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soc/amd/*/lpc: rename SPIROM_BASE_ADDRESS_REGISTER 

Rename SPIROM_BASE_ADDRESS_REGISTER to SPI_BASE_ADDRESS_REGISTER to
clarify that this isn't the address the SPI flash gets mapped, but the
address of the SPI controller MMIO region. This also aligns the register
name with the PPR.

Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Change-Id: Ifd9f98bd01b1c7197b80d642a45657c97f708bcd
Reviewed-on: https://review.coreboot.org/c/coreboot/+/62578
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Jason Glenesk <jason.glenesk@gmail.com>
Reviewed-by: Raul Rangel <rrangel@chromium.org>
Reviewed-by: Fred Reitberger <reitbergerfred@gmail.com>
This commit is contained in:
Felix Held 2022-03-03 20:54:38 +01:00
parent 6f73a202d3
commit 697fa74027
6 changed files with 15 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
src/soc/amd/cezanne/include/soc/lpc.h
View File

@ -9,7 +9,7 @@
#define LPC_LDRQ0_PU_EN BIT(10)
#define LPC_LDRQ0_PD_EN BIT(9)
#define SPIROM_BASE_ADDRESS_REGISTER 0xa0
#define SPI_BASE_ADDRESS_REGISTER 0xa0
#define SPI_BASE_ALIGNMENT BIT(8)
#define SPI_BASE_RESERVED (BIT(5) | BIT(6) | BIT(7))
#define PSP_SPI_MMIO_SEL BIT(4)

4
src/soc/amd/common/block/lpc/lpc.c
View File

@ -124,9 +124,9 @@ static void lpc_set_resources(struct device *dev)
/* Special case. The SpiRomEnable and other enables should STAY set. */
res = find_resource(dev, 2);
spi_enable_bits = pci_read_config32(dev, SPIROM_BASE_ADDRESS_REGISTER);
spi_enable_bits = pci_read_config32(dev, SPI_BASE_ADDRESS_REGISTER);
spi_enable_bits &= SPI_BASE_ALIGNMENT - 1;
pci_write_config32(dev, SPIROM_BASE_ADDRESS_REGISTER,
pci_write_config32(dev, SPI_BASE_ADDRESS_REGISTER,
res->base | spi_enable_bits);
pci_dev_set_resources(dev);

18
src/soc/amd/common/block/lpc/lpc_util.c
View File

@ -187,13 +187,13 @@ uintptr_t lpc_spibase(void)
u32 base, enables;
/* Make sure the base address is predictable */
base = pci_read_config32(_LPCB_DEV, SPIROM_BASE_ADDRESS_REGISTER);
base = pci_read_config32(_LPCB_DEV, SPI_BASE_ADDRESS_REGISTER);
enables = base & SPI_PRESERVE_BITS;
base &= ~(SPI_PRESERVE_BITS | SPI_BASE_RESERVED);
if (!base) {
base = SPI_BASE_ADDRESS;
pci_write_config32(_LPCB_DEV, SPIROM_BASE_ADDRESS_REGISTER,
pci_write_config32(_LPCB_DEV, SPI_BASE_ADDRESS_REGISTER,
base | enables | SPI_ROM_ENABLE);
/* PCI_COMMAND_MEMORY is read-only and enabled. */
}
@ -233,8 +233,8 @@ void lpc_tpm_decode_spi(void)
/* Route TPM accesses to SPI */
u32 spibase = pci_read_config32(_LPCB_DEV,
SPIROM_BASE_ADDRESS_REGISTER);
pci_write_config32(_LPCB_DEV, SPIROM_BASE_ADDRESS_REGISTER, spibase
SPI_BASE_ADDRESS_REGISTER);
pci_write_config32(_LPCB_DEV, SPI_BASE_ADDRESS_REGISTER, spibase
| ROUTE_TPM_2_SPI);
}
@ -310,7 +310,7 @@ uintptr_t lpc_get_spibase(void)
{
u32 base;
base = pci_read_config32(_LPCB_DEV, SPIROM_BASE_ADDRESS_REGISTER);
base = pci_read_config32(_LPCB_DEV, SPI_BASE_ADDRESS_REGISTER);
base = ALIGN_DOWN(base, SPI_BASE_ALIGNMENT);
return (uintptr_t)base;
}
@ -319,12 +319,12 @@ void lpc_set_spibase(uint32_t base)
{
uint32_t reg32;
reg32 = pci_read_config32(_LPCB_DEV, SPIROM_BASE_ADDRESS_REGISTER);
reg32 = pci_read_config32(_LPCB_DEV, SPI_BASE_ADDRESS_REGISTER);
reg32 &= SPI_BASE_ALIGNMENT - 1; /* preserve only reserved, enables */
reg32 |= ALIGN_DOWN(base, SPI_BASE_ALIGNMENT);
pci_write_config32(_LPCB_DEV, SPIROM_BASE_ADDRESS_REGISTER, reg32);
pci_write_config32(_LPCB_DEV, SPI_BASE_ADDRESS_REGISTER, reg32);
}
void lpc_enable_spi_rom(uint32_t enable)
@ -334,12 +334,12 @@ void lpc_enable_spi_rom(uint32_t enable)
/* only two types of CS# enables are allowed */
enable &= SPI_ROM_ENABLE | SPI_ROM_ALT_ENABLE;
reg32 = pci_read_config32(_LPCB_DEV, SPIROM_BASE_ADDRESS_REGISTER);
reg32 = pci_read_config32(_LPCB_DEV, SPI_BASE_ADDRESS_REGISTER);
reg32 &= ~(SPI_ROM_ENABLE | SPI_ROM_ALT_ENABLE);
reg32 |= enable;
pci_write_config32(_LPCB_DEV, SPIROM_BASE_ADDRESS_REGISTER, reg32);
pci_write_config32(_LPCB_DEV, SPI_BASE_ADDRESS_REGISTER, reg32);
}
static void lpc_enable_controller(void)

2
src/soc/amd/picasso/include/soc/lpc.h
View File

@ -3,7 +3,7 @@
#ifndef AMD_PICASSO_LPC_H
#define AMD_PICASSO_LPC_H
#define SPIROM_BASE_ADDRESS_REGISTER 0xa0
#define SPI_BASE_ADDRESS_REGISTER 0xa0
#define SPI_BASE_ALIGNMENT BIT(8)
#define SPI_BASE_RESERVED (BIT(5) | BIT(6) | BIT(7))
#define PSP_SPI_MMIO_SEL BIT(4)

2
src/soc/amd/sabrina/include/soc/lpc.h
View File

@ -11,7 +11,7 @@
#define LPC_LDRQ0_PU_EN BIT(10)
#define LPC_LDRQ0_PD_EN BIT(9)
#define SPIROM_BASE_ADDRESS_REGISTER 0xa0
#define SPI_BASE_ADDRESS_REGISTER 0xa0
#define SPI_BASE_ALIGNMENT BIT(8)
#define SPI_BASE_RESERVED (BIT(5) | BIT(6) | BIT(7))
#define PSP_SPI_MMIO_SEL BIT(4)

2
src/soc/amd/stoneyridge/include/soc/lpc.h
View File

@ -3,7 +3,7 @@
#ifndef AMD_STONEYRIDGE_LPC_H
#define AMD_STONEYRIDGE_LPC_H
#define SPIROM_BASE_ADDRESS_REGISTER 0xa0
#define SPI_BASE_ADDRESS_REGISTER 0xa0
#define SPI_BASE_ALIGNMENT BIT(6)
#define SPI_BASE_RESERVED (BIT(4) | BIT(5))
#define ROUTE_TPM_2_SPI BIT(3)