Stefan Reinauer (stefan.reinauer@coreboot.org) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/4211
-gerrit
commit a0f2f5f3ec688166e4756a038d66a2f73264c54a Author: Shawn Nematbakhsh shawnn@chromium.org Date: Tue May 28 17:46:49 2013 -0700
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 Tested-by: Shawn Nematbakhsh shawnn@chromium.org Commit-Queue: Shawn Nematbakhsh shawnn@chromium.org --- src/mainboard/google/peppy/gpio.h | 16 ++++++------ src/mainboard/google/peppy/romstage.c | 46 ++++------------------------------- 2 files changed, 13 insertions(+), 49 deletions(-)
diff --git a/src/mainboard/google/peppy/gpio.h b/src/mainboard/google/peppy/gpio.h index 6dfb98f..7c023b5 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_IRQ_EDGE, /* 51: ALS_INT_L */ LP_GPIO_IRQ_EDGE, /* 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 8679adb..834479d 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; */ }, @@ -190,7 +157,4 @@ 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(); }
-
Stefan Reinauer