#include <asm/mp.h>
#include <netdev.h>
#include <i2c.h>
+#include <hwconfig.h>
#include "../common/ngpixis.h"
#define CONFIG_TFP410_I2C_ADDR 0x38
+/* Masks for the SSI_TDM and AUDCLK bits of the ngPIXIS BRDCFG1 register. */
+#define CONFIG_PIXIS_BRDCFG1_SSI_TDM_MASK 0x0c
+#define CONFIG_PIXIS_BRDCFG1_AUDCLK_MASK 0x03
+
+/* Route the I2C1 pins to the SSI port instead. */
+#define CONFIG_PIXIS_BRDCFG1_SSI_TDM_SSI 0x08
+
+/* Choose the 12.288Mhz codec reference clock */
+#define CONFIG_PIXIS_BRDCFG1_AUDCLK_12 0x02
+
+/* Choose the 11.2896Mhz codec reference clock */
+#define CONFIG_PIXIS_BRDCFG1_AUDCLK_11 0x01
+
int misc_init_r(void)
{
u8 temp;
+ const char *audclk;
+ size_t arglen;
- /* Enable the TFP410 Encoder */
+ /* For DVI, enable the TFP410 Encoder. */
temp = 0xBF;
if (i2c_write(CONFIG_TFP410_I2C_ADDR, 0x08, 1, &temp, sizeof(temp)) < 0)
return -1;
-
- /* Verify if enabled */
- temp = 0;
if (i2c_read(CONFIG_TFP410_I2C_ADDR, 0x08, 1, &temp, sizeof(temp)) < 0)
return -1;
-
debug("DVI Encoder Read: 0x%02x\n", temp);
temp = 0x10;
if (i2c_write(CONFIG_TFP410_I2C_ADDR, 0x0A, 1, &temp, sizeof(temp)) < 0)
return -1;
-
- /* Verify if enabled */
- temp = 0;
if (i2c_read(CONFIG_TFP410_I2C_ADDR, 0x0A, 1, &temp, sizeof(temp)) < 0)
return -1;
-
debug("DVI Encoder Read: 0x%02x\n",temp);
+ /*
+ * Enable the reference clock for the WM8776 codec, and route the MUX
+ * pins for SSI. The default is the 12.288 MHz clock
+ */
+
+ temp = in_8(&pixis->brdcfg1) & ~(CONFIG_PIXIS_BRDCFG1_SSI_TDM_MASK |
+ CONFIG_PIXIS_BRDCFG1_AUDCLK_MASK);
+ temp |= CONFIG_PIXIS_BRDCFG1_SSI_TDM_SSI;
+
+ audclk = hwconfig_arg("audclk", &arglen);
+ /* Check the first two chars only */
+ if (audclk && (strncmp(audclk, "11", 2) == 0))
+ temp |= CONFIG_PIXIS_BRDCFG1_AUDCLK_11;
+ else
+ temp |= CONFIG_PIXIS_BRDCFG1_AUDCLK_12;
+ out_8(&pixis->brdcfg1, temp);
+
return 0;
}
+/*
+ * A list of PCI and SATA slots
+ */
+enum slot_id {
+ SLOT_PCIE1 = 1,
+ SLOT_PCIE2,
+ SLOT_PCIE3,
+ SLOT_PCIE4,
+ SLOT_PCIE5,
+ SLOT_SATA1,
+ SLOT_SATA2
+};
+
+/*
+ * This array maps the slot identifiers to their names on the P1022DS board.
+ */
+static const char *slot_names[] = {
+ [SLOT_PCIE1] = "Slot 1",
+ [SLOT_PCIE2] = "Slot 2",
+ [SLOT_PCIE3] = "Slot 3",
+ [SLOT_PCIE4] = "Slot 4",
+ [SLOT_PCIE5] = "Mini-PCIe",
+ [SLOT_SATA1] = "SATA 1",
+ [SLOT_SATA2] = "SATA 2",
+};
+
+/*
+ * This array maps a given SERDES configuration and SERDES device to the PCI or
+ * SATA slot that it connects to. This mapping is hard-coded in the FPGA.
+ */
+static u8 serdes_dev_slot[][SATA2 + 1] = {
+ [0x01] = { [PCIE3] = SLOT_PCIE4, [PCIE2] = SLOT_PCIE5 },
+ [0x02] = { [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
+ [0x09] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE4,
+ [PCIE2] = SLOT_PCIE5 },
+ [0x16] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE2,
+ [PCIE2] = SLOT_PCIE3,
+ [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
+ [0x17] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE2,
+ [PCIE2] = SLOT_PCIE3 },
+ [0x1a] = { [PCIE1] = SLOT_PCIE1, [PCIE2] = SLOT_PCIE3,
+ [PCIE2] = SLOT_PCIE3,
+ [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
+ [0x1c] = { [PCIE1] = SLOT_PCIE1,
+ [SATA1] = SLOT_SATA1, [SATA2] = SLOT_SATA2 },
+ [0x1e] = { [PCIE1] = SLOT_PCIE1, [PCIE3] = SLOT_PCIE3 },
+ [0x1f] = { [PCIE1] = SLOT_PCIE1 },
+};
+
+
+/*
+ * Returns the name of the slot to which the PCIe or SATA controller is
+ * connected
+ */
+const char *serdes_slot_name(enum srds_prtcl device)
+{
+ ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
+ u32 pordevsr = in_be32(&gur->pordevsr);
+ unsigned int srds_cfg = (pordevsr & MPC85xx_PORDEVSR_IO_SEL) >>
+ MPC85xx_PORDEVSR_IO_SEL_SHIFT;
+ enum slot_id slot = serdes_dev_slot[srds_cfg][device];
+ const char *name = slot_names[slot];
+
+ if (name)
+ return name;
+ else
+ return "Nothing";
+}
+
static void configure_pcie(struct fsl_pci_info *info,
struct pci_controller *hose,
const char *connected)
set_next_law(info->mem_phys, law_size_bits(info->mem_size), info->law);
set_next_law(info->io_phys, law_size_bits(info->io_size), info->law);
is_endpoint = fsl_setup_hose(hose, info->regs);
- printf(" PCIE%u connected to %s as %s (base addr %lx)\n",
+ printf("PCIE%u: connected to %s as %s (base addr %lx)\n",
info->pci_num, connected,
is_endpoint ? "Endpoint" : "Root Complex", info->regs);
bus_number = fsl_pci_init_port(info, hose, bus_number);
SET_STD_PCIE_INFO(pci_info, 1);
configure_pcie(&pci_info, &pcie1_hose, serdes_slot_name(PCIE1));
} else {
- printf(" PCIE1: disabled\n");
+ printf("PCIE1: disabled\n");
}
#else
setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE); /* disable */
SET_STD_PCIE_INFO(pci_info, 2);
configure_pcie(&pci_info, &pcie2_hose, serdes_slot_name(PCIE2));
} else {
- printf(" PCIE2: disabled\n");
+ printf("PCIE2: disabled\n");
}
#else
setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE2); /* disable */
SET_STD_PCIE_INFO(pci_info, 3);
configure_pcie(&pci_info, &pcie3_hose, serdes_slot_name(PCIE3));
} else {
- printf(" PCIE3: disabled\n");
+ printf("PCIE3: disabled\n");
}
#else
setbits_be32(&gur->devdisr, MPC85xx_DEVDISR_PCIE3); /* disable */
}
#ifdef CONFIG_OF_BOARD_SETUP
+/**
+ * ft_codec_setup - fix up the clock-frequency property of the codec node
+ *
+ * Update the clock-frequency property based on the value of the 'audclk'
+ * hwconfig option. If audclk is not specified, then default to 12.288MHz.
+ */
+static void ft_codec_setup(void *blob, const char *compatible)
+{
+ const char *audclk;
+ size_t arglen;
+ u32 freq;
+
+ audclk = hwconfig_arg("audclk", &arglen);
+ if (audclk && (strncmp(audclk, "11", 2) == 0))
+ freq = 11289600;
+ else
+ freq = 12288000;
+
+ do_fixup_by_compat_u32(blob, compatible, "clock-frequency", freq, 1);
+}
+
void ft_board_setup(void *blob, bd_t *bd)
{
phys_addr_t base;
fdt_fixup_memory(blob, (u64)base, (u64)size);
-#ifdef CONFIG_PCIE1
- ft_fsl_pci_setup(blob, "pci0", &pcie1_hose);
-#else
- ft_fsl_pci_setup(blob, "pci0", NULL);
-#endif
-
-#ifdef CONFIG_PCIE2
- ft_fsl_pci_setup(blob, "pci1", &pcie2_hose);
-#else
- ft_fsl_pci_setup(blob, "pci1", NULL);
-#endif
-
-#ifdef CONFIG_PCIE3
- ft_fsl_pci_setup(blob, "pci2", &pcie3_hose);
-#else
- ft_fsl_pci_setup(blob, "pci2", NULL);
-#endif
+ FT_FSL_PCI_SETUP;
#ifdef CONFIG_FSL_SGMII_RISER
fsl_sgmii_riser_fdt_fixup(blob);
#endif
+
+ /* Update the WM8776 node's clock frequency property */
+ ft_codec_setup(blob, "wlf,wm8776");
}
#endif
projects / platform / kernel / u-boot.git / blobdiff