+// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2014 Google, Inc
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <dm.h>
#include <errno.h>
#include <fdtdec.h>
+#include <log.h>
#include <malloc.h>
#include <pch.h>
-#include <syscon.h>
#include <asm/cpu.h>
#include <asm/intel_regs.h>
#include <asm/io.h>
#include <asm/lapic.h>
#include <asm/lpc_common.h>
#include <asm/pci.h>
-#include <asm/arch/bd82x6x.h>
#include <asm/arch/model_206ax.h>
#include <asm/arch/pch.h>
#include <asm/arch/sandybridge.h>
+#include <linux/delay.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define GPIO_BASE 0x48
+#define BIOS_CTRL 0xdc
-#define GPIO_BASE 0x48
-#define BIOS_CTRL 0xdc
+#define RCBA_AUDIO_CONFIG 0x2030
+#define RCBA_AUDIO_CONFIG_HDA BIT(31)
+#define RCBA_AUDIO_CONFIG_MASK 0xfe
#ifndef CONFIG_HAVE_FSP
static int pch_revision_id = -1;
static int bd82x6x_probe(struct udevice *dev)
{
- struct udevice *gma_dev;
- int ret;
-
if (!(gd->flags & GD_FLG_RELOC))
return 0;
/* Cause the SATA device to do its init */
uclass_first_device(UCLASS_AHCI, &dev);
- ret = syscon_get_by_driver_data(X86_SYSCON_GMA, &gma_dev);
- if (ret)
- return ret;
- ret = gma_func0_init(gma_dev);
- if (ret)
- return ret;
-
return 0;
}
#endif /* CONFIG_HAVE_FSP */
return 0;
}
+static int bd82x6x_ioctl(struct udevice *dev, enum pch_req_t req, void *data,
+ int size)
+{
+ u32 rcba, val;
+
+ switch (req) {
+ case PCH_REQ_HDA_CONFIG:
+ dm_pci_read_config32(dev, PCH_RCBA, &rcba);
+ val = readl(rcba + RCBA_AUDIO_CONFIG);
+ if (!(val & RCBA_AUDIO_CONFIG_HDA))
+ return -ENOENT;
+
+ return val & RCBA_AUDIO_CONFIG_MASK;
+ case PCH_REQ_PMBASE_INFO: {
+ struct pch_pmbase_info *pm = data;
+ int ret;
+
+ /* Find the base address of the powermanagement registers */
+ ret = dm_pci_read_config16(dev, 0x40, &pm->base);
+ if (ret)
+ return ret;
+ pm->base &= 0xfffe;
+ pm->gpio0_en_ofs = GPE0_EN;
+ pm->pm1_sts_ofs = PM1_STS;
+ pm->pm1_cnt_ofs = PM1_CNT;
+
+ return 0;
+ }
+ default:
+ return -ENOSYS;
+ }
+}
+
static const struct pch_ops bd82x6x_pch_ops = {
.get_spi_base = bd82x6x_pch_get_spi_base,
.set_spi_protect = bd82x6x_set_spi_protect,
.get_gpio_base = bd82x6x_get_gpio_base,
+ .ioctl = bd82x6x_ioctl,
};
static const struct udevice_id bd82x6x_ids[] = {