summaryrefslogtreecommitdiff
path: root/target/linux/brcm63xx/patches-4.4/513-MIPS-BCM63XX-add-inventel-Livebox-support.patch
blob: e63ac5c96e6783de21c9a9e485fe37a3d9b4cd83 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
From e796582b499f0ba6acaa1ac3a10c09cceaab7702 Mon Sep 17 00:00:00 2001
From: Jonas Gorski <jogo@openwrt.org>
Date: Sun, 9 Mar 2014 04:55:52 +0100
Subject: [PATCH] MIPS: BCM63XX: add inventel Livebox support

---
 arch/mips/bcm63xx/boards/Kconfig         |    6 +
 arch/mips/bcm63xx/boards/Makefile        |    1 +
 arch/mips/bcm63xx/boards/board_common.c  |    2 +-
 arch/mips/bcm63xx/boards/board_common.h  |    6 +
 arch/mips/bcm63xx/boards/board_livebox.c |  215 ++++++++++++++++++++++++++++++
 5 files changed, 229 insertions(+), 1 deletion(-)
 create mode 100644 arch/mips/bcm63xx/boards/board_livebox.c

--- a/arch/mips/bcm63xx/boards/Kconfig
+++ b/arch/mips/bcm63xx/boards/Kconfig
@@ -12,4 +12,10 @@ config BOARD_BCM963XX
 	default y
        help
 
+config BOARD_LIVEBOX
+	bool "Inventel Livebox(es) boards"
+	select SSB
+	help
+	  Inventel Livebox boards using the RedBoot bootloader.
+
 endmenu
--- a/arch/mips/bcm63xx/boards/Makefile
+++ b/arch/mips/bcm63xx/boards/Makefile
@@ -1,2 +1,3 @@
 obj-y					+= board_common.o
 obj-$(CONFIG_BOARD_BCM963XX)		+= board_bcm963xx.o
+obj-$(CONFIG_BOARD_LIVEBOX)		+= board_livebox.o
--- a/arch/mips/bcm63xx/boards/board_common.c
+++ b/arch/mips/bcm63xx/boards/board_common.c
@@ -59,7 +59,7 @@ void __init board_prom_init(void)
 	if (fw_arg3 == CFE_EPTSEAL)
 		board_bcm963xx_init();
 	else
-		panic("unsupported bootloader detected");
+		board_livebox_init();
 }
 
 static int (*board_get_mac_address)(u8 mac[ETH_ALEN]);
--- a/arch/mips/bcm63xx/boards/board_common.h
+++ b/arch/mips/bcm63xx/boards/board_common.h
@@ -24,4 +24,10 @@ static inline void board_of_device_prese
 }
 #endif
 
+#if defined(CONFIG_BOARD_LIVEBOX)
+void board_livebox_init(void);
+#else
+static inline void board_livebox_init(void) { }
+#endif
+
 #endif /* __BOARD_COMMON_H */
--- /dev/null
+++ b/arch/mips/bcm63xx/boards/board_livebox.c
@@ -0,0 +1,164 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2008 Florian Fainelli <florian@openwrt.org>
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/input.h>
+#include <asm/addrspace.h>
+#include <bcm63xx_board.h>
+#include <bcm63xx_cpu.h>
+#include <bcm63xx_regs.h>
+#include <bcm63xx_io.h>
+#include <bcm63xx_dev_flash.h>
+#include <board_bcm963xx.h>
+
+#include "board_common.h"
+
+#define PFX	"board_livebox: "
+
+static unsigned int mac_addr_used = 0;
+
+/*
+ * known 6348 boards
+ */
+#ifdef CONFIG_BCM63XX_CPU_6348
+static struct board_info __initdata board_livebox_blue5g = {
+	.name				= "Livebox-blue-5g",
+	.expected_cpu_id		= 0x6348,
+
+	.has_uart0			= 1,
+	.has_enet0			= 1,
+	.has_enet1			= 1,
+	.has_pci			= 1,
+
+	.enet0 = {
+		.has_phy		= 1,
+		.use_internal_phy	= 1,
+	},
+
+	.enet1 = {
+		  .has_phy		= 1,
+		  .phy_id 		= 31,
+	},
+
+	.ephy_reset_gpio		= 6,
+	.ephy_reset_gpio_flags		= GPIO_ACTIVE_LOW,
+
+	.has_ohci0			= 1,
+	.has_pccard			= 1,
+
+	.has_dsp			= 0, /*TODO some Liveboxes have dsp*/
+	.dsp = {
+		.gpio_rst		= 6,
+		.gpio_int		= 35,
+		.cs			= 2,
+		.ext_irq		= 2,
+	},
+};
+#endif
+
+/*
+ * all boards
+ */
+static const struct board_info __initdata *bcm963xx_boards[] = {
+#ifdef CONFIG_BCM63XX_CPU_6348
+	&board_livebox_blue5g
+#endif
+};
+
+static struct of_device_id const livebox_boards_dt[] = {
+	{ .compatible = "inventel,livebox-blue-5g", .data = &board_livebox_blue5g, },
+	{ }
+};
+
+/*
+ * register & return a new board mac address
+ */
+static int livebox_get_mac_address(u8 *mac)
+{
+	u8 *p;
+	int count;
+
+	memcpy(mac, (u8 *)0xBEBFF377, ETH_ALEN);
+
+	p = mac + ETH_ALEN - 1;
+	count = mac_addr_used;
+
+	while (count--) {
+		do {
+			(*p)++;
+			if (*p != 0)
+				break;
+			p--;
+		} while (p != mac);
+	}
+
+	if (p == mac) {
+		printk(KERN_ERR PFX "unable to fetch mac address\n");
+		return -ENODEV;
+	}
+        mac_addr_used++;
+
+	return 0;
+}
+
+/*
+ * early init callback
+ */
+#define LIVEBOX_GPIO_DETECT_MASK	0x000000ff
+#define LIVEBOX_BOOT_ADDR		0x1e400000
+
+#define LIVEBOX_HW_BLUE5G_9		0x90
+
+void __init board_livebox_init(void)
+{
+	u32 val;
+	u8 hw_version;
+	const struct board_info *board;
+	const struct of_device_id *board_match;
+
+	/* find board by compat */
+	board_match = bcm63xx_match_board(livebox_boards_dt);
+	if (board_match) {
+		board = board_match->data;
+	} else {
+		/* Get hardware version */
+		val = bcm_gpio_readl(GPIO_CTL_LO_REG);
+		val &= ~LIVEBOX_GPIO_DETECT_MASK;
+		bcm_gpio_writel(val, GPIO_CTL_LO_REG);
+
+		hw_version = bcm_gpio_readl(GPIO_DATA_LO_REG);
+		hw_version &= LIVEBOX_GPIO_DETECT_MASK;
+
+		switch (hw_version) {
+		case LIVEBOX_HW_BLUE5G_9:
+			printk(KERN_INFO PFX "Livebox BLUE5G.9\n");
+			board = bcm963xx_boards[0];
+			break;
+		default:
+			printk(KERN_INFO PFX "Unknown livebox version: %02x\n",
+			       hw_version);
+			/* use default livebox configuration */
+			board = bcm963xx_boards[0];
+			break;
+		}
+	}
+
+	/* use default livebox configuration */
+	board_early_setup(board, livebox_get_mac_address);
+
+	/* read base address of boot chip select (0) */
+	val = bcm_mpi_readl(MPI_CSBASE_REG(0));
+	val &= MPI_CSBASE_BASE_MASK;
+	if (val != LIVEBOX_BOOT_ADDR) {
+		printk(KERN_NOTICE PFX "flash address is: 0x%08x, forcing to: 0x%08x\n",
+			val, LIVEBOX_BOOT_ADDR);
+		bcm63xx_flash_force_phys_base_address(LIVEBOX_BOOT_ADDR, 0x1ebfffff);
+	}
+}