[088/108] x86: apl: Store FSP-S config for later use

Message ID 20200126220508.88.I840429dc681a138d39647032b9356bfd7c77fbb4@changeid
State New
Headers show
Series
  • RFC: dm: Add programatic generation of ACPI tables
Related show

Commit Message

Simon Glass Jan. 27, 2020, 5:06 a.m.
Some ACPI tables need to include information from the FSP-S config. Rather
than reading it again later, store a pointer to it for use by the ACPI
code.

The FSP-S config is read just after relocation, so can be used during
this phase of U-Boot.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

 arch/x86/cpu/apollolake/fsp_s.c               | 213 +----------------
 .../include/asm/arch-apollolake/soc_config.h  | 221 ++++++++++++++++++
 arch/x86/include/asm/global_data.h            |   1 +
 3 files changed, 224 insertions(+), 211 deletions(-)
 create mode 100644 arch/x86/include/asm/arch-apollolake/soc_config.h

Patch

diff --git a/arch/x86/cpu/apollolake/fsp_s.c b/arch/x86/cpu/apollolake/fsp_s.c
index d1aad7a094..939d59a398 100644
--- a/arch/x86/cpu/apollolake/fsp_s.c
+++ b/arch/x86/cpu/apollolake/fsp_s.c
@@ -17,222 +17,12 @@ 
 #include <asm/msr-index.h>
 #include <asm/pci.h>
 #include <asm/arch/cpu.h>
+#include <asm/arch/soc_config.h>
 #include <asm/arch/systemagent.h>
 #include <asm/arch/fsp/fsp_configs.h>
 #include <asm/arch/fsp/fsp_s_upd.h>
 #include <dm/uclass-internal.h>
 
-#define INTEL_GSPI_MAX		3
-#define MAX_USB2_PORTS		8
-
-enum {
-	CHIPSET_LOCKDOWN_FSP = 0, /* FSP handles locking per UPDs */
-	CHIPSET_LOCKDOWN_COREBOOT, /* coreboot handles locking */
-};
-
-/* Serial IRQ control. SERIRQ_QUIET is the default (0) */
-enum serirq_mode {
-	SERIRQ_QUIET,
-	SERIRQ_CONTINUOUS,
-	SERIRQ_OFF,
-};
-
-struct gspi_cfg {
-	/* Bus speed in MHz */
-	u32 speed_mhz;
-	/* Bus should be enabled prior to ramstage with temporary base */
-	u8 early_init;
-};
-
-/*
- * This structure will hold data required by common blocks.
- * These are soc specific configurations which will be filled by soc.
- * We'll fill this structure once during init and use the data in common block.
- */
-struct soc_intel_common_config {
-	int chipset_lockdown;
-	struct gspi_cfg gspi[INTEL_GSPI_MAX];
-};
-
-enum pnp_settings {
-	PNP_PERF,
-	PNP_POWER,
-	PNP_PERF_POWER,
-};
-
-struct usb2_eye_per_port {
-	u8 per_port_tx_pe_half;
-	u8 per_port_pe_txi_set;
-	u8 per_port_txi_set;
-	u8 hs_skew_sel;
-	u8 usb_tx_emphasis_en;
-	u8 per_port_rxi_set;
-	u8 hs_npre_drv_sel;
-	u8 override_en;
-};
-
-struct apl_config {
-	/* Common structure containing soc config data required by common code*/
-	struct soc_intel_common_config common_soc_config;
-
-	/*
-	 * Mapping from PCIe root port to CLKREQ input on the SOC. The SOC has
-	 * four CLKREQ inputs, but six root ports. Root ports without an
-	 * associated CLKREQ signal must be marked with "CLKREQ_DISABLED"
-	 */
-	u8 pcie_rp_clkreq_pin[MAX_PCIE_PORTS];
-
-	/* Enable/disable hot-plug for root ports (0 = disable, 1 = enable) */
-	u8 pcie_rp_hotplug_enable[MAX_PCIE_PORTS];
-
-	/* De-emphasis enable configuration for each PCIe root port */
-	u8 pcie_rp_deemphasis_enable[MAX_PCIE_PORTS];
-
-	/*
-	 * [14:8] DDR mode Number of dealy elements.Each = 125pSec.
-	 * [6:0] SDR mode Number of dealy elements.Each = 125pSec.
-	 */
-	u32 emmc_tx_cmd_cntl;
-
-	/*
-	 * [14:8] HS400 mode Number of dealy elements.Each = 125pSec.
-	 * [6:0] SDR104/HS200 mode Number of dealy elements.Each = 125pSec.
-	 */
-	u32 emmc_tx_data_cntl1;
-
-	/*
-	 * [30:24] SDR50 mode Number of dealy elements.Each = 125pSec.
-	 * [22:16] DDR50 mode Number of dealy elements.Each = 125pSec.
-	 * [14:8] SDR25/HS50 mode Number of dealy elements.Each = 125pSec.
-	 * [6:0] SDR12/Compatibility mode Number of dealy elements.
-	 *       Each = 125pSec.
-	 */
-	u32 emmc_tx_data_cntl2;
-
-	/*
-	 * [30:24] SDR50 mode Number of dealy elements.Each = 125pSec.
-	 * [22:16] DDR50 mode Number of dealy elements.Each = 125pSec.
-	 * [14:8] SDR25/HS50 mode Number of dealy elements.Each = 125pSec.
-	 * [6:0] SDR12/Compatibility mode Number of dealy elements.
-	 *       Each = 125pSec.
-	 */
-	u32 emmc_rx_cmd_data_cntl1;
-
-	/*
-	 * [14:8] HS400 mode 1 Number of dealy elements.Each = 125pSec.
-	 * [6:0] HS400 mode 2 Number of dealy elements.Each = 125pSec.
-	 */
-	u32 emmc_rx_strobe_cntl;
-
-	/*
-	 * [13:8] Auto Tuning mode Number of dealy elements.Each = 125pSec.
-	 * [6:0] SDR104/HS200 Number of dealy elements.Each = 125pSec.
-	 */
-	u32 emmc_rx_cmd_data_cntl2;
-
-	/* Select the eMMC max speed allowed */
-	u32 emmc_host_max_speed;
-
-	/* Specifies on which IRQ the SCI will internally appear */
-	u32 sci_irq;
-
-	/* Configure serial IRQ (SERIRQ) line */
-	enum serirq_mode serirq_mode;
-
-	/* Configure LPSS S0ix Enable */
-	bool lpss_s0ix_enable;
-
-	/* Enable DPTF support */
-	bool dptf_enable;
-
-	/* TCC activation offset value in degrees Celsius */
-	int tcc_offset;
-
-	/*
-	 * Configure Audio clk gate and power gate
-	 * IOSF-SB port ID 92 offset 0x530 [5] and [3]
-	 */
-	bool hdaudio_clk_gate_enable;
-	bool hdaudio_pwr_gate_enable;
-	bool hdaudio_bios_config_lockdown;
-
-	/* SLP S3 minimum assertion width */
-	int slp_s3_assertion_width_usecs;
-
-	/* GPIO pin for PERST_0 */
-	u32 prt0_gpio;
-
-	/* USB2 eye diagram settings per port */
-	struct usb2_eye_per_port usb2eye[MAX_USB2_PORTS];
-
-	/* GPIO SD card detect pin */
-	unsigned int sdcard_cd_gpio;
-
-	/*
-	 * PRMRR size setting with three options
-	 *  0x02000000 - 32MiB
-	 *  0x04000000 - 64MiB
-	 *  0x08000000 - 128MiB
-	 */
-	u32 PrmrrSize;
-
-	/*
-	 * Enable SGX feature.
-	 * Enabling SGX feature is 2 step process,
-	 * (1) set sgx_enable = 1
-	 * (2) set PrmrrSize to supported size
-	 */
-	bool sgx_enable;
-
-	/*
-	 * Select PNP Settings.
-	 * (0) Performance,
-	 * (1) Power
-	 * (2) Power & Performance
-	 */
-	enum pnp_settings pnp_settings;
-
-	/*
-	 * PMIC PCH_PWROK delay configuration - IPC Configuration
-	 * Upd for changing PCH_PWROK delay configuration : I2C_Slave_Address
-	 * (31:24) + Register_Offset (23:16) + OR Value (15:8) + AND Value (7:0)
-	 */
-	u32 pmic_pmc_ipc_ctrl;
-
-	/*
-	 * Options to disable XHCI Link Compliance Mode. Default is FALSE to not
-	 * disable Compliance Mode. Set TRUE to disable Compliance Mode.
-	 * 0:FALSE(Default), 1:True.
-	 */
-	bool disable_compliance_mode;
-
-	/*
-	 * Options to change USB3 ModPhy setting for the Integrated Filter (IF)
-	 * value. Default is 0 to not changing default IF value (0x12). Set
-	 * value with the range from 0x01 to 0xff to change IF value.
-	 */
-	u32 mod_phy_if_value;
-
-	/*
-	 * Options to bump USB3 LDO voltage. Default is FALSE to not increasing
-	 * LDO voltage. Set TRUE to increase LDO voltage with 40mV.
-	 * 0:FALSE (default), 1:True.
-	 */
-	bool mod_phy_voltage_bump;
-
-	/*
-	 * Options to adjust PMIC Vdd2 voltage. Default is 0 to not adjusting
-	 * the PMIC Vdd2 default voltage 1.20v. Upd for changing Vdd2 Voltage
-	 * configuration: I2C_Slave_Address (31:23) + Register_Offset (23:16)
-	 * + OR Value (15:8) + AND Value (7:0) through BUCK5_VID[3:2]:
-	 * 00=1.10v, 01=1.15v, 10=1.24v, 11=1.20v (default).
-	 */
-	u32 pmic_vdd2_voltage;
-
-	/* Option to enable VTD feature */
-	bool enable_vtd;
-};
-
 static int get_config(struct udevice *dev, struct apl_config *apl)
 {
 	const u8 *ptr;
@@ -354,6 +144,7 @@  int fsps_update_config(struct udevice *dev, ulong rom_offset,
 	ret = get_config(dev, apl);
 	if (ret)
 		return log_msg_ret("config", ret);
+	gd->arch.soc_config = apl;
 
 	cfg->ish_enable = 0;
 	cfg->enable_sata = 0;
diff --git a/arch/x86/include/asm/arch-apollolake/soc_config.h b/arch/x86/include/asm/arch-apollolake/soc_config.h
new file mode 100644
index 0000000000..663c524801
--- /dev/null
+++ b/arch/x86/include/asm/arch-apollolake/soc_config.h
@@ -0,0 +1,221 @@ 
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright 2019 Google LLC
+ */
+
+#ifndef _ASM_ARCH_SOC_CONFIG_H
+#define _ASM_ARCH_SOC_CONFIG_H
+
+#include <i2c.h>
+
+#define INTEL_GSPI_MAX		3
+#define INTEL_I2C_DEV_MAX	8
+#define MAX_USB2_PORTS		8
+#define MAX_PCIE_PORTS		6
+
+enum {
+	CHIPSET_LOCKDOWN_FSP = 0, /* FSP handles locking per UPDs */
+	CHIPSET_LOCKDOWN_COREBOOT, /* coreboot handles locking */
+};
+
+/* Serial IRQ control. SERIRQ_QUIET is the default (0) */
+enum serirq_mode {
+	SERIRQ_QUIET,
+	SERIRQ_CONTINUOUS,
+	SERIRQ_OFF,
+};
+
+struct gspi_cfg {
+	/* Bus speed in MHz */
+	u32 speed_mhz;
+	/* Bus should be enabled prior to ramstage with temporary base */
+	u8 early_init;
+};
+
+/*
+ * This structure will hold data required by common blocks.
+ * These are soc specific configurations which will be filled by soc.
+ * We'll fill this structure once during init and use the data in common block.
+ */
+struct soc_intel_common_config {
+	int chipset_lockdown;
+	struct gspi_cfg gspi[INTEL_GSPI_MAX];
+};
+
+enum pnp_settings {
+	PNP_PERF,
+	PNP_POWER,
+	PNP_PERF_POWER,
+};
+
+struct usb2_eye_per_port {
+	u8 per_port_tx_pe_half;
+	u8 per_port_pe_txi_set;
+	u8 per_port_txi_set;
+	u8 hs_skew_sel;
+	u8 usb_tx_emphasis_en;
+	u8 per_port_rxi_set;
+	u8 hs_npre_drv_sel;
+	u8 override_en;
+};
+
+struct apl_config {
+	/* Common structure containing soc config data required by common code*/
+	struct soc_intel_common_config common_soc_config;
+
+	/*
+	 * Mapping from PCIe root port to CLKREQ input on the SOC. The SOC has
+	 * four CLKREQ inputs, but six root ports. Root ports without an
+	 * associated CLKREQ signal must be marked with "CLKREQ_DISABLED"
+	 */
+	u8 pcie_rp_clkreq_pin[MAX_PCIE_PORTS];
+
+	/* Enable/disable hot-plug for root ports (0 = disable, 1 = enable) */
+	u8 pcie_rp_hotplug_enable[MAX_PCIE_PORTS];
+
+	/* De-emphasis enable configuration for each PCIe root port */
+	u8 pcie_rp_deemphasis_enable[MAX_PCIE_PORTS];
+
+	/* [14:8] DDR mode Number of dealy elements.Each = 125pSec.
+	 * [6:0] SDR mode Number of dealy elements.Each = 125pSec.
+	 */
+	u32 emmc_tx_cmd_cntl;
+
+	/* [14:8] HS400 mode Number of dealy elements.Each = 125pSec.
+	 * [6:0] SDR104/HS200 mode Number of dealy elements.Each = 125pSec.
+	 */
+	u32 emmc_tx_data_cntl1;
+
+	/* [30:24] SDR50 mode Number of dealy elements.Each = 125pSec.
+	 * [22:16] DDR50 mode Number of dealy elements.Each = 125pSec.
+	 * [14:8] SDR25/HS50 mode Number of dealy elements.Each = 125pSec.
+	 * [6:0] SDR12/Compatibility mode Number of dealy elements.
+	 *       Each = 125pSec.
+	 */
+	u32 emmc_tx_data_cntl2;
+
+	/* [30:24] SDR50 mode Number of dealy elements.Each = 125pSec.
+	 * [22:16] DDR50 mode Number of dealy elements.Each = 125pSec.
+	 * [14:8] SDR25/HS50 mode Number of dealy elements.Each = 125pSec.
+	 * [6:0] SDR12/Compatibility mode Number of dealy elements.
+	 *       Each = 125pSec.
+	 */
+	u32 emmc_rx_cmd_data_cntl1;
+
+	/* [14:8] HS400 mode 1 Number of dealy elements.Each = 125pSec.
+	 * [6:0] HS400 mode 2 Number of dealy elements.Each = 125pSec.
+	 */
+	u32 emmc_rx_strobe_cntl;
+
+	/* [13:8] Auto Tuning mode Number of dealy elements.Each = 125pSec.
+	 * [6:0] SDR104/HS200 Number of dealy elements.Each = 125pSec.
+	 */
+	u32 emmc_rx_cmd_data_cntl2;
+
+	/* Select the eMMC max speed allowed */
+	u32 emmc_host_max_speed;
+
+	/* Specifies on which IRQ the SCI will internally appear */
+	u32 sci_irq;
+
+	/* Configure serial IRQ (SERIRQ) line */
+	enum serirq_mode serirq_mode;
+
+	/* Configure LPSS S0ix Enable */
+	bool lpss_s0ix_enable;
+
+	/* Enable DPTF support */
+	bool dptf_enable;
+
+	/* TCC activation offset value in degrees Celsius */
+	int tcc_offset;
+
+	/* Configure Audio clk gate and power gate
+	 * IOSF-SB port ID 92 offset 0x530 [5] and [3]
+	 */
+	bool hdaudio_clk_gate_enable;
+	bool hdaudio_pwr_gate_enable;
+	bool hdaudio_bios_config_lockdown;
+
+	/* SLP S3 minimum assertion width */
+	int slp_s3_assertion_width_usecs;
+
+	/* GPIO pin for PERST_0 */
+	u32 prt0_gpio;
+
+	/* USB2 eye diagram settings per port */
+	struct usb2_eye_per_port usb2eye[MAX_USB2_PORTS];
+
+	/* GPIO SD card detect pin */
+	unsigned int sdcard_cd_gpio;
+
+	/*
+	 * PRMRR size setting with three options
+	 *  0x02000000 - 32MiB
+	 *  0x04000000 - 64MiB
+	 *  0x08000000 - 128MiB
+	 */
+	u32 PrmrrSize;
+
+	/*
+	 * Enable SGX feature.
+	 * Enabling SGX feature is 2 step process,
+	 * (1) set sgx_enable = 1
+	 * (2) set PrmrrSize to supported size
+	 */
+	bool sgx_enable;
+
+	/*
+	 * Select PNP Settings.
+	 * (0) Performance,
+	 * (1) Power
+	 * (2) Power & Performance
+	 */
+	enum pnp_settings pnp_settings;
+
+	/*
+	 * PMIC PCH_PWROK delay configuration - IPC Configuration
+	 * Upd for changing PCH_PWROK delay configuration : I2C_Slave_Address
+	 * (31:24) + Register_Offset (23:16) + OR Value (15:8) + AND Value (7:0)
+	 */
+	u32 PmicPmcIpcCtrl;
+
+	/*
+	 * Options to disable XHCI Link Compliance Mode. Default is FALSE to not
+	 * disable Compliance Mode. Set TRUE to disable Compliance Mode.
+	 * 0:FALSE(Default), 1:True.
+	 */
+	bool DisableComplianceMode;
+
+	/*
+	 * Options to change USB3 ModPhy setting for the Integrated Filter (IF)
+	 * value. Default is 0 to not changing default IF value (0x12). Set
+	 * value with the range from 0x01 to 0xff to change IF value.
+	 */
+	u32 ModPhyIfValue;
+
+	/*
+	 * Options to bump USB3 LDO voltage. Default is FALSE to not increasing
+	 * LDO voltage. Set TRUE to increase LDO voltage with 40mV.
+	 * 0:FALSE (default), 1:True.
+	 */
+	bool ModPhyVoltageBump;
+
+	/*
+	 * Options to adjust PMIC Vdd2 voltage. Default is 0 to not adjusting
+	 * the PMIC Vdd2 default voltage 1.20v. Upd for changing Vdd2 Voltage
+	 * configuration: I2C_Slave_Address (31:23) + Register_Offset (23:16)
+	 * + OR Value (15:8) + AND Value (7:0) through BUCK5_VID[3:2]:
+	 * 00=1.10v, 01=1.15v, 10=1.24v, 11=1.20v (default).
+	 */
+	u32 PmicVdd2Voltage;
+
+	/*
+	 * Option to enable VTD feature. Default is 0 which disables VTD
+	 * capability in FSP. Setting this option to 1 in devicetree will enable
+	 * the Upd parameter VtdEnable.
+	 */
+	bool enable_vtd;
+};
+
+#endif
diff --git a/arch/x86/include/asm/global_data.h b/arch/x86/include/asm/global_data.h
index 4aee2f3e8c..1a2c7746ed 100644
--- a/arch/x86/include/asm/global_data.h
+++ b/arch/x86/include/asm/global_data.h
@@ -122,6 +122,7 @@  struct arch_global_data {
 #endif
 #ifdef CONFIG_FSP_VERSION2
 	struct fsp_header *fsp_s_hdr;	/* Pointer to FSP-S header */
+	const void *soc_config;		/* SOC-specific configuration */
 #endif
 	ulong acpi_start;		/* Start address of ACPI tables */
 };