[PATCH 6/9] board: gateworks: venice: use bus numbers vs names

[Tim Harvey]

replace looking up i2c bus name by bus number and define bus numbers and
eeprom address with #defines.
Signed-off-by: Tim Harvey <thar...@gateworks.com>
---
 board/gateworks/venice/gsc.c | 19 ++++++++++---------
 board/gateworks/venice/gsc.h |  5 +++++
 board/gateworks/venice/spl.c |  4 ++--
 3 files changed, 17 insertions(+), 11 deletions(-)

diff --git a/board/gateworks/venice/gsc.c b/board/gateworks/venice/gsc.c
index c75bc6f855..c1278e636d 100644
--- a/board/gateworks/venice/gsc.c
+++ b/board/gateworks/venice/gsc.c
@@ -123,13 +123,13 @@ enum {
        GSC_SC_RST_CAUSE_MAX            = 10,
 };
 
+#include <dm/device.h>
 static struct udevice *gsc_get_dev(int busno, int slave)
 {
-       static const char * const i2c[] = { "i2c@30a20000", "i2c@30a30000" };
        struct udevice *dev, *bus;
        int ret;
 
-       ret = uclass_get_device_by_name(UCLASS_I2C, i2c[busno - 1], &bus);
+       ret = uclass_get_device_by_seq(UCLASS_I2C, busno, &bus);
        if (ret) {
                printf("GSC     : failed I2C%d probe: %d\n", busno, ret);
                return NULL;
@@ -246,7 +246,7 @@ int gsc_hwmon(void)
                return node;
 
        /* probe device */
-       dev = gsc_get_dev(1, GSC_HWMON_ADDR);
+       dev = gsc_get_dev(GSC_BUSNO, GSC_HWMON_ADDR);
        if (!dev) {
                puts("ERROR: Failed to probe GSC HWMON\n");
                return -ENODEV;
@@ -453,14 +453,15 @@ static int gsc_read(void)
 {
        int ret;
 
-       ret = gsc_read_eeprom(1, GSC_EEPROM_ADDR, 1, &som_info);
+       ret = gsc_read_eeprom(GSC_BUSNO, GSC_EEPROM_ADDR, 1, &som_info);
        if (ret) {
                memset(&som_info, 0, sizeof(som_info));
                return ret;
        }
 
        /* read optional baseboard EEPROM */
-       return gsc_read_eeprom(2, 0x52, 2, &base_info);
+       return gsc_read_eeprom(BASEBOARD_EEPROM_BUSNO, BASEBOARD_EEPROM_ADDR,
+                              2, &base_info);
 }
 
 static int gsc_info(int verbose)
@@ -518,7 +519,7 @@ static int gsc_info(int verbose)
 
        /* Display RTC */
        puts("RTC     : ");
-       dev = gsc_get_dev(1, GSC_RTC_ADDR);
+       dev = gsc_get_dev(GSC_BUSNO, GSC_RTC_ADDR);
        if (!dev) {
                puts("Failed to probe GSC RTC\n");
        } else {
@@ -542,7 +543,7 @@ int gsc_init(int quiet)
         */
        while (1) {
                /* probe device */
-               dev = gsc_get_dev(1, GSC_SC_ADDR);
+               dev = gsc_get_dev(GSC_BUSNO, GSC_SC_ADDR);
                if (dev)
                        break;
                mdelay(1);
@@ -583,7 +584,7 @@ static int gsc_sleep(unsigned long secs)
        int ret;
 
        /* probe device */
-       dev = gsc_get_dev(1, GSC_SC_ADDR);
+       dev = gsc_get_dev(GSC_BUSNO, GSC_SC_ADDR);
        if (!dev)
                return -ENODEV;
 
@@ -631,7 +632,7 @@ static int gsc_boot_wd_disable(void)
        int ret;
 
        /* probe device */
-       dev = gsc_get_dev(1, GSC_SC_ADDR);
+       dev = gsc_get_dev(GSC_BUSNO, GSC_SC_ADDR);
        if (!dev)
                return -ENODEV;
 
diff --git a/board/gateworks/venice/gsc.h b/board/gateworks/venice/gsc.h
index 27b02117bb..e0d0332a82 100644
--- a/board/gateworks/venice/gsc.h
+++ b/board/gateworks/venice/gsc.h
@@ -6,11 +6,16 @@
 #ifndef _GSC_H_
 #define _GSC_H_
 
+/* I2C bus numbers */
+#define GSC_BUSNO                      0
+#define BASEBOARD_EEPROM_BUSNO         1
+
 /* I2C slave addresses */
 #define GSC_SC_ADDR             0x20
 #define GSC_RTC_ADDR            0x68
 #define GSC_HWMON_ADDR          0x29
 #define GSC_EEPROM_ADDR         0x51
+#define BASEBOARD_EEPROM_ADDR  0x52
 
 struct venice_board_info {
        u8 mac[6];              /* 0x00: MAC base */
diff --git a/board/gateworks/venice/spl.c b/board/gateworks/venice/spl.c
index 8c357757c1..aada55ee27 100644
--- a/board/gateworks/venice/spl.c
+++ b/board/gateworks/venice/spl.c
@@ -116,7 +116,7 @@ static int power_init_board(void)
        if ((!strncmp(model, "GW71", 4)) ||
            (!strncmp(model, "GW72", 4)) ||
            (!strncmp(model, "GW73", 4))) {
-               ret = uclass_get_device_by_name(UCLASS_I2C, "i2c@30a20000", 
&bus);
+               ret = uclass_get_device_by_seq(UCLASS_I2C, 0, &bus);
                if (ret) {
                        printf("PMIC    : failed I2C1 probe: %d\n", ret);
                        return ret;
@@ -134,7 +134,7 @@ static int power_init_board(void)
        }
 
        else if (!strncmp(model, "GW7901", 6)) {
-               ret = uclass_get_device_by_name(UCLASS_I2C, "i2c@30a30000", 
&bus);
+               ret = uclass_get_device_by_seq(UCLASS_I2C, 1, &bus);
                if (ret) {
                        printf("PMIC    : failed I2C2 probe: %d\n", ret);
                        return ret;
-- 
2.17.1