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authorShawn Nematbakhsh <shawnn@chromium.org>2013-05-28 17:46:49 -0700
committerAlexandru Gagniuc <mr.nuke.me@gmail.com>2013-12-02 18:04:52 +0100
commit6fb41dcad7e5030530f307b1ed86ffecd5e6eb89 (patch)
treed932151ff5ce5455fe2255491319c85519fede4c /src/mainboard
parent0bf1febed82c8433686978c74a0c851d85189f91 (diff)
peppy: Update GPIO table + USB port map.
- Update GPIO table to match board. - Update USB port map. - Remove iSSD power sequencing code. Change-Id: Iaa8e5921ed9db6bcfd18b5a888c7f80b2c93a710 Reviewed-on: https://gerrit.chromium.org/gerrit/56869 Reviewed-by: Shawn Nematbakhsh <shawnn@chromium.org> Signed-off-by: Shawn Nematbakhsh <shawnn@chromium.org> Tested-by: Shawn Nematbakhsh <shawnn@chromium.org> Commit-Queue: Shawn Nematbakhsh <shawnn@chromium.org> Reviewed-on: http://review.coreboot.org/4211 Reviewed-by: Ronald G. Minnich <rminnich@gmail.com> Tested-by: build bot (Jenkins) Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Diffstat (limited to 'src/mainboard')
-rw-r--r--src/mainboard/google/peppy/gpio.h16
-rw-r--r--src/mainboard/google/peppy/romstage.c46
2 files changed, 13 insertions, 49 deletions
diff --git a/src/mainboard/google/peppy/gpio.h b/src/mainboard/google/peppy/gpio.h
index 5cf1d3a693..dab086a0f8 100644
--- a/src/mainboard/google/peppy/gpio.h
+++ b/src/mainboard/google/peppy/gpio.h
@@ -39,8 +39,8 @@ const struct pch_lp_gpio_map mainboard_gpio_map[] = {
LP_GPIO_INPUT, /* 13: RAM_ID0 */
LP_GPIO_INPUT, /* 14: EC_IN_RW */
LP_GPIO_UNUSED, /* 15: UNUSED (STRAP) */
- LP_GPIO_OUT_LOW, /* 16: PCH_SSD_12_EN (iSSD VDDC) */
- LP_GPIO_OUT_LOW, /* 17: PCH_SSD_18_EN (iSSD VCCQ) */
+ LP_GPIO_UNUSED, /* 16: UNUSED */
+ LP_GPIO_UNUSED, /* 17: UNUSED */
LP_GPIO_NATIVE, /* 18: PCIE_CLKREQ_WLAN# */
LP_GPIO_UNUSED, /* 19: UNUSED */
LP_GPIO_UNUSED, /* 20: UNUSED */
@@ -56,7 +56,7 @@ const struct pch_lp_gpio_map mainboard_gpio_map[] = {
LP_GPIO_NATIVE, /* 30: NATIVE: PCH_SUSWARN_L */
LP_GPIO_NATIVE, /* 31: NATIVE: ACPRESENT */
LP_GPIO_NATIVE, /* 32: NATIVE: LPC_CLKRUN_L */
- LP_GPIO_NATIVE, /* 33: NATIVE: DEVSLP0 */
+ LP_GPIO_UNUSED, /* 33: UNUSED */
LP_GPIO_ACPI_SMI, /* 34: EC_SMI_L */
LP_GPIO_ACPI_SMI, /* 35: PCH_NMI_DBG_L (route in NMI_EN) */
LP_GPIO_ACPI_SCI, /* 36: EC_SCI_L */
@@ -67,12 +67,12 @@ const struct pch_lp_gpio_map mainboard_gpio_map[] = {
LP_GPIO_UNUSED, /* 41: UNUSED */
LP_GPIO_NATIVE, /* 42: NATIVE: USB_OC2# */
LP_GPIO_UNUSED, /* 43: UNUSED */
- LP_GPIO_OUT_LOW, /* 44: PP3300_SSD_EN (iSSD VCC_FLASH) */
+ LP_GPIO_OUT_HIGH, /* 44: PP3300_SSD_EN */
LP_GPIO_OUT_HIGH, /* 45: PP3300_CODEC_EN */
LP_GPIO_OUT_HIGH, /* 46: WLAN_DISABLE_L */
LP_GPIO_INPUT, /* 47: RAM_ID2 */
LP_GPIO_UNUSED, /* 48: UNUSED */
- LP_GPIO_OUT_LOW, /* 49: PP3300_SSD_IO_EN (iSSD VCC_IO) */
+ LP_GPIO_UNUSED, /* 49: UNUSED */
LP_GPIO_UNUSED, /* 50: UNUSED */
LP_GPIO_INPUT, /* 51: ALS_INT_L */
LP_GPIO_INPUT, /* 52: SIM_DET */
@@ -84,12 +84,12 @@ const struct pch_lp_gpio_map mainboard_gpio_map[] = {
LP_GPIO_INPUT, /* 58: PCH_SPI_WP_D */
LP_GPIO_OUT_HIGH, /* 59: LTE_DISABLE_L */
LP_GPIO_NATIVE, /* 60: NATIVE: SML0ALERT */
- LP_GPIO_NATIVE, /* 61: NATIVE: PCH_SUS_STAT */
- LP_GPIO_NATIVE, /* 62: NATIVE: PCH_SUS_CLK */
+ LP_GPIO_UNUSED, /* 61: UNUSED */
+ LP_GPIO_UNUSED, /* 62: UNUSED */
LP_GPIO_NATIVE, /* 63: NATIVE: PCH_SLP_S5_L */
LP_GPIO_UNUSED, /* 64: UNUSED */
LP_GPIO_UNUSED, /* 65: UNUSED */
- LP_GPIO_UNUSED, /* 66: UNUSED */
+ LP_GPIO_UNUSED, /* 66: UNUSED (STRAP) */
LP_GPIO_UNUSED, /* 67: UNUSED */
LP_GPIO_UNUSED, /* 68: UNUSED */
LP_GPIO_UNUSED, /* 69: UNUSED */
diff --git a/src/mainboard/google/peppy/romstage.c b/src/mainboard/google/peppy/romstage.c
index d979203572..b172da2cf3 100644
--- a/src/mainboard/google/peppy/romstage.c
+++ b/src/mainboard/google/peppy/romstage.c
@@ -98,39 +98,6 @@ static void copy_spd(struct pei_data *peid)
sizeof(peid->spd_data[0]));
}
-/*
- * Power Sequencing for SanDisk i100/i110 SSD
- *
- * Must be sequenced in this order with specified timing.
- *
- * 1. VCC_IO : 30us - 100ms
- * 2. VCC_FLASH : 70us - 10ms
- * 3. VCCQ : 70us - 10ms
- * 4. VDDC : 30us - 100ms
- *
- * There is no feedback to know if the voltage has stabilized
- * so this implementation will use the max ramp times. That
- * means it adds significantly to the boot time.
- */
-static void issd_power_sequence(void)
-{
- struct gpio_seq {
- int gpio;
- int wait_ms;
- } issd_gpio_seq[] = {
- { 49, 100 }, /* VCC_IO: GPIO 49, wait 100ms */
- { 44, 10 }, /* VCC_FLASH: GPIO 44, wait 10ms */
- { 17, 10 }, /* VCCQ: GPIO 17, wait 10ms */
- { 16, 100 }, /* VDDC: GPIO 16, wait 100ms */
- };
- int step;
-
- for (step = 0; step < ARRAY_SIZE(issd_gpio_seq); step++) {
- set_gpio(issd_gpio_seq[step].gpio, 1);
- udelay(issd_gpio_seq[step].wait_ms * 1000);
- }
-}
-
void mainboard_romstage_entry(unsigned long bist)
{
struct pei_data pei_data = {
@@ -161,18 +128,18 @@ void mainboard_romstage_entry(unsigned long bist)
usb2_ports: {
/* Length, Enable, OCn# */
{ 0x0040, 1, USB_OC_PIN_SKIP }, /* P0: LTE */
- { 0x0040, 1, 0 }, /* P1: Port A, CN10 */
+ { 0x0040, 1, 0 }, /* P1: Port A */
{ 0x0040, 1, USB_OC_PIN_SKIP }, /* P2: CCD */
{ 0x0040, 1, USB_OC_PIN_SKIP }, /* P3: BT */
- { 0x0040, 1, 2 }, /* P4: Port B, CN6 */
- { 0x0040, 0, USB_OC_PIN_SKIP }, /* P5: EMPTY */
+ { 0x0040, 1, 2 }, /* P4: USB 2.0 Port */
+ { 0x0040, 1, USB_OC_PIN_SKIP }, /* P5: USIM */
{ 0x0040, 1, USB_OC_PIN_SKIP }, /* P6: SD Card */
{ 0x0040, 0, USB_OC_PIN_SKIP }, /* P7: EMPTY */
},
usb3_ports: {
/* Enable, OCn# */
- { 1, 0 }, /* P1; Port A, CN10 */
- { 1, 2 }, /* P2; Port B, CN6 */
+ { 1, 0 }, /* P1; Port A, CN6 */
+ { 0, USB_OC_PIN_SKIP }, /* P2; */
{ 0, USB_OC_PIN_SKIP }, /* P3; */
{ 0, USB_OC_PIN_SKIP }, /* P4; */
},
@@ -188,7 +155,4 @@ void mainboard_romstage_entry(unsigned long bist)
/* Call into the real romstage main with this board's attributes. */
romstage_common(&romstage_params);
-
- /* Power sequence the iSSD module */
- issd_power_sequence();
}