diff options
| author | Christian Walter <christian.walter@9elements.com> | 2019-07-25 09:07:32 +0000 |
|---|---|---|
| committer | Nico Huber <nico.h@gmx.de> | 2019-07-29 11:20:18 +0000 |
| commit | 931e99132561a0e94bf8a640b51b0dd99da0fcf1 (patch) | |
| tree | 32bad4ca74199c4207a3a82af0b1a27c84e1ffbc /src/soc | |
| parent | 53b4b2850c0db509c9d0d5da4d2975710f685bd7 (diff) | |
Revert "soc/intel/common: Set controller state to active in uart init"
This reverts commit 46445155ea21b0aa9106e12a00b9b1d89887a461.
Reason for revert: Breaks coreboot. Either no UART working or the
complete boot process stops.
Platform: Intel Apollolake, tested on Up Squared
Change-Id: If581f42e423caa76deb4ecf67296a7c2f1f7705d
Signed-off-by: Christian Walter <christian.walter@9elements.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34307
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
Diffstat (limited to 'src/soc')
| -rw-r--r-- | src/soc/intel/common/block/uart/uart.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/src/soc/intel/common/block/uart/uart.c b/src/soc/intel/common/block/uart/uart.c index 82e5df401c..9d820ffd7e 100644 --- a/src/soc/intel/common/block/uart/uart.c +++ b/src/soc/intel/common/block/uart/uart.c @@ -33,11 +33,8 @@ extern const struct uart_gpio_pad_config uart_gpio_pads[]; extern const int uart_max_index; -static void uart_lpss_init(struct device *dev, uintptr_t baseaddr) +static void uart_lpss_init(uintptr_t baseaddr) { - /* Ensure controller is in D0 state */ - lpss_set_power_state(dev, STATE_D0); - /* Take UART out of reset */ lpss_reset_release(baseaddr); @@ -84,7 +81,7 @@ void uart_common_init(struct device *device, uintptr_t baseaddr) /* Enable memory access and bus master */ pci_write_config32(dev, PCI_COMMAND, UART_PCI_ENABLE); - uart_lpss_init(device, baseaddr); + uart_lpss_init(baseaddr); } struct device *uart_get_device(void) @@ -227,7 +224,7 @@ static void uart_common_enable_resources(struct device *dev) base = pci_read_config32(dev, PCI_BASE_ADDRESS_0) & ~0xFFF; if (base) - uart_lpss_init(dev, base); + uart_lpss_init(base); } } |