
 	return cl_eeprom_read(offset, buf, 6);
 }
 
+static u32 board_rev;
+
 /*
  * Routine: cl_eeprom_get_board_rev
  * Description: read system revision from eeprom
  */
 u32 cl_eeprom_get_board_rev(void)
 {
-	u32 rev = 0;
 	char str[5]; /* Legacy representation can contain at most 4 digits */
 	uint offset = BOARD_REV_OFFSET_LEGACY;
 
+	if (board_rev)
+		return board_rev;
+
 	if (cl_eeprom_setup_layout())
 		return 0;
 
 	if (cl_eeprom_layout != LAYOUT_LEGACY)
 		offset = BOARD_REV_OFFSET;
 
-	if (cl_eeprom_read(offset, (uchar *)&rev, BOARD_REV_SIZE))
+	if (cl_eeprom_read(offset, (uchar *)&board_rev, BOARD_REV_SIZE))
 		return 0;
 
 	/*
@@ -133,9 +137,9 @@ u32 cl_eeprom_get_board_rev(void)
 	 * representation. i.e. for rev 1.00: 0x100 --> 0x64
 	 */
 	if (cl_eeprom_layout == LAYOUT_LEGACY) {
-		sprintf(str, "%x", rev);
-		rev = simple_strtoul(str, NULL, 10);
+		sprintf(str, "%x", board_rev);
+		board_rev = simple_strtoul(str, NULL, 10);
 	}
 
-	return rev;
+	return board_rev;
 };
diff --git a/board/compulab/common/omap3_smc911x.c b/board/compulab/common/omap3_smc911x.c
new file mode 100644
index 0000000..4561661
--- /dev/null
+++ b/board/compulab/common/omap3_smc911x.c
@@ -0,0 +1,93 @@
+/*
+ * (C) Copyright 2014 CompuLab, Ltd. <www.compulab.co.il>
+ *
+ * Authors: Igor Grinberg <grinberg@compulab.co.il>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <netdev.h>
+
+#include <asm/io.h>
+#include <asm/errno.h>
+#include <asm/arch/cpu.h>
+#include <asm/arch/mem.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/gpio.h>
+
+#include "common.h"
+
+static u32 cl_omap3_smc911x_gpmc_net_config[GPMC_MAX_REG] = {
+	NET_GPMC_CONFIG1,
+	NET_GPMC_CONFIG2,
+	NET_GPMC_CONFIG3,
+	NET_GPMC_CONFIG4,
+	NET_GPMC_CONFIG5,
+	NET_GPMC_CONFIG6,
+	0
+};
+
+static void cl_omap3_smc911x_setup_net_chip_gmpc(int cs, u32 base_addr)
+{
+	struct ctrl *ctrl_base = (struct ctrl *)OMAP34XX_CTRL_BASE;
+
+	enable_gpmc_cs_config(cl_omap3_smc911x_gpmc_net_config,
+			      &gpmc_cfg->cs[cs], base_addr, GPMC_SIZE_16M);
+
+	/* Enable off mode for NWE in PADCONF_GPMC_NWE register */
+	writew(readw(&ctrl_base->gpmc_nwe) | 0x0E00, &ctrl_base->gpmc_nwe);
+
+	/* Enable off mode for NOE in PADCONF_GPMC_NADV_ALE register */
+	writew(readw(&ctrl_base->gpmc_noe) | 0x0E00, &ctrl_base->gpmc_noe);
+
+	/* Enable off mode for ALE in PADCONF_GPMC_NADV_ALE register */
+	writew(readw(&ctrl_base->gpmc_nadv_ale) | 0x0E00,
+	       &ctrl_base->gpmc_nadv_ale);
+}
+
+#ifdef CONFIG_OMAP_GPIO
+static int cl_omap3_smc911x_reset_net_chip(int gpio)
+{
+	int err;
+
+	if (!gpio_is_valid(gpio))
+		return -EINVAL;
+
+	err = gpio_request(gpio, "eth rst");
+	if (err)
+		return err;
+
+	/* Set gpio as output and send a pulse */
+	gpio_direction_output(gpio, 1);
+	udelay(1);
+	gpio_set_value(gpio, 0);
+	mdelay(40);
+	gpio_set_value(gpio, 1);
+	mdelay(1);
+
+	return 0;
+}
+#else /* !CONFIG_OMAP_GPIO */
+static inline int cl_omap3_smc911x_reset_net_chip(int gpio) { return 0; }
+#endif /* CONFIG_OMAP_GPIO */
+
+int cl_omap3_smc911x_init(int id, int cs, u32 base_addr,
+			  int (*reset)(int), int rst_gpio)
+{
+	int ret;
+
+	cl_omap3_smc911x_setup_net_chip_gmpc(cs, base_addr);
+
+	if (reset)
+		reset(rst_gpio);
+	else
+		cl_omap3_smc911x_reset_net_chip(rst_gpio);
+
+	ret = smc911x_initialize(id, base_addr);
+	if (ret > 0)
+		return ret;
+
+	printf("Failed initializing SMC911x! ");
+	return 0;
+}
diff --git a/board/compulab/common/splash.c b/board/compulab/common/splash.c
new file mode 100644
index 0000000..49ed49b
--- /dev/null
+++ b/board/compulab/common/splash.c
@@ -0,0 +1,72 @@
+/*
+ * (C) Copyright 2014 CompuLab, Ltd. <www.compulab.co.il>
+ *
+ * Authors: Igor Grinberg <grinberg@compulab.co.il>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <nand.h>
+#include <bmp_layout.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#ifdef CONFIG_CMD_NAND
+static int splash_load_from_nand(u32 bmp_load_addr, int nand_offset)
+{
+	struct bmp_header *bmp_hdr;
+	int res;
+	size_t bmp_size, bmp_header_size = sizeof(struct bmp_header);
+
+	if (bmp_load_addr + bmp_header_size >= gd->start_addr_sp)
+		goto splash_address_too_high;
+
+	res = nand_read_skip_bad(&nand_info[nand_curr_device],
+			nand_offset, &bmp_header_size,
+			NULL, nand_info[nand_curr_device].size,
+			(u_char *)bmp_load_addr);
+	if (res < 0)
+		return res;
+
+	bmp_hdr = (struct bmp_header *)bmp_load_addr;
+	bmp_size = le32_to_cpu(bmp_hdr->file_size);
+
+	if (bmp_load_addr + bmp_size >= gd->start_addr_sp)
+		goto splash_address_too_high;
+
+	return nand_read_skip_bad(&nand_info[nand_curr_device],
+			nand_offset, &bmp_size,
+			NULL, nand_info[nand_curr_device].size,
+			(u_char *)bmp_load_addr);
+
+splash_address_too_high:
+	printf("Error: splashimage address too high. Data overwrites U-Boot "
+		"and/or placed beyond DRAM boundaries.\n");
+
+	return -1;
+}
+#else
+static inline int splash_load_from_nand(u32 bmp_load_addr, int nand_offset)
+{
+	return -1;
+}
+#endif /* CONFIG_CMD_NAND */
+
+int cl_splash_screen_prepare(int nand_offset)
+{
+	char *env_splashimage_value;
+	u32 bmp_load_addr;
+
+	env_splashimage_value = getenv("splashimage");
+	if (env_splashimage_value == NULL)
+		return -1;
+
+	bmp_load_addr = simple_strtoul(env_splashimage_value, 0, 16);
+	if (bmp_load_addr == 0) {
+		printf("Error: bad splashimage address specified\n");
+		return -1;
+	}
+
+	return splash_load_from_nand(bmp_load_addr, nand_offset);
+}