common: Drop linux/delay.h from common header

[u-boot.git] / board / freescale / common / sys_eeprom.c

diff --git a/board/freescale/common/sys_eeprom.c b/board/freescale/common/sys_eeprom.c
index 33a5a5a8f5337bdc1315859897d4229bfd26be23..728245d81cda182d79a50c8594c8b4af27b36c9c 100644 (file)
--- a/board/freescale/common/sys_eeprom.c
+++ b/board/freescale/common/sys_eeprom.c
@@ -1,16 +1,19 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright 2006, 2008-2009, 2011 Freescale Semiconductor
  * York Sun ([email protected])
  * Haiying Wang ([email protected])
  * Timur Tabi ([email protected])
- *
- * SPDX-License-Identifier:    GPL-2.0+
  */
 
 #include <common.h>
 #include <command.h>
+#include <env.h>
 #include <i2c.h>
+#include <init.h>
 #include <linux/ctype.h>
+#include <linux/delay.h>
+#include <u-boot/crc.h>
 
 #ifdef CONFIG_SYS_I2C_EEPROM_CCID
 #include "../common/eeprom.h"
@@ -21,7 +24,7 @@
 /* some boards with non-256-bytes EEPROM have special define */
 /* for MAX_NUM_PORTS in board-specific file */
 #ifndef MAX_NUM_PORTS
-#define MAX_NUM_PORTS  23
+#define MAX_NUM_PORTS  16
 #endif
 #define NXID_VERSION   1
 #endif
@@ -58,8 +61,9 @@ static struct __attribute__ ((__packed__)) eeprom {
        u8 res_1[21];     /* 0x2b - 0x3f Reserved */
        u8 mac_count;     /* 0x40        Number of MAC addresses */
        u8 mac_flag;      /* 0x41        MAC table flags */
-       u8 mac[MAX_NUM_PORTS][6];     /* 0x42 - x MAC addresses */
-       u32 crc;          /* x+1         CRC32 checksum */
+       u8 mac[MAX_NUM_PORTS][6];     /* 0x42 - 0xa1 MAC addresses */
+       u8 res_2[90];     /* 0xa2 - 0xfb Reserved */    
+       u32 crc;          /* 0xfc - 0xff CRC32 checksum */
 #endif
 } e;
 
@@ -89,7 +93,7 @@ static void show_eeprom(void)
        /* EEPROM tag ID, either CCID or NXID */
 #ifdef CONFIG_SYS_I2C_EEPROM_NXID
        printf("ID: %c%c%c%c v%u\n", e.id[0], e.id[1], e.id[2], e.id[3],
-               be32_to_cpu(e.version));
+              be32_to_cpu(e.version));
 #else
        printf("ID: %c%c%c%c\n", e.id[0], e.id[1], e.id[2], e.id[3]);
 #endif
@@ -113,7 +117,7 @@ static void show_eeprom(void)
                e.date[3] & 0x80 ? "PM" : "");
 
        /* Show MAC addresses  */
-       for (i = 0; i < min(e.mac_count, MAX_NUM_PORTS); i++) {
+       for (i = 0; i < min(e.mac_count, (u8)MAX_NUM_PORTS); i++) {
 
                u8 *p = e.mac[i];
 
@@ -148,23 +152,42 @@ static int read_eeprom(void)
 {
        int ret;
 #ifdef CONFIG_SYS_EEPROM_BUS_NUM
+#ifndef CONFIG_DM_I2C
        unsigned int bus;
+#endif
 #endif
 
        if (has_been_read)
                return 0;
 
 #ifdef CONFIG_SYS_EEPROM_BUS_NUM
+#ifndef CONFIG_DM_I2C
        bus = i2c_get_bus_num();
        i2c_set_bus_num(CONFIG_SYS_EEPROM_BUS_NUM);
 #endif
+#endif
 
-       ret = i2c_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0, CONFIG_SYS_I2C_EEPROM_ADDR_LEN,
-               (void *)&e, sizeof(e));
+#ifndef CONFIG_DM_I2C
+       ret = i2c_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0,
+                      CONFIG_SYS_I2C_EEPROM_ADDR_LEN,
+                      (void *)&e, sizeof(e));
+#else
+       struct udevice *dev;
+#ifdef CONFIG_SYS_EEPROM_BUS_NUM
+       ret = i2c_get_chip_for_busnum(CONFIG_SYS_EEPROM_BUS_NUM,
+                                     CONFIG_SYS_I2C_EEPROM_ADDR, 1, &dev);
+#else
+       ret = i2c_get_chip_for_busnum(0, CONFIG_SYS_I2C_EEPROM_ADDR, 1, &dev);
+#endif
+       if (!ret)
+               ret = dm_i2c_read(dev, 0, (void *)&e, sizeof(e));
+#endif
 
 #ifdef CONFIG_SYS_EEPROM_BUS_NUM
+#ifndef CONFIG_DM_I2C
        i2c_set_bus_num(bus);
 #endif
+#endif
 
 #ifdef DEBUG
        show_eeprom();
@@ -198,7 +221,9 @@ static int prog_eeprom(void)
        int i;
        void *p;
 #ifdef CONFIG_SYS_EEPROM_BUS_NUM
+#ifndef CONFIG_DM_I2C
        unsigned int bus;
+#endif
 #endif
 
        /* Set the reserved values to 0xFF   */
@@ -210,9 +235,11 @@ static int prog_eeprom(void)
 #endif
        update_crc();
 
+#ifndef CONFIG_DM_I2C
 #ifdef CONFIG_SYS_EEPROM_BUS_NUM
        bus = i2c_get_bus_num();
        i2c_set_bus_num(CONFIG_SYS_EEPROM_BUS_NUM);
+#endif
 #endif
 
        /*
@@ -221,8 +248,26 @@ static int prog_eeprom(void)
         * complete a given write.
         */
        for (i = 0, p = &e; i < sizeof(e); i += 8, p += 8) {
-               ret = i2c_write(CONFIG_SYS_I2C_EEPROM_ADDR, i, CONFIG_SYS_I2C_EEPROM_ADDR_LEN,
-                       p, min((sizeof(e) - i), 8));
+#ifndef CONFIG_DM_I2C
+               ret = i2c_write(CONFIG_SYS_I2C_EEPROM_ADDR, i,
+                               CONFIG_SYS_I2C_EEPROM_ADDR_LEN,
+                               p, min((int)(sizeof(e) - i), 8));
+#else
+               struct udevice *dev;
+#ifdef CONFIG_SYS_EEPROM_BUS_NUM
+               ret = i2c_get_chip_for_busnum(CONFIG_SYS_EEPROM_BUS_NUM,
+                                             CONFIG_SYS_I2C_EEPROM_ADDR,
+                                             CONFIG_SYS_I2C_EEPROM_ADDR_LEN,
+                                             &dev);
+#else
+               ret = i2c_get_chip_for_busnum(0, CONFIG_SYS_I2C_EEPROM_ADDR,
+                                             CONFIG_SYS_I2C_EEPROM_ADDR_LEN,
+                                             &dev);
+#endif
+               if (!ret)
+                       ret = dm_i2c_write(dev, i, p, min((int)(sizeof(e) - i),
+                                                         8));
+#endif
                if (ret)
                        break;
                udelay(5000);   /* 5ms write cycle timing */
@@ -232,14 +277,33 @@ static int prog_eeprom(void)
                /* Verify the write by reading back the EEPROM and comparing */
                struct eeprom e2;
 
+#ifndef CONFIG_DM_I2C
                ret = i2c_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0,
-                       CONFIG_SYS_I2C_EEPROM_ADDR_LEN, (void *)&e2, sizeof(e2));
+                              CONFIG_SYS_I2C_EEPROM_ADDR_LEN,
+                              (void *)&e2, sizeof(e2));
+#else
+               struct udevice *dev;
+#ifdef CONFIG_SYS_EEPROM_BUS_NUM
+               ret = i2c_get_chip_for_busnum(CONFIG_SYS_EEPROM_BUS_NUM,
+                                             CONFIG_SYS_I2C_EEPROM_ADDR,
+                                             CONFIG_SYS_I2C_EEPROM_ADDR_LEN,
+                                             &dev);
+#else
+               ret = i2c_get_chip_for_busnum(0, CONFIG_SYS_I2C_EEPROM_ADDR,
+                                             CONFIG_SYS_I2C_EEPROM_ADDR_LEN,
+                                             &dev);
+#endif
+               if (!ret)
+                       ret = dm_i2c_read(dev, 0, (void *)&e2, sizeof(e2));
+#endif
                if (!ret && memcmp(&e, &e2, sizeof(e)))
                        ret = -1;
        }
 
+#ifndef CONFIG_DM_I2C
 #ifdef CONFIG_SYS_EEPROM_BUS_NUM
        i2c_set_bus_num(bus);
+#endif
 #endif
 
        if (ret) {
@@ -320,7 +384,7 @@ static void set_mac_address(unsigned int index, const char *string)
        update_crc();
 }
 
-int do_mac(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+int do_mac(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
 {
        char cmd;
 
@@ -339,7 +403,7 @@ int do_mac(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
        if (cmd == 'i') {
 #ifdef CONFIG_SYS_I2C_EEPROM_NXID
                memcpy(e.id, "NXID", sizeof(e.id));
-               e.version = NXID_VERSION;
+               e.version = cpu_to_be32(NXID_VERSION);
 #else
                memcpy(e.id, "CCID", sizeof(e.id));
 #endif
@@ -460,7 +524,7 @@ int mac_read_from_eeprom(void)
                memset(e.mac[8], 0xff, 6);
 #endif
 
-       for (i = 0; i < min(e.mac_count, MAX_NUM_PORTS); i++) {
+       for (i = 0; i < min(e.mac_count, (u8)MAX_NUM_PORTS); i++) {
                if (memcmp(&e.mac[i], "\0\0\0\0\0\0", 6) &&
                    memcmp(&e.mac[i], "\xFF\xFF\xFF\xFF\xFF\xFF", 6)) {
                        char ethaddr[18];
@@ -477,14 +541,14 @@ int mac_read_from_eeprom(void)
                        /* Only initialize environment variables that are blank
                         * (i.e. have not yet been set)
                         */
-                       if (!getenv(enetvar))
-                               setenv(enetvar, ethaddr);
+                       if (!env_get(enetvar))
+                               env_set(enetvar, ethaddr);
                }
        }
 
 #ifdef CONFIG_SYS_I2C_EEPROM_NXID
        printf("%c%c%c%c v%u\n", e.id[0], e.id[1], e.id[2], e.id[3],
-               be32_to_cpu(e.version));
+              be32_to_cpu(e.version));
 #else
        printf("%c%c%c%c\n", e.id[0], e.id[1], e.id[2], e.id[3]);
 #endif
@@ -495,7 +559,7 @@ int mac_read_from_eeprom(void)
         * that at boot time, U-Boot will still say "NXID v0".
         */
        if (e.version == 0) {
-               e.version = NXID_VERSION;
+               e.version = cpu_to_be32(NXID_VERSION);
                update_crc();
        }
 #endif
@@ -528,8 +592,25 @@ unsigned int get_cpu_board_revision(void)
                u8 minor;         /* 0x05        Board revision, minor */
        } be;
 
+#ifndef CONFIG_DM_I2C
        i2c_read(CONFIG_SYS_I2C_EEPROM_ADDR, 0, CONFIG_SYS_I2C_EEPROM_ADDR_LEN,
                (void *)&be, sizeof(be));
+#else
+       struct udevice *dev;
+       int ret;
+#ifdef CONFIG_SYS_EEPROM_BUS_NUM
+       ret = i2c_get_chip_for_busnum(CONFIG_SYS_EEPROM_BUS_NUM,
+                                     CONFIG_SYS_I2C_EEPROM_ADDR,
+                                     CONFIG_SYS_I2C_EEPROM_ADDR_LEN,
+                                     &dev);
+#else
+       ret = i2c_get_chip_for_busnum(0, CONFIG_SYS_I2C_EEPROM_ADDR,
+                                     CONFIG_SYS_I2C_EEPROM_ADDR_LEN,
+                                     &dev);
+#endif
+       if (!ret)
+               dm_i2c_read(dev, 0, (void *)&be, sizeof(be));
+#endif
 
        if (be.id != (('C' << 24) | ('C' << 16) | ('I' << 8) | 'D'))
                return MPC85XX_CPU_BOARD_REV(0, 0);