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path: root/src/soc/amd/cezanne/fch.c
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2021-05-19soc/amd/cezanne/fch: add PCIe GPP clock generator configuration settingsFelix Held
I'm not 100% sure if this should rather be duplicated from Picasso or commonized. Checked with the docs and this won't be compatible with Stoneyridge and one future product's PPR lacked the corresponding register. Some other chip has a compatible register layout, but a different number of PCIe GPP clock outputs, so the common code would need to use some SoC-dependent defines and possibly a SoC-specific lookup table for the mapping which is also not that great. TEST=Checked Cezanne PPR Signed-off-by: Felix Held <felix-coreboot@felixheld.de> Change-Id: I6b6d0cb8d7eb0288d8a18fcb975dc377b2c6846a Reviewed-on: https://review.coreboot.org/c/coreboot/+/54685 Reviewed-by: Raul Rangel <rrangel@chromium.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-05-10soc/amd/cezanne: Force resets to be coldMarshall Dawson
Cezanne must use cold resets. Change the warm reset request to always set TOGGLE_ALL_PWR_GOOD. And, since the bit is sticky across power cycles, set it early for good measure. BUG=b:184281092 TEST=Majolica successfully resets using 0xcf9 Signed-off-by: Marshall Dawson <marshalldawson3rd@gmail.com> Change-Id: I7d4ca5665335b20100a5c802d12d79c0d0597ad9 Reviewed-on: https://review.coreboot.org/c/coreboot/+/52982 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Martin Roth <martinroth@google.com>
2021-05-09soc/amd/cezanne: Populate PCI_INTR registersRaul E Rangel
This uses the new FSP PCI methods to pull the routing table and populate the pirq data structure. BUG=b:184766519 TEST=Boot guybrush and verify we get Got IRQ 0x1F (disabled) messages Signed-off-by: Raul E Rangel <rrangel@chromium.org> Change-Id: Ie21229cc2fb4fd5b85c0b9e933f7b43af24864b0 Reviewed-on: https://review.coreboot.org/c/coreboot/+/52914 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
2021-04-14soc/amd/cezanne/fch: process ACPI PM/GPE and GPIO eventsFelix Held
BUG=b:184549804 Signed-off-by: Felix Held <felix-coreboot@felixheld.de> Change-Id: I4ebbe9667d18a96b1a363d0353c612e214699d12 Reviewed-on: https://review.coreboot.org/c/coreboot/+/52273 Reviewed-by: Raul Rangel <rrangel@chromium.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-03-22soc/amd/cezanne: Initialize I2CZheng Bao
Add I2C initialization in romstage and ramstage. TEST=To test the I2C connection on Majolica, which doesn't have SPD connection, call the function below after i2c_soc_init is called. i2c_read_bytes(2, 0x4d, addr, data, 1);/* Read out 1 byte one time */ It can get the register values of TMP432B. Or /* Override EC port in ec.h */ #define EC_DATA 0x662 #define EC_SC 0x666 ec_write(0xA9, 0x40); i2c_read_bytes(1, 0x10, addr, data, 2);/* Read out 2 bytes one time */ It can get the register values of CM32181A3OP(ALS). Change-Id: I3a2a1494b44b68e8d8204fba0c90e769e0256e6f Signed-off-by: Zheng Bao <fishbaozi@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/51029 Reviewed-by: Martin Roth <martinroth@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-02-12soc/amd/cezanne: Add PCI IRQ Router definitionsRaul E Rangel
These definitions were identical to picasso. The only thing I changed was that I renamed Misc1 and Misc2 to HPET_L and HPET_H. This change still doesn't write the PCI_IRQ register for all the PCI devices. We need to refactor the picasso pci_gpp code first. TEST=Boot majolica and see FCH IRQs being programmed. Signed-off-by: Raul E Rangel <rrangel@chromium.org> Change-Id: Ic7e637f234d3af426959a9bbd82a0dcf25bb3c8e Reviewed-on: https://review.coreboot.org/c/coreboot/+/50451 Reviewed-by: Mathew King <mathewk@chromium.org> Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-02-10soc/amd/cezanne/fch: add HAVE_SMI_HANDLER case to fch_init_acpi_portsFelix Held
Signed-off-by: Felix Held <felix-coreboot@felixheld.de> Change-Id: Ie7bab29ae8d0e28c392210f8dcbaa4441ca61114 Reviewed-on: https://review.coreboot.org/c/coreboot/+/50454 Reviewed-by: Martin Roth <martinroth@google.com> Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2021-02-05soc/amd/cezanne/fch: add ACPI I/O port setupFelix Held
The offsets of ACPI_CPU_CONTROL and ACPI_GPE0_BLK match the ones from the reference code, but not the PPR. I've submitted a change request for the PPR, so this mismatch might go away in the future. The case for HAVE_SMI_HANDLER will be implemented in a future patch. If that one ends up being identical to the function in soc/amd/picasso, I'll move it to the common AMD SoC code. Signed-off-by: Felix Held <felix-coreboot@felixheld.de> Change-Id: If80b841df12d351d5a0c1e0d2e7bf1e31b03447f Reviewed-on: https://review.coreboot.org/c/coreboot/+/50270 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Raul Rangel <rrangel@chromium.org>
2021-01-29soc/amd/cezanne: add empty ramstage FCH supportFelix Held
Signed-off-by: Felix Held <felix-coreboot@felixheld.de> Change-Id: I38c6961b65b89cb57ff80e491bf8973be4e12eeb Reviewed-on: https://review.coreboot.org/c/coreboot/+/50094 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Raul Rangel <rrangel@chromium.org>