MIPS: PowerTV: Add Gaia platform definitions.

Define ASIC address, memory preallocations, and initialization code for the
Gaia platform.

Signed-off-by: David VomLehn <dvomlehn@cisco.com>
To: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/1519/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/include/asm/mach-powertv/asic.h

@@ -40,19 +40,23 @@ enum family_type {
 	FAMILY_8600VZB,
 	FAMILY_1500VZE,
 	FAMILY_1500VZF,
+	FAMILY_8700,
 	FAMILIES
 };
 
 /* Register maps for each ASIC */
 extern const struct register_map calliope_register_map;
 extern const struct register_map cronus_register_map;
+extern const struct register_map gaia_register_map;
 extern const struct register_map zeus_register_map;
 
 extern struct resource dvr_cronus_resources[];
+extern struct resource dvr_gaia_resources[];
 extern struct resource dvr_zeus_resources[];
 extern struct resource non_dvr_calliope_resources[];
 extern struct resource non_dvr_cronus_resources[];
 extern struct resource non_dvr_cronuslite_resources[];
+extern struct resource non_dvr_gaia_resources[];
 extern struct resource non_dvr_vz_calliope_resources[];
 extern struct resource non_dvr_vze_calliope_resources[];
 extern struct resource non_dvr_vzf_calliope_resources[];

arch/mips/include/asm/mach-powertv/asic_regs.h

@@ -27,7 +27,8 @@ enum asic_type {
 	ASIC_CALLIOPE,
 	ASIC_CRONUS,
 	ASIC_CRONUSLITE,
-	ASICS
+	ASIC_GAIA,
+	ASICS			/* Number of supported ASICs */
 };
 
 /* hardcoded values read from Chip Version registers */
@@ -37,6 +38,7 @@ enum asic_type {
 
 #define NAND_FLASH_BASE		0x03000000
 #define CALLIOPE_IO_BASE	0x08000000
+#define GAIA_IO_BASE		0x09000000
 #define CRONUS_IO_BASE		0x09000000
 #define ZEUS_IO_BASE		0x09000000
 

arch/mips/powertv/asic/Makefile

@@ -16,8 +16,8 @@
 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 #
 
-obj-y += asic-calliope.o asic-cronus.o asic-zeus.o asic_devices.o asic_int.o \
-	 irq_asic.o prealloc-calliope.o prealloc-cronus.o \
-	 prealloc-cronuslite.o prealloc-zeus.o
+obj-y += asic-calliope.o asic-cronus.o asic-gaia.o asic-zeus.o \
+	asic_devices.o asic_int.o irq_asic.o prealloc-calliope.o \
+	prealloc-cronus.o prealloc-cronuslite.o prealloc-gaia.o prealloc-zeus.o
 
 EXTRA_CFLAGS += -Wall -Werror

arch/mips/powertv/asic/asic-gaia.c

@@ -0,0 +1,96 @@
+/*
+ * Locations of devices in the Gaia ASIC
+ *
+ * Copyright (C) 2005-2009 Scientific-Atlanta, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * Author:       David VomLehn
+ */
+
+#include <linux/init.h>
+#include <asm/mach-powertv/asic.h>
+
+const struct register_map gaia_register_map __initdata = {
+	.eic_slow0_strt_add = {.phys = GAIA_IO_BASE + 0x000000},
+	.eic_cfg_bits = {.phys = GAIA_IO_BASE + 0x000038},
+	.eic_ready_status = {.phys = GAIA_IO_BASE + 0x00004C},
+
+	.chipver3 = {.phys = GAIA_IO_BASE + 0x2A0800},
+	.chipver2 = {.phys = GAIA_IO_BASE + 0x2A0804},
+	.chipver1 = {.phys = GAIA_IO_BASE + 0x2A0808},
+	.chipver0 = {.phys = GAIA_IO_BASE + 0x2A080C},
+
+	/* The registers of IRBlaster */
+	.uart1_intstat = {.phys = GAIA_IO_BASE + 0x2A1800},
+	.uart1_inten = {.phys = GAIA_IO_BASE + 0x2A1804},
+	.uart1_config1 = {.phys = GAIA_IO_BASE + 0x2A1808},
+	.uart1_config2 = {.phys = GAIA_IO_BASE + 0x2A180C},
+	.uart1_divisorhi = {.phys = GAIA_IO_BASE + 0x2A1810},
+	.uart1_divisorlo = {.phys = GAIA_IO_BASE + 0x2A1814},
+	.uart1_data = {.phys = GAIA_IO_BASE + 0x2A1818},
+	.uart1_status = {.phys = GAIA_IO_BASE + 0x2A181C},
+
+	.int_stat_3 = {.phys = GAIA_IO_BASE + 0x2A2800},
+	.int_stat_2 = {.phys = GAIA_IO_BASE + 0x2A2804},
+	.int_stat_1 = {.phys = GAIA_IO_BASE + 0x2A2808},
+	.int_stat_0 = {.phys = GAIA_IO_BASE + 0x2A280C},
+	.int_config = {.phys = GAIA_IO_BASE + 0x2A2810},
+	.int_int_scan = {.phys = GAIA_IO_BASE + 0x2A2818},
+	.ien_int_3 = {.phys = GAIA_IO_BASE + 0x2A2830},
+	.ien_int_2 = {.phys = GAIA_IO_BASE + 0x2A2834},
+	.ien_int_1 = {.phys = GAIA_IO_BASE + 0x2A2838},
+	.ien_int_0 = {.phys = GAIA_IO_BASE + 0x2A283C},
+	.int_level_3_3 = {.phys = GAIA_IO_BASE + 0x2A2880},
+	.int_level_3_2 = {.phys = GAIA_IO_BASE + 0x2A2884},
+	.int_level_3_1 = {.phys = GAIA_IO_BASE + 0x2A2888},
+	.int_level_3_0 = {.phys = GAIA_IO_BASE + 0x2A288C},
+	.int_level_2_3 = {.phys = GAIA_IO_BASE + 0x2A2890},
+	.int_level_2_2 = {.phys = GAIA_IO_BASE + 0x2A2894},
+	.int_level_2_1 = {.phys = GAIA_IO_BASE + 0x2A2898},
+	.int_level_2_0 = {.phys = GAIA_IO_BASE + 0x2A289C},
+	.int_level_1_3 = {.phys = GAIA_IO_BASE + 0x2A28A0},
+	.int_level_1_2 = {.phys = GAIA_IO_BASE + 0x2A28A4},
+	.int_level_1_1 = {.phys = GAIA_IO_BASE + 0x2A28A8},
+	.int_level_1_0 = {.phys = GAIA_IO_BASE + 0x2A28AC},
+	.int_level_0_3 = {.phys = GAIA_IO_BASE + 0x2A28B0},
+	.int_level_0_2 = {.phys = GAIA_IO_BASE + 0x2A28B4},
+	.int_level_0_1 = {.phys = GAIA_IO_BASE + 0x2A28B8},
+	.int_level_0_0 = {.phys = GAIA_IO_BASE + 0x2A28BC},
+	.int_docsis_en = {.phys = GAIA_IO_BASE + 0x2A28F4},
+
+	.mips_pll_setup = {.phys = GAIA_IO_BASE + 0x1C0000},
+	.fs432x4b4_usb_ctl = {.phys = GAIA_IO_BASE + 0x1C0024},
+	.test_bus = {.phys = GAIA_IO_BASE + 0x1C00CC},
+	.crt_spare = {.phys = GAIA_IO_BASE + 0x1c0108},
+	.usb2_ohci_int_mask = {.phys = GAIA_IO_BASE + 0x20000C},
+	.usb2_strap = {.phys = GAIA_IO_BASE + 0x200014},
+	.ehci_hcapbase = {.phys = GAIA_IO_BASE + 0x21FE00},
+	.ohci_hc_revision = {.phys = GAIA_IO_BASE + 0x21fc00},
+	.bcm1_bs_lmi_steer = {.phys = GAIA_IO_BASE + 0x2E0004},
+	.usb2_control = {.phys = GAIA_IO_BASE + 0x2E004C},
+	.usb2_stbus_obc = {.phys = GAIA_IO_BASE + 0x21FF00},
+	.usb2_stbus_mess_size = {.phys = GAIA_IO_BASE + 0x21FF04},
+	.usb2_stbus_chunk_size = {.phys = GAIA_IO_BASE + 0x21FF08},
+
+	.pcie_regs = {.phys = GAIA_IO_BASE + 0x220000},
+	.tim_ch = {.phys = GAIA_IO_BASE + 0x2A2C10},
+	.tim_cl = {.phys = GAIA_IO_BASE + 0x2A2C14},
+	.gpio_dout = {.phys = GAIA_IO_BASE + 0x2A2C20},
+	.gpio_din = {.phys = GAIA_IO_BASE + 0x2A2C24},
+	.gpio_dir = {.phys = GAIA_IO_BASE + 0x2A2C2C},
+	.watchdog = {.phys = GAIA_IO_BASE + 0x2A2C30},
+	.front_panel = {.phys = GAIA_IO_BASE + 0x2A3800},
+};

arch/mips/powertv/asic/asic_devices.c

@@ -1,7 +1,6 @@
 /*
- *                   ASIC Device List Intialization
  *
- * Description:  Defines the platform resources for the SA settop.
+ * Description:  Defines the platform resources for Gaia-based settops.
  *
  * Copyright (C) 2005-2009 Scientific-Atlanta, Inc.
  *
@@ -19,11 +18,6 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
  *
- * Author:       Ken Eppinett
- *               David Schleef <ds@schleef.org>
- *
- * Description:  Defines the platform resources for the SA settop.
- *
  * NOTE: The bootloader allocates persistent memory at an address which is
  * 16 MiB below the end of the highest address in KSEG0. All fixed
  * address memory reservations must avoid this region.
@@ -289,6 +283,9 @@ static __init noinline void platform_set_family(void)
 	case BOOTLDRFAMILY('F', '1'):
 		platform_family = FAMILY_1500VZF;
 		break;
+	case BOOTLDRFAMILY('8', '7'):
+		platform_family = FAMILY_8700;
+		break;
 	default:
 		platform_family = -1;
 	}
@@ -526,6 +523,15 @@ void __init configure_platform(void)
 			"DVR_CAPABLE\n");
 		break;
 
+	case FAMILY_8700:
+		platform_features = FFS_CAPABLE | PCIE_CAPABLE;
+		asic = ASIC_GAIA;
+		set_register_map(GAIA_IO_BASE, &gaia_register_map);
+		gp_resources = dvr_gaia_resources;
+
+		pr_info("Platform: 8700 - GAIA, DVR_CAPABLE\n");
+		break;
+
 	default:
 		pr_crit("Platform:  UNKNOWN PLATFORM\n");
 		break;