summaryrefslogtreecommitdiffstats
path: root/board/google/chromebook_link/link.c
diff options
context:
space:
mode:
Diffstat (limited to 'board/google/chromebook_link/link.c')
-rw-r--r--board/google/chromebook_link/link.c124
1 files changed, 124 insertions, 0 deletions
diff --git a/board/google/chromebook_link/link.c b/board/google/chromebook_link/link.c
new file mode 100644
index 0000000000..88cee05241
--- /dev/null
+++ b/board/google/chromebook_link/link.c
@@ -0,0 +1,124 @@
+/*
+ * Copyright (C) 2014 Google, Inc
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/gpio.h>
+
+int arch_early_init_r(void)
+{
+ return 0;
+}
+
+int board_early_init_r(void)
+{
+ return 0;
+}
+
+static const struct pch_gpio_set1 pch_gpio_set1_mode = {
+ .gpio0 = GPIO_MODE_GPIO, /* NMI_DBG# */
+ .gpio3 = GPIO_MODE_GPIO, /* ALS_INT# */
+ .gpio5 = GPIO_MODE_GPIO, /* SIM_DET */
+ .gpio7 = GPIO_MODE_GPIO, /* EC_SCI# */
+ .gpio8 = GPIO_MODE_GPIO, /* EC_SMI# */
+ .gpio9 = GPIO_MODE_GPIO, /* RECOVERY# */
+ .gpio10 = GPIO_MODE_GPIO, /* SPD vector D3 */
+ .gpio11 = GPIO_MODE_GPIO, /* smbalert#, let's keep it initialized */
+ .gpio12 = GPIO_MODE_GPIO, /* TP_INT# */
+ .gpio14 = GPIO_MODE_GPIO, /* Touch_INT_L */
+ .gpio15 = GPIO_MODE_GPIO, /* EC_LID_OUT# (EC_WAKE#) */
+ .gpio21 = GPIO_MODE_GPIO, /* EC_IN_RW */
+ .gpio24 = GPIO_MODE_GPIO, /* DDR3L_EN */
+ .gpio28 = GPIO_MODE_GPIO, /* SLP_ME_CSW_DEV# */
+};
+
+static const struct pch_gpio_set1 pch_gpio_set1_direction = {
+ .gpio0 = GPIO_DIR_INPUT,
+ .gpio3 = GPIO_DIR_INPUT,
+ .gpio5 = GPIO_DIR_INPUT,
+ .gpio7 = GPIO_DIR_INPUT,
+ .gpio8 = GPIO_DIR_INPUT,
+ .gpio9 = GPIO_DIR_INPUT,
+ .gpio10 = GPIO_DIR_INPUT,
+ .gpio11 = GPIO_DIR_INPUT,
+ .gpio12 = GPIO_DIR_INPUT,
+ .gpio14 = GPIO_DIR_INPUT,
+ .gpio15 = GPIO_DIR_INPUT,
+ .gpio21 = GPIO_DIR_INPUT,
+ .gpio24 = GPIO_DIR_OUTPUT,
+ .gpio28 = GPIO_DIR_INPUT,
+};
+
+static const struct pch_gpio_set1 pch_gpio_set1_level = {
+ .gpio1 = GPIO_LEVEL_HIGH,
+ .gpio6 = GPIO_LEVEL_HIGH,
+ .gpio24 = GPIO_LEVEL_LOW,
+};
+
+static const struct pch_gpio_set1 pch_gpio_set1_invert = {
+ .gpio7 = GPIO_INVERT,
+ .gpio8 = GPIO_INVERT,
+ .gpio12 = GPIO_INVERT,
+ .gpio14 = GPIO_INVERT,
+ .gpio15 = GPIO_INVERT,
+};
+
+static const struct pch_gpio_set2 pch_gpio_set2_mode = {
+ .gpio36 = GPIO_MODE_GPIO, /* W_DISABLE_L */
+ .gpio41 = GPIO_MODE_GPIO, /* SPD vector D0 */
+ .gpio42 = GPIO_MODE_GPIO, /* SPD vector D1 */
+ .gpio43 = GPIO_MODE_GPIO, /* SPD vector D2 */
+ .gpio57 = GPIO_MODE_GPIO, /* PCH_SPI_WP_D */
+ .gpio60 = GPIO_MODE_GPIO, /* DRAMRST_CNTRL_PCH */
+};
+
+static const struct pch_gpio_set2 pch_gpio_set2_direction = {
+ .gpio36 = GPIO_DIR_OUTPUT,
+ .gpio41 = GPIO_DIR_INPUT,
+ .gpio42 = GPIO_DIR_INPUT,
+ .gpio43 = GPIO_DIR_INPUT,
+ .gpio57 = GPIO_DIR_INPUT,
+ .gpio60 = GPIO_DIR_OUTPUT,
+};
+
+static const struct pch_gpio_set2 pch_gpio_set2_level = {
+ .gpio36 = GPIO_LEVEL_HIGH,
+ .gpio60 = GPIO_LEVEL_HIGH,
+};
+
+static const struct pch_gpio_set3 pch_gpio_set3_mode = {
+};
+
+static const struct pch_gpio_set3 pch_gpio_set3_direction = {
+};
+
+static const struct pch_gpio_set3 pch_gpio_set3_level = {
+};
+
+static const struct pch_gpio_map link_gpio_map = {
+ .set1 = {
+ .mode = &pch_gpio_set1_mode,
+ .direction = &pch_gpio_set1_direction,
+ .level = &pch_gpio_set1_level,
+ .invert = &pch_gpio_set1_invert,
+ },
+ .set2 = {
+ .mode = &pch_gpio_set2_mode,
+ .direction = &pch_gpio_set2_direction,
+ .level = &pch_gpio_set2_level,
+ },
+ .set3 = {
+ .mode = &pch_gpio_set3_mode,
+ .direction = &pch_gpio_set3_direction,
+ .level = &pch_gpio_set3_level,
+ },
+};
+
+int board_early_init_f(void)
+{
+ ich_gpio_set_gpio_map(&link_gpio_map);
+
+ return 0;
+}
OpenPOWER on IntegriCloud