+// SPDX-License-Identifier: GPL-2.0+
/*
* common.c
*
* Copyright (C) 2013 Hannes Schmelzer <oe5hpm@oevsv.at>
* Bernecker & Rainer Industrieelektronik GmbH - http://www.br-automation.com
*
- * SPDX-License-Identifier: GPL-2.0+
- *
*/
+#include <log.h>
#include <version.h>
#include <common.h>
-#include <errno.h>
-#include <asm/arch/cpu.h>
-#include <asm/arch/hardware.h>
-#include <asm/arch/omap.h>
-#include <asm/arch/clock.h>
-#include <asm/arch/gpio.h>
-#include <asm/arch/sys_proto.h>
-#include <asm/arch/mmc_host_def.h>
-#include <asm/io.h>
-#include <asm/gpio.h>
+#include <env.h>
+#include <fdtdec.h>
#include <i2c.h>
-#include <miiphy.h>
-#include <cpsw.h>
-#include <power/tps65217.h>
#include <lcd.h>
-#include <fs.h>
-#ifdef CONFIG_USE_FDT
- #include <fdt_support.h>
-#endif
+#include <linux/delay.h>
#include "bur_common.h"
-#include "../../../drivers/video/am335x-fb.h"
-#include <nand.h>
-#include <fdt_simplefb.h>
-
-static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE;
DECLARE_GLOBAL_DATA_PTR;
-#ifdef CONFIG_USE_FDT
- #define FDTPROP(b, c) fdt_getprop_u32_default(gd->fdt_blob, b, c, ~0UL)
- #define PATHTIM "/panel/display-timings/default"
- #define PATHINF "/panel/panel-info"
-#endif
/* --------------------------------------------------------------------------*/
#if defined(CONFIG_LCD) && defined(CONFIG_AM335X_LCD) && \
- !defined(CONFIG_SPL_BUILD)
+ !defined(CONFIG_DM_VIDEO) && !defined(CONFIG_SPL_BUILD)
+#include <asm/arch/hardware.h>
+#include <asm/arch/cpu.h>
+#include <asm/gpio.h>
+#include <power/tps65217.h>
+#include "../../../drivers/video/am335x-fb.h"
+
void lcdbacklight(int on)
{
-#ifdef CONFIG_USE_FDT
- if (gd->fdt_blob == NULL) {
- printf("%s: don't have a valid gd->fdt_blob!\n", __func__);
- return;
- }
- unsigned int driver = FDTPROP(PATHINF, "brightdrv");
- unsigned int bright = FDTPROP(PATHINF, "brightdef");
- unsigned int pwmfrq = FDTPROP(PATHINF, "brightfdim");
-#else
unsigned int driver = env_get_ulong("ds1_bright_drv", 16, 0UL);
unsigned int bright = env_get_ulong("ds1_bright_def", 10, 50);
unsigned int pwmfrq = env_get_ulong("ds1_pwmfreq", 10, ~0UL);
-#endif
unsigned int tmp;
struct gptimer *timerhw;
int load_lcdtiming(struct am335x_lcdpanel *panel)
{
struct am335x_lcdpanel pnltmp;
-#ifdef CONFIG_USE_FDT
- u32 dtbprop;
- char buf[32];
- const char *nodep = 0;
- int nodeoff;
-
- if (gd->fdt_blob == NULL) {
- printf("%s: don't have a valid gd->fdt_blob!\n", __func__);
- return -1;
- }
- memcpy(&pnltmp, (void *)panel, sizeof(struct am335x_lcdpanel));
-
- pnltmp.hactive = FDTPROP(PATHTIM, "hactive");
- pnltmp.vactive = FDTPROP(PATHTIM, "vactive");
- pnltmp.bpp = FDTPROP(PATHINF, "bpp");
- pnltmp.hfp = FDTPROP(PATHTIM, "hfront-porch");
- pnltmp.hbp = FDTPROP(PATHTIM, "hback-porch");
- pnltmp.hsw = FDTPROP(PATHTIM, "hsync-len");
- pnltmp.vfp = FDTPROP(PATHTIM, "vfront-porch");
- pnltmp.vbp = FDTPROP(PATHTIM, "vback-porch");
- pnltmp.vsw = FDTPROP(PATHTIM, "vsync-len");
- pnltmp.pup_delay = FDTPROP(PATHTIM, "pupdelay");
- pnltmp.pon_delay = FDTPROP(PATHTIM, "pondelay");
- pnltmp.pxl_clk = FDTPROP(PATHTIM, "clock-frequency");
-
- /* check polarity of control-signals */
- dtbprop = FDTPROP(PATHTIM, "hsync-active");
- if (dtbprop == 0)
- pnltmp.pol |= HSYNC_INVERT;
- dtbprop = FDTPROP(PATHTIM, "vsync-active");
- if (dtbprop == 0)
- pnltmp.pol |= VSYNC_INVERT;
- dtbprop = FDTPROP(PATHINF, "sync-ctrl");
- if (dtbprop == 1)
- pnltmp.pol |= HSVS_CONTROL;
- dtbprop = FDTPROP(PATHINF, "sync-edge");
- if (dtbprop == 1)
- pnltmp.pol |= HSVS_RISEFALL;
- dtbprop = FDTPROP(PATHTIM, "pixelclk-active");
- if (dtbprop == 0)
- pnltmp.pol |= PXCLK_INVERT;
- dtbprop = FDTPROP(PATHTIM, "de-active");
- if (dtbprop == 0)
- pnltmp.pol |= DE_INVERT;
-
- nodeoff = fdt_path_offset(gd->fdt_blob, "/factory-settings");
- if (nodeoff >= 0) {
- nodep = fdt_getprop(gd->fdt_blob, nodeoff, "rotation", NULL);
- if (nodep != 0) {
- if (strcmp(nodep, "cw") == 0)
- panel_info.vl_rot = 1;
- else if (strcmp(nodep, "ud") == 0)
- panel_info.vl_rot = 2;
- else if (strcmp(nodep, "ccw") == 0)
- panel_info.vl_rot = 3;
- else
- panel_info.vl_rot = 0;
- }
- } else {
- puts("no 'factory-settings / rotation' in dtb!\n");
- }
- snprintf(buf, sizeof(buf), "fbcon=rotate:%d", panel_info.vl_rot);
- env_set("optargs_rot", buf);
-#else
+
pnltmp.hactive = env_get_ulong("ds1_hactive", 10, ~0UL);
pnltmp.vactive = env_get_ulong("ds1_vactive", 10, ~0UL);
pnltmp.bpp = env_get_ulong("ds1_bpp", 10, ~0UL);
pnltmp.pup_delay = env_get_ulong("ds1_pupdelay", 10, ~0UL);
pnltmp.pon_delay = env_get_ulong("ds1_tondelay", 10, ~0UL);
panel_info.vl_rot = env_get_ulong("ds1_rotation", 10, 0);
-#endif
+
if (
~0UL == (pnltmp.hactive) ||
~0UL == (pnltmp.vactive) ||
return 0;
}
-#ifdef CONFIG_USE_FDT
-static int load_devicetree(void)
-{
- int rc;
- loff_t dtbsize;
- u32 dtbaddr = env_get_ulong("dtbaddr", 16, 0UL);
-
- if (dtbaddr == 0) {
- printf("%s: don't have a valid <dtbaddr> in env!\n", __func__);
- return -1;
- }
-#ifdef CONFIG_NAND
- dtbsize = 0x20000;
- rc = nand_read_skip_bad(get_nand_dev_by_index(0), 0x40000,
- (size_t *)&dtbsize,
- NULL, 0x20000, (u_char *)dtbaddr);
-#else
- char *dtbname = env_get("dtb");
- char *dtbdev = env_get("dtbdev");
- char *dtbpart = env_get("dtbpart");
- if (!dtbdev || !dtbpart || !dtbname) {
- printf("%s: <dtbdev>/<dtbpart>/<dtb> missing.\n", __func__);
- return -1;
- }
-
- if (fs_set_blk_dev(dtbdev, dtbpart, FS_TYPE_EXT)) {
- puts("load_devicetree: set_blk_dev failed.\n");
- return -1;
- }
- rc = fs_read(dtbname, (u32)dtbaddr, 0, 0, &dtbsize);
-#endif
- if (rc == 0) {
- gd->fdt_blob = (void *)dtbaddr;
- gd->fdt_size = dtbsize;
- debug("loaded %d bytes of dtb onto 0x%08x\n",
- (u32)dtbsize, (u32)gd->fdt_blob);
- return dtbsize;
- }
-
- printf("%s: load dtb failed!\n", __func__);
- return -1;
-}
-
-static const char *dtbmacaddr(u32 ifno)
-{
- int node, len;
- char enet[16];
- const char *mac;
- const char *path;
-
- if (gd->fdt_blob == NULL) {
- printf("%s: don't have a valid gd->fdt_blob!\n", __func__);
- return NULL;
- }
-
- node = fdt_path_offset(gd->fdt_blob, "/aliases");
- if (node < 0)
- return NULL;
-
- sprintf(enet, "ethernet%d", ifno);
- path = fdt_getprop(gd->fdt_blob, node, enet, NULL);
- if (!path) {
- printf("no alias for %s\n", enet);
- return NULL;
- }
-
- node = fdt_path_offset(gd->fdt_blob, path);
- mac = fdt_getprop(gd->fdt_blob, node, "mac-address", &len);
- if (mac && is_valid_ethaddr((u8 *)mac))
- return mac;
-
- return NULL;
-}
-
-static void br_summaryscreen_printdtb(char *prefix,
- char *name,
- char *suffix)
-{
- char buf[32] = { 0 };
- const char *nodep = buf;
- char *mac = 0;
- int nodeoffset;
- int len;
-
- if (gd->fdt_blob == NULL) {
- printf("%s: don't have a valid gd->fdt_blob!\n", __func__);
- return;
- }
-
- if (strcmp(name, "brmac1") == 0) {
- mac = (char *)dtbmacaddr(0);
- if (mac)
- sprintf(buf, "%pM", mac);
- } else if (strcmp(name, "brmac2") == 0) {
- mac = (char *)dtbmacaddr(1);
- if (mac)
- sprintf(buf, "%pM", mac);
- } else {
- nodeoffset = fdt_path_offset(gd->fdt_blob,
- "/factory-settings");
- if (nodeoffset < 0) {
- puts("no 'factory-settings' in dtb!\n");
- return;
- }
- nodep = fdt_getprop(gd->fdt_blob, nodeoffset, name, &len);
- }
- if (nodep && strlen(nodep) > 1)
- lcd_printf("%s %s %s", prefix, nodep, suffix);
- else
- lcd_printf("\n");
-}
-int ft_board_setup(void *blob, bd_t *bd)
-{
- int nodeoffset;
-
- nodeoffset = fdt_path_offset(blob, "/factory-settings");
- if (nodeoffset < 0) {
- puts("set bootloader version 'factory-settings' not in dtb!\n");
- return -1;
- }
- if (fdt_setprop(blob, nodeoffset, "bl-version",
- PLAIN_VERSION, strlen(PLAIN_VERSION)) != 0) {
- puts("set bootloader version 'bl-version' prop. not in dtb!\n");
- return -1;
- }
- /*
- * if no simplefb is requested through environment, we don't set up
- * one, instead we turn off backlight.
- */
- if (env_get_ulong("simplefb", 10, 0) == 0) {
- lcdbacklight(0);
- return 0;
- }
- /* Setup simplefb devicetree node, also adapt memory-node,
- * upper limit for kernel e.g. linux is memtop-framebuffer alligned
- * to a full megabyte.
- */
- u64 start = gd->bd->bi_dram[0].start;
- u64 size = (gd->fb_base - start) & ~0xFFFFF;
- int rc = fdt_fixup_memory_banks(blob, &start, &size, 1);
-
- if (rc) {
- puts("cannot setup simplefb: Error reserving memory!\n");
- return rc;
- }
- rc = lcd_dt_simplefb_enable_existing_node(blob);
- if (rc) {
- puts("cannot setup simplefb: error enabling simplefb node!\n");
- return rc;
- }
-
- return 0;
-}
-#else
-
static void br_summaryscreen_printenv(char *prefix,
char *name, char *altname,
char *suffix)
lcd_printf("\n");
}
}
-#endif
+
void br_summaryscreen(void)
{
-#ifdef CONFIG_USE_FDT
- br_summaryscreen_printdtb(" - B&R -", "order-no", "-\n");
- br_summaryscreen_printdtb(" Serial/Rev :", "serial-no", " /");
- br_summaryscreen_printdtb(" ", "hw-revision", "\n");
- br_summaryscreen_printdtb(" MAC (IF1) :", "brmac1", "\n");
- br_summaryscreen_printdtb(" MAC (IF2) :", "brmac2", "\n");
- lcd_puts(" Bootloader : " PLAIN_VERSION "\n");
- lcd_puts("\n");
-#else
br_summaryscreen_printenv(" - B&R -", "br_orderno", 0, "-\n");
br_summaryscreen_printenv(" Serial/Rev :", "br_serial", 0, "\n");
- br_summaryscreen_printenv(" MAC (IF1) :", "br_mac1", "ethaddr", "\n");
- br_summaryscreen_printenv(" MAC (IF2) :", "br_mac2", 0, "\n");
+ br_summaryscreen_printenv(" MAC1 :", "br_mac1", "ethaddr", "\n");
+ br_summaryscreen_printenv(" MAC2 :", "br_mac2", 0, "\n");
lcd_puts(" Bootloader : " PLAIN_VERSION "\n");
lcd_puts("\n");
-#endif
}
void lcdpower(int on)
{
u32 pin, swval, i;
-#ifdef CONFIG_USE_FDT
- if (gd->fdt_blob == NULL) {
- printf("%s: don't have a valid gd->fdt_blob!\n", __func__);
- return;
- }
- pin = FDTPROP(PATHINF, "pwrpin");
-#else
+ char buf[16] = { 0 };
+
pin = env_get_ulong("ds1_pwr", 16, ~0UL);
-#endif
+
if (pin == ~0UL) {
puts("no pwrpin in dtb/env, cannot powerup display!\n");
return;
for (i = 0; i < 3; i++) {
if (pin != 0) {
+ snprintf(buf, sizeof(buf), "ds1_pwr#%d", i);
+ if (gpio_request(pin & 0x7F, buf) != 0) {
+ printf("%s: not able to request gpio %s",
+ __func__, buf);
+ continue;
+ }
swval = pin & 0x80 ? 0 : 1;
if (on)
gpio_direction_output(pin & 0x7F, swval);
void lcd_ctrl_init(void *lcdbase)
{
struct am335x_lcdpanel lcd_panel;
-#ifdef CONFIG_USE_FDT
- /* TODO: is there a better place to load the dtb ? */
- load_devicetree();
-#endif
+
memset(&lcd_panel, 0, sizeof(struct am335x_lcdpanel));
if (load_lcdtiming(&lcd_panel) != 0)
return;
br_summaryscreen();
lcdbacklight(1);
}
-#elif CONFIG_SPL_BUILD
-#else
-#error "LCD-support with a suitable FB-Driver is mandatory !"
#endif /* CONFIG_LCD */
-#ifdef CONFIG_SPL_BUILD
-void pmicsetup(u32 mpupll)
+int ft_board_setup(void *blob, bd_t *bd)
+{
+ int nodeoffset;
+
+ nodeoffset = fdt_path_offset(blob, "/factory-settings");
+ if (nodeoffset < 0) {
+ printf("%s: cannot find /factory-settings, trying /fset\n",
+ __func__);
+ nodeoffset = fdt_path_offset(blob, "/fset");
+ if (nodeoffset < 0) {
+ printf("%s: cannot find /fset.\n", __func__);
+ return 0;
+ }
+ }
+
+ if (fdt_setprop(blob, nodeoffset, "bl-version",
+ PLAIN_VERSION, strlen(PLAIN_VERSION)) != 0) {
+ printf("%s: no 'bl-version' prop in fdt!\n", __func__);
+ return 0;
+ }
+ return 0;
+}
+
+int brdefaultip_setup(int bus, int chip)
+{
+ int rc;
+ struct udevice *i2cdev;
+ u8 u8buf = 0;
+ char defip[256] = { 0 };
+
+ rc = i2c_get_chip_for_busnum(bus, chip, 2, &i2cdev);
+ if (rc != 0) {
+ printf("WARN: cannot probe baseboard EEPROM!\n");
+ return -1;
+ }
+
+ rc = dm_i2c_read(i2cdev, 0, &u8buf, 1);
+ if (rc != 0) {
+ printf("WARN: cannot read baseboard EEPROM!\n");
+ return -1;
+ }
+
+ if (u8buf != 0xFF)
+ snprintf(defip, sizeof(defip),
+ "if test -r ${ipaddr}; then; else setenv ipaddr 192.168.60.%d; setenv serverip 192.168.60.254; setenv gatewayip 192.168.60.254; setenv netmask 255.255.255.0; fi;",
+ u8buf);
+ else
+ strncpy(defip,
+ "if test -r ${ipaddr}; then; else setenv ipaddr 192.168.60.1; setenv serverip 192.168.60.254; setenv gatewayip 192.168.60.254; setenv netmask 255.255.255.0; fi;",
+ sizeof(defip));
+
+ env_set("brdefaultip", defip);
+ env_set_hex("board_id", u8buf);
+
+ return 0;
+}
+
+int overwrite_console(void)
+{
+ return 1;
+}
+
+#if defined(CONFIG_SPL_BUILD) && defined(CONFIG_AM33XX)
+#include <asm/arch/hardware.h>
+#include <asm/arch/omap.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/sys_proto.h>
+#include <power/tps65217.h>
+
+static struct ctrl_dev *cdev = (struct ctrl_dev *)CTRL_DEVICE_BASE;
+
+void pmicsetup(u32 mpupll, unsigned int bus)
{
int mpu_vdd;
int usb_cur_lim;
- if (i2c_probe(TPS65217_CHIP_PM)) {
- puts("PMIC (0x24) not found! skip further initalization.\n");
+ if (power_tps65217_init(bus)) {
+ printf("WARN: cannot setup PMIC 0x24 @ bus #%d, not found!.\n",
+ bus);
return;
}
printf("detected max. frequency: %d - ", dpll_mpu_opp100.m);
if (0 != mpupll) {
- dpll_mpu_opp100.m = MPUPLL_M_1000;
+ dpll_mpu_opp100.m = mpupll;
printf("retuning MPU-PLL to: %d MHz.\n", dpll_mpu_opp100.m);
} else {
puts("ok.\n");
enable_board_pin_mux();
}
-#endif /* CONFIG_SPL_BUILD */
-
-#if (defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD)) || \
- (defined(CONFIG_SPL_ETH_SUPPORT) && defined(CONFIG_SPL_BUILD))
-static void cpsw_control(int enabled)
-{
- /* VTP can be added here */
- return;
-}
-
-/* describing port offsets of TI's CPSW block */
-static struct cpsw_slave_data cpsw_slaves[] = {
- {
- .slave_reg_ofs = 0x208,
- .sliver_reg_ofs = 0xd80,
- .phy_addr = 1,
- },
- {
- .slave_reg_ofs = 0x308,
- .sliver_reg_ofs = 0xdc0,
- .phy_addr = 2,
- },
-};
-
-static struct cpsw_platform_data cpsw_data = {
- .mdio_base = CPSW_MDIO_BASE,
- .cpsw_base = CPSW_BASE,
- .mdio_div = 0xff,
- .channels = 8,
- .cpdma_reg_ofs = 0x800,
- .slaves = 1,
- .slave_data = cpsw_slaves,
- .ale_reg_ofs = 0xd00,
- .ale_entries = 1024,
- .host_port_reg_ofs = 0x108,
- .hw_stats_reg_ofs = 0x900,
- .bd_ram_ofs = 0x2000,
- .mac_control = (1 << 5),
- .control = cpsw_control,
- .host_port_num = 0,
- .version = CPSW_CTRL_VERSION_2,
-};
-#endif /* CONFIG_DRIVER_TI_CPSW, ... */
-
-#if defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD)
-int board_eth_init(bd_t *bis)
-{
- int rv = 0;
- char mac_addr[6];
- const char *mac = 0;
- uint32_t mac_hi, mac_lo;
- /* try reading mac address from efuse */
- mac_lo = readl(&cdev->macid0l);
- mac_hi = readl(&cdev->macid0h);
- mac_addr[0] = mac_hi & 0xFF;
- mac_addr[1] = (mac_hi & 0xFF00) >> 8;
- mac_addr[2] = (mac_hi & 0xFF0000) >> 16;
- mac_addr[3] = (mac_hi & 0xFF000000) >> 24;
- mac_addr[4] = mac_lo & 0xFF;
- mac_addr[5] = (mac_lo & 0xFF00) >> 8;
-
- if (!env_get("ethaddr")) {
- #if !defined(CONFIG_SPL_BUILD) && defined(CONFIG_USE_FDT)
- printf("<ethaddr> not set. trying DTB ... ");
- mac = dtbmacaddr(0);
- #endif
- if (!mac) {
- printf("<ethaddr> not set. validating E-fuse MAC ... ");
- if (is_valid_ethaddr((const u8 *)mac_addr))
- mac = (const char *)mac_addr;
- }
-
- if (mac) {
- printf("using: %pM on ", mac);
- eth_env_set_enetaddr("ethaddr", (const u8 *)mac);
- }
- }
- writel(MII_MODE_ENABLE, &cdev->miisel);
- cpsw_slaves[0].phy_if = PHY_INTERFACE_MODE_MII;
- cpsw_slaves[1].phy_if = PHY_INTERFACE_MODE_MII;
-
- rv = cpsw_register(&cpsw_data);
- if (rv < 0) {
- printf("Error %d registering CPSW switch\n", rv);
- return 0;
- }
- return rv;
-}
-#endif /* defined(CONFIG_DRIVER_TI_CPSW) && !defined(CONFIG_SPL_BUILD) */
-#if defined(CONFIG_MMC)
-int board_mmc_init(bd_t *bis)
-{
- int rc = 0;
-
- rc |= omap_mmc_init(0, 0, 0, -1, -1);
- rc |= omap_mmc_init(1, 0, 0, -1, -1);
-
- return rc;
-}
-#endif
-int overwrite_console(void)
-{
- return 1;
-}
+#endif /* CONFIG_SPL_BUILD && CONFIG_AM33XX */
projects / oweals / u-boot.git / blobdiff