imx: ventana: remove GSC hwmon voltage rail min/max test

The min/max of each depends not only on board but on CPU. Simplify by removing
this rarely needed and difficult to maintain feature and just display the
rails and their values.

Signed-off-by: Tim Harvey <tharvey@gateworks.com>

diff --git a/board/gateworks/gw_ventana/gsc.c b/board/gateworks/gw_ventana/gsc.c
index a34a9a8..27bfeae 100644 (file)
--- a/board/gateworks/gw_ventana/gsc.c
+++ b/board/gateworks/gw_ventana/gsc.c
@@ -13,8 +13,6 @@
 
 #include "gsc.h"
 
-#define MINMAX(n, percent)     ((n)*(100-percent)/100), ((n)*(100+percent)/100)
-
 /*
  * The Gateworks System Controller will fail to ACK a master transaction if
  * it is busy, which can occur during its 1HZ timer tick while reading ADC's.
@@ -62,8 +60,7 @@ int gsc_i2c_write(uchar chip, uint addr, int alen, uchar *buf, int len)
 }
 
 #ifdef CONFIG_CMD_GSC
-static void read_hwmon(const char *name, uint reg, uint size, uint low,
-                      uint high)
+static void read_hwmon(const char *name, uint reg, uint size)
 {
        unsigned char buf[3];
        uint ui;
@@ -75,15 +72,10 @@ static void read_hwmon(const char *name, uint reg, uint size, uint low,
        } else {
                ui = buf[0] | (buf[1]<<8) | (buf[2]<<16);
                if (ui == 0xffffff)
-                       printf("invalid");
-               else if (ui < low)
-                       printf("%d Failed - Low", ui);
-               else if (ui > high)
-                       printf("%d Failed - High", ui);
+                       puts("invalid\n");
                else
-                       printf("%d", ui);
+                       printf("%d\n", ui);
        }
-       puts("\n");
 }
 
 int do_gsc(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
@@ -91,35 +83,34 @@ int do_gsc(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
        const char *model = getenv("model");
 
        i2c_set_bus_num(0);
-       read_hwmon("Temp",     GSC_HWMON_TEMP, 2, 0, 9000);
-       read_hwmon("VIN",      GSC_HWMON_VIN, 3, 8000, 60000);
-       read_hwmon("VBATT",    GSC_HWMON_VBATT, 3, 1800, 3500);
-       read_hwmon("VDD_3P3",  GSC_HWMON_VDD_3P3, 3, MINMAX(3300, 10));
-       read_hwmon("VDD_HIGH", GSC_HWMON_VDD_HIGH, 3, MINMAX(3000, 10));
-       read_hwmon("VDD_DDR",  GSC_HWMON_VDD_DDR, 3, MINMAX(1500, 10));
-       read_hwmon("VDD_5P0",  GSC_HWMON_VDD_5P0, 3, MINMAX(5000, 10));
-       read_hwmon("VDD_2P5",  GSC_HWMON_VDD_2P5, 3, MINMAX(2500, 10));
-       read_hwmon("VDD_1P8",  GSC_HWMON_VDD_1P8, 3, MINMAX(1800, 10));
-
+       read_hwmon("Temp",     GSC_HWMON_TEMP, 2);
+       read_hwmon("VIN",      GSC_HWMON_VIN, 3);
+       read_hwmon("VBATT",    GSC_HWMON_VBATT, 3);
+       read_hwmon("VDD_3P3",  GSC_HWMON_VDD_3P3, 3);
+       read_hwmon("VDD_HIGH", GSC_HWMON_VDD_HIGH, 3);
+       read_hwmon("VDD_DDR",  GSC_HWMON_VDD_DDR, 3);
+       read_hwmon("VDD_5P0",  GSC_HWMON_VDD_5P0, 3);
+       read_hwmon("VDD_2P5",  GSC_HWMON_VDD_2P5, 3);
+       read_hwmon("VDD_1P8",  GSC_HWMON_VDD_1P8, 3);
        switch (model[3]) {
        case '1': /* GW51xx */
-               read_hwmon("VDD_CORE", GSC_HWMON_VDD_CORE, 3, MINMAX(1175, 10));
-               read_hwmon("VDD_SOC",  GSC_HWMON_VDD_SOC, 3, MINMAX(1175, 10));
+               read_hwmon("VDD_CORE", GSC_HWMON_VDD_CORE, 3);
+               read_hwmon("VDD_SOC",  GSC_HWMON_VDD_SOC, 3);
                break;
        case '2': /* GW52xx */
        case '3': /* GW53xx */
-               read_hwmon("VDD_CORE", GSC_HWMON_VDD_CORE, 3, MINMAX(1175, 10));
-               read_hwmon("VDD_SOC",  GSC_HWMON_VDD_SOC, 3, MINMAX(1175, 10));
-               read_hwmon("VDD_1P0",  GSC_HWMON_VDD_1P0, 3, MINMAX(1000, 10));
+               read_hwmon("VDD_CORE", GSC_HWMON_VDD_CORE, 3);
+               read_hwmon("VDD_SOC",  GSC_HWMON_VDD_SOC, 3);
+               read_hwmon("VDD_1P0",  GSC_HWMON_VDD_1P0, 3);
                break;
        case '4': /* GW54xx */
-               read_hwmon("VDD_CORE", GSC_HWMON_VDD_CORE, 3, MINMAX(1375, 10));
-               read_hwmon("VDD_SOC",  GSC_HWMON_VDD_SOC, 3, MINMAX(1375, 10));
-               read_hwmon("VDD_1P0",  GSC_HWMON_VDD_1P0, 3, MINMAX(1000, 10));
+               read_hwmon("VDD_CORE", GSC_HWMON_VDD_CORE, 3);
+               read_hwmon("VDD_SOC",  GSC_HWMON_VDD_SOC, 3);
+               read_hwmon("VDD_1P0",  GSC_HWMON_VDD_1P0, 3);
                break;
        case '5': /* GW55xx */
-               read_hwmon("VDD_CORE", GSC_HWMON_VDD_CORE, 3, MINMAX(1175, 10));
-               read_hwmon("VDD_SOC",  GSC_HWMON_VDD_SOC, 3, MINMAX(1175, 10));
+               read_hwmon("VDD_CORE", GSC_HWMON_VDD_CORE, 3);
+               read_hwmon("VDD_SOC",  GSC_HWMON_VDD_SOC, 3);
                break;
        }
        return 0;