New patch to review for coreboot: fdf420b veyron*: use gpio_base2_value() in board_id()

[Patrick Georgi]

Patrick Georgi ([e-mail]) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/9548

-gerrit

commit fdf420b4713216b479b8415c25a07c3439cdb4e2
Author: David Hendricks 
Date:   Fri Nov 7 13:48:49 2014 -0800

veyron*: use gpio_base2_value() in board_id()

This makes board_id() use the generic gpio_base2_value() function
    to obtain the value of the board ID straps.

BUG=none
    BRANCH=none
    TEST=tested on pinky

Change-Id: I15c1310889b989c34638fd342011aef5fe7bcec1
    Signed-off-by: Patrick Georgi 
    Original-Commit-Id: fcbb8a6998a66531326afe16b232395d49fee64d
    Original-Signed-off-by: David Hendricks 
    Original-Change-Id: I5847bf1c5b26bcaf7d36103f31bb255b31ff8185
    Original-Reviewed-on: https://chromium-review.googlesource.com/228370
    Original-Reviewed-by: Julius Werner 
---
 src/mainboard/google/veyron_jerry/boardid.c | 10 ++--------
 src/mainboard/google/veyron_pinky/boardid.c | 10 ++--------
 2 files changed, 4 insertions(+), 16 deletions(-)

diff --git a/src/mainboard/google/veyron_jerry/boardid.c b/src/mainboard/google/veyron_jerry/boardid.c
index 8d3e183..66de276 100644
--- a/src/mainboard/google/veyron_jerry/boardid.c
+++ b/src/mainboard/google/veyron_jerry/boardid.c
@@ -25,17 +25,11 @@
 uint8_t board_id(void)
 {
    static int id = -1;
-	static const gpio_t pins[] = {[3] = GPIO(2, A, 7), [2] = GPIO(2, A, 2),
+	static gpio_t pins[] = {[3] = GPIO(2, A, 7), [2] = GPIO(2, A, 2),
    	[1] = GPIO(2, A, 1), [0] = GPIO(2, A, 0)}; /* GPIO2_A0 is LSB */

if (id < 0) {
-		int i;
-
-		id = 0;
-		for (i = 0; i < ARRAY_SIZE(pins); i++) {
-			gpio_input(pins[i]);
-			id |= gpio_get(pins[i]) << i;
-		}
+		id = gpio_base2_value(pins, ARRAY_SIZE(pins));
    	printk(BIOS_SPEW, "Board ID: %d.\n", id);
    }

diff --git a/src/mainboard/google/veyron_pinky/boardid.c b/src/mainboard/google/veyron_pinky/boardid.c
index 8d3e183..66de276 100644
--- a/src/mainboard/google/veyron_pinky/boardid.c
+++ b/src/mainboard/google/veyron_pinky/boardid.c
@@ -25,17 +25,11 @@
 uint8_t board_id(void)
 {
    static int id = -1;
-	static const gpio_t pins[] = {[3] = GPIO(2, A, 7), [2] = GPIO(2, A, 2),
+	static gpio_t pins[] = {[3] = GPIO(2, A, 7), [2] = GPIO(2, A, 2),
    	[1] = GPIO(2, A, 1), [0] = GPIO(2, A, 0)}; /* GPIO2_A0 is LSB */

if (id < 0) {
-		int i;
-
-		id = 0;
-		for (i = 0; i < ARRAY_SIZE(pins); i++) {
-			gpio_input(pins[i]);
-			id |= gpio_get(pins[i]) << i;
-		}
+		id = gpio_base2_value(pins, ARRAY_SIZE(pins));
    	printk(BIOS_SPEW, "Board ID: %d.\n", id);
    }